1 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
4 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
5 (noce_conversion_profitable_p): New.
6 (noce_try_store_flag_constants): Use it.
7 (noce_try_addcc): Likewise.
8 (noce_try_store_flag_mask): Likewise.
9 (noce_try_cmove): Likewise.
10 (noce_try_cmove_arith): Likewise.
11 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
13 (noce_convert_multiple_sets): Move cost model to here, from...
14 (bb_ok_for_noce_convert_multiple_sets) ...here.
15 (noce_process_if_block): Update calls for above changes.
16 (noce_find_if_block): Record new noce_if_info parameters.
18 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
20 * target.def (max_noce_ifcvt_seq_cost): New.
21 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
22 * doc/tm.texi: Regenerate.
23 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
24 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
25 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
26 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
27 * doc/invoke.texi: Document new params.
29 2016-07-21 Richard Biener <rguenther@suse.de>
31 PR tree-optimization/71947
32 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
33 ranges have useful limit_vr information.
35 2016-07-21 Richard Biener <rguenther@suse.de>
37 * function-tests.c (build_trivial_generic_function): Set
38 BLOCK_SUPERCONTEXT of DECL_INITIAL.
39 * omp-low.c (create_omp_child_function): Likewise.
40 (grid_expand_target_grid_body): Likewise.
41 * cgraphunit.c (init_lowered_empty_function): Likewise.
42 (cgraph_node::expand_thunk): Likewise.
43 * tree-parloops.c (create_loop_fn): Likewise.
44 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
46 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
48 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
51 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
53 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
54 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
55 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
56 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
57 values for insn attribute.
58 * config/avr/avr.c (avr_out_insert_notbit): New function.
59 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
60 ADJUST_LEN_INSV_NOTBIT_0/_7.
61 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
63 2016-07-21 Bin Cheng <bin.cheng@arm.com>
65 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
66 (chrec_convert_1, chrec_convert): Ditto.
67 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
68 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
69 * tree-vrp.c (adjust_range_with_scev): Ditto.
70 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
71 (scev_var_range_cant_overflow): New function.
72 (scev_probably_wraps_p): New parameter. Call above function.
73 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
75 2016-07-21 Bin Cheng <bin.cheng@arm.com>
77 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
78 by removing computation of may_be_zero.
80 2016-07-21 Jakub Jelinek <jakub@redhat.com>
82 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
84 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
86 Improving concepts performance and diagnostics.
87 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
88 for constraint satisfaction and subsumption.
89 * timevar.h (auto_timevar): New constructor that matches the push/pop
90 pattern of usage in pt.c.
92 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
94 * hwint.h (HOST_WIDE_INT_0): New define.
95 (HOST_WIDE_INT_0U): Ditto.
96 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
97 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
98 * simplify-rtx.c: Ditto.
99 * tree-object-size.c: Ditto.
101 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
103 * config/s390/s390.c (s390_encode_section_info): Remove mode size
106 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
108 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
109 * combine.c: Use HOST_WIDE_INT_M1U instead of
110 ~(unsigned HOST_WIDE_INT) 0.
111 * double-int.h: Ditto.
118 * tree-ssa-loop-ivopts.c: Ditto.
119 * tree-ssa-loop-prefetch.c: Ditto.
120 * tree-vect-generic.c: Ditto.
121 * tree-vect-patterns.c: Ditto.
124 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
126 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
127 constant addresses outside [0,0xc0] into a register.
128 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
129 cases where the base address register is unused after.
130 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
131 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
132 (avr_out_store_psi_reg_disp_tiny): Same.
134 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
136 Implement attribute progmem on reduced Tiny cores by adding
137 flash offset 0x4000 to respective symbols.
140 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
141 documentation how it works on reduced Tiny cores.
142 (AVR Named Address Spaces): No support for reduced Tiny.
143 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
144 (avr_address_tiny_pm_p): New static function.
145 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
146 if the address is in progmem.
147 (avr_assemble_integer): Same.
148 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
149 for symbol_ref in progmem.
150 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
151 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
152 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
154 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
156 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
157 * configure: Regenerate.
158 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
159 (USE_THIN_ARCHIVES): New variable.
160 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
161 this archive as a thin archive.
163 2016-07-20 David Malcolm <dmalcolm@redhat.com>
165 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
166 same location as last time, don't skip if we have fix-it hints.
167 Clarify the skipping logic by converting it from one "if" clause
168 to repeated "if" clauses.
169 * spellcheck-tree.c: Include "cpplib.h".
170 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
171 (best_macro_match::best_macro_match): New constructor.
172 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
173 Move here from c/c-decl.c.
174 (class best_macro_match): Move here from c/c-decl.c, converting
175 from a typedef to a subclass, gaining a ctor.
177 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
179 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
180 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
182 (avr_addr_space_diagnose_usage): ...and implementation.
183 (avr_addr_space_supported_p): New function.
184 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
185 report bad address space usage if that space is supported.
186 (avr_insert_attributes): Same. No more complain about unsupported
188 * config/avr/avr-c.c (tm_p.h): Include it.
189 (avr_cpu_cpp_builtins): Only define addr-space related built-in
190 macro if avr_addr_space_supported_p.
192 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
194 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
195 flag_toplevel_reorder.
197 2016-07-20 David Malcolm <dmalcolm@redhat.com>
199 * gcc-rich-location.c
200 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
202 * gcc-rich-location.h
203 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
205 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
207 * target.def (addr_space): Add new diagnose_usage to hook vector.
208 * targhooks.c (default_addr_space_diagnose_usage): Add default
209 implementation and...
210 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
211 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
212 is some address space, call targetm.addr_space.diagnose_usage.
213 * doc/tm.texi.in (Named Address Spaces): Add anchor for
214 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
215 * doc/tm.texi: Regenerate.
217 2016-07-20 Martin Liska <mliska@suse.cz>
220 * graphite-isl-ast-to-gimple.c (later_of_the_two):
221 Properly handly PHI stmts.
223 2016-07-20 Bin Cheng <bin.cheng@arm.com>
225 PR tree-optimization/71503
226 PR tree-optimization/71683
227 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
230 2016-07-20 Martin Liska <mliska@suse.cz>
232 * doc/invoke.texi (-fipa-ra): Document when the option is
233 disabled. Fix a typo.
235 2016-07-20 Martin Liska <mliska@suse.cz>
237 * Makefile.in: Include fibonacci_heap.c
238 * fibonacci_heap.c: New file.
239 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
240 (fibonacci_heap::union_with): Fix deletion of the second heap.
241 * selftest-run-tests.c (selftest::run_tests): Incorporate
242 fibonacci heap tests.
243 * selftest.h: Declare fibonacci_heap_c_tests.
245 2016-07-20 Martin Liska <mliska@suse.cz>
247 * selftest-run-tests.c (selftest::run_tests): New function.
248 * selftest.h (sreal_c_tests): Declare.
249 * sreal.c (sreal_verify_basics): New function.
250 (verify_aritmetics): Likewise.
251 (sreal_verify_arithmetics): Likewise.
252 (verify_shifting): Likewise.
253 (sreal_verify_shifting): Likewise.
254 (void sreal_c_tests): Likewise.
256 2016-07-19 Jakub Jelinek <jakub@redhat.com>
258 PR rtl-optimization/71916
259 * cfgrtl.c (contains_no_active_insn_p): Return false also for
260 bb which have a single succ fake edge.
262 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
265 * dwarf2out.c (gen_subprogram_die): Only call
266 gen_unspecified_parameters_die while dumping early dwarf.
268 2016-07-19 Jakub Jelinek <jakub@redhat.com>
271 * gimple-fold.c (fold_builtin_memory_op): Use
272 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
274 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
276 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
277 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
278 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
279 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
283 * double-int.c: Ditto.
285 * dwarf2out.c: Ditto.
288 * fold-const.c: Ditto.
295 * loop-doloop.c: Ditto.
296 * loop-invariant.c: Ditto.
303 * simplify-rtx.c: Ditto.
304 * stor-layout.c: Ditto.
306 * tree-ssa-loop-ivopts.c: Ditto.
307 * tree-vect-generic.c: Ditto.
308 * tree-vect-patterns.c: Ditto.
313 * wide-int-print.cc: Ditto.
314 * wide-int.cc: Ditto.
317 2016-07-19 David Malcolm <dmalcolm@redhat.com>
319 * selftest.c (selftest::assert_streq): Handle NULL values of
320 val_actual and val_expected.
322 2016-07-19 Martin Jambor <mjambor@suse.cz>
325 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
326 rather than cgraph_create_node to get a call graph node.
328 2016-07-19 Richard Biener <rguenther@suse.de>
330 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
331 handle all tcc_constant bases and valueize SSA names.
332 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
335 2016-07-19 David Malcolm <dmalcolm@redhat.com>
337 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
338 the flags of the exit block and bb2, not just the entry block.
340 2016-07-19 Richard Biener <rguenther@suse.de>
342 PR tree-optimization/71901
343 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
344 align member, group stuff with the bitfield.
345 (vn_ref_op_align_unit): New inline.
346 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
347 record element alignment and operand 3 unchanged.
348 (ao_ref_init_from_vn_reference): Adjust.
349 (valueize_refs_1): Likewise.
350 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
352 2016-07-19 Richard Biener <rguenther@suse.de>
354 PR tree-optimization/71908
355 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
356 symbolic constants in a more reliable way.
358 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
360 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
362 (vect_update_inits_of_drs): Likewise.
363 (vect_create_cond_for_alias_checks): Likewise.
364 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
366 2016-07-19 Richard Biener <rguenther@suse.de>
369 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
370 with an abstract origin that is not an inlined function outer
371 scope add a self-reference as abstract origin.
372 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
374 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
377 * config/rs6000/rs6000.c (rs6000_function_value): Fix
378 unintentional System V.4 structure return breakage for structures
379 with a single floating point element.
381 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
383 PR tree-optimization/71734
384 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
385 contains REF, use it to check safelen, assume that safelen value
386 must be greater 1, fix style.
387 (ref_indep_loop_p_2): Add REF_LOOP argument.
388 (ref_indep_loop_p): Pass LOOP as additional argument to
391 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
393 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
394 allocation in the prologue.
395 * explow.c (get_dynamic_stack_base): New function to return an address
396 expression for the dynamic stack base.
397 (get_dynamic_stack_size): New function to do the required dynamic stack
398 space size calculations.
399 (allocate_dynamic_stack_space): Use new functions.
400 (align_dynamic_address): Move some code from
401 allocate_dynamic_stack_space to new function.
402 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
404 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
406 * config/s390/s390.c (s390_encode_section_info): Always set
407 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
410 2016-07-18 Richard Biener <rguenther@suse.de>
412 PR tree-optimization/71893
413 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
414 for sizetype cast added by array_ref_element_size.
415 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
417 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
419 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
420 register parameters. Remove code to initialize argument pointer
421 on TARGET_64BIT. Optimize call to _mcount when it can be reached
422 using a pc-relative branch. Cleanup conditional code.
423 * config/pa/pa.md (call_mcount): New expander.
424 (call_mcount_nonpic): New insn.
425 (call_mcount_pic): New insn and split.
426 (call_mcount_pic_post_reload): New insn.
427 (call_mcount_64bit): New insn and split.
428 (call_mcount_64bit_post_reload): New insn.
430 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
432 * config/avr/predicates.md (const_m255_to_m1_operand): New.
433 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
434 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
435 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
436 (*usum_widenqihi3, *udiff_widenqihi3)
437 (*addhi3_zero_extend.const): New combiner insns.
438 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
439 just 1 bit is affected.
440 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
441 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
443 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
445 * omp-low.c (lower_omp_target): Mark data clauses with
446 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
447 zero-length subarrays.
449 2016-07-15 Richard Biener <rguenther@suse.de>
451 PR tree-optimization/71881
452 * tree-loop-distribution.c (destroy_loop): Remove blocks in
453 reverse DOM order to make debug temp generation happy.
455 2016-07-15 Richard Biener <rguenther@suse.de>
457 PR tree-optimization/71887
458 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
459 verify it is not zero for division / modulo handling.
460 (value_replacement): Adjust.
462 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
463 Julian Brown <julian@codesourcery.com>
465 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
466 * config/aarch64/aarch64-cost-tables.h
467 (vulcan_extra_costs): New variable.
468 * config/aarch64/aarch64.c
469 (vulcan_addrcost_table): Likewise.
470 (vulcan_regmove_cost): Likewise.
471 (vulcan_vector_cost): Likewise.
472 (vulcan_branch_cost): Likewise.
473 (vulcan_tunings): Likewise.
475 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
477 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
478 (output_in_order): Loop over undefined variables too. Output them
479 via assemble_undefined_decl. Skip variables that correspond to hard
480 registers or have value-exprs.
481 * varpool.c (symbol_table::output_variables): Handle undefined
482 variables together with defined ones.
484 2016-07-15 Richard Biener <rguenther@suse.de>
486 * tree-ssa-pre.c (get_representative_for): Make sure to return
487 the value number of SSA names.
488 (phi_translate_1): get_representative_for cannot return NULL.
489 (do_pre_regular_insertion): Remove redundant call to
490 fully_constant_expression.
491 (do_pre_partial_partial_insertion): Likewise.
493 2016-07-15 Bin Cheng <bin.cheng@arm.com>
495 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
496 (derive_simple_iv_with_niters): New function.
497 (simple_iv): Rewrite using simple_iv_with_niters.
498 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
499 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
501 (number_of_iterations_exit): Rewrite using above function.
502 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
505 2016-07-15 Richard Biener <rguenther@suse.de>
507 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
510 2016-07-14 Jakub Jelinek <jakub@redhat.com>
512 PR tree-optimization/71872
513 * tree-data-ref.c (get_references_in_stmt): Ignore references
514 with is_gimple_constant get_base_address.
516 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
518 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
519 (TARGET_HAVE_LDACQD): New macro.
520 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
521 than TARGET_HAVE_LDACQ.
522 (arm_load_acquire_exclusivedi): Likewise.
523 (arm_store_release_exclusivedi): Likewise.
525 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
527 PR rtl-optimization/71878
528 * lra-constraints.c (match_reload): Pass information about other
529 output operands. Create new unique register value if matching input
530 operand shares same register value as output operand being considered.
531 (curr_insn_transform): Record output operands already processed.
533 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
536 PR tree-optimization/70923
537 * tree-vect-patterns.c: Include mult-synthesis.h.
538 (target_supports_mult_synth_alg): New function.
539 (synth_lshift_by_additions): Likewise.
540 (apply_binop_and_append_stmt): Likewise.
541 (vect_synth_mult_by_constant): Likewise.
542 (target_has_vecop_for_code): Likewise.
543 (vect_recog_mult_pattern): Use above functions to synthesize vector
544 multiplication by integer constants.
546 2016-07-14 Alan Modra <amodra@gmail.com>
548 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
549 gpr alternatives. Correct '*' placement on Y,r alternative.
550 Add '*' on operand 1 of r,r alternative.
552 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
554 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
555 * expmed.h: ... Here.
557 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
559 * gimple.h (stmt_can_terminate_bb_p): New function.
560 * tree-cfg.c (need_fake_edge_p): Rename to ...
561 (stmt_can_terminate_bb_p): ... this; return true if stmt can
562 throw external; handle const and pure calls.
563 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
565 2016-07-14 Richard Biener <rguenther@suse.de>
567 PR tree-optimization/71866
568 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
569 (do_hoist_insertion): Avoid endless recursion when we
570 didn't insert anything because we managed to simplify
571 things down to a constant or SSA name.
572 (fully_constant_expression): Re-write in terms of ...
573 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
574 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
575 vn_nary_build_or_lookup_1.
576 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
577 (vn_nary_build_or_lookup): ... this which now wraps it.
579 2016-07-14 Alan Modra <amodra@gmail.com>
582 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
583 with p9_vector override before power9-dform override.
585 2016-07-13 Andi Kleen <ak@linux.intel.com>
587 * value-prof.c (gimple_value_profile_transformations): Don't run
588 when auto_profile is on.
590 2016-07-13 Andi Kleen <ak@linux.intel.com>
592 * auto-profile.c (update_inlined_ind_target,
593 afdo_indirect_call): Print information to dump file.
595 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
597 * genrecog.c (special_predicate_operand_p): New function.
598 (predicate_name): Move function.
599 (validate_pattern): Don't warn about missing mode for all
600 define_special_predicate predicates.
602 2016-07-13 Bin Cheng <bin.cheng@arm.com>
604 * tree-vect-data-refs.c (vect_no_alias_p): New function.
605 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
606 resolve alias checks which are known at compilation time.
607 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
608 alias checks are resolved. Move dump info for too many runtime
609 alias checks to here...
610 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
612 2016-07-13 Richard Biener <rguenther@suse.de>
614 PR tree-optimization/24574
615 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
616 position and add shift, rotate, divison and modulo support
618 (value_replacement): Pass in argument position to absorbing_element_p.
620 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
623 * ipa-inline-transform.c (inline_call): Support
626 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
628 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
629 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
631 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
632 Baseline. Make initial alternative TARGET_32BIT only.
634 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
635 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
638 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
640 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
641 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
642 availability with TARGET_HAVE_MOVT.
643 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
644 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
645 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
647 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
648 extra instruction if MOVW is available. Use a cost variable
649 incremented by COSTS_N_INSNS (1) when the condition match rather than
650 returning an arithmetic expression based on COSTS_N_INSNS. Make
651 constant with bottom half word zero cost 2 instruction if MOVW is
653 * config/arm/arm.md (define_attr "arch"): Add v8mb.
654 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
655 target is ARMv8-M Baseline.
656 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
657 (arm_movtas_ze): Likewise.
658 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
659 alternative for constants satisfying j constraint.
660 (thumb1_movsi_insn): Likewise.
661 (movsi splitter for K alternative): Tighten condition to not trigger
662 if movt is available and j constraint is satisfied.
663 (Pe immediate splitter): Likewise.
664 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
665 constant fitting in an halfword to use MOVW.
666 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
669 2016-07-13 Richard Biener <rguenther@suse.de>
672 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
673 gimplifying the LHS. Make sure to gimplify a returning twice
674 call LHS without using SSA names.
676 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
678 * tree-data-ref.c (find_data_references_in_stmt): Remove
679 unnecessary call to vec::release.
680 (graphite_find_data_references_in_stmt): Likewise.
681 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
682 * tree-vect-stmts.c (vectorizable_condition): Likewise.
684 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
686 * cfgexpand.c (expand_used_vars): Make the type of a local
688 * genmatch.c (lower_for): Likewise.
689 * haifa-sched.c (haifa_sched_init): Likewise.
690 (add_to_speculative_block): Likewise.
691 (create_check_block_twin): Likewise.
692 * predict.c (handle_missing_profiles): Likewise.
693 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
694 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
695 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
697 (maybe_lower_iteration_bound): Likewise.
698 * tree-ssa-sccvn.c (DFS): Likewise.
699 * tree-stdarg.c (reachable_at_most_once): Likewise.
700 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
701 (vectorizable_store): Likewise.
703 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
705 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
706 (sccvn_dom_walker): make cond_stack an auto_vec.
708 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
710 * ree.c (struct ext_state): Make type of members auto_vec.
711 (find_and_remove_re): Adjust.
713 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
715 * cfgexpand.c (struct stack_vars_data): Make type of fields
717 (expand_used_vars): Adjust.
719 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
721 * ipa.c (record_cdtor_fn): Adjust.
722 (build_cdtor_fns): Likewise.
723 (ipa_cdtor_merge): Make static_ctors and static_dtors local
726 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
728 * genextract.c (struct accum_extract): Add constructor and make
732 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
734 * tree.c (struct free_lang_data_d): Add constructor and change
735 types of members to ones that automatically manage resources.
736 (fld_worklist_push): Adjust.
737 (find_decls_types): Likewise.
738 (find_decls_types_in_eh_region): Likewise.
739 (free_lang_data_in_cgraph): Stop manually creating and
740 destroying members of free_lang_data_d.
742 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
744 PR rtl-optimization/68961
745 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
746 peephole variant. Use sse_reg_operand predicates.
748 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
750 * config/i386/predicates.md (x86_64_immediate_operand)
751 <case CONST_INT>: Remove unneeded truncation to DImode.
753 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
755 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
758 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
759 The xxperm and xxpermr instructions require that the 2nd input
760 operand overlap with the output operand, and not the 1st.
761 (altivec_vperm_v8hiv16qi): Likewise.
762 (altivec_vperm_<mode>_uns_internal): Likewise.
763 (altivec_vpermr_<mode>_internal): Likewise.
764 (vperm_v8hiv4si): Likewise.
765 (vperm_v16qiv8hi): Likewise.
767 2016-07-12 Martin Liska <mliska@suse.cz>
769 * params.def: Add avg-loop niter.
770 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
771 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
772 * doc/invoke.texi: Document the new parameter.
774 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
777 * expr.c (store_constructor): Mask sign-extended bits when widening
778 sub-word constructor element at the start of a word.
780 2016-07-12 Martin Liska <mliska@suse.cz>
782 * Makefile.in: Append rule for params-options.h.
783 * params-options.h: New file.
785 2016-07-12 Martin Liska <mliska@suse.cz>
787 * ira-build.c (mark_loops_for_removal): Properly iterate
790 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
791 Richard Biener <rguenther@suse.de>
793 PR tree-optimization/23286
794 PR tree-optimization/70159
795 * doc/invoke.texi: Document -fcode-hoisting.
796 * common.opt (fcode-hoisting): New flag.
797 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
798 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
799 (do_regular_insertion): Rename to ...
800 (do_pre_regular_insertion): ... this and amend general comments
801 on insertion strathegy.
802 (do_partial_partial_insertion): Rename to ...
803 (do_pre_partial_partial_insertion): ... this.
804 (do_hoist_insertion): New function.
805 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
806 and call do_hoist_insertion properly.
808 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
809 (pass_pre::execute): Register hoist_insert stats.
811 2016-07-12 Jakub Jelinek <jakub@redhat.com>
814 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
815 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
816 is different from mode's bitsize. Small cleanup.
818 2016-07-12 Richard Biener <rguenther@suse.de>
820 PR rtl-optimization/68961
821 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
822 to simplify to a non-constant.
824 2016-07-11 Jakub Jelinek <jakub@redhat.com>
827 * omp-low.c (expand_omp_target): Gimplify device.
829 PR tree-optimization/71823
830 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
831 to get vec_oprnds2 from op2.
833 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
835 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
836 Hoist common subexpressions.
837 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
839 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
842 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
843 prevent generation of 'stxsiwx' on pre Power8 hardware.
845 2016-07-11 David Malcolm <dmalcolm@redhat.com>
847 * input.c: Include cpplib.h.
848 (selftest::temp_source_file): New class.
849 (selftest::temp_source_file::temp_source_file): New ctor.
850 (selftest::temp_source_file::~temp_source_file): New dtor.
851 (selftest::should_have_column_data_p): New function.
852 (selftest::test_should_have_column_data_p): New function.
853 (selftest::temp_line_table): New class.
854 (selftest::temp_line_table::temp_line_table): New ctor.
855 (selftest::temp_line_table::~temp_line_table): New dtor.
856 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
857 it to create a temp_line_table.
858 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
859 locations that are known to have column data.
860 (selftest::line_table_case): New struct.
861 (selftest::test_reading_source_line): Move tempfile handling
862 to class temp_source_file.
863 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
864 (selftest::assert_token_loc_eq): New function.
865 (ASSERT_TOKEN_LOC_EQ): New macro.
866 (selftest::test_lexer): New function.
867 (selftest::boundary_locations): New array.
868 (selftest::input_c_tests): Call test_should_have_column_data_p.
869 Loop over a test matrix of interesting values of location and
870 default_range_bits, calling test_lexer on each case in the matrix.
871 Move call to test_accessing_ordinary_linemaps into the matrix.
872 * selftest.h (ASSERT_EQ): Reimplement in terms of...
873 (ASSERT_EQ_AT): New macro.
875 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
878 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
879 Don't convert TImode in debug insn.
881 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
883 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
884 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
885 (tree_type_common::lang_flag_7): New.
886 (tree_type_common::spare): Reduce size.
887 * tree.h (TYPE_ALIGN_OK): Remove.
888 (TYPE_LANG_FLAG_7): New.
889 (get_inner_reference): Adjust header.
890 * print-tree.c (print_node): Adjust.
891 * expr.c (get_inner_reference): Remove parameter keep_aligning.
892 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
893 calls to get_inner_reference.
894 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
895 handling of TYPE_ALIGN_OK.
896 * builtins.c (get_object_alignment_2): Adjust call to
897 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
898 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
900 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
901 * cfgexpand.c (expand_debug_expr): Likewise.
902 * dbxout.c (dbxout_expand_expr): Likewise.
903 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
904 loc_list_from_tree, fortran_common): Likewise.
905 * fold-const.c (optimize_bit_field_compare,
906 decode_field_reference, fold_unary_loc, fold_comparison,
907 split_address_to_core_and_offset): Likewise.
908 * gimple-laddress.c (execute): Likewise.
909 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
910 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
911 * hsa-gen.c (gen_hsa_addr): Likewise.
912 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
913 * tsan.c (instrument_expr): Likewise.
914 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
915 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
916 * tree-affine.c (tree_to_aff_combination,
917 get_inner_reference_aff): Adjust calls to get_inner_reference.
918 * tree-data-ref.c (split_constant_offset_1,
919 dr_analyze_innermost): Likewise.
920 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
921 * tree-sra.c (ipa_sra_check_caller): Likewise.
922 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
923 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
924 bswap_replace): Likewise.
925 * tree-vect-data-refs.c (vect_check_gather,
926 vect_analyze_data_refs): Likewise.
927 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
928 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
931 2016-07-11 David Malcolm <dmalcolm@redhat.com>
933 * Makefile.in (selftest-valgrind): New phony target.
934 * function-tests.c (selftest::build_cfg): Delete pass instances
936 (selftest::convert_to_ssa): Likewise.
937 (selftest::test_expansion_to_rtl): Likewise.
938 * tree-cfg.c (selftest::test_linear_chain): Release dominator
940 (selftest::test_diamond): Likewise.
942 2016-07-11 Richard Biener <rguenther@suse.de>
944 PR tree-optimization/71816
945 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
946 than replacing all of its operands.
948 2016-07-11 Alan Modra <amodra@gmail.com>
950 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
951 (ctr<mode>): Add unspec.
952 (ctr<mode>_internal*): Likewise.
954 2016-07-08 James Bowman <james.bowman@ftdichip.com>
956 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
957 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
959 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
961 PR rtl-optimization/71621
962 * lra-constraints.c (process_alt_operands): Check combination of
965 2016-07-08 Jason Merrill <jason@redhat.com>
966 Richard Biener <rguenther@suse.de>
968 P0145: Refining Expression Order for C++.
969 * gimplify.c (initial_rhs_predicate_for): New.
970 (gimplfy_modify_expr): Gimplify RHS before LHS.
972 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
975 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
976 Allow standard error handling to take over when a wrong number
977 of arguments is presented to __builtin_vec_ld () or
980 2016-07-08 Jiong Wang <jiong.wang@arm.com>
982 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
987 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
988 __builtin_aarch64_fmaxv2sf.
989 (vmaxnmq_f32): Likewise.
990 (vmaxnmq_f64): Likewise.
991 (vminnm_f32): Likewise.
992 (vminnmq_f32): Likewise.
993 (vminnmq_f64): Likewise.
995 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
998 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
999 enable -mfloat128-hardware by default.
1000 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
1001 that IEEE 128-bit hardware support needs.
1002 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
1003 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
1004 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
1005 floating point requires.
1006 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1007 -mfloat128 and -mfloat128-hardware changes.
1009 2016-07-08 Alan Hayward <alan.hayward@arm.com>
1011 PR tree-optimization/71667
1012 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
1014 2016-07-08 Martin Liska <mliska@suse.cz>
1017 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
1018 folding produces SAVE_EXPRs, thus return false for the type.
1020 2016-07-07 Martin Liska <mliska@suse.cz>
1022 * file-find.c (remove_prefix): New function.
1023 * file-find.h (remove_prefix): Declare the function.
1024 * gcc-ar.c (main): Skip a folder of the wrapper if
1025 a wrapped binary would point to the same file.
1027 2016-07-07 Jan Hubicka <jh@suse.cz>
1029 * tree-scalar-evolution.c (iv_can_overflow_p): export.
1030 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
1031 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
1033 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
1036 * ipa-inline-analysis.c (compute_inline_parameters): Set
1037 local.can_change_signature to false for intrumentation
1040 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1042 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
1043 with TARGET_HAVE_MOVT.
1044 (TARGET_HAVE_MOVT): Define.
1045 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
1046 availability with TARGET_HAVE_MOVT.
1047 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
1049 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
1051 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
1052 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
1053 * config/arm/constraints.md (define_constraint "j"): Use
1054 TARGET_HAVE_MOVT to check MOVT availability.
1056 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1058 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
1060 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1062 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
1063 (armv8-m.main): Likewise.
1064 (armv8-m.main+dsp): Likewise.
1065 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
1066 (FL_FOR_ARCH8M_MAIN): Likewise.
1067 * config/arm/arm-tables.opt: Regenerate.
1068 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
1069 armv8-m.main+dsp to BE8_LINK_SPEC.
1070 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
1071 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
1072 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
1073 Baseline and Mainline.
1074 (arm_option_override_internal): Also disable arm_restrict_it when
1075 !arm_arch_notm. Update comment for -munaligned-access to also cover
1077 (arm_file_start): Increase buffer size for printing architecture name.
1078 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
1079 and armv8-m.main+dsp.
1080 (mno-unaligned-access): Clarify that this is disabled by default for
1081 ARMv8-M Baseline architectures as well.
1083 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1085 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
1086 decide whether to prevent some libgcc routines being included for some
1087 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
1088 link between this condition and the one in
1089 libgcc/config/arm/lib1func.S.
1091 2016-07-07 Richard Biener <rguenther@suse.de>
1093 * tree-ssa-pre.c: Include alias.h.
1094 (compute_avail): If we have multiple VN_REFERENCEs with the
1095 same hashtable entry adjust that to make it a valid replacement
1096 for all of them with respect to alignment and aliasing
1097 when doing insertion.
1098 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
1099 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
1101 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
1105 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
1106 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
1109 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1111 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
1112 (adjust_mems): Adjust.
1113 (adjust_insn): Likewise.
1114 (prepare_call_arguments): Likewise.
1116 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1118 * gcse.c (struct ls_expr): Make stores field a vector.
1119 (ldst_entry): Adjust.
1120 (free_ldst_entry): Likewise.
1121 (print_ldst_list): Likewise.
1122 (compute_ld_motion_mems): Likewise.
1123 (update_ld_motion_stores): Likewise.
1125 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1127 * gcse.c (struct ls_expr): Remove loads field.
1128 (ldst_entry): Adjust.
1129 (free_ldst_entry): Likewise.
1130 (print_ldst_list): Likewise.
1131 (compute_ld_motion_mems): Likewise.
1133 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1135 * store-motion.c (struct st_expr): Make antic_stores a vector.
1136 (st_expr_entry): Adjust.
1137 (free_st_expr_entry): Likewise.
1138 (print_store_motion_mems): Likewise.
1139 (find_moveable_store): Likewise.
1140 (compute_store_table): Likewise.
1141 (remove_reachable_equiv_notes): Likewise.
1142 (replace_store_insn): Likewise.
1143 (build_store_vectors): Likewise.
1145 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1147 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
1148 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
1150 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1152 PR tree-optimization/71518
1153 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
1154 misalign also for outer loops with negative step.
1156 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
1158 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
1159 (cortex_a53_shift): Add mov_shift.
1160 (cortex_a53_shift_reg): Add new reservation for register shifts.
1161 (cortex_a53_alu): Remove bfm.
1162 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
1163 (cortex_a53_alu_extr): Add new reservation for EXTR.
1164 (bypasses): Improve bypass modelling.
1166 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1169 * config/avr/avr.c (avr_asm_select_section): Strip off
1170 SECTION_DECLARED from flags when calling get_section.
1172 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1174 * tree-vectorizer.h (vect_memory_access_type): Add
1175 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
1176 * tree-vect-stmts.c (compare_step_with_zero): New function.
1177 (perm_mask_for_reverse): Move further up file.
1178 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
1180 (get_negative_load_store_type): New function.
1181 (get_load_store_type): Call it. Add an ncopies argument.
1182 (vectorizable_mask_load_store): Update call accordingly and
1183 remove tests for negative steps.
1184 (vectorizable_store, vectorizable_load): Likewise. Handle new
1185 memory_access_types.
1187 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1189 * tree-vectorizer.h (vect_memory_access_type): New enum.
1190 (_stmt_vec_info): Add a memory_access_type field.
1191 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
1192 (vect_model_store_cost): Take an access type instead of a boolean.
1193 (vect_model_load_cost): Likewise.
1194 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
1195 vect_model_store_cost and vect_model_load_cost.
1196 * tree-vect-stmts.c (vec_load_store_type): New enum.
1197 (vect_model_store_cost): Take an access type instead of a
1198 store_lanes_p boolean. Simplify tests.
1199 (vect_model_load_cost): Likewise, but for load_lanes_p.
1200 (get_group_load_store_type, get_load_store_type): New functions.
1201 (vectorizable_store): Use get_load_store_type. Record the access
1202 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
1203 (vectorizable_load): Likewise.
1204 (vectorizable_mask_load_store): Likewise. Replace is_store
1205 variable with vls_type.
1207 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1209 * tree-vectorizer.h (vect_grouped_load_supported): Add a
1210 single_element_p parameter.
1211 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
1212 Check the PR65518 case here rather than in vectorizable_load.
1213 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
1214 * tree-vect-stmts.c (vectorizable_load): Likewise.
1216 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1218 * tree-vectorizer.h (gather_scatter_info): New structure.
1219 (vect_check_gather_scatter): Return a bool rather than a decl.
1220 Replace return-by-pointer arguments with a single
1221 gather_scatter_info *.
1222 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
1223 (vect_analyze_data_refs): Update call accordingly.
1224 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
1225 (vectorizable_mask_load_store): Likewise. Also record the
1226 offset dt and vectype in the gather_scatter_info.
1227 (vectorizable_store): Likewise.
1228 (vectorizable_load): Likewise.
1230 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1232 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
1233 strided groups, use the cost of N scalar accesses instead
1234 of ncopies vector accesses.
1235 (vect_model_load_cost): Likewise.
1237 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1239 * tree-vect-stmts.c (vect_cost_group_size): Delete.
1240 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
1241 variable to indicate when once-per-group costs are being used.
1242 (vect_model_load_cost): Likewise. Fix comment and misindented code.
1244 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1246 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
1247 peeling-for-gaps condition.
1249 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1251 * config/s390/s390.c (s390_expand_vec_init): Force initializer
1252 element to register if it doesn't match general_operand.
1254 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1255 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1257 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
1259 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
1260 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
1261 (SIGNBIT): New mode iterator.
1262 (Fsignbit): New mode attribute.
1263 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
1264 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
1265 when direct moves are available.
1266 (signbit<mode>2_dm): New define_insn_and_split).
1267 (signbit<mode>2_dm2): New define_insn.
1269 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1271 PR rtl-optimization/71594
1272 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
1273 into subregs of appropriate mode before trying to emit a conditional
1276 2016-07-05 Jan Hubicka <jh@suse.cz>
1278 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
1279 (simple_iv): Use it.
1281 2016-07-05 Jan Hubicka <jh@suse.cz>
1283 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
1285 2016-07-05 Jiong Wang <jiong.wang@arm.com>
1287 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
1290 2016-07-05 Jan Hubicka <jh@suse.cz>
1292 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
1295 2016-07-05 Richard Biener <rguenther@suse.de>
1297 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
1298 Handle empty else block.
1299 (is_feasible_trace): Likewise.
1300 (split_paths): Likewise.
1302 2016-07-05 Richard Biener <rguenther@suse.de>
1304 * tree-loop-distribution.c (distribute_loop): Fix issue with
1305 the cost model loop.
1307 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
1309 * config/arm/neon-testgen.ml: Delete.
1310 * config/arm/neon.ml: Delete.
1312 2016-07-04 Jakub Jelinek <jakub@redhat.com>
1315 * tree.c (attribute_value_equal): Use get_attribute_name instead of
1316 directly using TREE_PURPOSE.
1318 2016-07-04 Jiong Wang <jiong.wang@arm.com>
1320 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
1321 * config/aarch64/aarch64_neon.h: Likewise.
1322 * config/aarch64/arm_neon.h: Likewise.
1323 * config/aarch64/atomics.md: Likewise.
1324 * config/aarch64/aarch64-simd-builtins.def: Likewise.
1325 * doc/invoke.texi: Likewise.
1327 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
1329 * config/s390/s390.md: Add "z13" cpu_facility.
1330 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
1331 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
1332 condition" type instructions.
1334 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
1335 Jeff Law <law@redhat.com>
1337 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
1338 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
1340 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
1342 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
1343 permutation for TARGET_AVX512F.
1344 (ix86_expand_vec_one_operand_perm_avx512): New function.
1345 (expand_vec_perm_1): Invoke introduced function.
1346 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1347 it may be not valid after vectorization.
1349 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1352 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
1353 typo in comment. Only force to memory if it is a weak
1356 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
1357 Jiong Wang <jiong.wang@arm.com>
1359 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
1360 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
1361 (AARCH64_FL_F16): New.
1362 (AARCH64_FL_FOR_ARCH8_2): New.
1363 (AARCH64_ISA_8_2): New.
1364 (AARCH64_ISA_F16): New.
1365 (TARGET_FP_F16INST): New.
1366 (TARGET_SIMD_F16INST): New.
1367 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
1368 ("fp"): Disabling "fp" also disables "fp16".
1369 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
1370 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
1371 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
1372 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
1374 2016-07-04 Jan Beulich <jbeulich@suse.com>
1376 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
1378 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1381 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
1382 the insns, use an insn form that does not adjust the offset on
1383 little endian systems.
1385 2016-07-01 Jan Beulich <jbeulich@suse.com>
1387 * varasm.c (get_variable_section): Validate initializer in
1388 named .bss-like sections.
1390 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1392 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
1393 Exchange the order of the second and third operands in the vpermr
1394 instruction tmeplate.
1396 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
1399 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
1400 Disallow TDmode values.
1402 2016-07-01 Alan Modra <amodra@gmail.com>
1404 PR rtl-optimization/71709
1405 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
1406 being set, not referenced.
1408 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
1410 PR tree-optimization/70729
1411 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
1412 of loop since it can be not valid after transformation.
1414 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1416 * config/arm/arm.c (thumb_reload_in_hi): Delete.
1417 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
1419 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
1421 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
1424 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1427 * config/rs6000/constraints.md (wY constraint): New constraint to
1428 match the requirements for the LXSD and STXSD instructions.
1429 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
1430 predicate to match the requirements for the LXSD and STXSD
1432 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
1433 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
1434 to make sure that the bottom 2 bits of offset are 0, the address
1435 form is offsettable, and no updating is done in the address mode.
1436 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
1437 (movdi_internal32): Likewise
1438 (movdi_internal64): Likewise.
1440 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1442 PR tree-optimization/71707
1443 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
1444 strinfo even for ADDR_EXPR ptr.
1446 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
1448 * config/rs6000/altivec.md (darn_32): Change the condition to
1449 TARGET_P9_MISC instead of TARGET_MODULO.
1450 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
1451 condition expression.
1452 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
1453 condition expression.
1454 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
1455 (DFP_TEST): New code iterator.
1456 (dfptstsfi_<code>_mode>): New define_expand.
1457 (*dfp_sgnfcnc_<mode>): New define_insn.
1458 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
1459 definition next to BU_P9_MISC_1 definition and change the MASK
1460 value to RS6000_BTM_P9_MISC.
1461 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
1462 (BU_P9_64BIT_MISC_0): Likewise.
1463 (BU_P9_DFP_MISC_0): New macro definition.
1464 (BU_P9_DFP_MISC_1): New macro definition.
1465 (BU_P9_DFP_MISC_2): New macro definition.
1466 (BU_P9_DFP_OVERLOAD_1): New macro definition.
1467 (BU_P9_DFP_OVERLOAD_2): New macro definition.
1468 (BU_P9_DFP_OVERLOAD_3): New macro definition.
1469 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
1470 (TSTSFI_LT_TD): Likewise.
1471 (TSTSFI_EQ_DD): Likewise.
1472 (TSTSFI_EQ_TD): Likewise.
1473 (TSTSFI_GT_DD): Likewise.
1474 (TSTSFI_GT_TD): Likewise.
1475 (TSTSFI_OV_DD): Likewise.
1476 (TSTSFI_OV_TD): Likewise.
1477 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
1478 (TSTSFI_LT_DD): Likewise.
1479 (TSTSFI_LT_TD): Likewise.
1480 (TSTSFI_EQ): Likewise.
1481 (TSTSFI_EQ_DD): Likewise.
1482 (TSTSFI_EQ_TD): Likewise.
1483 (TSTSFI_GT): Likewise.
1484 (TSTSFI_GT_DD): Likewise.
1485 (TSTSFI_GT_TD): Likewise.
1486 (TSTSFI_OV): Likewise.
1487 (TSTSFI_OV_DD): Likewise.
1488 (TSTSFI_OV_TD): Likewise.
1489 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1490 overloaded test significance functions.
1491 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1492 OPTION_MASK_P9_MISC into the representation of this mask.
1493 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
1495 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
1496 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
1498 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
1499 argument is a 6-bit unsigned literal value if the icode argument
1500 represents a DFP test significance built-in call.
1501 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
1502 flag used independently and in combination with the
1503 RS6000_BTM_64BIT flag.
1504 (rs6000_opt_masks): Add entry for power9-misc command-line option.
1505 (rs6000_builtin_mask_names): Add entry for power9-misc
1506 command-line option.
1507 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
1508 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
1509 RS6000_BTM_P9_MISC macros.
1510 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
1511 option and change the description of the -mpower9-vector option to
1512 enable only vector instructions, removing its erroneously claimed
1513 support for scalar instructions.
1514 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1515 the ISA 3.0 digital floating point test significance built-in
1518 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
1520 * config/aarch64/aarch64.c (cortexa35_tunings):
1521 Enable AES fusion. Use cortexa57_branch_cost.
1522 (cortexa53_tunings): Use cortexa57_branch_cost.
1523 (cortexa72_tunings): Use cortexa57_branch_cost.
1524 Use AUTOPREFETCHER_WEAK.
1525 (cortexa73_tunings): Use cortexa57_branch_cost.
1527 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1528 James Greenhalgh <james.greenhalgh@arm.com>
1530 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
1531 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
1532 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
1533 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
1534 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
1535 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
1536 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
1537 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
1538 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
1539 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
1540 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
1541 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
1542 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
1545 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
1546 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1548 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
1550 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
1552 2016-06-30 David Malcolm <dmalcolm@redhat.com>
1555 * gcc.c (driver::build_option_suggestions): Pass "option" to
1556 add_misspelling_candidates.
1557 * opts-common.c (add_misspelling_candidates): Add "option" param;
1558 use it to avoid adding negated forms for options marked with
1560 * opts.h (add_misspelling_candidates): Add "option" param.
1562 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1565 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
1566 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
1567 first when permuting bitwise operation with rotate. Cast
1568 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
1570 2016-06-29 David Malcolm <dmalcolm@redhat.com>
1572 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
1573 for misspelled param names.
1574 * params.c: Include spellcheck.h.
1575 (find_param_fuzzy): New function.
1576 * params.h (find_param_fuzzy): New prototype.
1577 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
1578 * spellcheck.h (struct edit_distance_traits<const char *>):
1581 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1583 * config/rs6000/predicates.md (const_0_to_7_operand): New
1584 predicate, recognize 0..7.
1585 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
1586 support for doing extracts from V16QImode, V8HImode, V4SImode
1588 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
1589 vector extract support.
1590 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
1591 for ISA 3.0 vector extract.
1592 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
1593 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
1594 extracts of a constant element number from small integer vectors
1595 on 64-bit ISA 3.0 systems.
1596 (vsx_extract_<mode>_di): Likewise.
1597 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
1598 say when we can do ISA 3.0 vector extracts.
1599 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
1600 registers, using the stxsiwx instruction.
1602 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
1604 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
1605 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
1606 qdf24xx_regmove_cost, qdf24xx_tunings): New.
1607 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
1608 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
1609 * config/arm/arm.c (arm_qdf24xx_tune): New.
1611 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
1613 * config/aarch64/aarch64.c (cortexa53_tunings):
1614 Increase loop alignment to 8. Set function alignment to 16.
1615 (cortexa35_tunings): Likewise.
1616 (cortexa57_tunings): Increase loop alignment to 8.
1617 (cortexa72_tunings): Likewise.
1618 (cortexa73_tunings): Likewise.
1620 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
1622 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
1623 for arm_fp16_ok and arm_fp16_hw.
1624 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
1625 arm_fp16_alternative.
1627 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
1629 PR tree-optimization/71655
1630 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
1631 types when swapping operands.
1633 2016-06-29 Martin Liska <mliska@suse.cz>
1636 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
1637 * ipa-inline-transform.c (inline_call): Remove unnecessary call
1638 of build_optimization_node.
1640 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
1642 PR tree-optimization/70729
1643 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
1644 independent in loops having positive safelen value.
1645 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1646 it may be not valid after vectorization.
1648 2016-06-29 Jakub Jelinek <jakub@redhat.com>
1650 PR tree-optimization/71625
1651 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
1652 is sorted by ascending list->offset. If PTR is non-NULL and there is
1653 previous strinfo, call get_stridx_plus_constant.
1654 (get_stridx): Pass exp as second argument to get_addr_stridx.
1655 (addr_stridxptr): Add missing list = list->next, so that there can be
1656 more than one entries in the list. Bump limit from 16 to 32. Ensure
1657 the list is sorted by ascending list->offset.
1658 (get_stridx_plus_constant): Adjust so that it can be also called with
1659 ADDR_EXPR instead of SSA_NAME as PTR.
1660 (handle_char_store): Pass NULL_TREE as second argument to
1663 2016-06-29 Richard Biener <rguenther@suse.de>
1665 PR rtl-optimization/68961
1666 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
1668 2016-06-29 Richard Biener <rguenther@suse.de>
1671 * alias.c (component_uses_parent_alias_set_from): Handle
1672 type punning through union accesses by using the union alias set.
1673 * gimple.c (gimple_get_alias_set): Remove union type punning case.
1675 2016-07-29 Richard Biener <rguenther@suse.de>
1677 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
1678 precision not matching mode precision.
1680 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
1682 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
1683 pa_output_arg_descriptor.
1684 (call_val_symref_64bit_post_reload): Likewise.
1685 (call_val_powf_64bit_post_reload): Likewise.
1686 (sibcall_internal_symref_64bit): Likewise.
1687 (sibcall_value_internal_symref_64bit): Likewise.
1689 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1692 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
1693 a constant, force its SUBREG_REG into memory or register instead
1696 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1699 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
1700 * doc/invoke.texi (AVR Options): Document it.
1702 2016-06-28 Walter Lee <walt@tilera.com>
1704 * config/tilegx/linux.h: Do not include arch/icache.h
1705 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1706 * config/tilepro/linux.h: Do not include arch/icache.h
1707 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1709 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
1711 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
1712 for big-endian BIT_FIELD_REF.
1714 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
1716 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
1717 ('size' attribute): Add '128'.
1719 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
1720 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
1721 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
1722 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
1723 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
1724 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
1725 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
1726 *trunc<mode>df2_odd): Set size attribute to '128'.
1727 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
1728 * config/rs6000/power6.md (power6-fp): Include dfp type.
1729 * config/rs6000/power7.md (power7-fp): Likewise.
1730 * config/rs6000/power8.md (power8-fp): Likewise.
1731 * config/rs6000/power9.md: New file.
1732 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
1733 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
1734 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
1736 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
1737 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1738 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
1739 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
1740 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
1741 dfp_dscri_<mode>): Change type attribute to dfp.
1742 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
1743 attribute to vecsimple.
1744 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
1745 and prefetch streams.
1746 (rs6000_option_override_internal): Remove temporary code setting
1747 tuning to power8. Don't set rs6000_sched_groups for power9.
1748 (last_scheduled_insn): Change to rtx_insn *.
1749 (divide_cnt, vec_load_pendulum): New variables.
1750 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
1751 (rs6000_issue_rate): Set issue rate for Power9.
1752 (is_power9_pairable_vec_type): New.
1753 (power9_sched_reorder2): New.
1754 (rs6000_sched_reorder2): Call new function for Power9 specific
1756 (insn_must_be_first_in_group): Remove Power9.
1757 (insn_must_be_last_in_group): Likewise.
1758 (force_new_group): Likewise.
1759 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
1760 Initialize divide_cnt/vec_load_pendulum.
1761 (_rs6000_sched_context, rs6000_init_sched_context,
1762 rs6000_set_sched_context): Handle context save/restore of new
1765 2016-06-28 Richard Biener <rguenther@suse.de>
1767 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1768 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
1769 COMPONENT_REF operand.
1770 (nonoverlapping_component_refs_p): Likewise.
1771 * stor-layout.c (start_bitfield_representative): Mark
1772 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
1774 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1776 * Makefile.in: Don't cat ../stage_current if it does not exist.
1778 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
1779 last argument is a bit-field.
1781 PR rtl-optimization/71673
1782 * internal-fn.c (expand_arith_overflow_result_store): Use
1783 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
1784 expand_simple_binop.
1787 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
1788 expand_ifn_atomic_compare_exchange): New functions.
1789 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
1790 * tree.h (build_call_expr_internal_loc): Rename to ...
1791 (build_call_expr_internal_loc_array): ... this. Fix up type of
1793 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
1794 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
1795 ATOMIC_COMPARE_EXCHANGE result.
1796 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
1797 * gimple-fold.h (optimize_atomic_compare_exchange_p,
1798 fold_builtin_atomic_compare_exchange): New prototypes.
1799 * gimple-fold.c (optimize_atomic_compare_exchange_p,
1800 fold_builtin_atomic_compare_exchange): New functions..
1801 * tree-ssa.c (execute_update_addresses_taken): If
1802 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
1803 of call when finding addressable vars, and if such var becomes
1804 non-addressable, call fold_builtin_atomic_compare_exchange.
1806 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
1809 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
1810 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
1812 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
1814 * config/rs6000/rs6000.md ('type' attribute): Add
1815 veclogical,veccmpfx,vecexts,vecmove insn types.
1816 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
1817 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
1818 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
1819 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
1820 *nabs<mode>2_hw): Change type to vecmove.
1821 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
1822 *boolcc<mode>3_internal, *eqv<mode>3_internal,
1823 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
1824 *ieee_128bit_vsx_abs<mode>2_internal,
1825 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
1826 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
1827 *ieee128_mtvsrd_32bit): Change type to veclogical.
1828 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
1829 *movdi_internal32, *movdi_internal64): Update insn types.
1830 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
1831 vsx_extract_<mode>): Change type to veclogical.
1832 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
1833 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
1834 *vsx_sign_extend_si_v2di): Change type to vecexts.
1835 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
1837 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
1838 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
1839 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
1840 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
1841 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1842 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
1843 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
1844 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
1845 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
1846 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
1847 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
1848 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
1849 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
1850 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
1851 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
1852 (ppc7450-vecsimple): Add veclogical, vecmove.
1853 (ppc7450-veccmp): Add veccmpfx.
1854 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
1856 (ppc8540_vector_compare): Add veccmpfx.
1857 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
1858 * config/rs6000/cell.md (cell-fp): Add fpsimple.
1859 (cell-vecsimple): Add veclogical, vecmove.
1860 (cell-veccmp): Add veccmpfx.
1861 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
1862 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
1864 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
1865 * config/rs6000/power4.md (power4-fp): Add fpsimple.
1866 (power4-vecsimple): Add veclogical, vecmove.
1867 (power4-veccmp): Add veccmpfx.
1868 * config/rs6000/power5.md (power5-fp): Add fpsimple.
1869 * config/rs6000/power6.md (power6-fp): Add fpsimple.
1870 (power6-vecsimple): Add veclogical, vecmove.
1871 (power6-veccmp): Add veccmpfx.
1872 * config/rs6000/power7.md (power7-fp): Add fpsimple.
1873 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
1874 * config/rs6000/power8.md (power8-fp): Add fpsimple.
1875 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
1876 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
1877 * config/rs6000/titan.md (titan_fp): Add fpsimple.
1878 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
1880 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
1882 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
1885 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1886 OPTION_MASK_P9_DFORM_VECTOR.
1887 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
1888 disable -mpower9-dform-vector when using reload.
1889 (quad_address_p): Remove 'gpr_p' argument and all associated code.
1890 New 'strict' argument. Update all callers. Add strict addressing
1892 (rs6000_legitimate_offset_address_p): Remove call to
1893 virtual_stack_registers_memory_p.
1894 (rs6000_legitimize_reload_address): Add quad address support.
1895 (rs6000_legitimate_address_p): Move call to quad_address_p above
1896 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
1897 to account for new strict usage.
1898 (rs6000_output_move_128bit): Adjust quad_address_p args to account
1899 for new strict usage.
1900 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
1902 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
1909 * config/i386/i386.c (ix86_spill_class): Disable condition to
1910 always return NO_REGS.
1912 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
1914 * predict.c: Include gimple-pretty-print.h
1915 (predicted_by_loop_heuristics_p): Check also
1916 PRED_LOOP_EXIT_WITH_RECURSION
1917 (predict_loops): Find self recursive calls and use special purpose
1918 predictors for them; dump log about decisions.
1919 (pass_profile::execute): Dump info about #of iterations.
1920 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
1921 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
1923 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
1925 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
1926 output_asm_insn calls and shorten long lines. Output .CALL
1927 argument descriptor using pa_output_arg_descriptor. Add various
1928 inline $$dyncall and other optimizations.
1929 (pa_attr_length_indirect_call): Adjust ordering and lengths.
1931 2016-06-25 Jakub Jelinek <jakub@redhat.com>
1933 PR tree-optimization/71643
1934 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
1937 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
1938 leak a bitmap if dep_bb is NULL.
1940 PR tree-optimization/71631
1941 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
1942 to rewrite_expr_tree even if negate_result, move new_lhs var
1943 declaration and initialization earlier, for powi_result set afterwards
1944 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
1945 if new_lhs != lhs, and don't shadow gsi var.
1947 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1949 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
1950 Add in_loop parameter.
1951 (predict_loops): Add loop guard heuristics.
1952 * predict.def (PRED_LOOP_GUARD): New heuristics.
1954 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1956 * predict.c: Include ipa-utils.h
1957 (tree_bb_level_prediction): Predict recursive calls.
1958 (tree_estimate_probability_bb): Skip inexpensive calls for call
1960 * predict.def (PRED_RECURSIVE_CALL): New.
1962 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1964 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
1965 (BU_FLOAT128_1): Likewise.
1967 (COPYSIGNQ): Likewise.
1968 (RS6000_BUILTIN_NANQ): Likewise.
1969 (RS6000_BUILTIN_NANSQ): Likewise.
1970 (RS6000_BUILTIN_INFQ): Likewise.
1971 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
1972 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
1973 (TARGET_FOLD_BUILTIN): New #define.
1974 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
1975 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
1976 (rs6000_fold_builtin): New target hook implementation, handling
1977 folding of 128-bit NaNs and infinities.
1978 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
1979 entries are filled in to avoid problems during bootstrap
1980 self-test; define builtins for 128-bit NaNs and infinities.
1981 (rs6000_opt_mask): Add entry for float128.
1982 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
1983 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
1984 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
1985 (const_str_type_node): New #define.
1986 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
1987 to a define_expand that dispatches to either copysign<mode>3_soft
1988 or copysign<mode>3_hard.
1989 (copysign<mode>3_hard): Rename from copysign<mode>3.
1990 (copysign<mode>3_soft): New define_insn.
1991 * doc/extend.texi: Document new builtins.
1993 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1995 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
1996 PRIu64 instead of lu.
1998 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
2001 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
2004 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2006 PR tree-optimization/71647
2007 * omp-low.c (lower_rec_input_clauses): Convert
2008 omp_clause_aligned_alignment (c) to size_type_node for the
2009 last argument of __builtin_assume_aligned.
2011 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
2013 * configure.ac (calling ___tls_get_addr via GOT): New
2014 assembler/linker check.
2015 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
2016 assembler and linker supports calling ___tls_get_addr via GOT.
2017 Otherise, defined to 0.
2018 * config.in: Regenerated.
2019 * configure: Likewise.
2020 * config/i386/constraints.md (Yb): New constraint.
2021 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
2022 (REG_CLASS_NAMES): Likewise.
2023 (REG_CLASS_CONTENTS): Likewise.
2024 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
2025 the b constraint with the Yb constraint. Call ___tls_get_addr
2026 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
2028 (*tls_local_dynamic_base_32_gnu): Likewise.
2029 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
2030 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
2031 (*tls_local_dynamic_base_64_<mode>): Likewise.
2033 2016-06-24 Martin Liska <mliska@suse.cz>
2035 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
2036 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
2038 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
2039 argument to true if the expected number of iterations is
2042 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
2044 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
2045 assemble for 32bit target.
2046 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
2047 and $ld_ix86_gld_32_opt to link for 32bit target.
2048 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
2049 * configure: Regenerate.
2051 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2053 * config/arm/arm.c (int_log2): Delete definition and prototype.
2054 (shift_op): Use exact_log2 instead of int_log2.
2055 (vfp3_const_double_for_fract_bits): Likewise.
2057 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2059 * internal-fn.c (expand_arith_set_overflow): New function.
2060 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
2062 (expand_arith_overflow_result_store): Likewise. Handle precision
2063 smaller than mode precision.
2064 * tree-vrp.c (extract_range_basic): For imag part, handle
2065 properly signed 1-bit precision result.
2066 * doc/extend.texi (__builtin_add_overflow): Document that last
2067 argument can't be pointer to enumerated or boolean type.
2068 (__builtin_add_overflow_p): Document that last argument can't
2069 have enumerated or boolean type.
2071 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2072 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2074 * config/rs6000/predicates.md (splat_input_operand): Rework.
2075 Don't allow constants, since the insns that use this predicate
2076 don't support constants. Constants are handled by other insns
2077 that are created via combine. During and after register
2078 allocation, only allow indexed or indirect addresses, and not
2079 general addresses. Only allow modes supported by the hardware.
2080 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
2081 comment. Move check for using VSPLTIS<x> to a common location,
2082 instead of doing it in two different places.
2084 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
2086 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2087 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
2088 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
2089 signature_CENTAUR_ebx.
2091 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
2095 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
2096 (as_ix86_gas_32_opt): This.
2097 (ld_ix86_tls_ldm_opt): Renamed to ...
2098 (ld_ix86_gld_32_opt): This.
2099 (R_386_TLS_LDM reloc): Updated.
2100 (R_386_GOT32X reloc): New assembler/linker check.
2101 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
2102 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
2104 * config.in: Regenerated.
2105 * configure: Likewise.
2106 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
2107 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
2108 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
2109 if ix86_force_load_from_GOT_p returns true.
2110 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
2111 ix86_force_load_from_GOT_p returns true.
2112 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
2113 the external function address via the GOT slot.
2114 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
2115 HAVE_AS_IX86_GOT32X before returning false.
2116 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
2117 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
2119 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
2121 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
2123 2016-06-23 Andi Kleen <ak@linux.intel.com>
2125 * Makefile.in: Regenerate.
2126 * doc/install.texi: Document autoprofiledbootstrap.
2128 2016-06-23 Andi Kleen <ak@linux.intel.com>
2130 * config/i386/gcc-auto-profile: New file.
2132 2016-06-23 Martin Liska <mliska@suse.cz>
2135 * predict.c (predict_loops): Revert the hunk that was removed
2138 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
2140 * config.gcc: Add support for arm*-*-phoenix* targets.
2141 * config/arm/t-phoenix: New.
2142 * config/phoenix.h: New.
2144 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
2145 H.J. Lu <hongjiu.lu@intel.com>
2148 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
2149 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
2150 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
2151 ix86_force_load_from_GOT_p returns true.
2152 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
2153 ix86_force_load_from_GOT_p returns true.
2154 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
2155 ix86_force_load_from_GOT_p returns true.
2156 (ix86_expand_move): Load the external function address via the
2157 GOT slot if ix86_force_load_from_GOT_p returns true.
2158 * config/i386/predicates.md (x86_64_immediate_operand): Return
2159 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
2160 (x86_64_zext_immediate_operand): Ditto.
2162 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
2164 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
2166 2016-06-22 David Malcolm <dmalcolm@redhat.com>
2169 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
2170 * diagnostic.c (pedwarn_at_rich_loc): New function.
2171 * spellcheck.h (best_match::best_match): Add a
2172 "best_distance_so_far" optional parameter.
2173 (best_match::set_best_so_far): New method.
2174 (best_match::get_best_distance): New accessor.
2175 (best_match::get_best_candidate_length): New accessor.
2177 2016-06-22 Nick Clifton <nickc@redhat.com>
2179 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
2180 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
2181 modes are accepted as well.
2182 (ucompare_loc_descriptor): Likewise.
2183 (minmax_loc_descriptor): Likewise.
2184 (clz_loc_descriptor): Likewise.
2185 (popcount_loc_descriptor): Likewise.
2186 (bswap_loc_descriptor): Likewise.
2187 (rotate_loc_descriptor): Likewise.
2188 (mem_loc_descriptor): Likewise.
2189 (loc_descriptor): Likewise.
2191 2016-06-22 David Malcolm <dmalcolm@redhat.com>
2193 * common.opt (fdiagnostics-parseable-fixits): New option.
2194 * diagnostic.c: Include "selftest.h".
2195 (print_escaped_string): New function.
2196 (print_parseable_fixits): New function.
2197 (diagnostic_report_diagnostic): Call print_parseable_fixits.
2198 (selftest::assert_print_escaped_string): New function.
2199 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
2200 (selftest::test_print_escaped_string): New function.
2201 (selftest::test_print_parseable_fixits_none): New function.
2202 (selftest::test_print_parseable_fixits_insert): New function.
2203 (selftest::test_print_parseable_fixits_remove): New function.
2204 (selftest::test_print_parseable_fixits_replace): New function.
2205 (selftest::diagnostic_c_tests): New function.
2206 * diagnostic.h (struct diagnostic_context): Add field
2207 "parseable_fixits_p".
2208 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
2209 -fdiagnostics-parseable-fixits.
2210 (-fdiagnostics-parseable-fixits): New option.
2211 * opts.c (common_handle_option): Handle
2212 -fdiagnostics-parseable-fixits.
2213 * selftest-run-tests.c (selftest::run_tests): Call
2214 selftest::diagnostic_c_tests.
2215 * selftest.h (selftest::diagnostic_c_tests): New prototype.
2217 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
2219 PR tree-optimization/71488
2220 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
2221 comparison of boolean vectors.
2222 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
2223 of boolean vectors using bitwise operations.
2225 2016-06-22 Andreas Schwab <schwab@suse.de>
2227 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
2230 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
2232 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
2234 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
2236 * config/i386/i386.c (print_reg): Emit an error message on attempt to
2239 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2241 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
2242 * config/arm/arm-cores.def (cortex-a73): New entry.
2243 (cortex-a73.cortex-a35): Likewise.
2244 (cortex-a73.cortex-a53): Likewise.
2245 * config/arm/arm-tables.opt: Regenerate.
2246 * config/arm/arm-tune.md: Likewise.
2247 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
2248 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
2249 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
2250 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
2251 * doc/invoke.texi (ARM Options): Document cortex-a73,
2252 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
2254 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2256 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
2257 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
2258 (cortex-a73.cortex-a35): Likewise.
2259 (cortex-a73.cortex-a53): Likewise.
2260 * config/aarch64/aarch64-tune.md: Regenerate.
2261 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
2262 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
2265 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2267 * configure.ac (gcc_cv_as_compress_debug): Remove
2268 --compress-debug-sections as extra as switch.
2269 Handle gas --compress-debug-sections=type.
2270 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
2271 Handle gld --compress-debug-sections=type.
2272 * configure: Regenerate.
2274 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
2276 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
2278 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
2280 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
2281 (do_rewrite): likewise.
2283 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2285 * common/config/mep/mep-common.c: Remove.
2286 * config.gcc: Remove mep-* support.
2287 * config/mep/constraints.md: Remove.
2288 * config/mep/default.h: Remove.
2289 * config/mep/intrinsics.h: Remove.
2290 * config/mep/intrinsics.md: Remove.
2291 * config/mep/ivc2-template.h: Remove.
2292 * config/mep/mep-c5.cpu: Remove.
2293 * config/mep/mep-core.cpu: Remove.
2294 * config/mep/mep-default.cpu: Remove.
2295 * config/mep/mep-ext-cop.cpu: Remove.
2296 * config/mep/mep-intrin.h: Remove.
2297 * config/mep/mep-ivc2.cpu: Remove.
2298 * config/mep/mep-pragma.c: Remove.
2299 * config/mep/mep-protos.h: Remove.
2300 * config/mep/mep.c: Remove.
2301 * config/mep/mep.cpu: Remove.
2302 * config/mep/mep.h: Remove.
2303 * config/mep/mep.md: Remove.
2304 * config/mep/mep.opt: Remove.
2305 * config/mep/predicates.md: Remove.
2306 * config/mep/t-mep: Remove.
2307 * doc/install.texi: Remove mep-* documentation.
2308 * doc/md.texi: Likewise.
2310 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2312 * config.gcc: Remove support for avr-rtems.
2313 * config/avr/gen-avr-mmcu-specs.c: Likewise.
2314 * config/avr/rtems.h: Remove.
2315 * config/avr/t-rtems: Remove.
2317 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2319 * config.gcc: Remove m32r-rtems support.
2320 * config/m32r/rtems.h: Remove.
2322 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2324 * config.gcc: Remove h8300-rtems support.
2325 * config/h8300/rtems.h: Remove.
2326 * config/h8300/t-rtems: Remove.
2328 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2330 * config.gcc: Remove support for knetbsd.
2331 * configure.ac: Likewise.
2332 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
2333 * config/knetbsd-gnu.h: Remove.
2334 * configure: Regenerate.
2336 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2338 * config.gcc: Remove support for openbsd 2 and 3.
2339 * config/openbsd-oldgas.h: Remove.
2341 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2343 * config.gcc: Remove interix support.
2344 * config/i386/i386-interix.h: Remove.
2345 * config/i386/interix.opt: Remove.
2346 * config/i386/t-interix: Remove.
2347 * configure: Regenerate.
2348 * configure.ac: Remove interix support.
2349 * doc/install.texi: Remove interix documentation.
2351 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
2353 * config/rs6000/rs6000.h: Add conditional preprocessing directives
2354 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
2357 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
2359 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
2360 they are both PLACEHOLDER_EXPRs.
2362 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2364 * stor-layout.c (layout_type): Move setting complex MODE to
2365 layout_type, instead of setting it ahead of time by the caller.
2366 * tree.c (build_complex_type): Likewise.
2368 2016-06-21 Martin Liska <mliska@suse.cz>
2370 * predict.c (force_edge_cold): Replace imposisble with
2373 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
2375 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
2376 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
2378 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
2380 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
2382 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
2383 Ilya Enkovich <ilya.enkovich@intel.com>
2386 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
2387 New member function to convert V1TImode register to SUBREG
2388 TImode in debug insn.
2389 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
2390 after changing register mode to V1TImode.
2392 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
2394 * config/aarch64/aarch64-cores.def (vulcan): New core.
2395 * config/aarch64/aarch64-tune.md: Regenerate.
2396 * doc/invoke.texi: Document vulcan as an available option.
2398 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
2400 * cse.c (canon_asm_operands): New function extracted from...
2401 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
2402 either standalone or member of a PARALLEL.
2404 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
2407 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
2408 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
2409 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
2411 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
2414 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
2415 constant addresses if can_create_pseudo_p.
2417 2016-06-21 Jakub Jelinek <jakub@redhat.com>
2419 PR tree-optimization/71588
2420 * tree-ssa-strlen.c (valid_builtin_call): New function.
2421 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
2424 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2427 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
2428 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
2429 for conversion of scalar user var to complex type and use the
2430 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
2433 PR rtl-optimization/71591
2434 * toplev.c (toplev::run_self_tests): If no_backend, complain and
2435 don't run any tests.
2437 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
2440 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
2441 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
2442 space for PIC with non-v32 and the common non-PIC "jump".
2444 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2447 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
2448 returned values and add UN*/LTGT/*ORDERED cases with values matching
2449 D operand modifier on vcmp for AVX.
2451 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2453 * config/aarch64/aarch64.opt
2454 (mpc-relative-literal-loads): Rename internal option name.
2455 * config/aarch64/aarch64.c
2456 (aarch64_nopcrelative_literal_loads): Rename to
2457 aarch64_pcrelative_literal_loads.
2458 (aarch64_expand_mov_immediate): Likewise.
2459 (aarch64_secondary_reload): Likewise.
2460 (aarch64_can_use_per_function_literal_pools_p): Likewise.
2461 (aarch64_override_options_after_change_1): Rename and simplify logic.
2462 (aarch64_classify_symbol): Merge large model checks into switch,
2463 remove pc-relative load check.
2465 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2467 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
2468 costs relative to the cost of a register move.
2470 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2472 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
2473 (vcvt_n_f64_u64): Likewise.
2474 (vcvt_n_s64_f64): Likewise.
2475 (vcvt_n_u64_f64): Likewise.
2476 (vcvt_f64_s64): Likewise.
2477 (vrecpe_f64): Likewise.
2478 (vcvt_f64_u64): Likewise.
2479 (vrecps_f64): Likewise.
2481 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2483 * config/aarch64/aarch64.md
2484 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
2486 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
2488 * config/aarch64/aarch64-builtins.c
2489 (aarch64_types_binop_uss_qualifiers): Delete.
2490 (TYPES_BINOP_USS): Likewise.
2491 (aarch64_types_binop_sus_qualifiers): Likewise.
2492 (TYPES_BINOP_SUS): Likewise.
2493 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
2494 (TYPES_FCVTIMM_SUS): Likewise.
2495 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
2497 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
2498 (fcvtzs): Use SHIFTIMM rather than BINOP.
2499 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
2501 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2503 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
2504 costs relative to the cost of a register move.
2506 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2508 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
2509 Allow scalar/single vector modes to be tieable.
2511 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2513 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
2515 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2517 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
2519 * tree.h (TYPE_ALIGN): Likewise.
2521 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2524 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
2526 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2528 * config/avr/avr.c (avr_print_operand): Fix "format not a string
2529 literal" build warnings.
2530 (avr_print_operand_address): Dito.
2532 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
2535 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
2536 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
2538 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
2540 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
2542 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
2545 * reload1.c (reload): Pass 0 to finish_spills when called because
2546 update_eliminables_and_spill returns true and remove did_spill.
2547 (finish_spills): Adjust comment and document GLOBAL parameter.
2549 2016-06-17 DJ Delorie <dj@redhat.com>
2552 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
2553 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
2554 (umulqihi3_virt): Likewise.
2555 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
2556 (umulqihi3_real): Likewise.
2558 2016-06-17 Martin Liska <mliska@suse.cz>
2560 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
2562 2016-06-17 Martin Liska <mliska@suse.cz>
2564 * predict.def: PRED_LOOP_EXIT from 92 to 85.
2566 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
2568 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
2570 (vaddq_f32): Likewise.
2571 (vmul_f32): Likewise.
2572 (vmulq_f32): Likewise.
2573 (vsub_f32): Likewise.
2574 (vsubq_f32): Likewise.
2576 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2578 PR tree-optimization/71347
2579 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
2580 cost for all uses in group.
2582 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2584 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2585 insert gimple seq if it's not empty.
2587 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2589 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
2591 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
2593 (comp_dr_with_seg_len_pair): Ditto.
2594 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
2595 struct dr_with_seg_len_pair against DR_OFFSET.
2596 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
2599 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
2601 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
2603 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
2605 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
2606 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
2607 (pa_output_millicode_call): Likewise.
2608 (pa_output_call): Likewise.
2609 (pa_output_indirect_call): Likewise.
2610 (pa_asm_output_mi_thunk): Likewise.
2612 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2614 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
2616 2016-06-16 Martin Liska <mliska@suse.cz>
2618 * predict.c (combine_predictions_for_insn): When we find a first
2619 match predictor, we should consider just predictors with
2620 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
2621 DS theory predictor.
2622 (combine_predictions_for_bb): Likewise.
2624 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2626 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
2627 with base of reference to struct.
2629 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2631 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
2633 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2636 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
2637 progmem_swtable_section.
2638 (progmem_swtable_section): Remove.
2639 (avr_asm_function_rodata_section): Remove.
2640 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2641 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
2643 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
2645 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2646 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
2647 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
2648 signature_CENTAUR_ebx.
2649 * config/i386/i386.c (ix86_option_override_internal): Add
2650 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
2651 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
2652 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
2654 2016-06-16 Martin Liska <mliska@suse.cz>
2656 * predict.def: Add fortran loop preheader predictor.
2657 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
2658 fold IFN_BUILTIN_EXPECT with a known constant argument.
2660 2016-06-16 Martin Liska <mliska@suse.cz>
2662 * predict.def: Add 'Fortran' to display text of all
2663 PRED_FORTRAN_* predictors.
2665 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2668 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
2669 [IA64_BUILTIN_NANSQ]: Ditto.
2670 (ia64_fold_builtin): New function.
2671 (TARGET_FOLD_BUILTIN): New define.
2672 (ia64_init_builtins) Declare const_string_type node.
2673 Add __builtin_nanq and __builtin_nansq builtin functions.
2674 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
2676 2016-06-16 Nick Clifton <nickc@redhat.com>
2678 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
2679 MSP430_HWMULT_ prefix to enum values.
2680 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
2681 * config/msp430/msp430.c: Update use of enum values.
2682 * config/msp430/msp430.md: Likewise.
2683 * config/msp430/msp430.opt: Likewise.
2685 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
2687 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
2688 of comparsions in the last iteration.
2690 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2691 Joern Rennecke <joern.rennecke@embecosm.com>
2693 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
2695 (arc_needs_pcl_p): Add GOTOFFPC.
2696 (arc_legitimate_pic_addr_p): Likewise.
2697 (arc_output_pic_addr_const): Likewise.
2698 (arc_legitimize_pic_address): Generate a pc-relative address using
2700 (arc_output_libcall): Use @pcl syntax.
2701 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
2702 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
2703 (*movsi_insn): Use @pcl syntax.
2704 (doloop_begin_i): Likewise.
2706 2016-06-16 Martin Liska <mliska@suse.cz>
2708 * predict.def: Define a new predictor.
2710 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2712 * config/arc/arc.opt (mtp-regno): Update text.
2714 2016-06-16 Renlin Li <renlin.li@arm.com>
2716 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
2718 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2721 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
2722 (setcc + and peephole2): Likewise.
2724 PR rtl-optimization/71532
2725 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
2728 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2730 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
2731 DImode constants with XXSPLTIB in vector registers.
2732 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
2733 vsx_extract_<mode>_internal{1,2} into a single insn that handles
2734 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
2735 extraction of the element at the top of the register as a scalar
2737 (vsx_extract_<mode>_internal1): Likewise.
2738 (vsx_extract_<mode>_internal2): Likewise.
2739 * config/rs6000/constraints.md (wi constraint): Remove a comment
2740 about DImode not being allowed in Altivec registers.
2741 (wB constraint): New constraint for constants that can be
2742 generated in Altivec registers with VSPLTISW/VUPKHSW.
2743 * config/rs6000/predicates.md (xxspltib_constant_split): Update
2745 (xxspltib_constant_nosplit): Likewise.
2746 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
2747 support for -mupper-regs-di to enable DImode to go into Altivec
2749 (POWERPC_MASKS): Likewise.
2750 (power7 cpu): Likewise.
2751 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
2752 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
2753 for DImode being allowed in Altivec registers. Update wi/wj
2754 constraints. Set scalar_in_vmx_p flag.
2755 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
2756 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
2757 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
2758 (rs6000_opt_masks): Add -mupper-regs-di.
2759 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
2760 direct move to use wi and not wj.
2762 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
2764 (floatunssi<mode>2_lfiwzx_mem): Likewise.
2765 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
2766 any VSX register, instead of just Altivec registers, to allow
2767 either operand to be an Altivec register or both.
2768 (fixuns_trunc<mode>di2_fctiduz): Likewise.
2769 (movdi_internal32): Add support for -mupper-regs-di. Add support
2770 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
2771 the alternatives and attributes to be lined up to be easier to
2773 (movdi_internal64): Likewise.
2774 (64-bit DImode splitters): Change predicates to only split loading
2775 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
2776 load constants in ISA 3.0 or ISA 2.07 respectively.
2777 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2778 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
2779 mention -mcpu=power9 sets these options.
2780 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
2783 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2786 * config/avr/avr.c (avr_set_current_function): Warn misspelled
2787 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
2788 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
2789 by default to warn misspelled interrupt/ signal handler.
2790 * doc/invoke.texi (AVR Options): Document it. Update description
2791 for -nodevicelib option.
2793 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2795 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
2796 up parentheses. Use GET_MODE_UNIT_BITSIZE.
2797 (aarch64_<sur>shll2_n<mode>): Likewise.
2799 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
2802 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
2803 DECL_CONTEXT for copied arguments.
2805 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2807 PR tree-optimization/71483
2808 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
2811 2016-06-15 Martin Liska <mliska@suse.cz>
2813 * predict.c (tree_predict_by_opcode): Call predict_edge_def
2814 instead of predict_edge w/o a probability.
2816 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2818 PR tree-optimization/71439
2819 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
2822 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2824 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
2825 register subregs in SET_SRC.
2827 2016-06-15 Richard Biener <rguenther@suse.de>
2829 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
2832 2016-06-15 Richard Biener <rguenther@suse.de>
2834 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
2835 not consider dependences between accesses that belong to the
2837 (vect_analyze_data_ref_dependences): Do not analyze read-read
2838 or self-dependences.
2840 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2842 * spellcheck-tree.c: Include spellcheck-tree.h rather than
2844 (find_closest_identifier): Reimplement in terms of
2845 best_match<tree,tree>.
2846 * spellcheck-tree.h: New file.
2847 * spellcheck.c (struct edit_distance_traits<const char *>): New
2849 (find_closest_string): Reimplement in terms of
2850 best_match<const char *, const char *>.
2851 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
2852 overload to spellcheck-tree.h.
2853 (find_closest_identifier): Likewise.
2854 (struct edit_distance_traits<T>): New template.
2855 (class best_match): New class.
2857 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2859 * selftest-run-tests.c (selftest::run_tests): Call
2860 selftest::spellcheck_tree_c_tests.
2861 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
2862 * spellcheck-tree.c: Include selftest.h and stringpool.h.
2863 (selftest::test_find_closest_identifier): New function.
2864 (selftest::spellcheck_tree_c_tests): New function.
2865 * spellcheck.c (selftest::test_find_closest_string): Verify that
2866 the order of the vec does not affect the results for this case.
2867 (selftest::test_data): New array.
2868 (selftest::test_metric_conditions): New function.
2869 (selftest::spellcheck_c_tests): Add a test of case-comparison.
2870 Call selftest::test_metric_conditions.
2872 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2874 * config/rs6000/rs6000-builtin.def (commentary): Typo.
2875 (BU_P9_MISC_1): Likewise.
2876 (BU_P9_64BIT_MISC_0): Likewise.
2877 (BU_P9_MISC_0): Likewise.
2879 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2881 * gcc-rich-location.c
2882 (gcc_rich_location::add_fixit_misspelled_id): New method.
2883 * gcc-rich-location.h
2884 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
2886 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
2888 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
2889 FreeBSD 11 and above.
2891 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
2893 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
2895 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2897 * expmed.h: Close parenthesis in "at your option" in copyright
2899 * lower-subreg.h: Likewise.
2901 2016-06-14 Richard Biener <rguenther@suse.de>
2904 * genmatch.c (expr::gen_transform): Use in_type for comparisons
2907 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2909 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
2911 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
2913 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
2915 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
2916 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
2918 2016-06-14 Richard Biener <rguenther@suse.de>
2920 PR tree-optimization/71522
2921 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
2922 copying into float copying.
2924 2016-06-14 Jakub Jelinek <jakub@redhat.com>
2926 PR tree-optimization/71520
2927 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
2928 (replace_block_by): Move user labels from bb1 to bb2.
2930 2016-06-14 Richard Biener <rguenther@suse.de>
2934 * expr.h (get_bit_range): Declare.
2935 * expr.c (get_bit_range): Export.
2936 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
2937 word_mode again to constrain the bitfield access.
2939 2016-06-14 Richard Biener <rguenther@suse.de>
2941 PR tree-optimization/71521
2942 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
2943 division int_const_binop against zero divisor.
2945 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2947 * config/i386/i386.md (signbittf2): New expander.
2948 * config/i386/sse.md (ptesttf2): New insn pattern.
2950 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2953 * input.c (selftest::test_reading_source_line): Avoid reading from
2954 __FILE__ by creating a tempfile with known content and reading
2957 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2959 * pretty-print.c (assert_pp_format_colored): Skip the test if
2961 (test_pp_format): Remove comment about GCC_COLORS.
2963 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2965 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
2966 * pretty-print.c (assert_pp_format_va): Add location param and use
2967 it with ASSERT_STREQ_AT.
2968 (assert_pp_format): Add location param and pass it to
2969 assert_pp_format_va.
2970 (assert_pp_format_colored): Likewise.
2971 (ASSERT_PP_FORMAT_1): New.
2972 (ASSERT_PP_FORMAT_2): New.
2973 (ASSERT_PP_FORMAT_3): New.
2974 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
2975 explicitly, or implicitly via the above macros.
2976 * selftest.c (selftest::pass): Use a selftest::location rather
2978 (selftest::fail): Likewise. Print the function name.
2979 (selftest::fail_formatted): Likewise.
2980 (selftest::assert_streq): Use a selftest::location rather than
2982 * selftest.h (selftest::location): New struct.
2983 (SELFTEST_LOCATION): New macro.
2984 (selftest::pass): Accept a const location & rather than file
2986 (selftest::fail): Likewise.
2987 (selftest::fail_formatted): Likewise.
2988 (selftest::assert_streq): Likewise.
2989 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
2990 (ASSERT_FALSE): Likewise.
2991 (ASSERT_EQ): Likewise.
2992 (ASSERT_NE): Likewise.
2993 (ASSERT_STREQ): Likewise.
2994 (ASSERT_PRED1): Likewise.
2995 (ASSERT_STREQ_AT): New macro.
2997 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2999 * selftest.c (selftest::fail_formatted): New function.
3000 (selftest::assert_streq): New function.
3001 * selftest.h (selftests::fail_formatted): New decl.
3002 (selftest::assert_streq): New decl.
3003 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
3005 2016-06-13 Jeff Law <law@redhat.com>
3007 PR tree-optimization/71403
3008 * tree-ssa-threadbackward.c
3009 (convert_and_register_jump_thread_path): No longer accept reference
3010 to path. Do not pop items off the path anymore.
3011 (fsm_find_control_statement_thread_paths): Do not allow threading
3012 to a deeper loop nest. Pop the last item off the path here rather
3013 than in convert_and_register_jump_thread_path.
3015 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3016 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
3018 [AArch64] Emit division using the Newton series
3020 * config/aarch64/aarch64-protos.h
3021 (cpu_approx_modes): Add new member "division".
3022 (aarch64_emit_approx_div): Declare new function.
3023 * config/aarch64/aarch64.c
3024 (generic_approx_modes): New member "division".
3025 (exynosm1_approx_modes): Likewise.
3026 (xgene1_approx_modes): Likewise.
3027 (aarch64_emit_approx_div): Define new function.
3028 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
3029 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
3030 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
3031 * doc/invoke.texi (-mlow-precision-div): Describe new option.
3033 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3034 Wilco Dijkstra <wilco.dijkstra@arm.com>
3036 [AArch64] Emit square root using the Newton series
3038 * config/aarch64/aarch64-protos.h
3039 (aarch64_emit_approx_rsqrt): Replace with new function
3040 "aarch64_emit_approx_sqrt".
3041 (cpu_approx_modes): New member "sqrt".
3042 * config/aarch64/aarch64.c
3043 (generic_approx_modes): New member "sqrt".
3044 (exynosm1_approx_modes): Likewise.
3045 (xgene1_approx_modes): Likewise.
3046 (aarch64_emit_approx_rsqrt): Replace with new function
3047 "aarch64_emit_approx_sqrt".
3048 (aarch64_override_options_after_change_1): Handle new option.
3049 * config/aarch64/aarch64-simd.md
3050 (rsqrt<mode>2): Use new function instead.
3051 (sqrt<mode>2): New expansion and insn definitions.
3052 * config/aarch64/aarch64.md: Likewise.
3053 * config/aarch64/aarch64.opt
3054 (mlow-precision-sqrt): Add new option description.
3055 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
3057 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3059 [AArch64] Add more choices for the reciprocal square root approximation
3061 Allow a target to prefer such operation depending on the operation mode.
3063 * config/aarch64/aarch64-protos.h
3064 (AARCH64_APPROX_MODE): New macro.
3065 (AARCH64_APPROX_{NONE,ALL}): Likewise.
3066 (cpu_approx_modes): New structure.
3067 (tune_params): New member "approx_modes".
3068 * config/aarch64/aarch64-tuning-flags.def
3069 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
3070 * config/aarch64/aarch64.c
3071 (generic_approx_modes): New core "cpu_approx_modes" structure.
3072 (exynosm1_approx_modes): Likewise.
3073 (xgene1_approx_modes): Likewise.
3074 (generic_tunings): New member "approx_modes".
3075 (cortexa35_tunings): Likewise.
3076 (cortexa53_tunings): Likewise.
3077 (cortexa57_tunings): Likewise.
3078 (cortexa72_tunings): Likewise.
3079 (exynosm1_tunings): Likewise.
3080 (thunderx_tunings): Likewise.
3081 (xgene1_tunings): Likewise.
3082 (use_rsqrt_p): New argument for the mode and use new member from
3084 (aarch64_builtin_reciprocal): Devise mode from builtin.
3085 (aarch64_optab_supported_p): New argument for the mode.
3086 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
3088 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3090 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
3091 RS6000_BTM_MODULO flag into the set of flags that are considered
3092 to be part of the common configuration.
3094 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3096 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
3097 difference unsigned.
3098 (vec_absdb): New macro for vector absolute difference unsigned
3100 (vec_absdh): New macro for vector absolute difference unsigned
3102 (vec_absdw): New macro for vector absolute difference unsigned word.
3103 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
3104 (vadu<mode>3): New insn.
3105 (*p9_vadu<mode>3): New insn.
3106 * config/rs6000/rs6000-builtin.def (vadub): New built-in
3108 (vaduh): New built-in definition.
3109 (vaduw): New built-in definition.
3110 (vadu): New overloaded built-in definition.
3111 (vadub): New overloaded built-in definition.
3112 (vaduh): New overloaded built-in definition.
3113 (vaduw): New overloaded built-in definition.
3114 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3115 overloaded vector absolute difference unsigned functions.
3116 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3117 the ISA 3.0 vector absolute difference unsigned built-in functions.
3119 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
3121 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
3122 update shared_lookup_references only once after changing operands.
3124 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
3127 * tree-nested.c (convert_nonlocal_omp_clauses)
3128 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
3130 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
3131 * tree.def (CASE_LABEL_EXPR): Likewise.
3133 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3136 * input.c (test_builtins): Fix an assertion.
3138 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3140 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
3143 (isinf<mode>2): Ditto.
3145 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3147 * ggc-tests.c (test_finalization): Only test need_finalization_p
3148 for GCC_VERSION >= 4003.
3150 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3152 * config/s390/vecintrin.h: Fix file description in comment.
3154 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3156 * config/s390/s390-builtin-types.def: Change builtin type naming
3157 scheme to match builtin-types.def.
3159 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
3161 * fold-const.c (optimize_minmax_comparison): Remove.
3162 (fold_comparison): Remove call to the above.
3163 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
3164 New transformations.
3166 2016-06-13 Alan Hayward <alan.hayward@arm.com>
3168 PR tree-optimization/71416
3169 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
3172 2016-06-13 Martin Liska <mliska@suse.cz>
3174 * predict.c (enum predictor_reason): Prefix enum with REASON_.
3175 (combine_predictions_for_insn): Likewise.
3176 (prune_predictions_for_bb): Likewise.
3177 (combine_predictions_for_bb): Likewise.
3179 2016-06-13 Richard Biener <rguenther@suse.de>
3181 PR tree-optimization/71505
3182 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
3183 assert match comment.
3185 2016-06-13 Marek Polacek <polacek@redhat.com>
3188 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
3189 gimplify_switch_expr.
3190 (warn_switch_unreachable_r): New function.
3192 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3195 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
3198 2016-06-13 Richard Biener <rguenther@suse.de>
3201 * fold-const.c (fold_unary_loc): Preserve alignment when
3202 folding a VIEW_CONVERT_EXPR into a MEM_REF.
3204 2016-06-13 Martin Liska <mliska@suse.cz>
3207 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
3208 w/ -fsanitize=bounds.
3210 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3212 * config/i386/i386.c (ix86_init_builtins): Calculate
3213 FLOAT128_FTYPE_CONST_STRING function type only once.
3214 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
3215 built-in functions are available for x86-32 and x86-64 targets.
3217 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3220 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
3222 (FLOAT128_FTYPE_CONST_STRING): New function type.
3223 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
3224 [IX86_BUILTIN_NANSQ]: Ditto.
3225 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
3226 (ix86_init_builtin_types): Declare const_string_type_node.
3227 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
3229 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
3230 * doc/extend.texi (x86 Built-in Functions): Document
3231 __builtin_nanq and __builtin_nansq.
3233 2016-06-11 Jiong Wang <jiong.wang@arm.com>
3236 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
3237 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
3238 length for pop patterns.
3239 (arm_attr_length_push_multi): Update comments.
3240 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
3242 (*pop_multiple_with_writeback_and_return): Likewise.
3243 (*pop_multiple_with_return): Likewise.
3245 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
3248 * fold-const.c (optimize_bit_field_compare): Don't try to use
3249 word_mode unconditionally for reading the bit field, look at
3250 DECL_BIT_FIELD_REPRESENTATIVE instead.
3252 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
3255 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
3256 vector integer type.
3258 2016-06-10 Jakub Jelinek <jakub@redhat.com>
3261 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
3262 without LABEL_DECL, set *handled_ops_p to false instead of true.
3264 2016-06-10 Martin Sebor <msebor@redhat.com>
3267 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
3268 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
3269 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
3271 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
3272 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
3273 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
3274 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
3275 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
3276 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
3277 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
3278 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
3280 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3282 * config/arm/arm.h (pool_vector_label,
3283 return_used_this_function): Remove.
3285 2016-06-10 Jeff Law <law@redhat.com>
3287 PR tree-optimization/71335
3288 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
3289 zero length paths here.
3290 (convert_and_register_jump_thread_path): Remove hacks related to
3291 duplicated blocks in the jump thread path.
3292 (fsm_find_control_statement_thread_paths): Avoid putting the same
3293 block on the thread path twice, but ensure the thread path is
3294 unchanged from the caller's point of view.
3296 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3298 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
3299 * predict.def (PRED_LOOP_BRANCH): Remove.
3301 2016-06-10 David Malcolm <dmalcolm@redhat.com>
3303 * Makefile.in (OBJS): Add ggc-tests.o.
3304 (GTFILES): Add ggc-tests.c.
3305 * ggc-tests.c: New file.
3306 * selftest-run-tests.c (selftest::run_tests): Call
3307 selftest::ggc_tests_c_tests.
3308 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
3310 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
3312 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
3314 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
3317 * varasm.c (place_block_symbol): Adjust alignment for asan protected
3318 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
3320 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3322 * profile.c: Include cfgloop.h.
3323 (branch_prob): Compute estimated number of iterations.
3324 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
3325 recompute estimate number of iterations from profile.
3327 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3330 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
3331 must be grouped on top of stack. Don't force early clobber
3332 on ordinary reg outputs.
3334 2016-06-10 Richard Biener <rguenther@suse.de>
3336 * targhooks.c (default_builtin_vectorization_cost): Adjust
3339 2016-06-10 Richard Biener <rguenther@suse.de>
3341 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
3342 to fold the RHS to a constant if possible.
3344 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
3347 * tree-nested.c (convert_nonlocal_omp_clauses)
3348 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
3349 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
3350 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
3352 * gimplify.c (gimplify_adjust_omp_clauses): Discard
3354 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
3356 * omp-low.c (scan_sharing_clauses): Don't expect
3359 2016-06-10 Alan Hayward <alan.hayward@arm.com>
3361 PR tree-optimization/71407
3362 PR tree-optimization/71416
3363 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
3366 2016-06-10 Richard Biener <rguenther@suse.de>
3369 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
3371 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
3373 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
3375 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
3376 Jiong Wang <jiong.wang@arm.com>
3378 PR rtl-optimization/70751
3379 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
3380 spilled into memory.
3382 2016-06-09 Jonathan Yong <10walls@gmail.com>
3385 2015-09-21 Jonathan Yong <10walls@gmail.com>
3387 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
3388 sysroot/usr/lib/32api for additional win32 libraries,
3389 fixes failing Cygwin bootstrapping.
3391 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
3393 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
3396 2016-06-09 David Malcolm <dmalcolm@redhat.com>
3399 * pretty-print.c (pp_indent): Specify that %p is printed in a
3400 host-dependent manner.
3401 (test_pp_format): Remove the test for %p.
3403 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
3405 * config/mips/mips.c (mips_output_jump): Fix formatting.
3407 2016-06-09 Richard Biener <rguenther@suse.de>
3409 PR tree-optimization/71462
3410 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
3413 2016-06-09 Martin Liska <mliska@suse.cz>
3415 * predict.c (dump_prediction): Add new argument.
3416 (enum predictor_reason): New enum.
3417 (struct predictor_hash): New struct.
3418 (predictor_hash::hash): New function.
3419 (predictor_hash::equal): Likewise.
3420 (not_removed_prediction_p): New function.
3421 (prune_predictions_for_bb): Likewise.
3422 (combine_predictions_for_bb): Prune predictions.
3424 2016-06-09 Martin Liska <mliska@suse.cz>
3426 * predict.c (filter_predictions): New function.
3427 (remove_predictions_associated_with_edge): Use the filter
3429 (equal_edge_p): New function.
3431 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
3433 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
3434 Correct usage of @samp vs @option, add @samp where appropriate.
3435 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
3436 Add armv6s-m and document it, as it is no official ARM name.
3438 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3440 * ifcvt.c (struct noce_if_info): Add transform_name field.
3441 (noce_try_move): Set if_info->transform_name to the function name.
3442 (noce_try_ifelse_collapse): Likewise.
3443 (noce_try_store_flag): Likewise.
3444 (noce_try_inverse_constants): Likewise.
3445 (noce_try_store_flag_constants): Likewise.
3446 (noce_try_addcc): Likewise.
3447 (noce_try_store_flag_mask): Likewise.
3448 (noce_try_cmove): Likewise.
3449 (noce_try_cmove_arith): Likewise.
3450 (noce_try_minmax): Likewise.
3451 (noce_try_abs): Likewise.
3452 (noce_try_sign_mask): Likewise.
3453 (noce_try_bitop): Likewise.
3454 (noce_convert_multiple_sets): Likewise.
3455 (noce_process_if_block): Print if_info->transform_name to
3456 dump_file if transformation succeeded.
3458 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3460 * config/arm/cortex-a57.md (cortex_a57_alu):
3463 2016-06-08 Martin Sebor <msebor@redhat.com>
3464 Jakub Jelinek <jakub@redhat.com>
3468 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
3469 BUILT_IN_MUL_OVERFLOW_P): New builtins.
3470 * builtins.c: Include gimple-fold.h.
3471 (fold_builtin_arith_overflow): Handle
3472 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
3473 (fold_builtin_3): Likewise.
3474 * doc/extend.texi (Integer Overflow Builtins): Document
3475 __builtin_{add,sub,mul}_overflow_p.
3477 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
3479 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
3480 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
3482 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
3484 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
3485 Rewrite, looking one level down for records and arrays.
3487 2016-06-08 David Malcolm <dmalcolm@redhat.com>
3489 * pretty-print.c: Include "selftest.h".
3490 (pp_format): Fix comment.
3491 (identifier_to_locale): Likewise.
3492 (selftest::test_basic_printing): New function.
3493 (selftest::assert_pp_format): New function.
3494 (selftest::test_pp_format): New function.
3495 (selftest::pretty_print_c_tests): New function.
3496 * selftest-run-tests.c (selftest::run_tests): Call
3497 selftest::pretty_print_c_tests.
3498 * selftest.h (pretty_print_c_tests): New declaration.
3500 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3502 * invoke.texi (max-loop-headers-insns): Document.
3503 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
3504 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
3505 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
3507 2016-06-08 Richard Biener <rguenther@suse.de>
3509 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
3510 on strided SLP loads and fall back to scalar loads in case
3511 we can't chunk them.
3513 2016-06-08 Richard Biener <rguenther@suse.de>
3515 PR tree-optimization/71452
3516 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
3517 type used for the SSA rewrite has enough precision to cover
3518 the dynamic type of the location.
3520 2016-06-08 Jakub Jelinek <jakub@redhat.com>
3521 Richard Biener <rguenther@suse.de>
3524 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
3525 the same as DECL_P (base0) for indirect_base0. Use equality_code
3526 in one further place.
3528 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
3530 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
3531 to one word if the field is known to overlap other words.
3532 (extract_bit_field_1): Likewise.
3533 (store_split_bit_field): Remove compensating code.
3534 (extract_split_bit_field): Likewise.
3536 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
3540 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
3542 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3544 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
3546 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
3547 (arch64_addpv4sf): Delete.
3548 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
3549 "gen_aarch64_addpv4sf".
3550 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
3552 (vpadds_f32): Likewise.
3553 (vpaddq_f32): Likewise.
3554 (vpaddq_f64): Likewise.
3556 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3558 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
3560 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
3561 to VALLF. Rename to "fabd<mode>3".
3562 "*fabd_scalar<mode>3): Delete.
3563 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
3565 (vabdd_f64): Likewise.
3566 (vabd_f32): Likewise.
3567 (vabd_f64): Likewise.
3568 (vabdq_f32): Likewise.
3569 (vabdq_f64): Likewise.
3571 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3573 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
3575 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
3576 "aarch64_rsqrts<mode>".
3577 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
3578 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
3580 (vrsqrtsd_f64): Likewise.
3581 (vrsqrts_f32): Likewise.
3582 (vrsqrts_f64): Likewise.
3583 (vrsqrtsq_f32): Likewise.
3584 (vrsqrtsq_f64): Likewise.
3586 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3588 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
3590 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
3591 "aarch64_rsqrte<mode>".
3592 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
3593 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
3595 (vrsqrted_f64): Likewise.
3596 (vrsqrte_f32): Likewise.
3597 (vrsqrte_f64): Likewise.
3598 (vrsqrteq_f32): Likewise.
3599 (vrsqrteq_f64): Likewise.
3601 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3603 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
3607 * config/aarch64/aarch64-simd.md
3608 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
3609 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
3610 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
3612 (vcvt_n_f32_u32): Likewise.
3613 (vcvt_n_s32_f32): Likewise.
3614 (vcvt_n_u32_f32): Likewise.
3615 (vcvtq_n_f32_s32): Likewise.
3616 (vcvtq_n_f32_u32): Likewise.
3617 (vcvtq_n_f64_s64): Likewise.
3618 (vcvtq_n_f64_u64): Likewise.
3619 (vcvtq_n_s32_f32): Likewise.
3620 (vcvtq_n_s64_f64): Likewise.
3621 (vcvtq_n_u32_f32): Likewise.
3622 (vcvtq_n_u64_f64): Likewise.
3623 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
3624 (VSDQ_SDI): Likewise.
3625 (fcvt_target): Support V4DI, V4SI and V2SI.
3626 (FCVT_TARGET): Likewise.
3628 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3630 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
3631 (TYPES_BINOP_SUS): Likewise.
3632 (aarch64_simd_builtin_data): Update include file name.
3633 (aarch64_builtins): Likewise.
3634 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
3635 for conversion between scalar float-point and fixed-point.
3639 * config/aarch64/aarch64.md
3640 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
3641 pattern for conversion between scalar float to fixed-pointer.
3642 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
3643 (UNSPEC_FCVTZS): New UNSPEC enumeration.
3644 (UNSPEC_FCVTZU): Likewise.
3645 (UNSPEC_SCVTF): Likewise.
3646 (UNSPEC_UCVTF): Likewise.
3647 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
3649 (vcvtd_n_f64_u64): Likewise.
3650 (vcvtd_n_s64_f64): Likewise.
3651 (vcvtd_n_u64_f64): Likewise.
3652 (vcvtd_n_f32_s32): Likewise.
3653 (vcvts_n_f32_u32): Likewise.
3654 (vcvtd_n_s32_f32): Likewise.
3655 (vcvts_n_u32_f32): Likewise.
3656 * config/aarch64/iterators.md (fcvt_target): Support integer to float
3658 (FCVT_TARGET): Likewise.
3659 (FCVT_FIXED2F): New iterator.
3660 (FCVT_F2FIXED): Likewise.
3661 (fcvt_fixed_insn): New define_int_attr.
3663 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3665 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
3666 some statements was removed.
3668 2016-06-08 Alan Hayward <alan.hayward@arm.com>
3670 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
3671 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
3672 (vect_can_advance_ivs_p): likewise.
3673 (vect_update_ivs_after_vectorizer): likewise.
3674 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
3675 (vect_analyze_scalar_cycles_1): likewise.
3676 (vect_analyze_loop_operations): likewise.
3677 (report_vect_op): likewise.
3678 (vect_is_slp_reduction): likewise.
3679 (vect_is_simple_reduction): likewise.
3680 (get_initial_def_for_induction): likewise.
3681 (vect_transform_loop): likewise.
3682 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
3683 (vect_recog_sad_pattern): likewise.
3684 (vect_recog_widen_sum_pattern): likewise.
3685 (vect_recog_widening_pattern): likewise.
3686 (vect_recog_divmod_pattern): likewise.
3687 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
3688 (vect_analyze_slp_instance): likewise.
3689 (vect_transform_slp_perm_load): likewise.
3690 (vect_schedule_slp_instance): likewise.
3692 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3694 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
3695 (return_prediction): PRED_CONST_RETURN predict return as not taken.
3696 * predict.def (PRED_CONTINUE): Change hitrate 50->67
3697 (PRED_LOOP_BRANCH): Document predictor as broken.
3698 (PRED_LOOP_EXIT): Change hitrate 91->92.
3699 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
3700 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
3701 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
3702 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
3703 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
3704 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
3705 (PRED_CALL): Chane hitrate 71->67.
3706 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
3707 (PRED_GOTO): Document as unused right now.
3708 (PRED_CONST_RETURN): Change hitrate 67->69
3709 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
3710 (PRED_NULL_RETURN): Change hitrate 91->90.
3711 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
3712 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
3713 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
3715 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
3717 * config/rs6000/altivec.h: Add __builtin_vec_mul.
3718 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
3719 special case Altivec builtin.
3720 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3721 VSX_BUILTIN_VEC_MUL (replaced with special case code).
3722 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3723 code for ALTIVEC_BUILTIN_VEC_MUL.
3724 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3725 for __builtin_vec_mul.
3727 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3729 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
3732 2016-06-07 David Malcolm <dmalcolm@redhat.com>
3734 * spellcheck.c (selftest::test_find_closest_string): New function.
3735 (spellcheck_c_tests): Call the above.
3737 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3739 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
3741 2016-06-07 Jakub Jelinek <jakub@redhat.com>
3743 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
3744 Yv=Yv,C alternatives.
3746 2016-06-07 Richard Biener <rguenther@suse.de>
3749 * common.opt (ffast-math): Make Optimization.
3751 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
3752 Prachi Godbole <prachi.godbole@imgtec.com>
3754 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
3755 `fabs' and `fneg' type attributes.
3756 (p5600_fpu_fabs): Add `fmove' to the comment.
3758 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3760 * gimple.c: Include builtins.h
3761 (gimple_inexpensive_call_p): New function.
3762 * gimple.h (gimple_inexpensive_call_p): Declare.
3763 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
3764 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
3767 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
3769 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
3770 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
3771 warning_at_rich_loc, warning_n, pedwarn, permerror,
3772 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
3773 sorry, fatal_error, internal_error, internal_error_no_backtrace):
3776 2016-06-07 Richard Biener <rguenther@suse.de>
3778 PR tree-optimization/71428
3779 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
3780 BIT_FIELD_REF op vs. load.
3782 2016-06-07 Richard Biener <rguenther@suse.de>
3785 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
3788 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3790 * config/pa/pa.md (call): Generate indirect long calls to non-local
3791 functions on TARGET_64BIT.
3792 (call_value): Likewise.
3794 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3796 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
3797 pattern and subsequent splitters.
3798 (call_val_reg_64bit_post_reload): Likewise.
3800 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3803 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
3804 propagate_op_to_single_use.
3806 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3809 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
3811 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
3813 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
3814 (enum x86_dirflag_state): New enum.
3815 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
3816 (machine_function): Remove needs_cld.
3817 (ix86_current_function_needs_cld): Remove.
3818 * config/i386/i386.c (ix86_set_func_type): Set
3819 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
3820 (ix86_expand_prologue): Do not emit CLD here.
3821 (ix86_dirflag_mode_needed): New function.
3822 (ix86_dirflag_mode_entry): Ditto.
3823 (ix86_mode_needed): Handle X86_DIRFLAG entity.
3824 (ix86_mode_after): Ditto.
3825 (ix86_mode_entry): Ditto.
3826 (ix86_mode_exit): Ditto.
3827 (ix86_emit_mode_set): Ditto.
3828 * config/i386/i386.md (strmov_singleop): Set
3829 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
3830 Do not set ix86_current_function_needs_cld.
3832 (strset_singleop): Ditto.
3834 (cmpstrnqi_nz_1): Ditto.
3835 (cmpstrnqi_1): Ditto.
3836 (strlenqi_1): Ditto.
3838 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3840 PR tree-optimization/71259
3841 * tree-vect-slp.c (vect_get_constant_vectors): For
3842 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3843 one for constant op, and use COND_EXPR for non-constant.
3845 2016-06-06 David Malcolm <dmalcolm@redhat.com>
3847 * Makefile.in (OBJS): Add function-tests.o,
3848 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
3849 selftest-run-tests.o.
3850 (OBJS-libcommon): Add selftest.o.
3851 (OBJS-libcommon-target): Add selftest.o.
3852 (all.internal): Add "selftest".
3853 (all.cross): Likewise.
3854 (selftest): New phony target.
3855 (s-selftest): New target.
3856 (selftest-gdb): New phony target.
3857 (COLLECT2_OBJS): Add selftest.o.
3858 * bitmap.c: Include "selftest.h".
3859 (selftest::test_gc_alloc): New function.
3860 (selftest::test_set_range): New function.
3861 (selftest::test_clear_bit_in_middle): New function.
3862 (selftest::test_copying): New function.
3863 (selftest::test_bitmap_single_bit_set_p): New function.
3864 (selftest::bitmap_c_tests): New function.
3865 * common.opt (fself-test): New.
3866 * diagnostic-show-locus.c: Include "selftest.h".
3867 (make_range): New function.
3868 (test_range_contains_point_for_single_point): New function.
3869 (test_range_contains_point_for_single_line): New function.
3870 (test_range_contains_point_for_multiple_lines): New function.
3871 (assert_eq): New function.
3872 (test_get_line_width_without_trailing_whitespace): New function.
3873 (selftest::diagnostic_show_locus_c_tests): New function.
3874 * et-forest.c: Include "selftest.h".
3875 (selftest::test_single_node): New function.
3876 (selftest::test_simple_tree): New function.
3877 (selftest::test_disconnected_nodes): New function.
3878 (selftest::et_forest_c_tests): New function.
3879 * fold-const.c: Include "selftest.h".
3880 (selftest::assert_binop_folds_to_const): New function.
3881 (selftest::assert_binop_folds_to_nonlvalue): New function.
3882 (selftest::test_arithmetic_folding): New function.
3883 (selftest::fold_const_c_tests): New function.
3884 * function-tests.c: New file.
3885 * gimple.c: Include "selftest.h".
3886 Include "gimple-pretty-print.h".
3887 (selftest::verify_gimple_pp): New function.
3888 (selftest::test_assign_single): New function.
3889 (selftest::test_assign_binop): New function.
3890 (selftest::test_nop_stmt): New function.
3891 (selftest::test_return_stmt): New function.
3892 (selftest::test_return_without_value): New function.
3893 (selftest::gimple_c_tests): New function.
3894 * hash-map-tests.c: New file.
3895 * hash-set-tests.c: New file.
3896 * input.c: Include "selftest.h".
3897 (selftest::assert_loceq): New function.
3898 (selftest::test_accessing_ordinary_linemaps): New function.
3899 (selftest::test_unknown_location): New function.
3900 (selftest::test_builtins): New function.
3901 (selftest::test_reading_source_line): New function.
3902 (selftest::input_c_tests): New function.
3903 * rtl-tests.c: New file.
3904 * selftest-run-tests.c: New file.
3905 * selftest.c: New file.
3906 * selftest.h: New file.
3907 * spellcheck.c: Include "selftest.h".
3908 (selftest::levenshtein_distance_unit_test_oneway): New function,
3909 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
3910 (selftest::levenshtein_distance_unit_test): Likewise.
3911 (selftest::spellcheck_c_tests): Likewise.
3912 * toplev.c: Include selftest.h.
3913 (toplev::run_self_tests): New.
3914 (toplev::main): Handle -fself-test.
3915 * toplev.h (toplev::run_self_tests): New.
3916 * tree.c: Include "selftest.h".
3917 (selftest::test_integer_constants): New function.
3918 (selftest::test_identifiers): New function.
3919 (selftest::test_labels): New function.
3920 (selftest::tree_c_tests): New function.
3921 * tree-cfg.c: Include "selftest.h".
3922 (selftest::push_fndecl): New function.
3923 (selftest::test_linear_chain): New function.
3924 (selftest::test_diamond): New function.
3925 (selftest::test_fully_connected): New function.
3926 (selftest::tree_cfg_c_tests): New function.
3927 * vec.c: Include "selftest.h".
3928 (selftest::safe_push_range): New function.
3929 (selftest::test_quick_push): New function.
3930 (selftest::test_safe_push): New function.
3931 (selftest::test_truncate): New function.
3932 (selftest::test_safe_grow_cleared): New function.
3933 (selftest::test_pop): New function.
3934 (selftest::test_safe_insert): New function.
3935 (selftest::test_ordered_remove): New function.
3936 (selftest::test_unordered_remove): New function.
3937 (selftest::test_block_remove): New function.
3938 (selftest::reverse_cmp): New function.
3939 (selftest::test_qsort): New function.
3940 (selftest::vec_c_tests): New function.c.
3941 * wide-int.cc: Include selftest.h and wide-int-print.h.
3942 (selftest::from_int <wide_int>): New function.
3943 (selftest::from_int <offset_int>): New function.
3944 (selftest::from_int <widest_int>): New function.
3945 (selftest::assert_deceq): New function.
3946 (selftest::assert_hexeq): New function.
3947 (selftest::test_printing <VALUE_TYPE>): New function template.
3948 (selftest::test_ops <VALUE_TYPE>): New function template.
3949 (selftest::test_comparisons <VALUE_TYPE>): New function template.
3950 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
3952 (selftest::wide_int_cc_tests): New function.
3954 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3957 * ifcvt.c (noce_try_ifelse_collapse): New function.
3959 (noce_process_if_block): Call noce_try_ifelse_collapse.
3960 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
3961 (simplify_ternary_operation): Use the above to simplify
3962 conditional CLZ/CTZ expressions.
3964 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3967 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
3968 define_insn_and_split.
3970 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3973 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
3975 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
3978 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
3979 Implicitly clobber memory for basic asm with non-empty assembler
3980 string. Use targetm.md_asm_adjust also here.
3981 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
3982 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
3983 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
3984 non-empty assembler string.
3985 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
3986 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
3987 (decode_asm_operands): Handle basic asm in PARALLEL block.
3988 (extract_insn): Handle basic asm in PARALLEL block.
3989 * doc/extend.texi: Mention new behavior of basic asm.
3990 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
3991 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
3992 branch_needs_nop_p): Use asm_noperands.
3994 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
3996 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
3997 Include the M7 SPARC DFA scheduler.
3998 New attribute v3pipe.
3999 Annotate insns with v3pipe where appropriate.
4000 Define cpu_feature vis4.
4001 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
4002 Add (V8QI "8") to vbits.
4003 Add insns {add,sub}v8qi3
4004 Add insns ss{add,sub}v8qi3
4005 Add insns us{add,sub}{v8qi,v4hi}3
4006 Add insns {min,max}{v8qi,v4hi,v2si}3
4007 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
4008 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
4009 * config/sparc/niagara4.md: Add a comment explaining the
4010 discrepancy between the documented latenty numbers and the
4012 * config/sparc/niagara7.md: New file.
4013 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
4014 supports SPARC5 and VIS 4.0 instructions.
4015 * configure: Regenerate.
4016 * config.in: Likewise.
4017 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
4018 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
4019 TARGET_CPU_niagara7.
4020 (ASM_CPU64_DEFAULT_SPEC): Likewise.
4021 (CPP_CPU_SPEC): Handle niagara7.
4022 (ASM_CPU_SPEC): Likewise.
4023 * config/sparc/sparc-opts.h (processor_type): Add
4025 (mvis4): New option.
4026 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
4027 (AS_NIAGARA7_FLAG): Define.
4028 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
4029 (CPP_CPU64_DEFAULT_SPEC): Likewise.
4030 (CPP_CPU_SPEC): Handle niagara7.
4031 (ASM_CPU_SPEC): Likewise.
4032 * config/sparc/sparc.c (niagara7_costs): Define.
4033 (sparc_option_override): Handle niagara7 and adjust cache-related
4034 parameters with better values for niagara cpus. Also support VIS4.
4035 (sparc32_initialize_trampoline): Likewise.
4036 (sparc_use_sched_lookahead): Likewise.
4037 (sparc_issue_rate): Likewise.
4038 (sparc_register_move_cost): Likewise.
4039 (dump_target_flag_bits): Support VIS4.
4040 (sparc_vis_init_builtins): Likewise.
4041 (sparc_builtins): Likewise.
4042 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
4044 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
4046 * config/sparc/sparc.opt (sparc_processor_type): New value
4048 * config/sparc/visintrin.h (__attribute__): Prototypes for the
4050 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
4052 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
4055 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
4057 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
4059 2016-06-06 Richard Biener <rguenther@suse.de>
4061 PR tree-optimization/71398
4062 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
4065 2016-06-05 James Bowman <james.bowman@ftdichip.com>
4067 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
4068 ft32_expand_prolog, ft32_expand_epilogue):
4069 Handle pretend_args.
4070 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
4071 * config/ft32/ft32.md: Add pretend_returner.
4073 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
4076 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
4077 Copy op1 RTX to avoid invalid sharing.
4078 (ix86_expand_vector_move_misalign): Ditto.
4080 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
4082 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
4085 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
4087 * predict.c (predicted_by_loop_heuristics_p): New function.
4088 (predict_iv_comparison): Use it.
4089 (predict_loops): Walk from innermost loops; do not predict edges
4090 leaving multiple loops multiple times; implement
4091 PRED_LOOP_ITERATIONS_MAX heuristics.
4092 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
4094 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
4096 * cfg.c (check_bb_profile): Do not report mismatched profiles when
4097 only edges out of BB are EH edges.
4099 2016-06-04 Martin Sebor <msebor@redhat.com>
4100 Marcin Baczyński <marbacz@gmail.com>
4103 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
4104 a void expression in a void function.
4106 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
4108 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
4109 aux; dump reasons of decisions.
4110 (should_duplicate_loop_header_p): Likewise.
4111 (do_while_loop_p): Likewise.
4112 (ch_base::copy_headers): Dump asi num insns duplicated.
4114 2016-06-04 Jakub Jelinek <jakub@redhat.com>
4116 PR tree-optimization/71405
4117 * tree-ssa.c (execute_update_addresses_taken): For clobber with
4118 incompatible type, build a new clobber with the right type instead
4119 of building a VIEW_CONVERT_EXPR around it.
4121 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
4123 PR tree-optimization/52171
4124 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
4125 by_pieces_ninsns instead of move_by_pieces_ninsns.
4127 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
4129 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
4130 for reg+reg addressing mode.
4132 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4134 * rs6000-c.c (c/c-tree.h): Add #include.
4135 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
4136 in C++ when found in the base position of vec_ld or vec_st.
4138 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
4140 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
4141 use of profile unless profile status is PROFILE_READ.
4142 * profile.c (compute_branch_probabilities): Set profile status
4143 only after reporting predictor hitrates.
4145 2016-06-03 Joseph Myers <joseph@codesourcery.com>
4149 * common.opt (ffp-int-builtin-inexact): New option.
4150 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
4151 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
4152 (ceil@var{m}2): Document dependence on this option.
4153 * ipa-inline-transform.c (inline_call): Handle
4154 flag_fp_int_builtin_inexact.
4155 * ipa-inline.c (can_inline_edge_p): Likewise.
4156 * config/i386/i386.md (rintxf2): Do not test
4157 flag_unsafe_math_optimizations.
4158 (rint<mode>2_frndint): New define_insn.
4159 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
4160 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
4161 for 387 instead of extending and truncating.
4162 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
4163 !flag_trapping_math instead of flag_unsafe_math_optimizations.
4164 Change to frndint<mode>2_<rounding>.
4165 (frndintxf2_<rounding>_i387): Likewise. Change to
4166 frndint<mode>2_<rounding>_i387.
4167 (<rounding_insn>xf2): Likewise.
4168 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
4169 !flag_trapping_math instead of flag_unsafe_math_optimizations for
4170 x87. Test TARGET_ROUND || !flag_trapping_math ||
4171 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
4172 SSE. Use ROUND_NO_EXC in constant operand of
4173 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
4174 for 387 instead of extending and truncating.
4176 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
4177 Julia Koval <julia.koval@intel.com>
4189 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
4190 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
4191 all registers, except for function return registers if there are
4192 no caller-saved registers.
4193 (ix86_set_func_type): New function.
4194 (ix86_set_current_function): Call ix86_set_func_type to set
4195 no_caller_saved_registers and func_type. Call reinit_regs if
4196 caller-saved registers are changed. Don't allow MPX, SSE, MMX
4197 nor x87 instructions in interrupt handler nor function with
4198 no_caller_saved_registers attribute.
4199 (ix86_function_ok_for_sibcall): Return false if there are no
4200 caller-saved registers.
4201 (type_natural_mode): Don't warn ABI change for MMX in interrupt
4203 (ix86_function_arg_advance): Skip for callee in interrupt handler.
4204 (ix86_function_arg): Return special arguments in interrupt handler.
4205 (ix86_promote_function_mode): Promote pointer to word_mode only
4206 for normal functions.
4207 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
4209 (ix86_epilogue_uses): New function.
4210 (ix86_hard_regno_scratch_ok): Likewise.
4211 (ix86_save_reg): Preserve all registers in interrupt handler
4212 after reload. Preserve all registers, except for function return
4213 registers, if there are no caller-saved registers after reload.
4214 (find_drap_reg): Always use callee-saved register if there are
4215 no caller-saved registers.
4216 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
4217 for interrupt handler.
4218 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
4219 Emit cld instruction if stringops are used in interrupt handler
4220 or interrupt handler isn't a leaf function.
4221 (ix86_expand_epilogue): Generate interrupt return for interrupt
4222 handler and pop the 'ERROR_CODE' off the stack before interrupt
4223 return in exception handler.
4224 (ix86_expand_call): Disallow calling interrupt handler directly.
4225 If there are no caller-saved registers, mark all registers that
4226 are clobbered by the call which returns as clobbered.
4227 (ix86_handle_no_caller_saved_registers_attribute): New function.
4228 (ix86_handle_interrupt_attribute): Likewise.
4229 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
4231 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
4232 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
4233 accumulation in interrupt function if stack may be realigned to
4235 (EPILOGUE_USES): New.
4236 (function_type): New enum.
4237 (machine_function): Add func_type and no_caller_saved_registers.
4238 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
4239 (interrupt_return): New pattern.
4240 * doc/extend.texi: Document x86 interrupt and
4241 no_caller_saved_registers attributes.
4243 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
4245 PR tree-optimization/52171
4246 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
4247 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
4248 Look for constant strings. Move some code to emit_block_cmp_hints
4250 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
4251 * defaults.h (COMPARE_MAX_PIECES): New macro.
4252 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
4253 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
4254 (clear_by_pieces_1): Don't declare. Move definition before use.
4255 (can_do_by_pieces): New static function.
4256 (can_move_by_pieces): Use it. Return bool.
4257 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
4258 OP. All callers changed. Handle COMPARE_BY_PIECES.
4259 (class pieces_addr); New.
4260 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
4261 pieces_addr::adjust, pieces_addr::increment_address,
4262 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
4264 (class op_by_pieces_d): New.
4265 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
4267 (class move_by_pieces_d, class compare_by_pieces_d,
4268 class store_by_pieces_d): New subclasses of op_by_pieces_d.
4269 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
4270 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
4271 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
4272 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
4273 compare_by_pieces_d::finish_mode): New member functions.
4274 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
4276 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
4277 (emit_block_cmp_hints): New function.
4278 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
4279 use the newly defined classes.
4280 * expr.h (by_pieces_constfn): New typedef.
4281 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
4282 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
4283 (move_by_pieces_ninsns): Don't declare.
4284 (can_move_by_pieces): Change return value to bool.
4285 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
4286 (compare_by_pieces_branch_ratio): New hook.
4287 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
4288 (by_pieces_ninsns): Declare.
4289 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
4291 (default_compare_by_pieces_branch_ratio): New function.
4292 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
4293 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
4294 * doc/tm.texi: Regenerate.
4295 * tree-ssa-strlen.c: Include "builtins.h".
4296 (handle_builtin_memcmp): New static function.
4297 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
4298 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
4300 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4302 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
4303 relevant stmts which are simple and invariant.
4304 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
4305 instead of simple and invariant
4307 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4309 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
4310 (vectorizable_reduction): Check for new relevant state.
4311 (vectorizable_live_operation): vectorize live stmts using
4312 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
4313 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
4314 (vect_stmt_relevant_p): Check for stmts which are only used live.
4315 (process_use): Use of a stmt does not inherit it's live value.
4316 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
4317 (vect_analyze_stmt): Check for new relevant state.
4318 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
4319 outside the loop, but not inside it.
4321 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4323 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
4324 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
4325 (vect_get_vec_def_for_operand): Split out code.
4327 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
4329 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
4331 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4333 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
4335 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4337 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
4339 2016-06-03 Jakub Jelinek <jakub@redhat.com>
4342 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
4343 to noreturn e->callee->decl that has void return type and void
4344 arguments, adjust gimple_call_fntype and remove lhs even if it had
4345 previously addressable type.
4347 2016-06-02 Jeff Law <law@redhat.com>
4349 PR tree-optimization/71328
4350 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
4351 error when checking for a jump back onto the copied path.
4353 2016-06-02 David Malcolm <dmalcolm@redhat.com>
4355 * config/microblaze/microblaze.c (get_branch_target): Add return
4356 NULL_RTX for the non-CALL_P case.
4357 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
4358 (insert_wic): Remove unused local "j".
4360 2016-06-02 Martin Liska <mliska@suse.cz>
4362 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
4364 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
4365 Julia Koval <julia.koval@intel.com>
4367 * function.c (assign_parm_setup_stack): Force source into a
4369 * target.def (function_incoming_arg): Update documentation to
4370 allow arbitrary address computation based on hard register.
4371 * doc/tm.texi: Regenerated.
4373 2016-06-02 Martin Liska <mliska@suse.cz>
4375 * predict.c (combine_predictions_for_bb): Fix first match in
4376 cases where a first predictor contains more than one occurence
4377 in list of predictors. Take the best value in such case.
4379 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4381 PR rtl-optimization/71295
4382 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
4383 offset would go over the size of the inner mode reject it.
4385 2016-06-02 Jakub Jelinek <jakub@redhat.com>
4387 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
4388 x=x,x and v=v,m instead of x=x,m.
4390 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
4391 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
4392 alternative to v=rm,C.
4394 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
4395 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
4396 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
4397 instead of vex for the last two above mentioned alternatives.
4399 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4402 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
4404 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
4406 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
4408 2016-06-01 David Malcolm <dmalcolm@redhat.com>
4410 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
4411 from int to unsigned.
4413 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4415 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
4416 alternatives, eliminating preferred register class. Add support
4417 for the MTVSRDD instruction in ISA 3.0.
4418 (vsx_splat_v4si_internal): Use splat_input_operand instead of
4419 reg_or_indexed_operand.
4420 (vsx_splat_v4sf_internal): Likewise.
4422 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4425 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
4426 for loading up all 0's or all 1's.
4428 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
4430 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
4432 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
4434 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
4436 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
4437 * gcc.c (set_source_date_epoch_envvar): New function, sets
4438 the SOURCE_DATE_EPOCH environment variable to the current time.
4440 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4442 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
4443 the factor for live Phi nodes.
4445 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4447 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
4448 * tree-parloops.c (parallelize_loops): likewise.
4449 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
4450 tree_unswitch_outer_loop): likewise.
4452 2016-06-01 Jakub Jelinek <jakub@redhat.com>
4455 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
4456 around creation of the temporary.
4458 2016-06-01 Richard Biener <rguenther@suse.de>
4460 PR tree-optimization/71366
4461 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
4462 (unloop_loops): Move removing edges here ...
4463 (try_unroll_loop_completely): ... from here.
4464 (try_peel_loop): ... and here.
4465 (tree_unroll_loops_completely_1): Track parent loops via
4466 bitmap of header BBs.
4467 (tree_unroll_loops_completely): Adjust for that.
4469 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4471 * config/rs6000/altivec.h (vec_slv): New macro.
4472 (vec_srv): New macro.
4473 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
4474 (UNSPEC_VSRV): New value.
4477 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
4478 (vsrv): New builtin definition.
4479 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
4480 define argument types for new builtin.
4481 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
4483 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
4486 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
4487 Jocelyn Mayer <l_indien@magic.fr>
4490 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
4491 detect processor family for signature_CENTAUR_ebx.
4492 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
4493 signature_CENTAUR_ebx.
4494 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
4495 <default>: Pass x86-64 for has_longmode.
4497 2016-06-01 Nathan Sidwell <nathan@acm.org>
4499 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
4502 2016-06-01 Richard Biener <rguenther@suse.de>
4504 PR tree-optimization/71261
4505 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
4506 of stmts successfully put in the bool pattern. Remove
4507 single-use restriction.
4508 (adjust_bool_pattern_cast): Add cast at the use site via the
4509 pattern def sequence.
4510 (adjust_bool_pattern): Remove recursion, maintain a hash-map
4511 of patterned defs. Use the pattern def seqence instead of
4512 multiple independent patterns.
4513 (sort_after_uid): New qsort compare function.
4514 (adjust_bool_stmts): New function to process stmts in the bool
4515 pattern in IL order.
4516 (vect_recog_bool_pattern): Adjust.
4517 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
4518 (ifcvt_walk_pattern_tree): Likewise.
4519 (stmt_is_root_of_bool_pattern): Likewise.
4520 (ifcvt_repair_bool_pattern): Likewise.
4521 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
4523 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4525 * loop-unroll.c (decide_unroll_constant_iterations,
4526 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
4527 likely upper bounds.
4528 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
4530 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
4532 * tree-core.h (enum omp_clause_code): Remove
4533 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
4535 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4537 * config/arm/sync.md (arm_store_exclusive<mode>):
4538 Use 'H' output modifier on operands[2] rather than creating a new
4539 entry in out-of-bounds memory of the operands array.
4540 (arm_store_release_exclusivedi): Likewise.
4542 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4544 * config/arm/arm.c (arm_fusion_enabled_p): New function.
4545 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
4546 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
4547 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4549 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4551 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
4552 into account live statements for mask producers.
4554 2016-06-01 Richard Biener <rguenther@suse.de>
4556 PR tree-optimization/71311
4557 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
4558 restrict to non-INTEGER_CST @0.
4560 2016-06-01 Richard Biener <rguenther@suse.de>
4562 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
4563 (relational patterns): Use :c to avoid pattern duplications.
4565 2016-06-01 Richard Biener <rguenther@suse.de>
4567 * genmatch.c (comparison_code_p): New predicate.
4568 (swap_tree_comparison): New function.
4569 (commutate): Add for_vec parameter to append new for entries.
4570 Support commutating relational operators by swapping it alongside
4572 (lower_commutative): Adjust.
4573 (dt_simplify::gen): Do not pass artificial operators to gen
4575 (decision_tree::gen): Do not add artificial operators as parameters.
4576 (parser::parse_expr): Verify operator commutativity when :c is
4577 applied. Allow :C to override this.
4578 * match.pd: Adjust patterns to use :C instead of :c where required.
4580 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
4582 PR tree-optimization/71077
4583 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
4584 the combining step, use boolean_false_node and boolean_true_node
4585 as the designated false/true return values.
4587 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4589 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
4590 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
4591 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
4594 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4596 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
4597 of flags impliying the register renaming.
4598 * toplev.c (process_options): Do not imply flag_rename_registers with
4601 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4603 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
4604 default implementation.
4606 2016-05-31 Nathan Sidwell <nathan@acm.org>
4608 * dwarf2out.c (cur_line_info_table): Add GTY marker.
4610 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4612 * config/sh/constraints.md (b): Remove constraint.
4613 * config/sh/predicates.md (arith_reg_operand): Remove
4615 * config/sh/sh-modes.def (PDI): Remove.
4616 * config/sh/sh.c (sh_target_reg_class,
4617 sh_optimize_target_register_callee_saved): Remove functions.
4618 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
4619 (sh_expand_epilogue): Update comment.
4620 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
4621 sh_secondary_reload): Remove TARGET_REGS related code.
4622 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
4623 TARGET_REGISTER_P): Remove macros.
4624 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
4625 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
4626 TR1_REG, TR2_REG): Remove constants.
4627 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
4629 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4631 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
4632 define_expand patterns.
4633 (adddi3_compact): Rename to adddi3.
4634 (subdi3_compact): Rename to subdi3.
4635 (*negdi2): Rename to negdi2.
4636 (*abs<mode>2): Rename to abs<mode>2.
4638 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4640 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
4641 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
4642 (atomic_sub_fetchsi): ... this new pattern.
4643 (mvtc): Add CC_REG clobber.
4645 2016-05-31 Marek Polacek <polacek@redhat.com>
4647 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
4649 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4651 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
4652 aarch64_fusion_enabled_p to check for fusion capabilities.
4654 2016-05-31 Richard Biener <rguenther@suse.de>
4656 PR tree-optimization/71352
4657 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
4658 minus one and a negate.
4660 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4662 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
4663 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
4665 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
4666 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
4667 Remove use of aarch64_simd_attr_length_move, set length attribute
4669 (*aarch64_be_movoi): Likewise.
4670 (*aarch64_be_movci): Likewise.
4671 (*aarch64_be_movxi): Likewise.
4673 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4675 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
4676 It no longer does that.
4677 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
4679 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
4681 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
4682 attribute __unused__.
4684 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
4686 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
4687 * config/arm/arm.c (arm_arch_thumb1): Define.
4688 (arm_option_override): Initialize arm_arch_thumb1.
4689 * config/arm/arm.h (arm_arch_thumb1): Declare.
4690 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
4691 support Thumb-1 ISA.
4693 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
4696 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
4697 `Yv' for scalar operand.
4699 2016-05-31 Tom de Vries <tom@codesourcery.com>
4701 PR tree-optimization/69068
4702 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
4703 phis with more than two args.
4705 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
4707 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
4708 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
4711 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
4713 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
4715 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4717 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
4718 cpu_32, cpu_64, tune_32 and tune_64.
4719 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
4721 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4723 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4725 2016-05-30 Andi Kleen <ak@linux.intel.com>
4727 * auto-profile.c (read_profile): Replace asserts with errors
4728 when file does not exist.
4729 * gcov-io.c (gcov_read_words): Dito.
4731 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4733 * tree-cfg.c (print_loop): Print likely upper bounds.
4735 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4737 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
4738 * opts.c (default_options): Enable peel loops at -O3.
4739 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
4740 (try_peel_loop): Do not re-peel already peeled loops;
4741 use likely upper bounds; fix profile updating.
4742 (pass_complete_unroll::execute): Initialize peeled_loops.
4744 2016-05-30 Martin Liska <mliska@suse.cz>
4746 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
4747 computed costs by frequency of BB they belong to.
4748 (get_scaled_computation_cost_at): New function.
4750 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
4751 Marc Glisse <marc.glisse@inria.fr>
4753 PR tree-optimization/71289
4754 * match.pd (-1 / B < A, A > -1 / B): New transformations.
4756 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4758 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
4760 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4762 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
4763 for peeled copies; avoid underflow when updating estimates; correctly
4766 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4768 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
4769 r236875. Corrected oe3 to oe2 as obvious.
4771 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4775 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
4776 that inserted stmt will not dominate stmts that defines its operand.
4777 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
4778 (rewrite_expr_tree_parallel): Likewise.
4780 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4783 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
4784 all fields including stmt_to_insert are swapped.
4786 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4788 * predict.h (force_edge_cold): Declare.
4789 * predict.c (force_edge_cold): New function.
4790 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
4792 (canonicalize_loop_induction_variables): Fix formating.
4794 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
4796 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
4797 (visium_expand_copysign): Use gen_int_mode directly.
4798 (visium_compute_frame_size): Minor tweaks.
4800 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4802 * tree-vect-loop.c (vect_analyze_loop_2): Use
4803 likely_max_stmt_executions_int.
4805 2016-05-30 Tom de Vries <tom@codesourcery.com>
4807 PR tree-optimization/69067
4808 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
4810 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
4813 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
4814 New peepholes to remove unneeded fild/fistp pairs.
4815 (define_peephole2 atomic_loaddi_fpu): Ditto.
4817 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4819 * predict.c (maybe_hot_frequency_p): Avoid division.
4821 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4823 * doc/install.texi: Use https for shop.fsf.org.
4825 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4827 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
4828 likely_max_stmt_executions_int.
4830 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4832 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4833 likely_max_stmt_executions_int.
4835 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4837 * profile.c (compute_branch_probabilities): Do not report hitrates
4839 (branch_prob): Report hitrates here.
4840 * predict.c (gimple_predict_edge): Do not assert profile status;
4841 fix formatting issues.
4843 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4845 * predict.c (edge_predicted_by_p): New function.
4846 (predict_paths_for_bb): Do not put multiple predictions of the same type
4849 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4851 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
4854 2016-05-28 Alan Modra <amodra@gmail.com>
4856 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
4858 2016-05-28 Alan Modra <amodra@gmail.com>
4860 PR rtl-optimization/71275
4861 * ira.c (ira): Free dominance info.
4863 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
4865 * doc/sourcebuild.texi: New address for upstream Go repository.
4867 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4869 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
4870 (TARGET_ARM_V7M): Likewise.
4872 2016-05-26 Jeff Law <law@redhat.com>
4874 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
4875 (thread_across_edge): Remove calls to find_jump_threads_backwards.
4876 * passes.def: Add jump threading passes before DOM/VRP.
4877 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
4878 argument to a basic block from an edge. Remove tests which are
4880 (pass_data_thread_jumps, class pass_thread_jumps): New.
4881 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
4882 (make_pass_thread_jumps): Likewise.
4883 * tree-pass.h (make_pass_thread_jumps): Declare.
4885 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
4887 * config/visium/visium-protos.h (split_double_move): Rename into...
4888 (visium_split_double_move): ...this.
4889 (visium_split_double_add): Declare.
4890 * config/visium/visium.c (split_double_move): Rename into...
4891 (visium_split_double_move): ...this.
4892 (visium_split_double_add): New function.
4893 (visium_expand_copysign): Renumber operands for consistency.
4894 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
4895 (DFmode move splitter): Likewise.
4896 (*addi3_insn): Split by means of visium_split_double_add.
4897 (*adddi3_insn_flags): Delete.
4898 (*plus_plus_sltu<subst_arith>): New insn.
4899 (*subdi3_insn): Split by means of visium_split_double_add.
4900 (subdi3_insn_flags): Delete.
4901 (*minus_minus_sltu<subst_arith>): New insn.
4902 (*negdi2_insn): Split by means of visium_split_double_add.
4903 (*negdi2_insn_flags): Delete.
4905 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
4907 * configure.ac: Treat a --with-headers option without argument
4908 the same as the default (i.e. consult sys-include directory).
4909 * configure: Regenerate.
4911 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4913 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
4914 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
4916 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
4917 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4919 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4922 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
4923 tree-stdarg analysis results.
4924 (aarch64_setup_incoming_varargs): Likewise.
4926 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4928 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
4929 va_list_gpr_counter_field and va_list_fpr_counter_field.
4931 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
4934 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
4935 * config/aarch64/aarch64.c
4936 (aarch64_cannot_change_mode_class): Remove function.
4937 * config/aarch64/aarch64-protos.h
4938 (aarch64_cannot_change_mode_class): Remove.
4940 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4942 * cfgloop.c (record_niter_bound): Record likely upper bounds.
4943 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
4944 get_likely_max_loop_iterations_int): New.
4945 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
4946 any_likely_upper_bound.
4947 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
4949 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
4950 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
4952 (unroll_loop_constant_iterations): Likewise.
4953 (unroll_loop_runtime_iterations): Likewise.
4954 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
4955 * lto-streamer-out.c (output_cfg): Likewise.
4956 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
4958 (canonicalize_loop_induction_variables): Dump likely upper bounds.
4959 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
4960 (likely_max_loop_iterations): New.
4961 (likely_max_loop_iterations_int): New.
4962 (likely_max_stmt_executions): New.
4963 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
4964 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
4965 likely_max_stmt_executions): Declare.
4967 2016-05-27 Marek Polacek <polacek@redhat.com>
4970 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
4972 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4974 * config/s390/s390.md (2x risbg splitters): Use
4975 reg_overlap_mentioned_p instead of rtx_equal_p.
4977 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4979 * combine.c (make_compound_operation): Take known zero bits into
4980 account when checking for possible zero_extend.
4982 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4984 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
4985 Use const_int_operand for operand 2 predicate. Simplify expand code
4988 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4991 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
4994 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4996 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
4997 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
4998 that returns CC_SESWPmode and CC_ZESWPmode.
4999 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
5001 (aarch64_rtx_costs): Likewise.
5003 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5005 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
5006 for ISA 3.0 min/max support.
5007 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
5008 conditional move support.
5009 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
5010 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
5012 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
5013 conditional moves where the comparison type is different from move
5015 (fp_minmax): New code iterator for smin/smax.
5016 (minmax): New code attributes for min/max.
5017 (SMINMAX): Likewise.
5018 (smax<mode>3): Combine min, max insns into one insn using the
5019 fp_minmax code iterator. Add support for ISA 3.0 min/max
5020 instructions that don't need -ffast-math.
5021 (s<minmax><mode>3): Likewise.
5022 (smax<mode>3_vsx): Likewise.
5023 (smin<mode>3): Likewise.
5024 (s<minmax><mode>3_vsx): Likewise.
5025 (smin<mode>3_vsx): Likewise.
5026 (pre-VSX min/max splitters): Likewise.
5027 (s<minmax><mode>3_fpr): Likewise.
5028 (movsfcc): Rewrite floating point conditional moves to combine
5029 SFmode/DFmode into a single insn.
5030 (mov<mode>cc): Likewise.
5031 (movdfcc): Likewise.
5032 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
5033 SFDF2 iterators to handle all combinations.
5034 (fseldfsf4): Likewise.
5035 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
5036 (fseldfdf4): Likewise.
5037 (fselsfdf4): Likewise.
5038 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
5039 comparison instructions that set a 0/-1 mask, and use it for
5040 floating point conditional move via XXSEL.
5041 (fpmask<mode>): Likewise.
5042 (xxsel<mode>): Likewise.
5043 * config/rs6000/predicates.md (min_max_operator): Delete, no
5045 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
5046 instructions that generate a 0/-1 mask for use with XXSEL.
5047 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
5048 say whether floating point min/max is available, either through
5049 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
5050 (TARGET_MINMAX_DF): Likewise.
5052 2016-05-27 Alan Modra <amodra@gmail.com>
5054 PR rtl-optimization/71275
5055 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
5056 for update_equiv_regs and combine_and_move_insns.
5058 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
5060 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
5061 if_then_else or cond RTXes to calculate attribute value.
5062 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
5063 <attr "length_immediate>: Ditto.
5064 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
5065 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
5066 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
5067 <attr "type">: Ditto.
5068 <attr "prefix_data16">: Ditto.
5069 <attr "prefix_extra">: Ditto.
5070 <attr "length_immediate">: Ditto.
5071 <attr "prefix">: Ditto.
5072 (vec_set<mode>_0) <attr "isa">: Ditto.
5073 <attr "prefix_extra">: Ditto.
5074 <attr "length_immediate">: Ditto.
5075 <attr "prefix">: Ditto.
5076 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
5077 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
5078 (sse2_storelpd) <attr "prefix_data16">: Ditto.
5079 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
5080 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
5081 <attr "length_immediate">: Ditto.
5082 <attr "prefix">: Ditto.
5083 (sse2_movsd) <attr "length_immediate">: Ditto.
5084 <attr "prefix">: Ditto.
5085 (vec_concatv2df) <attr "isa">: Ditto.
5086 <attr "prefix">: Ditto.
5087 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
5088 (*vec_extractv2di_1) <attr "isa">: Ditto.
5089 <attr "type">: Ditto.
5090 <attr "length_immediate">: Ditto.
5091 <attr "prefix_rex">: Ditto.
5092 <attr "prefix_extra">: Ditto.
5093 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
5094 <attr "prefix_extra">: Ditto.
5095 <attr "length_immediate">: Ditto.
5096 (vec_concatv2di) <attr "isa">: Ditto.
5097 <attr "prefix_extra">: Ditto.
5098 <attr "length_immediate">: Ditto.
5099 <attr "prefix">: Ditto.
5101 2016-05-26 Martin Liska <mliska@suse.cz>
5103 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
5105 (operator+): Likewise.
5106 (operator-): Likewise.
5107 (comp_cost::operator+=): Likewise.
5108 (comp_cost::operator-=): Likewise.
5109 (comp_cost::operator/=): Likewise.
5110 (comp_cost::operator*=): Likewise.
5111 (operator<): Likewise.
5112 (operator==): Likewise.
5113 (operator<=): Likewise.
5115 (infinite_cost_p): Likewise.
5116 (add_costs): Likewise.
5117 (sub_costs): Likewise.
5118 (compare_costs): Likewise.
5119 (set_group_iv_cost): Use the newly introduced functions.
5120 (get_address_cost): Likewise.
5121 (get_shiftadd_cost): Likewise.
5122 (force_expr_to_var_cost): Likewise.
5123 (split_address_cost): Likewise.
5124 (ptr_difference_cost): Likewise.
5125 (difference_cost): Likewise.
5126 (get_computation_cost_at): Likewise.
5127 (determine_group_iv_cost_generic): Likewise.
5128 (determine_group_iv_cost_address): Likewise.
5129 (determine_group_iv_cost_cond): Likewise.
5130 (autoinc_possible_for_pair): Likewise.
5131 (determine_group_iv_costs): Likewise.
5132 (cheaper_cost_pair): Likewise.
5133 (iv_ca_recount_cost): Likewise.
5134 (iv_ca_set_no_cp): Likewise.
5135 (iv_ca_set_cp): Likewise.
5136 (iv_ca_cost): Likewise.
5137 (iv_ca_new): Likewise.
5138 (iv_ca_dump): Likewise.
5139 (iv_ca_narrow): Likewise.
5140 (iv_ca_prune): Likewise.
5141 (iv_ca_replace): Likewise.
5142 (try_add_cand_for): Likewise.
5143 (try_improve_iv_set): Likewise.
5144 (find_optimal_iv_set): Likewise.
5146 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
5148 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
5149 that internal functions will clobber all caller-saved registers.
5151 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
5153 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
5154 Return a better case_values_threshold when optimizing.
5156 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
5158 * config/aarch64/aarch64-simd.md (aarch64_combinez):
5159 Add ? to integer variant.
5160 (aarch64_combinez_be): Likewise.
5162 2016-05-26 Jakub Jelinek <jakub@redhat.com>
5164 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
5165 instead of x constraint.
5166 (vcvtps2ph256<mask_name>): Likewise.
5168 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
5169 alternative. Formatting fix.
5171 * config/i386/sse.md
5172 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
5174 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
5175 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
5176 maybe_evex prefix instead of vex.
5177 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
5178 EXT_REX_SSE_REG_P (op0) case in the splitter.
5180 2016-05-25 Jeff Law <law@redhat.com>
5182 PR tree-optimization/71272
5183 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
5184 Update comments. Add test for empty path.
5186 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
5188 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
5189 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
5190 special case builtin.
5191 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5192 code for ALTIVEC_BUILTIN_VEC_CMPNE.
5193 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5194 for __builtin_vec_cmpne.
5196 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
5198 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
5199 redundant test and bail out if the type of the new operand is not
5200 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
5202 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5204 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
5205 (x_ix86_target_flags_explicit): Remove.
5206 * config/i386/i386.c (ix86_function_specific_save): Do not copy
5207 x_ix86_target_flags_explicit.
5208 (ix86_function_specific_restore): Ditto.
5210 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5211 H.J. Lu <hongjiu.lu@intel.com>
5214 * common/config/i386/i386-common.c
5215 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
5216 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
5217 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
5218 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
5219 (-mgeneral-regs-only): Add new option.
5220 * config/i386/i386.c (ix86_option_override_internal): Don't enable
5221 x87 instructions if only general registers are allowed.
5222 (ix86_target_string): Add ix86_flags argument. Handle additional
5223 flags options through ix86_flags argument. Update all callers.
5224 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
5226 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5228 PR rtl-optimization/66940
5229 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
5230 decrementing desired_val will not overflow before performing these
5233 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
5235 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
5236 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
5237 * config/i386/i386.c (enum ix86_builtins): Add
5238 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
5239 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
5240 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
5241 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
5242 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
5243 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
5244 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
5245 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
5246 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
5247 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
5248 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
5249 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
5250 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
5251 __builtin_ia32_cvtps2dq512_mask.
5252 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
5253 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
5254 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
5255 * config/i386/sse.md
5256 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
5258 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
5259 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
5261 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
5262 (avx512f_vec_pack_sfix_v8df): New define_expand.
5263 (avx512f_roundpd512): Rename to ...
5264 (avx512f_round<castmode>512): ... this. Change iterator.
5265 (avx512f_roundps512_sfix): New define_expand.
5266 (round<mode>2_sfix): Change iterator.
5268 2016-05-25 Nick Clifton <nickc@redhat.com>
5270 * config/msp430/msp430.c (msp430_attr): Produce an error if a
5271 static interrupt handler is detected.
5272 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
5273 default linker script.
5274 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
5275 the low part of a symbolic pointer.
5277 2016-05-25 Richard Biener <rguenther@suse.de>
5279 PR tree-optimization/71261
5280 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
5281 interesting stmt instead of immediate uses when looking
5282 for the use operand to replace.
5284 2016-05-25 Martin Liska <mliska@suse.cz>
5286 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
5288 2016-05-25 Richard Biener <rguenther@suse.de>
5290 PR tree-optimization/71264
5291 * tree-vect-stmts.c (vect_init_vector): Properly deal with
5294 2016-05-25 Martin Liska <mliska@suse.cz>
5296 PR tree-optimization/71239
5297 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
5298 if DECL_SIZE is NULL.
5300 2016-05-25 Richard Biener <rguenther@suse.de>
5302 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
5303 * tree-if-conv.c (pass_data_if_conversion): Use it.
5305 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
5307 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
5308 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
5309 * varpool.c (varpool_node::get_availability): Likewise.
5311 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5313 * config/rs6000/altivec.md (VNEG iterator): New iterator for
5314 VNEGW/VNEGD instructions.
5315 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
5316 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
5317 support for ISA 3.0 VNEGW/VNEGD instructions.
5319 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
5321 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
5322 pointers inside OACC_DATA regions.
5323 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
5324 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
5325 (gimplify_adjust_omp_clauses): Fix typo in comment.
5327 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5329 * config/rs6000/altivec.md (VParity): New mode iterator for vector
5330 parity built-in functions.
5331 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
5333 (p9v_parity<mode>2): Likewise.
5334 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
5336 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
5337 (parity<mode>2): ISA 3.0 expander for vector parity.
5338 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
5340 (BU_P9_64BIT_MISC_0): Likewise.
5341 (BU_P9_MISC_0): Likewise.
5342 (BU_P9V_AV_1): Likewise.
5343 (BU_P9V_AV_2): Likewise.
5344 (BU_P9V_AV_3): Likewise.
5345 (BU_P9V_AV_P): Likewise.
5346 (BU_P9V_VSX_1): Likewise.
5347 (BU_P9V_OVERLOAD_1): Likewise.
5348 (BU_P9V_OVERLOAD_2): Likewise.
5349 (BU_P9V_OVERLOAD_3): Likewise.
5350 (VCTZB): Add vector count trailing zeros support.
5354 (VPRTYBD): Add vector parity support.
5355 (VPRTYBQ): Likewise.
5356 (VPRTYBW): Likewise.
5357 (VCTZ): Add overloaded vector count trailing zeros support.
5358 (VPRTYB): Add overloaded vector parity support.
5359 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5360 overloaded vector count trailing zeros and parity instructions.
5361 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
5362 vector parity support.
5363 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
5364 trailing zeros support.
5365 (vec_cntlz): Likewise.
5366 (vec_vctzb): Likewise.
5367 (vec_vctzd): Likewise.
5368 (vec_vctzh): Likewise.
5369 (vec_vctzw): Likewise.
5370 (vec_vprtyb): Add ISA 3.0 vector parity support.
5371 (vec_vprtybd): Likewise.
5372 (vec_vprtybw): Likewise.
5373 (vec_vprtybq): Likewise.
5374 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5375 the ISA 3.0 vector count trailing zeros and vector parity built-in
5378 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5380 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
5381 when there is stmt_to_insert.
5383 2016-05-24 Martin Sebor <msebor@redhat.com>
5386 * tree.h (complete_or_array_type_p): New inline function.
5388 2016-05-24 Jakub Jelinek <jakub@redhat.com>
5390 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
5391 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
5392 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
5394 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
5395 Limit 1st alternative to noavx isa, split 2nd alternative into one
5396 noavx and one avx alternative, use *x and Bm in the former and
5397 x and m in the latter.
5399 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
5400 of sse4 for the first alternative, drop %v from the template
5401 and d operand modifier. Split second alternative into one sse4_noavx
5402 and one avx alternative, use *x instead of *v in the former and v
5403 instead of *v in the latter.
5404 (*sse4_1_extractps): Use noavx isa instead of * for the first
5405 alternative, drop %v from the template. Split second alternative into
5406 one noavx and one avx alternative, use *x instead of *v in the
5407 former and v instead of *v in the latter.
5408 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
5409 with noavx and the last one with avx.
5410 (sse4_1_phminposuw): Guard first alternative with noavx isa,
5411 split the second one into one noavx and one avx alternative,
5412 use *x and Bm in the former and x and m in the latter one.
5413 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
5416 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
5417 first two alternatives to noavx, use *x instead of *v in the second
5418 one, add avx alternative without *.
5419 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
5420 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
5421 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
5423 2016-05-24 Jeff Law <law@redhat.com>
5425 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
5426 New function, extracted from...
5427 (fsm_find_control_statement_thread_paths): Here. Use the new function.
5428 Allow simple copies and constant initializations in the SSA chain.
5430 2016-05-24 Marek Polacek <polacek@redhat.com>
5433 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
5436 2016-05-24 Jakub Jelinek <jakub@redhat.com>
5439 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
5440 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
5441 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
5442 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
5443 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
5445 2016-05-24 Richard Biener <rguenther@suse.de>
5447 PR tree-optimization/71240
5448 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
5451 2016-05-24 Richard Biener <rguenther@suse.de>
5453 PR tree-optimization/71230
5454 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
5456 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5458 * tree-vectorizer.h (vectorizable_comparison): Delete.
5459 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
5460 PURE_SLP_STMT check.
5461 * tree-vect-stmts.c (vectorizable_call): Likewise.
5462 (vectorizable_simd_clone_call): Likewise.
5463 (vectorizable_conversion): Likewise.
5464 (vectorizable_assignment): Likewise.
5465 (vectorizable_shift): Likewise.
5466 (vectorizable_operation): Likewise.
5467 (vectorizable_load): Likewise.
5468 (vectorizable_condition): Likewise.
5469 (vectorizable_store): Likewise. Assert that we don't have
5471 (vectorizable_comparison): Make static. Remove redundant
5472 PURE_SLP_STMT check.
5473 (vect_transform_stmt): Assert that we always have an slp_node
5476 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5478 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
5479 operands[2] against 1 with comparison against CONST1_RTX.
5480 (<shift>di3_neon): Likewise.
5481 * config/arm/predicates.md (const0_operand): Replace with comparison
5484 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5486 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
5487 operands[2] against 1 with comparison against CONST1_RTX.
5488 (ashrdi3): Likewise.
5489 (lshrdi3): Likewise.
5490 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
5492 (ashrsi3): Likewise.
5493 (lshrsi3): Likewise.
5494 (rotrsi3): Likewise.
5495 (define_split above *compareqi_eq0): Likewise.
5496 (define_split above "prologue"): Likewise.
5497 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
5498 * config/arm/predicates.md (shift_operator): Likewise.
5499 (shift_nomul_operator): Likewise.
5500 (sat_shift_operator): Likewise.
5501 (thumb1_cmp_operand): Likewise.
5502 (const_neon_scalar_shift_amount_operand): Replace manual range
5503 check with IN_RANGE.
5504 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
5505 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
5507 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5509 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
5510 with HOST_WIDE_INT_1.
5512 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
5513 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
5514 (arm_canonicalize_comparison): Likewise.
5515 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
5517 (thumb1_size_rtx_costs): Likewise.
5518 (vfp_const_double_index): Replace cast of 1 to unsigned
5519 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5520 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
5522 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
5523 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5524 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
5525 HOST_WIDE_INT with HOST_WIDE_INT_1.
5527 2016-05-24 Marek Polacek <polacek@redhat.com>
5529 * tree-cfg.h (should_remove_lhs_p): New predicate.
5530 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
5531 * gimplify.c (gimplify_modify_expr): Likewise.
5532 * tree-cfg.c (verify_gimple_call): Likewise.
5533 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
5534 * gimple-fold.c: Include "tree-cfg.h".
5535 (gimple_fold_call): Use should_remove_lhs_p.
5537 2016-05-24 Richard Biener <rguenther@suse.de>
5539 PR tree-optimization/71253
5540 * cfganal.h (control_dependences): Make robust against edge
5542 (control_dependences::control_dependences): Remove edge_list argument.
5543 (control_dependences::get_edge): Remove.
5544 (control_dependences::get_edge_src): Add.
5545 (control_dependences::get_edge_dest): Likewise.
5546 (control_dependences::m_el): Make a vector of edge src/dest index.
5547 * cfganal.c (control_dependences::find_control_dependence): Adjust.
5548 (control_dependences::control_dependences): Likewise.
5549 (control_dependences::~control_dependence): Likewise.
5550 (control_dependences::get_edge): Remove.
5551 (control_dependences::get_edge_src): Add.
5552 (control_dependences::get_edge_dest): Likewise.
5553 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
5555 (perform_tree_ssa_dce): Adjust.
5556 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
5558 (pass_loop_distribution::execute): Adjust. Do loop destroying
5559 conditional on changed.
5561 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5564 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
5565 return. Reindent transformation comment and mention the ARM state
5568 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5571 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
5572 after build_and_add_sum creates new use stmt.
5574 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5576 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
5577 load_lanes/grouped_load classification comes first. Don't check
5578 whether the vectorization factor is a multiple of the group size
5581 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5583 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
5584 GROUP_GAP for single-element interleaving.
5585 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
5588 2016-05-24 Richard Biener <rguenther@suse.de>
5592 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
5593 bases which are accessed with non-invariant indices.
5594 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
5595 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
5597 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5600 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
5601 (add_to_ops_vec): Add stmt_to_insert.
5602 (add_repeat_to_ops_vec): Init stmt_to_insert.
5603 (insert_stmt_before_use): New.
5604 (transform_add_to_multiply): Remove mult_stmt insertion and add it
5606 (get_ops): Init stmt_to_insert.
5607 (maybe_optimize_range_tests): Likewise.
5608 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
5609 (rewrite_expr_tree_parallel): Likewise.
5610 (reassociate_bb): Likewise.
5612 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5615 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
5616 ISA 3.0 xxperm fusion alternative.
5617 (altivec_vperm_v8hiv16qi): Likewise.
5618 (altivec_vperm_<mode>_uns_internal): Likewise.
5619 (vperm_v8hiv4si): Likewise.
5620 (vperm_v16qiv8hi): Likewise.
5622 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5623 Kelvin Nilsen <kelvin@gcc.gnu.org>
5625 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
5626 vpermr/xxpermr on ISA 3.0.
5627 (altivec_expand_vec_perm_le): Likewise.
5628 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
5629 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
5632 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
5634 * config/i386/i386.h (IS_STACK_MODE): Enable for
5635 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
5636 SSE_FLOAT_MODE_P macros.
5637 * config/i386/i386.c (ix86_preferred_reload_class): Use
5638 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
5639 Cleanup regclass processing for CONST_DOUBLE_P.
5640 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
5641 (ix86_rtx_costs): Remove redundant TARGET_80387 check
5642 with IS_STACK_MODE macro.
5643 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
5645 (*movdf_internal): Use IS_STACK_MODE macro.
5646 (*movsf_internal): Ditto.
5648 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
5650 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
5651 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
5653 2016-05-23 Jeff Law <law@redhat.com>
5655 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
5657 (fsm_find_control_statement_thread_paths): Call it.
5659 2016-05-23 Martin Jambor <mjambor@suse.cz>
5662 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
5663 from_global_constant if t is not NULL.
5665 2016-05-23 Marek Polacek <polacek@redhat.com>
5668 * common.opt (Wswitch-unreachable): New option.
5669 * doc/invoke.texi: Document -Wswitch-unreachable.
5670 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
5673 2016-05-23 Bin Cheng <bin.cheng@arm.com>
5675 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
5676 TMR_INDEX is non-NULL.
5678 2016-05-23 Richard Biener <rguenther@suse.de>
5680 PR tree-optimization/71230
5681 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
5682 (try_special_add_to_ops): ... here. Always test for single-use.
5684 2016-05-23 Martin Jambor <mjambor@suse.cz>
5686 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
5687 default block if a PHI node in the original one would be resized.
5689 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5691 PR tree-optimization/58135
5692 * tree-vect-slp.c: When group size is not multiple
5693 of vector size, allow splitting of store group at
5696 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
5698 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
5700 2016-05-22 Jakub Jelinek <jakub@redhat.com>
5702 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
5703 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
5704 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
5707 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
5708 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
5709 v constraint instead of x and vinserti32x4 insn.
5711 * config/i386/sse.md (i128vldq): New mode iterator.
5712 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
5713 avx512dq and avx512vl alternatives.
5715 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
5716 constraint, use maybe_evex prefix instead of vex.
5717 (vec_dupv4sf): Use v constraint instead of x for output
5718 operand except for noavx alternative, use Yv constraint
5719 instead of x for input. Use maybe_evex prefix instead of vex.
5720 (*vec_dupv4si): Likewise.
5721 (*vec_dupv2di): Likewise.
5723 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
5726 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
5727 (linearize_expr_tree): Call try_special_add_to_ops.
5728 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
5730 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5732 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
5733 to computed stack_usage.
5735 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5738 * config/avr/avr.md (define_expand "mov<mode>"): If the source
5739 operand is subreg (symbol_ref) then move the symbol ref to register.
5741 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
5743 * tree.c (array_at_struct_end_p): Look through MEM_REF.
5745 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5748 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
5751 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5753 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
5754 ranges by calling get_single_symbol and tidy up. Look more closely
5755 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
5757 2016-05-20 Jeff Law <law@redhat.com>
5759 * bitmap.c (bitmap_find_bit): Remove useless test.
5761 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
5763 * function.c (thread_prologue_and_epilogue_insns): Commit the
5764 insertion of the epilogue.
5766 2016-05-20 Martin Jambor <mjambor@suse.cz>
5768 PR tree-optimization/70884
5769 * tree-sra.c (initialize_constant_pool_replacements): Do not check
5770 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
5771 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
5772 of constant pool data as a reason for scalarization.
5774 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5776 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
5777 for naked functions.
5778 (thumb1_expand_prologue): Likewise.
5780 2016-05-20 Nathan Sidwell <nathan@acm.org>
5782 * config/nvptx/nptx.c (nvptx_option_override): Only set
5783 flag_toplevel_reorder, if not explicitly specified. Set
5784 flag_no_common, unless explicitly specified.
5786 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5788 * calls.c (can_implement_as_sibling_call_p): Mark param
5789 reg_parm_stack_space with ATTRIBUTE_UNUSED.
5791 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
5793 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
5794 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
5795 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
5797 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
5798 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
5801 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
5803 * config/nvptx/nvptx.md (sincossf3): New pattern.
5805 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5807 * calls.c (maybe_complain_about_tail_call): New function.
5808 (initialize_argument_information): Call
5809 maybe_complain_about_tail_call when clearing *may_tailcall.
5810 (can_implement_as_sibling_call_p): Call
5811 maybe_complain_about_tail_call when returning false.
5812 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
5813 ensure try_tail_call is set. Call maybe_complain_about_tail_call
5814 if tail-call optimization fails.
5815 * cfgexpand.c (expand_call_stmt): Initialize
5816 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
5817 * gimple-pretty-print.c (dump_gimple_call): Dump
5818 gimple_call_must_tail_p.
5819 * gimple.c (gimple_build_call_from_tree): Call
5820 gimple_call_set_must_tail with the value of
5821 CALL_EXPR_MUST_TAIL_CALL.
5822 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
5823 (gimple_call_set_must_tail): New function.
5824 (gimple_call_must_tail_p): New function.
5825 * print-tree.c (print_node): Update printing of TREE_STATIC
5826 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
5827 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
5828 trailing comment listing applicable flags.
5829 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
5831 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5833 * calls.c (expand_call): Move "Rest of purposes for tail call
5834 optimizations to fail" to...
5835 (can_implement_as_sibling_call_p): ...this new function, and
5836 split into multiple "if" statements.
5838 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5840 * cfgloop.h (expected_loop_iterations_unbounded,
5841 expected_loop_iterations): Unconstify.
5842 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
5843 profile with known upper bound; return 3 when profile is absent.
5844 (expected_loop_iterations): Update.
5846 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5848 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
5849 and get_max_loop_iterations_int.
5851 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5853 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
5854 realistic upper bounds here.
5856 2016-05-20 Jakub Jelinek <jakub@redhat.com>
5859 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
5860 calls if the LHS is variable length or has addressable type.
5861 If targets[0]->decl is a noreturn call with void return type and
5862 zero arguments, adjust fntype and remove lhs in that case.
5864 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
5866 PR tree-optimization/71079
5867 PR tree-optimization/71206
5868 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
5870 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5872 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
5873 (get_vec_alignment_for_array_decl): Likewise.
5874 (get_vec_alignment_for_record_decl): Likewise.
5875 (increase_alignment::execute): Move code to find alignment to
5876 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
5877 (type_align_map): New hash_map.
5879 2016-05-20 Richard Guenther <rguenther@suse.de>
5881 PR tree-optimization/29756
5882 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
5883 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
5884 * fold-const.c (operand_equal_p): Likewise.
5885 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
5886 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
5887 * tree-inline.c (estimate_operator_cost): Likewise.
5888 * tree-pretty-print.c (dump_generic_node): Likewise.
5889 * tree-ssa-operands.c (get_expr_operands): Likewise.
5890 * cfgexpand.c (expand_debug_expr): Likewise.
5891 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
5892 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
5893 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
5894 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
5895 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
5896 (execute_update_addresses_taken): Do it.
5898 2016-05-20 Richard Biener <rguenther@suse.de>
5900 PR tree-optimization/71185
5901 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
5902 register operations.
5904 2016-05-20 Richard Biener <rguenther@suse.de>
5906 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
5907 gimple_seq_add_seq_without_update.
5908 (release_bb_predicate): Assert we have no operands to free.
5909 (if_convertible_loop_p_1): Calculate post dominators later.
5910 Do not free BB predicates here.
5911 (combine_blocks): Do not recompute BB predicates.
5912 (version_loop_for_if_conversion): Save BB predicates around
5915 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5917 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
5918 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
5919 code. Ignore sibcalls on EDGE_IGNORE edges.
5920 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
5921 on edges for sibcalls that run without prologue. The rest of the
5922 function is combined from...
5923 (fix_fake_fallthrough_edge): ... this, and ...
5924 (try_shrink_wrapping): ... a part of this. Remove the bb_with
5925 function argument, make it a local variable.
5927 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
5929 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
5930 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
5931 for 32-bit mode and SEH for 64-bit.
5932 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
5933 TARGET_64BIT_DEFAULT.
5935 2016-05-19 Ryan Burn <contact@rnburn.com>
5937 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
5938 * gengtype.c (open_base_files): Add cilk.h to ifiles.
5940 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
5942 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
5943 force pending loads from memory.
5945 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
5947 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
5948 (UNSPEC_DARN_32): New unspec constant.
5949 (UNSPEC_DARN_RAW): New unspec constant.
5950 (darn_32): New instruction.
5951 (darn_raw): New instruction.
5952 (darn): New instruction.
5953 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
5954 support and documentation for this macro.
5955 (BU_P9_MISC_1): New macro definition.
5956 (BU_P9_64BIT_MISC_0): New macro definition.
5957 (BU_P9_MISC_0): New macro definition.
5958 (darn_32): New builtin definition.
5959 (darn_raw): New builtin definition.
5960 (darn): New builtin definition.
5961 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
5962 RS6000_BUILTIN_0 directives to surround each occurrence of
5963 #include "rs6000-builtin.def".
5964 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
5965 RS6000_BTM_64BIT flags to the returned mask, depending on
5967 (def_builtin): Correct an error in the assignments made to the
5968 debugging variable attr_string.
5969 (rs6000_expand_builtin): Add support for no-operand built-in
5971 (builtin_function_type): Remove fatal_error assertion that is no
5973 (rs6000_common_init_builtins): Add support for no-operand built-in
5975 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
5977 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
5979 (RS6000_BTM_64BIT): New macro definition.
5980 * doc/extend.texi: Document __builtin_darn (void),
5981 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
5984 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
5986 * tree-vect-loop.c (vect_analyze_loop_2): Use also
5987 max_loop_iterations_int.
5989 2016-05-19 Marek Polacek <polacek@redhat.com>
5991 PR tree-optimization/71031
5992 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
5993 condition and adjust the code a bit.
5995 2016-05-19 Martin Liska <mliska@suse.cz>
5997 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
5998 auto_vec instead of vec.
6000 2016-05-19 Martin Liska <mliska@suse.cz>
6002 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
6004 2016-05-19 Martin Liska <mliska@suse.cz>
6006 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
6008 2016-05-19 Martin Liska <mliska@suse.cz>
6010 * ipa-pure-const.c (set_function_state): Remove an existing
6012 (remove_node_data): Do not free it as it's released
6013 in set_function_state.
6015 2016-05-19 Martin Liska <mliska@suse.cz>
6017 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
6020 2016-05-19 Martin Liska <mliska@suse.cz>
6022 * omp-simd-clone.c (simd_clone_adjust): Release vector.
6024 2016-05-19 Martin Liska <mliska@suse.cz>
6026 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
6027 an auto_vec instead of re-creating it.
6029 2016-05-19 Martin Liska <mliska@suse.cz>
6031 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
6032 auto_vec instead of vec.
6034 2016-05-19 Martin Liska <mliska@suse.cz>
6036 * lto-section-in.c (lto_get_section_data): Call
6037 lto_check_version with additional argument.
6038 * lto-streamer.c (lto_check_version): Add new argument.
6039 * lto-streamer.h (lto_check_version): Likewise.
6041 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6043 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
6044 Don't add cost of inner memory when handling sign-extended loads.
6046 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
6048 PR rtl-optimization/71148
6049 * cse.c (cse_main): Free dominance info.
6050 (rest_of_handle_cse): Don't free dominance info.
6051 (rest_of_handle_cse2): Likewise.
6052 (rest_of_handle_cse_after_global_opts): Likewise.
6054 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6057 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
6058 NULL_TREE early if NEON is not available. Remove now redundant check
6059 in ARM_CHECK_BUILTIN_MODE.
6061 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
6064 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
6065 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
6066 * doc/cpp.texi: Document new macros.
6068 2016-05-19 Bin Cheng <bin.cheng@arm.com>
6070 PR tree-optimization/69848
6071 * tree-vect-loop.c (vectorizable_reduction): Don't factor
6072 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
6074 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
6076 * function.c (thread_prologue_and_epilogue_insn): Move the
6077 "goto epilogue_done" one block later.
6079 2016-05-19 Richard Biener <rguenther@suse.de>
6081 PR tree-optimization/70729
6082 * passes.def: Move LIM pass before PRE. Remove no longer
6083 required copyprop and move first DCE out of the loop pipeline.
6085 2016-05-18 David Malcolm <dmalcolm@redhat.com>
6088 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
6089 (OBJS-libcommon-target): ...here.
6090 * opts-common.c: Include spellcheck.h.
6091 (cmdline_handle_error): Build a vec of valid options and use it
6092 to suggest provide hints for misspelled arguments.
6094 2016-05-18 Jakub Jelinek <jakub@redhat.com>
6097 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
6098 lhs if it has TREE_ADDRESSABLE type.
6100 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
6103 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
6104 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
6106 2016-05-18 Martin Jambor <mjambor@suse.cz>
6109 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
6110 input for NOP_EXPR pass-through functions.
6111 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
6112 aggregate global constant VAR_DECLs in constant jump functions.
6114 2016-05-18 Martin Jambor <mjambor@suse.cz>
6117 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
6118 from TREE_READONLY parameters.
6120 2016-05-18 Martin Jambor <mjambor@suse.cz>
6123 * cgraph.h (cgraph_indirect_call_info): New field
6124 guaranteed_unmodified.
6125 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
6126 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
6128 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
6129 pass the parameter value to ipa_find_agg_cst_for_param.
6130 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
6131 guaranteed_unmodified, store AA results there instead of bailing out
6133 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
6134 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
6135 (find_constructor_constant_at_offset): New function.
6136 (ipa_find_agg_cst_from_init): Likewise.
6137 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
6138 static initializers of contants, report back through a new paameter
6139 from_global_constant if that was the case.
6140 (try_make_edge_direct_simple_call): Also pass parameter value to
6141 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
6143 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
6144 (ipa_read_indirect_edge_info): Likewise.
6145 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
6146 (ipa_load_from_parm_agg): Likewise.
6148 2016-05-18 Jiong Wang <jiong.wang@arm.com>
6150 PR rtl-optimization/71150
6151 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
6154 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6157 * config/rs6000/constraints.md (wE constraint): New constraint
6158 for a vector constant that can be loaded with XXSPLTIB.
6159 (wM constraint): New constraint for a vector constant of a 1's.
6160 (wS constraint): New constraint for a vector constant that can be
6161 loaded with XXSPLTIB and a vector sign extend instruction.
6162 * config/rs6000/predicates.md (xxspltib_constant_split): New
6163 predicates for wE/wS constraints.
6164 (xxspltib_constant_nosplit): Likewise.
6165 (easy_vector_constant): Add support for constants that can be
6166 loaded via XXSPLTIB.
6167 (all_ones_constant): New predicate for vector constant with all
6169 (splat_input_operand): Add support for ISA 3.0 word splat operations.
6170 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
6171 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
6172 instruction and possibly with a sign extension.
6173 (output_vec_const_move): Add support for XXSPLTIB. If we are
6174 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
6175 instead of XXLXOR/XXLORC.
6176 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
6178 (rs6000_legitimize_reload_address): Likewise.
6179 (rs6000_output_move_128bit): Use output_vec_const_move to emit
6181 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
6182 combine VSX_M and VSX_M2 into one iterator.
6184 (VSINT_84): New iterators for loading constants with XXSPLTIB.
6185 (VSINT_842): Likewise.
6186 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
6187 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
6188 XXSPLTIB instruction.
6189 (xxspltib_<mode>_nosplit): Likewise.
6190 (xxspltib_<mode>_split): New insn to load up constants with
6191 XXSPLTIB and a sign extend instruction.
6192 (vsx_mov<mode>): Replace single move that handled all vector types
6193 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
6194 moves (when -mvsx-timode is in effect) into the main vector
6195 moves. Eliminate separate moves for <VSr> <VSa>, where the
6196 preferred register class (<VSr>) is listed first, and the
6197 secondary register class (<VSa>) is listed second with a '?' to
6198 discourage use. Prefer loading 0/-1 in any VSX register for ISA
6199 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
6200 that if the register was involved in a slow operation, the
6201 clear/set operation does not wait for the slow operation to
6202 finish. Adjust the length attributes for 32-bit mode. Use
6203 rs6000_output_move_128bit and drop the use of the string
6204 instructions for 32-bit movti when -mvsx-timode is in effect. Use
6205 spacing so that the alternatives and attributes don't generate
6206 long lines, and put things in columns, so that it is easier to
6207 match up the operands and attributes with the insn alternatives.
6208 (vsx_mov<mode>_64bit): Likewise.
6209 (vsx_mov<mode>_32bit): Likewise.
6210 (vsx_movti_64bit): Fold movti into normal vector moves.
6211 (vsx_movti_32bit): Likewise.
6212 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
6214 (vsx_splat_v4si_internal): Likewise.
6215 (vsx_splat_v4sf_internal): Likewise.
6216 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
6217 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
6218 extend vector elements.
6219 (vsx_sign_extend_hi_<mode>): Likewise.
6220 (vsx_sign_extend_si_v2di): Likewise.
6221 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
6223 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
6224 constraints. Add trailing period to wL documentation.
6226 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
6229 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
6230 * tree-dfa.c (replace_abnormal_ssa_names): New function.
6231 * tree-call-cdce.c: Include tree-dfa.h.
6232 (can_guard_call_p): New function, extracted from...
6233 (can_use_internal_fn): ...here.
6234 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
6236 (shrink_wrap_one_built_in_call): Likewise.
6237 (use_internal_fn): Likewise.
6238 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
6239 and return void. Call replace_abnormal_ssa_names.
6240 (pass_call_cdce::execute): Check can_guard_call_p during the
6241 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
6242 will always change something.
6244 2016-05-18 Martin Jambor <mjambor@suse.cz>
6247 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
6248 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
6250 2016-05-18 Martin Jambor <mjambor@suse.cz>
6253 * ipa-inline.h (condition): New field size.
6254 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
6255 for comaprison and store it into the new condition.
6256 (evaluate_conditions_for_known_args): Use condition size to check
6257 access sizes for all but CHANGED conditions.
6258 (unmodified_parm_1): New parameter size_p, store access size into it.
6259 (unmodified_parm): Likewise.
6260 (unmodified_parm_or_parm_agg_item): Likewise.
6261 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
6262 (set_cond_stmt_execution_predicate): Extract access sizes and store
6264 (set_switch_stmt_execution_predicate): Likewise.
6265 (will_be_nonconstant_expr_predicate): Likewise.
6266 (will_be_nonconstant_predicate): Likewise.
6267 (inline_read_section): Stream condition size.
6268 (inline_write_summary): Likewise.
6270 2016-05-18 Richard Biener <rguenther@suse.de>
6272 * tree-ssa-loop-im.c (determine_max_movement): Properly add
6273 condition cost to PHI cost instead of total_cost.
6275 2016-05-18 Martin Liska <mliska@suse.cz>
6278 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
6281 2016-05-18 Richard Biener <rguenther@suse.de>
6283 * lto-streamer.h (LTO_major_version): Bump to 6.
6285 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
6287 * function.c (make_split_prologue_seq, make_prologue_seq,
6288 make_epilogue_seq): New functions, factored out from...
6289 (thread_prologue_and_epilogue_insns): Here.
6291 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
6293 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
6294 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
6295 of before. Add a comment.
6297 2016-05-18 Bin Cheng <bin.cheng@arm.com>
6299 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
6300 expression pointer, not pointer to the pointer.
6302 2016-05-18 Jakub Jelinek <jakub@redhat.com>
6304 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
6305 (avx2_pbroadcast<mode>): Add another alternative with v instead
6306 of x constraints in it, using <pbroadcast_evex_isa> isa.
6307 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
6309 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
6310 constraint x instead of v in second alternative, add avx512bw
6313 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
6314 constraint x instead of v in second alternative, add avx512bw
6317 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
6318 constraint x instead of v in second alternative, add avx512bw
6321 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
6322 avx512bw alternative.
6324 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
6326 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
6328 (define_insn "*andnottf3"): Ditto.
6329 (define_insn "*<code><mode>3"/any_logic): Ditto.
6330 (define_insn "*<code>tf3"/any_logic): Ditto.
6331 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
6332 operand to block AVX-512VL insn variant emit when it is not enabled.
6334 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
6336 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
6337 constraint fot SF mode.
6339 2016-05-18 Petr Murzin <petr.murzin@intel.com>
6340 Kirill Yukhin <kirill.yukhin@intel.com>
6342 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
6344 (define_insn "rsqrt14<mode>"): Ditto.
6345 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
6346 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
6347 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
6348 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
6349 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
6351 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
6352 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
6353 * config/i386/i386.c (ix86_print_operand): Expand check for size
6354 override codes for Intel syntax.
6356 2016-05-18 Richard Biener <rguenther@suse.de>
6358 PR tree-optimization/71168
6359 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
6360 initialization earlier.
6362 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
6364 * config/aarch64/aarch64-simd.md
6365 (aarch64_reduc_plus_internal<mode>): Rename to...
6366 (reduc_plus_scal): ...This, and remove previous implementation.
6368 2016-05-18 Richard Biener <rguenther@suse.de>
6370 * passes.def: Put late dse and cd_dce in canonical order.
6372 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
6374 * ipa-inline-transform.c (preserve_function_body_p): Look for
6375 first non-thunk clone.
6376 (save_function_body): Save into first non-thunk.
6377 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
6379 (lto_output_node): Inline thunks don't need body in every
6381 * lto-streamer-in.c: Do not fixup thunk clones.
6382 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
6384 * tree-inline.c (copy_bb): Be prepared for target node to be new after
6387 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
6390 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
6391 (reassociate_bb): Call transform_add_to_multiply.
6393 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
6395 * config/aarch64/aarch64.c (all_extensions): Removed unused
6398 2016-05-17 Nathan Sidwell <nathan@acm.org>
6400 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
6401 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
6403 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
6405 PR tree-optimization/54579
6407 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
6409 2016-05-17 Marek Polacek <polacek@redhat.com>
6412 * tree-inline.c (expand_call_inline): Call
6413 maybe_remove_unused_call_args.
6415 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
6417 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
6418 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
6419 * doc/md.texi (fmin@var{m}3): Likewise.
6421 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6423 * match.pd (X & C): New transformation.
6425 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6427 * match.pd (~X & Y): New transformation.
6429 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6431 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
6432 information for new SSA_NAME.
6433 (simplify_conversion_using_ranges): Get range through get_range_info
6434 instead of get_value_range.
6436 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6438 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
6439 Remove inline assembly.
6440 (vmvn_s16): Likewise.
6441 (vmvn_s32): Likewise.
6442 (vmvn_u8): Likewise.
6443 (vmvn_u16): Likewise.
6444 (vmvn_u32): Likewise.
6445 (vmvnq_s8): Likewise.
6446 (vmvnq_s16): Likewise.
6447 (vmvnq_s32): Likewise.
6448 (vmvnq_u8): Likewise.
6449 (vmvnq_u16): Likewise.
6450 (vmvnq_u32): Likewise.
6451 (vmvn_p8): Likewise.
6452 (vmvnq_p16): Likewise.
6454 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6456 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
6458 (vmul_n_s16): Likewise.
6459 (vmul_n_s32): Likewise.
6460 (vmul_n_u16): Likewise.
6461 (vmul_n_u32): Likewise.
6462 (vmulq_n_f32): Likewise.
6463 (vmulq_n_f64): Likewise.
6464 (vmulq_n_s16): Likewise.
6465 (vmulq_n_s32): Likewise.
6466 (vmulq_n_u16): Likewise.
6467 (vmulq_n_u32): Likewise.
6469 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6471 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
6472 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
6474 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6476 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
6477 to *aarch64_fma4_elt_from_dup<mode>.
6478 (*aarch64_fnma4_elt_to_128df): Rename to
6479 *aarch64_fnma4_elt_from_dup<mode>.
6480 * config/aarch64/arm_neon.h (vfma_n_f64): New.
6481 (vfms_n_f32): Likewise.
6482 (vfms_n_f64): Likewise.
6483 (vfmsq_n_f32): Likewise.
6484 (vfmsq_n_f64): Likewise.
6486 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
6488 * wide-int.h: Change fixed_wide_int_storage from class to struct.
6490 2016-05-17 Richard Biener <rguenther@suse.de>
6492 PR tree-optimization/71132
6493 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
6494 Only add control dependences for blocks in the loop.
6495 (build_rdg): Adjust.
6496 (generate_code_for_partition): Return whether loop should
6497 be destroyed and delay that.
6498 (distribute_loop): Likewise.
6499 (pass_loop_distribution::execute): Record loops to be destroyed
6500 and perform delayed destroying of loops.
6502 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6505 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
6507 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6509 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
6511 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
6514 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
6515 insertion point for instructions generated by validize_mem.
6517 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6519 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
6522 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6524 * config/aarch64/aarch64.c
6525 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
6526 rather than a macro.
6528 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6530 * doc/invoke.texi (AArch64 Options): Various updates.
6532 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6534 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
6535 into instrumentation thunks.
6536 * cif-code.def (CIF_CHKP): New.
6538 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
6540 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
6542 2016-05-16 Martin Jambor <mjambor@suse.cz>
6544 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
6545 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
6547 2016-05-16 Marek Polacek <polacek@redhat.com>
6549 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
6552 2016-05-16 Martin Jambor <mjambor@suse.cz>
6555 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
6556 the outlined kernel function.
6558 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
6560 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
6561 (ISA_HAS_DLSA): Ditto.
6563 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6565 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
6567 2016-05-16 Nathan Sidwell <nathan@acm.org>
6569 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
6570 (nvptx_name_replacement): Restore. Add comment.
6571 (write_fn_proto, write_fn_proto_from_insn,
6572 nvptx_output_call_insn): Restore
6573 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
6575 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6577 * config/aarch64/aarch64.md
6578 (add<mode>3_compareC_cconly_imm): Remove use of %w.
6579 (add<mode>3_compareC_imm): Likewise.
6580 (<optab>si3_uxtw): Split into register and immediate variants.
6581 (andsi3_compare0_uxtw): Likewise.
6582 (and<mode>3_compare0): Likewise.
6583 (and<mode>3nr_compare0): Likewise.
6584 (stack_protect_test_<mode>): Don't use %x for memory operands.
6586 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6588 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
6590 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6592 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
6593 Split integer shifts into shift_reg and bfm.
6594 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
6595 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
6596 (ror<mode>3_insn): Likewise.
6597 (<optab>si3_insn_uxtw): Likewise.
6598 (<optab><mode>3_insn): Change to rotate_imm.
6599 (extr<mode>5_insn_alt): Likewise.
6600 (extrsi5_insn_uxtw): Likewise.
6601 (extrsi5_insn_uxtw_alt): Likewise.
6603 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6605 * doc/tm.texi: Regenerate.
6606 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
6607 (TARGET_INVALID_RETURN_TYPE): Remove.
6608 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
6609 TARGET_INVALID_RETURN_TYPE.
6610 * target.def (invalid_parameter_type): Remove.
6611 (invalid_return_type): Remove.
6613 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6615 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
6616 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
6618 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
6620 (preserve_function_body_p): No need to preserve function body
6621 * cif-codes.def (CIF_THUNK): Remove.
6622 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
6624 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6626 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
6628 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6630 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
6633 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6635 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
6636 (inline_small_functions): Do not look for function symbol when
6639 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6641 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
6644 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6645 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6646 Jiong Wang <jiong.wang@arm.com>
6648 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
6649 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
6650 Define __ARM_FP16_ARGS when appropriate.
6651 * config/arm/arm.c (arm_invalid_parameter_type): Remove
6653 (arm_invalid_return_type): Likewise.
6654 (TARGET_INVALID_PARAMETER_TYPE): Remove.
6655 (TARGET_INVALID_RETURN_TYPE): Remove.
6656 (aapcs_vfp_sub_candidate): Allow HFmode.
6657 (aapcs_vfp_allocate): Add comment. Support HFmode.
6658 (aapcs_vfp_allocate_return_reg): Likewise.
6659 (struct aapcs_cp_arg_layout): Slightly reword comments for
6660 is_return_candidate and allocate_return_reg.
6661 (output_mov_vfp): Update assert.
6662 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
6664 (arm_invalid_parameter_type): Remove.
6665 (amr_invalid_return_type): Remove.
6666 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
6667 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
6668 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
6670 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6672 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
6673 * config/aarch64/arch64-protos.h
6674 (aarch64_legitimize_reload_address): Remove.
6675 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
6678 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
6680 * configure.ac: Add ACX_NONCANONICAL_HOST.
6681 * configure: Regenerate.
6682 * Makefile.in: Set host_noncanonical.
6684 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
6687 * config/i386/i386.md (*movtf_internal): Before register allocation,
6688 do not allow FP constants for CM_MEDIUM memory model, allow only
6689 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
6690 (*movxf_internal): Ditto.
6691 (*movdf_internal): Ditto.
6692 (*movsf_internal): Ditto.
6694 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
6696 PR rtl-optimization/67483
6697 * combine.c (make_compound_operation): Don't call extract_left_shift
6698 with negative shift amounts.
6700 2016-05-13 Jakub Jelinek <jakub@redhat.com>
6703 * fold-const.c (fold_checksum_tree): Allow modification
6704 of TYPE_ALIAS_SET during folding.
6706 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
6707 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
6708 (ix86_split_to_parts): Likewise. Fix up formatting.
6710 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
6712 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
6713 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
6716 2016-05-13 Nathan Sidwell <nathan@acm.org>
6718 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
6719 (nvptx_name_replacement): Delete.
6720 (write_fn_proto, write_fn_proto_from_insn,
6721 nvptx_output_call_insn): Remove nvptx_name_replacement call.
6722 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
6723 * langhooks.c (add_builtin_funcction_common): Call
6724 targetm.mangle_decl_assembler_name.
6726 * config/nvptx/nvptx.c (write_fn_proto): Handle
6727 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
6729 2016-05-13 Martin Liska <mliska@suse.cz>
6731 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
6732 and PRIu64 in printf format.
6734 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6736 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
6739 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6741 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6742 Change --param max-completely-peeled-times to
6743 --param max-completely-peel-times in dump file printing.
6745 2016-05-13 Richard Biener <rguenther@suse.de>
6747 PR tree-optimization/42587
6748 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
6749 (find_bswap_or_nop_1): Likewise.
6750 (bswap_replace): Likewise.
6752 2016-05-13 Martin Liska <mliska@suse.cz>
6754 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
6755 Initialize a variable with default value.
6757 2016-05-13 Martin Liska <mliska@suse.cz>
6759 * doc/invoke.texi: Enhance explanation of error recovery
6762 2016-05-13 Martin Liska <mliska@suse.cz>
6764 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
6765 (struct cost_pair): Change inv_expr_id (int) to inv_expr
6766 (iv_inv_expr_ent *).
6767 (struct iv_inv_expr_ent): Comment struct fields.
6768 (sort_iv_inv_expr_ent): New function.
6769 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
6770 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
6771 a hash_map between iv_inv_expr_ent and number of usages.
6772 (niter_for_exit): Fix coding style.
6773 (tree_ssa_iv_optimize_init): Use renamed variable.
6774 (determine_base_object): Fix coding style.
6775 (alloc_iv): Likewise.
6776 (find_interesting_uses_outside): Likewise.
6777 (add_candidate_1): Likewise.
6778 (add_standard_iv_candidates): Likewise.
6779 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
6780 (prepare_decl_rtl): Fix coding style.
6781 (get_address_cost): Likewise.
6782 (get_shiftadd_cost): Likewise.
6783 (force_expr_to_var_cost): Likewise.
6784 (compare_aff_trees): Likewise.
6785 (get_expr_id): Restructure the function.
6786 (get_loop_invariant_expr_id): Renamed to
6787 get_loop_invariant_expr.
6788 (get_computation_cost_at): Replace usage of inv_expr_id with
6790 (get_computation_cost): Likewise.
6791 (determine_group_iv_cost_generic): Likewise.
6792 (determine_group_iv_cost_address): Likewise.
6793 (iv_period): Fix coding style.
6794 (iv_elimination_compare_lt): Likewise.
6795 (may_eliminate_iv): Likewise.
6796 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
6798 (determine_group_iv_costs): Dump invariant expressions.
6799 (iv_ca_recount_cost): Use the newly added hash_map.
6800 (iv_ca_set_remove_invariants): Fix coding style.
6801 (iv_ca_set_add_invariants): Fix coding style.
6802 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
6804 (iv_ca_set_cp): Likewise.
6805 (iv_ca_new): Initialize the newly added hash_map and remove
6806 initialization of fields.
6807 (iv_ca_free): Delete the hash_map.
6808 (iv_ca_dump): Dump invariant expressions.
6809 (iv_ca_extend): Fix coding style.
6810 (try_add_cand_for): Likewise.
6811 (create_new_ivs): Dump information about # of avg iterations and
6812 # of used invariant expressions.
6813 (rewrite_use_compare): Fix coding style.
6814 (free_loop_data): Set default value for max_inv_expr_id.
6816 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
6818 * cse.c (rest_of_handle_cse): Use cleanup_cfg
6819 returned value cse_cfg_altered computation.
6820 (rest_of_handle_cse2): Likewise.
6821 (rest_of_handle_cse_after_global_opts): Likewise.
6823 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6826 * config/arm/arm.c (arm32_output_mi_thunk): New.
6827 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
6828 to split Thumb1 vs TARGET_32BIT functionality.
6829 (arm_thumb1_mi_thunk): New.
6831 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6833 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
6836 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6839 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
6841 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
6843 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
6844 (expand_builtin_trap): Emit a regular call.
6845 (set_builtin_user_assembler_name): Remove obsolete cases.
6846 * dse.c (scan_insn): Adjust.
6847 * except.c: Include calls.h.
6848 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
6849 emit a regular call to setjmp.
6850 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
6851 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
6852 (emit_block_move_via_libcall): Delete.
6853 (block_move_fn): Delete.
6854 (init_block_move_fn): Likewise.
6855 (emit_block_move_libcall_fn): Likewise.
6856 (emit_block_op_via_libcall): New function.
6857 (set_storage_via_libcall): Tidy up and use memset builtin.
6858 (block_clear_fn): Delete.
6859 (init_block_clear_fn): Likewise.
6860 (clear_storage_libcall_fn): Likewise.
6861 (expand_assignment): Call emit_block_move_via_libcall.
6862 Do not include gt-expr.h.
6863 * expr.h (emit_block_op_via_libcall): Declare.
6864 (emit_block_copy_via_libcall): New inline function.
6865 (emit_block_move_via_libcall): Likewise.
6866 (emit_block_comp_via_libcall): Likewise.
6867 (block_clear_fn): Delete.
6868 (init_block_move_fn): Likewise.
6869 (init_block_clear_fn): Likewise.
6870 (emit_block_move_via_libcall): Likewise.
6871 (set_storage_via_libcall): Add default parameter value.
6872 * libfuncs.h (enum libfunc_index): Remove obsolete values.
6873 (abort_libfunc): Delete.
6874 (memcpy_libfunc): Likewise.
6875 (memmove_libfunc): Likewise.
6876 (memcmp_libfunc): Likewise.
6877 (memset_libfunc): Likewise.
6878 (setbits_libfunc): Likewise.
6879 (setjmp_libfunc): Likewise.
6880 (longjmp_libfunc): Likewise.
6881 (profile_function_entry_libfunc): Likewise.
6882 (profile_function_exit_libfunc): Likewise.
6883 (gcov_flush_libfunc): Likewise.
6884 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
6885 and DECL_VISIBILITY on the declaration.
6886 (init_optabs): Do not initialize obsolete libfuncs.
6887 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
6888 * tree-core.h (ECF_RET1): Define.
6889 (ECF_TM_PURE): Adjust.
6890 (ECF_TM_BUILTIN): Likewise.
6891 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
6892 (build_common_builtin_nodes): Initialize abort builtin.
6893 Add ECF_RET1 on memcpy, memmove and memset builtins.
6894 Pass final flags for alloca and alloca_with_align builtins.
6895 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
6897 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
6898 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
6899 set_storage_via_libcall and call emit_block_copy_via_libcall.
6901 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
6903 * config/i386/i386.md (*call_got_x32): Change operand 0 to
6904 DImode before it is passed to ix86_output_call_operand.
6905 (*call_value_got_x32): Ditto for operand 1.
6907 2016-05-12 Jiong Wang <jiong.wang@arm.com>
6909 PR rtl-optimization/70904
6910 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
6911 reload for wide mode.
6913 2016-05-12 Marek Polacek <polacek@redhat.com>
6916 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
6917 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
6918 * langhooks.h (incomplete_type_error): Likewise.
6919 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
6920 parameter, pass it down to incomplete_type_error.
6921 * tree.h (size_in_bytes): New inline overload.
6922 (size_in_bytes_loc): Renamed from size_in_bytes.
6924 2016-05-12 Richard Biener <rguenther@suse.de>
6926 PR tree-optimization/71059
6927 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
6928 nary before looking up or entering the expression into the VN
6930 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
6931 Make sure to re-use NARYs without result as inserted by
6934 2016-05-12 Richard Biener <rguenther@suse.de>
6936 PR tree-optimization/71062
6937 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6939 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6940 vars_contains_restrict if the var is a restrict tag.
6941 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
6942 do not disambiguate pointers against it.
6943 (dump_points_to_solution): Re-structure and adjust for new
6944 vars_contains_restrict flag.
6945 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
6947 2016-05-12 Martin Liska <mliska@suse.cz>
6949 * doc/invoke.texi: Explain connection between
6950 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
6952 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
6954 PR tree-optimization/71006
6955 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
6956 consider COND_EXPR as a mask producer.
6958 2016-05-12 Marek Polacek <polacek@redhat.com>
6961 * opts.c (common_handle_option): Detect missing argument for --help^.
6963 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6966 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
6967 when popping the PC and within an interrupt handler routine.
6968 Add missing tab to output of "ldmfd".
6969 (output_return_instruction): Output LDMFD with SP update rather
6970 than POP when returning from interrupt handler.
6972 2016-05-12 Jakub Jelinek <jakub@redhat.com>
6974 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
6975 TARGET_64BIT && TARGET_AVX512DQ.
6976 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
6977 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
6978 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
6979 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
6980 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
6981 (*vec_extractv4si_zext): Add avx512dq alternative.
6982 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
6983 use v instead of x constraint in other alternatives where possible.
6985 * config/i386/sse.md (sse2_loadld): Use v instead of x
6986 constraint in alternatives 0,1,4.
6988 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
6989 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
6990 v constraints instead of x and <pinsr_evex_isa> isa attribute.
6993 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
6994 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
6995 is not emitted unless TARGET_AVX512BW.
6996 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
6997 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
6998 for the result operand.
7000 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
7001 constraint instead of x in avx alternatives. Use maybe_evex instead
7004 * config/i386/constraints.md (Yv): New constraint.
7005 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
7006 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
7007 * config/i386/i386.md (avx512fvecmode): New mode attr.
7008 (*pushtf): Use v constraint instead of x.
7009 (*movtf_internal): Likewise. For TARGET_AVX512VL and
7010 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
7011 (*absneg<mode>2): Use Yv constraint instead of x constraint.
7012 (*absnegtf2_sse): Likewise.
7013 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
7014 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
7015 avx512f alternatives.
7016 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
7018 2016-05-12 Richard Biener <rguenther@suse.de>
7020 PR tree-optimization/71060
7021 * tree-data-ref.c (initialize_data_dependence_relation): Do not
7022 require exact match of DR_BASE_OBJECT but only matching address and
7025 2016-05-12 Richard Biener <rguenther@suse.de>
7027 PR tree-optimization/70986
7028 * cfganal.c: Include cfgloop.h.
7029 (dfs_find_deadend): Prefer to take edges exiting loops.
7031 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7033 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
7034 compile and run time.
7036 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
7039 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
7041 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
7043 * config/i386/i386.c (legitimize_pic_address): Use
7044 copy_to_suggested_reg instead of gen_movsi.
7046 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7048 * config/rs6000/predicates.md (quad_memory_operand): Move most of
7049 the code into quad_address_p and call it to share code with
7050 vsx_quad_dform_memory_operand.
7051 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
7053 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
7054 bit instead of being a separate word. Split -mpower9-dform into
7055 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
7056 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
7057 for the register class supporting 128-bit quad word memory offsets.
7058 (mode_supports_vsx_dform_quad): Helper function to return if the
7059 register class uses quad word memory offsets.
7060 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
7061 (rs6000_debug_reg_global): Always print if we are using LRA or not.
7062 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
7063 instructions are enabled, set up the appropriate addr_masks for
7065 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
7066 -mpower9-dform-scalar, instead of -mpower9-dform.
7067 (rs6000_option_override_internal): Split -mpower9-dform into two
7068 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
7069 -mpower9-dform switch sets or clears both. If we are not using
7070 the LRA register allocator, do not enable -mpower9-dform-vector by
7071 default. If we are using LRA, enable -mpower9-dform-vector and
7072 -mvsx-timode if it is appropriate. Issue a warning if either
7073 -mpower9-dform-vector or -mvsx-timode are explicitly used without
7075 (quad_address_offset_p): New helper function to return if the
7076 offset is legal for quad word memory instructions.
7077 (quad_address_p): New function to determin if GPR or vector
7078 register quad word memory addresses are legal.
7079 (mem_operand_gpr): Validate quad word address offsets.
7080 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
7081 d-form (register + offset) instructions.
7082 (offsettable_ok_by_alignment): Likewise.
7083 (rs6000_legitimate_offset_address_p): Likewise.
7084 (legitimate_lo_sum_address_p): Likewise.
7085 (rs6000_legitimize_address): Likewise.
7086 (rs6000_legitimize_reload_address): Add more debug statements for
7088 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
7089 d-form instructions.
7090 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
7091 d-form instructions. Distinguish different cases in debug
7092 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
7093 d-form instructions.
7094 (rs6000_preferred_reload_class): Likewise.
7095 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
7096 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
7097 of the ISA 2.06 indexed memory instructions.
7098 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
7099 use them to save/restore the saved vector registers instead of
7100 using Altivec instructions.
7101 (rs6000_emit_epilogue): Likewise.
7102 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
7103 (rs6000_opt_masks): Split -mpower9-dform into
7104 -mpower9-dform-scalar and -mpower9-dform-vector.
7105 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
7107 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
7108 ISA 3.0 vector indexed memory instructions, and fold the code into
7109 the normal mov<mode> patterns.
7110 (p9_vecstore_<mode>): Likewise.
7111 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
7113 (vsx_movti_64bit): Likewise.
7114 (vsx_movti_32bit): Likewise.
7115 * config/rs6000/constraints.md (wO constraint): New constraint for
7116 ISA 3.0 vector d-form support.
7117 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
7118 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
7119 include -mpower9-dform-vector until we switch over to LRA.
7120 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
7121 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
7122 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
7123 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
7124 for -mpower9-dform and -mlra.
7125 * doc/md.texi (wO constraint): Document wO constraint.
7127 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
7129 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
7130 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
7131 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
7132 Move handling of non-insn arguments inline into the sole user:
7133 (output_trans_func): ...here.
7134 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
7135 in emitted function prototype.
7136 (output_internal_insn_latency_func): Ditto. Simplify.
7137 (output_internal_maximal_insn_latency_func): Ditto. Delete
7138 always-unused argument.
7139 (output_insn_latency_func): Ditto.
7140 (output_maximal_insn_latency_func): Ditto.
7142 2016-05-11 Richard Biener <rguenther@suse.de>
7144 PR tree-optimization/71055
7145 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
7146 sth with precision not equal to access size verify we don't chop
7149 2016-05-11 Richard Biener <rguenther@suse.de>
7152 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
7153 (dwarf2out_finish): Move retry_incomplete_types call ...
7154 (dwarf2out_early_finish): ... here.
7156 2016-05-11 Richard Biener <rguenther@suse.de>
7159 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
7160 if the langhook insists on it.
7161 * fold-const.c (make_bit_field_ref): Add arg for the original
7162 reference and preserve its alias-set.
7163 (decode_field_reference): Take exp by reference and adjust it
7164 to the original memory reference.
7165 (optimize_bit_field_compare): Adjust callers.
7166 (fold_truth_andor_1): Likewise.
7167 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
7169 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
7172 * cfgrtl.h (delete_insn_and_edges): Now return bool.
7173 * cfgrtl.c (delete_insn_and_edges): Likewise.
7174 * config/i386/i386.c (convert_scalars_to_vector): Remove
7176 * cse.c (cse_insn): Compute cse_cfg_altered.
7177 (delete_trivially_dead_insns): Likewise.
7178 (cse_cc_succs): Likewise.
7179 (rest_of_handle_cse): Free dominance info if required.
7180 (rest_of_handle_cse2): Likewise.
7181 (rest_of_handle_cse_after_global_opts): Likewise.
7183 2016-05-11 Alan Modra <amodra@gmail.com>
7185 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
7186 abi_v4_pass_in_fpr): New functions.
7187 (rs6000_function_arg_boundary): Exclude complex IBM long double
7188 from 64-bit alignment when ABI_V4.
7189 (rs6000_function_arg, rs6000_function_arg_advance_1,
7190 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
7192 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
7194 PR rtl-optimization/71028
7195 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
7196 jump with just a return in the fallthrough block if the branch
7197 block contains just a return as well.
7199 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
7201 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
7202 * match.pd ((X & Y) ^ Y): ... this.
7203 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
7204 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
7206 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7208 * read-md.c (require_char_ws): New function.
7209 (read_string): Simplify using require_char_ws.
7210 (handle_constants): Likewise.
7211 (handle_enum): Likewise.
7212 (handle_file): Likewise.
7213 * read-md.h (require_char_ws): New declaration.
7214 * read-rtl.c (read_conditions): Simplify using require_char_ws.
7215 (read_mapping): Likewise.
7216 (read_rtx_code): Likewise.
7217 (read_nested_rtx): Likewise.
7219 2016-05-10 James Norris <jnorris@codesourcery.com>
7221 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
7222 if offloading is enabled and -fopenacc or -fopenmp is specified.
7223 (CRTOFFLOADEND): Likewise.
7224 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
7225 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
7227 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
7229 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
7230 gotoff_operand code paths. Use copy_to_suggested_regs and
7231 expand_simple_binop where appropriate. Cleanup.
7233 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7236 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
7238 (dimode_scalar_chain::vector_const_cost): New.
7239 (dimode_scalar_chain::compute_convert_gain): Handle constants.
7240 (dimode_scalar_chain::convert_op): Likewise.
7241 (dimode_scalar_chain::convert_insn): Likewise.
7243 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
7245 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
7246 unary operation, not a binary one.
7248 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7251 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
7252 calls with type casted fndecl.
7254 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7256 PR tree-optimization/70786
7257 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
7258 * calls.c (initialize_argument_information): Bind bounds
7259 with corresponding args passed by reference.
7261 2016-05-10 Jakub Jelinek <jakub@redhat.com>
7264 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
7265 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
7266 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
7269 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7272 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
7273 code for a zero scale factor.
7274 (vsx_xvcvdpuxds_scale): Likewise.
7276 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7278 * diagnostic-show-locus.c (layout::layout): Call show_ruler
7279 if show_ruler_p was set on the context.
7280 (layout::show_ruler): New method.
7281 * diagnostic.h (struct diagnostic_context): Add field
7284 2016-05-10 Richard Biener <rguenther@suse.de>
7286 PR tree-optimization/71039
7287 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
7288 (chk_uses): New function.
7289 (propagate_with_phi): Verify we can safely replicate the lhs of an
7290 aggregate assignment on all incoming edges.
7292 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
7294 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
7296 (rx_atomic_sequence): New class.
7297 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
7298 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
7300 (rx_atomic_sequence::rx_atomic_sequence,
7301 rx_atomic_sequence::~rx_atomic_sequence): New functions.
7302 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
7303 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
7304 CTRLREG_INTB): New constants.
7305 (FETCHOP): New code iterator.
7306 (fethcop_name, fetchop_name2): New iterator code attributes.
7307 (QIHI): New mode iterator.
7308 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
7309 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
7310 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
7312 2016-05-10 Martin Liska <mliska@suse.cz>
7314 * tree-inline.c (remap_dependence_clique): Do not remap
7315 debugging statements.
7317 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7319 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
7320 ("*fixuns_truncdfdi2_z13")
7321 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
7322 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
7323 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
7325 2016-05-10 Richard Biener <rguenther@suse.de>
7327 PR tree-optimization/70497
7328 PR tree-optimization/28367
7329 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
7331 (visit_reference_op_load): ... here.
7332 (vn_reference_lookup_3): Use it to handle subreg-like accesses
7333 with simplified BIT_FIELD_REFs.
7334 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
7335 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
7338 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
7340 * dwarf2out.c (add_abstract_origin_attribute): Adjust
7341 documentation comment. For BLOCK nodes, add a
7342 DW_AT_abstract_origin attribute that points to the DIE generated
7343 for the origin BLOCK.
7344 (gen_lexical_block_die): Call add_abstract_origin_attribute for
7345 blocks from inlined functions.
7347 2016-05-10 Alan Modra <amodra@gmail.com>
7350 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
7351 regrename modifying insns saving lr before __morestack call.
7352 * config/rs6000/rs6000.md (split_stack_return): Similarly for
7353 insns restoring lr after __morestack call.
7355 2016-05-09 Jakub Jelinek <jakub@redhat.com>
7357 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
7358 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
7360 * config/i386/sse.md (vec_interleave_high<mode>,
7361 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
7362 <avx512>_vpermt2var<mode>3_maskz): Likewise.
7364 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7366 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
7367 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
7368 parallel reassociation for power8 and forward.
7370 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
7372 * config/i386/i386.md (absneg splitters with general regs): Use
7373 general_reg_operand predicate.
7374 (btsq peephole2): Use x86_64_immediate_operand to check if new
7375 value is suitable for immediate operand. Generate emitted insn
7376 using RTL expressions.
7377 (btcq peephole2): Ditto.
7378 (btrq peephole2): Ditto. Generate correct immediate operand
7381 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
7383 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
7386 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
7388 * tree-affine.c (wide_int_constant_multiple_p): Add missing
7389 pointer dereference.
7391 2016-05-09 Richard Biener <rguenther@suse.de>
7393 PR tree-optimization/70985
7394 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
7395 op0 isn't a gimple register.
7397 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
7399 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
7400 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
7401 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
7402 (i6400_fpu_mult): New cpu units.
7403 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
7404 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
7405 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
7406 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
7407 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
7408 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
7409 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
7410 (i6400_msa_long_float4, i6400_msa_long_float5)
7411 (i6400_msa_long_float8, i6400_msa_fdiv_df)
7412 (i6400_msa_fdiv_sf): New reservations.
7413 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
7414 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
7415 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
7416 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
7417 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
7418 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
7419 (msa_short_cmp, msa_short_float2, msa_short_logic3)
7420 (msa_short_store4, msa_long_load, msa_short_store)
7421 (msa_long_logic, msa_long_float2, msa_long_float4)
7422 (msa_long_float5, msa_long_float8, msa_long_mult)
7423 (msa_long_fdiv, msa_long_div): New reservations.
7425 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
7426 Sameera Deshpande <sameera.deshpande@imgtec.com>
7427 Matthew Fortune <matthew.fortune@imgtec.com>
7428 Graham Stott <graham.stott@imgtec.com>
7429 Chao-ying Fu <chao-ying.fu@imgtec.com>
7431 * config.gcc: Add MSA header file for mips*-*-* target.
7432 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
7433 (Ubv8i, Urv8): New constraints.
7434 * config/mips/mips-ftypes.def: Add function types for MSA
7436 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
7437 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
7438 * config/mips/mips-msa.md: New file.
7439 * config/mips/mips-protos.h
7440 (mips_split_128bit_const_insns): New prototype.
7441 (mips_msa_idiv_insns): Likewise.
7442 (mips_split_128bit_move): Likewise.
7443 (mips_split_128bit_move_p): Likewise.
7444 (mips_split_msa_copy_d): Likewise.
7445 (mips_split_msa_insert_d): Likewise.
7446 (mips_split_msa_fill_d): Likewise.
7447 (mips_expand_msa_branch): Likewise.
7448 (mips_const_vector_same_val_p): Likewise.
7449 (mips_const_vector_same_bytes_p): Likewise.
7450 (mips_const_vector_same_int_p): Likewise.
7451 (mips_const_vector_shuffle_set_p): Likewise.
7452 (mips_const_vector_bitimm_set_p): Likewise.
7453 (mips_const_vector_bitimm_clr_p): Likewise.
7454 (mips_msa_vec_parallel_const_half): Likewise.
7455 (mips_msa_output_division): Likewise.
7456 (mips_ldst_scaled_shift): Likewise.
7457 (mips_expand_vec_cond_expr): Likewise.
7458 * config/mips/mips.c (enum mips_builtin_type): Add
7459 MIPS_BUILTIN_MSA_TEST_BRANCH.
7460 (mips_gen_const_int_vector_shuffle): New prototype.
7461 (mips_const_vector_bitimm_set_p): New function.
7462 (mips_const_vector_bitimm_clr_p): Likewise.
7463 (mips_const_vector_same_val_p): Likewise.
7464 (mips_const_vector_same_bytes_p): Likewise.
7465 (mips_const_vector_same_int_p): Likewise.
7466 (mips_const_vector_shuffle_set_p): Likewise.
7467 (mips_symbol_insns): Forbid loading symbols via immediate for
7469 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
7471 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
7473 (mips_lx_address_p): Add support load indexed address for MSA.
7474 (mips_address_insns): Add calculation of instructions needed for
7475 stores and loads for MSA.
7476 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
7477 CONST_VECTOR for MSA and let it fall through.
7478 (mips_ldst_scaled_shift): New function.
7479 (mips_subword_at_byte): Likewise.
7480 (mips_msa_idiv_insns): Likewise.
7481 (mips_legitimize_move): Validate MSA moves.
7482 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
7483 calculation of costs for MSA division.
7484 (mips_split_move_p): Check if MSA moves need splitting.
7485 (mips_split_move): Split MSA moves if necessary.
7486 (mips_split_128bit_move_p): New function.
7487 (mips_split_128bit_move): Likewise.
7488 (mips_split_msa_copy_d): Likewise.
7489 (mips_split_msa_insert_d): Likewise.
7490 (mips_split_msa_fill_d): Likewise.
7491 (mips_output_move): Handle MSA moves.
7492 (mips_expand_msa_branch): New function.
7493 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
7494 Reinstate 'y' modifier.
7495 (mips_file_start): Add MSA .gnu_attribute.
7496 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
7498 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
7499 (mips_class_max_nregs): Add register size for MSA supported mode.
7500 (mips_cannot_change_mode_class): Allow conversion between MSA
7501 vector modes and TImode.
7502 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
7504 (mips_secondary_reload_class): Force MSA loads/stores via memory.
7505 (mips_preferred_simd_mode): Add preffered modes for MSA.
7506 (mips_vector_mode_supported_p): Add MSA supported modes.
7507 (mips_autovectorize_vector_sizes): New function.
7508 (mips_msa_output_division): Likewise.
7509 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
7510 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
7511 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
7512 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
7513 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
7514 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
7515 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
7516 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
7517 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
7518 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
7519 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
7520 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
7521 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
7522 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
7523 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
7524 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
7525 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
7526 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
7527 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
7528 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
7529 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
7530 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
7531 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
7532 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
7533 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
7534 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
7535 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
7536 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
7537 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
7538 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
7539 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
7540 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
7541 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
7542 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
7543 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
7544 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
7545 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
7546 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
7547 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
7548 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
7549 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
7550 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
7551 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
7552 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
7553 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7554 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7555 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7556 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7557 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7558 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7559 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7560 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7561 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
7562 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
7563 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
7564 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
7565 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
7566 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
7567 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
7568 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
7569 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
7570 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
7571 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
7572 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
7573 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
7574 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
7575 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
7576 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
7577 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
7578 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
7579 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
7580 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
7581 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
7582 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
7583 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
7584 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
7585 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
7586 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
7587 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
7588 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
7589 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
7590 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
7591 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
7592 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
7593 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
7594 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
7595 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
7596 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
7597 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
7598 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
7599 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
7600 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
7601 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
7602 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
7603 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
7604 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
7605 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
7606 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
7607 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
7608 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
7609 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
7610 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
7611 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
7612 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
7613 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
7614 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
7615 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
7616 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
7617 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
7618 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
7619 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
7620 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
7621 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
7622 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
7623 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
7624 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
7625 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
7626 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
7627 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
7628 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
7629 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
7630 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
7631 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
7632 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
7633 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
7634 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
7635 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
7636 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
7637 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
7638 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
7639 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
7640 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
7641 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
7642 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
7643 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
7644 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
7645 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
7646 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
7647 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
7648 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
7649 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
7650 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
7651 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
7652 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
7653 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
7654 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
7655 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
7656 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
7657 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
7658 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
7659 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
7661 (mips_get_builtin_decl_index): New array.
7662 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
7663 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
7664 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
7665 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
7666 (mips_init_builtins): Initialize mips_get_builtin_decl_index
7668 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7670 (mips_expand_builtin_insn): Prepare operands for
7671 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
7672 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
7673 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
7674 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
7675 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
7676 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
7677 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
7678 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
7679 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
7680 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
7681 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
7682 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
7683 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
7684 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
7685 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
7686 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
7687 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
7688 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
7689 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
7690 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
7691 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
7692 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
7693 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
7694 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
7695 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
7696 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
7697 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
7698 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
7699 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
7700 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
7701 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
7702 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
7703 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
7704 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
7705 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
7706 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
7707 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
7708 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
7709 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
7710 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
7711 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
7712 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
7713 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
7714 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
7715 These are set implicitly and an error is reported if overridden.
7716 (mips_expand_builtin_msa_test_branch): New function.
7717 (mips_expand_msa_shuffle): Likewise.
7718 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
7719 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
7720 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
7721 (mips_expand_vec_unpack): Add support for MSA.
7722 (mips_expand_vector_init): Likewise.
7723 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
7724 instead of const0_rtx.
7725 (mips_msa_vec_parallel_const_half): New function.
7726 (mips_gen_const_int_vector): Likewise.
7727 (mips_gen_const_int_vector_shuffle): Likewise.
7728 (mips_expand_msa_cmp): Likewise.
7729 (mips_expand_vec_cond_expr): Likewise.
7730 * config/mips/mips.h
7731 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
7732 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
7734 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
7735 (ISA_HAS_MSA): New macro.
7736 (UNITS_PER_MSA_REG): Likewise.
7737 (BITS_PER_MSA_REG): Likewise.
7738 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
7739 (MSA_REG_FIRST): New macro.
7740 (MSA_REG_LAST): Likewise.
7741 (MSA_REG_NUM): Likewise.
7742 (MSA_REG_P): Likewise.
7743 (MSA_REG_RTX_P): Likewise.
7744 (MSA_SUPPORTED_MODE_P): Likewise.
7745 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
7746 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
7747 * config/mips/mips.md: Include mips-msa.md.
7748 (alu_type): Add simd_add.
7749 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
7750 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
7751 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
7752 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
7753 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
7754 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
7755 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
7756 simd_move, simd_load, simd_store. Choose "multi" for moves
7758 (qword_mode): New attribute.
7759 (insn_count): Add instruction count for quad moves.
7760 Increase the count for MIPS SIMD division.
7761 (UNITMODE): Add UNITMODEs for vector types.
7762 (addsub): New code iterator.
7763 * config/mips/mips.opt (mmsa): New option.
7764 * config/mips/msa.h: New file.
7765 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
7767 * config/mips/mti-linux.h: Likewise.
7768 * config/mips/predicates.md
7769 (const_msa_branch_operand): New constraint.
7770 (const_uimm3_operand): Likewise.
7771 (const_uimm4_operand): Likewise.
7772 (const_uimm5_operand): Likewise.
7773 (const_uimm8_operand): Likewise.
7774 (const_imm5_operand): Likewise.
7775 (aq10b_operand): Likewise.
7776 (aq10h_operand): Likewise.
7777 (aq10w_operand): Likewise.
7778 (aq10d_operand): Likewise.
7779 (const_m1_operand): Likewise.
7780 (reg_or_m1_operand): Likewise.
7781 (const_exp_2_operand): Likewise.
7782 (const_exp_4_operand): Likewise.
7783 (const_exp_8_operand): Likewise.
7784 (const_exp_16_operand): Likewise.
7785 (const_vector_same_val_operand): Likewise.
7786 (const_vector_same_simm5_operand): Likewise.
7787 (const_vector_same_uimm5_operand): Likewise.
7788 (const_vector_same_uimm6_operand): Likewise.
7789 (const_vector_same_uimm8_operand): Likewise.
7790 (par_const_vector_shf_set_operand): Likewise.
7791 (reg_or_vector_same_val_operand): Likewise.
7792 (reg_or_vector_same_simm5_operand): Likewise.
7793 (reg_or_vector_same_uimm6_operand): Likewise.
7794 * doc/extend.texi (MIPS SIMD Architecture Functions): New
7796 * doc/invoke.texi (-mmsa): Document new option.
7798 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7800 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
7801 * configure: Regenerate.
7802 * config.in: Regenerate.
7803 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
7805 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
7806 (ENDFILE_VTV_SPEC): Define.
7808 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
7810 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
7811 registers in all interrupt handlers if necessary.
7812 (rl78_option_override): Add warning.
7813 (MUST_SAVE_MDUC_REGISTERS): New macro.
7814 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
7815 * config/rl78/rl78.c (check_mduc_usage): New function.
7816 (mduc_regs): New structure to hold MDUC register data.
7817 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
7818 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
7819 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
7820 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
7821 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
7822 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
7824 2016-05-09 Bin Cheng <bin.cheng@arm.com>
7826 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
7827 (tree-ssa-loop-niter.h): Ditto.
7828 (idx_within_array_bound, ref_within_array_bound): New functions.
7829 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
7830 Factor out check on writable base object to ...
7831 (base_object_writable): ... here.
7833 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7835 * config/arm/arm.md (probe_stack): Add modes to set source
7838 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
7840 * regrename.c (base_reg_class_for_rename): New static function.
7841 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
7843 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
7845 * cgraph.c (thunk_adjust): Export.
7846 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
7847 * cgraphunit.c (thunk_adjust): Export.
7848 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
7850 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
7852 * tree-inline.c (expand_call_inline): Expand thunks inline.
7854 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
7857 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
7858 (*sse2_vd_cvtss2sd): Ditto.
7859 * config/i386/i386.md
7860 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
7861 Generate *sse2_vd_cvtsd2ss pattern.
7862 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
7863 Generate *sse2_vd_cvtss2sd pattern.
7865 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7867 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
7868 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
7871 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7873 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
7874 * config/sh/sh.c: Define and declare variables on first use throughout
7876 (current_function_interrupt): Change to bool type.
7877 (frame_insn): Rename to emit_frame_insn and update users.
7878 (push_regs): Use bool for 'interrupt_handler' argument.
7879 (save_schedule_s): Remove.
7880 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
7881 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
7882 targetm.asm_out.unaligned_op.di.
7883 (gen_far_branch): Remove redundant forward declaration.
7884 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
7885 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
7886 (sh_set_return_address, sh_function_ok_for_sibcall,
7887 scavenge_reg): Update comments.
7888 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
7889 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
7890 (sh_attr_renesas_p): Remove unnecessary parentheses.
7891 (branch_dest): Simplify.
7892 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
7893 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
7894 (CUMULATIVE_ARGS): Change macro to typedef.
7895 (current_function_interrupt): Change to bool type.
7896 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
7897 Surround with __cplusplus ifdef.
7898 (sh_compare_op0, sh_compare_op1): Remove.
7899 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
7901 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
7903 * config/arm/arm.md: (arch): Add neon.
7904 (arch_enabled): Return yes for arch neon when TARGET_NEON.
7905 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
7906 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
7907 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
7908 attributes for alt renumbering. Mark alt 3 as non-predicable.
7909 (thumb2_movdf_vfp): Likewise.
7911 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
7913 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
7914 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
7915 (*andqi_1): Add preferred_for_speed attribute to disparage
7916 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
7917 (*<code>qi_1): Ditto.
7918 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
7919 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
7920 (*ashlqi3_1): Ditto.
7921 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
7922 Add preferred_for_size attribute to disparage alternative 0 and
7923 preferred_for_speed attribute to disparage alternative 1 for
7924 TARGET_PARTIAL_REG_STALL targets.
7926 2016-05-07 Tom de Vries <tom@codesourcery.com>
7928 PR tree-optimization/70956
7929 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
7932 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
7934 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
7935 * config/sh/sh.c (sh_cbranch_distance): Implement it.
7936 * config/sh/sh.md (branch_zero): Remove define_attr.
7937 (define_delay): Disable delay slot if branch distance is one insn.
7939 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7941 * config/i386/i386.md (LEAMODE): New mode attribute.
7942 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
7943 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
7944 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
7945 operand 2 predicate.
7946 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
7947 (*lea<mode>_general_3): Ditto.
7948 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
7950 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7952 * genmddump.c (main): Convert argv from char ** to const char **.
7954 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7956 * coretypes.h (OVERRIDE): New macro.
7959 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
7961 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
7962 allow coalescing if the types are compatible.
7964 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7966 * pass_manager.h (pass_manager::register_pass_name): New method.
7967 (pass_manager::get_pass_by_name): New method.
7968 (pass_manager::create_pass_tab): New method.
7969 (pass_manager::m_name_to_pass_map): New field.
7970 * passes.c (name_to_pass_map): Delete global in favor of field
7971 "m_name_to_pass_map" of pass_manager.
7972 (register_pass_name): Rename from a function to...
7973 (pass_manager::register_pass_name): ...this method, updating
7974 for renaming of global "name_to_pass_map" to field
7975 "m_name_to_pass_map".
7976 (create_pass_tab): Rename from a function to...
7977 (pass_manager::create_pass_tab): ...this method, updating
7978 for renaming of global "name_to_pass_map" to field.
7979 (get_pass_by_name): Rename from a function to...
7980 (pass_manager::get_pass_by_name): ...this method.
7981 (enable_disable_pass): Convert use of get_pass_by_name to
7982 a method call, locating the pass_manager singleton.
7984 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7986 * genattr-common.c (main): Convert argv from char ** to const char **.
7987 * genattr.c (main): Likewise.
7988 * genattrtab.c (main): Likewise.
7989 * genautomata.c (initiate_automaton_gen): Likewise.
7991 * gencodes.c (main): Likewise.
7992 * genconditions.c (main): Likewise.
7993 * genconfig.c (main): Likewise.
7994 * genconstants.c (main): Likewise.
7995 * genemit.c (main): Likewise.
7996 * genenums.c (main): Likewise.
7997 * genextract.c (main): Likewise.
7998 * genflags.c (main): Likewise.
7999 * genmddeps.c (main): Likewise.
8000 * genopinit.c (main): Likewise.
8001 * genoutput.c (main): Likewise.
8002 * genpeep.c (main): Likewise.
8003 * genpreds.c (main): Likewise.
8004 * genrecog.c (main): Likewise.
8005 * gensupport.c (init_rtx_reader_args_cb): Likewise.
8006 (init_rtx_reader_args): Likewise.
8007 * gensupport.h (init_rtx_reader_args_cb): Likewise.
8008 (init_rtx_reader_args): Likewise.
8009 * gentarget-def.c (main): Likewise.
8010 * read-md.c (read_md_files): Likewise.
8011 * read-md.h (read_md_files): Likewise.
8013 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8015 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
8016 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
8017 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
8018 Remove unused predicate.
8019 (register_and_not_fp_reg_operand): Ditto.
8021 2016-05-06 Martin Liska <mliska@suse.cz>
8023 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
8024 instead of vec as the vector is local to the function.
8026 2016-05-06 Jakub Jelinek <jakub@redhat.com>
8028 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
8029 avx512bw alternative.
8031 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
8032 before the ashr<mode>3 pattern.
8034 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
8035 v instead of x in vex or maybe_vex alternatives, use
8036 maybe_evex instead of vex in prefix.
8038 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
8039 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
8040 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
8041 in vex or maybe_vex alternatives, use maybe_evex instead of vex
8044 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
8045 v instead of x in vex or maybe_vex alternatives, use
8046 maybe_evex instead of vex in prefix.
8048 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
8049 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
8050 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
8051 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
8052 alternatives, use maybe_evex instead of vex in prefix.
8054 * config/i386/sse.md (vec_interleave_lowv4sf,
8055 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
8056 v instead of x in vex or maybe_vex alternatives, use
8057 maybe_evex instead of vex in prefix.
8059 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
8060 v instead of x in vex or maybe_vex alternatives, use
8061 maybe_evex instead of vex in prefix.
8063 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
8064 v constraint instead of x.
8066 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
8068 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
8069 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
8072 2016-05-06 Richard Biener <rguenther@suse.de>
8074 PR tree-optimization/70948
8075 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
8076 Properly clobber all fields of va_list for __builtin_va_start.
8078 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
8081 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
8082 loop latch destination.
8084 2016-05-06 Martin Liska <mliska@suse.cz>
8086 * tree-ssa-uninit.c: Apply manual changes
8087 to the GNU coding style.
8088 (prune_uninit_phi_opnds): Rename from
8089 prune_uninit_phi_opnds_in_unrealizable_paths.
8091 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8093 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
8094 mspace): Remove deprecated options.
8095 * doc/invoke.texi (SH options): Remove -mspace.
8097 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8099 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
8101 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8103 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
8104 corresponding combine split pattern.
8106 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8109 * config/sh/predicates.md (long_displacement_mem_operand): New.
8110 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
8111 Add movi20, movi20s alternatives. Adjust length attribute for
8113 (movsi_ie): Allow for any FPU. Adjust length attribute for
8115 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
8116 attribute for alternatives.
8117 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
8118 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
8119 length attribute for alternatives.
8121 2016-05-06 Richard Biener <rguenther@suse.de>
8123 PR tree-optimization/70960
8124 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
8126 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8129 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
8130 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
8132 2016-05-06 Marek Polacek <polacek@redhat.com>
8135 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
8137 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8140 * config/sh/sh.md (*rotcr): Add another variant.
8142 2016-05-06 Richard Biener <rguenther@suse.de>
8145 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
8147 2016-05-06 Richard Biener <rguenther@suse.de>
8150 * fold-const.c (split_tree): Always convert to the original type
8153 2016-05-06 Richard Biener <rguenther@suse.de>
8155 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
8156 (fwprop_addr): Likewise.
8158 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8161 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
8163 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
8164 * config/i386/i386.md (push mem splitter): Use find_constant_src in
8165 the splitter condition.
8166 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
8167 the splitter condition.
8168 (FP float_extend load splitter): Ditto.
8170 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
8172 * config/i386/i386.md (peehole2 patterns): Change true_regnum
8173 to REGNO in all peephole2 patterns.
8174 (post-reload splitters): Change true_regnum to REGNO in
8175 post-reload splitters.
8176 (zero_extend splitters): Use general_reg_operand and
8177 nonimmediate_gr_operand predicates.
8179 2016-05-05 Jakub Jelinek <jakub@redhat.com>
8181 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
8182 v constraint instead of x.
8184 2016-05-05 Alan Modra <amodra@gmail.com>
8187 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
8188 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
8189 TARGET_NO_FP_IN_TOC for -mrelocatable.
8190 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
8191 TARGET_RELOCATABLE test.
8192 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8193 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8194 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8195 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8196 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8197 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8198 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8199 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8200 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
8201 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8203 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
8204 (rs6000_stack_info): Likewise.
8205 (rs6000_elf_asm_out_constructor): Likewise.
8206 (rs6000_elf_asm_out_destructor): Likewise.
8207 (rs6000_elf_declare_function_name): Likewise.
8208 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
8209 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
8212 2016-05-05 Alan Modra <amodra@gmail.com>
8214 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
8216 2016-05-05 Alan Modra <amodra@gmail.com>
8218 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
8219 out-of-line gpr restore for one or two regs if that would add
8222 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
8225 * config/i386/i386.md
8226 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
8227 Change to post-epilogue_completed late splitter. Use sse_reg_operand
8228 as operand 0 predicate.
8229 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
8231 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
8232 Ditto. Emit the pattern using RTX.
8234 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
8235 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
8236 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
8237 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
8239 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
8240 sse_reg_operand as operand 0 predicate.
8242 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
8243 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
8244 instead of gen_rtx_REG.
8245 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
8248 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8250 * function.c (emit_use_return_register_into_block): Delete.
8251 (gen_return_pattern): Delete.
8252 (emit_return_into_block): Delete.
8253 (active_insn_between): Delete.
8254 (convert_jumps_to_returns): Delete.
8255 (emit_return_for_exit): Delete.
8256 (thread_prologue_and_epilogue_insns): Delete all code dealing with
8257 simple_return for shrink-wrapped blocks.
8258 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
8259 end of blocks that need one.
8260 (get_unconverted_simple_return): Delete.
8261 (convert_to_simple_return): Delete.
8262 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
8263 (convert_to_simple_return): Ditto.
8265 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8267 * cfgcleanup.c (bb_is_just_return): New function.
8268 (try_optimize_cfg): Simplify jumps to return, branches to return,
8269 and branches around return.
8271 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8273 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
8276 2016-05-04 Jakub Jelinek <jakub@redhat.com>
8280 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
8281 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
8282 assert flags & OEP_HASH_CHECK, instead of asserting it
8283 never happens. Handle TARGET_EXPR.
8284 * fold-const.c (operand_equal_p): For hash verification,
8285 or in OEP_HASH_CHECK into flags.
8287 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
8289 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
8291 (compute_samebase_partition_bases): Fix typo.
8293 2016-05-04 Jakub Jelinek <jakub@redhat.com>
8295 * config/i386/sse.md (vec_interleave_highv8sf,
8296 vec_interleave_lowv8sf, vec_interleave_highv4df,
8297 vec_interleave_lowv4df): Remove constraints from expanders.
8299 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
8301 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
8303 * tree-inline.c (expand_call_inline): Fix path dealing with
8304 making lhs of call statement undefined.
8306 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
8308 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
8309 Check availability on NODE, too.
8310 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
8311 (cgraph_node::call_for_symbol_and_aliases): Likewise.
8312 (varpool_node::call_for_symbol_and_aliase): Likewise.
8313 * ipa-pure-const.c (add_new_function): Analyze all bodies.
8314 (propagate_pure_const): Propagate across interposable functions, too.
8315 (skip_function_for_local_pure_const): Do not skip interposable bodies
8317 (pass_local_pure_const::execute): Update.
8319 2016-05-04 Marek Polacek <polacek@redhat.com>
8321 * doc/invoke.texi: Document -Wdangling-else.
8323 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
8325 * config.gcc: Error out when conflicting multilib is detected. Do not
8326 loop over multilibs since no combination is legal.
8328 2016-05-04 Alan Modra <amodra@gmail.com>
8330 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
8331 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
8332 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8335 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
8337 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
8338 Clean up p5600 comments.
8340 2016-05-04 Richard Biener <rguenther@suse.de>
8342 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
8343 constructor simplifications.
8344 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
8346 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
8348 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
8349 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
8350 result.set_rtx is null instead of aborting.
8351 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
8353 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
8354 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
8355 *mov<mode>_store_postinc): New patterns.
8357 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
8359 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
8360 as commutative. Check both conversions are NOP.
8361 ((A & B) OP (C & B)): Remove.
8363 2016-05-04 Alan Modra <amodra@gmail.com>
8365 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
8367 2016-05-04 Alan Modra <amodra@gmail.com>
8370 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
8371 when cr2,3,4 are all fixed regs.
8373 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
8375 PR rtl-optimization/57193
8376 * opts.c (default_options_table): Revert OPT_frename_registers change.
8377 * doc/invoke.texi (-frename-registers, -O2): Likewise.
8379 2016-05-03 Martin Sebor <msebor@redhat.com>
8382 * builtins.c (fold_builtin_FILE): New function.
8383 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
8384 (fold_builtin_0): Call them.
8385 * gimplify.c (gimplify_call_expr): Remove the handling of
8386 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
8389 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
8390 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
8394 * doc/extend.texi (Function Names as Strings): Update __func__,
8395 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
8398 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8399 Richard Biener <rguenther@suse.de>
8401 PR tree-optimization/70916
8402 * tree-if-conv.c: Include cfganal.h.
8403 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
8404 and remove_fake_exit_edges around the optimization pass.
8406 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
8408 * cgraph.c (symbol_table::create_edge): Set inline_failed.
8409 (cgraph_edge::make_direct): Likewise.
8410 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
8411 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
8412 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
8413 (CIF_THUNK): New code.
8414 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
8415 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
8416 (compute_inline_parameters): Set inline_failed for thunks.
8417 (inline_analyze_function): Cleanup.
8418 * ipa-inline.c (can_inline_edge_p): Do not deal with
8419 call_stmt_cannot_inline_p.
8420 (can_early_inline_edge_p): Likewise.
8421 (early_inliner): Initialize inline_failed.
8422 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
8424 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
8426 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
8427 from nonimm_ssenomem_operand.
8428 (nonimm_ssenomem_operand): New predicate.
8429 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
8430 as operand 0 predicate.
8431 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
8432 Disable unsupported alternatives using "enabled" attribute.
8433 Use register_ssemem_operand as operand 0 predicate.
8434 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
8436 2016-05-03 Marek Polacek <polacek@redhat.com>
8439 * input.c (expansion_point_location): New function.
8440 * input.h (expansion_point_location): Declare.
8442 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
8444 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
8445 occurence with frame_offset_ ones.
8447 2016-05-03 Alan Modra <amodra@gmail.com>
8449 PR rtl-optimization/70890
8450 * ira.c (combine_and_move_insns): When moving def_insn, remove
8453 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
8455 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
8456 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
8457 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
8458 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
8460 2016-05-03 Alan Modra <amodra@gmail.com>
8462 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
8463 for SAVE_MULTIPLE/STORE_MULTIPLE.
8465 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8467 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
8468 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
8470 2016-05-03 Richard Biener <rguenther@suse.de>
8472 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
8474 (gimplify_arg): Likewise.
8475 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
8476 re-writing the result to a decl if required.
8477 (internal_get_tmp_var): Add allow_ssa parameter
8478 and override into_ssa with it.
8479 (get_formal_tmp_var): Adjust.
8480 (get_initialized_tmp_var): Add allow_ssa parameter.
8481 (gimplify_arg): Add allow_ssa parameter and avoid generating
8482 SSA names for the result false.
8483 (gimplify_call_expr): If the call may return twice do not
8484 gimplify parameters into SSA.
8485 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
8486 (gimplify_modify_expr): Adjust assert. For noreturn calls
8487 with a SSA name LHS adjust its def.
8488 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
8489 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
8490 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
8491 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
8492 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
8493 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
8494 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
8495 (optimize_target_teams): Do not allow SSA names for clause operands.
8496 (gimplify_expr): Likewise for where we mark the result addressable.
8497 * passes.def (pass_init_datastructures): Remove.
8498 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
8499 (rewrite_stmt): Likewise.
8500 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
8501 (replace_locals_op): Replace SSA names.
8502 (copy_gimple_seq_and_replace_locals): Init src_cfun.
8503 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
8504 * cgraph.c (release_function_body): Free CFG annotations only
8505 when we have a CFG. Simplify.
8506 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
8507 force_gimple_operand instead of get_initialized_tmp_var.
8508 * tree-pass.h (make_pass_init_datastructures): Remove.
8509 * tree-ssa.c (execute_init_datastructures): Remove.
8510 (pass_data_init_datastructures): Likewise.
8511 (class pass_init_datastructures): Likewise.
8512 (make_pass_init_datastructures): Likewise.
8513 * omp-low.c (create_omp_child_function): Init SSA data structures.
8514 (grid_expand_target_grid_body): Likewise.
8515 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
8516 name before adding it to names_to_release.
8517 (remove_bb): Always release SSA defs.
8518 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
8519 before dereferencing it.
8520 * cgraphunit.c (init_lowered_empty_function): Always
8521 int SSA data structures.
8522 * tree-ssanames.c (release_defs): Remove assert that we are in
8524 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
8526 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8527 Uros Bizjak <ubizjak@gmail.com>
8529 PR rtl-optimization/70467
8530 * config/i386/predicates.md (x86_64_hilo_int_operand,
8531 x86_64_hilo_general_operand): New predicates.
8532 * config/i386/constraints.md (Wd): New constraint.
8533 * config/i386/i386.md (mode attr di): Use Wd instead of e.
8534 (general_hilo_operand): New mode attr.
8535 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
8536 instead of <general_operand>.
8537 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
8538 x86_64_hilo_general_operand instead of <general_operand>.
8540 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8542 PR tree-optimization/70916
8543 * tree-if-conv.c (constant_or_ssa_name): Removed.
8544 (fold_build_cond_expr): Use is_gimple_val instead of
8545 constant_or_ssa_name.
8547 PR tree-optimization/70916
8548 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
8549 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
8552 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
8553 (optimize_atomic_bit_test_and): New function.
8554 (pass_fold_builtins::execute): Use it.
8555 * optabs.def (atomic_bit_test_and_set_optab,
8556 atomic_bit_test_and_complement_optab,
8557 atomic_bit_test_and_reset_optab): New optabs.
8558 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
8559 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
8560 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
8561 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
8562 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
8563 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
8564 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
8565 * doc/md.texi (atomic_bit_test_and_set@var{mode},
8566 atomic_bit_test_and_complement@var{mode},
8567 atomic_bit_test_and_reset@var{mode}): Document.
8568 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
8569 atomic_bit_test_and_complement<mode>,
8570 atomic_bit_test_and_reset<mode>): New expanders.
8571 (atomic_bit_test_and_set<mode>_1,
8572 atomic_bit_test_and_complement<mode>_1,
8573 atomic_bit_test_and_reset<mode>_1): New insns.
8575 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
8577 PR rtl-optimization/70687
8578 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
8579 instead of unsigned HOST_WIDE_INT.
8581 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
8583 PR rtl-optimization/44281
8584 * hard-reg-set.h (struct target_hard_regs): New field
8585 x_fixed_nonglobal_reg_set.
8586 (fixed_nonglobal_reg_set): New macro.
8587 * reginfo.c (init_reg_sets_1): Initialize it.
8588 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
8590 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
8592 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8594 PR tree-optimization/56541
8595 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
8596 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
8597 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
8598 (any_complicated_phi): new static variable.
8599 (aggressive_if_conv): delete.
8600 (if_convertible_phi_p): support phis with more than two arguments.
8601 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
8602 critical pred edges.
8603 (ifcvt_split_critical_edges): support phis with more than two
8604 arguments by checking new parameter. only split critical edges
8606 (tree_if_conversion): handle simd pragma marked loop using new
8607 local variable aggressive_if_conv. check any_complicated_phi.
8609 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8611 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
8614 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8616 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
8619 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
8621 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
8622 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
8623 define_insn_and_split.
8624 (mulsi3_i): New define_insn_and_split.
8625 (mulsi3_call): Convert to define_insn.
8626 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
8629 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8631 * machmode.h (mode_complex): Add support to give the complex mode
8633 (GET_MODE_COMPLEX_MODE): Likewise.
8634 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
8635 stored by build_complex_type and gfc_build_complex_type instead of
8636 trying to figure out the appropriate mode based on the size. Raise
8637 an assertion error, if the type was not set.
8638 * genmodes.c (struct mode_data): Add field for the complex type of
8640 (blank_mode): Likewise.
8641 (make_complex_modes): Remember the complex mode created in the
8643 (emit_mode_complex): Write out the mode_complex array to map a
8644 type mode to the complex version.
8645 (emit_insn_modes_c): Likewise.
8646 * tree.c (build_complex_type): Set the complex type to use before
8647 calling layout_type.
8648 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
8649 support for __float128 complex datatypes.
8650 (rs6000_hard_regno_mode_ok): Likewise.
8651 (rs6000_setup_reg_addr_masks): Likewise.
8652 (rs6000_complex_function_value): Likewise.
8653 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
8654 __float128 and __ibm128 complex.
8655 (FLOAT128_IBM_P): Likewise.
8656 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8657 * doc/extend.texi (Additional Floating Types): Document that
8658 -mfloat128 must be used to enable __float128. Document complex
8659 __float128 and __ibm128 support.
8661 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8664 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
8665 char/short arguments promoted to int because of promote_prototypes.
8667 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8669 * config/i386/predicates.md (register_ssemem_operand): New predicate.
8670 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
8671 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
8672 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
8673 alternatives using "enabled" attribute. Use register_ssemem_operand
8674 as operand 1 predicate.
8675 (*cmpi<unord>xf_i387): Split XFmode pattern from
8676 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
8677 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
8678 *absneg<mode>2_i387. Disable unsupported alternatives using
8679 "enabled" attribute.
8680 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
8682 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8684 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
8686 (oacc_loop_process): Check mask for loop termination.
8688 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8690 * cif-code.def (CIF_THUNK): Add.
8691 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
8694 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8696 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
8697 (dump_inline_summary): Dump it.
8698 (fp_expression_p): New predicate.
8699 (estimate_function_body_sizes): Use it.
8700 (inline_merge_summary): Merge fp_expressions.
8701 (inline_read_section): Read fp_expressions.
8702 (inline_write_summary): Write fp_expressions.
8703 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
8704 codegen boundary if either caller or callee is !fp_expressions.
8705 * ipa-inline.h (inline_summary): Add fp_expressions.
8706 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
8707 to fp_expressions be sure the fp generation flags are updated.
8709 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8711 PR rtl-optimization/70467
8712 * cse.c (cse_insn): Handle no-op MEM moves after folding.
8714 PR rtl-optimization/70467
8715 * ipa-pure-const.c (check_call): Handle internal calls even in
8716 ipa mode like in local mode.
8718 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
8720 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
8722 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8724 * match.pd (X u< X, X u> X): New transformations.
8726 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8728 * flag-types.h (enum warn_strict_overflow_code): Move ...
8729 * coretypes.h: ... here.
8730 * fold-const.h (fold_overflow_warning): Declare.
8731 * fold-const.c (fold_overflow_warning): Make non-static.
8732 (fold_comparison): Move the transformation of X +- C1 CMP C2
8733 into X CMP C2 -+ C1 ...
8734 * match.pd: ... here.
8735 * gimple-fold.c (fold_stmt_1): Protect with
8736 fold_defer_overflow_warnings.
8738 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8740 * omp-low.c (struct oacc_loop): Add 'inner' field.
8741 (new_oacc_loop_raw): Initialize it to zero.
8742 (oacc_loop_fixed_partitions): Initialize it.
8743 (oacc_loop_auto_partitions): Partition outermost loop to outermost
8744 available partitioning.
8746 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8748 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
8750 (umulsidi3): Likewise.
8751 (indirect_jump): Fix jump instruction assembly patterns.
8753 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
8756 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
8757 (nvptx_function_value): Assert non-NULL cfun.
8759 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
8761 PR rtl-optimization/70886
8762 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
8764 * cselib.h (rtx_equal_for_cselib_1): Declare.
8765 (rtx_equal_for_cselib_p: New inline function.
8766 * cselib.c (rtx_equal_for_cselib_p): Delete.
8767 (rtx_equal_for_cselib_1): Make public.
8769 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8771 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
8772 (register_mixssei387nonimm_operand): Remove predicate.
8773 * config/i386/i386.md (*fop_<mode>_comm): Merge from
8774 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
8775 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
8776 for TARGET_MIX_SSE_I387 alternatives.
8777 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
8778 Disable unsupported alternatives using "enabled" attribute. Use
8779 nonimm_ssenomem_operand as operand 1 predicate. Also check
8780 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
8782 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8784 * tree.c (cst_and_fits_in_hwi): Simplify.
8786 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8788 * tree.h (wi::to_wide): New function.
8789 * expr.c (expand_expr_real_1): Use wi::to_wide.
8790 * fold-const.c (int_const_binop_1): Likewise.
8791 (extract_muldiv_1): Likewise.
8793 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8795 * wide-int.h: Update offset_int and widest_int documentation.
8796 (WI_SIGNED_SHIFT_RESULT): New macro.
8797 (wi::binary_shift): Define signed_shift_result_type for
8798 shifts on offset_int- and widest_int-like types.
8799 (generic_wide_int): Support <<= and >>= if << and >> are supported.
8800 * tree.h (int_bit_position): Use shift operators instead of wi::
8802 * alias.c (adjust_offset_for_component_ref): Likewise.
8803 * expr.c (get_inner_reference): Likewise.
8804 * fold-const.c (fold_comparison): Likewise.
8805 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
8806 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
8807 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8808 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
8809 (stmt_kills_ref_p): Likewise.
8810 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
8811 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
8812 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8813 (ao_ref_init_from_vn_reference): Likewise.
8815 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8817 * wide-int.h: Update offset_int and widest_int documentation.
8818 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
8819 (wi::binary_traits): Allow ordered comparisons between offset_int and
8820 offset_int, between widest_int and widest_int, and between either
8821 of these types and basic C types.
8822 (operator <, <=, >, >=): Define for the same combinations.
8823 * tree.h (tree_int_cst_lt): Use comparison operators instead
8824 of wi:: comparisons.
8825 (tree_int_cst_le): Likewise.
8826 * gimple-fold.c (fold_array_ctor_reference): Likewise.
8827 (fold_nonarray_ctor_reference): Likewise.
8828 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
8829 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
8830 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
8831 * tree-sra.c (completely_scalarize): Likewise.
8832 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
8833 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
8834 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
8835 (check_for_binary_op_overflow): Likewise.
8836 (search_for_addr_array): Likewise.
8837 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
8839 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8841 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
8842 (arc_save_restore): Likewise.
8843 (arc_dwarf_register_span): Likewise.
8844 (arc_output_pic_addr_const): Initialize suffix variable.
8846 2016-05-02 Martin Liska <mliska@suse.cz>
8848 * symbol-summary.h (function_summary::function_summary):
8849 Remove checking assert for all cgraph nodes.
8850 (function_summary::get): Check summary_uid.
8851 (symtab_insertion): Check summary_uid.
8853 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8855 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
8856 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
8858 (arc_dwarf_register_span): Remove enum keyword.
8859 (compact_memory_operand_p): New function.
8860 * config/arc/arc.h (reg_class): Add code density register classes.
8861 (REG_CLASS_NAMES): Likewise.
8862 (REG_CLASS_CONTENTS): Likewise.
8863 * config/arc/arc.md (*movqi_insn): Add code density instructions.
8864 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
8865 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
8866 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
8867 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
8869 (h, Rcd, Rsd, Rzd): New register constraints.
8870 (T): Use compact_memory_operand_p function.
8871 * config/arc/predicates.md (compact_load_memory_operand): Remove.
8873 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8875 * config/sh/sh.md (*negnegt, *movtt): Remove.
8877 2016-05-02 Marek Polacek <polacek@redhat.com>
8878 Tom de Vries <tom@codesourcery.com>
8880 PR tree-optimization/70700
8881 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
8882 bigger than FIRST_REF_NODE.
8884 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8887 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
8889 (prepare_cbranch_operands): Don't use scratch register. Assume that
8890 function is used when pseudos can be created.
8891 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
8892 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
8893 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
8894 define_expand. Allow it only when pseudos can be created.
8895 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
8897 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
8899 * config/i386/constraints.md (BC): Only allow -1 operands.
8900 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
8901 Add "enabled" attribute. Update XI mode attribute calculation.
8902 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
8903 (*movoi_internal_avx): Update XI mode attribute calculation.
8904 (*movti_internal): Ditto.
8906 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8908 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
8909 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
8911 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
8913 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
8914 statement on instruction code. Remove trailing spaces.
8915 (altivec_expand_stv_builtin): Likewise.
8917 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8919 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
8920 (TARGET_FPU_DOUBLE): Simplify.
8921 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
8922 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
8923 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
8924 with 'TARGET_FPU_DOUBLE'.
8925 * config/sh/sh.md: Likewise.
8927 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
8929 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
8930 SH_DIV_STR_FOR_SIZE): Remove.
8931 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
8932 SH_DIV_STR_FOR_SIZE): Remove.
8934 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8936 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
8937 logical_reg_operand): Delete.
8938 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
8939 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
8940 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
8941 match_operand and match_test.
8942 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
8943 variables on their first use. Return bool values.
8944 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
8945 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
8946 arith_reg_operand for input operand. Remove empty constraints.
8948 (*xorsi3_compact): Rename to xorsi3.
8949 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
8950 (*zero_extend<mode>si2_disp_mem): Update comment.
8953 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8955 * config/sh/t-sh: Remove SH5 support.
8956 * config.gcc: Likewise.
8957 * configure: Likewise.
8959 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8961 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
8963 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8965 * config/sh/sh.c (register_sh_passes, sh_option_override,
8966 sh_print_operand, prepare_move_operands,
8967 sh_can_follow_jump): Remove TARGET_SH1 checks.
8968 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
8969 PROMOTE_MODE): Likewise.
8970 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
8973 2016-04-30 Alan Modra <amodra@gmail.com>
8975 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
8976 restoring when fixed_reg_p, but allow out-of-line or stmw save.
8977 Check for user regs later to avoid unnecessary looping over regs.
8978 Merge user reg check with non-saved reg check. Don't force
8979 inline VR restore when static chain used.
8980 (rs6000_frame_related): Omit eh_frame info for user regs when
8982 (fixed_regs_p): Delete.
8984 2016-04-30 Alan Modra <amodra@gmail.com>
8986 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
8987 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
8990 2016-04-30 Alan Modra <amodra@gmail.com>
8993 * config/rs6000/rs6000.c (fixed_reg_p): New function.
8994 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
8997 2016-04-30 Alan Modra <amodra@gmail.com>
8999 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9000 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
9001 flag_pic test for Darwin.
9003 2016-04-30 Alan Modra <amodra@gmail.com>
9005 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
9006 throw_calls_crossed.
9007 (REG_FREQ_CALLS_CROSSED): Delete.
9008 (REG_N_THROWING_CALLS_CROSSED): Delete.
9009 * regstat.c (regstat_bb_compute_ri): Don't calculate
9010 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
9011 (dump_reg_info): Don't print call cross frequency.
9012 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
9013 and REG_N_THROWING_CALLS_CROSSED.
9015 2016-04-30 Alan Modra <amodra@gmail.com>
9017 * regs.h (struct reg_info_t): Delete live_length.
9018 (REG_LIVE_LENGTH): Delete macro.
9019 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
9020 local_live, local_processed and local_live_last_luid params.
9021 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
9023 (regstat_compute_ri): Adjust for above. Don't set
9025 (dump_reg_info): Don't print live length.
9026 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
9027 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
9028 Localize loop_depth var.
9030 2016-04-30 Alan Modra <amodra@gmail.com>
9032 * ira.c (enum valid_equiv): New.
9033 (validate_equiv_mem): Return enum.
9034 (update_equiv_mem): Create replacement in more cases.
9035 (add_store_equivs): Update validate_equiv_mem call.
9037 2016-04-30 Alan Modra <amodra@gmail.com>
9039 * ira.c (combine_and_move_insns): Rather than scanning insns,
9040 use DF infrastucture to find use and def insns.
9042 2016-04-30 Alan Modra <amodra@gmail.com>
9044 ira.c (combine_and_move_insns): Move invariant conditions..
9045 (ira.c): ..to here. Call combine_and_move_insns before
9046 add_store_equivs. Call grow_reg_equivs later. Allocate
9047 req_equiv later using max_reg_num() rather than global max_regno.
9048 (contains_replace_regs): Delete.
9049 (add_store_equivs): Remove contains_replace_regs test.
9051 2016-04-30 Alan Modra <amodra@gmail.com>
9053 * ira.c (struct equiv_mem_data): New.
9054 (equiv_mem, equiv_mem_modified): Delete static vars.
9055 (validate_equiv_mem_from_store): Use "data" param to communicate..
9056 (validate_equiv_mem): ..from here.
9058 2016-04-30 Alan Modra <amodra@gmail.com>
9060 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
9062 (update_reg_equivs): ..here. Move allocation and freeing of
9063 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
9064 end_alias_analysis to..
9067 2016-04-30 Alan Modra <amodra@gmail.com>
9069 * ira.c (pdx_subregs): Delete.
9070 (struct equivalence): Add pdx_subregs field.
9071 (set_paradoxical_subreg): Remove pdx_subregs param. Update
9073 (update_equiv_regs): Don't create or free pdx_subregs. Update
9076 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9078 * config/rs6000/altivec.h: Change definitions of vec_xl and
9080 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
9081 (LD_ELEMREV_V2DI): New.
9082 (LD_ELEMREV_V4SF): New.
9083 (LD_ELEMREV_V4SI): New.
9084 (LD_ELEMREV_V8HI): New.
9085 (LD_ELEMREV_V16QI): New.
9086 (ST_ELEMREV_V2DF): New.
9087 (ST_ELEMREV_V2DI): New.
9088 (ST_ELEMREV_V4SF): New.
9089 (ST_ELEMREV_V4SI): New.
9090 (ST_ELEMREV_V8HI): New.
9091 (ST_ELEMREV_V16QI): New.
9094 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9095 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
9096 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
9097 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
9098 (altivec_expand_builtin): Add handling for
9099 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
9100 (rs6000_invalid_builtin): Add error-checking for
9101 RS6000_BTM_P9_VECTOR.
9102 (altivec_init_builtins): Define builtins used to implement vec_xl
9104 (rs6000_builtin_mask_names): Define power9-vector.
9105 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
9106 (RS6000_BTM_P9_VECTOR): Define.
9107 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
9108 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
9109 (vsx_ld_elemrev_v2df): Likewise.
9110 (vsx_ld_elemrev_v4sf): Likewise.
9111 (vsx_ld_elemrev_v4si): Likewise.
9112 (vsx_ld_elemrev_v8hi): Likewise.
9113 (vsx_ld_elemrev_v16qi): Likewise.
9114 (vsx_st_elemrev_v2df): Likewise.
9115 (vsx_st_elemrev_v2di): Likewise.
9116 (vsx_st_elemrev_v4sf): Likewise.
9117 (vsx_st_elemrev_v4si): Likewise.
9118 (vsx_st_elemrev_v8hi): Likewise.
9119 (vsx_st_elemrev_v16qi): Likewise.
9120 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
9123 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
9125 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
9127 (simplify_control_stmt_condition_1): ... here. Recurse into
9128 BIT_AND_EXPRs and BIT_IOR_EXPRs.
9130 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
9133 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
9134 (zero_extendqi<mode>2_dot): Revert earlier conversion from
9135 define_insn_and_split to define_insn.
9136 (zero_extendqi<mode>2_dot2): Same.
9137 (extendqi<mode>2_dot): Same.
9138 (extendqi<mode>2_dot2): Same.
9140 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9142 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
9143 (probe_stack): New expander.
9144 (probe_stack_<mode>): New insn pattern.
9146 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9148 * config/i386/i386.md
9149 (operations with memory inputs setting flags peephole2):
9150 Remove uneeded REG_P checks. Cleanup pattern generation.
9152 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
9154 * tree-vect-loop.c (vect_transform_loop): Fix
9155 nb_iterations_upper_bound computation for vectorized loop.
9157 2016-04-29 Marek Polacek <polacek@redhat.com>
9158 Jakub Jelinek <jakub@redhat.com>
9161 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
9162 TARGET_EXPR_SLOT as a base.
9164 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
9166 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
9167 with 'rCm2' constraints to limit possible immediate size.
9168 (*load_zeroextendqisi_update): Likewise.
9169 (*load_signextendqisi_update): Likewise.
9170 (*loadhi_update): Likewise.
9171 (*load_zeroextendhisi_update): Likewise.
9172 (*load_signextendhisi_update): Likewise.
9173 (*loadsi_update): Likewise.
9174 (*loadsf_update): Likewise.
9176 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9178 * config/i386/predicates.md (constm1_operand): Fix comparison.
9180 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
9182 * testsuite/gcc.target/arc/ieee_eq.c: New test.
9184 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
9186 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
9187 remaining SH5 related settings.
9188 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
9189 shmedia_prepare_call_address): Delete.
9190 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
9191 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
9192 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
9193 UNSUPPORTED_SH2A): Remove m5 checks.
9194 (sh_divide_strategy_e): Remove SH5 division strategies.
9195 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
9196 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
9198 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9200 * config/s390/s390.c (s390_rtx_costs): Update documentation.
9202 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9204 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
9205 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
9207 * config/s390/vector.md ("mov<mode>"): Likewise.
9209 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
9211 * config/s390/constraints.md ("U", "W"): Invoke
9212 s390_mem_constraint with "ZR" and "ZT".
9213 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
9214 addresses when using LRA. Accept also short displacements for S
9215 and T constraints. Do not check for long displacement target for
9216 S and T constraints.
9217 (s390_mem_constraint): Remove handling of U and W constraints.
9218 * config/s390/s390.md (various patterns): Remove the short
9219 displacement constraints (Q and R) if a long displacement
9220 constraint is present. Add longdisp as required CPU capability.
9221 * config/s390/vector.md: Likewise.
9222 * config/s390/vx-builtins.md: Likewise.
9224 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9227 * reload1.c (reload): Call finish_spills before
9228 restarting reload loop. Skip select_reload_regs
9229 if update_eliminables_and_spill returns true.
9231 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
9233 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
9234 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
9235 (umulhisi3_imm): Update predicates and constraint letters.
9236 (umulhisi3_reg): Declare instruction as commutative.
9237 * config/arc/constraints.md (J12, J16): New constraints.
9238 * config/arc/predicates.md (short_unsigned_const_operand): New
9240 (arc_short_operand): Likewise.
9241 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
9243 2016-04-29 Richard Biener <rguenther@suse.de>
9245 PR tree-optimization/13962
9246 PR tree-optimization/65686
9247 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
9248 * tree-ssa-alias.c (ptrs_compare_unequal): New function
9249 using PTA to compare pointers.
9250 * match.pd: Add pattern for pointer equality compare simplification
9251 using ptrs_compare_unequal.
9253 2016-04-29 Richard Biener <rguenther@suse.de>
9255 * stor-layout.c (layout_type): Do not build a pointer-to-element
9258 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9260 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
9261 Use SWI mode iterator. Use general_reg_operand predicate.
9262 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
9263 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
9266 2016-04-29 Jakub Jelinek <jakub@redhat.com>
9269 * fold-const.c (operand_equal_p): Don't verify hash value equality
9271 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
9274 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9277 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
9278 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
9279 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
9280 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
9281 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
9283 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9285 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
9286 to info. Don't initialize separate fields to 0. Clean up
9289 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9291 * config/i386/i386.md (peephole2s for operations with memory inputs):
9292 Use SWI mode iterator.
9293 (peephole2s for operations with memory outputs): Ditto.
9294 Do not check for stack checking probe.
9296 (probe_stack): Remove expander.
9298 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9299 Andrew Burgess <andrew.burgess@embecosm.com>
9301 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
9302 operands as 32-bits.
9304 2016-04-28 Jason Merrill <jason@redhat.com>
9306 * gdbinit.in: Skip line-map.h.
9308 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9309 Andrew Burgess <andrew.burgess@embecosm.com>
9311 * config/arc/arc.c (arc_conditional_register_usage): Take
9312 TARGET_RRQ_CLASS into account.
9313 (arc_print_operand): Support printing 'p' and 's' operands.
9314 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
9316 (TARGET_RRQ_CLASS): Define.
9317 (IS_POWEROF2_OR_0_P): Define.
9318 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
9320 (*tst_movb): New define_insn.
9321 (*tst): Avoid recognition if it could prevent '*tst_movb'
9322 combination; replace c/CnL with c/Chs alternative.
9323 (*tst_bitfield_tst): New define_insn.
9324 (*tst_bitfield_asr): New define_insn.
9325 (*tst_bitfield): New define_insn.
9326 (andsi3_i): Add Rrq variant.
9327 (extzv): New define_expand.
9328 (insv): New define_expand.
9329 (*insv_i): New define_insn.
9330 (*movb): New define_insn.
9331 (*movb_signed): New define_insn.
9332 (*movb_high): New define_insn.
9333 (*movb_high_signed): New define_insn.
9334 (*movb_high_signed + 1): New define_split pattern.
9335 (*mrgb): New define_insn.
9336 (*mrgb + 1): New define_peephole2 pattern.
9337 (*mrgb + 2): New define_peephole2 pattern.
9338 * config/arc/arc.opt (mbitops): New option for nps400, uses
9339 TARGET_NPS_BITOPS_DEFAULT.
9340 * config/arc/constraints.md (q): Make register class conditional.
9341 (Rrq): New register constraint.
9342 (Chs): New constraint.
9343 (Clo): New constraint.
9344 (Chi): New constraint.
9345 (Cbf): New constraint.
9346 (Cbn): New constraint.
9347 (C18): New constraint.
9348 (Cbi): New constraint.
9350 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9352 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
9354 (bitmap_intersection_of_preds): Ditto.
9355 (bitmap_union_of_succs): Ditto.
9356 (bitmap_union_of_preds): Ditto.
9357 * sbitmap.c (do_popcount): Delete.
9358 (BITMAP_DEBUGGING): Delete.
9359 (sbitmap_verify_popcount): Delete.
9360 (sbitmap_alloc): Don't initialize the popcount field.
9361 (sbitmap_alloc_with_popcount): Delete.
9362 (sbitmap_resize): Don't resize the popcount array.
9363 (sbitmap_vector_alloc): Don't initialize the popcount field.
9364 (bitmap_copy): Don't copy the popcount array.
9365 (bitmap_clear): Don't clear the popcount array.
9366 (bitmap_clear): Delete the popcount array handling.
9367 (bitmap_ior_and_compl): Delete the popcount assert.
9368 (bitmap_not): Ditto.
9369 (bitmap_and_compl): Ditto.
9370 (bitmap_and): Delete the popcount array handling.
9371 (bitmap_xor): Ditto.
9372 (bitmap_ior): Ditto.
9373 (bitmap_or_and): Delete the popcount assert.
9374 (bitmap_and_or): Ditto.
9375 (popcount_table): Delete.
9376 (sbitmap_elt_popcount): Delete.
9377 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
9378 (bitmap_set_bit): Delete the popcount assert.
9379 (bitmap_clear_bit): Ditto.
9380 (sbitmap_free): Don't free the popcount array.
9381 (sbitmap_alloc_with_popcount): Delete declaration.
9382 (sbitmap_popcount): Ditto.
9384 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9385 Andrew Burgess <andrew.burgess@embecosm.com>
9387 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
9388 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
9389 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
9390 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
9391 * config/arc/arc.opt (mcmem): New option.
9392 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
9393 supply length for r/m alternative.
9394 (*extendqisi2_ac): Likewise.
9395 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
9397 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
9398 (movhi_insn): Likewise.
9399 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
9400 (*zero_extendqihi2_i): Add r/Ucm alternative.
9401 (*zero_extendqisi2_ac): Likewise.
9402 (*zero_extendhisi2_i): Likewise.
9403 * config/arc/constraints.md (Uex): New memory constraint.
9404 (Ucm): New define_constraint.
9405 * config/arc/predicates.md (long_immediate_loadstore_operand):
9406 Return 0 for MEM with cmem_address address.
9407 (cmem_address_0): New predicates.
9408 (cmem_address_1): Likewise.
9409 (cmem_address_2): Likewise.
9410 (cmem_address): Likewise.
9412 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9414 * config/rs6000/rs6000.c (machine_function): Rename
9415 insn_chain_scanned_p to spe_insn_chain_scanned_p.
9416 (rs6000_stack_info): Adjust.
9418 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9419 Andrew Burgess <andrew.burgess@embecosm.com>
9421 * config/arc/constraints.md (Usd): Convert to define_constraint.
9425 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9428 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
9429 Add new peephole2 where the first insn is *mov<mode>_or instead of
9430 *mov<mode>_internal.
9432 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
9434 * tracer.c (bb_seen): Make static.
9436 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
9438 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
9439 support, setup defaults.
9440 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
9441 * config/arc/arc.c (arc_init): Add NPS400 support.
9442 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
9443 (TARGET_ARC700): NPS400 is also an ARC700.
9444 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
9446 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9449 * config/nds32/nds32.md (casesi): Don't access the operands array
9452 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9454 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
9455 (or $-1,reg peephole2): Ditto.
9456 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
9458 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
9460 * doc/extend.texi (Common Function Attributes) [optimize]:
9461 Discourage use of the optimize attribute.
9463 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
9465 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
9466 special case builtin.
9467 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
9468 ALTIVEC_BUILTIN_VEC_ADDE.
9469 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9470 support for ALTIVEC_BUILTIN_VEC_ADDE.
9471 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
9472 for __builtin_vec_adde.
9474 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9476 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
9477 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
9479 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9482 * doc/sourcebuild.texi (Effective-Target Keywords, Other
9483 attributes): Document cilkplus_runtime.
9485 2016-04-28 Martin Jambor <mjambor@suse.cz>
9487 * tree-cfg.c (verify_expr): Verify that local declarations belong to
9488 this function. Call verify_expr on MEM_REFs and bases of other
9491 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9493 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
9494 for WORD_REGISTER_OPERATIONS to runtime check.
9496 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9498 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
9500 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9502 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
9503 big-endian compilation.
9504 * config/arc/arc.md (addf3): Likewise.
9508 2016-04-28 Richard Biener <rguenther@suse.de>
9510 PR tree-optimization/70840
9511 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
9512 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
9513 Mark x * pow(x,c) -> pow(x,c+1) commutative.
9514 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
9516 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9518 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
9519 and explain why in a comment.
9521 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9523 * config/arc/arc.md (cpu_facility): Add fpx variant.
9524 (subdf3): Prohibit use reverse sub when assist operations option
9526 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
9527 instructions only when FPX is enabled.
9528 * testsuite/gcc.target/arc/trsub.c: New test.
9530 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9532 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
9533 mult_operator when calculating "type" attribute.
9534 (*fop_<mode>_1_i387): Ditto.
9535 (*fop_xf_1_i387): Ditto.
9536 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
9537 Use std::swap to swap operands. Use RTL expressions to generate
9540 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9541 Joern Rennecke <joern.rennecke@embecosm.com>
9543 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
9545 (emit_pic_move): Remove.
9546 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
9547 * config/arc/arc.c (emit_pic_move): Removed.
9548 (TARGET_HAVE_TLS): Define.
9549 (arc_conditional_register_usage): Test for arc_tp_regno.
9550 (arc_print_operand, arc_print_operand_address): Handle TLS
9552 (arc_needs_pcl_p): New function.
9553 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
9554 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
9555 (arc_raw_symbolic_reference_mentioned_p): Likewise.
9556 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
9557 (arc_legitimize_tls_address): Likewise.
9558 (DTPOFF_ZERO_SYM): Define.
9559 (arc_legitimize_pic_address): Make it static, handle TLS cases.
9560 (arc_output_pic_addr_const): Print TLS unspecs.
9561 (prepare_pic_move): New function, replaces emit_pic_move.
9562 (arc_legitimate_constant_p): Handle TLS unspecs.
9563 (arc_legitimate_address_p): Likewise.
9564 (arc_rewrite_small_data_p): Use assert for TLS constants.
9565 (prepare_move_operands): Use prepare_pic_move.
9566 (arc_legitimize_address): Legitimize tls addresses.
9567 (arc_epilogue_uses): Check for arc_tp_regno.
9568 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
9569 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
9571 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
9573 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
9574 %(arc_tls_extra_start_spec).
9575 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
9576 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
9578 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
9579 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
9580 (UNSPEC_TLS_OFF): Add.
9582 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
9583 (get_thread_pointersi): New patterns.
9584 * config/arc/arc.opt (mtp-regno): New option.
9585 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
9586 (move_dest_operand): Likewise.
9587 * configure: Regenerate.
9588 * configure.ac: Add arc*-*-* case to test for tls.
9589 * doc/invoke.texi (ARC options): Document mtp-regno.
9591 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9593 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
9594 the new ARC HS SIMD instructions.
9595 (arc_preferred_simd_mode): New function.
9596 (arc_autovectorize_vector_sizes): Likewise.
9597 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
9598 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
9599 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
9600 (arc_init_builtins): Add new SIMD builtin types.
9601 (arc_split_move): Handle 64 bit vector moves.
9602 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
9603 (TARGET_PLUS_QMACW): Define.
9604 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
9605 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
9606 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
9607 (VSUBADD4H): New builtins.
9608 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
9609 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
9611 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
9612 Matthias Klose <doko@debian.org>
9614 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
9616 2016-04-28 Richard Biener <rguenther@suse.de>
9619 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
9622 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
9624 * common/config/sh/sh-common.c: Remove SH5 support.
9625 * config/sh/constraints.md: Likewise.
9626 * config/sh/config/sh/elf.h: Likewise.
9627 * config/sh/linux.h: Likewise.
9628 * config/sh/netbsd-elf.h: Likewise.
9629 * config/sh/predicates.md: Likewise.
9630 * config/sh/sh-c.c: Likewise.
9631 * config/sh/sh-protos.h: Likewise.
9632 * config/sh/sh.c: Likewise.
9633 * config/sh/sh.h: Likewise.
9634 * config/sh/sh.md: Likewise.
9635 * config/sh/sh.opt: Likewise.
9636 * config/sh/sync.md: Likewise.
9637 * config/sh/sh64.h: Delete.
9638 * config/sh/shmedia.h: Likewise.
9639 * config/sh/shmedia.md: Likewise.
9640 * config/sh/sshmedia.h: Likewise.
9641 * config/sh/t-netbsd-sh5-64: Likewise.
9642 * config/sh/t-sh64: Likewise.
9643 * config/sh/ushmedia.h: Likewise.
9645 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9647 * config/i386/i386.md (sign_extend to memory peephole2s): Use
9648 general_reg_operand instead of register_operand predicate.
9650 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9652 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
9654 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
9656 * match.pd (A - B > A, A + B < A): New transformations.
9658 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
9660 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
9661 which defaults to true. Emit an outer pair of parentheses only if
9662 EMIT_PARENS. When continuing a chain of && or || (or & or |),
9663 don't emit parentheses for the right-hand operand.
9665 2016-04-27 Jeff Law <law@redhat.com>
9667 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
9669 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9671 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
9672 (altivec_lvx_<mode>_internal): Document.
9673 (altivec_lvx_<mode>_2op): New define_insn.
9674 (altivec_lvx_<mode>_1op): Likewise.
9675 (altivec_lvx_<mode>_2op_si): Likewise.
9676 (altivec_lvx_<mode>_1op_si): Likewise.
9677 (altivec_stvx_<mode>): Remove.
9678 (altivec_stvx_<mode>_internal): Document.
9679 (altivec_stvx_<mode>_2op): New define_insn.
9680 (altivec_stvx_<mode>_1op): Likewise.
9681 (altivec_stvx_<mode>_2op_si): Likewise.
9682 (altivec_stvx_<mode>_1op_si): Likewise.
9683 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9684 Expand vec_ld and vec_st during parsing.
9685 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
9687 (altivec_expand_stvx_be): Likewise.
9688 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
9689 address-masking behavior in RTL.
9690 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
9691 address-masking behavior in RTL.
9692 (altivec_expand_builtin): Change builtin code arguments for calls
9693 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
9694 (insn_is_swappable_p): Avoid incorrect swap optimization in the
9695 presence of lvx/stvx patterns.
9696 (alignment_with_canonical_addr): New function.
9697 (alignment_mask): Likewise.
9698 (find_alignment_op): Likewise.
9699 (recombine_lvx_pattern): Likewise.
9700 (recombine_stvx_pattern): Likewise.
9701 (recombine_lvx_stvx_patterns): Likewise.
9702 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
9703 stvx patterns from expand.
9704 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
9706 (vector_altivec_store_<mode>): Likewise.
9708 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
9710 * config/aarch64/aarch64.md
9711 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
9712 remove the "fp" attributes.
9713 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
9714 add the "simd" attributes.
9715 (*movdf_aarch64): Likewise.
9716 (*movtf_aarch64): Remove the "fp" attributes.
9717 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
9718 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
9720 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9722 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
9723 rtx to rtx_code_label *.
9724 * rtl.h (maybe_set_first_label_num): Likewise.
9726 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9728 * df-core.c (df_add_problem): Make the problem param be const.
9729 (df_remove_problem): Make local "problem" be const.
9730 * df-problems.c (problem_RD): Make const.
9731 (problem_LR): Likewise.
9732 (problem_LIVE): Likewise.
9733 (problem_MIR): Likewise.
9734 (problem_CHAIN): Likewise.
9735 (problem_WORD_LR): Likewise.
9736 (problem_NOTE): Likewise.
9737 (problem_MD): Likewise.
9738 * df-scan.c (problem_SCAN): Likewise.
9739 * df.h (struct df_problem): Make field "dependent_problem" be
9741 (struct dataflow): Likewise for field "problem".
9742 (df_add_problem): Make param const.
9744 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9746 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
9747 inter-unit moves to/from vector registers are enabled. Do not disable
9750 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9752 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
9753 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
9755 (enum df_problem_id): ...this new enum.
9756 (struct df_problem): Convert field "id" from "int" to
9759 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9761 * rtl.def: Update comment for "things in the instruction chain" to
9762 reflect the removal of the leading "i" field for INSN_UID in
9763 r210360. Fix bogus apostrophe.
9765 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9767 * config/i386/i386.md
9768 (lea arith with mem operand + setcc peephole2): Set operator mode.
9770 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
9773 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
9774 (dimode_scalar_to_vector_candidate_p): This.
9775 (timode_scalar_to_vector_candidate_p): New function.
9776 (scalar_to_vector_candidate_p): Likewise.
9777 (timode_check_non_convertible_regs): Likewise.
9778 (timode_remove_non_convertible_regs): Likewise.
9779 (remove_non_convertible_regs): Likewise.
9780 (remove_non_convertible_regs): Renamed to ...
9781 (dimode_remove_non_convertible_regs): This.
9782 (scalar_chain::~scalar_chain): Make it virtual.
9783 (scalar_chain::compute_convert_gain): Make it pure virtual.
9784 (scalar_chain::mark_dual_mode_def): Likewise.
9785 (scalar_chain::convert_insn): Likewise.
9786 (scalar_chain::convert_registers): Likewise.
9787 (scalar_chain::add_to_queue): Make it protected.
9788 (scalar_chain::emit_conversion_insns): Likewise.
9789 (scalar_chain::replace_with_subreg): Likewise.
9790 (scalar_chain::replace_with_subreg_in_insn): Likewise.
9791 (scalar_chain::convert_op): Likewise.
9792 (scalar_chain::convert_reg): Likewise.
9793 (scalar_chain::make_vector_copies): Likewise.
9794 (scalar_chain::convert_registers): New pure virtual function.
9795 (class dimode_scalar_chain): New class.
9796 (class timode_scalar_chain): Likewise.
9797 (scalar_chain::mark_dual_mode_def): Renamed to ...
9798 (dimode_scalar_chain::mark_dual_mode_def): This.
9799 (timode_scalar_chain::mark_dual_mode_def): New function.
9800 (timode_scalar_chain::convert_insn): Likewise.
9801 (dimode_scalar_chain::convert_registers): Likewise.
9802 (scalar_chain::compute_convert_gain): Renamed to ...
9803 (dimode_scalar_chain::compute_convert_gain): This.
9804 (scalar_chain::replace_with_subreg): Renamed to ...
9805 (dimode_scalar_chain::replace_with_subreg): This.
9806 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
9807 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
9808 (scalar_chain::make_vector_copies): Renamed to ...
9809 (dimode_scalar_chain::make_vector_copies): This.
9810 (scalar_chain::convert_reg): Renamed to ...
9811 (dimode_scalar_chain::convert_reg ): This.
9812 (scalar_chain::convert_op): Renamed to ...
9813 (dimode_scalar_chain::convert_op): This.
9814 (scalar_chain::convert_insn): Renamed to ...
9815 (dimode_scalar_chain::convert_insn): This.
9816 (scalar_chain::convert): Call convert_registers.
9817 (convert_scalars_to_vector): Change to scalar_chain pointer to
9818 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
9819 in 32-bit mode. Delete scalar_chain pointer. Call
9820 free_dominance_info in 64-bit mode.
9821 (pass_stv::gate): Remove TARGET_64BIT check.
9822 (ix86_option_override): Put the 64-bit STV pass before the CSE
9825 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
9827 * dwarf2out.h (struct dw_loc_descr_node): Remove the
9828 dw_loc_frame_offset field.
9829 * dwarf2out.c (new_loc_descr): Likewise.
9830 (resolve_args_picking_1): Turn the VISITED hash set into a
9831 FRAME_OFFSET hash map. Use it to associate a frame offset to
9832 visited nodes. Remove uses of the CHECKING_P macro.
9833 (resolve_args_picking): Update call to resolve_args_picking_1.
9835 2016-04-27 Martin Liska <mliska@suse.cz>
9837 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
9838 (free_loop_data): Release vuses of groups.
9840 2016-04-27 Bin Cheng <bin.cheng@arm.com>
9842 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
9843 instead of redundant use_id and boolean have_use_for.
9844 (struct iv_use): Change sub_id into group_id. Remove field next.
9845 Move fields: related_cands, n_map_members, cost_map and selected
9847 (struct iv_group): ... here. New structure.
9848 (struct iv_common_cand): Use structure declaration directly.
9849 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
9850 (MAX_CONSIDERED_USES): Rename macro to ...
9851 (MAX_CONSIDERED_GROUPS): ... here.
9852 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
9853 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
9854 (dump_uses): Rename to ...
9855 (dump_groups): ... here. Update all uses.
9856 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
9857 (find_induction_variables): Refactor format of dump information.
9858 (record_sub_use): Delete.
9859 (record_use): Update all uses.
9860 (record_group): New function.
9861 (record_group_use, find_interesting_uses_op): Call above functions.
9863 (find_interesting_uses_cond): Ditto.
9864 (group_compare_offset): New function.
9865 (split_all_small_groups): Rename to ...
9866 (split_small_address_groups_p): ... here. Update all uses.
9867 (split_address_groups): Update all uses.
9868 (find_interesting_uses): Refactor format of dump information.
9869 (add_candidate_1): Update all uses. Remove redundant check on iv,
9871 (add_candidate, record_common_cand): Remove redundant assert.
9872 (add_iv_candidate_for_biv): Update use.
9873 (add_iv_candidate_derived_from_uses): Update all uses.
9874 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
9875 (alloc_use_cost_map): Ditto.
9876 (set_use_iv_cost, get_use_iv_cost): Rename to ...
9877 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
9878 (determine_use_iv_cost_generic): Ditto.
9879 (determine_group_iv_cost_generic): Ditto.
9880 (determine_use_iv_cost_address): Ditto.
9881 (determine_group_iv_cost_address): Ditto.
9882 (determine_use_iv_cost_condition): Ditto.
9883 (determine_group_iv_cost_cond): Ditto.
9884 (determine_use_iv_cost): Ditto.
9885 (determine_group_iv_cost): Ditto.
9886 (set_autoinc_for_original_candidates): Update all uses.
9887 (find_iv_candidates): Update all uses. Refactor dump information.
9888 (determine_use_iv_costs): Ditto.
9889 (determine_iv_costs): Ditto.
9890 (iv_ca_cand_for_use): Rename to ...
9891 (iv_ca_cand_for_group): ... here. Update all uses.
9892 (iv_ca_add_use, iv_ca_add_group): Ditto.
9893 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
9894 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
9895 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
9896 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
9897 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
9898 (create_new_iv, adjust_iv_update_pos): Ditto.
9899 (rewrite_use_address): Delete.
9900 (rewrite_use_address_1): Rename to ...
9901 (rewrite_use_address): ... here.
9902 (rewrite_use_compare): Update all uses.
9903 (rewrite_use): Delete.
9904 (rewrite_uses): Rename to ...
9905 (rewrite_groups): ... here. Update all uses.
9906 (remove_unused_ivs, free_loop_data): Update all uses.
9907 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
9909 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9911 * rtlanal.c (nonzero_bits1): Convert preprocessor check
9912 for WORD_REGISTER_OPERATIONS to runtime check.
9914 2016-04-27 Richard Biener <rguenther@suse.de>
9917 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
9918 aggregate_value_p to determine if a function result is
9919 returned by reference.
9920 (ipa_pta_execute): Functions having their address taken are
9921 not automatically nonlocal.
9923 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9926 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
9927 * fold-const.c (operand_equal_p): If flag_checking and
9928 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
9929 and if it returns non-zero, assert iterative_hash_expr on both
9932 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9934 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
9936 2016-04-27 Nick Clifton <nickc@redhat.com>
9939 * varasm.c (merge_weak): Generate an error if an attempt is made
9940 to convert a non-weak static function into a weak, public function.
9942 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9944 * params.def (MAX_PARTITION_SIZE): New param.
9945 * doc/invoke.texi: Document lto-max-partition.
9947 2016-04-27 Richard Biener <rguenther@suse.de>
9950 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
9951 function cummulating used_from_other_partition, externally_visible
9952 and force_output from aliases.
9953 (refered_from_nonlocal_var): Likewise.
9954 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
9955 node flags properly.
9957 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9959 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
9960 (-Wmemset-elt-size): New item.
9962 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
9965 * stor-layout.h (internal_reference_types): Delete.
9966 * stor-layout.c (reference_types_internal): Likewise.
9967 (internal_reference_types): Likewise.
9968 (layout_type) <REFERENCE_TYPE>: Adjust.
9970 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9973 * tree.h (inchash::add_expr): Add FLAGS argument.
9974 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
9975 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
9976 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
9977 Formatting fix. Adjust recursive calls. For tcc_comparison,
9978 if swap_tree_comparison (code) is smaller than code, hash that
9979 and arguments in the other order. Hash CONVERT_EXPR the same
9980 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
9981 of ADDR_EXPR of decl as the decl itself. Add or remove
9982 OEP_ADDRESS_OF from recursive flags as needed. For
9983 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
9984 operands commutatively and only the third one normally.
9985 For internal CALL_EXPR hash in CALL_EXPR_IFN.
9987 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
9989 * config/rtems.h (LIB_SPEC): Add -latomic.
9991 2016-04-27 Joel Sherrill <joel@rtems.org>
9993 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
9994 xilink.ld and flags not relevant to RTEMS.
9996 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
9998 * toplev.c (backend_init_target): Avoid calling init_reload when using
10001 2016-04-26 Jakub Jelinek <jakub@redhat.com>
10003 * reorg.c (try_merge_delay_insns): Declare i and j inside the
10004 for loops rather than one for the whole function.
10006 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
10008 * match.pd (X + CST CMP X): New transformation.
10010 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
10012 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
10013 * fold-const.c (fold_binary_loc): Remove 2 transformations
10014 superseded by match.pd.
10015 * match.pd (x+x -> x*2): Generalize to integers.
10017 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
10019 * config/i386/i386.md (operation on memory peephole): Duplicate an
10020 existing peephole and adapt it to match lea rather than an operation
10023 PR rtl-optimization/57193
10024 * opts.c (default_options_table): Add OPT_frename_registers at -O2
10026 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
10028 2016-04-26 Bin Cheng <bin.cheng@arm.com>
10030 * tree-if-conv.c (any_pred_load_store): New static variable.
10031 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
10032 any_pred_load_store instead of and_mask_load_store.
10033 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
10034 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
10035 (combine_blocks, tree_if_conversion): Ditto.
10037 2016-04-26 Bin Cheng <bin.cheng@arm.com>
10039 PR tree-optimization/70771
10040 PR tree-optimization/70775
10041 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
10042 virtual PHI nodes. Delete parameter.
10043 (if_convertible_loop_p_1): Delete argument to above function.
10044 (predicate_all_scalar_phis): Delete code handling single-argument
10046 (tree_if_conversion): Mark and update virtual SSA.
10048 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10051 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
10052 (x86_elf_aligned_common): Rename to ...
10053 (x86_elf_aligned_decl_common): ... this.
10054 Add decl arg. Switch to .lbss for largecomm object. Use
10055 LARGECOMM_SECTION_ASM_OP.
10056 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
10058 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
10059 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
10061 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
10062 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
10064 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10067 * config/i386/i386.c (SECTION_LARGE): Define.
10068 (x86_64_elf_select_section): Set it for large data/bss sections.
10069 Only clear SECTION_WRITE for .lrodata.
10070 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
10072 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
10073 * varasm.c (default_elf_asm_named_section): Grow flagchars.
10074 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
10076 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
10077 * doc/tm.texi: Regenerate.
10079 2016-04-26 Jakub Jelinek <jakub@redhat.com>
10082 * configure.ac (--enable-checking): Document extra flag, for
10083 non-release builds default to --enable-checking=yes,extra.
10084 If misc checking and extra checking, define CHECKING_P to 2 instead
10086 * common.opt (fchecking=): Add.
10087 * doc/invoke.texi (-fchecking=): Document.
10088 * doc/install.texi: Document --enable-checking changes.
10089 * configure: Regenerated.
10090 * config.in: Regenerated.
10092 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10094 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
10095 attribute instead of which_alternative.
10096 * config/i386/sse.md (*mov<mode>_internal): Ditto.
10097 Use EXT_REX_SSE_REG_P where appropriate.
10099 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10101 * config/i386/predicates.md (const0_operand): Do not match
10102 const_wide_int code.
10103 (const1_operand): Ditto.
10105 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10107 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
10108 for SSE constm1 operands and TARGET_AVX512VL.
10109 (*movti_internal): Ditto.
10110 (*mov<mode>_or): Use constm1_operand predicate.
10111 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
10112 for SSE vector_all_ones operands and TARGET_AVX512VL.
10113 * config/i386/predicates.md (constm1_operand): New predicate.
10114 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
10115 emission of constant -1 load.
10117 2016-04-25 Jason Merrill <jason@redhat.com>
10119 * gdbinit.in: Skip is-a.h.
10121 * attribs.c (register_scoped_attributes): Fix logic.
10122 * attribs.h: Declare register_scoped_attributes.
10124 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10126 * config/rs6000/rs6000-builtin.def: Correct pasto error for
10127 stxvd2x and stxvw4x built-in functions.
10129 2016-04-25 DJ Delorie <dj@redhat.com>
10131 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
10132 (ashrhi3): Likewise.
10133 (lshrhi3): Likewise.
10135 2016-04-25 Richard Biener <rguenther@suse.de>
10137 PR tree-optimization/70780
10138 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
10139 wasn't visited yet.
10140 (compute_antic): Mark blocks with abnormal preds as visited as
10141 they have a final empty antic-in solution already.
10143 2016-04-25 Michael Collison <michael.collison@linaro.org>
10145 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
10147 2016-04-25 Michael Collison <michael.collison@linaro.org>
10149 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
10150 mode is VQI to improve mixed mode vectorization.
10151 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
10152 define_insn to match low half of signed vaddw.
10153 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
10154 define_insn to match high half of signed vaddw.
10155 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
10156 define_insn to match low half of unsigned vaddw.
10157 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
10158 define_insn to match high half of unsigned vaddw.
10159 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
10160 (arm_simd_check_vect_par_cnst_half_p): Likewise.
10161 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
10163 (arm_simd_check_vect_par_cnst_half_p): Likewise.
10164 * config/arm/predicates.md (vect_par_constant_high): Support
10165 big endian and simplify by calling
10166 arm_simd_check_vect_par_cnst_half
10167 (vect_par_constant_low): Likewise.
10169 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10171 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
10172 predicate for operand 2.
10174 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
10175 H.J. Lu <hongjiu.lu@intel.com>
10177 * config/i386/i386-protos.h (standard_sse_constant_p): Add
10178 machine_mode argument.
10179 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
10180 constm1_rtx operands. For VOIDmode constants, get mode from
10181 pred_mode. Check mode size if the mode is supported by ABI.
10182 (standard_sse_constant_opcode): Do not use standard_constant_p.
10183 Strictly check ABI support for all-ones operands.
10184 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
10185 immediates. Update calls to standard_sse_constant_p.
10186 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
10187 (ix86_rtx_costs): Ditto.
10188 * config/i386/i386.md (*movxi_internal_avx512f): Use
10189 nonimmediate_or_sse_const_operand instead of vector_move_operand.
10190 Use (v,BC) alternative instead of (v,C). Use register_operand
10191 checks instead of MEM_P.
10192 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
10193 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
10194 isa attribute. Use register_operand checks instead of MEM_P.
10195 (*movti_internal): Use nonimmediate_or_sse_const_operand for
10196 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
10197 alternative and corresponding sse2 isa attribute.
10198 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
10199 to standard_sse_constant_p.
10200 (FP constant splitters): Ditto.
10201 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
10203 * config/i386/predicates.md (constm1_operand): Remove.
10204 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
10205 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
10206 vector_all_ones_operand instead of constm1_operand.
10208 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10210 * print-rtl.c (print_rtx_insn_vec): New function.
10211 * print-rtl.h: New prototype.
10212 * store-motion.c (struct st_expr): Make avail_stores a vector.
10213 (st_expr_entry): Adjust.
10214 (free_st_expr_entry): Likewise.
10215 (print_store_motion_mems): Likewise.
10216 (find_moveable_store): Likewise.
10217 (compute_store_table): Likewise.
10218 (delete_store): Likewise.
10219 (build_store_vectors): Likewise.
10221 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10223 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
10225 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10227 * vec.h (vec_safe_contains): New function.
10228 (vec::contains): Likewise.
10229 (vec::begin): Likewise.
10230 (vec::end): Likewise.
10232 2016-04-23 Jakub Jelinek <jakub@redhat.com>
10235 * cfgexpand.c (expand_stack_vars): Fix typo.
10237 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
10239 * system.h (list, map, set, vector): Include conditionally.
10240 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
10241 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
10242 * ipa-icf.c (INCLUDE_LIST): Define.
10243 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
10244 * config/sh/sh.c (INCLUDE_VECTOR): Define.
10245 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
10246 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
10247 * cp/logic.cc (INCLUDE_LIST): Define.
10248 * fortran/trans-common.c (INCLUDE_MAP): Define.
10250 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
10252 * auto-profile.c: Remove <string.h> include.
10253 * ipa-icf-gimple.c: Remove <list> include.
10254 * diagnostic.c: Remove <new> include.
10255 * genmatch.c: Likewise.
10256 * pretty-print.c: Likewise.
10257 * toplev.c: Likewise
10258 * c/c-objc-common.c: Likewise.
10259 * cp/error.c: Likewise.
10260 * fortran/error.c: Likewise.
10262 2016-04-22 Richard Biener <rguenther@suse.de>
10264 * lto-streamer-in.c (input_ssa_names): Do not allocate
10265 GIMPLE_NOP for all SSA names.
10266 * lto-streamer-out.c (output_ssa_names): Do not output
10267 SSA names that should have been released.
10269 2016-04-22 Richard Biener <rguenther@suse.de>
10271 PR tree-optimization/70740
10272 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
10275 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
10278 * config/i386/predicates.md (call_insn_operand): Replace
10279 sibcall_memory_operand with memory_operand.
10281 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
10283 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
10284 has_single_use() tests.
10285 (register_edge_assert_for_1): Likewise.
10286 (find_assert_locations_1): Check the liveness bitmap instead of
10287 checking has_single_use().
10289 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
10292 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
10293 Extract AVX-512BW constraint from AVX.
10295 2016-04-21 Richard Biener <rguenther@suse.de>
10297 PR tree-optimization/70725
10298 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
10299 for phi_convertible_by_degenerating_args.
10300 (predicate_all_scalar_phis): Handle single-argument PHIs.
10302 2016-04-21 Richard Biener <rguenther@suse.de>
10304 PR middle-end/70747
10305 * fold-const.c (fold_comparison): Return properly typed
10308 2016-04-21 Bin Cheng <bin.cheng@arm.com>
10310 PR tree-optimization/70715
10311 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
10312 after expanding BASE using expand_simple_operations.
10314 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
10316 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
10317 New transformations.
10319 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
10321 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
10323 2016-04-20 Jan Hubicka <jh@suse.cz>
10325 * ipa-inline.c (can_inline_edge_p): Pass caller info to
10326 ultiimate_alias_target.
10327 (update_callee_keys): Likewise.
10328 (lookup_recursive_calls): Likewise.
10329 (speculation_useful_p): Likewise.
10331 2016-04-20 Jan Hubicka <jh@suse.cz>
10334 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
10335 (set_nothrow_flag_1): ... this; handle interposition correctly;
10336 recurse on aliases and thunks.
10337 (cgraph_node::set_nothrow_flag): New.
10338 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
10339 functions compiled with non-call exceptions that binds to current
10341 (propagate_nothrow): Be safe WRT interposition.
10342 * cgraph.h (set_nothrow_flag): Update prototype.
10344 2016-04-18 Jan Hubicka <jh@suse.cz>
10346 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10347 max_loop_iterations_int.
10348 (tree_unswitch_outer_loop): Likewise.
10350 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10352 PR tree-optimization/69489
10353 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
10354 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
10355 Revise dump message.
10356 (if_convertible_bb_p): Remove check on edge count of basic block's
10359 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10361 PR tree-optimization/56625
10362 PR tree-optimization/69489
10363 * tree-data-ref.h (DR_INNERMOST): New macro.
10364 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
10365 hashing struct innermost_loop_behavior.
10366 (ref_DR_map): Remove.
10367 (innermost_DR_map): New map.
10368 (baseref_DR_map): Revise comment.
10369 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
10370 to innermost_DR_map accroding to its innermost loop behavior.
10371 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
10372 to its innermost loop behavior.
10373 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
10374 Add initialization for innermost_DR_map. Record memory reference
10375 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
10376 have innermost loop behavior.
10377 (if_convertible_loop_p): Remove release for ref_DR_map. Release
10380 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
10382 * config/i386/i386.md (*lea<mode>_general_1): Rename from
10383 *lea_general_1. Use explicit SWI12 mode interator.
10384 (*lea<mode>_general_2): Rename from *lea_general_2.
10385 Use explicit SWI12 mode interator.
10386 (*lea<mode>_general_3): Rename from *lea_general_3.
10387 Use explicit SWI12 mode interator.
10388 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
10389 Use explicit SWI12 mode interator.
10390 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
10391 Use explicit SWI48 mode interator.
10393 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
10395 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
10396 Short-cut unaligned load and store cases. Handle all integer
10398 (ix86_expand_vector_move_misalign): Short-cut unaligned load
10399 and store cases. Call ix86_avx256_split_vector_move_misalign
10400 directly without checking mode class.
10402 2016-04-20 Andrew Pinski <apinski@cavium.com>
10403 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10406 * config/aarch64/aarch64.md (sibcall): Force call
10407 address to be DImode for ILP32.
10408 (sibcall_value): Likewise.
10410 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
10412 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
10414 2016-04-20 Richard Biener <rguenther@suse.de>
10416 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
10417 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
10418 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
10419 (maybe_push_res_to_seq): Adjust.
10420 * gimple-fold.c (maybe_build_generic_op): Likewise.
10422 2016-04-20 Marek Polacek <polacek@redhat.com>
10424 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
10427 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
10429 * config/i386/sse.md (vec_unpacks_lo_hi): Always
10430 use kmovw to support AVX512F target.
10432 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10434 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
10436 2016-04-20 Marek Polacek <polacek@redhat.com>
10438 PR tree-optimization/70725
10439 * tree-if-conv.c (is_false_predicate): New function.
10440 (predicate_mem_writes): Use it.
10442 2016-04-20 Richard Biener <rguenther@suse.de>
10444 PR tree-optimization/70726
10445 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
10446 shift amounts from a pattern stmt operand.
10448 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10451 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
10452 stack_restore_from_fpr pattern when restoring r15.
10453 (s390_optimize_prologue): Strip away the memory barrier in the
10454 parallel when trying to get rid of restore insns.
10455 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
10456 definition for loading the stack pointer from an FPR. Compared to
10457 the normal move insn this pattern includes a full memory barrier.
10459 2016-04-19 Jakub Jelinek <jakub@redhat.com>
10461 PR middle-end/70680
10462 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
10463 implicitly linear or lastprivate iterator on the outer context.
10465 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10467 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
10469 * config/i386/i386.md (ssememalign): Removed.
10470 * config/i386/sse.md: Remove ssememalign attribute from patterns.
10472 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10475 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
10476 const short * to __builtin_ia32_loaddquhi512_mask.
10477 (_mm512_maskz_loadu_epi16): Likewise.
10478 (_mm512_mask_storeu_epi16): Pass short * to
10479 __builtin_ia32_storedquhi512_mask.
10480 (_mm512_mask_loadu_epi8): Pass const char * to
10481 __builtin_ia32_loaddquqi512_mask.
10482 (_mm512_maskz_loadu_epi8): Likewise.
10483 (_mm512_mask_storeu_epi8): Pass char * to
10484 __builtin_ia32_storedquqi512_mask.
10485 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
10486 const double * to __builtin_ia32_loadupd512_mask.
10487 (_mm512_mask_loadu_pd): Likewise.
10488 (_mm512_maskz_loadu_pd): Likewise.
10489 (_mm512_storeu_pd): Pass double * to
10490 __builtin_ia32_storeupd512_mask.
10491 (_mm512_mask_storeu_pd): Likewise.
10492 (_mm512_loadu_ps): Pass const float * to
10493 __builtin_ia32_loadups512_mask.
10494 (_mm512_mask_loadu_ps): Likewise.
10495 (_mm512_maskz_loadu_ps): Likewise.
10496 (_mm512_storeu_ps): Pass float * to
10497 __builtin_ia32_storeups512_mask.
10498 (_mm512_mask_storeu_ps): Likewise.
10499 (_mm512_mask_loadu_epi64): Pass const long long * to
10500 __builtin_ia32_loaddqudi512_mask.
10501 (_mm512_maskz_loadu_epi64): Likewise.
10502 (_mm512_mask_storeu_epi64): Pass long long *
10503 to __builtin_ia32_storedqudi512_mask.
10504 (_mm512_loadu_si512): Pass const int * to
10505 __builtin_ia32_loaddqusi512_mask.
10506 (_mm512_mask_loadu_epi32): Likewise.
10507 (_mm512_maskz_loadu_epi32): Likewise.
10508 (_mm512_storeu_si512): Pass int * to
10509 __builtin_ia32_storedqusi512_mask.
10510 (_mm512_mask_storeu_epi32): Likewise.
10511 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
10512 char * to __builtin_ia32_storedquqi256_mask.
10513 (_mm_mask_storeu_epi8): Likewise.
10514 (_mm256_mask_loadu_epi16): Pass const short * to
10515 __builtin_ia32_loaddquhi256_mask.
10516 (_mm256_maskz_loadu_epi16): Likewise.
10517 (_mm_mask_loadu_epi16): Pass const short * to
10518 __builtin_ia32_loaddquhi128_mask.
10519 (_mm_maskz_loadu_epi16): Likewise.
10520 (_mm256_mask_loadu_epi8): Pass const char * to
10521 __builtin_ia32_loaddquqi256_mask.
10522 (_mm256_maskz_loadu_epi8): Likewise.
10523 (_mm_mask_loadu_epi8): Pass const char * to
10524 __builtin_ia32_loaddquqi128_mask.
10525 (_mm_maskz_loadu_epi8): Likewise.
10526 (_mm256_mask_storeu_epi16): Pass short * to.
10527 __builtin_ia32_storedquhi256_mask.
10528 (_mm_mask_storeu_epi16): Pass short * to.
10529 __builtin_ia32_storedquhi128_mask.
10530 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
10531 const double * to __builtin_ia32_loadupd256_mask.
10532 (_mm256_maskz_loadu_pd): Likewise.
10533 (_mm_mask_loadu_pd): Pass onst double * to
10534 __builtin_ia32_loadupd128_mask.
10535 (_mm_maskz_loadu_pd): Likewise.
10536 (_mm256_mask_storeu_pd): Pass double * to
10537 __builtin_ia32_storeupd256_mask.
10538 (_mm_mask_storeu_pd): Pass double * to
10539 __builtin_ia32_storeupd128_mask.
10540 (_mm256_mask_loadu_ps): Pass const float * to
10541 __builtin_ia32_loadups256_mask.
10542 (_mm256_maskz_loadu_ps): Likewise.
10543 (_mm_mask_loadu_ps): Pass const float * to
10544 __builtin_ia32_loadups128_mask.
10545 (_mm_maskz_loadu_ps): Likewise.
10546 (_mm256_mask_storeu_ps): Pass float * to
10547 __builtin_ia32_storeups256_mask.
10548 (_mm_mask_storeu_ps): ass float * to
10549 __builtin_ia32_storeups128_mask.
10550 (_mm256_mask_loadu_epi64): Pass const long long * to
10551 __builtin_ia32_loaddqudi256_mask.
10552 (_mm256_maskz_loadu_epi64): Likewise.
10553 (_mm_mask_loadu_epi64): Pass const long long * to
10554 __builtin_ia32_loaddqudi128_mask.
10555 (_mm_maskz_loadu_epi64): Likewise.
10556 (_mm256_mask_storeu_epi64): Pass long long * to
10557 __builtin_ia32_storedqudi256_mask.
10558 (_mm_mask_storeu_epi64): Pass long long * to
10559 __builtin_ia32_storedqudi128_mask.
10560 (_mm256_mask_loadu_epi32): Pass const int * to
10561 __builtin_ia32_loaddqusi256_mask.
10562 (_mm256_maskz_loadu_epi32): Likewise.
10563 (_mm_mask_loadu_epi32): Pass const int * to
10564 __builtin_ia32_loaddqusi128_mask.
10565 (_mm_maskz_loadu_epi32): Likewise.
10566 (_mm256_mask_storeu_epi32): Pass int * to
10567 __builtin_ia32_storedqusi256_mask.
10568 (_mm_mask_storeu_epi32): Pass int * to
10569 __builtin_ia32_storedqusi128_mask.
10570 * config/i386/i386-builtin-types.def (PCSHORT): New.
10571 (PINT64): Likewise.
10572 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
10573 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
10574 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
10575 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
10576 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
10577 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
10578 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
10579 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
10580 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
10581 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
10582 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
10583 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
10584 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
10585 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
10586 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
10587 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
10588 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
10589 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
10590 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
10591 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
10592 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
10593 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
10594 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
10595 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
10596 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
10597 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
10598 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
10599 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
10600 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
10601 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
10602 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
10603 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
10604 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
10605 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
10606 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
10607 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
10608 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
10609 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
10610 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
10611 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
10612 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
10613 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
10614 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
10615 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
10616 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
10617 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
10618 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
10619 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
10620 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
10622 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
10623 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
10625 (ix86_expand_vector_move_misalign): Likewise.
10626 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
10627 to scalar function prototype for unaligned load/store builtins.
10628 (ix86_expand_special_args_builtin): Updated.
10629 * config/i386/sse.md (UNSPEC_LOADU): Removed.
10630 (UNSPEC_STOREU): Likewise.
10631 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
10632 (VI_ULOADSTORE_F_AVX512VL): Likewise.
10633 (ssescalarsize): Handle V4TI, V2TI and V1TI.
10634 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10635 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10636 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
10637 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
10638 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
10639 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
10640 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
10641 (<avx512>_storedqu<mode>_mask): Likewise.
10642 (*sse4_2_pcmpestr_unaligned): Likewise.
10643 (*sse4_2_pcmpistr_unaligned): Likewise.
10644 (*mov<mode>_internal): Renamed to ...
10645 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
10646 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
10647 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
10648 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
10650 2016-04-19 Richard Biener <rguenther@suse.de>
10652 PR tree-optimization/70171
10653 * tree-ssa-phiprop.c: Include stor-layout.h.
10654 (phiprop_insert_phi): Handle the aggregate copy case.
10655 (propagate_with_phi): Likewise.
10657 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
10659 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
10660 instead of simplify_gen_subreg (... , 0).
10661 (ix86_delegitimize_address): Ditto.
10662 (ix86_split_divmod): Ditto.
10663 (ix86_split_copysign_const): Ditto.
10664 (ix86_split_copysign_var): Ditto.
10665 (ix86_expand_args_builtin): Ditto.
10666 (ix86_expand_round_builtin): Ditto.
10667 (ix86_expand_special_args_builtin): Ditto.
10668 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
10669 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
10670 (udivmodqi4): Ditto.
10671 (absneg splitters): Ditto.
10672 (*jcc_bt<mode>_1): Ditto.
10674 2016-04-19 Richard Biener <rguenther@suse.de>
10676 PR tree-optimization/70724
10677 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
10678 restoring out from ...
10679 (free_scc_vn): ... here.
10680 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
10681 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
10683 (pass_fre::execute): Restore SSA info.
10685 2016-04-19 Richard Biener <rguenther@suse.de>
10687 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
10688 * gimple-walk.c (walk_gimple_op): Initialize it.
10689 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
10690 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
10691 remapping SSA names of defs.
10692 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
10695 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
10697 PR middle-end/70689
10698 * lra-constraints.c (equiv_substition_p): New.
10699 (process_alt_operands): Use it.
10700 (swap_operands): Swap it.
10701 (curr_insn_transform): Update it.
10703 2016-04-18 Michael Matz <matz@suse.de>
10705 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
10706 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
10707 * tree-core.h (tree_type_common.align): Use bit-field.
10708 (tree_type_common.spare): New.
10709 (tree_decl_common.off_align): Make smaller.
10710 (tree_decl_common.align): Use bit-field.
10712 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
10713 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
10714 (scan_sharing_clauses): Ditto.
10715 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10716 (omp_finish_file): Ditto.
10717 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
10718 (layout_decl): Ditto.
10719 (relayout_decl): Ditto.
10720 (finalize_record_size): Use SET_TYPE_ALIGN.
10721 (finalize_type_size): Ditto.
10722 (finish_builtin_struct): Ditto.
10723 (layout_type): Ditto.
10724 (initialize_sizetypes): Ditto.
10725 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
10726 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
10727 (lookup_field_for_decl): Use SET_DECL_ALIGN.
10728 (get_chain_field): Ditto.
10729 (get_trampoline_type): Ditto.
10730 (get_nl_goto_field): Ditto.
10731 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
10733 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
10734 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
10735 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10736 (build_qualified_type): Use SET_TYPE_ALIGN.
10737 (build_aligned_type, build_range_type_1): Ditto.
10738 (build_atomic_base): Ditto.
10739 (build_common_tree_nodes): Ditto.
10740 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
10741 (expand_one_stack_var_at): Ditto.
10742 * coverage.c (build_var): Use SET_DECL_ALIGN.
10743 * except.c (init_eh): Ditto.
10744 * function.c (assign_parm_setup_block): Ditto.
10745 * symtab.c (increase_alignment_1): Ditto.
10746 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
10747 * tree-vect-stmts.c (ensure_base_align): Ditto.
10748 * varasm.c (align_variable): Ditto.
10749 (assemble_variable): Ditto.
10750 (build_constant_desc): Ditto.
10751 (output_constant_def_contents): Ditto.
10753 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
10754 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
10755 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
10756 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
10757 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
10759 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
10762 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
10763 replace %vmovsd with "%vmovq".
10764 (vec_concatv2df): Likewise.
10766 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
10768 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
10769 (*vec_extractv2si_0): Ditto.
10770 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
10771 (zero_extended_scalar_load_operand splitters): Ditto.
10772 (vec_extract splitters): Ditto.
10773 (*vec_extractv4si_0_zext): Ditto.
10774 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
10775 and lowpart_subreg.
10776 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
10777 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
10778 (*sse4_1_extractps): Use lowpart_subreg.
10779 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
10781 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10783 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
10785 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
10786 Mention Solaris 11 packaging changes.
10787 Update gas and gld requirements.
10788 Remove reference to pre-Solaris 10 bug.
10789 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
10791 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
10794 2016-04-17 Jan Hubicka <jh@suse.cz>
10796 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
10797 max_loop_iterations_int.
10799 2016-04-18 Richard Biener <rguenther@suse.de>
10801 PR tree-optimization/43434
10802 * tree-ssa-structalias.c (struct vls_data): New.
10803 (visit_loadstore): Handle all pointer-based accesses.
10804 (compute_dependence_clique): Compute a bitmap of restrict tags
10805 assigned bases and pass it to visit_loadstore.
10807 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
10810 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
10811 armv8.1-a and armv8.1-a+crc.
10813 2016-04-18 Richard Biener <rguenther@suse.de>
10815 PR tree-optimization/70701
10816 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
10817 references after translating through a memcpy.
10819 2016-04-18 Richard Biener <rguenther@suse.de>
10821 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
10822 (compute_antic): ... here. For partial antic use regular
10823 postorder and scrap iteration.
10824 (compute_partial_antic_aux): Remove unused return value.
10825 (init_pre): Do not allocate postorder.
10826 (fini_pre): Do not free postorder.
10828 2016-04-18 Richard Biener <rguenther@suse.de>
10830 PR middle-end/37870
10831 * expmed.c (extract_bit_field_1): Remove broken case
10832 using a wider MODE_INT mode.
10834 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
10836 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
10837 unless compiling with at least GCC-4.8.
10839 2016-04-17 Jan Hubicka <jh@suse.cz>
10842 * graphite.c (graphite_finalize): Update call to
10843 tree_estimate_probability.
10844 * predict.h (tree_estimate_probability): Update prototype.
10846 2016-04-17 Jan Hubicka <jh@suse.cz>
10848 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
10849 (tree_estimate_probability): Likewise.
10850 (pass_profile::execute): Update.
10851 (report_predictor_hitrates): New function.
10852 * profile.c (compute_branch_probabilities): Use it.
10853 * predict.h (report_predictor_hitrates): Declare.
10855 2016-04-17 Jan Hubicka <jh@suse.cz>
10858 * cgraph.h (cgraph_node::set_const_flag,
10859 cgraph_node::set_pure_flag): Update prototype to return bool;
10861 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
10862 of interposable symbol are interposable, too.
10863 (cgraph_set_const_flag_1): Rename to ...
10864 (set_const_flag_1): ... this one; change to self recursive function
10865 instead of call_for_symbol_thunks_and_aliases. Handle correctly
10866 clearnig the flag in all variants and also virtual thunks of const
10867 functions are pure; track if any change was done.
10868 (cgraph_node::set_const_flag): Update.
10869 (struct set_pure_flag_info): New struct.
10870 (cgraph_set_pure_flag_1): Rename to ...
10871 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
10872 rather than pointer encoded flags; track if any changes was done;
10873 handle correctly clearning flag and setting flag of aliases already
10875 (cgraph_node::set_pure_flag): Update.
10876 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
10878 2016-04-17 Tom de Vries <tom@codesourcery.com>
10881 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
10882 backslash in label.
10884 2016-04-17 Tom de Vries <tom@codesourcery.com>
10886 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
10887 '{}<> ' as escape-for-record.
10889 2016-04-17 Tom de Vries <tom@codesourcery.com>
10891 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
10894 2016-04-17 Tom de Vries <tom@codesourcery.com>
10897 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
10898 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
10899 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
10900 * passes.c (finish_optimization_passes): Only call
10901 finish_graph_dump_file if dfi->graph_dump_initialized.
10902 (execute_function_dump, pass_init_dump_file): Use
10903 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
10905 2016-04-17 Tom de Vries <tom@codesourcery.com>
10907 PR tree-optimization/70256
10908 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
10909 (debug_varmap): New function.
10911 2016-04-17 Tom de Vries <tom@codesourcery.com>
10914 * passes.c (pass_manager::register_pass): Propagate pflags.
10916 2016-04-17 Tom de Vries <tom@codesourcery.com>
10919 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
10920 * passes.c (pass_manager::pass_manager): Declare and init p_start in
10921 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
10922 check if it's equal to p_start.
10923 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
10925 2016-04-15 Jan Hubicka <jh@suse.cz>
10928 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
10929 function does not bind to current def.
10930 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
10931 handle conservatively calls to functions that does not need to bind
10933 (check_call): Update call of worse_state.
10934 (ignore_edge_for_nothrow): Update.
10935 (ignore_edge_for_pure_const): Likewise.
10936 (propagate_pure_const): Update calls to worse_state.
10937 (skip_function_for_local_pure_const): Reformat comments.
10939 2016-04-15 Jan Hubicka <jh@suse.cz>
10942 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
10943 (cgraph_node::function_symbol): Likewise.
10944 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10945 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
10946 (symtab_node::ultimate_alias_target): Add REF parameter.
10947 (symtab_node::binds_to_current_def_p): Declare.
10948 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
10949 (cgraph_node::function_symbol): Likewise.
10950 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10951 (cgraph_node::get_availability): Likewise.
10952 (cgraph_edge::binds_to_current_def_p): New inline function.
10953 (varpool_node::get_availability): Add REF parameter.
10954 (varpool_node::ultimate_alias_target): Likewise.
10955 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
10956 (symtab_node::binds_to_current_def_p): Likewise.
10957 * varpool.c (varpool_node::get_availability): Likewise.
10959 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10962 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
10963 Fix mode size check.
10965 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10967 * BASE-VER: Set to 7.0.0.
10969 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
10971 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
10973 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10975 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
10976 architecture revisions.
10978 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
10980 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
10981 * config/i386/i386.c (ix86_using_red_zone): No longer static.
10982 * config/i386/i386.md (stack decrement to push peepholes): Guard
10983 with !x86_using_red_zone ().
10985 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10988 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
10989 to dump_generic_node.
10990 (NIY): Pass also flags to do_niy.
10992 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
10994 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
10995 (simd_clone_vector_of_formal_parm_types)
10996 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
10997 (simd_clone_mangle, simd_clone_create)
10998 (simd_clone_adjust_return_type, create_tmp_simd_array)
10999 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
11000 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
11001 (ipa_simd_modify_function_body, simd_clone_linear_addend)
11002 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
11003 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
11004 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
11005 * omp-simd-clone.c: ... this new file.
11006 (simd_clone_vector_of_formal_parm_types): Make it static.
11007 * Makefile.in (OBJS): Add omp-simd-clone.o.
11009 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
11012 * config/i386/sse.md: Use proper memory operand modifiers.
11015 2016-04-15 Richard Biener <rguenther@suse.de>
11016 Alan Modra <amodra@gmail.com>
11018 PR tree-optimization/70130
11019 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
11020 when alignment stays not the same and no not use the realign
11023 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11026 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11027 direct move handlers for KFmode. Change TFmode handlers test from
11028 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
11030 2016-04-14 Jakub Jelinek <jakub@redhat.com>
11033 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
11034 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
11035 (inlined_polymorphic_ctor_dtor_block_p): Use it.
11036 * tree-ssa-live.c (remove_unused_scope_block_p): When
11037 in_ctor_dtor_block, avoid discarding not just BLOCKs with
11038 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
11039 block_ultimate_origin is FUNCTION_DECL.
11040 (remove_unused_locals): If current_function_decl is
11041 polymorphic_ctor_dtor_p, pass initial true to
11042 remove_unused_scope_block_p' is_ctor_dtor_block.
11044 2016-04-14 Martin Sebor <msebor@redhat.com>
11049 * doc/extend.texi (Variable Length): Revert.
11051 2016-04-14 Marek Polacek <polacek@redhat.com>
11052 Jan Hubicka <hubicka@ucw.cz>
11055 * tree.c (verify_type): Disable the canonical type of main variant
11058 2016-04-14 Jason Merrill <jason@redhat.com>
11060 * cfgexpand.c, expr.c: Revert previous change.
11062 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
11064 PR middle-end/70643
11065 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
11066 when building a mem ref for the incoming reduction variable.
11068 2016-04-14 Richard Biener <rguenther@suse.de>
11070 PR tree-optimization/70614
11071 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
11072 loop if the evolution dropped to chrec_dont_know.
11073 (interpret_condition_phi): Likewise.
11075 2016-04-14 Richard Biener <rguenther@suse.de>
11077 PR tree-optimization/70623
11078 * tree-ssa-pre.c (changed_blocks): Make global ...
11079 (compute_antic): ... local here. Move and fix worklist
11080 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
11081 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
11082 worklist handling, dump when ANTIC_IN changed.
11083 (compute_partial_antic_aux): Remove worklist handling.
11084 (init_pre): Do not compute post dominators. Add a comment about
11085 the CFG order chosen.
11086 (fini_pre): Do not free post dominators.
11088 2016-04-13 Martin Sebor <msebor@redhat.com>
11093 * doc/extend.texi (Variable Length): Document C++ specifics.
11095 2016-04-13 Jakub Jelinek <jakub@redhat.com>
11098 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
11099 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
11100 eh edges have been purged.
11103 * tree-sra.c (create_access_replacement,
11104 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
11106 * tree-pretty-print.c (dump_fancy_name): New function.
11107 (dump_decl_name, dump_generic_node): Use it.
11109 2016-04-13 Jason Merrill <jason@redhat.com>
11111 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
11112 * expr.c (expand_expr_real_1): Likewise.
11114 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
11116 * config/i386/i386.md (kunpckhi): Swap operands.
11117 (kunpcksi): Likewise.
11118 (kunpckdi): Likewise.
11119 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
11120 (vec_pack_trunc_<mode>): Likewise.
11122 2016-04-13 Jakub Jelinek <jakub@redhat.com>
11125 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
11127 PR middle-end/70633
11128 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
11129 gimplification turns some element into non-constant.
11132 * rtl.h (convert_memory_address_addr_space_1): New prototype.
11133 * explow.c (convert_memory_address_addr_space_1): No longer static,
11134 add NO_EMIT argument and don't call convert_modes if true, pass
11135 it down recursively, remove break after return.
11136 (convert_memory_address_addr_space): Adjust caller.
11137 * simplify-rtx.c (simplify_unary_operation_1): Call
11138 convert_memory_address_addr_space_1 instead of convert_memory_address,
11139 if it returns NULL, don't simplify.
11141 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
11144 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
11146 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11148 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11149 Bump the upper SIMDLEN limits, so that if the return type or
11150 characteristic type if the return type is void can be passed in
11151 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
11154 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11157 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
11158 Do not use "=" constraint on an input constraint.
11159 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
11160 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
11161 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
11162 generates (neg (abs ...)) instead of (abs ...).
11164 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11166 PR rtl-optimization/70596
11167 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
11168 just invalidate LRA data and reset them. Adjust dump wording.
11170 2016-04-12 Martin Liska <mliska@suse.cz>
11173 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11175 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11177 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11178 max_loop_iterations_int.
11179 (tree_unswitch_outer_loop): Likewise.
11180 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11181 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11183 2016-04-12 Tom de Vries <tom@codesourcery.com>
11185 PR tree-optimization/68756
11186 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
11187 instead of new_name.
11189 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11191 PR tree-optimization/70602
11192 * tree-sra.c (generate_subtree_copies): Don't write anything into
11193 constant pool decls.
11195 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
11196 regardless whether there are depend clauses or not.
11198 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11201 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
11202 target attribute and pragma from changing the -mfloat128
11203 and -mfloat128-hardware options.
11205 * doc/extend.texi (Additional Floating Types): Document PowerPC
11206 __float128 restrictions.
11208 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11211 * config/aarch64/driver-aarch64.c
11212 (aarch64_get_extension_string_for_isa_flags): New.
11213 (arch_extension): Rename to...
11214 (aarch64_arch_extension): ...This.
11215 (ext_to_feat_string): Rename to...
11216 (aarch64_extensions): ...This.
11217 (aarch64_core_data): Keep track of architecture extension flags.
11218 (cpu_data): Rename to...
11219 (aarch64_cpu_data): ...This.
11220 (aarch64_arch_driver_info): Keep track of architecture extension
11222 (get_arch_name_from_id): Rename to...
11223 (get_arch_from_id): ...This, change return type.
11224 (host_detect_local_cpu): Update and reformat for renames, handle
11225 extensions through common infrastructure.
11227 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11230 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
11231 track of a canonical flag name.
11232 (all_extensions): Likewise.
11233 (arch_to_arch_name): Also track extension flags enabled by the arch.
11234 (all_architectures): Likewise.
11235 (aarch64_parse_extension): Move to here.
11236 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
11238 (aarch64_rewrite_selected_cpu): Update for above change.
11239 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
11240 are handled, such that the single explicit value enabled by an
11241 extension is kept seperate from the implicit values it also enables.
11242 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
11244 (aarch64_parse_extension): New.
11245 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
11246 here to config/aarch64/aarch64-protos.h.
11247 (aarch64_parse_extension): Move from here to
11248 common/config/aarch64/aarch64-common.c.
11249 (aarch64_option_print): Update.
11250 (aarch64_declare_function_name): Likewise.
11251 (aarch64_start_file): Likewise.
11252 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
11253 the canonical flag for extensions.
11254 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
11257 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11259 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
11262 2016-04-09 Tom de Vries <tom@codesourcery.com>
11264 PR tree-optimization/68953
11265 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
11266 first to last subscript.
11268 2016-04-09 Jakub Jelinek <jakub@redhat.com>
11270 PR tree-optimization/70586
11271 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
11274 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
11278 PR tree-optimization/70373
11279 PR middle-end/70533
11280 PR middle-end/70534
11281 PR middle-end/70535
11282 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
11283 clauses for acc parallel reductions as necessary. Error on those
11285 * omp-low.c (scan_sharing_clauses): Don't install variables which
11286 are used in acc parallel reductions.
11287 (lower_rec_input_clauses): Remove dead code.
11288 (lower_oacc_reductions): Add support for reference reductions.
11289 (lower_reduction_clauses): Remove dead code.
11290 (lower_omp_target): Don't remap variables appearing in acc parallel
11292 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
11294 2016-04-08 Jakub Jelinek <jakub@redhat.com>
11296 PR middle-end/70593
11297 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
11298 with multiple SSA_NAME defs, force the outputs other than first
11299 to be live before calling live_track_process_def on each output.
11301 PR rtl-optimization/70574
11302 * fwprop.c (forward_propagate_and_simplify): Don't add
11303 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
11304 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
11305 paradoxical subregs within *loc.
11307 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
11309 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
11310 -ftree-parallelize-loops={0,1}.
11311 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
11312 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
11313 * config/ia64/hpux.h (LIB_SPEC): Likewise.
11314 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
11315 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
11317 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
11320 * asan.c (instrument_derefs): If we get unknown location, extract it
11321 with EXPR_LOCATION.
11322 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
11324 2016-04-08 Tom de Vries <tom@codesourcery.com>
11326 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
11327 implicit firstprivate clause.
11329 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11332 * config/arm/thumb2.md (tst + branch-> lsls + branch
11333 peephole below *orsi_not_shiftsi_si): Require that condition
11334 register is dead after the peephole.
11335 (second peephole after the above): Likewise.
11337 2016-04-08 Alan Modra <amodra@gmail.com>
11340 * builtins.c (fold_builtin_classify): For IBM extended precision,
11341 look at just the high-order double to test for NaN.
11342 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
11343 test just the high double for Inf but both doubles for subnormal
11346 2016-04-07 Jakub Jelinek <jakub@redhat.com>
11348 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
11349 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
11350 node->simdclone->mask_mode != VOIDmode masks.
11351 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
11352 earlier, use it instead of node->simdclone.
11353 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11354 Set clonei->mask_mode.
11356 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
11359 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
11360 Pass it through to cp_parser_already_scoped_statement.
11361 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
11362 it through to cp_parser_statement.
11363 (cp_parser_statement): Pass IF_P through to
11364 cp_parser_iteration_statement.
11365 (cp_parser_pragma): Adjust call to
11366 cp_parser_iteration_statement.
11368 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
11371 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
11372 resolve a future -Wparentheses warning.
11373 * omp-low.c (scan_sharing_clauses): Likewise.
11374 * tree-parloops.c (eliminate_local_variables): Likewise.
11376 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
11378 PR rtl-optimization/70398
11379 * lra-constraints.c (process_address_1): Check zero scale and code
11380 for reloading with zero scale.
11382 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
11384 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
11385 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
11387 2016-04-06 Jakub Jelinek <jakub@redhat.com>
11389 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11390 Add support for AVX512F clones, include them by default for
11391 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
11392 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
11395 PR middle-end/70550
11396 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
11397 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
11398 firstprivate clauses.
11399 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
11400 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
11401 (lower_omp_target): Set TREE_NO_WARNING for
11402 non-addressable possibly uninitialized vars which are copied into
11403 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
11405 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
11407 * config/pa/predicates.md (integer_store_memory_operand): Accept
11408 REG+D operands with a large offset when reload_in_progress is true.
11409 (floating_point_store_memory_operand): Likewise.
11411 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11414 * match.pd (nested int casts): Limit to GIMPLE.
11416 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
11419 * ipa-devirt.c (maybe_record_node): Fix comment; use
11420 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
11422 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11424 PR rtl-optimization/70542
11425 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
11426 if there are any uses other than insn or debug insns.
11428 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
11429 Jakub Jelinek <jakub@redhat.com>
11431 PR tree-optimization/70509
11432 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
11433 Shift HOST_WIDE_INT_1U instead of 1.
11435 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
11437 PR tree-optimization/70509
11438 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
11439 of the vector base type for index.
11441 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
11444 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
11446 2016-04-05 Richard Biener <rguenther@suse.de>
11448 PR tree-optimization/70526
11449 * tree-sra.c (build_ref_for_offset): Use prev_base to
11450 extract the alias pointer type.
11452 2016-04-05 Richard Biener <rguenther@suse.de>
11454 * dse.c (struct store_info): Remove alias_set member.
11455 (struct read_info_type): Likewise.
11456 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
11457 spill_deleted, clear_alias_set_lookup): Remove.
11458 (get_group_info): Remove dead base == NULL_RTX case.
11459 (dse_step0): Remove initialization of removed variables.
11460 (delete_dead_store_insn): Reomve alias set dumping.
11461 (free_read_records): Remove alias_set handling.
11462 (canon_address): Remove alias_set_out parameter.
11463 (record_store): Remove spill_alias_set, it's always zero.
11464 (check_mem_read_rtx): Likewise.
11465 (dse_step2): Rename from ...
11466 (dse_step2_nospill): ... this. Adjust.
11467 (scan_stores): Rename from ...
11468 (scan_stores_nospill): ... this.
11469 (scan_reads): Rename from ...
11470 (scan_reads_nospill): ... this.
11471 (scan_stores_spill, scan_reads_spill): Remove.
11472 (dse_step3_scan): Remove for_spills argument which is always false.
11473 (dse_step3): Likewise.
11474 (dse_step5): Rename from ...
11475 (dse_step5_nospill): ... this. Remove alias_set handling.
11476 (rest_of_handle_dse): Adjust.
11478 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11481 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
11482 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
11483 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
11484 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
11486 2016-04-05 Richard Biener <rguenther@suse.de>
11488 PR middle-end/70499
11489 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
11490 non-register type temporaries into SSA.
11492 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
11495 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
11496 calls when sanitizing.
11497 (possible_polymorphic_call_target_p): Fix formatting.
11499 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11500 Jakub Jelinek <jakub@redhat.com>
11502 PR middle-end/70457
11503 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
11504 to ensure a call statement is compatible with a built-in's
11506 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
11509 2016-04-04 Richard Biener <rguenther@suse.de>
11511 PR rtl-optimization/70484
11512 * rtl.h (canon_output_dependence): Declare.
11513 * alias.c (canon_output_dependence): New function.
11514 * dse.c (record_store): Use canon_output_dependence rather
11515 than canon_true_dependence.
11517 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11520 * cgraph.h (symtab_node::copy_visibility_from): New function.
11521 * symtab.c (symtab_node::copy_visibility_from): New function.
11522 * ipa-visibility.c (optimize_weakref): New function.
11523 (function_and_variable_visibility): Use it.
11525 2016-04-04 Martin Liska <mliska@suse.cz>
11528 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
11529 value that is really in range handled by SBR instruction.
11530 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
11531 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
11532 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
11534 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
11538 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
11539 set, but not for SP_REG operands.
11541 2016-04-02 Martin Sebor <msebor@redhat.com>
11544 * fold-const.c (maybe_nonzero_address): New function.
11545 (fold_comparison): Call it. Fold equality and relational
11546 expressions involving null pointers.
11547 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
11549 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
11551 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
11552 the "Y" constraint (scalar FP 0.0 immediate).
11554 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
11555 Add the "const_double" to the list of operand constraints.
11557 2016-04-01 Jakub Jelinek <jakub@redhat.com>
11559 PR rtl-optimization/70467
11560 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
11561 If low word of the last operand is 0, just emit addition/subtraction
11564 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11567 * config/s390/s390.c (s390_expand_insv): Check for everything
11568 constant instead of just VOIDmode stuff.
11570 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11573 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
11575 2016-04-01 Nathan Sidwell <nathan@acm.org>
11577 * tree.def (TRY_CATCH_EXPR): Correct documentation.
11579 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
11581 PR rtl-optimization/70461
11582 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
11585 2016-03-31 Martin Liska <mliska@suse.cz>
11588 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
11589 a tree value or an immediate integer value to a buffer
11590 that is eventually copied to a BRIG section.
11591 (emit_immediate_operand): Call the function here.
11592 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
11593 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
11594 of class' fields that are removed.
11595 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
11596 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
11597 m_brig_repr_size fields.
11599 2016-03-31 Martin Liska <mliska@suse.cz>
11602 * hsa-gen.c (hsa_function_representation::update_dominance): New
11604 (convert_addr_to_flat_segment): Likewise.
11605 (gen_hsa_memory_set): New alignment argument.
11606 (gen_hsa_ctor_assignment): Likewise.
11607 (gen_hsa_insns_for_single_assignment): Provide alignment
11608 to gen_hsa_ctor_assignment.
11609 (gen_hsa_insns_for_direct_call): Add new argument.
11610 (expand_lhs_of_string_op): New function.
11611 (expand_string_operation_builtin): Likewise.
11612 (expand_memory_copy): New function.
11613 (expand_memory_set): New function.
11614 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
11615 (convert_switch_statements): Change signature.
11616 (generate_hsa): Use a return value of the function.
11617 (pass_gen_hsail::execute): Do not call
11618 convert_switch_statements here.
11619 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
11620 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
11621 (hsa_function_representation::update_dominance): New function.
11623 2016-03-31 Martin Liska <mliska@suse.cz>
11626 * hsa-brig.c (emit_directive_variable): Emit alignment
11627 according to hsa_symbol::m_align.
11628 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
11629 (dump_hsa_symbol): Dump alignment of HSA symbols.
11630 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
11631 (gen_hsa_addr_with_align): New function.
11632 (hsa_bitmemref_alignment): Use newly added function.
11633 (gen_hsa_insns_for_load): Likewise.
11634 (gen_hsa_insns_for_store): Likewise.
11635 (gen_hsa_memory_copy): New argument added.
11636 (gen_hsa_insns_for_single_assignment): Respect
11637 alignment for assignments processed via gen_hsa_memory_copy.
11638 (gen_hsa_insns_for_direct_call): Likewise.
11639 (gen_hsa_insns_for_return): Likewise.
11640 (gen_function_def_parameters): Set default alignment.
11641 * hsa.c (hsa_object_alignment): New function.
11642 (hsa_byte_alignment): Pasted function.
11643 * hsa.h (hsa_symbol::m_align): New field.
11645 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11647 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
11648 scratch field for goto case.
11650 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
11652 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
11654 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
11657 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
11658 (scalar_chain::convert_insn): Call convert_op for reg
11659 moves to handle undefined registers.
11661 2016-03-31 Nathan Sidwell <nathan@acm.org>
11664 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
11665 Assert we don't want to move backwards.
11667 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
11670 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
11672 2016-03-31 Jakub Jelinek <jakub@redhat.com>
11674 PR rtl-optimization/70460
11675 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
11676 with operand from REG_LABEL_OPERAND, instead substitute
11677 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
11678 Don't do anything for REG_NON_LOCAL_GOTO jumps.
11680 2016-03-31 Martin Liska <mliska@suse.cz>
11682 * passes.c (execute_one_pass): Do not call
11683 todo_after for a discarded function.
11685 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11687 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
11688 (no_cost, infinite_cost): Initialize the new field.
11689 (get_computation_cost_at): Record setup cost.
11690 (determine_use_iv_cost_address): Skip cost computation for sub
11691 uses if we can estimate it without losing accuracy.
11693 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11695 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11697 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11698 max_loop_iterations_int.
11699 (tree_unswitch_outer_loop): Likewise.
11700 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11701 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11703 2016-03-30 Richard Biener <rguenther@suse.de>
11705 PR middle-end/70450
11706 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
11708 2016-03-30 Jakub Jelinek <jakub@redhat.com>
11711 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
11712 in gen_blendm expander.
11714 2016-03-30 Nick Clifton <nickc@redhat.com>
11717 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
11718 case where we are already provided with an SImode SUBREG.
11720 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
11723 * config/i386/i386.c (ix86_expand_epilogue): Properly check
11724 conflict between DRAP register and __builtin_eh_return.
11726 2016-03-30 Michael Matz <matz@suse.de>
11727 Richard Biener <rguenther@suse.de>
11730 * ipa-polymorphic-call.c (struct type_change_info): Change
11731 speculative to an unsigned allowing to limit the work we do.
11732 (csftc_abort_walking_p): New inline function..
11733 (check_stmt_for_type_change): Limit the number of may-defs
11734 skipped for speculative devirtualization to
11735 max-speculative-devirt-maydefs.
11736 * params.def (max-speculative-devirt-maydefs): New param.
11737 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
11739 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
11742 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
11745 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
11747 PR tree-optimization/59124
11748 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
11749 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
11751 2016-03-29 Jeff Law <law@redhat.com>
11753 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
11755 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11757 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
11760 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
11762 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
11763 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
11764 gcrt0.o if linking dynamically.
11766 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11769 * ipa-devirt.c (methods_equal_p): New function.
11770 (compare_virtual_tables): Use it.
11771 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
11772 * cgraphclones.c (clone_function_name_1): Use
11773 symbol_table::symbol_suffix_separator.
11774 * coverage.c (build_var): Likewise.
11775 * symtab.c (symbol_table::symbol_suffix_separator): New.
11777 2016-03-29 Jakub Jelinek <jakub@redhat.com>
11779 PR rtl-optimization/70429
11780 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
11781 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
11782 mode != result_mode.
11785 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
11787 PR tree-optimization/70405
11788 * ssa-iterators.h (num_imm_uses): Add missing braces.
11790 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
11792 PR rtl-optimization/68695
11793 * ira-color.c (allocno_copy_cost_saving): New.
11794 (improve_allocation): Use it.
11796 2016-03-29 Richard Henderson <rth@redhat.com>
11798 PR middle-end/70355
11799 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
11801 2016-03-29 Richard Biener <rguenther@suse.de>
11803 PR middle-end/70424
11804 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
11805 use alignment returned by get_pointer_alignment_1 if it is
11806 bigger than BITS_PER_UNIT.
11807 * builtins.c (get_pointer_alignment_1): Do not return true
11808 for alignment extracted from SSA info.
11810 2016-03-28 James Bowman <james.bowman@ftdichip.com>
11812 * config/ft32/ft32.opt (mnodiv): New.
11813 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
11814 * doc/invoke.texi (FT32 Options -mnodiv): New.
11816 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
11819 * config/i386/i386.md (define_split, andn): Fix modes.
11821 2016-03-26 Richard Biener <rguenther@suse.de>
11822 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11825 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
11827 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
11828 as 2nd argument to cl_optimization_restore().
11830 2016-03-25 Richard Henderson <rth@redhat.com>
11833 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
11834 * config/aarch64/aarch64-protos.h: Declare it.
11835 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
11837 2016-03-25 Alan Modra <amodra@gmail.com>
11840 * config/rs6000/constraints.md (j): Simplify.
11841 * config/rs6000/predicates.md (easy_fp_constant): Exclude
11843 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
11844 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
11845 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
11846 in all constraint alternatives.
11847 (movtd_64bit_nodm): Delete "j" constraint alternative.
11849 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11851 * tree-ssa-propagate.c: Enhance docs for
11852 SSA_PROP_NOT_INTERESTING.
11854 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11856 * doc/extend.texi: Fix typo in documentation to pure attribute.
11858 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
11861 * config/pa/pa.md (bswapdi2): Use a scratch register.
11863 2016-03-24 Richard Henderson <rth@redhat.com>
11865 PR middle-end/69845
11866 * fold-const.c (extract_muldiv_1): Correct test for multiplication
11869 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
11871 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
11872 using ix86_expand_binary_operator instead of gen_andsi3.
11874 2016-03-24 Richard Biener <rguenther@suse.de>
11876 PR tree-optimization/70396
11877 * tree-vect-stmts.c (vectorizable_comparison): Use
11878 get_vectype_for_scalar_type.
11880 2016-03-24 Richard Biener <rguenther@suse.de>
11882 PR middle-end/70370
11883 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
11884 with register bases.
11886 2016-03-24 Richard Biener <rguenther@suse.de>
11888 PR tree-optimization/70372
11889 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
11890 build_all_ones_cst to also handle vector types correctly.
11892 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11895 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
11898 2016-03-23 Marek Polacek <polacek@redhat.com>
11901 * doc/invoke.texi: Document -Wignored-attributes.
11903 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11905 PR tree-optimization/69042
11906 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
11907 parameter from 30 to 40.
11909 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11911 PR tree-optimization/69042
11912 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
11913 for use with constant offset stripped in base.
11915 2016-03-23 Richard Biener <rguenther@suse.de>
11917 PR middle-end/70251
11918 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
11919 mode compatibility check.
11920 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11922 2016-03-23 Jeff Law <law@redhat.com>
11924 PR tree-optimization/64058
11925 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
11927 (struct ssa_conflicts): Move up earlier in the file.
11928 (conflicts_, var_map_): New static variables.
11929 (initialize_conflict_count): New function to initialize the
11930 CONFLICT_COUNT field for each conflict pair.
11931 (compare_pairs): Lazily initialize the conflict count and use it
11932 as the first tie-breaker.
11933 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
11934 and wipe conflicts_ and map_ around the call to qsort. Remove
11935 special case for 2 coalesce pairs.
11936 * bitmap.c (bitmap_count_unique_bits): New function.
11937 (bitmap_count_bits_in_word): New function, extracted from
11939 (bitmap_count_bits): Use bitmap_count_bits_in_word.
11940 * bitmap.h (bitmap_count_unique_bits): Declare it.
11942 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
11945 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
11946 transparent alias chain for decl assembler name.
11947 * config/sol2.c (solaris_assemble_visibility): Likewise.
11949 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11951 * config/arm/arm1020e.md (1020call_op): Reduce reservation
11953 (v10_fdivs): Likewise.
11954 (v10_fdivd): Likewise.
11956 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11959 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
11960 to not call fclose twice on file.
11962 2016-03-23 Jakub Jelinek <jakub@redhat.com>
11964 PR tree-optimization/70354
11965 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11966 oprnd0 is wider than oprnd1 and there is a cast from the wider
11967 type to oprnd1, mask it with the mask of the narrower type.
11970 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
11971 Optimize TARGET_STV splitters, if high or low word of last argument
11974 2016-03-22 Jeff Law <law@redhat.com>
11977 tree-ssa-threadbackward.c
11978 (fsm_find_control_statement_thread_paths): Correctly distinguish
11979 between old style jump threads vs FSM jump threads.
11981 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
11984 * config/i386/i386.c (scalar_chain::convert_op): Support
11985 uninitialized register usage case.
11987 2016-03-22 Richard Biener <rguenther@suse.de>
11989 PR middle-end/70251
11990 * genmatch.c (gen_transform): Adjust last parameter to a three-state
11992 (capture::gen_transform): ... to change behavior when substituting
11993 a condition into cond or not-cond expr context.
11994 (dt_simplify::gen_1): Adjust.
11995 * gimple-match-head.c: Include gimplify.h for unshare_expr.
11996 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
11997 last change and instead change to
11998 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
11999 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12001 2016-03-22 Anthony Green <green@moxielogic.com>
12003 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
12004 issue for moxiebox targets.
12005 (CC1PLUS_SPEC): Ditto.
12007 2016-03-22 Richard Biener <rguenther@suse.de>
12009 PR middle-end/70333
12010 * fold-const.c (extract_muldiv_1): Properly perform multiplication
12013 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
12015 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
12017 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
12020 * config/i386/i386.c (def_builtin): Handle
12021 OPTION_MASK_ISA_AVX512VL to be and-ed with other
12023 (const struct builtin_description bdesc_special_args[]):
12024 Remove duplicate ISA bits.
12026 2016-03-22 Jakub Jelinek <jakub@redhat.com>
12029 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
12030 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
12031 in a way that works also for AVX512BW.
12034 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
12035 instead of source if operands[1] is xmm16 and above and
12036 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
12037 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
12040 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
12041 on assign if (*from_p) is a comparison, set it to
12042 TREE_NO_WARNING (*from_p).
12044 2016-03-21 Jakub Jelinek <jakub@redhat.com>
12046 PR middle-end/70326
12047 * lra.c (restore_scratches): Ignore deleted insns.
12049 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
12050 Jakub Jelinek <jakub@redhat.com>
12052 PR tree-optimization/70317
12053 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
12056 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
12059 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
12060 of ix86_expand_move.
12062 (movti): Use general_operand for operand 1 predicate.
12064 2016-03-21 Martin Liska <mliska@suse.cz>
12066 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
12068 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
12070 2016-03-21 Martin Liska <mliska@suse.cz>
12073 * ipa-icf.c (sem_function::parse): Skip static
12074 constructors and destructors.
12076 2016-03-21 Jakub Jelinek <jakub@redhat.com>
12079 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
12080 function-like macro, peek following token(s) if it is followed
12081 by CPP_OPEN_PAREN token with optional padding in between, and
12082 if not, don't treat it like a macro.
12084 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
12085 Alexander Monakov <amonakov@ispras.ru>
12087 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
12088 for the stabs debug format.
12090 2016-03-21 Richard Biener <rguenther@suse.de>
12092 PR tree-optimization/70310
12093 * tree-vect-generic.c (expand_vector_condition): Fold the built
12096 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
12099 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
12100 Block third alternative for AVX-512VL target,
12102 2016-03-21 Martin Liska <mliska@suse.cz>
12105 * hsa-brig.c (emit_function_directives): Mark unemitted
12106 global variables for emission.
12107 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
12108 (get_symbol_for_decl): Likewise.
12109 * hsa.h (struct hsa_symbol): New flag.
12111 2016-03-21 Richard Biener <rguenther@suse.de>
12113 PR tree-optimization/70288
12114 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
12115 we do not estimate unsimplified all-constant conditionals or
12116 switches as optimized away.
12118 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
12120 PR rtl-optimization/69102
12121 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
12122 when we have a readonly dependency context.
12124 2016-03-18 Jeff Law <law@redhat.com>
12126 PR rtl-optimization/70263
12127 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
12128 (update_equiv_regs): When trying to move a store to after the insn
12129 that sets the source of the store, make sure the store occurs after
12130 the insn that sets the source of the store. When successful note
12131 the REG_EQUIV note created in the dump file.
12133 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
12134 Bernd Schmidt <bschmidt@redhat.com>
12136 * doc/extend.texi: Document more potential problems with basic asms.
12138 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
12140 PR rtl-optimization/70278
12141 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
12144 2016-03-18 Jason Merrill <jason@redhat.com>
12146 * calls.c (load_register_parameters): Fix zero size sibcall logic.
12148 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
12150 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
12151 values to 128b regs.
12153 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12155 PR tree-optimization/70252
12156 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
12157 boolean vector has a proper number of elements.
12158 (supportable_narrowing_operation): Likewise.
12160 2016-03-18 Tom de Vries <tom@codesourcery.com>
12163 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
12165 2016-03-18 Jakub Jelinek <jakub@redhat.com>
12167 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
12168 instead of replace_rtx for DEBUG_INSNs.
12170 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12172 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
12173 load type reservations.
12175 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
12178 * config/pa/constraints.md: Revert 2015-02-13 change. Use
12179 define_constraint for "Q" and "T" constraints.
12181 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
12183 Tweak the pipeline model for Exynos M1
12185 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
12188 2016-03-17 David Malcolm <dmalcolm@redhat.com>
12191 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
12192 where one or both locations aren't within a line_map.
12194 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
12197 * opts.c (finish_options): Don't set flag_pie to the default if
12198 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
12201 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
12203 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
12204 true as ALL_REGS argument to replace_rtx.
12206 2016-03-17 Richard Biener <rguenther@suse.de>
12209 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
12212 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12215 * rtl.h (replace_rtx): Add ALL_REGS argument.
12216 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
12217 equality and assert mode is the same, instead of just rtx pointer
12219 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
12220 true as ALL_REGS argument to replace_rtx.
12222 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
12224 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
12225 for boolean vector with vector mode only.
12226 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12228 2016-03-17 Nick Clifton <nickc@redhat.com>
12231 * config/rx/rx.c (rx_print_integer): Print negative constants in
12234 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12237 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
12239 2016-03-16 Richard Henderson <rth@redhat.com>
12240 Richard Biener <rguenth@suse.de>
12242 PR middle-end/70240
12243 PR middle-end/68215
12245 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
12246 first operand as is_gimple_condexpr.
12248 PR middle-end/70240
12249 PR middle-end/68215
12251 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
12252 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
12253 Do not gimplify the result.
12254 (do_unop): Adjust call to tree_vec_extract.
12255 (do_binop): Likewise.
12256 (do_compare): Likewise.
12257 (do_plus_minus): Likewise.
12258 (do_negate): Likewise.
12259 (expand_vector_condition): Likewise.
12260 (do_cond): Likewise.
12262 2016-03-16 Richard Henderson <rth@redhat.com>
12265 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
12266 (aarch64_classify_address): Use it.
12267 (aarch64_legitimize_address): Force all subexpressions of PLUS
12268 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
12270 2016-03-16 Jakub Jelinek <jakub@redhat.com>
12271 Richard Biener <rguenth@suse.de>
12274 * rtlanal.c (replace_rtx): For REG, if from is a REG,
12275 return to even if only REGNO is equal, and assert
12278 2016-03-11 Jeff Law <law@redhat.com>
12280 PR rtl-optimization/70224
12281 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
12283 2016-03-16 Richard Henderson <rth@redhat.com>
12285 PR middle-end/70199
12286 * function.h (struct function): Add has_forced_label_in_static.
12287 * gimplify.c (force_labels_r): Set it.
12288 * lto-streamer-in.c (input_struct_function_base): Read it.
12289 * lto-streamer-out.c (output_struct_function_base): Write it.
12290 * tree-inline.c (has_label_address_in_static_1): Remove.
12291 (copy_forbidden): Remove fndecl parameter; test
12292 has_forced_label_in_static.
12293 (inline_forbidden_p): Update call to copy_forbidden.
12294 (tree_versionable_function_p): Likewise.
12295 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
12296 (chkp_versioning): Likewise.
12297 * tree-inline.h (copy_forbidden): Update decl.
12299 2016-03-16 Marek Polacek <polacek@redhat.com>
12302 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
12303 function being thunked if the result type doesn't have fixed size.
12304 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
12305 doesn't have fixed size.
12307 2016-03-16 Bin Cheng <bin.cheng@arm.com>
12309 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
12310 reporting malformed loop nest.
12312 2016-03-16 Tom de Vries <tom@codesourcery.com>
12315 * ipa-devirt.c (possible_polymorphic_call_targets): Move
12316 nodes.length () == 1 test to before first nodes[0] access.
12318 2016-03-16 Tom de Vries <tom@codesourcery.com>
12320 PR tree-optimization/68715
12321 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
12322 single_pred_p test.
12324 2016-03-16 Tom de Vries <tom@codesourcery.com>
12326 PR tree-optimization/68809
12327 * graphite-scop-detection.c (same_close_phi_node): Test if result types
12330 2016-03-16 Carlos O'Donell <carlos@redhat.com>
12331 Sandra Loosemore <sandra@codesourcery.com>
12333 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
12334 on leaf attribute. Mention ELF interposition problems.
12336 2016-03-16 Alan Modra <amodra@gmail.com>
12338 PR rtl-optimization/69195
12339 PR rtl-optimization/47992
12340 * ira.c (indirect_jump_optimize): Ignore artificial defs.
12343 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
12346 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
12348 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12350 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
12352 2016-03-15 Jakub Jelinek <jakub@redhat.com>
12354 PR rtl-optimization/70222
12355 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
12356 optimization if mode is different from result_mode, queue up masking
12357 of the result in outer_op. Formatting fix.
12359 PR middle-end/70239
12360 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
12363 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12365 PR rtl-optimization/69032
12366 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
12367 looping backwards over basic block insns.
12369 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12372 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
12373 to non-speculative when propagating trap bits.
12375 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12377 PR rtl-optimization/63384
12378 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
12379 DEBUG_INSN_P insns.
12381 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12384 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
12385 factored out from ...
12386 (sched_analyze_insn): ... here.
12387 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
12388 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
12389 get_implicit_reg_pending_clobbers in it.
12390 (setup_id_reg_sets): Use setup_id_implicit_regs.
12391 (deps_init_id): Ditto.
12393 2016-03-15 Tom de Vries <tom@codesourcery.com>
12396 * cgraph.c (cgraph_node::get_body): Save, reset and restore
12398 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
12399 execute_function_dump.
12400 (execute_one_pass): Don't dump function if it will be dumped after ipa
12403 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
12405 * genrecog.c (match_pattern_2): If pred is NULL don't call
12406 safe_predicate_mode on it.
12408 2016-03-14 Jakub Jelinek <jakub@redhat.com>
12410 PR middle-end/70219
12411 * lra-constraints.c (delete_move_and_clobber): Change assertion
12412 to also allow dregno == 0.
12414 2016-03-14 Richard Henderson <rth@redhat.com>
12417 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
12418 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
12419 (reassociate_bb): Use optimize_vec_cond_expr; avoid
12420 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
12423 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
12426 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
12428 (lra_create_live_ranges_1): initialize hard register biggest_mode to
12430 * lra-constraints.c (split_reg): For hard regs, try to find the
12431 biggest single-register mode used in the function.
12433 2016-03-14 Richard Biener <rguenther@suse.de>
12435 PR tree-optimization/56365
12436 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
12437 constants to compare against.
12439 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
12442 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
12443 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
12444 (define_split for the GPR case): Use int_reg_operand instead of
12445 gpc_reg_operand for the output.
12447 2016-03-14 Tom de Vries <tom@codesourcery.com>
12449 PR tree-optimization/70045
12450 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
12451 create_empty_if_region_on_edge argument.
12453 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
12455 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
12456 (STACK_CHECK_PROTECT): Likewise.
12457 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12458 (STACK_CHECK_PROTECT): Likewise.
12459 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12460 (STACK_CHECK_PROTECT): Likewise.
12461 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
12462 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
12463 (STACK_CHECK_PROTECT): Likewise.
12465 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
12467 PR rtl-optimization/69307
12468 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
12469 registers in modes that span more than one register.
12471 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
12474 * lra-constraints.c (delete_move_and_clobber): New.
12475 (remove_inheritance_pseudos): Use it.
12477 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
12480 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
12481 the libcall is LCT_THROW.
12482 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
12483 for the checking routine.
12485 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
12488 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
12489 optimization if we have direct move.
12490 (roundu32<mode>2_fprs): Likewise.
12492 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
12495 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
12497 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
12498 Arguments swapped. All callers changed. Take reg_renumber into
12499 account, and Calculate and compare register ranges for hard regs.
12501 2016-03-11 Jeff Law <law@redhat.com>
12503 PR tree-optimization/70190
12504 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12505 Handle cases where we can not extract the taken edge, even though we
12506 found a constant value.
12508 PR tree-optimization/64058
12509 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
12510 (num_coalesce_pairs): Move up earlier in file.
12511 (find_coalesce_pair): Initialize the INDEX field for each pair
12513 (compare_pairs): No longer sort on the elements in each pair.
12514 Instead break ties with the index of the coalesce pair.
12516 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12519 * config/aarch64/aarch64-protos.h
12520 (aarch64_save_restore_target_globals): New prototype.
12521 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
12522 Call the above when popping pragma.
12523 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
12525 (aarch64_set_current_function): Rewrite using the above.
12527 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12529 PR tree-optimization/70177
12530 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
12531 (extract_ops_from_tree): ... this. In the 2 argument
12532 overload remove _1 suffix.
12533 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
12534 (extract_ops_from_tree): ... this.
12535 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
12537 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12538 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
12539 extract_ops_from_tree instead of 2 operand one.
12541 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
12543 PR tree-optimization/70013
12544 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
12545 for constant-pool entries.
12547 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12549 PR rtl-optimization/70174
12550 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
12551 followed by gen_lowpart on force_reg instead of just gen_lowpart.
12553 PR tree-optimization/70169
12554 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
12555 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
12558 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12559 Jakub Jelinek <jakub@redhat.com>
12562 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
12563 of uninitialized values.
12565 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12567 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
12569 ("*trunctddd2"): New pattern definition.
12570 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
12573 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12575 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
12576 definitions for BFP and DFP rounding modes.
12577 ("fixuns_truncdddi2", "fixuns_trunctddi2")
12578 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
12579 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
12580 ("fix_trunctf<mode>2"): Use the new constants instead of magic
12583 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12585 * config/s390/constraints.md: Adjust comment.
12586 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
12587 s390_decompose_addrstyle_without_index.
12588 * config/s390/predicates.md (shift_count_or_setmem_operand):
12589 Rename to setmem_operand.
12590 * config/s390/s390-protos.h
12591 (s390_decompose_shift_count): Rename to
12592 s390_decompose_addrstyle_without_index.
12593 * config/s390/s390.c (s390_decompose_shift_count)
12594 (s390_mem_constraint, print_shift_count_operand)
12595 (print_operand_address, print_operand): Rename
12596 s390_decompose_shift_count to
12597 s390_decompose_addrstyle_without_index and rename
12598 print_shift_count_operand to print_addrstyle_operand troughout the
12600 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
12601 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
12602 Rename shift_count_or_setmem_operand to setmem_operand.
12603 * config/s390/vx-builtins.md ("vec_insert<mode>")
12604 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
12607 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12610 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12611 Handle overlapping retval and newval.
12613 2016-03-10 Nick Clifton <nickc@redhat.com>
12616 * config/aarch64/aarch64.c
12617 (aarch64_override_options_after_change_1): When forcing
12618 flag_omit_frame_pointer to be true, use a special value that can
12619 be detected if this function is called again, thus preventing
12620 flag_omit_leaf_frame_pointer from being forced to be false.
12622 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12624 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
12625 Set x_flag_omit_leaf_frame_pointer when handling
12626 -momit-leaf-frame-pointer.
12628 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12631 * cgraph.c (cgraph_node::dump): Dump split_part and
12632 indirect_call_target.
12633 * cgraph.h (cgraph_node): Add indirect_call_target flag.
12634 * ipa.c (has_addr_references_p): Cleanup.
12635 (is_indirect_call_target_p): New.
12636 (walk_polymorphic_call_targets): Do not mark virtuals that may be
12637 called indirectly as local.
12638 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
12640 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12643 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12644 on cxa_pure_virtual.
12646 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12649 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
12651 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12654 * tree.c (need_assembler_name_p): Only record main variant type names.
12656 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12659 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
12660 Always define to 0 or 1.
12661 (TARGET_FIX_ERR_A53_843419): New macro.
12662 * config/aarch64/aarch64-elf-raw.h
12663 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
12664 * config/aarch64/aarch64-linux.h: Likewise.
12665 * config/aarch64/aarch64.c
12666 (aarch64_override_options_after_change_1): Do not default
12667 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
12669 (aarch64_attributes): Handle fix-cortex-a53-843419.
12670 (aarch64_can_inline_p): Likewise.
12671 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
12673 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
12674 Jakub Jelinek <jakub@redhat.com>
12676 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
12677 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
12678 DECL_COMMONS if flag_unconstrained_commons is set.
12679 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12680 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
12681 (funconstrained-commons): Document.
12683 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12685 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
12686 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
12688 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
12690 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
12691 has a proper number of elements.
12693 2016-03-10 Alan Modra <amodra@gmail.com>
12695 PR rtl-optimization/69195
12696 PR rtl-optimization/47992
12697 * ira.c (recorded_label_ref): Delete.
12698 (update_equiv_regs): Return void.
12699 (indirect_jump_optimize): New function.
12700 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
12701 before regstat_compute_ri. Don't rebuild_jump_labels here.
12702 Delete update_regstat.
12704 2016-03-10 Richard Biener <rguenther@suse.de>
12706 PR tree-optimization/70128
12707 * tree-ssa-structalias.c (set_uids_in_ptset): Set
12708 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
12710 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12712 PR tree-optimization/70152
12713 * tree-sra.c (replace_removed_params_ssa_names): Copy over
12714 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
12717 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
12718 instead of gen_sse2_loadlpd.
12719 * config/i386/sse.md (*vec_concatv2df): Rename to...
12720 (vec_concatv2df): ... this.
12722 PR tree-optimization/70127
12723 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
12725 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12729 * diagnostic-show-locus.c (compatible_locations_p): New function.
12730 (layout::layout): Sanitize ranges using compatible_locations_p.
12732 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12736 * diagnostic-show-locus.c (layout_range::layout_range): Replace
12737 location_range param with three const expanded_locations * and a
12739 (layout::layout): Replace call to
12740 rich_location::lazily_expand_location with get_expanded_location.
12741 Extract the range and perform location expansion here, passing
12742 the results to the layout_range ctor.
12743 * diagnostic.c (source_range::debug): Delete.
12744 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
12745 of rich_location::get_expanded_location.
12746 * gcc-rich-location.c (get_range_for_expr): Delete.
12747 (gcc_rich_location::add_expr): Reimplement to avoid the
12748 rich_location::add_range overload that took a location_range,
12749 passing a location_t instead.
12751 2016-03-09 Richard Biener <rguenther@suse.de>
12752 Jakub Jelinek <jakub@redhat.com>
12754 PR tree-optimization/70138
12755 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12756 Also skip vect_double_reduction_def.
12758 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12761 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
12762 if the operand is "m".
12764 2016-03-09 Nathan Sidwell <nathan@acm.org>
12766 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
12768 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12770 * config/i386/i386.c (processor_target_table): Fix cost table
12771 intialization order for znver1.
12773 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12775 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
12776 - becuase -> because.
12777 * ipa-reference.c (ignore_module_statics): Likewise.
12778 * cgraph.c (cgraph_node::get_body): Likewise.
12779 * ipa-inline.c (early_inliner): Likewise.
12780 * ipa-devirt.c (types_same_for_odr): Likewise.
12781 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
12782 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
12784 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12786 * tree-ssa-math-opts.c: Fix typo in comment.
12788 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12791 * config/i386/i386.c (scalar_chain::make_vector_copies,
12792 scalar_chain::convert_reg): Call end_sequence in between
12793 get_insns and emit_conversion_insns rather than after both
12796 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
12799 * config/i386/i386.h (machine_function): Add
12800 pc_thunk_call_expanded flag.
12801 (ix86_pc_thunk_call_expanded): New define.
12802 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
12803 (*set_got): Rename insn pattern from set_got.
12804 (*set_got_labelled): Rename inst pattern from set_got_labelled.
12805 * config/i386/i386.c (ix86_compute_frame_layout): Use
12806 ix86_pc_thunk_call_expanded to prevent red-zone.
12808 2016-03-07 Martin Jambor <mjambor@suse.cz>
12810 * hsa.h (hsa_get_ctor_statements): Declare.
12811 (hsa_get_dtor_statements): Likewise.
12812 (hsa_get_kernel_dispatch_type): Likewise.
12813 * hsa.c (hsa_get_ctor_statements): New function.
12814 (hsa_get_dtor_statements): Likewise.
12815 (hsa_get_kernel_dispatch_type): Likewise.
12816 * hsa-brig.c (hsa_cdtor_statements): Removed.
12817 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
12818 hsa_get_dtor_statements.
12819 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
12820 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
12822 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
12824 * config/arm/arm-cores.def (cortex-r8): New.
12825 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
12826 * config/arm/arm-tune.md: Likewise.
12827 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
12829 2016-03-07 Martin Sebor <msebor@redhat.com>
12831 PR rtl-optimization/19705
12832 * doc/invoke.texi (Options That Control Optimization): Clarify
12833 -fno-branch-count-reg.
12835 2016-02-26 Richard Biener <rguenther@suse.de>
12836 Jeff Law <law@redhat.com>
12838 PR tree-optimization/69740
12839 * cfghooks.c (remove_edge): Request loop fixups if we delete
12840 an edge that might turn an irreducible loop into a natural
12842 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
12843 Move after definition of loops_state_clear.
12845 2016-03-07 Bin Cheng <bin.cheng@arm.com>
12847 PR rtl-optimization/69052
12848 * rtlanal.c (commutative_operand_precedence): Set higher precedence
12851 2016-03-07 Tom de Vries <tom@codesourcery.com>
12853 PR tree-optimization/70116
12854 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
12855 is_tm_ending stmts and ubsan/asan internal functions.
12856 (find_duplicate): Use it. Don't test is_tm_ending here.
12858 2016-03-07 Richard Biener <rguenther@suse.de>
12860 PR tree-optimization/70115
12861 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
12862 (propagate_constants_for_unrolling): Use replace_uses_by.
12864 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
12866 PR middle-end/69916
12867 * omp-low.c (struct oacc_loop): Add ifns.
12868 (new_oacc_loop_raw): Initialize it.
12869 (finish_oacc_loop): Clear mask & flags if no ifns.
12870 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
12871 (oacc_loop_xform_loop): Add ifns arg & adjust.
12872 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
12874 2016-03-07 Richard Henderson <rth@redhat.com>
12877 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
12878 (insert_value_copy_on_edge): Likewise.
12880 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12882 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
12884 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12887 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
12889 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12891 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
12893 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12895 Fix sseimul type attribute.
12896 * config/i386/znver1.md
12897 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
12898 znver1_sseimul_avx256_load) : Fix the type attribute.
12899 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
12900 pipe usage and latency.
12902 2016-03-05 Jakub Jelinek <jakub@redhat.com>
12905 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
12906 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
12909 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12912 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
12914 PR rtl-optimization/69941
12915 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
12916 the reg share its mode.
12918 2016-03-04 Jeff Law <law@redhat.com>
12920 PR tree-optimization/69196
12921 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12922 If the both SSA_NAMEs are anonymous, then consider them unassociated
12923 and include the PHI in the statement count.
12925 2016-03-05 Tom de Vries <tom@codesourcery.com>
12927 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
12928 construct in oacc routine. Check for oacc region in oacc routine.
12930 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12933 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
12934 2016-02-22 changes, instead don't recurse if RECUR is already true.
12935 Don't change *dynamic_check if RECUR. Adjust recursive caller
12936 to pass true to the new argument.
12937 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
12940 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12941 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
12943 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
12945 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12947 PR rtl-optimization/57676
12948 * lra-assigns.c (lra_assign): Guard test for maximum iterations
12949 with flag_checking.
12951 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
12953 * tree-vect-patterns.c (search_type_for_mask): Handle
12954 comparison of booleans.
12956 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12958 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
12962 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
12963 all other ops that have dw_val_class_die_ref operands,
12964 and DW_OP_GNU_entry_value.
12966 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12968 PR rtl-optimization/69904
12969 * config/arm/arm.c (arm_cannot_copy_insn_p):
12970 Return true for load-exclusive instructions.
12972 2016-03-03 Jakub Jelinek <jakub@redhat.com>
12975 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
12976 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
12977 the pattern no matter if it is used just by non-pattern, pattern
12979 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
12980 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12981 oprnd1 def_stmt is in pattern, don't look through it.
12983 2016-03-03 Marek Polacek <polacek@redhat.com>
12985 PR middle-end/70050
12986 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
12988 2016-03-03 Martin Liska <mliska@suse.cz>
12990 PR tree-optimization/70043
12991 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
12992 previous statement if we see a debug statement.
12994 2016-03-03 Richard Biener <rguenther@suse.de>
12996 PR tree-optimization/55936
12997 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
12998 parameter and guard unsafe equivalence use.
12999 (vrp_evaluate_conditional_warnv_with_ops): Always use
13000 safe equivalences but not via the quadratic compare_names
13003 2016-03-03 Michael Collison <michael.collison@linaro.org>
13006 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
13007 for operand 1 to s_register_operand. Change predicate for operand
13008 2 to arm_not_immediate_operand.
13010 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
13012 * doc/tm.texi: Regenerated.
13014 2016-03-02 Richard Henderson <rth@redhat.com>
13017 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
13018 simplification when all args are positive non-fixed registers.
13020 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13022 * target.def (lra_p): Specify that new ports should use LRA.
13024 2016-03-02 Jakub Jelinek <jakub@redhat.com>
13027 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
13028 gimplify_type_sizes the type they refer to.
13029 (omp_notice_variable): Handle reference vars to VLAs.
13030 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
13031 reference to VLA decls in the second pass instead of first pass.
13033 2016-03-02 Tom de Vries <tom@codesourcery.com>
13035 PR tree-optimization/68659
13036 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
13037 new_expr == NULL_TREE.
13038 (get_new_name): Handle ADDR_EXPR.
13040 2016-03-02 Bin Cheng <bin.cheng@arm.com>
13042 PR rtl-optimization/69052
13043 * loop-invariant.c (canonicalize_address): New function.
13044 (inv_can_prop_to_addr_use): Check validity of address expression
13045 which is canonicalized by above function.
13047 2016-03-02 Alan Modra <amodra@gmail.com>
13050 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
13053 2016-03-02 Jakub Jelinek <jakub@redhat.com>
13056 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
13057 (*movhi_internal): Put mask moves from and to memory separately
13058 from moves from/to GPRs.
13060 2016-03-02 Richard Biener <rguenther@suse.de>
13062 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
13063 GENERIC expressions in GIMPLE.
13065 2016-03-02 Richard Biener <rguenther@suse.de>
13067 * config/i386/i386.c (type_natural_mode): Fix typo.
13069 2016-03-02 Nick Clifton <nickc@redhat.com>
13071 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
13073 2016-03-02 Richard Biener <rguenther@suse.de>
13074 Uros Bizjak <ubizjak@gmail.com>
13077 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
13079 2016-03-02 Richard Biener <rguenther@suse.de>
13081 PR middle-end/67278
13082 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
13084 2016-03-02 Marek Polacek <polacek@redhat.com>
13087 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
13088 "is promoted to" warning.
13090 2016-03-01 DJ Delorie <dj@redhat.com>
13092 * config.gcc: Deprecate mep-*.
13094 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
13096 PR middle-end/70025
13097 * lra-constraints.c (regno_val_use_in): New.
13098 (match_reload): Use it instead of regno_use_in.
13100 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
13102 PR rtl-optimization/70007
13103 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
13104 references present in REG_EQUAL notes attached to non-SET patterns.
13106 2016-03-01 Jeff Law <law@redhat.com>
13108 PR tree-optimization/69196
13109 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13110 Appropriately clamp the number of statements to copy when the
13111 thread path does not traverse a loop backedge.
13113 PR tree-optimization/69196
13114 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13115 Do count some PHIs in the thread path against the insn count. Decrease
13116 final statement count by one as the control statement in the last
13117 block will get removed. Remove special cased code for handling PHIs
13120 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
13123 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
13124 asm dialect alternatives to explicit GOTPCREL calls.
13126 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
13129 * ira.c (do_reload): Issue warning for generic stack checking here...
13130 * reload1.c (reload): ...instead of here and streamline it.
13132 2016-03-01 Nick Clifton <nickc@redhat.com>
13134 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
13136 2016-03-01 Richard Biener <rguenther@suse.de>
13138 PR tree-optimization/69983
13139 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
13140 types and fall back to operand_equal_p.
13142 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13145 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13147 * config/s390/constraints.md ("jm8"): New constraint.
13148 * config/s390/predicates.md ("const_int_8bitset_operand"): New
13150 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
13152 ("*setmem_long<setmem_and>"): New pattern.
13153 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
13155 ("*setmem_long_31z<setmem_and>"): New pattern.
13156 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
13157 New substitution rules with the required attributes.
13160 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13163 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13165 * gensupport.c (process_substs_on_one_elem): Split loop to
13166 complete mark_operands_used_in_match_dup on all expressions in the
13168 (adjust_operands_numbers): Inline into process_substs_on_one_elem
13169 and remove function.
13171 2016-03-01 Richard Biener <rguenther@suse.de>
13173 PR middle-end/70022
13174 * fold-const.c (fold_indirect_ref_1): Fix range checking for
13175 vector BIT_FIELD_REF extract.
13177 2016-03-01 Richard Biener <rguenther@suse.de>
13179 PR tree-optimization/69994
13180 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
13182 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
13184 PR tree-optimization/69956
13185 * tree-vect-stmts.c (supportable_widening_operation): Support
13186 multi-step conversion of boolean vectors.
13187 (supportable_narrowing_operation): Likewise.
13189 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13191 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
13194 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13196 * config/s390/subst.md (DSI_VI): New mode iterator.
13197 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
13198 * config/s390/vector.md ("vec_set<mode>"): Move expander before
13199 the insn definition.
13200 ("*vec_set<mode>"): Change predicate and add alternative to
13201 support only either register or const_int operands as element
13203 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
13205 ("vec_extract<mode>"): New expander.
13206 ("*vec_extract<mode>"): New insn definition supporting reg and
13207 const_int element selectors.
13208 ("*vec_extract<mode>_plus"): New insn definition supporting
13209 reg+const_int element selectors.
13210 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
13211 following expander+insn definition.
13212 ("<vec_shifts_name><mode>3"): New expander.
13213 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
13215 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13217 * config/s390/s390.md ("*tabort_1"): Change predicate to
13218 nonmemory_operand. Add a second alternative to cover
13219 register as well as const int operands.
13220 ("*tabort_1_plus"): New pattern definition.
13222 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13224 * config/s390/s390.md ("*ashrdi3_cc_31")
13225 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
13226 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
13227 Merge insn definitions into ...
13228 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
13229 New pattern definition.
13230 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
13231 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
13232 ("*ashr<mode>3_and"): Merge insn definitions into ...
13233 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
13234 New pattern definition.
13235 * config/s390/subst.md ("addr_style_op_cc_subst")
13236 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
13237 substitutions patterns plus attributes.
13238 Add ashiftrt to SUBST iterator.
13240 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13242 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
13243 op2 to nonmemory_operand.
13244 ("*<shift>di3_31", "*<shift>di3_31_and"):
13245 Merge into single pattern definition ...
13246 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
13247 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
13248 pattern definition ...
13249 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
13250 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
13253 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13255 * config/s390/predicates.md (const_int_6bitset_operand): New
13257 * config/s390/s390.md: Include subst.md.
13258 ("rotl<mode>3"): New expander.
13259 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
13261 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
13262 * config/s390/subst.md: New file.
13264 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13266 * config/s390/s390.md ("op_type", "atype", "length" attributes):
13267 Remove RRR type. It doesn't really exist.
13268 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
13270 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
13271 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
13272 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
13273 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
13274 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
13275 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
13276 `enabled' attribute.
13278 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13280 * gensupport.c (process_substs_on_one_elem): Split loop to
13281 complete mark_operands_used_in_match_dup on all expressions in the
13283 (adjust_operands_numbers): Inline into process_substs_on_one_elem
13284 and remove function.
13286 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
13289 * config/sparc/sparc.c (NWORDS_UP): Rename to...
13290 (CEIL_NWORDS): ...this. Use CEIL macro.
13291 (compute_fp_layout): Adjust to above renaming.
13292 (function_arg_union_value): Likewise.
13293 (sparc_arg_partial_bytes): Likewise.
13294 (sparc_function_arg_advance): Likewise.
13296 2016-02-29 Jeff Law <law@redhat.com>
13298 PR tree-optimization/70005
13299 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
13300 where an object with a boolean range is compared against a value
13303 PR tree-optimization/69999
13304 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
13305 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
13308 2016-02-29 Richard Biener <rguenther@suse.de>
13310 PR tree-optimization/69994
13311 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
13312 (get_unary_op): Look through nop conversions.
13313 (ops_equal_values_p): New function, look for equality diregarding
13315 (eliminate_plus_minus_pair): Use ops_equal_values_p
13316 (repropagate_negates): Do not use get_unary_op here.
13318 2016-02-29 Martin Liska <mliska@suse.cz>
13320 * system.h: Poison ENABLE_CHECKING macro.
13322 2016-02-29 Martin Liska <mliska@suse.cz>
13324 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
13325 is presented in dump flags.
13326 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13327 (hsa_regalloc): Likewise.
13329 2016-02-19 Richard Biener <rguenther@suse.de>
13331 PR tree-optimization/69980
13332 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
13333 permutation of those we need to keep.
13335 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
13338 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
13339 (NWORDS_UP): ...this
13340 (init_cumulative_args): Minor tweaks.
13341 (sparc_promote_function_mode): Likewise.
13342 (scan_record_type): Delete.
13343 (traverse_record_type): New function template.
13344 (classify_data_t): New structure type.
13345 (classify_registers): New inline function.
13346 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
13347 exhausted. Instantiate traverse_record_type on classify_registers and
13348 deal with the case of a structure passed in slot #15 with no FP field
13350 (assign_data_t): New structure type.
13351 (compute_int_layout): New static function.
13352 (compute_fp_layout): Likewise.
13353 (count_registers): New inline function.
13354 (assign_int_registers): New static function.
13355 (assign_fp_registers): Likewise.
13356 (assign_registers): New inline function.
13357 (function_arg_record_value_1): Delete.
13358 (function_arg_record_value_2): Likewise.
13359 (function_arg_record_value_3): Likewise.
13360 (function_arg_record_value): Adjust to above changes. Instantiate
13361 traverse_record_type on count_registers to first count the number of
13362 registers to be used and then on assign_registers to assign them.
13363 (function_arg_union_value): Adjust to above renaming.
13364 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
13365 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
13366 case of a structure passed in slot #15
13367 (sparc_function_arg_advance): Likewise.
13368 (function_arg_padding): Minor tweak.
13370 2016-02-29 Richard Biener <rguenther@suse.de>
13372 PR tree-optimization/69720
13373 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
13374 the adjustment_def path for possibly vectorized defs.
13375 (vect_create_epilog_for_reduction): Handle vectorized initial
13378 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
13380 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
13382 2016-02-27 Jeff Law <law@redhat.com>
13385 2016-02-26 Richard Biener <rguenther@suse.de>
13386 Jeff Law <law@redhat.com>
13388 PR tree-optimization/69740
13389 * cfghooks.c (remove_edge): Request loop fixups if we delete
13390 an edge that might turn an irreducible loop into a natural
13393 2016-02-27 Jakub Jelinek <jakub@redhat.com>
13395 PR rtl-optimization/69896
13396 * tree-vect-generic.c (get_compute_type): Avoid single element
13399 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
13401 Rename the AArch64 tuning option and related functions to enable the
13402 Newton series for the reciprocal square root to reflect its
13403 approximative characteristic.
13405 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
13406 function to "aarch64_emit_approx_rsqrt".
13407 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
13408 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
13409 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
13410 (xgene1_tunings): Likewise.
13411 (use_rsqrt_p): Likewise.
13412 (aarch64_emit_swrsqrt): Use new function name.
13413 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
13414 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
13415 text explaining this option.
13416 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
13418 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13421 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
13422 complain about -mallow-movmisalign without -mvsx if
13423 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
13425 2016-02-26 Joel Sherrill <joel@rtems.org>
13427 * config.gcc: Add x86_64-*-rtems*.
13428 * config/i386/rtems-64.h: New file.
13430 2016-02-26 Joel Sherrill <joel@rtems.org>
13432 * config.gcc: Add aarch64-*-rtems*.
13433 * config/aarch64/rtems.h: New file.
13435 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
13438 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
13439 shift amount using %h. Add comment.
13441 2016-02-26 Richard Biener <rguenther@suse.de>
13442 Jeff Law <law@redhat.com>
13444 PR tree-optimization/69740
13445 * cfghooks.c (remove_edge): Request loop fixups if we delete
13446 an edge that might turn an irreducible loop into a natural
13449 2016-02-26 Martin Jambor <mjambor@suse.cz>
13451 PR middle-end/69920
13452 * tree-sra.c (sra_modify_assign): Do not remove loads of
13453 uninitialized aggregates to SSA_NAMEs.
13455 2016-02-26 Richard Henderson <rth@redhat.com>
13458 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
13459 pseudo in case the target rtx matches the source of the left
13462 2016-02-26 Martin Jambor <mjambor@suse.cz>
13465 * hsa.h (hsa_type_packed_p): Declare.
13466 * hsa.c (hsa_type_packed_p): New function.
13467 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
13469 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
13470 * hsa-brig.c (emit_basic_insn): Likewise.
13472 2016-02-26 Martin Jambor <mjambor@suse.cz>
13475 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
13477 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
13479 2016-02-26 Martin Jambor <mjambor@suse.cz>
13481 * hsa.h (is_a_helper): New overload for hsa_op_immed for
13482 hsa_op_with_type operands.
13483 (hsa_unsigned_type_for_type): Declare.
13484 * hsa.c (hsa_unsigned_type_for_type): New function.
13485 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
13486 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
13487 the finalizer. Do not emit extra move.
13489 2016-02-26 Martin Jambor <mjambor@suse.cz>
13491 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
13492 atomic operations in private segment.
13494 2016-02-26 Martin Jambor <mjambor@suse.cz>
13496 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
13497 statements to wi->info. Also disallow omp simd constructs.
13498 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
13499 for not gridifying. Dump special string for omp_for.
13501 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13504 * config/aarch64/aarch64.c (aarch64_set_current_function):
13505 Save/restore target globals when switching to
13506 target_option_default_node.
13508 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13511 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
13512 Return 0 if !SHIFT_COUNT_TRUNCATED.
13514 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13515 Eric Botcazou <ebotcazou@adacore.com>
13517 PR rtl-optimization/69891
13518 * dse.c (scan_insn): If we can't figure out memset arguments
13519 or they are non-constant, call clear_rhs_from_active_local_stores.
13521 2016-02-26 Martin Liska <mliska@suse.cz>
13523 * doc/extend.texi: Mention clog10, clog10f an clog10l
13524 in Builtins section.
13526 2016-02-26 Martin Liska <mliska@suse.cz>
13528 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
13530 (resolve_args_picking_1): Likewise.
13531 * dwarf2out.h (struct GTY): Likewise.
13533 2016-02-26 Martin Liska <mliska@suse.cz>
13535 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
13536 with flag_checking.
13537 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13539 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
13540 Martin Liska <mliska@suse.cz>
13542 * doc/install.texi: Mention --enable-valgrind-annotations.
13544 2016-02-26 Richard Biener <rguenther@suse.de>
13546 PR tree-optimization/69551
13547 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
13548 looking through aliases adjust DECL_PT_UID to refer to the
13549 ultimate alias target.
13551 2016-02-25 Martin Liska <mliska@suse.cz>
13553 PR middle-end/69919
13554 * alloc-pool.c (after_memory_report): New variable.
13555 * alloc-pool.h (base_pool_allocator ::release): Do not use
13556 the infrastructure if after_memory_report.
13557 * toplev.c (toplev::main): Mark after memory report.
13559 2016-02-25 Richard Biener <rguenther@suse.de>
13561 PR tree-optimization/48795
13562 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
13564 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
13567 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
13568 offloading is enabled and -fopenacc or -fopenmp is specified.
13569 (CRTOFFLOADEND): Likewise.
13570 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
13571 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
13572 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
13573 (offload_objects_file_name): New static var.
13574 (tool_cleanup): Remove offload_objects_file_name file.
13575 (find_offloadbeginend): Replace with ...
13576 (find_crtoffloadtable): ... this.
13577 (run_gcc): Remove offload_argc and offload_argv.
13578 Get offload_objects_file_name from -foffload-objects=... option.
13579 Read names of object files with offload from this file, pass them to
13580 compile_images_for_offload_targets. Don't call find_offloadbeginend and
13581 don't pass offloadbegin and offloadend to the linker. Don't pass
13582 offload non-LTO files to the linker, because now they're not claimed.
13584 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
13587 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13588 on builtin_unreachable.
13590 2016-02-25 Jakub Jelinek <jakub@redhat.com>
13592 PR rtl-optimization/69896
13593 * regcprop.c: Include cfgrtl.h.
13594 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
13595 than remembered mode, either delete it (if noop_move_p), or
13596 treat like copy_p but not noop_p instruction.
13598 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13601 * dwarf2out.c (gen_variable_die): Work around buggy LTO
13602 - allow NULL decl for Fortran DW_TAG_common_block variables.
13604 2016-02-24 Jason Merrill <jason@redhat.com>
13606 * common.opt (flifetime-dse): Add -flifetime-dse=1.
13608 2016-02-24 Richard Biener <rguenther@suse.de>
13609 Jakub Jelinek <jakub@redhat.com>
13611 PR middle-end/69760
13612 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
13613 conditionally executed ops to well-defined overflow behavior.
13615 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13617 PR middle-end/69915
13618 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
13621 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13623 PR rtl-optimization/69886
13624 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
13625 argument. Use it when checking validity of set instructions.
13626 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
13627 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
13629 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
13630 * store-motion.c (find_moveable_store): Update
13631 can_assign_to_reg_without_clobbers_p callsite.
13633 2016-02-24 Richard Biener <rguenther@suse.de>
13635 PR middle-end/68963
13636 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
13638 (record_nonwrapping_iv): Do not fall back to the low/high bound
13639 for non-constant IV bases if the stmt is not always executed.
13641 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13643 * config/arm/arm-cores.def (cortex-a32): New entry.
13644 * config/arm/arm-tables.opt: Regenerate.
13645 * config/arm/arm-tune.md: Regenerate.
13646 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
13647 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
13648 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
13649 for -mcpu and -mtune.
13651 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13654 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
13655 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
13656 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
13657 (atomic_loaddi_1): Delete.
13658 (atomic_loaddi): Rewrite expander using the above changes.
13660 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13663 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
13666 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13667 Richard Biener <rguenth@suse.de>
13669 PR middle-end/69909
13670 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
13671 set_mem_attributes if tem is SSA_NAME which got expanded
13674 2016-02-24 Richard Biener <rguenther@suse.de>
13676 PR tree-optimization/69907
13677 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
13678 end of permutations for BB vectorization.
13680 2016-02-24 Christian Bruel <christian.bruel@st.com>
13682 * config/arm/arm-c.c (arm_option_override): Initialize
13683 target_option_current_node.
13684 * config/arm/arm.c (arm_pragma_target_parse): Replace
13685 build_target_option_node call by target_option_current_node.
13686 Set target_option_current_node.
13689 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
13692 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
13693 define_insn_and_split to define_insn.
13694 (zero_extendqi<mode>2_dot2): Same.
13695 (extendqi<mode>2_dot): Same.
13696 (extendqi<mode>2_dot2): Same.
13698 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13700 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
13701 and add bypass for AES{D,E} and AESMC pairs.
13702 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
13705 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13707 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
13708 series for reciprocal square root in Exynos M1.
13710 2016-02-23 Martin Sebor <msebor@redhat.com>
13713 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
13714 __builtin_alloca_with_align.
13716 2016-02-23 Richard Henderson <rth@redhat.com>
13718 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
13719 (ix86_register_pragmas): Remove __seg_tls.
13720 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
13721 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
13722 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
13723 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
13724 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
13725 * doc/extend.texi (__seg_tls): Remove item.
13727 2016-02-23 Richard Biener <rguenther@suse.de>
13729 * alloc-pool.h (struct allocation_object): Make id member
13730 conditional on CHECKING_P again.
13731 (get_instance): Adjust.
13732 (base_pool_allocator): Likewise.
13734 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
13736 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
13737 (parallelize_loops): In OpenACC kernels mode, set n_threads to
13739 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
13741 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
13743 2016-02-23 Richard Biener <rguenther@suse.de>
13745 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
13746 * bitmap.h (struct bitmap_usage): Likewise.
13747 (bitmap_move): Declare.
13748 * bitmap.c (register_overhead): Take size_t argument.
13749 (bitmap_move): New function.
13750 * df-problems.c (df_rd_transfer_function): Use bitmap_move
13751 to properly account overhead.
13752 * tree.c (free_node): Use tree_size.
13754 2016-02-23 Jakub Jelinek <jakub@redhat.com>
13757 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
13758 when inverting comparison.
13761 * common.opt (Wunreachable-code): Add Warning flag.
13763 2016-02-23 Mark Wielaard <mjw@redhat.com>
13764 Jakub Jelinek <jakub@redhat.com>
13767 * cgraphunit.c (check_global_declaration): Check main_input_filename
13768 and DECL_SOURCE_FILE are not NULL.
13770 2016-02-23 Martin Jambor <mjambor@suse.cz>
13772 PR tree-optimization/69666
13773 * tree-sra.c (sra_modify_assign): Do not attempt to create
13774 default_def replacements for unscalarizable regions.
13776 2016-02-20 Mark Wielaard <mjw@redhat.com>
13779 * cgraphunit.c (check_global_declaration): Check level of
13780 warn_unused_const_variable and main_input_filename.
13781 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
13782 (-Wunused-variable): For C implies -Wunused-const-variable=1.
13783 (-Wunused-const-variable): Explain levels 1 and 2.
13785 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13788 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
13789 identical arguments. Formatting and spelling fixes.
13792 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
13797 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
13798 and m68k-devices.def.
13799 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
13800 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
13802 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
13804 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
13805 and HImode registers.
13807 2016-02-22 Richard Biener <rguenther@suse.de>
13809 PR tree-optimization/69882
13810 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
13811 preserve permutations present because of gaps.
13812 (vect_supported_load_permutation_p): Always continue checking
13813 permutations after vect_attempt_slp_rearrange_stmts.
13815 2016-02-22 Bin Cheng <bin.cheng@arm.com>
13817 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
13818 min_profitable_estimate, rather than min_profitable_iters.
13820 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13823 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
13824 SImode for last match_operand.
13826 2016-02-22 Martin Liska <mliska@suse.cz>
13828 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
13829 return bitsize - 1 as the return value.
13831 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
13835 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
13836 Handle negative shift counts.
13837 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
13838 force_reg on the shift constant.
13839 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
13840 (lshrsi3_d): Handle negative shift counts.
13842 2016-02-22 Richard Biener <rguenther@suse.de>
13843 Tom de Vries <tom@codesourcery.com>
13845 * graph.c: Include dumpfile.h.
13846 (print_graph_cfg): Split into three overloads.
13847 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
13849 2016-02-22 Tom de Vries <tom@codesourcery.com>
13851 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
13854 2016-02-22 Richard Biener <rguenther@suse.de>
13857 * ipa-inline-transform.c (inline_call): When not updating
13858 overall summaries adjust self size by the growth estimate.
13859 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
13860 hash-set, do not update overall summaries here. Renamed from ...
13861 (inline_to_all_callers): ... this which is now wrapping the
13862 above and performing delayed overall summary update.
13863 (early_inline_small_functions): Delay updating of the overall
13866 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
13868 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
13871 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13874 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
13875 :%* in %:gt() argument.
13876 (greater_than_spec_func): Adjust for expecting only numbers,
13877 if there are more than two numbers, compare the last two.
13879 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
13881 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
13882 -Wnarrowing with -std.
13884 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13887 * expr.c (store_field): Don't use bit-field path if exp is
13888 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
13889 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
13890 and the assignment can be performed by bitwise copy. Formatting
13893 PR middle-end/69838
13894 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
13895 call copy_reg_eh_region_note_forward on before and/or after sequences
13896 and remove note from insn if it no longer can throw.
13899 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
13900 if TARGET_AVX512BW.
13902 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13904 * config/s390/vector.md: Add missing commutative operand markers
13905 to the patterns which qualify for one.
13906 * config/s390/vx-builtins.md: Likewise.
13908 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13910 * config/s390/vector.md (VI, VI_QHS): Add single element vector
13911 types to mode iterators.
13912 (vec_double): ... and mode attribute.
13913 * config/s390/vx-builtins.md (non_vec_int): Likewise.
13915 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13917 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
13918 Change the predicate of op2 from nonimmediate to general and let
13919 reload fix it if necessary.
13921 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13923 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
13925 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13927 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
13930 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13932 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
13933 * config/s390/s390.c (s390_expand_vec_movstr): New function.
13934 * config/s390/s390.md ("movstr<P:mode>"): Call
13935 s390_expand_vec_movstr.
13937 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13939 * config/s390/s390.md: Add missing output modifier for operand 1
13940 to print it as address properly.
13942 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13944 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
13945 * config/s390/2964.md: New file.
13946 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
13947 of insn grouping attributes depending on the CPU level.
13948 (s390_get_unit_mask): New function.
13949 (s390_sched_score): Remove the OOO from the scheduling macros.
13950 Add loop to calculate a score for the instruction mix.
13951 (s390_sched_reorder): Likewise plus improve debug output.
13952 (s390_sched_variable_issue): Rename macros as above. Calculate
13953 the unit distances after actually scheduling an insn. Improve
13955 (s390_sched_init): Clear last_scheduled_unit_distance array.
13956 * config/s390/s390.md: Include 2964.md.
13958 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13961 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
13962 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
13963 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
13964 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
13965 *avx512f_<code>v8div16qi2_mask_1): New insns.
13967 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13970 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
13973 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
13974 earlyclobber from target. Use wF constraint for fused memory
13976 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
13978 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13979 Martin Liska <mliska@suse.cz>
13982 * cfgexpand.c (asan_sanitize_stack_p): New function.
13983 (partition_stack_vars): Use the function.
13984 (expand_stack_vars): Likewise.
13985 (defer_stack_allocation): Likewise.
13986 (expand_used_vars): Likewise.
13988 2016-02-18 Richard Biener <rguenther@suse.de>
13990 PR middle-end/69553
13991 * fold-const.c (operand_equal_p): Properly compare offsets for
13992 IMAGPART_EXPR and ARRAY_REF.
13994 2016-02-18 Nick Clifton <nickc@redhat.com>
13998 * config/arm/arm.c (arm_option_override_internal): Disable
13999 interworking if the target does not support thumb instructions.
14000 (arm_reload_in_hi): Handle the case where a register to register
14001 move needs reloading because there is no simple pattern to handle
14003 (arm_reload_out_hi): Likewise.
14005 2016-02-18 Richard Biener <rguenther@suse.de>
14007 PR middle-end/69854
14008 * match.pd: Don't use fold_binary or fold_unary for folding
14011 2016-02-17 Jakub Jelinek <jakub@redhat.com>
14014 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
14015 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
14016 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
14017 warn on gimple_no_warning_p statements.
14019 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
14021 * doc/extend.texi (C++ Attributes): Correct description of
14022 warn_unused type attribute.
14024 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14026 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
14027 correct instruction.
14029 2016-02-17 Richard Biener <rguenther@suse.de>
14031 PR rtl-optimization/69609
14032 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
14033 (find_traces_1_round): When ending a trace update cached priority
14035 (bb_to_key): Use cached priority when available.
14036 (copy_bb): Initialize cached priority.
14037 (reorder_basic_blocks_software_trace_cache): Likewise.
14039 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14042 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
14044 (aarch64_comparison_operator): Break overly long line into two.
14045 (aarch64_comparison_operation): Likewise.
14046 * config/aarch64/aarch64.md (cstorecc4): Use
14047 aarch64_comparison_operator_mode instead of
14048 aarch64_comparison_operator.
14049 (cstore<mode>4): Likewise.
14050 (aarch64_cstore<mode>): Likewise.
14051 (*cstoresi_insn_uxtw): Likewise.
14052 (cstore<mode>_neg): Likewise.
14053 (*cstoresi_neg_uxtw): Likewise.
14055 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14058 * config/arm/predicates.md (arm_comparison_operator_mode):
14060 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
14061 instead of arm_comparison_operator.
14062 (*mov_negscc): Likewise.
14063 (*mov_notscc): Likewise.
14064 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
14065 (*thumb2_mov_negscc): Likewise.
14066 (*thumb2_mov_negscc_strict_it): Likewise.
14067 (*thumb2_mov_notscc): Likewise.
14068 (*thumb2_mov_notscc_strict_it): Likewise.
14070 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
14072 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
14073 Add missing return.
14075 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
14077 * config/visium/visium.c (machine_libfunc_index): New enum.
14078 (machine_libfuncs): New structure.
14079 (visium_libfuncs): New static variable.
14080 (TARGET_INIT_LIBFUNCS): Define to...
14081 (visium_init_libfuncs): ...this. New function.
14082 (expand_block_move_4): Use the appropriate libfunc.
14083 (expand_block_move_2): Likewise.
14084 (expand_block_move_1): Likewise.
14085 (expand_block_set_4): Likewise.
14086 (expand_block_set_2): Likewise.
14087 (expand_block_set_1): Likewise.
14088 (visium_trampoline_init): Likewise.
14090 2016-02-17 Nick Clifton <nickc@redhat.com>
14092 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
14093 TI's devices.csv file as of March 2016.
14095 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
14098 * opts-global.c (handle_common_deferred_options): Introduce and
14099 initialize two global variables to remember command-line options
14100 specifying a stack-limiting register.
14101 * opts.h: Add extern declarations of the two new global variables.
14102 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
14103 variable based on the values of the two new global variables.
14105 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14108 * common.opt (Wnonnull-compare): New warning.
14109 * doc/invoke.texi (-Wnonnull): Remove text about comparison
14110 of arguments against NULL.
14111 (-Wnonnull-compare): Document.
14112 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
14113 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
14114 * passes.def (pass_warn_nonnull_compare): Add.
14115 * gimple-ssa-nonnull-compare.c: New file.
14117 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14119 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
14120 AARCH64_EXTRA_TUNE_RECIP_SQRT.
14122 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14124 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
14125 reciprocal sqrt for -mlow-precision-recip-sqrt.
14127 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14128 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14130 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
14131 always use lane loads to construct non-constant vectors.
14133 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14135 * config/aarch64/aarch64.md
14136 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
14137 constraints for operand 3.
14138 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
14140 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14141 Richard Biener <rguenther@suse.de>
14143 PR tree-optimization/69820
14144 * tree-vect-patterns.c (type_conversion_p): Return false if
14145 *orig_type is unsigned single precision or boolean.
14146 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
14149 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14151 PR rtl-optimization/69764
14152 PR rtl-optimization/69771
14153 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
14154 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
14156 2016-02-16 Richard Biener <rguenther@suse.de>
14158 PR tree-optimization/69776
14159 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
14161 (indirect_refs_may_alias_p): Likewise.
14162 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
14163 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
14164 according to tbaa_p.
14165 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
14166 (optimize_stmt): For redundant store discovery do not allow tbaa.
14168 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
14170 PR tree-optimization/69714
14171 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
14172 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
14174 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
14176 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
14177 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
14178 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
14179 * config/arc/arc.c (arc_init): Check FPU options.
14180 (get_arc_condition_code): Handle new CC_FPU* modes.
14181 (arc_select_cc_mode): Likewise.
14182 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
14183 register pair only. Allow access for ARCv2 accumulator.
14184 (gen_compare_reg): Whenever we have FPU support use FPU compare
14186 (arc_reorg): Don't generate brcc insns when FPU compare
14187 instructions are involved.
14188 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
14189 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
14190 floating point emulation.
14191 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
14192 (REVERSE_CONDITION): Add new CC_FPU* modes.
14193 (TARGET_FP_SP_BASE): Define.
14194 (TARGET_FP_DP_BASE): Likewise.
14195 (TARGET_FP_SP_FUSED): Likewise.
14196 (TARGET_FP_DP_FUSED): Likewise.
14197 (TARGET_FP_SP_CONV): Likewise.
14198 (TARGET_FP_DP_CONV): Likewise.
14199 (TARGET_FP_SP_SQRT): Likewise.
14200 (TARGET_FP_DP_SQRT): Likewise.
14201 (TARGET_FP_DP_AX): Likewise.
14202 * config/arc/arc.md (ARCV2_ACC): New constant.
14203 (type): New fpu type attribute.
14204 (SDF): Conditional iterator.
14205 (cstore<mode>, cbranch<mode>): Change expand condition.
14206 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
14207 handles FPU/FPX cases as well.
14208 * config/arc/arc.opt (mfpu): New option.
14209 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
14211 (adddf3, muldf3, subdf3): Removed.
14212 * config/arc/predicates.md (proper_comparison_operator): Recognize
14214 * config/arc/fpu.md: New file.
14215 * doc/invoke.texi (ARC Options): Document mfpu option.
14217 2016-02-16 Richard Biener <rguenther@suse.de>
14219 PR rtl-optimization/69291
14220 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
14221 noce_operand_ok check.
14223 2016-02-16 Tom de Vries <tom@codesourcery.com>
14226 * omp-low.c (simd_clone_create): Remove call to
14227 symtab->call_cgraph_insertion_hooks.
14229 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14231 PR tree-optimization/69802
14232 * tree-ssa-reassoc.c (update_range_test): If op is
14233 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
14234 op == 1 test of precision 1 integral op, otherwise handle
14235 that case as op itself. Fix up formatting.
14236 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
14239 2016-02-16 Richard Biener <rguenther@suse.de>
14241 PR tree-optimization/69586
14242 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
14243 types for conversion sources.
14245 2016-02-16 Richard Biener <rguenther@suse.de>
14247 PR middle-end/69801
14248 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
14249 mask OEP_ADDRESS_OF.
14251 2016-02-16 Alan Modra <amodra@gmail.com>
14254 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
14255 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
14256 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
14258 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
14259 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
14260 (p8_fmrgow_<mode>): Likewise.
14261 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
14263 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
14264 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
14265 to use movdi_internal64. Remove op0_di.
14266 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
14268 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
14270 Add support for the FCCMP insn types
14272 * config/aarch64/aarch64.md (fccmp): Change insn type.
14273 (fccmpe): Likewise.
14274 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
14275 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
14276 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
14277 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
14278 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
14279 * config/arm/types.md (fccmps): Add new insn type.
14280 (fccmpd): Likewise.
14282 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
14284 * alias.c (get_alias_set): Fix a typo in comment.
14286 2016-02-15 Richard Biener <rguenther@suse.de>
14288 PR tree-optimization/69595
14289 * match.pd: Complete range test simplification to true.
14291 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
14293 PR rtl-optimization/69648
14294 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
14295 pic_offset_table_rtx.
14297 PR rtl-optimization/69752
14298 * ira.c (update_equiv_regs): When looking for more than a single SET,
14299 also take other side effects into account.
14301 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
14303 * config/s390/s390.c (s390_function_profiler): Add a new sequence
14304 for z900+ CPUs in 31-bit mode.
14306 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
14308 * common/config/s390/s390-common.c (s390_supports_split_stack):
14310 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
14311 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
14312 * config/s390/s390.c (struct machine_function): New field
14313 split_stack_varargs_pointer.
14314 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
14315 in s390_emit_prologue.
14316 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
14318 (morestack_ref): New global.
14319 (SPLIT_STACK_AVAILABLE): New macro.
14320 (s390_expand_split_stack_prologue): New function.
14321 (s390_live_on_entry): New function.
14322 (s390_va_start): Use split-stack vararg pointer if appropriate.
14323 (s390_asm_file_end): Emit the split-stack note sections.
14324 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
14325 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
14326 (UNSPECV_SPLIT_STACK_CALL): New unspec.
14327 (UNSPECV_SPLIT_STACK_DATA): New unspec.
14328 (split_stack_prologue): New expand.
14329 (split_stack_space_check): New expand.
14330 (split_stack_data): New insn.
14331 (split_stack_call): New expand.
14332 (split_stack_call_*): New insn.
14333 (split_stack_cond_call): New expand.
14334 (split_stack_cond_call_*): New insn.
14336 2016-02-15 Richard Biener <rguenther@suse.de>
14338 PR tree-optimization/69783
14339 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14340 Add trivially correct cases.
14342 2016-02-15 Tom de Vries <tom@codesourcery.com>
14345 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
14347 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
14349 2016-02-15 Richard Biener <rguenther@suse.de>
14351 PR tree-optimization/69776
14352 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
14353 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
14354 indicate whether we can use TBAA to disambiguate against stores.
14355 Use alias-set zero if not.
14356 (visit_reference_op_store): Do not use TBAA when looking up
14358 * tree-ssa-pre.c (compute_avail): Use TBAA here.
14359 (eliminate_dom_walker::before_dom_children): But not when looking
14360 up redundant stores.
14362 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
14364 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
14366 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14368 * config/i386/znver1.md
14369 (znver1_pop, znver1_pop_mem,
14370 znver1_load_imov_double_store,
14371 znver1_load_imov_direct_store,
14372 znver1_load_imov_direct_load,
14373 znver1_load_imov_double_load): Add new.
14374 (znver1_insn, znver1_insn_load): Add icmov type.
14375 (znver1_sseavx_fma,
14376 znver1_sseavx_fma_load,
14378 znver1_avx256_fma_load): Fix pipe usage.
14380 2016-02-14 Alan Modra <amodra@gmail.com>
14383 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
14384 with an invalid hard reg, reload just the reg not the entire
14385 pre/post-inc/dec address expression.
14387 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
14390 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
14391 fixed R1_REG scratch reg.
14392 (sibcall_value_pcrel_fdpic): Likewise.
14394 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
14398 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
14400 2016-02-12 Walter Lee <walt@tilera.com>
14402 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
14403 * config/tilegx/t-tilegx: Likewise.
14405 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14408 * diagnostic-show-locus.c (struct line_span): New struct.
14409 (layout::get_first_line): Delete.
14410 (layout::get_last_line): Delete.
14411 (layout::get_num_line_spans): New member function.
14412 (layout::get_line_span): Likewise.
14413 (layout::print_heading_for_line_span_index_p): Likewise.
14414 (layout::get_expanded_location): Likewise.
14415 (layout::calculate_line_spans): Likewise.
14416 (layout::m_first_line): Delete.
14417 (layout::m_last_line): Delete.
14418 (layout::m_line_spans): New field.
14419 (layout::layout): Update comment. Replace m_first_line and
14420 m_last_line with m_line_spans, replacing their initialization
14421 with a call to calculate_line_spans.
14422 (diagnostic_show_locus): When printing source lines and
14423 annotations, rather than looping over a single span
14424 of lines, instead loop over each line_span within
14425 the layout, with an inner loop over the lines within them.
14426 Call the context's start_span callback when changing line spans.
14427 * diagnostic.c (diagnostic_initialize): Initialize start_span.
14428 (diagnostic_build_prefix): Break out the building of the location
14429 part of the string into...
14430 (diagnostic_get_location_text): ...this new function, rewriting
14431 it from nested ternary expressions to a sequence of "if"
14433 (default_diagnostic_start_span_fn): New function.
14434 * diagnostic.h (diagnostic_start_span_fn): New typedef.
14435 (diagnostic_context::start_span): New field.
14436 (default_diagnostic_start_span_fn): New prototype.
14438 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14441 * gcc.c (driver::finalize): Fix cleanup of "specs".
14443 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14447 * gcc.c (driver::driver): Initialize m_option_suggestions.
14448 (driver::~driver): Clean up m_option_suggestions.
14449 (suggest_option): Convert to...
14450 (driver::suggest_option): ...this, and split out into
14451 driver::build_option_suggestions and find_closest_string.
14452 (driver::build_option_suggestions): New function, from
14453 first half of suggest_option. Special-case
14454 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
14455 the sanitizer_opts array. For options of enum types, add the
14456 various enum values to the candidate strings.
14457 (driver::handle_unrecognized_options): Remove "const".
14458 * gcc.h (driver::handle_unrecognized_options): Likewise.
14459 (driver::build_option_suggestions): New decl.
14460 (driver::suggest_option): New decl.
14461 (driver::m_option_suggestions): New field.
14462 * opts-common.c (add_misspelling_candidates): New function.
14463 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
14464 and make non-static.
14465 * opts.h (sanitizer_opts): New array decl.
14466 (add_misspelling_candidates): New function decl.
14467 * spellcheck.c (find_closest_string): New function.
14468 * spellcheck.h (find_closest_string): New function decl.
14470 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14472 PR rtl-optimization/69764
14473 PR rtl-optimization/69771
14474 * optabs.c (expand_binop_directly): For shift_optab_p, force
14475 convert_modes with VOIDmode if xop1 has VOIDmode.
14477 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
14480 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
14481 to correctly determine instrumentation thunks.
14483 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14486 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
14487 type by reference, force lhs on the call.
14490 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
14491 Compute retval and retbnd early in all cases if split_part_return_p
14492 and return_bb is not EXIT. Remove all clobber stmts and reset
14493 all debug stmts that refer to SSA_NAMEs defined in split part,
14494 except if it is retval, in that case replace the old retval with the
14495 lhs of the call to the split part.
14497 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14500 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14502 PR middle-end/66726
14503 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14504 whose result is used in PHI.
14505 (maybe_optimize_range_tests): Likewise.
14506 (final_range_test_p): Likweise.
14508 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14510 PR middle-end/66726
14511 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14512 whose result is used in PHI.
14513 (maybe_optimize_range_tests): Likewise.
14514 (final_range_test_p): Likweise.
14516 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14518 * cgraph.c: Spelling fixes - behaviour -> behavior and
14519 neighbour -> neighbor.
14520 * target.def: Likewise.
14521 * sel-sched.c: Likewise.
14522 * config/mips/mips.c: Likewise.
14523 * config/arc/arc.md: Likewise.
14524 * config/arm/cortex-a57.md: Likewise.
14525 * config/arm/arm.c: Likewise.
14526 * config/arm/neon.md: Likewise.
14527 * config/arm/arm-c.c: Likewise.
14528 * config/vms/vms-c.c: Likewise.
14529 * config/s390/s390.c: Likewise.
14530 * config/i386/znver1.md: Likewise.
14531 * config/i386/i386.c: Likewise.
14532 * config/ia64/hpux-unix2003.h: Likewise.
14533 * config/msp430/msp430.md: Likewise.
14534 * config/rx/rx.c: Likewise.
14535 * config/rx/rx.md: Likewise.
14536 * config/aarch64/aarch64-simd.md: Likewise.
14537 * config/aarch64/aarch64.c: Likewise.
14538 * config/nvptx/nvptx.c: Likewise.
14539 * config/bfin/bfin.c: Likewise.
14540 * config/cris/cris.opt: Likewise.
14541 * config/rs6000/rs6000.c: Likewise.
14542 * target.h: Likewise.
14543 * spellcheck.c: Likewise.
14544 * ira-build.c: Likewise.
14545 * tree-inline.c: Likewise.
14546 * builtins.c: Likewise.
14547 * lra-constraints.c: Likewise.
14548 * explow.c: Likewise.
14549 * hwint.h: Likewise.
14550 * targhooks.c: Likewise.
14551 * tree-vect-data-refs.c: Likewise.
14552 * expr.c: Likewise.
14553 * doc/tm.texi: Likewise.
14554 * doc/extend.texi: Likewise.
14555 * doc/install.texi: Likewise.
14556 * doc/md.texi: Likewise.
14557 * tree-ssa-tail-merge.c: Likewise.
14558 * sched-int.h: Likewise.
14559 * match.pd: Likewise.
14560 * sched-ebb.c: Likewise.
14561 * target.def (omit_struct_return_reg): Likewise.
14562 * gimple-ssa-isolate-paths.c: Likewise.
14563 (find_implicit_erroneous_behaviour): Renamed to...
14564 (find_implicit_erroneous_behavior): ... this.
14565 (find_explicit_erroneous_behaviour): Renamed to...
14566 (find_explicit_erroneous_behavior): ... this.
14567 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
14569 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
14571 PR rtl-optimization/64682
14572 PR rtl-optimization/69567
14573 PR rtl-optimization/69737
14574 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
14575 in I2 as well, just lose it.
14577 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14579 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
14581 (aarch64_last_printed_tune_string): Likewise.
14582 (aarch64_declare_function_name): Only output .arch assembler
14583 directive if it will be different from the previously output
14584 directive. Same for .tune comment but only if -dA is set.
14585 (aarch64_start_file): New function.
14586 (TARGET_ASM_FILE_START): Define.
14588 2016-02-11 David Malcolm <dmalcolm@redhat.com>
14591 * Makefile.in (PLUGIN_HEADERS): Add params.list.
14593 2016-02-11 Jakub Jelinek <jakub@redhat.com>
14596 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
14597 -Wmaybe-uninitialized warning.
14599 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
14602 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
14604 2016-02-11 Richard Biener <rguenther@suse.de>
14606 PR rtl-optimization/69291
14607 * ifcvt.c (noce_try_store_flag_constants): Do not allow
14608 subexpressions affected by changing the result.
14610 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
14613 * lra-constraints.c (curr_insn_transform): Find in/out operands
14614 for secondary memory moves. Update dups.
14616 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14618 PR tree-optimization/69652
14619 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
14620 to nested loop, did source re-formatting, skip debug statements,
14621 add check on statement with volatile operand, remove dead scalar
14624 2016-02-10 Jakub Jelinek <jakub@redhat.com>
14625 Patrick Palka <ppalka@gcc.gnu.org>
14629 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
14630 calls if the return type is TREE_ADDRESSABLE.
14631 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
14632 * ipa-split.c (split_function): Fix doubled "we" in comment.
14633 Use void return type for the split part even if
14634 !split_point->split_part_set_retval.
14636 2016-02-10 Bin Cheng <bin.cheng@arm.com>
14638 PR tree-optimization/68021
14639 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
14640 when computing the value of biv cand by itself.
14642 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14644 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
14645 (cortexa57_tunings): Likewise.
14646 (cortexa72_tunings): Likewise.
14647 (arch_macro_fusion_pair_p): Add support for AES fusion.
14648 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
14649 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
14650 Allow virtual registers before reload so early scheduling works.
14651 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
14652 correct latency and pipeline.
14653 (cortex_a57_crypto_complex): Likewise.
14654 (cortex_a57_crypto_xor): Likewise.
14655 (define_bypass): Add AES bypass.
14657 2016-02-10 Richard Biener <rguenther@suse.de>
14659 PR tree-optimization/69726
14660 * passes.def: Add DCE pass before late uninit.
14661 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
14662 really fixup if-conversions job.
14664 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14666 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
14667 (arm_cortex_a57_tune): Likewise.
14668 (aarch_macro_fusion_pair_p): Add support for AES fusion.
14669 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
14671 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
14673 * timevar.def (TV_PHASE_DBGINFO): Delete.
14674 (TV_PHASE_CHECK_DBGINFO): Likewise.
14675 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
14677 2016-02-10 Richard Biener <rguenther@suse.de>
14679 PR tree-optimization/69719
14680 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14681 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
14683 2016-02-09 Andrew Pinski <apinski@cavium.com>
14686 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
14687 get_vcond_mask_icode returns false.
14689 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14692 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
14693 an ADDIS that adds a pointer to a large constant that sets the
14694 upper16 bits with a load operation.
14696 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14699 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
14701 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
14703 (vzipq_s16): Likewise.
14704 (vzipq_s32): Likewise.
14705 (vzipq_f32): Likewise.
14706 (vzipq_u8): Likewise.
14707 (vzipq_u16): Likewise.
14708 (vzipq_u32): Likewise.
14709 (vzipq_p8): Likewise.
14710 (vzipq_p16): Likewise.
14712 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14715 * config/arm/arm.c (neon_endian_lane_map): New function.
14716 (neon_vector_pair_endian_lane_map): New function.
14717 (arm_evpc_neon_vuzp): Allow for big endian lane order.
14718 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
14720 (vuzpq_s16): Likewise.
14721 (vuzpq_s32): Likewise.
14722 (vuzpq_f32): Likewise.
14723 (vuzpq_u8): Likewise.
14724 (vuzpq_u16): Likewise.
14725 (vuzpq_u32): Likewise.
14726 (vuzpq_p8): Likewise.
14727 (vuzpq_p16): Likewise.
14729 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
14732 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
14735 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
14737 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
14738 truncate const_int operand 1 to QImode.
14740 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
14742 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
14743 corresponding to an abnormal edge.
14745 2016-02-09 Tom de Vries <tom@codesourcery.com>
14747 PR tree-optimization/69599
14748 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
14750 (find_func_aliases_for_builtin_call, find_func_clobbers)
14751 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
14754 2016-02-09 Richard Biener <rguenther@suse.de>
14756 PR tree-optimization/69715
14757 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
14758 LHS on calls as non-rewritable.
14760 2016-02-09 Tom de Vries <tom@codesourcery.com>
14763 * lto-wrapper.c (append_diag_options): New function.
14764 (compile_offload_image): Call append_diag_options.
14766 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
14769 * doc/extend.texi (Flag Output Operands): Correct sectioning.
14770 Minor copy-edit to fix verb tenses.
14772 2016-02-08 Jakub Jelinek <jakub@redhat.com>
14774 PR tree-optimization/69209
14775 * ipa-split.c (split_function): If split part is not
14776 returning retval, retval has gimple type but is not
14777 gimple value, force it into a SSA_NAME first.
14779 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
14781 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
14784 2016-02-08 Jason Merrill <jason@redhat.com>
14787 * convert.c (convert_to_integer_1): Check dofold on truncation
14789 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
14790 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
14791 Rename from *_nofold.
14792 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
14793 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
14795 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
14798 * tree.c (build_common_tree_nodes): Remove short_double argument.
14799 All callers changed.
14800 * tree.h (build_common_tree_nodes): Adjust declaration.
14801 * doc/invoke.texi (-fshort-double): Remove documentation.
14802 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14803 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
14804 * lto-wrapper.c (merge_and_complain, append_compiler_options)
14805 (append_linker_options): Don't handle OPT_fshort_double.
14807 PR rtl-optimization/68730
14808 * lra-remat.c (insn_to_cand_activation): New static variable.
14809 (lra_remat): Allocate and free it.
14810 (create_cand): New arg activation. Initialize a field in
14811 insn_to_cand_activation if it is nonnull.
14812 (create_cands): Pass the activation insn to create_cand when making
14813 a candidate involving an output reload. Reorganize code a little.
14814 (do_remat): Keep track of active status of candidates in a separate
14817 2016-02-08 Richard Biener <rguenther@suse.de>
14819 PR tree-optimization/69719
14820 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14821 Properly use absolute of the difference of the two offsets to
14822 compare or adjust the segment length.
14824 2016-02-08 Richard Biener <rguenther@suse.de>
14825 Jeff Law <law@redhat.com>
14828 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
14829 types for anonymous SSA names.
14831 2016-02-08 Richard Biener <rguenther@suse.de>
14833 PR rtl-optimization/69274
14834 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
14836 2016-02-08 Jeff Law <law@redhat.com>
14838 PR tree-optimization/65917
14839 * tree-ssa-dom.c (record_temporary_equivalences): Record both
14840 equivalences from if (x == y) style conditionals.
14841 (loop_depth_of_name): Remove.
14842 (record_equality): Remove loop depth check.
14843 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
14844 (const_and_copies::record_const_or_copy_raw): New member function.
14845 * tree-ssa-scopedtables.c
14846 (const_and_copies::record_const_or_copy_raw): New, factored out of
14847 (const_and_copies::record_const_or_copy): Call new member function.
14849 2016-02-05 Jeff Law <law@redhat.com>
14851 PR tree-optimization/68541
14852 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
14853 (count_stmts_in_block): New function.
14854 (poor_ifcvt_candidate_code): Likewise.
14855 (is_feasible_trace): Add some heuristics to determine when path
14856 splitting is profitable.
14857 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
14858 is a diamond with a single exit.
14860 2016-02-05 Martin Sebor <msebor@redhat.com>
14863 * doc/invoke.texi: Update -Wplacement-new to take an optional
14866 2016-02-06 Richard Henderson <rth@redhat.com>
14869 * tree.c (tree_nop_conversion_p): Do not strip casts into or
14870 out of non-standard address spaces.
14872 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14874 PR rtl-optimization/69691
14875 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
14877 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
14879 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
14880 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
14881 (*ieee128_mfvsrd_64bit): Likewise.
14882 (*ieee128_mfvsrd_32bit): Likewise.
14884 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
14888 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14890 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14891 instrumented_version.
14893 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
14895 * doc/invoke.texi (Optimize Options): In table of --param options
14896 rename second occurrence of tracer-min-branch-ratio to
14897 tracer-min-branch-probability, rename
14898 tracer-min-branch-ratio-feedback to
14899 tracer-min-branch-probability-feedback and clarify description,
14900 rename sched-spec-state-edge-prob-cutoff to
14901 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
14902 to selsched-insns-to-rename, rename lto-minpartition to
14903 lto-min-partition, delete reorder-blocks-duplicate and
14904 reorder-blocks-duplicate-feedback.
14906 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14908 * config/s390/s390.c (s390_register_info_set_ranges): Remove
14911 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
14913 * doc/extend.texi: S/390: Correct some typos.
14915 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14917 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
14919 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14922 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
14923 (s390_register_info_gprtofpr): Use new macros above.
14924 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
14926 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
14927 its name. Adjust restore and save gpr ranges.
14928 (s390_register_info_set_ranges): New function.
14929 (s390_register_info): Use new macros above. Call
14930 s390_register_info_set_ranges.
14931 (s390_optimize_register_info): Likewise.
14932 (s390_hard_regno_rename_ok): Use new macros.
14933 (s390_hard_regno_scratch_ok): Likewise.
14934 (s390_emit_epilogue): Likewise.
14935 (s390_can_use_return_insn): Likewise.
14936 (s390_optimize_prologue): Likewise.
14937 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
14939 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14942 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
14944 (ix86_option_override_internal): Disable TARGET_STV even for
14945 -m{incoming,preferred}-stack-boundary=3.
14947 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14949 * config.gcc: Mark deprecated rtems targets as obsolete.
14951 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
14953 PR rtl-optimization/64682
14954 PR rtl-optimization/69567
14955 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
14956 before I2 only if the register is both used and set in I2.
14958 2016-02-04 DJ Delorie <dj@redhat.com>
14960 * config/msp430/msp430.c (msp430_start_function): Add function type.
14962 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14965 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
14967 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
14969 PR rtl-optimization/69577
14971 2015-10-29 Richard Henderson <rth@redhat.com>
14975 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
14976 sse check to the exact conditions of PR 67609.
14978 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14981 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
14982 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
14983 not allowed into the traditional Altivec registers.
14984 (movtd_64bit_nodm): Likewise.
14985 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
14987 2016-02-04 David Malcolm <dmalcolm@redhat.com>
14989 * config/aarch64/cortex-a57-fma-steering.c
14990 (aarch64_register_fma_steering): Remove "static" from arguments
14993 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
14996 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
14997 twice when complex.
14999 2016-02-04 Mike Frysinger <vapier@gentoo.org>
15001 * doc/invoke.texi: Delete -mno-fma4.
15003 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
15005 PR rtl-optimization/69577
15006 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
15007 (find_subregs_of_mode): Update accordingly. Iterate over partial
15010 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
15012 * config/arm/arm-protos.h (neon_reinterpret): Remove.
15013 * config/arm/arm.c (neon_reinterpret): Remove.
15014 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
15015 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
15016 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
15017 vreinterpretti): Remove.
15018 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
15019 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
15020 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
15021 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
15022 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
15023 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
15024 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
15025 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
15026 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
15027 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
15028 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
15029 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
15030 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
15031 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
15032 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
15033 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
15034 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
15035 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
15036 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
15037 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
15038 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
15039 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
15040 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
15041 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
15042 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
15043 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
15044 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
15045 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
15046 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
15047 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
15048 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
15049 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
15050 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
15051 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
15052 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
15053 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
15054 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
15055 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
15056 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
15057 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
15058 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
15059 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
15060 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
15061 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
15062 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
15063 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
15064 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
15065 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
15066 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
15067 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
15068 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
15069 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
15070 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
15071 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
15072 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
15073 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
15074 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
15075 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
15076 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
15077 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
15078 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
15079 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
15080 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
15081 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
15082 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
15083 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
15084 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
15085 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
15086 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
15087 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
15088 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
15089 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
15090 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
15091 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
15092 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
15093 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
15094 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
15095 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
15096 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
15097 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
15098 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
15099 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
15100 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
15101 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
15102 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
15103 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
15104 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
15105 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
15106 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
15107 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
15108 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
15109 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
15110 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
15111 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
15112 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
15113 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
15114 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
15115 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
15116 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
15117 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
15118 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
15119 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
15120 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
15122 2016-02-04 Martin Liska <mliska@suse.cz>
15125 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
15126 that are gimple_store_p.
15127 (maybe_instrument_call): Likewise.
15129 2016-02-04 Bin Cheng <bin.cheng@arm.com>
15131 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
15132 register scaling out of memory reference and comment why.
15134 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15138 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
15139 folding the source of a SET.
15141 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15145 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
15146 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
15148 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
15152 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
15155 2016-02-04 Christian Bruel <christian.bruel@st.com>
15157 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
15158 * config/arm/arm.c (arm_set_current_function): Likewise.
15160 2016-02-04 Jakub Jelinek <jakub@redhat.com>
15161 Ilya Enkovich <enkovich.gnu@gmail.com>
15162 H.J. Lu <hongjiu.lu@intel.com>
15165 * config/i386/i386.c (convert_scalars_to_vector): Remove
15166 stack alignment fixes.
15167 (ix86_option_override_internal): Disable TARGET_STV if stack
15168 might not be aligned enough.
15169 (ix86_minimum_alignment): Assert that TARGET_STV is false.
15171 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
15173 * config/i386/x86-tune.def: Disable default prefetching
15176 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
15177 Vladimir Makarov <vmakarov@redhat.com>
15180 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
15181 in validating fused toc addresses.
15183 2016-02-03 Jakub Jelinek <jakub@redhat.com>
15186 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
15187 range->m_caret fields if range->m_show_caret_p is false.
15190 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
15191 Force oldval into register if it does not satisfy reg_or_short_operand
15192 predicate. Fix up formatting.
15194 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
15195 Alexandre Oliva <aoliva@redhat.com>
15198 * lra-constraints.c (simplify_operand_subreg): Check additionally
15199 address validity after potential reloading.
15200 (process_address_1): Check insns validity. In case of failure do
15203 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
15206 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
15209 2016-02-02 Jakub Jelinek <jakub@redhat.com>
15211 * wide-int.cc (canonize_uhwi): New function.
15212 (wi::divmod_internal): Use it.
15214 2016-02-02 James Norris <jnorris@codesourcery.com
15216 * gimplify.c (omp_notice_variable): Add usage check.
15218 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
15220 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
15221 like LE, GE, LT, GT when emitting relational operator.
15223 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
15225 * ira-costs.c (find_costs_and_classes): Add extra argument.
15226 * target.def (ira_change_pseudo_allocno_class): Add parameter.
15227 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
15228 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
15229 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
15230 Add best_class parameter, and return it if not ALL_REGS.
15231 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
15233 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
15234 Update target hook.
15236 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
15238 * config/aarch64/aarch64.c
15239 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
15240 (aarch64_ira_change_pseudo_allocno_class): New function.
15242 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
15245 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
15247 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15249 * config/avr/avr.c (avr_option_override): Set
15250 PARAM_ALLOW_STORE_DATA_RACES to 1.
15252 2016-02-02 Richard Biener <rguenther@suse.de>
15254 PR tree-optimization/69595
15255 * match.pd: Add range test simplifications to true/false.
15257 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
15259 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
15260 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
15263 2016-02-02 Richard Biener <rguenther@suse.de>
15265 PR tree-optimization/69606
15266 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
15267 info on the result before moving a stmt.
15269 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
15271 PR middle-end/68542
15272 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
15273 branch with vector comparison.
15274 * config/i386/sse.md (VI48_AVX): New mode iterator.
15275 (define_expand "cbranch<mode>4): Add support for conditional branch
15276 with vector comparison.
15277 * tree-vect-loop.c (optimize_mask_stores): New function.
15278 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
15279 has_mask_store field of vect_info.
15280 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
15281 vectorized loops having masked stores after vec_info destroy.
15282 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
15283 correspondent macros.
15284 (optimize_mask_stores): Add prototype.
15286 2016-02-02 Alan Modra <amodra@gmail.com>
15289 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
15292 2016-02-02 Alan Modra <amodra@gmail.com>
15295 * config/rs6000/rs6000.c (need_toc_init): New var, set it
15296 whenever toc_label_name used.
15297 (rs6000_file_start): Don't set up toc section here,
15298 (rs6000_output_function_epilogue): do so here instead,
15299 (rs6000_xcoff_file_start): and here.
15300 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
15301 (load_toc_aix_di): Likewise.
15303 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15305 PR rtl-optimization/69592
15306 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
15307 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
15308 (num_sign_bit_copies_binary_arith_p): New inline function.
15309 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
15311 2016-02-01 Jeff Law <law@redhat.com>
15313 PR tree-optimization/69580
15314 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
15315 * tree-ssa-threadbackward.c
15316 (fsm_find_control_statement_thread_paths): Do not try to walk
15317 through large PHI nodes.
15319 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15321 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
15322 when count is incremented above limit, don't analyze further
15325 * omp-low.c (oacc_parse_default_dims): Avoid
15326 -Wsign-compare warning, make sure value fits into int
15327 rather than just unsigned int.
15329 2016-02-01 Bin Cheng <bin.cheng@arm.com>
15331 PR tree-optimization/67921
15332 * fold-const.c (split_tree): New parameters. Convert pointer
15333 type variable part to proper type before negating.
15334 (fold_binary_loc): Pass new arguments to split_tree.
15336 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
15338 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
15339 (nvptx_goacc_validate_dims): Extend to handle global defaults.
15340 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
15341 * doc/tm.texti: Rebuilt.
15342 * doc/invoke.texi (fopenacc-dim): Document.
15343 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
15344 (append_compiler_options): Likewise.
15345 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
15346 (oacc_parse_default_dims): New.
15347 (oacc_validate_dims): Add USED arg. Select non-unity default when
15349 (oacc_loop_fixed_partitions): Return mask of used partitions.
15350 (oacc_loop_auto_partitions): Emit dump info.
15351 (oacc_loop_partition): Return mask of used partitions.
15352 (execute_oacc_device_lower): Parse default dimension arg. Adjust
15353 loop partitioning and validation calls.
15355 2016-02-01 Richard Biener <rguenther@suse.de>
15357 PR middle-end/69556
15358 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
15360 2016-02-01 Richard Biener <rguenther@suse.de>
15362 PR tree-optimization/69574
15363 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
15364 of asserting return chrec_dont_know.
15366 2016-02-01 Martin Liska <mliska@suse.cz>
15368 * mem-stats-traits.h: Add copyright header.
15369 * mem-stats.h: Likewise.
15371 2016-02-01 Richard Biener <rguenther@suse.de>
15373 PR tree-optimization/69579
15374 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
15375 Do not propagate through abnormal PHI results.
15377 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
15379 * postreload.c (reload_cse_simplify): Remove dead code.
15381 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15383 PR rtl-optimization/69570
15384 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
15385 if there is more than one set, not if there is a single set.
15387 2016-02-01 Richard Henderson <rth@redhat.com>
15390 * combine.c (make_compound_operation): When looking through a
15391 subreg, make sure to re-extend to the width of the outer mode.
15393 2016-01-30 Jakub Jelinek <jakub@redhat.com>
15395 PR tree-optimization/69546
15396 * wide-int.cc (wi::divmod_internal): For unsigned division
15397 where both operands fit into uhwi, if o1 is 1 and o0 has
15398 msb set, if divident_prec is larger than bits per hwi,
15399 clear another quotient word and return 2 instead of 1.
15400 Similarly for remainder with msb in HWI set, if dividend_prec
15401 is larger than bits per hwi.
15403 2016-01-29 Martin Jambor <mjambor@suse.cz>
15405 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
15406 Use short lowercase names.
15407 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
15408 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
15409 acq_rel one. Protect warning agains segfaults if
15410 get_memory_order_name returns NULL.
15411 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
15412 with release semantics. Do not warn if get_memory_order already did.
15413 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
15414 semantics. Fix check for relaxed or acquire semantics. Do not warn
15415 if get_memory_order already did.
15417 2016-01-29 Sebastian Pop <s.pop@samsung.com>
15419 * doc/install.texi: Document that isl-0.16 is supported.
15421 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
15424 * config/i386/constraints.md (Bm): Describe as special memory
15426 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
15427 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15428 * genpreds.c (struct constraint_data): Add is_special_memory.
15429 (have_special_memory_constraints, special_memory_start): New
15431 (special_memory_end): Ditto.
15432 (add_constraint): Add new arg is_special_memory. Add code to
15433 process its true value. Update have_special_memory_constraints.
15434 (process_define_constraint): Pass the new arg.
15435 (process_define_register_constraint): Ditto.
15436 (choose_enum_order): Process special memory.
15437 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
15438 function insn_extra_special_memory_constraint.
15439 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15440 * gensupport.c (process_rtx): Process
15441 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15442 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
15443 * ira-lives.c (single_reg_class): Use
15444 insn_extra_special_memory_constraint.
15445 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
15446 * lra-constraints.c (process_alt_operands): Ditto.
15447 (curr_insn_transform): Use insn_extra_special_memory_constraint.
15448 * recog.c (asm_operand_ok, preprocess_constraints): Process
15450 * reload.c (find_reloads): Ditto.
15451 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
15452 * stmt.c (parse_input_constraint): Use
15453 insn_extra_special_memory_constraint.
15455 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15458 * lra-splill.c (lra_final_code_change): Revert r229087 by
15459 removing all sub-registers.
15461 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
15464 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
15466 2016-01-29 Jakub Jelinek <jakub@redhat.com>
15469 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
15470 SSE1, copy target into the temporary reg first before recursing
15473 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15475 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
15478 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15480 * ginclude/stdarg.h: Test __cplusplus instead of
15481 __GXX_EXPERIMENTAL_CXX0X__.
15483 2016-01-29 Richard Biener <rguenther@suse.de>
15485 PR tree-optimization/69547
15486 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
15487 Do not mark clobbers necessary.
15488 (mark_all_reaching_defs_necessary_1): Likewise.
15490 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15492 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
15493 declaration name with %qs and print it in both error messages.
15494 Also fix indentation.
15496 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15499 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
15500 trailing blank line from error message.
15502 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15505 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
15508 2016-01-29 Richard Biener <rguenther@suse.de>
15510 PR middle-end/69537
15511 * match.pd: Allow all integral types when simplifying a
15512 widening or sign-changing conversion.
15514 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15516 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
15517 back to setting codegen_error to fail codegen.
15519 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
15522 * config/i386/constraints.md (C): Only accept constant zero operand.
15523 (BC): New constraint.
15524 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
15525 instead of C constraint.
15526 * doc/md.texi (Machine Constraints): Update description
15529 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
15532 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
15534 2016-01-28 Jakub Jelinek <jakub@redhat.com>
15536 PR middle-end/69542
15537 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
15540 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
15542 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
15543 branches if using guessed profile.
15545 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
15547 * graphite-optimize-isl.c (optimize_isl): Fix dump.
15549 2016-01-28 Richard Henderson <rth@redhat.com>
15552 * config/aarch64/aarch64-modes.def (CC_Cmode): New
15553 * config/aarch64/aarch64-protos.h: Update.
15554 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
15555 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
15556 (aarch64_get_condition_code_1): Handle CC_Cmode.
15557 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
15558 (*add<mode>3_compareC_cconly_imm): New.
15559 (*add<mode>3_compareC_cconly): New.
15560 (*add<mode>3_compareC_imm): New.
15561 (add<mode>3_compareC): New.
15562 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
15563 to be first. Use aarch64_carry_operation.
15564 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
15565 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
15566 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
15567 (subti3): Use subdi3_compare1.
15568 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
15569 (sub<mode>3_compare1): New.
15570 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
15571 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
15572 (*subsi3_carryin_uxtw): Likewise.
15573 (*ngc<mode>, *ngcsi_uxtw): Likewise.
15574 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
15575 * config/aarch64/iterators.md (DWI): New.
15576 * config/aarch64/predicates.md (aarch64_carry_operation): New.
15577 (aarch64_borrow_operation): New.
15579 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15581 * graphite-optimize-isl.c (optimize_isl): Print a different debug
15582 message when isl does not return a valid schedule.
15584 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15586 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
15587 Remove comments from class declarations: they are already in the code
15590 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15592 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
15594 (ternary_op_to_tree): Same.
15595 (unary_op_to_tree): Same.
15596 (nary_op_to_tree): Same.
15597 (gcc_expression_from_isl_expr_op): Same.
15598 (gcc_expression_from_isl_expression): Same.
15599 (graphite_create_new_loop): Same.
15600 (graphite_create_new_loop_guard): Same.
15601 (build_iv_mapping): Same.
15602 (graphite_create_new_guard): Same.
15603 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
15604 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
15606 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15608 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
15609 instead of setting codegen_error to fail codegen.
15611 2016-01-28 Jason Merrill <jason@redhat.com>
15613 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
15615 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15617 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15618 Remove CONST_INT_P check in CCMP cost calculation.
15620 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15622 * config/aarch64/aarch64.c (generic_vector_cost):
15623 Set vec_permute_cost.
15624 (cortexa57_vector_cost): Likewise.
15625 (exynosm1_vector_cost): Likewise.
15626 (xgene1_vector_cost): Likewise.
15627 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
15628 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
15629 Add vec_permute_cost entry.
15631 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15633 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
15635 (add<mode>3_compare0): Likewise.
15636 (addsi3_compare0_uxtw): Likewise.
15637 (add<mode>3nr_compare0): Likewise.
15638 (compare_neg<mode>): Likewise.
15639 (<optab><mode>3): Likewise.
15641 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
15643 * tree-vect-stmts.c (vectorizable_comparison): Add
15644 NULL check for vectype.
15646 2016-01-28 Richard Biener <rguenther@suse.de>
15648 PR tree-optimization/69466
15649 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
15650 Account for PHIs we couldn't duplicate.
15652 2016-01-28 Martin Liska <mliska@suse.cz>
15655 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
15656 instead of ENABLE_VALGRIND_CHECKING.
15658 2016-01-27 Richard Henderson <rth@redhat.com>
15661 * lra-remat.c (subreg_regs): New.
15662 (dump_candidates_and_remat_bb_data): Dump it.
15663 (operand_to_remat): Reject if operand in subreg_regs.
15664 (set_bb_regs): Collect subreg_regs.
15665 (lra_remat): Init and free subreg_regs. Compute
15666 calculate_local_reg_remat_bb_data before create_cands.
15668 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
15671 * config/i386/i386.c (ix86_update_stack_boundary): Don't
15672 change stack_alignment_needed for __tls_get_addr call.
15674 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
15676 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
15678 2016-01-27 Jeff Law <law@redhat.com>
15680 PR tree-optimization/68398
15681 PR tree-optimization/69196
15682 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
15683 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
15684 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15685 Only count PHIs in the last block in the path. The others will
15686 const/copy propagate away. Add heuristic to allow more irreducible
15687 subloops to be created when it is likely profitable to do so.
15689 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15690 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
15691 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
15693 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15696 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
15697 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
15698 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
15699 * tree-streamer-in.c: Include asan.h.
15700 (streamer_get_builtin_tree): For builtins in sanitizer
15701 range call initialize_sanitizer_builtins and retry.
15703 2016-01-27 Ian Lance Taylor <iant@google.com>
15705 * common.opt (fkeep-gc-roots-live): New undocumented option.
15706 * tree-ssa-loop-ivopts.c (add_candidate_1): If
15707 -fkeep-gc-roots-live, skip pointers.
15708 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
15711 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
15714 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
15715 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
15717 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
15720 * configure.ac: NetBSD provides SSP in its C library.
15721 * configure: Updated.
15723 2016-01-27 Richard Biener <rguenther@suse.de>
15725 PR tree-optimization/69166
15726 * tree-vect-loop.c (vect_is_simple_reduction): Always check
15727 reduction code for commutativity / associativity.
15729 2016-01-27 Martin Jambor <mjambor@suse.cz>
15731 PR tree-optimization/69355
15732 * tree-sra.c (analyze_access_subtree): Correct hole detection when
15733 total_scalarization fails.
15735 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
15737 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
15740 2016-01-27 Christian Bruel <christian.bruel@st.com>
15743 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
15744 Move arm_reset_previous_fndecl and set_target_option_current_node in
15745 the conditional part. Call save_restore_target_globals.
15746 * config/arm/arm.c (arm_set_current_function):
15747 Refactor to better support #pragma target and attribute mix.
15748 Call save_restore_target_globals.
15749 * config/arm/arm-protos.h (save_restore_target_globals): New function.
15751 2016-01-27 Martin Liska <mliska@suse.cz>
15753 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
15754 reference for an HSA kernel and its host function.
15756 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15758 PR tree-optimization/69399
15759 * wide-int.h (wi::lrshift): For larger precisions, only
15760 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
15762 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
15764 * config/arc/predicates.md (proper_comparison_operator): Reject
15765 constant-constant comparison.
15767 2016-01-26 Tom de Vries <tom@codesourcery.com>
15769 PR tree-optimization/69110
15770 * tree-data-ref.c (initialize_data_dependence_relation): Handle
15771 DR_NUM_DIMENSIONS == 0.
15773 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15774 Sebastian Pop <s.pop@samsung.com>
15776 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
15777 isl_ast_op_cond and isl_ast_op_select.
15778 (gcc_expression_from_isl_expr_op): Same.
15780 2016-01-26 Jason Merrill <jason@redhat.com>
15783 * tree.c (recompute_constructor_flags): Split out from
15785 (verify_constructor_flags): New.
15786 * tree.h: Declare them.
15788 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
15790 PR rtl-optimization/69217
15791 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
15792 are no TYPE_FIELDS set for the record type.
15794 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15797 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
15798 toc_label_name unconditionally.
15799 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
15800 SYMBOL_REF string. Use toc_label_name instead of constructing
15802 (rs6000_elf_declare_function_name): Use toc_label_name instead of
15803 constructing LCTOC1.
15805 2016-01-26 Martin Sebor <msebor@redhat.com>
15808 * doc/extend.texi (Common Type Attributes): Move text that talks about
15809 attribute packed from attribute aligned to the section discussing
15810 the former attribute for clarity.
15812 2016-01-26 Richard Henderson <rth@redhat.com>
15814 PR middle-end/60908
15815 * trans-mem.c (tm_region_init): Mark entry block as visited.
15817 2016-01-26 David Malcolm <dmalcolm@redhat.com>
15820 * diagnostic-show-locus.c (layout::print_source_line): Replace
15821 call to pp_newline with call to layout::print_newline.
15822 (layout::print_annotation_line): Likewise.
15823 (layout::move_to_column): Likewise.
15824 (layout::print_any_fixits): After printing any fixits, print a
15825 trailing newline, if necessary.
15826 (layout::print_newline): New method, resetting any colorization
15828 (diagnostic_show_locus): Move the pp_newline to before the
15829 early bailout. Remove dummy block enclosing the layout instance.
15830 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
15831 of pp_newline_and_flush with pp_flush.
15832 (diagnostic_append_note): Delete use of pp_newline.
15833 (diagnostic_append_note_at_rich_loc): Delete.
15834 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
15835 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
15836 when newline characters are added to the buffer.
15838 2016-01-26 Michael Matz <matz@suse.de>
15840 * configure.ac (ac_cv_std_swap_in_utility): New test.
15841 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
15842 * configure: Regenerate.
15843 * config.in: Regenerate.
15845 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
15847 * config/arc/arc.md (cstoresi4): Force operand into register.
15848 (arcset<code>): Fix predicate.
15849 (arcsetltu): Likewise.
15850 (arcsetgeu): Likewise.
15851 (arcsethi): Likewise.
15852 (arcsetls): Likewise.
15854 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15856 PR tree-optimization/69483
15857 * gimple-fold.c (canonicalize_constructor_val): Return NULL
15858 if base has error_mark_node type.
15860 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
15863 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
15864 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
15866 (vget_lane_f16): Handle big-endian.
15867 (vgetq_lane_f16): Likewise.
15868 (vset_lane_f16): Likewise.
15869 (vsetq_lane_f16): Likewise.
15870 * config/arm/iterators.md (VQXMOV): Add V8HF.
15871 (VDQ): Add V4HF and V8HF.
15872 (V_reg): Handle V4HF and V8HF.
15873 (Is_float_mode): Likewise.
15874 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
15875 neon_vdup_nv8hf): New patterns.
15876 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
15877 Use VD_LANE iterator.
15878 (neon_vld1_dup<mode>): Use VQ2 iterator.
15880 2016-01-26 Nathan Sidwell <nathan@acm.org>
15882 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
15883 (set_oacc_fn_attrib): Add IS_KERNEL arg.
15884 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
15885 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
15886 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
15887 (oacc_validate_dims): Add LEVEL arg, don't return level.
15888 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
15889 oacc_validate_dims.
15890 (execute_oacc_device_lower): Adjust, add more dump output.
15891 * tree-ssa-loop.c (gate_oacc_kernels): Use
15892 oacc_fn_attrib_kernels_p.
15893 * tree-parloops.c (create_parallel_loop): Adjust
15894 set_oacc_fn_attrib call.
15896 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15899 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
15900 (append_compiler_options): Handle -fcilkplus.
15901 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
15903 2016-01-26 Nick Clifton <nickc@redhat.com>
15906 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
15907 been marked as DECL_ONE_ONLY but we do not the means to make it
15908 so, then do not allow it to bind locally.
15910 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15913 * opts.h (parse_sanitizer_options): New prototype.
15914 * opts.c (sanitizer_opts): New array.
15915 (parse_sanitizer_options): New function.
15916 (common_handle_option): Use parse_sanitizer_options.
15918 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
15921 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
15922 alignment adjustment to ...
15923 (ix86_update_stack_boundary): Here. Don't over-align stack for
15925 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
15926 if __tls_get_addr is called.
15928 2016-01-26 Christian Bruel <christian.bruel@st.com>
15930 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
15932 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
15934 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
15936 2016-01-26 Richard Biener <rguenther@suse.de>
15938 PR middle-end/69467
15939 * match.pd: Guard X * CST CMP 0 pattern with single_use.
15941 2016-01-26 Richard Biener <rguenther@suse.de>
15943 PR tree-optimization/69452
15944 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
15945 (move_computations_dom_walker::before_dom_children): Rename
15947 (move_computations_worker): This.
15948 (move_computations): Perform an RPO rather than a DOM walk.
15950 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15953 * combine.c (combine_instructions): For REG_EQUAL note with
15954 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
15955 to the underlying register.
15956 * doc/rtl.texi (REG_EQUAL): Document the behavior of
15957 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
15959 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
15962 * config/aarch64/aarch64-builtins.c
15963 (aarch64_init_simd_builtin_types): Do not set structural
15964 equality to __Poly{8,16,64,128}_t types.
15966 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
15968 PR tree-optimization/69400
15969 * wide-int.cc (wi_pack): Take the precision as argument and
15970 perform canonicalization here rather than in the callers.
15971 Use the main loop to handle all full-width HWIs. Add a
15972 zero HWI if in_len isn't a full result.
15973 (wi::divmod_internal): Update accordingly.
15974 (wi::mul_internal): Likewise. Simplify.
15976 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15977 Sebastian Pop <s.pop@samsung.com>
15979 * graphite-poly.c (apply_poly_transforms): Simplify.
15980 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
15981 (print_isl_map): Same.
15982 (print_isl_union_map): Same.
15983 (print_isl_schedule): New.
15984 (debug_isl_schedule): New.
15985 * graphite-dependences.c (scop_get_reads): Do not call
15986 isl_union_map_add_map that is undocumented isl functionality.
15987 (scop_get_must_writes): Same.
15988 (scop_get_may_writes): Same.
15989 (scop_get_original_schedule): Remove.
15990 (scop_get_dependences): Do not call isl_union_map_compute_flow that
15991 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
15992 (compute_deps): Remove.
15993 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
15994 (debug_schedule_ast): New.
15995 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
15996 set_separate_option.
15997 (graphite_regenerate_ast_isl): Add dump.
15998 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
15999 from scop->transformed_schedule.
16000 (graphite_regenerate_ast_isl): Add more dump.
16001 * graphite-optimize-isl.c (optimize_isl): Set
16002 scop->transformed_schedule. Check whether schedules are equal.
16003 (apply_poly_transforms): Move here.
16004 * graphite-poly.c (apply_poly_transforms): ... from here.
16005 (free_poly_bb): Static.
16006 (free_scop): Static.
16007 (pbb_number_of_iterations_at_time): Remove.
16008 (print_isl_ast): New.
16009 (debug_isl_ast): New.
16010 (debug_scop_pbb): New.
16011 * graphite-scop-detection.c (print_edge): Move.
16012 (print_sese): Move.
16013 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
16014 (build_scop_scattering): Remove.
16015 (create_pw_aff_from_tree): Assert instead of bailing out.
16016 (add_condition_to_pbb): Remove unused code, do not fail.
16017 (add_conditions_to_domain): Same.
16018 (add_conditions_to_constraints): Remove.
16019 (build_scop_context): New.
16020 (add_iter_domain_dimension): New.
16021 (build_iteration_domains): Initialize pbb->iterators.
16022 Call add_conditions_to_domain.
16025 (index_outermost_in_loop): New.
16026 (index_pbb_in_loop): New.
16027 (outermost_pbb_in): New.
16028 (add_in_sequence): New.
16029 (add_outer_projection): New.
16030 (outer_projection_mupa): New.
16031 (add_loop_schedule): New.
16032 (build_schedule_pbb): New.
16033 (build_schedule_loop): New.
16034 (embed_in_surrounding_loops): New.
16035 (build_schedule_loop_nest): New.
16036 (build_original_schedule): New.
16037 (build_poly_scop): Call build_original_schedule.
16038 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
16039 (free_poly_dr): Remove.
16040 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
16041 (free_poly_bb): Remove.
16042 (debug_loop_vec): Remove.
16043 (print_isl_ast): Declare.
16044 (debug_isl_ast): Declare.
16045 (scop_do_interchange): Remove.
16046 (scop_do_strip_mine): Remove.
16047 (scop_do_block): Remove.
16048 (flatten_all_loops): Remove.
16049 (optimize_isl): Remove.
16050 (pbb_number_of_iterations_at_time): Remove.
16051 (debug_scop_pbb): Declare.
16052 (print_schedule_ast): Declare.
16053 (debug_schedule_ast): Declare.
16054 (struct scop): Remove schedule. Add original_schedule,
16055 transformed_schedule.
16056 (free_gimple_poly_bb): Remove.
16057 (print_generated_program): Remove.
16058 (debug_generated_program): Remove.
16059 (unify_scattering_dimensions): Remove.
16060 * sese.c (print_edge): ... here.
16061 (print_sese): ... here.
16062 (debug_edge): ... here.
16063 (debug_sese): ... here.
16064 * sese.h (print_edge): Declare.
16065 (print_sese): Declare.
16066 (dump_edge): Declare.
16067 (dump_sese): Declare.
16069 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
16070 Sebastian Pop <s.pop@samsung.com>
16072 * Makefile.in: Set ISLVER in site.exp.
16074 2016-01-25 Jakub Jelinek <jakub@redhat.com>
16076 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
16077 DECL_VALUE_EXPR of new_var even for the non-array case. Look
16078 through DECL_VALUE_EXPR for expansion.
16080 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
16082 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
16083 the frame info after reload completed.
16085 2016-01-25 Jeff Law <law@redhat.com>
16087 PR tree-optimization/69196
16088 PR tree-optimization/68398
16089 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
16090 tree-ssa-threadupdate.c.
16091 (determine_bb_domination_status): Prototype
16092 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
16093 (determine_bb_domination_status): No longer static.
16094 (valid_jump_thread_path): Remove code to detect characteristics
16095 of the jump thread path not associated with correctness.
16096 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
16097 Correct test for thread path length. Count PHIs for real operands as
16098 statements that need to be copied. Do not count ASSERT_EXPRs.
16099 Look at all the blocks in the thread path. Compute and selectively
16100 filter thread paths based on threading through the latch, threading
16101 a multiway branch or crossing a multiway branch.
16103 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16105 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
16106 decl with __attribute__ ((unused)) annotation.
16108 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
16111 * tree-vect-stmts.c (vectorizable_condition): Check vectype
16112 of operands is compatible with a statement vectype.
16114 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
16116 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
16117 improve wording for mixed storage order support.
16119 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
16121 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
16122 (vcvt_u64_f64): Likewise.
16123 (vcvta_s64_f64): Likewise.
16124 (vcvta_u64_f64): Likewise.
16125 (vcvtm_s64_f64): Likewise.
16126 (vcvtm_u64_f64): Likewise.
16127 (vcvtn_s64_f64): Likewise.
16128 (vcvtn_u64_f64): Likewise.
16129 (vcvtp_s64_f64): Likewise.
16130 (vcvtp_u64_f64): Likewise.
16132 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
16134 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
16135 (arc_init): Check validity mll64 option.
16136 (arc_save_restore): Use double load/store instruction.
16137 (arc_expand_movmem): Likewise.
16138 (arc_split_move): Don't split if we have double load/store
16139 instructions. Returns a boolean.
16140 (arc_process_double_reg_moves): Change function to return boolean
16141 instead of a sequence of instructions.
16142 (arc_dwarf_register_span): New function.
16143 * config/arc/arc-protos.h (arc_split_move): Change prototype.
16144 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
16145 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
16146 (*movdf_insn): Likewise.
16147 * config/arc/arc.opt (mll64): New option.
16148 * config/arc/predicates.md (even_register_operand): New predicate.
16149 * doc/invoke.texi (ARC Options): Add mll64 documentation.
16151 2016-01-25 Richard Biener <rguenther@suse.de>
16154 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
16155 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
16157 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
16159 2016-01-25 Richard Biener <rguenther@suse.de>
16161 PR tree-optimization/69376
16162 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
16164 (VN_INFO_ANTI_RANGE_P): New inline.
16165 (VN_INFO_RANGE_TYPE): Likewise.
16166 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
16167 SSA_NAME_ANTI_RANGE_P.
16168 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
16169 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16170 Properly query VN_INFO_RANGE_TYPE.
16172 2016-01-25 Nick Clifton <nickc@redhat.com>
16175 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
16177 2016-01-23 Tom de Vries <tom@codesourcery.com>
16179 PR tree-optimization/69426
16180 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
16183 2016-01-23 Jakub Jelinek <jakub@redhat.com>
16185 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
16186 "the the" with "the" in the comments.
16187 * ipa-devirt.c (build_type_inheritance_graph,
16188 update_type_inheritance_graph): Likewise.
16189 * tree.c (build_function_type_list_1): Likewise.
16190 * cfgloopmanip.c (scale_loop_profile): Likewise.
16191 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
16192 * gimple-ssa-split-paths.c
16193 (find_block_to_duplicate_for_splitting_paths): Likewise.
16194 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
16195 * expr.c (convert_move): Likewise.
16196 * var-tracking.c (vt_stack_adjustments): Likewise.
16197 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16198 * tree-vrp.c (test_for_singularity): Likewise.
16200 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
16201 directly instead of building a temporary tree.
16204 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
16205 remove <algorithm> include.
16207 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16210 * config/i386/i386.c: Include dojump.h.
16211 (expand_small_movmem_or_setmem,
16212 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
16214 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
16215 if dynamic_check != -1.
16217 2016-01-21 Jeff Law <law@redhat.com>
16219 PR middle-end/69347
16220 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
16221 record_temporary_equivalences. Rewritten to avoid unnecessary calls
16222 into dominated_by_p.
16223 (cprop_into_successor_phis): Avoid unnecessary tests.
16225 2016-01-22 Richard Henderson <rth@redhat.com>
16228 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
16229 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
16231 2016-01-22 Michael Matz <matz@suse.de>
16233 * system.h (string, algorithm): Include only conditionally.
16234 (new): Include always under C++.
16235 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
16236 * final.c (toplevel): Ditto.
16237 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
16238 * genconditions.c (write_header): Make gencondmd.c define
16240 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
16242 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
16243 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
16245 2016-01-22 Christian Bruel <christian.bruel@st.com>
16248 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
16250 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16253 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
16254 define_insn_and_split. Ensure operands[1] and operands[0] do not
16255 get assigned the same register.
16257 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
16259 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
16261 2016-01-22 Christian Bruel <christian.bruel@st.com>
16263 * config/arm/arm-c.c (arm_pragma_target_parse):
16264 Remove warn_builtin_macro_redefined overwrite.
16266 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
16268 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
16269 flag_non_call_exceptions compatibility.
16271 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16274 * dwarf2out.c (add_child_die_after): New function.
16275 (dwarf_qual_info_t): New type.
16276 (dwarf_qual_info): New variable.
16277 (qualified_die_p): New function.
16278 (modified_type_die): For -fdebug-types-section, ensure
16279 canonical order of qualifiers. Put qualified DIEs adjacent
16280 to the corresponding non-qualified type DIE and search there
16281 for existing qualified DIEs.
16283 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
16285 * doc/extend.texi (scalar_storage_order type attribute): Document
16286 restriction on type punning and aliasing, and remove future tense.
16288 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
16291 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
16294 2016-01-21 Jeff Law <law@redhat.com>
16296 PR middle-end/69347
16297 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
16298 useless call to record_temporary_equivalences.
16299 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
16300 allocate 10 slots in the bb_path vector and let it grow as needed.
16301 (fsm_find_control_statement_thread_paths): Similarly for the next_path
16304 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
16306 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
16308 * configure: Regenerate.
16310 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
16312 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
16313 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
16315 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
16317 PR middle-end/66178
16318 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
16319 drop EXPAND_INITIALIZER.
16320 * rtl.h (contains_symbolic_reference_p): Declare.
16321 * rtlanal.c (contains_symbolic_reference_p): New function.
16322 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
16323 a subtraction into a NOT if symbolic constants are involved.
16325 2016-01-21 Anton Blanchard <anton@samba.org>
16326 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16329 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
16331 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
16334 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
16336 * config/microblaze/microblaze.c
16337 (get_branch_target): New.
16338 (insert_wic_for_ilb_runout): New.
16340 (microblaze_machine_dependent_reorg): New.
16341 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
16342 * config/microblaze/microblaze.md
16343 (UNSPEC_IPREFETCH): Define.
16344 (iprefetch): New pattern
16345 * config/microblaze/microblaze.opt
16346 (mxl-prefetch): New flag.
16348 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
16350 * config/microblaze/microblaze.h
16351 (FIXED_REGISTERS): Update in macro.
16352 (CALL_USED_REGISTERS): Update in macro.
16354 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
16356 PR rtl-optimization/68920
16357 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
16360 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
16362 PR rtl-optimization/68990
16363 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
16364 pseudo instead of inheritance ones.
16366 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16367 Nick Clifton <nickc@redhat.com>
16371 * config/mips/mips.c (mips_compute_frame_info): Initialise
16372 args_size and hard_frame_pointer_offset fields of the frame
16373 structure before calling mips_global_pointer.
16375 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
16377 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
16379 * configure: Regenerate.
16381 2016-01-21 Richard Biener <rguenther@suse.de>
16383 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
16385 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
16387 * config/s390/s390.c (s390_asm_declare_function_size): Add code
16388 to actually emit the .size directive.
16390 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
16391 Jakub Jelinek <jakub@redhat.com>
16395 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
16396 args array size by one to avoid buffer overflow.
16398 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
16400 * config/s390/s390.md (pool_section_start): Use switch_to_section
16401 to select proper read-only data section instead of hardcoding
16403 (pool_section_end): Use switch_to_section to match the above.
16405 2016-01-21 Richard Biener <rguenther@suse.de>
16407 PR tree-optimization/69378
16408 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
16409 (set_ssa_val_to): Use it for dominance checks taking into
16410 account not executable edges.
16412 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16415 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
16416 for bitsize instead of GET_MODE_PRECISION (mode).
16418 2016-01-20 Martin Sebor <msebor@redhat.com>
16421 * extend.texi (__sync Builtins): Clarify the semantics of
16422 __sync_fetch_and_OP built-ins on pointers.
16423 (__atomic Builtins): Same.
16425 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16426 Sebastian Pop <s.pop@samsung.com>
16428 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
16429 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
16430 (is_valid_rename): Same.
16431 (translate_isl_ast_to_gimple::get_rename): Same.
16432 (translate_isl_ast_to_gimple::rename_all_uses): Same.
16433 (translate_isl_ast_to_gimple::rename_uses): Same.
16434 (get_new_name): Check for close_phi nodes.
16435 (copy_loop_phi_args): Use phi_node_kind.
16436 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
16437 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
16439 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16440 Sebastian Pop <s.pop@samsung.com>
16442 Revert commit r229783.
16443 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
16444 Remove use of parameter_rename_map.
16445 (copy_def): Remove.
16446 (copy_internal_parameters): Remove.
16447 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
16448 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
16449 (free_sese_info): Do not free parameter_rename_map.
16450 (set_rename): Do not use parameter_rename_map.
16451 (rename_uses): Update call to set_rename.
16452 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
16453 * sese.h (parameter_rename_map_t): Remove.
16454 (struct sese_info_t): Remove field parameter_rename_map.
16456 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16457 Sebastian Pop <s.pop@samsung.com>
16459 * graphite-isl-ast-to-gimple.c: Fix comment.
16460 * graphite-scop-detection.c (defined_in_loop_p): New.
16461 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
16462 names defined in loop.
16464 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16465 Sebastian Pop <s.pop@samsung.com>
16467 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
16468 Discard unstructured if-then-else regions.
16470 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16471 Sebastian Pop <s.pop@samsung.com>
16473 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
16474 (cleanup_loop_iter_dom): Remove.
16475 (build_loop_iteration_domains): Remove.
16476 (build_scop_context): Remove.
16477 (build_scop_iteration_domain): Remove.
16478 (add_loop_constraints): New.
16479 (build_iteration_domains): New.
16480 (build_poly_scop): Call build_iteration_domains.
16482 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16483 Sebastian Pop <s.pop@samsung.com>
16485 * graphite-scop-detection.c
16486 (scop_detection::harmful_loop_in_region): Free dom and loops.
16487 (scop_detection::loop_body_is_valid_scop): Free bbs.
16489 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16490 Sebastian Pop <s.pop@samsung.com>
16492 * graphite-scop-detection.c (record_loop_in_sese): New.
16493 (gather_bbs::before_dom_children): Call record_loop_in_sese.
16494 (build_scops): Remove call to build_sese_loop_nests.
16495 * sese.c (sese_record_loop): Remove.
16496 (build_sese_loop_nests): Remove.
16497 (new_sese_info): Remove region->loops.
16498 (free_sese_info): Same.
16499 * sese.h (sese_contains_loop): Same.
16500 (build_sese_loop_nests): Remove.
16501 (sese_contains_loop): Remove.
16503 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16504 Sebastian Pop <s.pop@samsung.com>
16506 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
16507 loop_is_valid_in_scop.
16508 (scop_detection::harmful_stmt_in_region): Renamed
16509 harmful_loop_in_region.
16510 Call loop_is_valid_in_scop.
16512 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16513 Sebastian Pop <s.pop@samsung.com>
16515 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
16518 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16519 Sebastian Pop <s.pop@samsung.com>
16521 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
16522 * graphite.h (struct poly_bb): Remove field is_reduction.
16523 (PBB_IS_REDUCTION): Remove.
16525 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16526 Sebastian Pop <s.pop@samsung.com>
16528 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
16529 (add_pdr_constraints): Same.
16530 (scop_get_reads): Same.
16531 (scop_get_must_writes): Same.
16532 (scop_get_may_writes): Same.
16533 (scop_get_original_schedule): Same.
16534 (extend_schedule): Same.
16535 (apply_schedule_on_deps): Same.
16536 (carries_deps): Same.
16537 (compute_deps): Same.
16538 (scop_get_dependences): Same.
16539 * graphite-isl-ast-to-gimple.c
16540 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
16541 * graphite-optimize-isl.c (get_schedule_for_band): Same.
16542 (get_schedule_for_band_list): Same.
16543 (get_schedule_map): Same.
16544 (apply_schedule_map_to_scop): Same.
16545 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
16546 (build_loop_iteration_domains): Same.
16547 (add_condition_to_pbb): Same.
16548 (add_param_constraints): Same.
16549 (pdr_add_memory_accesses): Same.
16550 (pdr_add_data_dimensions): Same.
16552 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16554 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
16557 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16559 * common.opt (feliminate-dwarf2-dups): Replace references to
16560 "DWARF 2" with just "DWARF".
16561 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
16562 * doc/extend.texi: Likewise.
16563 * doc/cpp.texi: Likewise.
16564 * doc/invoke.texi: Likewise.
16565 (Option Summary): Add -gdwarf to list of Debugging Options.
16566 (Debugging Options): Document -gdwarf.
16567 * doc/contrib.texi: Spell "DWARF" like that.
16569 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16571 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
16572 warning. Fix up formatting.
16574 PR middle-end/67653
16575 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
16576 attempt to mark memory input operand addressable and
16577 call prepare_gimple_addressable in that case. Don't adjust
16578 input_location for diagnostics, use error_at instead.
16580 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
16582 * config/rs6000/ppc-auxv.h: New file.
16583 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
16584 (cpu_is): Likewise.
16585 (cpu_supports): Likewise.
16586 * config/rs6000/rs6000.c: include "ppc-auxv.h".
16587 (cpu_is_info): New variable.
16588 (cpu_supports_info): Likewise.
16589 (tcb_verification_symbol): Likewise.
16590 (cpu_builtin_p): Likewise.
16591 (cpu_expand_builtin): New function.
16592 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
16593 (rs6000_init_builtins): Likewise.
16594 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
16595 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
16596 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
16597 * configure: Regenerate.
16598 * config.in: Likewise.
16599 * doc/extend.texi (PowerPC Built-in Functions): Document
16600 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
16602 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
16605 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
16607 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
16610 2016-01-20 Richard Henderson <rth@redhat.com>
16616 * tree.c (tm_define_builtin): New.
16617 (find_tm_vector_type): New.
16618 (build_tm_vector_builtins): New.
16619 (build_common_builtin_nodes): Call it.
16621 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
16623 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
16624 (arm_fp_ok): Likewise.
16625 (arm_fp): Likewise.
16626 (arm_crypto): Likewise.
16628 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
16629 Richard Biener <rguenther@suse.de>
16631 PR tree-optimization/69328
16632 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
16633 vectors have same number of elements.
16634 (vectorizable_condition): Fix masked version recognition.
16636 2016-01-20 Richard Biener <rguenther@suse.de>
16638 PR tree-optimization/69345
16639 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
16640 (VN_INFO_PTR_INFO): Likewise.
16641 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
16642 info when it is equal between non-dominating SSA names.
16643 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16644 Make sure to look at original SSA infos.
16646 2016-01-20 Jeff Law <law@redhat.com>
16649 * config/m68k/predicates.md (pow2_m1_operand): New predicate
16651 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
16652 (pc_or_label_operand): New predicate.
16653 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
16654 tests for small integers that are 2^n - 1.
16656 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
16658 * doc/invoke.texi (Options Summary): Add '.' after @xref.
16660 2016-01-19 Jeff Law <law@redhat.com>
16662 PR middle-end/69347
16663 * tree-ssa-threadbackwards.c
16664 (fsm_find_control_statement_thread_paths): Do not try to lookup
16665 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
16667 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
16669 * doc/lto.texi: Remove text that says only Gold has linker plugin
16672 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
16674 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
16675 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
16676 the DIE accordingly.
16677 (modified_type_die): Add REVERSE parameter and pass it recursively,
16678 as well as to base_type_die. Adjust presence check accordingly.
16679 (base_type_for_mode): Adjust call to modified_type_die.
16680 (add_type_attribute): Add REVERSE parameter and pass it to
16682 (generic_parameter_die): Adjust call to add_type_attribute.
16683 (add_scalar_info): Likewise.
16684 (add_subscript_info): Likewise.
16685 (gen_array_type_die): Likewise.
16686 (gen_descr_array_type_die): Likewise.
16687 (gen_entry_point_die): Likewise.
16688 (gen_enumeration_type_die): Likewise.
16689 (gen_formal_parameter_die): Likewise.
16690 (gen_subprogram_die): Likewise.
16691 (gen_variable_die ): Likewise.
16692 (gen_const_die): Likewise.
16693 (gen_field_die): Likewise.
16694 (gen_pointer_type_die): Likewise.
16695 (gen_reference_type_die): Likewise.
16696 (gen_ptr_to_mbr_type_die): Likewise.
16697 (gen_inheritance_die): Likewise.
16698 (gen_subroutine_type_die): Likewise.
16699 (gen_typedef_die): Likewise.
16700 (force_type_die): Adjust call to modified_type_die.
16702 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
16704 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
16705 flow throughout the file. Fix broken link to Objective-C 2.0
16707 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
16710 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16712 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
16714 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16717 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
16718 (maybe_record_node): Record cxa_pure_virtual as the only possible
16719 target if there are not ohter candidates.
16720 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
16722 2016-01-19 Richard Biener <rguenther@suse.de>
16724 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
16725 (get_memory_order): Likewise.
16727 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
16729 * tree-vect-stmts.c (vectorizable_store): Check
16732 2016-01-19 David Malcolm <dmalcolm@redhat.com>
16735 * gcc.c (driver::decode_argv): Add call to
16736 init_opts_obstack before init_options_struct.
16737 * opts.c (init_opts_obstack): Remove idempotency.
16738 (init_options_struct): Replace call to init_opts_obstack
16739 with a gcc_assert to verify that it has already been called.
16740 * toplev.c (toplev::main): Add call to init_opts_obstack before
16741 calls to init_options_struct.
16742 (toplev::finalize): Move cleanup of opts_obstack next to
16743 cleanup of save_decoded_options, clearing the latter, and
16744 save_decoded_options_count.
16746 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16749 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
16750 attribute to unconditional. Remove %? from output template.
16752 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16753 Jiong Wang <jiong.wang@arm.com>
16755 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
16756 generated from different expand order.
16758 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16760 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16761 Add support for CCMP costing.
16763 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16765 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
16766 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
16767 (fccmpe<mode>): Likewise.
16768 (fcmp): Rename to fcmp and globalize pattern.
16770 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
16771 (aarch64_gen_ccmp_next): Add FP support.
16773 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16775 * target.def (gen_ccmp_first): Update documentation.
16776 (gen_ccmp_next): Likewise.
16777 * doc/tm.texi (gen_ccmp_first): Update documentation.
16778 (gen_ccmp_next): Likewise.
16779 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
16780 expand_ccmp_expr_1. Improve comments.
16781 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
16782 (ccmp_ior<mode>): Remove pattern.
16783 (cmp<mode>): Remove expand.
16784 (cmp): Globalize pattern.
16785 (cstorecc4): Use cc_register.
16786 (mov<mode>cc): Remove ccmp_cc_register check.
16787 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
16788 Simplify after removal of CC_DNE/* modes.
16789 (aarch64_ccmp_mode_to_code): Remove.
16790 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
16791 In 'k' case use integer as condition.
16792 (aarch64_nzcv_codes): Remove inverted cases.
16793 (aarch64_code_to_ccmode): Remove.
16794 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
16795 comparison with CC register to be used in folowing CCMP/branch/CSEL.
16796 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
16797 pattern. Return the comparison with CC register. Invert conditions
16798 when bitcode is OR.
16799 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
16800 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
16802 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16804 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16805 instrumented_version.
16807 2016-01-19 Richard Biener <rguenther@suse.de>
16809 PR tree-optimization/69336
16810 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
16811 handled components with get_ref_base_and_extent.
16812 (equal_mem_array_ref_p): Adjust.
16814 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16817 * shrink-wrap.c: Include valtrack.h.
16818 (move_insn_for_shrink_wrap): Add DEBUG argument. If
16819 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
16820 in between insn and where it will be moved to. Call
16821 dead_debug_insert_temp.
16822 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
16823 first and dead_debug_local_finish at the end.
16824 For uses and defs bitmap, handle all regs in between REGNO and
16825 END_REGNO, not just the first one.
16827 2016-01-19 Richard Biener <rguenther@suse.de>
16829 PR tree-optimization/69352
16830 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
16831 (equal_mem_array_ref_p): Constrain size and max size properly.
16832 Compare the reverse flag.
16834 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
16836 * ira.c (ira): Update regstat data if we deleted insns.
16838 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16840 PR rtl-optimization/68955
16841 PR rtl-optimization/64557
16842 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
16843 here. Fix up formatting.
16844 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
16846 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16849 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
16850 assume that the node has body.
16851 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
16854 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16856 * lto-streamer-out.c (lto_output): Do not stream instrumentation
16859 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16861 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
16862 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
16864 2016-01-19 Martin Jambor <mjambor@suse.cz>
16865 Martin Liska <mliska@suse.cz>
16866 Michael Matz <matz@suse.de>
16868 * Makefile.in (OBJS): Add new source files.
16869 (GTFILES): Add hsa.c.
16870 * common.opt (disable_hsa): New variable.
16871 (-Whsa): New warning.
16872 * config.in (ENABLE_HSA): New.
16873 * configure.ac: Treat hsa differently from other accelerators.
16874 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
16875 $enable_offloading.
16876 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
16877 * doc/install.texi (Configuration): Document --with-hsa-runtime,
16878 --with-hsa-runtime-include, --with-hsa-runtime-lib and
16879 --with-hsa-kmt-lib.
16880 * doc/invoke.texi (-Whsa): Document.
16881 (hsa-gen-debug-stores): Likewise.
16882 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
16883 to invoke offload compiler for hsa acclerator.
16884 * opts.c (common_handle_option): Determine whether HSA offloading
16885 should be performed.
16886 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
16887 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
16888 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
16889 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
16890 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
16891 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
16892 GF_OMP_FOR_KIND_GRID_LOOP.
16893 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
16894 (pp_gimple_stmt_1): Likewise.
16895 * gimple-walk.c (walk_gimple_stmt): Likewise.
16896 * gimple.c (gimple_build_omp_grid_body): New function.
16897 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
16898 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
16899 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
16900 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
16901 GF_OMP_TEAMS_GRID_PHONY.
16902 (gimple_statement_omp_single_layout): Updated comments.
16903 (gimple_build_omp_grid_body): New function.
16904 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
16905 (gimple_omp_for_grid_phony): New function.
16906 (gimple_omp_for_set_grid_phony): Likewise.
16907 (gimple_omp_parallel_grid_phony): Likewise.
16908 (gimple_omp_parallel_set_grid_phony): Likewise.
16909 (gimple_omp_teams_grid_phony): Likewise.
16910 (gimple_omp_teams_set_grid_phony): Likewise.
16911 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
16912 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
16913 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
16914 (BUILT_IN_GOMP_TARGET): Updated type.
16915 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
16916 (adjust_for_condition): New function.
16917 (get_omp_for_step_from_incr): Likewise.
16918 (extract_omp_for_data): Moved parts to adjust_for_condition and
16919 get_omp_for_step_from_incr.
16920 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
16921 (fixup_child_record_type): Bail out if receiver_decl is NULL.
16922 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
16923 (scan_omp_parallel): Do not create child functions for phony
16925 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
16926 (scan_omp_1_op): Checking assert we are not remapping to
16927 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
16928 (parallel_needs_hsa_kernel_p): New function.
16929 (expand_parallel_call): Register apprpriate parallel child
16930 functions as HSA kernels.
16931 (grid_launch_attributes_trees): New type.
16932 (grid_attr_trees): New variable.
16933 (grid_create_kernel_launch_attr_types): New function.
16934 (grid_insert_store_range_dim): Likewise.
16935 (grid_get_kernel_launch_attributes): Likewise.
16936 (get_target_argument_identifier_1): Likewise.
16937 (get_target_argument_identifier): Likewise.
16938 (get_target_argument_value): Likewise.
16939 (push_target_argument_according_to_value): Likewise.
16940 (get_target_arguments): Likewise.
16941 (expand_omp_target): Call get_target_arguments instead of looking
16942 up for teams and thread limit.
16943 (grid_expand_omp_for_loop): New function.
16944 (grid_arg_decl_map): New type.
16945 (grid_remap_kernel_arg_accesses): New function.
16946 (grid_expand_target_kernel_body): New function.
16947 (expand_omp): Call it.
16948 (lower_omp_for): Do not emit phony constructs.
16949 (lower_omp_taskreg): Do not emit phony constructs but create for them
16950 a temporary variable receiver_decl.
16951 (lower_omp_taskreg): Do not emit phony constructs.
16952 (lower_omp_teams): Likewise.
16953 (lower_omp_grid_body): New function.
16954 (lower_omp_1): Call it.
16955 (grid_reg_assignment_to_local_var_p): New function.
16956 (grid_seq_only_contains_local_assignments): Likewise.
16957 (grid_find_single_omp_among_assignments_1): Likewise.
16958 (grid_find_single_omp_among_assignments): Likewise.
16959 (grid_find_ungridifiable_statement): Likewise.
16960 (grid_target_follows_gridifiable_pattern): Likewise.
16961 (grid_remap_prebody_decls): Likewise.
16962 (grid_copy_leading_local_assignments): Likewise.
16963 (grid_process_kernel_body_copy): Likewise.
16964 (grid_attempt_target_gridification): Likewise.
16965 (grid_gridify_all_targets_stmt): Likewise.
16966 (grid_gridify_all_targets): Likewise.
16967 (execute_lower_omp): Call grid_gridify_all_targets.
16968 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
16969 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
16970 (tree_omp_clause): Added union field dimension.
16971 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
16972 * tree.c (omp_clause_num_ops): Added number of arguments of
16973 OMP_CLAUSE__GRIDDIM_.
16974 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
16975 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
16976 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
16977 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
16978 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
16979 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
16980 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
16981 * tree-pass.h (make_pass_gen_hsail): Declare.
16982 (make_pass_ipa_hsa): Likewise.
16983 * ipa-hsa.c: New file.
16984 * lto-section-in.c (lto_section_name): Add hsa section name.
16985 * lto-streamer.h (lto_section_type): Add hsa section.
16986 * timevar.def (TV_IPA_HSA): New.
16987 * hsa-brig-format.h: New file.
16988 * hsa-brig.c: New file.
16989 * hsa-dump.c: Likewise.
16990 * hsa-gen.c: Likewise.
16993 * toplev.c (compile_file): Call hsa_output_brig.
16994 * hsa-regalloc.c: New file.
16996 2016-01-18 Jeff Law <law@redhat.com>
16998 PR tree-optimization/69320
16999 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
17000 ranged object, do nothing if the RHS constant is not [0..1].
17001 (optimize_stmt): Comparing a boolean ranged object against a
17002 constant outside [0..1] results in a compile-time constant.
17004 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
17007 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
17009 * doc/invoke.texi (Invoking GCC): Add new section to menu.
17010 (Option Summary): Update to reflect new section and moved options.
17011 (C++ Dialect Options): Move -fstats to new section.
17012 (Debugging Options): Move all dump, statistics, and other GCC
17013 developer options to new section. Rewrite section introduction
17014 and re-order remaining options to put the more basic ones first.
17015 (Optimization Options): Move -fira-verbose and -flto-report* to
17017 (Developer Options): New section incorporating moved options.
17018 * doc/cppopts.texi (-dM): Update cross-reference.
17020 2016-01-18 Richard Henderson <rth@redhat.com>
17023 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
17024 operands to pseudo only if CSE is expected. Split long immediate
17025 operands only after reload, and for the stack pointer.
17026 (*add<GPI>3_pluslong): Remove.
17027 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
17028 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
17029 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
17030 (*add<GPI>3 peepholes): New.
17031 (*add<GPI>3 splitters): New.
17032 * config/aarch64/constraints.md (Upl): New.
17033 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
17035 2016-01-18 Richard Biener <rguenther@suse.de>
17037 PR tree-optimization/69297
17038 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
17040 (vect_bb_vectorization_profitable_p): Clear visited flag again.
17042 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
17044 PR middle-end/68542
17045 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
17046 of mixind vector and scalar types.
17047 (fold_relational_const): Add handling of vector
17048 comparison with boolean result.
17049 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
17050 comparison of vector operands with boolean result for EQ/NE only.
17051 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
17052 (verify_gimple_cond): Likewise.
17053 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
17056 2016-01-18 Joseph Myers <joseph@codesourcery.com>
17058 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
17061 2016-01-18 Richard Biener <rguenther@suse.de>
17063 PR middle-end/69308
17064 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
17066 2016-01-18 Tom de Vries <tom@codesourcery.com>
17068 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
17070 2016-01-18 Tom de Vries <tom@codesourcery.com>
17072 * omp-low.c (set_oacc_fn_attrib): Make extern.
17073 * omp-low.h (set_oacc_fn_attrib): Declare.
17074 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
17075 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
17076 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
17077 Add and handle function parameter oacc_kernels_p.
17078 (find_reduc_addr, get_omp_data_i_param): New function.
17079 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
17080 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
17081 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
17082 Calculate dominance info. Skip loops that are not in a kernels region
17083 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
17084 (pass_parallelize_loops::execute): Call parallelize_loops with
17085 oacc_kernels_p argument.
17086 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
17087 New member function.
17088 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
17089 * passes.def: Add argument to pass_parallelize_loops instantation.
17091 2016-01-18 Tom de Vries <tom@codesourcery.com>
17093 * tree-parloops.c (pass_parallelize_loops::execute): Allow
17094 pass_parallelize_loops to be run outside the loop pipeline.
17096 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17098 * tree-scalar-evolution.c (follow_copies_to_constant): New.
17099 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
17101 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17104 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
17105 using get_ref_base_and_extent.
17106 (equal_mem_array_ref_p): New.
17107 (hashable_expr_equal_p): Add call to previous.
17109 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17112 * tree-sra.c (disqualified_constants, constant_decl_p): New.
17113 (sra_initialize): Allocate disqualified_constants.
17114 (sra_deinitialize): Free disqualified_constants.
17115 (disqualify_candidate): Update disqualified_constants when appropriate.
17116 (create_access): Scan for constant-pool entries as we go along.
17117 (scalarizable_type_p): Add check against type_contains_placeholder_p.
17118 (maybe_add_sra_candidate): Allow constant-pool entries.
17119 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
17120 (initialize_constant_pool_replacements): New.
17121 (sra_modify_assign): Avoid mangling assignments created by previous,
17122 and don't generate writes into constant pool.
17123 (sra_modify_function_body): Call initialize_constant_pool_replacements.
17125 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
17127 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
17128 andnot instruction.
17129 (scalar_chain::convert_op): Likewise.
17130 * config/i386/i386.md (*andndi3_doubleword): New.
17132 2016-01-18 Richard Biener <rguenther@suse.de>
17134 PR tree-optimization/69170
17135 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
17136 building a vector from scalar results of a pattern stmt.
17138 2016-01-18 Jakub Jelinek <jakub@redhat.com>
17140 * haifa-sched.c (autopref_multipass_init): Work around
17141 -Wmaybe-uninitialized warning.
17143 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
17145 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
17146 against the constant 0.
17148 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17150 PR tree-optimization/68799
17151 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
17152 look up phi candidates in the statement-candidate map.
17153 (phi_add_costs): Likewise.
17154 (record_phi_increments): Likewise.
17155 (phi_incr_cost): Likewise.
17156 (ncd_with_phi): Likewise.
17157 (all_phi_incrs_profitable): Likewise.
17159 2016-01-17 Jakub Jelinek <jakub@redhat.com>
17161 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
17162 -Wmaybe-uninitialized warning.
17164 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
17166 * doc/invoke.texi (Invoking GCC): Add new section to menu.
17167 (Option Summary): Update to reflect new section and moved options.
17168 (C++ Dialect Options): Move -fvtable-verify and related options.
17169 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
17170 and profiling-related options.
17171 (Optimization Options): Move profile generation options and
17172 -fstack-protector and related options.
17173 (Instrumentation Options): New section incorporating moved options.
17174 (Code Generation Options): Move -finstrument-functions and
17175 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
17177 2016-01-16 Tom de Vries <tom@codesourcery.com>
17179 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
17181 2016-01-16 Tom de Vries <tom@codesourcery.com>
17183 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
17185 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
17187 * hash-table.h (hash_table::empty): Turn into an inline wrapper
17188 that checks whether the table is already empty. Rename the
17189 original implementation to...
17190 (hash_table::empty_slot): ...this new private function.
17192 2016-01-15 David Malcolm <dmalcolm@redhat.com>
17194 PR diagnostic/68899
17195 * diagnostic-show-locus.c (layout::print_source_line): Move x
17196 offset of line until after call to
17197 get_line_width_without_trailing_whitespace.
17199 2016-01-15 Jeff Law <law@redhat.com>
17201 PR tree-optimization/69270
17202 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
17203 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
17204 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
17205 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
17206 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
17207 ssa_name_has_boolean_range and constant_boolean_node.
17209 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
17211 PR rtl-optimization/69030
17212 * lra-spills.c (remove_pseudos): Check nrefs and make the function
17214 (spill_pseudos): Delete debug insn for dead pseudo.
17215 (lra_spill): Initiate spill_hard_reg and slots memory separately.
17217 2016-01-15 Jiong Wang <jiong.wang@arm.com>
17219 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
17221 (TYPES_UNOPUS): Likewise.
17222 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
17223 builtin type, from UNOP to UNOPUS.
17224 (lbtruncuv4sf): Likewise.
17225 (lbtruncuv2df): Likewise.
17226 (lrounduv2sf): Likewise.
17227 (lrounduv4sf): Likewise.
17228 (lrounduv2df): Likewise.
17229 (lroundusf): Likewise.
17230 (lroundusf): Likewise.
17231 (lceiluv2sf): Likewise.
17232 (lceiluv4sf): Likewise.
17233 (lceiluv2df): Likewise.
17234 (lceilusf): Likewise.
17235 (lceiludf): Likewise.
17236 (lflooruv2sf): Likewise.
17237 (lflooruv4sf): Likewise.
17238 (lflooruv2df): Likewise.
17239 (lfloorusf): Likewise.
17240 (lfloorudf): Likewise.
17241 (lfrintnuv2sf): Likewise.
17242 (lfrintnuv4sf): Likewise.
17243 (lfrintnuv2df): Likewise.
17244 (lfrintnusf): Likewise.
17245 (lfrintnudf): Likewise.
17246 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
17248 (vcvtq_u32_f32): Likewise.
17249 (vcvtq_u64_f64): Likewise.
17250 (vcvta_u32_f32): Likewise.
17251 (vcvtaq_u32_f32): Likewise.
17252 (vcvtaq_u64_f64): Likewise.
17253 (vcvtm_u32_f32): Likewise.
17254 (vcvtmq_u32_f32): Likewise.
17255 (vcvtmq_u64_f64): Likewise.
17256 (vcvtn_u32_f32): Likwise.
17257 (vcvtnq_u32_f32): Likewise.
17258 (vcvtnq_u64_f64): Likewise.
17259 (vcvtp_u32_f32): Likewise.
17260 (vcvtpq_u32_f32): Likewise.
17261 (vcvtpq_u64_f64): Likewise.
17262 (vcvtmd_u64_f64): Likewise.
17263 (vcvtms_u32_f32): Likewise.
17264 (vcvtad_u64_f64): Likewise.
17265 (vcvtas_u32_f32): Likewise.
17266 (vcvtnd_u64_f64): Likewise.
17267 (vcvtns_u32_f32): Likewise.
17268 (vcvtpd_u64_f64): Likewise.
17269 (vcvtps_u32_f32): Likewise.
17271 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17273 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
17274 CSEL of zero_extended registers.
17276 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17278 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
17279 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
17281 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17283 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
17284 false when argument string is not found in the attributes table
17287 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
17290 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
17291 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
17292 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
17293 precision estimate.
17295 2016-01-15 Richard Biener <rguenther@suse.de>
17297 PR tree-optimization/66856
17298 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
17299 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
17300 (vect_create_new_slp_node): Increment stmt reference count.
17301 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
17302 an SLP tree before swapping operands.
17303 (vect_build_slp_tree): Likewise.
17304 (destroy_bb_vec_info): Free stmt info after SLP instances.
17305 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
17306 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
17307 (STMT_VINFO_NUM_SLP_USES): New macro.
17309 2016-01-15 Richard Biener <rguenther@suse.de>
17312 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
17313 (add_linkage_name): ... here.
17314 (gen_typedef_die): Use add_linkage_name_raw instead of
17315 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
17318 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
17320 * gimplify.c (oacc_default_clause): Decode reference and pointer
17321 types for both kernels and parallel regions.
17323 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
17325 PR middle-end/69246
17326 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
17328 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
17330 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
17331 (convert_scalars_to_vector): Likewise.
17333 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
17335 * doc/extend.texi (Type Traits): Fix grammar.
17337 2016-01-15 Martin Jambor <mjambor@suse.cz>
17339 * tree-inline.c (remap_decl): Use existing dclarations if
17340 remapping a type and prevent_decl_creation_for_types.
17341 (replace_locals_stmt): Do an initial remapping of non-VLA typed
17342 decls first. Do real remapping with
17343 prevent_decl_creation_for_types set.
17344 * tree-inline.h (copy_body_data): New field
17345 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
17348 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
17350 * config/s390/s390.opt (mmvcle): More verbose help text.
17352 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
17354 * config/s390/s390.opt: Add period to -mzvector option text.
17356 2016-01-15 Richard Biener <rguenther@suse.de>
17358 PR tree-optimization/68961
17359 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
17360 of invariants in stores again.
17362 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
17364 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
17366 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
17368 * config/i386/i386.c (ix86_expand_branch): Don't split
17369 DI mode xor instruction to SI mode.
17371 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
17374 * ipa-icf.c (sem_function::merge): Virtual functions may become
17375 reachable even if they address is not taken and there are no
17378 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
17380 * lto-streamer-out.c (subtract_estimated_size): New function.
17381 (get_symbol_initial_value): Use it.
17383 2016-01-15 Christian Bruel <christian.bruel@st.com>
17386 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
17387 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
17388 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
17389 use add_builtin_function_ext_scope instead of add_builtin_function.
17390 (neon_set_p, neon_crypto_set_p): Remove.
17391 (arm_init_builtins): Always call arm_init_neon_builtins and
17392 arm_init_crypto_builtins.
17393 (arm_expand_builtin): Check that builtins are allowed for the arch.
17394 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
17395 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
17396 arm_init_neon_builtins call.
17398 2016-01-15 Richard Biener <rguenther@suse.de>
17400 PR tree-optimization/69117
17401 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
17402 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
17403 of the leader conservatively.
17404 (free_scc_vn): Restore original SSA name infos.
17406 2016-01-14 Jeff Law <law@redhat.com>
17408 PR tree-optimization/69270
17409 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
17410 single bit of precision, verify it's also unsigned.
17411 (record_edge_info): Use constant_boolean_node rather than fold_convert
17412 to convert boolean_true/boolean_false to the right type.
17414 2016-01-14 Richard Henderson <rth@redhat.com>
17417 * loop-doloop.c (record_reg_sets): New.
17418 (doloop_optimize): Reject the transform if the sequence
17419 clobbers registers live at the end of the loop block.
17420 (doloop_optimize_loops): Enable df_live if needed.
17422 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
17424 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
17425 * config/rs6000/rs6000.c: Likewise.
17426 * config/rs6000/rs6000.h: Likewise.
17427 * config/rs6000/rs6000.md: Likewise.
17428 * doc/extend.texi: Likewsie.
17430 2016-01-14 Jeff Law <law@redhat.com>
17432 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
17435 2016-01-14 Richard Henderson <rth@redhat.com>
17439 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
17440 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
17441 instead of builtin_decl_declared_p to test for declaration.
17443 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
17445 * doc/loop.texi (Loop Analysis and Representation): Document
17446 loop_depth function.
17448 2016-01-14 Tom de Vries <tom@codesourcery.com>
17450 PR tree-optimization/68773
17451 * omp-low.c (expand_omp_target): Don't set force_output.
17452 * varpool.c (varpool_node::get_create): Same.
17453 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
17454 offload_funcs with force_output.
17456 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17459 * lra-eliminations.c (move_plus_up): Don't change anything if either
17460 the outer or inner subreg mode is not MODE_INT.
17461 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
17462 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
17464 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17466 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
17467 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
17468 reduc_uplus_@var{m}): Remove.
17469 * expr.c (expand_expr_real_2): Remove expansion path for
17470 reduc_[us](min|max|plus) optabs.
17471 * optabs-tree.c (scalar_reduc_to_vector): Remove.
17472 * optabs-tree.h (scalar_reduc_to_vector): Remove.
17473 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
17474 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
17475 * tree-vect-loop.c (vectorizable_reduction): Remove test for
17476 reduc_[us](min|max|plus) optabs.
17478 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17480 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
17481 (reduc_plus_scal_v2sf): New.
17482 (reduc_smax_v2sf): Rename to...
17483 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
17484 (reduc_smin_v2sf): Rename to...
17485 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
17487 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
17489 * alias.c (compare_base_symbol_refs): New function.
17490 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
17493 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17495 PR middle-end/68146
17496 PR tree-optimization/69155
17497 * tree-complex.c: Include cfganal.h.
17498 (phis_to_revisit): New variable.
17499 (extract_component): Add phiarg_p argument. Assert that returned
17500 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
17501 (update_phi_components): Partly rewrite to use loop over real/imag
17502 components instead of code duplication. If extract_component returns
17503 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
17504 create_tmp_reg into the PHI node instead, and mention the phi triplet
17505 in phis_to_revisit.
17506 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
17507 in phis_to_revisit at the end.
17509 2016-01-14 Richard Biener <rguenther@suse.de>
17511 PR tree-optimization/68060
17512 * tree-vect-loop.c (vect_is_simple_reduction): Check the
17513 outer loop reduction is only used in the inner loop before
17514 detecting a double reduction.
17516 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17519 * combine.c (expand_field_assignment): Punt if compute_mode is
17520 unsupported scalar mode.
17522 2016-01-14 Richard Biener <rguenther@suse.de>
17524 PR tree-optimization/66856
17525 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
17526 SLP node only if it built successfully.
17527 (vect_analyze_slp_instance): Adjust.
17529 2016-01-14 Jeff Law <law@redhat.com>
17531 PR tree-optimization/69270
17532 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
17533 (record_edge_info): Use it. Convert boolean_{true,false}_node
17534 to the type of op0.
17536 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
17539 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
17540 use block_ultimate_origin
17541 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
17543 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17545 * doc/invoke.texi (Submodel Options): Rename section to
17546 "Machine-Dependent Options" to better reflect its content.
17547 Rewrite introductory text to remove archaic CPU names.
17550 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17552 * doc/invoke.texi (Code Gen Options): Move section up in file,
17553 before target-specific options. Update menu and option summary
17554 to reflect the new section ordering.
17556 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17558 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
17559 (C++ Dialect Options): Add cross-reference to -std option.
17560 * doc/standards.texi (C++ Language): Document C++14 support.
17562 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17564 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
17565 for pack/unpack functions for __ibm128.
17566 (PACK_IF): Likewise.
17567 (UNPACK_IF): Likewise.
17569 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
17570 support for __ibm128 pack/unpack functions.
17571 (rs6000_invalid_builtin): Likewise.
17572 (rs6000_init_builtins): Likewise.
17573 (rs6000_opt_masks): Likewise.
17575 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
17576 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
17578 (RS6000_BTM_COMMON): Likewise.
17580 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
17581 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
17582 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
17583 128-bit floating point. Add support for the double values to be
17584 in Altivec registers for TF/IF packing and unpacking, but restrict
17585 TD packing sub-fields to be FPR registers. Don't allow overlapped
17586 register support for packing. Allow pack inputs to be memory
17587 locations. Don't build generator functions for unpack<mode>_dm
17588 and unpack<mode>_nodm.
17589 (unpack<mode>_dm): Likewise.
17590 (unpack<mode>_nodm): Likewise.
17591 (pack<mode>): Likewise.
17593 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
17594 built-in functions to pack/unpack explicit __ibm128 values.
17595 (__builtin_unpack_ibm128): Likewise.
17597 * doc/extend.texi (PowerPC Built-in Functions): Document
17598 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
17600 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
17603 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
17604 Add new arg loc and pass it down as context.
17605 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
17606 to the location to use for the warning.
17607 (check_function_arguments): New arg loc. All callers changed. Pass
17608 it to check_function_nonnull.
17609 * c-common.h (check_function_arguments): Adjust declaration.
17611 2016-01-13 Jakub Jelinek <jakub@redhat.com>
17613 PR tree-optimization/69156
17614 * gimple.c (validate_type): Removed.
17615 (gimple_builtin_call_types_compatible_p): Use
17616 useless_type_conversion_p instead of validate_type.
17617 * value-prof.c (gimple_stringop_fixed_value): Fold
17618 icall_size to correct type.
17620 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17622 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
17625 2016-01-13 Richard Henderson <rth@redhat.com>
17628 * target.def (builtin_tm_load, builtin_tm_store): Remove.
17629 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
17630 (ix86_builtin_tm_store): Remove.
17631 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17632 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17633 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17634 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17635 * doc/tm.texi: Rebuild.
17637 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
17638 (BUILT_IN_TM_MEMCPY_RTWN): New.
17639 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
17640 fallback from vector to integer helpers.
17641 (build_tm_load): Handle vector types directly, instead of
17643 (build_tm_store): Likewise.
17644 (expand_assign_tm): Prepare for register types not handled by
17645 the above. Copy them to memory and use memcpy.
17646 * tree.c (tm_define_builtin): New.
17647 (find_tm_vector_type): New.
17648 (build_tm_vector_builtins): New.
17649 (build_common_builtin_nodes): Call it.
17651 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
17653 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
17654 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
17656 2016-01-13 Tom de Vries <tom@codesourcery.com>
17658 PR tree-optimization/69169
17659 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
17660 handled_struct_type param.
17661 (create_variable_info_for, intra_create_variable_infos): Call
17662 create_variable_info_for_1 with extra arg.
17664 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
17666 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
17667 and "armv8.1-a+crc" entries.
17669 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
17672 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
17673 Change first operand predicate from register_or_constm1_operand
17674 to register_operand.
17675 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
17676 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
17677 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
17678 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
17679 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
17680 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
17681 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
17682 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
17683 comparison with constm1_rtx from vec_prefetch_gen part.
17685 2016-01-13 Richard Biener <rguenther@suse.de>
17687 PR tree-optimization/69013
17688 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
17689 Exchange assert for a test.
17691 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17694 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
17696 2016-01-13 Richard Biener <rguenther@suse.de>
17698 PR tree-optimization/69242
17699 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
17700 assert with a check.
17702 2016-01-13 Richard Biener <rguenther@suse.de>
17704 PR tree-optimization/69186
17705 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17706 Properly guard vect_update_misalignment_for_peel call.
17708 2016-01-12 Jeff Law <law@redhat.com>
17710 PR tree-optimization/pr67755
17711 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
17712 "need_profile_correction".
17713 (thread_block_1): Initialize new field to false by default. If we
17714 have multiple thread paths through a common joiner to different
17715 final targets, then set new field to true.
17716 (compute_path_counts): Only do count adjustment when it's really
17719 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17721 * doc/invoke.texi (Spec Files): Move section down in file, past
17722 all command-line option descriptions.
17724 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17726 PR middle-end/54809
17727 * doc/gty.texi: Remove documentation of mark_hook.
17728 * gengtype.c (struct write_types_data): Remove code to support
17729 mark_hook attribute.
17730 (walk_type): Likewise.
17731 (write_func_for_structure): Likewise.
17733 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17735 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
17736 Directory Options, and -specs= to Overall Options.
17737 (Overall Options): Adjust similarly. Reorder to group related
17738 options together. Make -specs= cross-reference the spec file details.
17739 (Directory Options): Adjust similarly.
17741 2016-01-12 Jeff Law <law@redhat.com>
17743 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
17745 2016-01-12 Olivier Hainque <hainque@adacore.com>
17747 * gcc.c (spec_undefvar_allowed): New global.
17748 (process_command): Set to true when running for --version or --help,
17750 (getenv_spec_function): When the variable is not defined, use the
17751 variable name as the variable value if we're allowed not to issue
17754 2016-01-12 Bin Cheng <bin.cheng@arm.com>
17756 PR tree-optimization/68911
17757 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
17758 information computed for expression "init + nit * step".
17760 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17762 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
17763 about name of GCC executable. Remove deleted node from menu.
17764 (Directory Options) <-B>: Remove cross-reference to deleted node.
17765 (Target Options): Delete section.
17767 2016-01-12 Christian Bruel <christian.bruel@st.com>
17770 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
17771 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
17773 2016-01-12 Jakub Jelinek <jakub@redhat.com>
17776 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
17777 aligned_mem is properly set for AVX512-VL floating point masked
17781 * ifcvt.c (cond_exec_process_if_block): When removing the last
17782 insn from then_bb, remove also any possible barriers that follow it.
17784 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
17788 * config/i386/iamcu.h (SIZE_TYPE): New macro.
17789 (PTRDIFF_TYPE): Likewise.
17790 (WCHAR_TYPE): Likewise.
17791 (WCHAR_TYPE_SIZE): Likewise.
17792 (STDINT_LONG32): Likewise.
17794 2016-01-12 Richard Biener <rguenther@suse.de>
17796 PR tree-optimization/69053
17797 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
17798 convert initial value for cond reductions.
17800 2016-01-12 Richard Biener <rguenther@suse.de>
17802 PR tree-optimization/69007
17803 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
17804 widen_sum after dot_prod and sad.
17806 2016-01-12 Richard Biener <rguenther@suse.de>
17808 PR tree-optimization/69168
17809 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
17810 pattern stmt SLP type.
17811 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
17812 end up unused so cope with that case.
17814 2016-01-12 Richard Biener <rguenther@suse.de>
17816 PR tree-optimization/69157
17817 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
17818 stmts def type only during analyze phase.
17819 (vectorizable_call): Likewise.
17820 (vectorizable_simd_clone_call): Likewise.
17821 (vectorizable_conversion): Likewise.
17822 (vectorizable_assignment): Likewise.
17823 (vectorizable_shift): Likewise.
17824 (vectorizable_operation): Likewise.
17825 (vectorizable_store): Likewise.
17826 (vectorizable_load): Likewise.
17828 2016-01-12 Richard Biener <rguenther@suse.de>
17830 PR tree-optimization/69174
17831 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
17833 (vectorizable_load): Properly compute the number of loads needed
17834 for permuted strided SLP loads and do not spuriously assign
17835 to SLP_TREE_VEC_STMTS.
17837 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
17839 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
17840 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
17841 (MD_EXEC_PREFIX): Remove.
17842 (MD_STARTFILE_PREFIX) Removee.
17843 (FILE_NAME_ABSOLUTE_P): Remove.
17844 (CPP_SPEC): Do not read macros from sys/version.h.
17845 (LINK_COMMAND_SPEC): Remove.
17846 (LOCAL_INCLUDE_DIR): Remove.
17847 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
17848 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
17849 (POST_LINK_SPEC): Define to invoke stubify after linker
17850 (LIBSTDCXX): Remove define
17851 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
17852 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
17853 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
17854 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
17855 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
17856 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
17857 (i386_djgpp_asm_named_section): Add propotype of new procedure
17859 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
17860 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
17861 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
17862 in config/i386/djgpp.h).
17863 (STANDARD_STARTFILE_PREFIX_2): Define identical to
17864 STANDARD_STARTFILE_PREFIX_1.
17865 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
17866 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
17867 installation errors.
17868 (MAX_OFILE_ALIGNMENT): Define to 128.
17869 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
17871 * config/i386/djgpp.c: New file. Add implementation of
17872 i386_djgpp_asm_named_section.
17874 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
17876 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
17877 Add rule for building djgpp.o.
17879 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17881 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
17882 (rtx_is_swappable_p): Reductions are swappable.
17883 (insn_is_swappable_p): V2DF reductions are swappable.
17885 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
17887 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
17888 reloads for other unsupported memory operands.
17890 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17891 Jim Wilson <jim.wilson@linaro.org>
17894 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
17895 copy_to_mode_reg instead of force_reg.
17897 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17900 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
17901 TARGET_80387 is true.
17903 2016-01-11 Jakub Jelinek <jakub@redhat.com>
17906 * lra-eliminations.c (move_plus_up): Only move plus up
17907 if subreg of the constant can be simplified into constant
17908 and use the simplified subreg of the constant instead of
17909 the original constant.
17911 * fold-const.c (fold_convertible_p): Don't return true
17912 for conversion of VECTOR_TYPE to same sized integral type.
17913 (fold_convert_loc): Fix up formatting. Fold conversion of
17914 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
17915 instead of NOP_EXPR.
17917 PR tree-optimization/69214
17918 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
17919 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
17922 PR tree-optimization/69207
17923 * tree-vect-slp.c (vect_get_constant_vectors): For
17924 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
17925 fold_convertible_p to vector_type's element type, and always
17926 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
17928 2016-01-11 Richard Biener <rguenther@suse.de>
17930 PR tree-optimization/69173
17931 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
17932 fixup the cycle if all stmts are in a pattern.
17934 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
17936 PR middle-end/68999
17937 * alias.c (base_alias_check): Move check for addresses with
17938 alignment ANDs before the call for compare_base_decls.
17939 (memrefs_conflict_p): Return -1 for different decls
17940 that went through alignment adjustments.
17942 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17944 PR rtl-optimization/68796
17945 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
17946 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
17947 and QImode comparisons against zero with CC_NZmode.
17948 * config/aarch64/iterators.md (short_mask): New mode_attr.
17950 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17952 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
17953 (<avx512>_store<mode>_mask): Likewise.
17955 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
17956 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17958 PR rtl-optimization/68841
17959 * ifcvt.c (struct noce_if_info): Add orig_x field.
17960 (bbs_ok_for_cmove_arith): Add to_rename parameter.
17961 Don't record conflicts on to_rename if it's present.
17962 Allow memory destinations in sets.
17963 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
17964 blocks, passing orig_x to the checks.
17965 (noce_process_if_block): Set if_info->orig_x appropriately.
17967 2016-01-11 Tom de Vries <tom@codesourcery.com>
17969 PR tree-optimization/69069
17970 * tree-parloops.c (create_parallel_loop): Add missing phi args.
17972 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
17974 PR rtl-optimization/68920
17975 * config/i386/i386.c (ix86_option_override_internal): Restrict number
17976 of conditional moves for RTL if-conversion to 1 for
17977 TARGET_ONE_IF_CONV_INSN.
17978 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
17979 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
17980 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
17981 parameter to restirct number of conditional moves for
17983 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
17984 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
17987 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
17990 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
17991 onepart vars. Fix typo in comment. Fix reversed condition in
17993 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
17996 * var-tracking.c (dump_onepart_variable_differences): New.
17997 (dataflow_set_different): If a detailed dump is requested,
17998 delay early returns and dump differences between onepart
17999 variables present before and after, and added variables.
18001 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
18004 * expr.c (expand_expr_real_1): For boolean vector constants
18005 with a scalar mode use const_scalar_mask_from_tree.
18006 (const_scalar_mask_from_tree): New.
18007 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
18008 assigned to a mask type to handle constants.
18010 2016-01-11 Martin Jambor <mjambor@suse.cz>
18013 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
18014 useless parameters if we cannot change function signature.
18016 2016-01-11 Martin Jambor <mjambor@suse.cz>
18019 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
18022 2016-01-11 Tom de Vries <tom@codesourcery.com>
18024 PR tree-optimization/69109
18025 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
18028 2016-01-11 Tom de Vries <tom@codesourcery.com>
18030 PR tree-optimization/69108
18031 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
18032 res is not used in a phi.
18034 2016-01-11 Yury Gribov <y.gribov@samsung.com>
18037 * common.opt (frandom-seed): Fix parameter name.
18038 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
18040 2016-01-11 Tom de Vries <tom@codesourcery.com>
18042 PR tree-optimization/69058
18043 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
18046 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
18048 * config/arc/arc.opt (mdiv-rem): Add period to the end.
18049 (mcode-density): Likewise.
18051 2016-01-10 Tom de Vries <tom@codesourcery.com>
18053 PR tree-optimization/69062
18054 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
18055 (parallelize_loops): Don't paralelize loop that has phi with address
18058 2016-01-10 Tom de Vries <tom@codesourcery.com>
18060 PR tree-optimization/69039
18061 * tree-parloops.c (try_create_reduction_list): Only allow single exit
18064 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
18066 PR middle-end/68743
18067 * match.pd: Require target has function_c99_misc before doing
18068 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
18070 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
18072 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
18074 * configure: Regenerate.
18076 2016-01-09 Jakub Jelinek <jakub@redhat.com>
18078 PR middle-end/50865
18079 PR tree-optimization/69097
18080 * fold-const.h (expr_not_equal_to): New prototype.
18081 * fold-const.c: Include stringpool.h and tree-ssanames.h.
18082 (expr_not_equal_to): New function.
18083 * match.pd (X % -Y is the same as X % Y): Don't optimize
18084 unless X is known not to be equal to minimum or Y is known
18085 not to be equal to -1.
18086 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
18087 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
18088 (simplify_stmt_using_ranges): Adjust caller.
18089 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
18090 substitute_and_fold.
18092 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
18094 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
18097 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18099 PR tree-optimization/69167
18100 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
18101 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
18103 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
18105 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
18106 Richard Biener <rguenther@suse.de>
18108 PR tree-optimization/68707
18109 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
18110 instances that can be handled via vect_load_lanes.
18112 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
18114 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
18115 if we can't determine address equivalence.
18116 * alias.c (compare_base_decl): Update for changed return value of
18117 symtab_node::equal_address_to.
18119 2016-01-08 Jason Merrill <jason@redhat.com>
18123 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
18124 * expr.c (store_field): Not here.
18125 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
18126 call with TREE_ADDRESSABLE type.
18127 * tree-cfg.c (verify_gimple_call): Adjust.
18129 2016-01-08 Olivier Hainque <hainque@adacore.com>
18131 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
18134 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
18136 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
18137 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
18138 (reduc_smin_v2sf): Rename to...
18139 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
18140 (reduc_splus_v2sf): Rename to...
18141 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
18143 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18145 PR tree-optimization/69162
18146 * gimplify.c (gimplify_va_arg_expr): Encode original type of
18147 valist argument in another argument.
18148 (gimplify_modify_expr): Adjust for the above change. Cleanup.
18149 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
18150 to determine the va_list type, build a MEM_REF instead of
18151 build_fold_indirect_ref.
18153 PR tree-optimization/69172
18154 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
18157 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
18159 PR tree-optimization/67781
18160 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
18161 and cmpnop in two steps: first the ones not accessed in original
18162 gimple expression in a endian independent way and then the ones not
18163 accessed in the final result in an endian-specific way.
18165 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18167 PR tree-optimization/69083
18168 * tree-vect-slp.c (vect_get_constant_vectors): For
18169 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
18170 element type. If op is fold_convertible_p to vector_type's element
18171 type, use NOP_EXPR instead of VCE.
18173 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
18175 PR rtl-optimization/67778
18176 PR rtl-optimization/68634
18177 PR rtl-optimization/68909
18178 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
18179 block from the stack until done with it. Remove a superfluous
18180 bitmap set. Remove a superfluous bitmap test.
18182 2016-01-07 Martin Sebor <msebor@redhat.com>
18185 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
18186 constraint on the type of arguments.
18188 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
18190 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
18191 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
18192 unaligned_access on the gcc_options set.
18193 * config/arm/arm.c (arm_option_override_internal): Use
18194 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
18196 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18199 * config/i386/i386.c (ix86_frame_pointer_required): Enable
18200 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
18202 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18205 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18208 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18209 depending on frame_pointer_needed before remaining integer and SSE
18210 registers are saved.
18212 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
18215 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
18217 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
18220 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
18221 Use the "xBm" constraint.
18222 (float<sseintvecmodelower><mode>2<mask_name><round_name):
18224 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
18225 (sse_cvtsi2ssq<round_name>): Likewise.
18226 (sse_cvtss2si<round_name>): Likewise.
18227 (sse_cvtss2siq<round_name>): Likewise.
18228 (sse2_cvtsi2sdq<round_name>): Likewise.
18229 (sse2_cvtsd2si<round_name>): Likewise.
18230 (sse2_cvtsd2siq<round_name>): Likewise.
18231 * config/i386/subst.md (round_nimm_scalar_predicate): New
18234 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
18236 PR middle-end/67639
18237 * varasm.c (make_decl_rtl): Mark invalid register vars as
18240 PR rtl-optimization/66206
18241 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
18242 All callers changed.
18244 2016-01-07 Jakub Jelinek <jakub@redhat.com>
18246 PR tree-optimization/69141
18247 * tree-ssa-pre.c: Include langhooks.h.
18248 (eliminate_dom_walker::before_dom_children): Use
18249 lang_hooks.decl_printable_name instead of
18250 cgraph_node::get ()->name ().
18252 PR middle-end/68960
18253 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
18254 it and DECL_ALIGN too.
18256 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
18258 * config/mips/mips-ftypes.def: Sort to lexicographical order.
18260 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18263 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18264 depending on frame_pointer_needed before remaining integer and SSE
18265 registers are saved.
18267 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18269 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
18270 mode iterator with VSX_M2.
18271 (*p9_vecstore_<mode>): Likewise.
18272 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
18273 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
18274 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
18275 (define_split for VSX_LE128 stores): Likewise.
18276 (define_peephole2 for TImode LE swaps): Likewise.
18277 (define_split for VSX_LE128 post-reload stores): Likewise.
18279 2016-01-06 Marek Polacek <polacek@redhat.com>
18282 * convert.c (convert_to_integer_1): Adjust call to
18283 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
18284 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
18285 EXPR instead of ARG.
18286 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
18288 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18291 * doc/extend.texi (RL78 Variable Attributes): New section.
18293 2016-01-05 Marek Polacek <polacek@redhat.com>
18296 * builtins.c (get_memmodel): Use expansion point location rather than
18297 the input location. Call warning_at rather than warning.
18298 (expand_builtin_atomic_compare_exchange): Likewise.
18299 (expand_builtin_atomic_load): Likewise.
18300 (expand_builtin_atomic_store): Likewise.
18301 (expand_builtin_atomic_clear): Likewise.
18303 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
18306 * config/i386/i386.c (ix86_expand_vector_logical_operator):
18307 Replace nonimmediate_operand with vector_operand.
18308 * config/i386/predicates.md (vector_operand): New predicate.
18309 (general_vector_operand): Replace nonimmediate_operand with
18311 * config/i386/sse.md: Replace nonimmediate_operand with
18312 vector_operand and m constraint with Bm constraint on SSE
18313 patterns with 16-byte memory operand.
18314 * config/i386/subst.md (round_nimm_predicate): Replace
18315 nonimmediate_operand with vector_operand.
18316 (round_saeonly_nimm_predicate): Likewise.
18317 (round_saeonly_nimm_scalar_predicate): New.
18319 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
18322 * config/i386/constraints.md (Bm): New constraint.
18323 * config/i386/predicates.md (vector_memory_operand): New
18325 * config/i386/sse.md: Replace xm with xBm in plusminus and
18326 any_logic patterns.
18328 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18331 * doc/extend.texi (V850 Function Attributes): New section.
18332 (V850 Variable Attributes): New section.
18334 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18337 * doc/extend.texi (MicroBlaze Function Attributes): Document
18338 interrupt_handler and fast_interrupt attributes.
18340 2016-01-05 Sergei Trofimovich <siarheit@google.com>
18343 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
18344 for local symbolic operands.
18345 * config/ia64/predicates.md (local_symbolic_operand64): New
18348 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18350 PR rtl-optimization/68651
18351 * combine.c (combine_simplify_rtx): Canonicalize x + x into
18354 2016-01-05 Nathan Sidwell <nathan@acm.org>
18356 * alias.c (compare_base_decls): Use symtab_node::get.
18358 2016-01-05 Nick Clifton <nickc@redhat.com>
18361 * ira-costs.c (copy_cost): Initialise the t_icode field of the
18362 secondary_reload_info structure.
18365 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
18366 decls if weak support is available.
18368 2016-01-04 Martin Sebor <msebor@redhat.com>
18370 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
18372 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
18374 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18375 OPTION_MASK_P9_DFORM.
18377 * config/rs6000/constraints.md (wo constraint): New constraint for
18380 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
18382 (rs6000_init_hard_regno_mode_ok): Likewise.
18384 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
18387 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
18388 expanders not to have constraints. Add support for ISA 3.0 xxperm
18389 instruction. Add support for fusing xxlor with xxperm.
18390 (altivec_vperm_<mode>_internal): Likewise.
18391 (altivec_vperm_v8hiv16qi): Likewise.
18392 (altivec_vperm_<mode>v16q): Likewise.
18393 (altivec_vperm_<mode>_uns): Likewise.
18394 (vperm_v8hiv4si): Likewise.
18395 (vperm_v16qiv8hi): Likewise.
18397 * doc/md.texi (RS/6000 constraints): Document wo constraint.
18399 2016-01-04 Jakub Jelinek <jakub@redhat.com>
18401 Update copyright years.
18403 * gcc.c (process_command): Update copyright notice dates.
18404 * gcov-dump.c (print_version): Ditto.
18405 * gcov.c (print_version): Ditto.
18406 * gcov-tool.c (print_version): Ditto.
18407 * gengtype.c (create_file): Ditto.
18408 * doc/cpp.texi: Bump @copying's copyright year.
18409 * doc/cppinternals.texi: Ditto.
18410 * doc/gcc.texi: Ditto.
18411 * doc/gccint.texi: Ditto.
18412 * doc/gcov.texi: Ditto.
18413 * doc/install.texi: Ditto.
18414 * doc/invoke.texi: Ditto.
18416 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18418 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
18419 modes larger than TImode as TImode if NEON is not enabled.
18421 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18424 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
18425 mode for %f0-%f31 only if TARGET_FPU.
18427 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18430 * config/sparc/sparc.c (scan_record_type): Take into account subfields
18431 to compute the PACKED_P predicate.
18432 (function_arg_record_value): Minor tweaks.
18434 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
18436 * doc/install.texi (--with-multilib-list): Describe the meaning of the
18437 option for arm*-*-* targets.
18439 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
18441 * doc/extend.texi (Common Function Attributes): Move docs for
18442 MSP430-specific attributes to....
18443 (MSP430 Function Attributes): ...here. Delete the redundant
18444 entries and copy-edit the remaining text.
18445 (MSP430 Variable Attributes): Use uniform format for index
18446 entries and add a cross-reference to the corresponding function
18449 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
18451 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
18453 (x86 Options): Likewise.
18455 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18459 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
18460 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
18461 to corresponding attribute.
18463 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18465 * doc/extend.texi (Common Function Attributes) <noplt>: Move
18466 to correct alphabetization of table. Copy-edit and correct
18468 <stack_protect>: Likewise.
18469 <target_clones>: Likewise.
18471 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
18472 Correct punctuation.
18473 (Code Gen Options) <-fno-plt>: Copy-edit.
18475 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
18478 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
18479 SI values. Explicitly convert SI to DI and vice-versa.
18481 2016-01-01 Jakub Jelinek <jakub@redhat.com>
18483 PR tree-optimization/69070
18484 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
18485 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
18488 * ubsan.c (ubsan_instrument_float_cast): Call
18489 initialize_sanitizer_builtins.
18492 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
18494 Copyright (C) 2016 Free Software Foundation, Inc.
18496 Copying and distribution of this file, with or without modification,
18497 are permitted in any medium without royalty provided the copyright
18498 notice and this notice are preserved.