1 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
3 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4 Reformat two multi-line strings.
6 2016-07-22 Martin Sebor <msebor@redhat.com>
8 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
10 2016-07-22 Martin Sebor <msebor@redhat.com>
13 * doc/extend.texi (Compound Literals): Correct and clarify.
14 (Cast to Union): Same.
16 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
18 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
19 comments to explain why certain error messages make mention of
21 (rs6000_invalid_builtin): Change error messages to replace mention
22 of undocumented options with mention of the -mcpu=power9 option
23 that enables those undocumented options.
24 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
25 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
26 definition of this macro to correct an existing error.
27 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
28 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
29 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
30 descriptions of built-in functions so that they depend on
31 -mcpu=power9 instead of on the corresponding undocumented flags.
32 * doc/invoke.texi (Option Summary): Remove all mention of newly
34 (IBM RS/6000 and PowerPC Options): Likewise.
35 * doc/md.texi (Constraints for Particuliar Machines): Remove all
36 mention of newly undocumented flags.
38 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
40 * ipa-cp.c (determine_versionability): Do not create constprop clones,
41 when target_clones attribute is set.
43 2016-07-22 Bin Cheng <bin.cheng@arm.com>
45 * common.opt (funsafe-loop-optimizations): Mark ignore.
46 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
47 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
49 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
50 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
52 2016-07-22 Bin Cheng <bin.cheng@arm.com>
54 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
56 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
58 (number_of_iterations_exit): Warn missed loop optimization for
59 possible infinite loops.
61 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
63 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
64 when to emit a ".machine" pseudo-op.
66 2016-07-22 Martin Liska <mliska@suse.cz>
70 * coverage.c (coverage_compute_lineno_checksum): Do not
71 calculate checksum for fns w/o xloc.file.
72 (coverage_compute_profile_id): Likewise.
74 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
76 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
77 (avr_secondary_reload): ...and implementation.
78 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
79 * config/avr/avr.md (reload_in<mode>): Remove insns.
80 (adjust_len) [lpm]: Remove insn attribute value.
81 * config/avr/predicates.md (flash_operand): Remove insn predicate.
83 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
86 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
88 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
89 * calls.c (special_function_p): Remove the special handling of the
92 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
95 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
96 if STMT may be an alloca call.
97 (gimple_alloca_call_p, alloca_call_p): Return only true for the
99 * calls.h (gimple_maybe_alloca_call_p): New function.
100 * tree-inline.c (inline_forbidden_p_stmt): Use
101 gimple_maybe_alloca_call_p here.
103 2016-07-21 David Malcolm <dmalcolm@redhat.com>
105 * spellcheck-tree.c (best_macro_match::best_macro_match):
106 Explictly specify the template arguments when invoking the base
107 class constructor, to help older C++ compilers.
109 2016-07-21 Jakub Jelinek <jakub@redhat.com>
112 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
113 before builtin_decl_implicit.
115 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
117 * optabs.c (emit_condiitonal_move): Short circuit for identical
120 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
122 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
123 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
124 (noce_conversion_profitable_p): New.
125 (noce_try_store_flag_constants): Use it.
126 (noce_try_addcc): Likewise.
127 (noce_try_store_flag_mask): Likewise.
128 (noce_try_cmove): Likewise.
129 (noce_try_cmove_arith): Likewise.
130 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
132 (noce_convert_multiple_sets): Move cost model to here, from...
133 (bb_ok_for_noce_convert_multiple_sets) ...here.
134 (noce_process_if_block): Update calls for above changes.
135 (noce_find_if_block): Record new noce_if_info parameters.
137 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
139 * target.def (max_noce_ifcvt_seq_cost): New.
140 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
141 * doc/tm.texi: Regenerate.
142 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
143 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
144 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
145 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
146 * doc/invoke.texi: Document new params.
148 2016-07-21 Richard Biener <rguenther@suse.de>
150 PR tree-optimization/71947
151 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
152 ranges have useful limit_vr information.
154 2016-07-21 Richard Biener <rguenther@suse.de>
156 * function-tests.c (build_trivial_generic_function): Set
157 BLOCK_SUPERCONTEXT of DECL_INITIAL.
158 * omp-low.c (create_omp_child_function): Likewise.
159 (grid_expand_target_grid_body): Likewise.
160 * cgraphunit.c (init_lowered_empty_function): Likewise.
161 (cgraph_node::expand_thunk): Likewise.
162 * tree-parloops.c (create_loop_fn): Likewise.
163 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
165 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
167 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
170 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
172 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
173 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
174 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
175 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
176 values for insn attribute.
177 * config/avr/avr.c (avr_out_insert_notbit): New function.
178 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
179 ADJUST_LEN_INSV_NOTBIT_0/_7.
180 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
182 2016-07-21 Bin Cheng <bin.cheng@arm.com>
184 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
185 (chrec_convert_1, chrec_convert): Ditto.
186 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
187 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
188 * tree-vrp.c (adjust_range_with_scev): Ditto.
189 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
190 (scev_var_range_cant_overflow): New function.
191 (scev_probably_wraps_p): New parameter. Call above function.
192 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
194 2016-07-21 Bin Cheng <bin.cheng@arm.com>
196 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
197 by removing computation of may_be_zero.
199 2016-07-21 Jakub Jelinek <jakub@redhat.com>
201 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
203 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
205 Improving concepts performance and diagnostics.
206 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
207 for constraint satisfaction and subsumption.
208 * timevar.h (auto_timevar): New constructor that matches the push/pop
209 pattern of usage in pt.c.
211 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
213 * hwint.h (HOST_WIDE_INT_0): New define.
214 (HOST_WIDE_INT_0U): Ditto.
215 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
216 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
217 * simplify-rtx.c: Ditto.
218 * tree-object-size.c: Ditto.
220 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
222 * config/s390/s390.c (s390_encode_section_info): Remove mode size
225 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
227 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
228 * combine.c: Use HOST_WIDE_INT_M1U instead of
229 ~(unsigned HOST_WIDE_INT) 0.
230 * double-int.h: Ditto.
237 * tree-ssa-loop-ivopts.c: Ditto.
238 * tree-ssa-loop-prefetch.c: Ditto.
239 * tree-vect-generic.c: Ditto.
240 * tree-vect-patterns.c: Ditto.
243 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
245 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
246 constant addresses outside [0,0xc0] into a register.
247 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
248 cases where the base address register is unused after.
249 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
250 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
251 (avr_out_store_psi_reg_disp_tiny): Same.
253 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
255 Implement attribute progmem on reduced Tiny cores by adding
256 flash offset 0x4000 to respective symbols.
259 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
260 documentation how it works on reduced Tiny cores.
261 (AVR Named Address Spaces): No support for reduced Tiny.
262 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
263 (avr_address_tiny_pm_p): New static function.
264 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
265 if the address is in progmem.
266 (avr_assemble_integer): Same.
267 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
268 for symbol_ref in progmem.
269 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
270 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
271 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
273 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
275 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
276 * configure: Regenerate.
277 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
278 (USE_THIN_ARCHIVES): New variable.
279 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
280 this archive as a thin archive.
282 2016-07-20 David Malcolm <dmalcolm@redhat.com>
284 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
285 same location as last time, don't skip if we have fix-it hints.
286 Clarify the skipping logic by converting it from one "if" clause
287 to repeated "if" clauses.
288 * spellcheck-tree.c: Include "cpplib.h".
289 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
290 (best_macro_match::best_macro_match): New constructor.
291 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
292 Move here from c/c-decl.c.
293 (class best_macro_match): Move here from c/c-decl.c, converting
294 from a typedef to a subclass, gaining a ctor.
296 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
298 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
299 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
301 (avr_addr_space_diagnose_usage): ...and implementation.
302 (avr_addr_space_supported_p): New function.
303 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
304 report bad address space usage if that space is supported.
305 (avr_insert_attributes): Same. No more complain about unsupported
307 * config/avr/avr-c.c (tm_p.h): Include it.
308 (avr_cpu_cpp_builtins): Only define addr-space related built-in
309 macro if avr_addr_space_supported_p.
311 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
313 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
314 flag_toplevel_reorder.
316 2016-07-20 David Malcolm <dmalcolm@redhat.com>
318 * gcc-rich-location.c
319 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
321 * gcc-rich-location.h
322 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
324 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
326 * target.def (addr_space): Add new diagnose_usage to hook vector.
327 * targhooks.c (default_addr_space_diagnose_usage): Add default
328 implementation and...
329 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
330 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
331 is some address space, call targetm.addr_space.diagnose_usage.
332 * doc/tm.texi.in (Named Address Spaces): Add anchor for
333 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
334 * doc/tm.texi: Regenerate.
336 2016-07-20 Martin Liska <mliska@suse.cz>
339 * graphite-isl-ast-to-gimple.c (later_of_the_two):
340 Properly handly PHI stmts.
342 2016-07-20 Bin Cheng <bin.cheng@arm.com>
344 PR tree-optimization/71503
345 PR tree-optimization/71683
346 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
349 2016-07-20 Martin Liska <mliska@suse.cz>
351 * doc/invoke.texi (-fipa-ra): Document when the option is
352 disabled. Fix a typo.
354 2016-07-20 Martin Liska <mliska@suse.cz>
356 * Makefile.in: Include fibonacci_heap.c
357 * fibonacci_heap.c: New file.
358 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
359 (fibonacci_heap::union_with): Fix deletion of the second heap.
360 * selftest-run-tests.c (selftest::run_tests): Incorporate
361 fibonacci heap tests.
362 * selftest.h: Declare fibonacci_heap_c_tests.
364 2016-07-20 Martin Liska <mliska@suse.cz>
366 * selftest-run-tests.c (selftest::run_tests): New function.
367 * selftest.h (sreal_c_tests): Declare.
368 * sreal.c (sreal_verify_basics): New function.
369 (verify_aritmetics): Likewise.
370 (sreal_verify_arithmetics): Likewise.
371 (verify_shifting): Likewise.
372 (sreal_verify_shifting): Likewise.
373 (void sreal_c_tests): Likewise.
375 2016-07-19 Jakub Jelinek <jakub@redhat.com>
377 PR rtl-optimization/71916
378 * cfgrtl.c (contains_no_active_insn_p): Return false also for
379 bb which have a single succ fake edge.
381 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
384 * dwarf2out.c (gen_subprogram_die): Only call
385 gen_unspecified_parameters_die while dumping early dwarf.
387 2016-07-19 Jakub Jelinek <jakub@redhat.com>
390 * gimple-fold.c (fold_builtin_memory_op): Use
391 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
393 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
395 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
396 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
397 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
398 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
402 * double-int.c: Ditto.
404 * dwarf2out.c: Ditto.
407 * fold-const.c: Ditto.
414 * loop-doloop.c: Ditto.
415 * loop-invariant.c: Ditto.
422 * simplify-rtx.c: Ditto.
423 * stor-layout.c: Ditto.
425 * tree-ssa-loop-ivopts.c: Ditto.
426 * tree-vect-generic.c: Ditto.
427 * tree-vect-patterns.c: Ditto.
432 * wide-int-print.cc: Ditto.
433 * wide-int.cc: Ditto.
436 2016-07-19 David Malcolm <dmalcolm@redhat.com>
438 * selftest.c (selftest::assert_streq): Handle NULL values of
439 val_actual and val_expected.
441 2016-07-19 Martin Jambor <mjambor@suse.cz>
444 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
445 rather than cgraph_create_node to get a call graph node.
447 2016-07-19 Richard Biener <rguenther@suse.de>
449 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
450 handle all tcc_constant bases and valueize SSA names.
451 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
454 2016-07-19 David Malcolm <dmalcolm@redhat.com>
456 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
457 the flags of the exit block and bb2, not just the entry block.
459 2016-07-19 Richard Biener <rguenther@suse.de>
461 PR tree-optimization/71901
462 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
463 align member, group stuff with the bitfield.
464 (vn_ref_op_align_unit): New inline.
465 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
466 record element alignment and operand 3 unchanged.
467 (ao_ref_init_from_vn_reference): Adjust.
468 (valueize_refs_1): Likewise.
469 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
471 2016-07-19 Richard Biener <rguenther@suse.de>
473 PR tree-optimization/71908
474 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
475 symbolic constants in a more reliable way.
477 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
479 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
481 (vect_update_inits_of_drs): Likewise.
482 (vect_create_cond_for_alias_checks): Likewise.
483 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
485 2016-07-19 Richard Biener <rguenther@suse.de>
488 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
489 with an abstract origin that is not an inlined function outer
490 scope add a self-reference as abstract origin.
491 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
493 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
496 * config/rs6000/rs6000.c (rs6000_function_value): Fix
497 unintentional System V.4 structure return breakage for structures
498 with a single floating point element.
500 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
502 PR tree-optimization/71734
503 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
504 contains REF, use it to check safelen, assume that safelen value
505 must be greater 1, fix style.
506 (ref_indep_loop_p_2): Add REF_LOOP argument.
507 (ref_indep_loop_p): Pass LOOP as additional argument to
510 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
512 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
513 allocation in the prologue.
514 * explow.c (get_dynamic_stack_base): New function to return an address
515 expression for the dynamic stack base.
516 (get_dynamic_stack_size): New function to do the required dynamic stack
517 space size calculations.
518 (allocate_dynamic_stack_space): Use new functions.
519 (align_dynamic_address): Move some code from
520 allocate_dynamic_stack_space to new function.
521 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
523 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
525 * config/s390/s390.c (s390_encode_section_info): Always set
526 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
529 2016-07-18 Richard Biener <rguenther@suse.de>
531 PR tree-optimization/71893
532 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
533 for sizetype cast added by array_ref_element_size.
534 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
536 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
538 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
539 register parameters. Remove code to initialize argument pointer
540 on TARGET_64BIT. Optimize call to _mcount when it can be reached
541 using a pc-relative branch. Cleanup conditional code.
542 * config/pa/pa.md (call_mcount): New expander.
543 (call_mcount_nonpic): New insn.
544 (call_mcount_pic): New insn and split.
545 (call_mcount_pic_post_reload): New insn.
546 (call_mcount_64bit): New insn and split.
547 (call_mcount_64bit_post_reload): New insn.
549 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
551 * config/avr/predicates.md (const_m255_to_m1_operand): New.
552 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
553 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
554 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
555 (*usum_widenqihi3, *udiff_widenqihi3)
556 (*addhi3_zero_extend.const): New combiner insns.
557 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
558 just 1 bit is affected.
559 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
560 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
562 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
564 * omp-low.c (lower_omp_target): Mark data clauses with
565 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
566 zero-length subarrays.
568 2016-07-15 Richard Biener <rguenther@suse.de>
570 PR tree-optimization/71881
571 * tree-loop-distribution.c (destroy_loop): Remove blocks in
572 reverse DOM order to make debug temp generation happy.
574 2016-07-15 Richard Biener <rguenther@suse.de>
576 PR tree-optimization/71887
577 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
578 verify it is not zero for division / modulo handling.
579 (value_replacement): Adjust.
581 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
582 Julian Brown <julian@codesourcery.com>
584 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
585 * config/aarch64/aarch64-cost-tables.h
586 (vulcan_extra_costs): New variable.
587 * config/aarch64/aarch64.c
588 (vulcan_addrcost_table): Likewise.
589 (vulcan_regmove_cost): Likewise.
590 (vulcan_vector_cost): Likewise.
591 (vulcan_branch_cost): Likewise.
592 (vulcan_tunings): Likewise.
594 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
596 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
597 (output_in_order): Loop over undefined variables too. Output them
598 via assemble_undefined_decl. Skip variables that correspond to hard
599 registers or have value-exprs.
600 * varpool.c (symbol_table::output_variables): Handle undefined
601 variables together with defined ones.
603 2016-07-15 Richard Biener <rguenther@suse.de>
605 * tree-ssa-pre.c (get_representative_for): Make sure to return
606 the value number of SSA names.
607 (phi_translate_1): get_representative_for cannot return NULL.
608 (do_pre_regular_insertion): Remove redundant call to
609 fully_constant_expression.
610 (do_pre_partial_partial_insertion): Likewise.
612 2016-07-15 Bin Cheng <bin.cheng@arm.com>
614 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
615 (derive_simple_iv_with_niters): New function.
616 (simple_iv): Rewrite using simple_iv_with_niters.
617 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
618 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
620 (number_of_iterations_exit): Rewrite using above function.
621 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
624 2016-07-15 Richard Biener <rguenther@suse.de>
626 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
629 2016-07-14 Jakub Jelinek <jakub@redhat.com>
631 PR tree-optimization/71872
632 * tree-data-ref.c (get_references_in_stmt): Ignore references
633 with is_gimple_constant get_base_address.
635 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
637 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
638 (TARGET_HAVE_LDACQD): New macro.
639 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
640 than TARGET_HAVE_LDACQ.
641 (arm_load_acquire_exclusivedi): Likewise.
642 (arm_store_release_exclusivedi): Likewise.
644 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
646 PR rtl-optimization/71878
647 * lra-constraints.c (match_reload): Pass information about other
648 output operands. Create new unique register value if matching input
649 operand shares same register value as output operand being considered.
650 (curr_insn_transform): Record output operands already processed.
652 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
655 PR tree-optimization/70923
656 * tree-vect-patterns.c: Include mult-synthesis.h.
657 (target_supports_mult_synth_alg): New function.
658 (synth_lshift_by_additions): Likewise.
659 (apply_binop_and_append_stmt): Likewise.
660 (vect_synth_mult_by_constant): Likewise.
661 (target_has_vecop_for_code): Likewise.
662 (vect_recog_mult_pattern): Use above functions to synthesize vector
663 multiplication by integer constants.
665 2016-07-14 Alan Modra <amodra@gmail.com>
667 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
668 gpr alternatives. Correct '*' placement on Y,r alternative.
669 Add '*' on operand 1 of r,r alternative.
671 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
673 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
674 * expmed.h: ... Here.
676 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
678 * gimple.h (stmt_can_terminate_bb_p): New function.
679 * tree-cfg.c (need_fake_edge_p): Rename to ...
680 (stmt_can_terminate_bb_p): ... this; return true if stmt can
681 throw external; handle const and pure calls.
682 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
684 2016-07-14 Richard Biener <rguenther@suse.de>
686 PR tree-optimization/71866
687 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
688 (do_hoist_insertion): Avoid endless recursion when we
689 didn't insert anything because we managed to simplify
690 things down to a constant or SSA name.
691 (fully_constant_expression): Re-write in terms of ...
692 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
693 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
694 vn_nary_build_or_lookup_1.
695 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
696 (vn_nary_build_or_lookup): ... this which now wraps it.
698 2016-07-14 Alan Modra <amodra@gmail.com>
701 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
702 with p9_vector override before power9-dform override.
704 2016-07-13 Andi Kleen <ak@linux.intel.com>
706 * value-prof.c (gimple_value_profile_transformations): Don't run
707 when auto_profile is on.
709 2016-07-13 Andi Kleen <ak@linux.intel.com>
711 * auto-profile.c (update_inlined_ind_target,
712 afdo_indirect_call): Print information to dump file.
714 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
716 * genrecog.c (special_predicate_operand_p): New function.
717 (predicate_name): Move function.
718 (validate_pattern): Don't warn about missing mode for all
719 define_special_predicate predicates.
721 2016-07-13 Bin Cheng <bin.cheng@arm.com>
723 * tree-vect-data-refs.c (vect_no_alias_p): New function.
724 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
725 resolve alias checks which are known at compilation time.
726 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
727 alias checks are resolved. Move dump info for too many runtime
728 alias checks to here...
729 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
731 2016-07-13 Richard Biener <rguenther@suse.de>
733 PR tree-optimization/24574
734 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
735 position and add shift, rotate, divison and modulo support
737 (value_replacement): Pass in argument position to absorbing_element_p.
739 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
742 * ipa-inline-transform.c (inline_call): Support
745 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
747 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
748 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
750 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
751 Baseline. Make initial alternative TARGET_32BIT only.
753 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
754 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
757 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
759 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
760 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
761 availability with TARGET_HAVE_MOVT.
762 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
763 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
764 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
766 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
767 extra instruction if MOVW is available. Use a cost variable
768 incremented by COSTS_N_INSNS (1) when the condition match rather than
769 returning an arithmetic expression based on COSTS_N_INSNS. Make
770 constant with bottom half word zero cost 2 instruction if MOVW is
772 * config/arm/arm.md (define_attr "arch"): Add v8mb.
773 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
774 target is ARMv8-M Baseline.
775 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
776 (arm_movtas_ze): Likewise.
777 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
778 alternative for constants satisfying j constraint.
779 (thumb1_movsi_insn): Likewise.
780 (movsi splitter for K alternative): Tighten condition to not trigger
781 if movt is available and j constraint is satisfied.
782 (Pe immediate splitter): Likewise.
783 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
784 constant fitting in an halfword to use MOVW.
785 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
788 2016-07-13 Richard Biener <rguenther@suse.de>
791 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
792 gimplifying the LHS. Make sure to gimplify a returning twice
793 call LHS without using SSA names.
795 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
797 * tree-data-ref.c (find_data_references_in_stmt): Remove
798 unnecessary call to vec::release.
799 (graphite_find_data_references_in_stmt): Likewise.
800 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
801 * tree-vect-stmts.c (vectorizable_condition): Likewise.
803 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
805 * cfgexpand.c (expand_used_vars): Make the type of a local
807 * genmatch.c (lower_for): Likewise.
808 * haifa-sched.c (haifa_sched_init): Likewise.
809 (add_to_speculative_block): Likewise.
810 (create_check_block_twin): Likewise.
811 * predict.c (handle_missing_profiles): Likewise.
812 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
813 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
814 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
816 (maybe_lower_iteration_bound): Likewise.
817 * tree-ssa-sccvn.c (DFS): Likewise.
818 * tree-stdarg.c (reachable_at_most_once): Likewise.
819 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
820 (vectorizable_store): Likewise.
822 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
824 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
825 (sccvn_dom_walker): make cond_stack an auto_vec.
827 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
829 * ree.c (struct ext_state): Make type of members auto_vec.
830 (find_and_remove_re): Adjust.
832 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
834 * cfgexpand.c (struct stack_vars_data): Make type of fields
836 (expand_used_vars): Adjust.
838 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
840 * ipa.c (record_cdtor_fn): Adjust.
841 (build_cdtor_fns): Likewise.
842 (ipa_cdtor_merge): Make static_ctors and static_dtors local
845 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
847 * genextract.c (struct accum_extract): Add constructor and make
851 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
853 * tree.c (struct free_lang_data_d): Add constructor and change
854 types of members to ones that automatically manage resources.
855 (fld_worklist_push): Adjust.
856 (find_decls_types): Likewise.
857 (find_decls_types_in_eh_region): Likewise.
858 (free_lang_data_in_cgraph): Stop manually creating and
859 destroying members of free_lang_data_d.
861 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
863 PR rtl-optimization/68961
864 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
865 peephole variant. Use sse_reg_operand predicates.
867 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
869 * config/i386/predicates.md (x86_64_immediate_operand)
870 <case CONST_INT>: Remove unneeded truncation to DImode.
872 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
874 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
877 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
878 The xxperm and xxpermr instructions require that the 2nd input
879 operand overlap with the output operand, and not the 1st.
880 (altivec_vperm_v8hiv16qi): Likewise.
881 (altivec_vperm_<mode>_uns_internal): Likewise.
882 (altivec_vpermr_<mode>_internal): Likewise.
883 (vperm_v8hiv4si): Likewise.
884 (vperm_v16qiv8hi): Likewise.
886 2016-07-12 Martin Liska <mliska@suse.cz>
888 * params.def: Add avg-loop niter.
889 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
890 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
891 * doc/invoke.texi: Document the new parameter.
893 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
896 * expr.c (store_constructor): Mask sign-extended bits when widening
897 sub-word constructor element at the start of a word.
899 2016-07-12 Martin Liska <mliska@suse.cz>
901 * Makefile.in: Append rule for params-options.h.
902 * params-options.h: New file.
904 2016-07-12 Martin Liska <mliska@suse.cz>
906 * ira-build.c (mark_loops_for_removal): Properly iterate
909 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
910 Richard Biener <rguenther@suse.de>
912 PR tree-optimization/23286
913 PR tree-optimization/70159
914 * doc/invoke.texi: Document -fcode-hoisting.
915 * common.opt (fcode-hoisting): New flag.
916 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
917 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
918 (do_regular_insertion): Rename to ...
919 (do_pre_regular_insertion): ... this and amend general comments
920 on insertion strathegy.
921 (do_partial_partial_insertion): Rename to ...
922 (do_pre_partial_partial_insertion): ... this.
923 (do_hoist_insertion): New function.
924 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
925 and call do_hoist_insertion properly.
927 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
928 (pass_pre::execute): Register hoist_insert stats.
930 2016-07-12 Jakub Jelinek <jakub@redhat.com>
933 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
934 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
935 is different from mode's bitsize. Small cleanup.
937 2016-07-12 Richard Biener <rguenther@suse.de>
939 PR rtl-optimization/68961
940 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
941 to simplify to a non-constant.
943 2016-07-11 Jakub Jelinek <jakub@redhat.com>
946 * omp-low.c (expand_omp_target): Gimplify device.
948 PR tree-optimization/71823
949 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
950 to get vec_oprnds2 from op2.
952 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
954 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
955 Hoist common subexpressions.
956 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
958 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
961 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
962 prevent generation of 'stxsiwx' on pre Power8 hardware.
964 2016-07-11 David Malcolm <dmalcolm@redhat.com>
966 * input.c: Include cpplib.h.
967 (selftest::temp_source_file): New class.
968 (selftest::temp_source_file::temp_source_file): New ctor.
969 (selftest::temp_source_file::~temp_source_file): New dtor.
970 (selftest::should_have_column_data_p): New function.
971 (selftest::test_should_have_column_data_p): New function.
972 (selftest::temp_line_table): New class.
973 (selftest::temp_line_table::temp_line_table): New ctor.
974 (selftest::temp_line_table::~temp_line_table): New dtor.
975 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
976 it to create a temp_line_table.
977 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
978 locations that are known to have column data.
979 (selftest::line_table_case): New struct.
980 (selftest::test_reading_source_line): Move tempfile handling
981 to class temp_source_file.
982 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
983 (selftest::assert_token_loc_eq): New function.
984 (ASSERT_TOKEN_LOC_EQ): New macro.
985 (selftest::test_lexer): New function.
986 (selftest::boundary_locations): New array.
987 (selftest::input_c_tests): Call test_should_have_column_data_p.
988 Loop over a test matrix of interesting values of location and
989 default_range_bits, calling test_lexer on each case in the matrix.
990 Move call to test_accessing_ordinary_linemaps into the matrix.
991 * selftest.h (ASSERT_EQ): Reimplement in terms of...
992 (ASSERT_EQ_AT): New macro.
994 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
997 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
998 Don't convert TImode in debug insn.
1000 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
1002 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
1003 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
1004 (tree_type_common::lang_flag_7): New.
1005 (tree_type_common::spare): Reduce size.
1006 * tree.h (TYPE_ALIGN_OK): Remove.
1007 (TYPE_LANG_FLAG_7): New.
1008 (get_inner_reference): Adjust header.
1009 * print-tree.c (print_node): Adjust.
1010 * expr.c (get_inner_reference): Remove parameter keep_aligning.
1011 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
1012 calls to get_inner_reference.
1013 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
1014 handling of TYPE_ALIGN_OK.
1015 * builtins.c (get_object_alignment_2): Adjust call to
1016 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
1017 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
1019 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
1020 * cfgexpand.c (expand_debug_expr): Likewise.
1021 * dbxout.c (dbxout_expand_expr): Likewise.
1022 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
1023 loc_list_from_tree, fortran_common): Likewise.
1024 * fold-const.c (optimize_bit_field_compare,
1025 decode_field_reference, fold_unary_loc, fold_comparison,
1026 split_address_to_core_and_offset): Likewise.
1027 * gimple-laddress.c (execute): Likewise.
1028 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
1029 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
1030 * hsa-gen.c (gen_hsa_addr): Likewise.
1031 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
1032 * tsan.c (instrument_expr): Likewise.
1033 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
1034 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
1035 * tree-affine.c (tree_to_aff_combination,
1036 get_inner_reference_aff): Adjust calls to get_inner_reference.
1037 * tree-data-ref.c (split_constant_offset_1,
1038 dr_analyze_innermost): Likewise.
1039 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
1040 * tree-sra.c (ipa_sra_check_caller): Likewise.
1041 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
1042 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
1043 bswap_replace): Likewise.
1044 * tree-vect-data-refs.c (vect_check_gather,
1045 vect_analyze_data_refs): Likewise.
1046 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
1047 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
1050 2016-07-11 David Malcolm <dmalcolm@redhat.com>
1052 * Makefile.in (selftest-valgrind): New phony target.
1053 * function-tests.c (selftest::build_cfg): Delete pass instances
1054 created by the test.
1055 (selftest::convert_to_ssa): Likewise.
1056 (selftest::test_expansion_to_rtl): Likewise.
1057 * tree-cfg.c (selftest::test_linear_chain): Release dominator
1059 (selftest::test_diamond): Likewise.
1061 2016-07-11 Richard Biener <rguenther@suse.de>
1063 PR tree-optimization/71816
1064 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
1065 than replacing all of its operands.
1067 2016-07-11 Alan Modra <amodra@gmail.com>
1069 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
1070 (ctr<mode>): Add unspec.
1071 (ctr<mode>_internal*): Likewise.
1073 2016-07-08 James Bowman <james.bowman@ftdichip.com>
1075 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
1076 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
1078 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
1080 PR rtl-optimization/71621
1081 * lra-constraints.c (process_alt_operands): Check combination of
1084 2016-07-08 Jason Merrill <jason@redhat.com>
1085 Richard Biener <rguenther@suse.de>
1087 P0145: Refining Expression Order for C++.
1088 * gimplify.c (initial_rhs_predicate_for): New.
1089 (gimplfy_modify_expr): Gimplify RHS before LHS.
1091 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1094 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1095 Allow standard error handling to take over when a wrong number
1096 of arguments is presented to __builtin_vec_ld () or
1097 __builtin_vec_st ().
1099 2016-07-08 Jiong Wang <jiong.wang@arm.com>
1101 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
1106 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
1107 __builtin_aarch64_fmaxv2sf.
1108 (vmaxnmq_f32): Likewise.
1109 (vmaxnmq_f64): Likewise.
1110 (vminnm_f32): Likewise.
1111 (vminnmq_f32): Likewise.
1112 (vminnmq_f64): Likewise.
1114 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1117 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
1118 enable -mfloat128-hardware by default.
1119 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
1120 that IEEE 128-bit hardware support needs.
1121 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
1122 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
1123 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
1124 floating point requires.
1125 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1126 -mfloat128 and -mfloat128-hardware changes.
1128 2016-07-08 Alan Hayward <alan.hayward@arm.com>
1130 PR tree-optimization/71667
1131 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
1133 2016-07-08 Martin Liska <mliska@suse.cz>
1136 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
1137 folding produces SAVE_EXPRs, thus return false for the type.
1139 2016-07-07 Martin Liska <mliska@suse.cz>
1141 * file-find.c (remove_prefix): New function.
1142 * file-find.h (remove_prefix): Declare the function.
1143 * gcc-ar.c (main): Skip a folder of the wrapper if
1144 a wrapped binary would point to the same file.
1146 2016-07-07 Jan Hubicka <jh@suse.cz>
1148 * tree-scalar-evolution.c (iv_can_overflow_p): export.
1149 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
1150 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
1152 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
1155 * ipa-inline-analysis.c (compute_inline_parameters): Set
1156 local.can_change_signature to false for intrumentation
1159 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1161 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
1162 with TARGET_HAVE_MOVT.
1163 (TARGET_HAVE_MOVT): Define.
1164 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
1165 availability with TARGET_HAVE_MOVT.
1166 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
1168 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
1170 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
1171 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
1172 * config/arm/constraints.md (define_constraint "j"): Use
1173 TARGET_HAVE_MOVT to check MOVT availability.
1175 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1177 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
1179 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1181 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
1182 (armv8-m.main): Likewise.
1183 (armv8-m.main+dsp): Likewise.
1184 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
1185 (FL_FOR_ARCH8M_MAIN): Likewise.
1186 * config/arm/arm-tables.opt: Regenerate.
1187 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
1188 armv8-m.main+dsp to BE8_LINK_SPEC.
1189 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
1190 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
1191 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
1192 Baseline and Mainline.
1193 (arm_option_override_internal): Also disable arm_restrict_it when
1194 !arm_arch_notm. Update comment for -munaligned-access to also cover
1196 (arm_file_start): Increase buffer size for printing architecture name.
1197 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
1198 and armv8-m.main+dsp.
1199 (mno-unaligned-access): Clarify that this is disabled by default for
1200 ARMv8-M Baseline architectures as well.
1202 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1204 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
1205 decide whether to prevent some libgcc routines being included for some
1206 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
1207 link between this condition and the one in
1208 libgcc/config/arm/lib1func.S.
1210 2016-07-07 Richard Biener <rguenther@suse.de>
1212 * tree-ssa-pre.c: Include alias.h.
1213 (compute_avail): If we have multiple VN_REFERENCEs with the
1214 same hashtable entry adjust that to make it a valid replacement
1215 for all of them with respect to alignment and aliasing
1216 when doing insertion.
1217 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
1218 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
1220 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
1224 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
1225 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
1228 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1230 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
1231 (adjust_mems): Adjust.
1232 (adjust_insn): Likewise.
1233 (prepare_call_arguments): Likewise.
1235 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1237 * gcse.c (struct ls_expr): Make stores field a vector.
1238 (ldst_entry): Adjust.
1239 (free_ldst_entry): Likewise.
1240 (print_ldst_list): Likewise.
1241 (compute_ld_motion_mems): Likewise.
1242 (update_ld_motion_stores): Likewise.
1244 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1246 * gcse.c (struct ls_expr): Remove loads field.
1247 (ldst_entry): Adjust.
1248 (free_ldst_entry): Likewise.
1249 (print_ldst_list): Likewise.
1250 (compute_ld_motion_mems): Likewise.
1252 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1254 * store-motion.c (struct st_expr): Make antic_stores a vector.
1255 (st_expr_entry): Adjust.
1256 (free_st_expr_entry): Likewise.
1257 (print_store_motion_mems): Likewise.
1258 (find_moveable_store): Likewise.
1259 (compute_store_table): Likewise.
1260 (remove_reachable_equiv_notes): Likewise.
1261 (replace_store_insn): Likewise.
1262 (build_store_vectors): Likewise.
1264 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1266 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
1267 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
1269 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1271 PR tree-optimization/71518
1272 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
1273 misalign also for outer loops with negative step.
1275 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
1277 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
1278 (cortex_a53_shift): Add mov_shift.
1279 (cortex_a53_shift_reg): Add new reservation for register shifts.
1280 (cortex_a53_alu): Remove bfm.
1281 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
1282 (cortex_a53_alu_extr): Add new reservation for EXTR.
1283 (bypasses): Improve bypass modelling.
1285 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1288 * config/avr/avr.c (avr_asm_select_section): Strip off
1289 SECTION_DECLARED from flags when calling get_section.
1291 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1293 * tree-vectorizer.h (vect_memory_access_type): Add
1294 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
1295 * tree-vect-stmts.c (compare_step_with_zero): New function.
1296 (perm_mask_for_reverse): Move further up file.
1297 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
1299 (get_negative_load_store_type): New function.
1300 (get_load_store_type): Call it. Add an ncopies argument.
1301 (vectorizable_mask_load_store): Update call accordingly and
1302 remove tests for negative steps.
1303 (vectorizable_store, vectorizable_load): Likewise. Handle new
1304 memory_access_types.
1306 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1308 * tree-vectorizer.h (vect_memory_access_type): New enum.
1309 (_stmt_vec_info): Add a memory_access_type field.
1310 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
1311 (vect_model_store_cost): Take an access type instead of a boolean.
1312 (vect_model_load_cost): Likewise.
1313 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
1314 vect_model_store_cost and vect_model_load_cost.
1315 * tree-vect-stmts.c (vec_load_store_type): New enum.
1316 (vect_model_store_cost): Take an access type instead of a
1317 store_lanes_p boolean. Simplify tests.
1318 (vect_model_load_cost): Likewise, but for load_lanes_p.
1319 (get_group_load_store_type, get_load_store_type): New functions.
1320 (vectorizable_store): Use get_load_store_type. Record the access
1321 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
1322 (vectorizable_load): Likewise.
1323 (vectorizable_mask_load_store): Likewise. Replace is_store
1324 variable with vls_type.
1326 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1328 * tree-vectorizer.h (vect_grouped_load_supported): Add a
1329 single_element_p parameter.
1330 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
1331 Check the PR65518 case here rather than in vectorizable_load.
1332 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
1333 * tree-vect-stmts.c (vectorizable_load): Likewise.
1335 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1337 * tree-vectorizer.h (gather_scatter_info): New structure.
1338 (vect_check_gather_scatter): Return a bool rather than a decl.
1339 Replace return-by-pointer arguments with a single
1340 gather_scatter_info *.
1341 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
1342 (vect_analyze_data_refs): Update call accordingly.
1343 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
1344 (vectorizable_mask_load_store): Likewise. Also record the
1345 offset dt and vectype in the gather_scatter_info.
1346 (vectorizable_store): Likewise.
1347 (vectorizable_load): Likewise.
1349 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1351 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
1352 strided groups, use the cost of N scalar accesses instead
1353 of ncopies vector accesses.
1354 (vect_model_load_cost): Likewise.
1356 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1358 * tree-vect-stmts.c (vect_cost_group_size): Delete.
1359 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
1360 variable to indicate when once-per-group costs are being used.
1361 (vect_model_load_cost): Likewise. Fix comment and misindented code.
1363 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1365 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
1366 peeling-for-gaps condition.
1368 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1370 * config/s390/s390.c (s390_expand_vec_init): Force initializer
1371 element to register if it doesn't match general_operand.
1373 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1374 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1376 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
1378 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
1379 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
1380 (SIGNBIT): New mode iterator.
1381 (Fsignbit): New mode attribute.
1382 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
1383 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
1384 when direct moves are available.
1385 (signbit<mode>2_dm): New define_insn_and_split).
1386 (signbit<mode>2_dm2): New define_insn.
1388 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1390 PR rtl-optimization/71594
1391 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
1392 into subregs of appropriate mode before trying to emit a conditional
1395 2016-07-05 Jan Hubicka <jh@suse.cz>
1397 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
1398 (simple_iv): Use it.
1400 2016-07-05 Jan Hubicka <jh@suse.cz>
1402 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
1404 2016-07-05 Jiong Wang <jiong.wang@arm.com>
1406 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
1409 2016-07-05 Jan Hubicka <jh@suse.cz>
1411 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
1414 2016-07-05 Richard Biener <rguenther@suse.de>
1416 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
1417 Handle empty else block.
1418 (is_feasible_trace): Likewise.
1419 (split_paths): Likewise.
1421 2016-07-05 Richard Biener <rguenther@suse.de>
1423 * tree-loop-distribution.c (distribute_loop): Fix issue with
1424 the cost model loop.
1426 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
1428 * config/arm/neon-testgen.ml: Delete.
1429 * config/arm/neon.ml: Delete.
1431 2016-07-04 Jakub Jelinek <jakub@redhat.com>
1434 * tree.c (attribute_value_equal): Use get_attribute_name instead of
1435 directly using TREE_PURPOSE.
1437 2016-07-04 Jiong Wang <jiong.wang@arm.com>
1439 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
1440 * config/aarch64/aarch64_neon.h: Likewise.
1441 * config/aarch64/arm_neon.h: Likewise.
1442 * config/aarch64/atomics.md: Likewise.
1443 * config/aarch64/aarch64-simd-builtins.def: Likewise.
1444 * doc/invoke.texi: Likewise.
1446 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
1448 * config/s390/s390.md: Add "z13" cpu_facility.
1449 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
1450 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
1451 condition" type instructions.
1453 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
1454 Jeff Law <law@redhat.com>
1456 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
1457 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
1459 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
1461 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
1462 permutation for TARGET_AVX512F.
1463 (ix86_expand_vec_one_operand_perm_avx512): New function.
1464 (expand_vec_perm_1): Invoke introduced function.
1465 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1466 it may be not valid after vectorization.
1468 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1471 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
1472 typo in comment. Only force to memory if it is a weak
1475 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
1476 Jiong Wang <jiong.wang@arm.com>
1478 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
1479 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
1480 (AARCH64_FL_F16): New.
1481 (AARCH64_FL_FOR_ARCH8_2): New.
1482 (AARCH64_ISA_8_2): New.
1483 (AARCH64_ISA_F16): New.
1484 (TARGET_FP_F16INST): New.
1485 (TARGET_SIMD_F16INST): New.
1486 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
1487 ("fp"): Disabling "fp" also disables "fp16".
1488 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
1489 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
1490 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
1491 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
1493 2016-07-04 Jan Beulich <jbeulich@suse.com>
1495 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
1497 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1500 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
1501 the insns, use an insn form that does not adjust the offset on
1502 little endian systems.
1504 2016-07-01 Jan Beulich <jbeulich@suse.com>
1506 * varasm.c (get_variable_section): Validate initializer in
1507 named .bss-like sections.
1509 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1511 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
1512 Exchange the order of the second and third operands in the vpermr
1513 instruction tmeplate.
1515 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
1518 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
1519 Disallow TDmode values.
1521 2016-07-01 Alan Modra <amodra@gmail.com>
1523 PR rtl-optimization/71709
1524 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
1525 being set, not referenced.
1527 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
1529 PR tree-optimization/70729
1530 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
1531 of loop since it can be not valid after transformation.
1533 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1535 * config/arm/arm.c (thumb_reload_in_hi): Delete.
1536 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
1538 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
1540 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
1543 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1546 * config/rs6000/constraints.md (wY constraint): New constraint to
1547 match the requirements for the LXSD and STXSD instructions.
1548 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
1549 predicate to match the requirements for the LXSD and STXSD
1551 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
1552 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
1553 to make sure that the bottom 2 bits of offset are 0, the address
1554 form is offsettable, and no updating is done in the address mode.
1555 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
1556 (movdi_internal32): Likewise
1557 (movdi_internal64): Likewise.
1559 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1561 PR tree-optimization/71707
1562 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
1563 strinfo even for ADDR_EXPR ptr.
1565 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
1567 * config/rs6000/altivec.md (darn_32): Change the condition to
1568 TARGET_P9_MISC instead of TARGET_MODULO.
1569 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
1570 condition expression.
1571 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
1572 condition expression.
1573 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
1574 (DFP_TEST): New code iterator.
1575 (dfptstsfi_<code>_mode>): New define_expand.
1576 (*dfp_sgnfcnc_<mode>): New define_insn.
1577 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
1578 definition next to BU_P9_MISC_1 definition and change the MASK
1579 value to RS6000_BTM_P9_MISC.
1580 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
1581 (BU_P9_64BIT_MISC_0): Likewise.
1582 (BU_P9_DFP_MISC_0): New macro definition.
1583 (BU_P9_DFP_MISC_1): New macro definition.
1584 (BU_P9_DFP_MISC_2): New macro definition.
1585 (BU_P9_DFP_OVERLOAD_1): New macro definition.
1586 (BU_P9_DFP_OVERLOAD_2): New macro definition.
1587 (BU_P9_DFP_OVERLOAD_3): New macro definition.
1588 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
1589 (TSTSFI_LT_TD): Likewise.
1590 (TSTSFI_EQ_DD): Likewise.
1591 (TSTSFI_EQ_TD): Likewise.
1592 (TSTSFI_GT_DD): Likewise.
1593 (TSTSFI_GT_TD): Likewise.
1594 (TSTSFI_OV_DD): Likewise.
1595 (TSTSFI_OV_TD): Likewise.
1596 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
1597 (TSTSFI_LT_DD): Likewise.
1598 (TSTSFI_LT_TD): Likewise.
1599 (TSTSFI_EQ): Likewise.
1600 (TSTSFI_EQ_DD): Likewise.
1601 (TSTSFI_EQ_TD): Likewise.
1602 (TSTSFI_GT): Likewise.
1603 (TSTSFI_GT_DD): Likewise.
1604 (TSTSFI_GT_TD): Likewise.
1605 (TSTSFI_OV): Likewise.
1606 (TSTSFI_OV_DD): Likewise.
1607 (TSTSFI_OV_TD): Likewise.
1608 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1609 overloaded test significance functions.
1610 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1611 OPTION_MASK_P9_MISC into the representation of this mask.
1612 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
1614 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
1615 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
1617 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
1618 argument is a 6-bit unsigned literal value if the icode argument
1619 represents a DFP test significance built-in call.
1620 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
1621 flag used independently and in combination with the
1622 RS6000_BTM_64BIT flag.
1623 (rs6000_opt_masks): Add entry for power9-misc command-line option.
1624 (rs6000_builtin_mask_names): Add entry for power9-misc
1625 command-line option.
1626 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
1627 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
1628 RS6000_BTM_P9_MISC macros.
1629 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
1630 option and change the description of the -mpower9-vector option to
1631 enable only vector instructions, removing its erroneously claimed
1632 support for scalar instructions.
1633 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1634 the ISA 3.0 digital floating point test significance built-in
1637 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
1639 * config/aarch64/aarch64.c (cortexa35_tunings):
1640 Enable AES fusion. Use cortexa57_branch_cost.
1641 (cortexa53_tunings): Use cortexa57_branch_cost.
1642 (cortexa72_tunings): Use cortexa57_branch_cost.
1643 Use AUTOPREFETCHER_WEAK.
1644 (cortexa73_tunings): Use cortexa57_branch_cost.
1646 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1647 James Greenhalgh <james.greenhalgh@arm.com>
1649 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
1650 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
1651 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
1652 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
1653 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
1654 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
1655 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
1656 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
1657 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
1658 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
1659 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
1660 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
1661 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
1664 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
1665 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1667 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
1669 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
1671 2016-06-30 David Malcolm <dmalcolm@redhat.com>
1674 * gcc.c (driver::build_option_suggestions): Pass "option" to
1675 add_misspelling_candidates.
1676 * opts-common.c (add_misspelling_candidates): Add "option" param;
1677 use it to avoid adding negated forms for options marked with
1679 * opts.h (add_misspelling_candidates): Add "option" param.
1681 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1684 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
1685 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
1686 first when permuting bitwise operation with rotate. Cast
1687 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
1689 2016-06-29 David Malcolm <dmalcolm@redhat.com>
1691 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
1692 for misspelled param names.
1693 * params.c: Include spellcheck.h.
1694 (find_param_fuzzy): New function.
1695 * params.h (find_param_fuzzy): New prototype.
1696 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
1697 * spellcheck.h (struct edit_distance_traits<const char *>):
1700 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1702 * config/rs6000/predicates.md (const_0_to_7_operand): New
1703 predicate, recognize 0..7.
1704 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
1705 support for doing extracts from V16QImode, V8HImode, V4SImode
1707 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
1708 vector extract support.
1709 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
1710 for ISA 3.0 vector extract.
1711 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
1712 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
1713 extracts of a constant element number from small integer vectors
1714 on 64-bit ISA 3.0 systems.
1715 (vsx_extract_<mode>_di): Likewise.
1716 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
1717 say when we can do ISA 3.0 vector extracts.
1718 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
1719 registers, using the stxsiwx instruction.
1721 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
1723 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
1724 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
1725 qdf24xx_regmove_cost, qdf24xx_tunings): New.
1726 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
1727 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
1728 * config/arm/arm.c (arm_qdf24xx_tune): New.
1730 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
1732 * config/aarch64/aarch64.c (cortexa53_tunings):
1733 Increase loop alignment to 8. Set function alignment to 16.
1734 (cortexa35_tunings): Likewise.
1735 (cortexa57_tunings): Increase loop alignment to 8.
1736 (cortexa72_tunings): Likewise.
1737 (cortexa73_tunings): Likewise.
1739 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
1741 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
1742 for arm_fp16_ok and arm_fp16_hw.
1743 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
1744 arm_fp16_alternative.
1746 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
1748 PR tree-optimization/71655
1749 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
1750 types when swapping operands.
1752 2016-06-29 Martin Liska <mliska@suse.cz>
1755 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
1756 * ipa-inline-transform.c (inline_call): Remove unnecessary call
1757 of build_optimization_node.
1759 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
1761 PR tree-optimization/70729
1762 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
1763 independent in loops having positive safelen value.
1764 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1765 it may be not valid after vectorization.
1767 2016-06-29 Jakub Jelinek <jakub@redhat.com>
1769 PR tree-optimization/71625
1770 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
1771 is sorted by ascending list->offset. If PTR is non-NULL and there is
1772 previous strinfo, call get_stridx_plus_constant.
1773 (get_stridx): Pass exp as second argument to get_addr_stridx.
1774 (addr_stridxptr): Add missing list = list->next, so that there can be
1775 more than one entries in the list. Bump limit from 16 to 32. Ensure
1776 the list is sorted by ascending list->offset.
1777 (get_stridx_plus_constant): Adjust so that it can be also called with
1778 ADDR_EXPR instead of SSA_NAME as PTR.
1779 (handle_char_store): Pass NULL_TREE as second argument to
1782 2016-06-29 Richard Biener <rguenther@suse.de>
1784 PR rtl-optimization/68961
1785 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
1787 2016-06-29 Richard Biener <rguenther@suse.de>
1790 * alias.c (component_uses_parent_alias_set_from): Handle
1791 type punning through union accesses by using the union alias set.
1792 * gimple.c (gimple_get_alias_set): Remove union type punning case.
1794 2016-07-29 Richard Biener <rguenther@suse.de>
1796 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
1797 precision not matching mode precision.
1799 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
1801 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
1802 pa_output_arg_descriptor.
1803 (call_val_symref_64bit_post_reload): Likewise.
1804 (call_val_powf_64bit_post_reload): Likewise.
1805 (sibcall_internal_symref_64bit): Likewise.
1806 (sibcall_value_internal_symref_64bit): Likewise.
1808 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1811 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
1812 a constant, force its SUBREG_REG into memory or register instead
1815 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1818 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
1819 * doc/invoke.texi (AVR Options): Document it.
1821 2016-06-28 Walter Lee <walt@tilera.com>
1823 * config/tilegx/linux.h: Do not include arch/icache.h
1824 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1825 * config/tilepro/linux.h: Do not include arch/icache.h
1826 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1828 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
1830 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
1831 for big-endian BIT_FIELD_REF.
1833 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
1835 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
1836 ('size' attribute): Add '128'.
1838 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
1839 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
1840 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
1841 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
1842 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
1843 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
1844 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
1845 *trunc<mode>df2_odd): Set size attribute to '128'.
1846 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
1847 * config/rs6000/power6.md (power6-fp): Include dfp type.
1848 * config/rs6000/power7.md (power7-fp): Likewise.
1849 * config/rs6000/power8.md (power8-fp): Likewise.
1850 * config/rs6000/power9.md: New file.
1851 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
1852 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
1853 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
1855 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
1856 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1857 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
1858 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
1859 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
1860 dfp_dscri_<mode>): Change type attribute to dfp.
1861 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
1862 attribute to vecsimple.
1863 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
1864 and prefetch streams.
1865 (rs6000_option_override_internal): Remove temporary code setting
1866 tuning to power8. Don't set rs6000_sched_groups for power9.
1867 (last_scheduled_insn): Change to rtx_insn *.
1868 (divide_cnt, vec_load_pendulum): New variables.
1869 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
1870 (rs6000_issue_rate): Set issue rate for Power9.
1871 (is_power9_pairable_vec_type): New.
1872 (power9_sched_reorder2): New.
1873 (rs6000_sched_reorder2): Call new function for Power9 specific
1875 (insn_must_be_first_in_group): Remove Power9.
1876 (insn_must_be_last_in_group): Likewise.
1877 (force_new_group): Likewise.
1878 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
1879 Initialize divide_cnt/vec_load_pendulum.
1880 (_rs6000_sched_context, rs6000_init_sched_context,
1881 rs6000_set_sched_context): Handle context save/restore of new
1884 2016-06-28 Richard Biener <rguenther@suse.de>
1886 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1887 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
1888 COMPONENT_REF operand.
1889 (nonoverlapping_component_refs_p): Likewise.
1890 * stor-layout.c (start_bitfield_representative): Mark
1891 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
1893 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1895 * Makefile.in: Don't cat ../stage_current if it does not exist.
1897 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
1898 last argument is a bit-field.
1900 PR rtl-optimization/71673
1901 * internal-fn.c (expand_arith_overflow_result_store): Use
1902 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
1903 expand_simple_binop.
1906 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
1907 expand_ifn_atomic_compare_exchange): New functions.
1908 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
1909 * tree.h (build_call_expr_internal_loc): Rename to ...
1910 (build_call_expr_internal_loc_array): ... this. Fix up type of
1912 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
1913 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
1914 ATOMIC_COMPARE_EXCHANGE result.
1915 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
1916 * gimple-fold.h (optimize_atomic_compare_exchange_p,
1917 fold_builtin_atomic_compare_exchange): New prototypes.
1918 * gimple-fold.c (optimize_atomic_compare_exchange_p,
1919 fold_builtin_atomic_compare_exchange): New functions..
1920 * tree-ssa.c (execute_update_addresses_taken): If
1921 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
1922 of call when finding addressable vars, and if such var becomes
1923 non-addressable, call fold_builtin_atomic_compare_exchange.
1925 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
1928 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
1929 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
1931 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
1933 * config/rs6000/rs6000.md ('type' attribute): Add
1934 veclogical,veccmpfx,vecexts,vecmove insn types.
1935 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
1936 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
1937 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
1938 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
1939 *nabs<mode>2_hw): Change type to vecmove.
1940 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
1941 *boolcc<mode>3_internal, *eqv<mode>3_internal,
1942 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
1943 *ieee_128bit_vsx_abs<mode>2_internal,
1944 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
1945 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
1946 *ieee128_mtvsrd_32bit): Change type to veclogical.
1947 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
1948 *movdi_internal32, *movdi_internal64): Update insn types.
1949 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
1950 vsx_extract_<mode>): Change type to veclogical.
1951 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
1952 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
1953 *vsx_sign_extend_si_v2di): Change type to vecexts.
1954 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
1956 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
1957 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
1958 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
1959 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
1960 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1961 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
1962 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
1963 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
1964 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
1965 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
1966 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
1967 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
1968 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
1969 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
1970 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
1971 (ppc7450-vecsimple): Add veclogical, vecmove.
1972 (ppc7450-veccmp): Add veccmpfx.
1973 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
1975 (ppc8540_vector_compare): Add veccmpfx.
1976 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
1977 * config/rs6000/cell.md (cell-fp): Add fpsimple.
1978 (cell-vecsimple): Add veclogical, vecmove.
1979 (cell-veccmp): Add veccmpfx.
1980 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
1981 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
1983 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
1984 * config/rs6000/power4.md (power4-fp): Add fpsimple.
1985 (power4-vecsimple): Add veclogical, vecmove.
1986 (power4-veccmp): Add veccmpfx.
1987 * config/rs6000/power5.md (power5-fp): Add fpsimple.
1988 * config/rs6000/power6.md (power6-fp): Add fpsimple.
1989 (power6-vecsimple): Add veclogical, vecmove.
1990 (power6-veccmp): Add veccmpfx.
1991 * config/rs6000/power7.md (power7-fp): Add fpsimple.
1992 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
1993 * config/rs6000/power8.md (power8-fp): Add fpsimple.
1994 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
1995 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
1996 * config/rs6000/titan.md (titan_fp): Add fpsimple.
1997 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
1999 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
2001 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
2004 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2005 OPTION_MASK_P9_DFORM_VECTOR.
2006 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
2007 disable -mpower9-dform-vector when using reload.
2008 (quad_address_p): Remove 'gpr_p' argument and all associated code.
2009 New 'strict' argument. Update all callers. Add strict addressing
2011 (rs6000_legitimate_offset_address_p): Remove call to
2012 virtual_stack_registers_memory_p.
2013 (rs6000_legitimize_reload_address): Add quad address support.
2014 (rs6000_legitimate_address_p): Move call to quad_address_p above
2015 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
2016 to account for new strict usage.
2017 (rs6000_output_move_128bit): Adjust quad_address_p args to account
2018 for new strict usage.
2019 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
2021 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
2028 * config/i386/i386.c (ix86_spill_class): Disable condition to
2029 always return NO_REGS.
2031 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
2033 * predict.c: Include gimple-pretty-print.h
2034 (predicted_by_loop_heuristics_p): Check also
2035 PRED_LOOP_EXIT_WITH_RECURSION
2036 (predict_loops): Find self recursive calls and use special purpose
2037 predictors for them; dump log about decisions.
2038 (pass_profile::execute): Dump info about #of iterations.
2039 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
2040 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
2042 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
2044 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
2045 output_asm_insn calls and shorten long lines. Output .CALL
2046 argument descriptor using pa_output_arg_descriptor. Add various
2047 inline $$dyncall and other optimizations.
2048 (pa_attr_length_indirect_call): Adjust ordering and lengths.
2050 2016-06-25 Jakub Jelinek <jakub@redhat.com>
2052 PR tree-optimization/71643
2053 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
2056 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
2057 leak a bitmap if dep_bb is NULL.
2059 PR tree-optimization/71631
2060 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
2061 to rewrite_expr_tree even if negate_result, move new_lhs var
2062 declaration and initialization earlier, for powi_result set afterwards
2063 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
2064 if new_lhs != lhs, and don't shadow gsi var.
2066 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
2068 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
2069 Add in_loop parameter.
2070 (predict_loops): Add loop guard heuristics.
2071 * predict.def (PRED_LOOP_GUARD): New heuristics.
2073 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
2075 * predict.c: Include ipa-utils.h
2076 (tree_bb_level_prediction): Predict recursive calls.
2077 (tree_estimate_probability_bb): Skip inexpensive calls for call
2079 * predict.def (PRED_RECURSIVE_CALL): New.
2081 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2083 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
2084 (BU_FLOAT128_1): Likewise.
2086 (COPYSIGNQ): Likewise.
2087 (RS6000_BUILTIN_NANQ): Likewise.
2088 (RS6000_BUILTIN_NANSQ): Likewise.
2089 (RS6000_BUILTIN_INFQ): Likewise.
2090 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
2091 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
2092 (TARGET_FOLD_BUILTIN): New #define.
2093 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
2094 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
2095 (rs6000_fold_builtin): New target hook implementation, handling
2096 folding of 128-bit NaNs and infinities.
2097 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
2098 entries are filled in to avoid problems during bootstrap
2099 self-test; define builtins for 128-bit NaNs and infinities.
2100 (rs6000_opt_mask): Add entry for float128.
2101 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
2102 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
2103 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
2104 (const_str_type_node): New #define.
2105 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
2106 to a define_expand that dispatches to either copysign<mode>3_soft
2107 or copysign<mode>3_hard.
2108 (copysign<mode>3_hard): Rename from copysign<mode>3.
2109 (copysign<mode>3_soft): New define_insn.
2110 * doc/extend.texi: Document new builtins.
2112 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2114 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
2115 PRIu64 instead of lu.
2117 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
2120 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
2123 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2125 PR tree-optimization/71647
2126 * omp-low.c (lower_rec_input_clauses): Convert
2127 omp_clause_aligned_alignment (c) to size_type_node for the
2128 last argument of __builtin_assume_aligned.
2130 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
2132 * configure.ac (calling ___tls_get_addr via GOT): New
2133 assembler/linker check.
2134 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
2135 assembler and linker supports calling ___tls_get_addr via GOT.
2136 Otherise, defined to 0.
2137 * config.in: Regenerated.
2138 * configure: Likewise.
2139 * config/i386/constraints.md (Yb): New constraint.
2140 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
2141 (REG_CLASS_NAMES): Likewise.
2142 (REG_CLASS_CONTENTS): Likewise.
2143 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
2144 the b constraint with the Yb constraint. Call ___tls_get_addr
2145 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
2147 (*tls_local_dynamic_base_32_gnu): Likewise.
2148 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
2149 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
2150 (*tls_local_dynamic_base_64_<mode>): Likewise.
2152 2016-06-24 Martin Liska <mliska@suse.cz>
2154 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
2155 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
2157 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
2158 argument to true if the expected number of iterations is
2161 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
2163 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
2164 assemble for 32bit target.
2165 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
2166 and $ld_ix86_gld_32_opt to link for 32bit target.
2167 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
2168 * configure: Regenerate.
2170 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2172 * config/arm/arm.c (int_log2): Delete definition and prototype.
2173 (shift_op): Use exact_log2 instead of int_log2.
2174 (vfp3_const_double_for_fract_bits): Likewise.
2176 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2178 * internal-fn.c (expand_arith_set_overflow): New function.
2179 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
2181 (expand_arith_overflow_result_store): Likewise. Handle precision
2182 smaller than mode precision.
2183 * tree-vrp.c (extract_range_basic): For imag part, handle
2184 properly signed 1-bit precision result.
2185 * doc/extend.texi (__builtin_add_overflow): Document that last
2186 argument can't be pointer to enumerated or boolean type.
2187 (__builtin_add_overflow_p): Document that last argument can't
2188 have enumerated or boolean type.
2190 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2191 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2193 * config/rs6000/predicates.md (splat_input_operand): Rework.
2194 Don't allow constants, since the insns that use this predicate
2195 don't support constants. Constants are handled by other insns
2196 that are created via combine. During and after register
2197 allocation, only allow indexed or indirect addresses, and not
2198 general addresses. Only allow modes supported by the hardware.
2199 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
2200 comment. Move check for using VSPLTIS<x> to a common location,
2201 instead of doing it in two different places.
2203 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
2205 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2206 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
2207 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
2208 signature_CENTAUR_ebx.
2210 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
2214 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
2215 (as_ix86_gas_32_opt): This.
2216 (ld_ix86_tls_ldm_opt): Renamed to ...
2217 (ld_ix86_gld_32_opt): This.
2218 (R_386_TLS_LDM reloc): Updated.
2219 (R_386_GOT32X reloc): New assembler/linker check.
2220 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
2221 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
2223 * config.in: Regenerated.
2224 * configure: Likewise.
2225 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
2226 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
2227 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
2228 if ix86_force_load_from_GOT_p returns true.
2229 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
2230 ix86_force_load_from_GOT_p returns true.
2231 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
2232 the external function address via the GOT slot.
2233 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
2234 HAVE_AS_IX86_GOT32X before returning false.
2235 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
2236 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
2238 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
2240 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
2242 2016-06-23 Andi Kleen <ak@linux.intel.com>
2244 * Makefile.in: Regenerate.
2245 * doc/install.texi: Document autoprofiledbootstrap.
2247 2016-06-23 Andi Kleen <ak@linux.intel.com>
2249 * config/i386/gcc-auto-profile: New file.
2251 2016-06-23 Martin Liska <mliska@suse.cz>
2254 * predict.c (predict_loops): Revert the hunk that was removed
2257 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
2259 * config.gcc: Add support for arm*-*-phoenix* targets.
2260 * config/arm/t-phoenix: New.
2261 * config/phoenix.h: New.
2263 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
2264 H.J. Lu <hongjiu.lu@intel.com>
2267 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
2268 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
2269 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
2270 ix86_force_load_from_GOT_p returns true.
2271 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
2272 ix86_force_load_from_GOT_p returns true.
2273 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
2274 ix86_force_load_from_GOT_p returns true.
2275 (ix86_expand_move): Load the external function address via the
2276 GOT slot if ix86_force_load_from_GOT_p returns true.
2277 * config/i386/predicates.md (x86_64_immediate_operand): Return
2278 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
2279 (x86_64_zext_immediate_operand): Ditto.
2281 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
2283 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
2285 2016-06-22 David Malcolm <dmalcolm@redhat.com>
2288 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
2289 * diagnostic.c (pedwarn_at_rich_loc): New function.
2290 * spellcheck.h (best_match::best_match): Add a
2291 "best_distance_so_far" optional parameter.
2292 (best_match::set_best_so_far): New method.
2293 (best_match::get_best_distance): New accessor.
2294 (best_match::get_best_candidate_length): New accessor.
2296 2016-06-22 Nick Clifton <nickc@redhat.com>
2298 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
2299 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
2300 modes are accepted as well.
2301 (ucompare_loc_descriptor): Likewise.
2302 (minmax_loc_descriptor): Likewise.
2303 (clz_loc_descriptor): Likewise.
2304 (popcount_loc_descriptor): Likewise.
2305 (bswap_loc_descriptor): Likewise.
2306 (rotate_loc_descriptor): Likewise.
2307 (mem_loc_descriptor): Likewise.
2308 (loc_descriptor): Likewise.
2310 2016-06-22 David Malcolm <dmalcolm@redhat.com>
2312 * common.opt (fdiagnostics-parseable-fixits): New option.
2313 * diagnostic.c: Include "selftest.h".
2314 (print_escaped_string): New function.
2315 (print_parseable_fixits): New function.
2316 (diagnostic_report_diagnostic): Call print_parseable_fixits.
2317 (selftest::assert_print_escaped_string): New function.
2318 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
2319 (selftest::test_print_escaped_string): New function.
2320 (selftest::test_print_parseable_fixits_none): New function.
2321 (selftest::test_print_parseable_fixits_insert): New function.
2322 (selftest::test_print_parseable_fixits_remove): New function.
2323 (selftest::test_print_parseable_fixits_replace): New function.
2324 (selftest::diagnostic_c_tests): New function.
2325 * diagnostic.h (struct diagnostic_context): Add field
2326 "parseable_fixits_p".
2327 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
2328 -fdiagnostics-parseable-fixits.
2329 (-fdiagnostics-parseable-fixits): New option.
2330 * opts.c (common_handle_option): Handle
2331 -fdiagnostics-parseable-fixits.
2332 * selftest-run-tests.c (selftest::run_tests): Call
2333 selftest::diagnostic_c_tests.
2334 * selftest.h (selftest::diagnostic_c_tests): New prototype.
2336 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
2338 PR tree-optimization/71488
2339 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
2340 comparison of boolean vectors.
2341 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
2342 of boolean vectors using bitwise operations.
2344 2016-06-22 Andreas Schwab <schwab@suse.de>
2346 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
2349 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
2351 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
2353 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
2355 * config/i386/i386.c (print_reg): Emit an error message on attempt to
2358 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2360 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
2361 * config/arm/arm-cores.def (cortex-a73): New entry.
2362 (cortex-a73.cortex-a35): Likewise.
2363 (cortex-a73.cortex-a53): Likewise.
2364 * config/arm/arm-tables.opt: Regenerate.
2365 * config/arm/arm-tune.md: Likewise.
2366 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
2367 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
2368 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
2369 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
2370 * doc/invoke.texi (ARM Options): Document cortex-a73,
2371 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
2373 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2375 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
2376 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
2377 (cortex-a73.cortex-a35): Likewise.
2378 (cortex-a73.cortex-a53): Likewise.
2379 * config/aarch64/aarch64-tune.md: Regenerate.
2380 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
2381 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
2384 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2386 * configure.ac (gcc_cv_as_compress_debug): Remove
2387 --compress-debug-sections as extra as switch.
2388 Handle gas --compress-debug-sections=type.
2389 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
2390 Handle gld --compress-debug-sections=type.
2391 * configure: Regenerate.
2393 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
2395 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
2397 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
2399 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
2400 (do_rewrite): likewise.
2402 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2404 * common/config/mep/mep-common.c: Remove.
2405 * config.gcc: Remove mep-* support.
2406 * config/mep/constraints.md: Remove.
2407 * config/mep/default.h: Remove.
2408 * config/mep/intrinsics.h: Remove.
2409 * config/mep/intrinsics.md: Remove.
2410 * config/mep/ivc2-template.h: Remove.
2411 * config/mep/mep-c5.cpu: Remove.
2412 * config/mep/mep-core.cpu: Remove.
2413 * config/mep/mep-default.cpu: Remove.
2414 * config/mep/mep-ext-cop.cpu: Remove.
2415 * config/mep/mep-intrin.h: Remove.
2416 * config/mep/mep-ivc2.cpu: Remove.
2417 * config/mep/mep-pragma.c: Remove.
2418 * config/mep/mep-protos.h: Remove.
2419 * config/mep/mep.c: Remove.
2420 * config/mep/mep.cpu: Remove.
2421 * config/mep/mep.h: Remove.
2422 * config/mep/mep.md: Remove.
2423 * config/mep/mep.opt: Remove.
2424 * config/mep/predicates.md: Remove.
2425 * config/mep/t-mep: Remove.
2426 * doc/install.texi: Remove mep-* documentation.
2427 * doc/md.texi: Likewise.
2429 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2431 * config.gcc: Remove support for avr-rtems.
2432 * config/avr/gen-avr-mmcu-specs.c: Likewise.
2433 * config/avr/rtems.h: Remove.
2434 * config/avr/t-rtems: Remove.
2436 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2438 * config.gcc: Remove m32r-rtems support.
2439 * config/m32r/rtems.h: Remove.
2441 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2443 * config.gcc: Remove h8300-rtems support.
2444 * config/h8300/rtems.h: Remove.
2445 * config/h8300/t-rtems: Remove.
2447 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2449 * config.gcc: Remove support for knetbsd.
2450 * configure.ac: Likewise.
2451 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
2452 * config/knetbsd-gnu.h: Remove.
2453 * configure: Regenerate.
2455 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2457 * config.gcc: Remove support for openbsd 2 and 3.
2458 * config/openbsd-oldgas.h: Remove.
2460 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2462 * config.gcc: Remove interix support.
2463 * config/i386/i386-interix.h: Remove.
2464 * config/i386/interix.opt: Remove.
2465 * config/i386/t-interix: Remove.
2466 * configure: Regenerate.
2467 * configure.ac: Remove interix support.
2468 * doc/install.texi: Remove interix documentation.
2470 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
2472 * config/rs6000/rs6000.h: Add conditional preprocessing directives
2473 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
2476 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
2478 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
2479 they are both PLACEHOLDER_EXPRs.
2481 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2483 * stor-layout.c (layout_type): Move setting complex MODE to
2484 layout_type, instead of setting it ahead of time by the caller.
2485 * tree.c (build_complex_type): Likewise.
2487 2016-06-21 Martin Liska <mliska@suse.cz>
2489 * predict.c (force_edge_cold): Replace imposisble with
2492 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
2494 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
2495 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
2497 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
2499 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
2501 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
2502 Ilya Enkovich <ilya.enkovich@intel.com>
2505 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
2506 New member function to convert V1TImode register to SUBREG
2507 TImode in debug insn.
2508 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
2509 after changing register mode to V1TImode.
2511 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
2513 * config/aarch64/aarch64-cores.def (vulcan): New core.
2514 * config/aarch64/aarch64-tune.md: Regenerate.
2515 * doc/invoke.texi: Document vulcan as an available option.
2517 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
2519 * cse.c (canon_asm_operands): New function extracted from...
2520 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
2521 either standalone or member of a PARALLEL.
2523 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
2526 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
2527 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
2528 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
2530 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
2533 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
2534 constant addresses if can_create_pseudo_p.
2536 2016-06-21 Jakub Jelinek <jakub@redhat.com>
2538 PR tree-optimization/71588
2539 * tree-ssa-strlen.c (valid_builtin_call): New function.
2540 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
2543 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2546 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
2547 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
2548 for conversion of scalar user var to complex type and use the
2549 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
2552 PR rtl-optimization/71591
2553 * toplev.c (toplev::run_self_tests): If no_backend, complain and
2554 don't run any tests.
2556 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
2559 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
2560 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
2561 space for PIC with non-v32 and the common non-PIC "jump".
2563 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2566 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
2567 returned values and add UN*/LTGT/*ORDERED cases with values matching
2568 D operand modifier on vcmp for AVX.
2570 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2572 * config/aarch64/aarch64.opt
2573 (mpc-relative-literal-loads): Rename internal option name.
2574 * config/aarch64/aarch64.c
2575 (aarch64_nopcrelative_literal_loads): Rename to
2576 aarch64_pcrelative_literal_loads.
2577 (aarch64_expand_mov_immediate): Likewise.
2578 (aarch64_secondary_reload): Likewise.
2579 (aarch64_can_use_per_function_literal_pools_p): Likewise.
2580 (aarch64_override_options_after_change_1): Rename and simplify logic.
2581 (aarch64_classify_symbol): Merge large model checks into switch,
2582 remove pc-relative load check.
2584 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2586 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
2587 costs relative to the cost of a register move.
2589 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2591 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
2592 (vcvt_n_f64_u64): Likewise.
2593 (vcvt_n_s64_f64): Likewise.
2594 (vcvt_n_u64_f64): Likewise.
2595 (vcvt_f64_s64): Likewise.
2596 (vrecpe_f64): Likewise.
2597 (vcvt_f64_u64): Likewise.
2598 (vrecps_f64): Likewise.
2600 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2602 * config/aarch64/aarch64.md
2603 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
2605 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
2607 * config/aarch64/aarch64-builtins.c
2608 (aarch64_types_binop_uss_qualifiers): Delete.
2609 (TYPES_BINOP_USS): Likewise.
2610 (aarch64_types_binop_sus_qualifiers): Likewise.
2611 (TYPES_BINOP_SUS): Likewise.
2612 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
2613 (TYPES_FCVTIMM_SUS): Likewise.
2614 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
2616 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
2617 (fcvtzs): Use SHIFTIMM rather than BINOP.
2618 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
2620 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2622 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
2623 costs relative to the cost of a register move.
2625 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2627 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
2628 Allow scalar/single vector modes to be tieable.
2630 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2632 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
2634 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2636 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
2638 * tree.h (TYPE_ALIGN): Likewise.
2640 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2643 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
2645 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2647 * config/avr/avr.c (avr_print_operand): Fix "format not a string
2648 literal" build warnings.
2649 (avr_print_operand_address): Dito.
2651 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
2654 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
2655 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
2657 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
2659 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
2661 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
2664 * reload1.c (reload): Pass 0 to finish_spills when called because
2665 update_eliminables_and_spill returns true and remove did_spill.
2666 (finish_spills): Adjust comment and document GLOBAL parameter.
2668 2016-06-17 DJ Delorie <dj@redhat.com>
2671 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
2672 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
2673 (umulqihi3_virt): Likewise.
2674 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
2675 (umulqihi3_real): Likewise.
2677 2016-06-17 Martin Liska <mliska@suse.cz>
2679 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
2681 2016-06-17 Martin Liska <mliska@suse.cz>
2683 * predict.def: PRED_LOOP_EXIT from 92 to 85.
2685 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
2687 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
2689 (vaddq_f32): Likewise.
2690 (vmul_f32): Likewise.
2691 (vmulq_f32): Likewise.
2692 (vsub_f32): Likewise.
2693 (vsubq_f32): Likewise.
2695 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2697 PR tree-optimization/71347
2698 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
2699 cost for all uses in group.
2701 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2703 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2704 insert gimple seq if it's not empty.
2706 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2708 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
2710 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
2712 (comp_dr_with_seg_len_pair): Ditto.
2713 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
2714 struct dr_with_seg_len_pair against DR_OFFSET.
2715 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
2718 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
2720 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
2722 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
2724 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
2725 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
2726 (pa_output_millicode_call): Likewise.
2727 (pa_output_call): Likewise.
2728 (pa_output_indirect_call): Likewise.
2729 (pa_asm_output_mi_thunk): Likewise.
2731 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2733 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
2735 2016-06-16 Martin Liska <mliska@suse.cz>
2737 * predict.c (combine_predictions_for_insn): When we find a first
2738 match predictor, we should consider just predictors with
2739 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
2740 DS theory predictor.
2741 (combine_predictions_for_bb): Likewise.
2743 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2745 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
2746 with base of reference to struct.
2748 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2750 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
2752 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2755 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
2756 progmem_swtable_section.
2757 (progmem_swtable_section): Remove.
2758 (avr_asm_function_rodata_section): Remove.
2759 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2760 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
2762 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
2764 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2765 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
2766 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
2767 signature_CENTAUR_ebx.
2768 * config/i386/i386.c (ix86_option_override_internal): Add
2769 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
2770 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
2771 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
2773 2016-06-16 Martin Liska <mliska@suse.cz>
2775 * predict.def: Add fortran loop preheader predictor.
2776 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
2777 fold IFN_BUILTIN_EXPECT with a known constant argument.
2779 2016-06-16 Martin Liska <mliska@suse.cz>
2781 * predict.def: Add 'Fortran' to display text of all
2782 PRED_FORTRAN_* predictors.
2784 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2787 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
2788 [IA64_BUILTIN_NANSQ]: Ditto.
2789 (ia64_fold_builtin): New function.
2790 (TARGET_FOLD_BUILTIN): New define.
2791 (ia64_init_builtins) Declare const_string_type node.
2792 Add __builtin_nanq and __builtin_nansq builtin functions.
2793 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
2795 2016-06-16 Nick Clifton <nickc@redhat.com>
2797 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
2798 MSP430_HWMULT_ prefix to enum values.
2799 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
2800 * config/msp430/msp430.c: Update use of enum values.
2801 * config/msp430/msp430.md: Likewise.
2802 * config/msp430/msp430.opt: Likewise.
2804 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
2806 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
2807 of comparsions in the last iteration.
2809 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2810 Joern Rennecke <joern.rennecke@embecosm.com>
2812 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
2814 (arc_needs_pcl_p): Add GOTOFFPC.
2815 (arc_legitimate_pic_addr_p): Likewise.
2816 (arc_output_pic_addr_const): Likewise.
2817 (arc_legitimize_pic_address): Generate a pc-relative address using
2819 (arc_output_libcall): Use @pcl syntax.
2820 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
2821 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
2822 (*movsi_insn): Use @pcl syntax.
2823 (doloop_begin_i): Likewise.
2825 2016-06-16 Martin Liska <mliska@suse.cz>
2827 * predict.def: Define a new predictor.
2829 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2831 * config/arc/arc.opt (mtp-regno): Update text.
2833 2016-06-16 Renlin Li <renlin.li@arm.com>
2835 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
2837 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2840 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
2841 (setcc + and peephole2): Likewise.
2843 PR rtl-optimization/71532
2844 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
2847 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2849 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
2850 DImode constants with XXSPLTIB in vector registers.
2851 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
2852 vsx_extract_<mode>_internal{1,2} into a single insn that handles
2853 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
2854 extraction of the element at the top of the register as a scalar
2856 (vsx_extract_<mode>_internal1): Likewise.
2857 (vsx_extract_<mode>_internal2): Likewise.
2858 * config/rs6000/constraints.md (wi constraint): Remove a comment
2859 about DImode not being allowed in Altivec registers.
2860 (wB constraint): New constraint for constants that can be
2861 generated in Altivec registers with VSPLTISW/VUPKHSW.
2862 * config/rs6000/predicates.md (xxspltib_constant_split): Update
2864 (xxspltib_constant_nosplit): Likewise.
2865 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
2866 support for -mupper-regs-di to enable DImode to go into Altivec
2868 (POWERPC_MASKS): Likewise.
2869 (power7 cpu): Likewise.
2870 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
2871 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
2872 for DImode being allowed in Altivec registers. Update wi/wj
2873 constraints. Set scalar_in_vmx_p flag.
2874 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
2875 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
2876 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
2877 (rs6000_opt_masks): Add -mupper-regs-di.
2878 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
2879 direct move to use wi and not wj.
2881 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
2883 (floatunssi<mode>2_lfiwzx_mem): Likewise.
2884 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
2885 any VSX register, instead of just Altivec registers, to allow
2886 either operand to be an Altivec register or both.
2887 (fixuns_trunc<mode>di2_fctiduz): Likewise.
2888 (movdi_internal32): Add support for -mupper-regs-di. Add support
2889 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
2890 the alternatives and attributes to be lined up to be easier to
2892 (movdi_internal64): Likewise.
2893 (64-bit DImode splitters): Change predicates to only split loading
2894 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
2895 load constants in ISA 3.0 or ISA 2.07 respectively.
2896 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2897 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
2898 mention -mcpu=power9 sets these options.
2899 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
2902 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2905 * config/avr/avr.c (avr_set_current_function): Warn misspelled
2906 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
2907 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
2908 by default to warn misspelled interrupt/ signal handler.
2909 * doc/invoke.texi (AVR Options): Document it. Update description
2910 for -nodevicelib option.
2912 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2914 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
2915 up parentheses. Use GET_MODE_UNIT_BITSIZE.
2916 (aarch64_<sur>shll2_n<mode>): Likewise.
2918 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
2921 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
2922 DECL_CONTEXT for copied arguments.
2924 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2926 PR tree-optimization/71483
2927 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
2930 2016-06-15 Martin Liska <mliska@suse.cz>
2932 * predict.c (tree_predict_by_opcode): Call predict_edge_def
2933 instead of predict_edge w/o a probability.
2935 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2937 PR tree-optimization/71439
2938 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
2941 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2943 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
2944 register subregs in SET_SRC.
2946 2016-06-15 Richard Biener <rguenther@suse.de>
2948 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
2951 2016-06-15 Richard Biener <rguenther@suse.de>
2953 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
2954 not consider dependences between accesses that belong to the
2956 (vect_analyze_data_ref_dependences): Do not analyze read-read
2957 or self-dependences.
2959 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2961 * spellcheck-tree.c: Include spellcheck-tree.h rather than
2963 (find_closest_identifier): Reimplement in terms of
2964 best_match<tree,tree>.
2965 * spellcheck-tree.h: New file.
2966 * spellcheck.c (struct edit_distance_traits<const char *>): New
2968 (find_closest_string): Reimplement in terms of
2969 best_match<const char *, const char *>.
2970 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
2971 overload to spellcheck-tree.h.
2972 (find_closest_identifier): Likewise.
2973 (struct edit_distance_traits<T>): New template.
2974 (class best_match): New class.
2976 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2978 * selftest-run-tests.c (selftest::run_tests): Call
2979 selftest::spellcheck_tree_c_tests.
2980 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
2981 * spellcheck-tree.c: Include selftest.h and stringpool.h.
2982 (selftest::test_find_closest_identifier): New function.
2983 (selftest::spellcheck_tree_c_tests): New function.
2984 * spellcheck.c (selftest::test_find_closest_string): Verify that
2985 the order of the vec does not affect the results for this case.
2986 (selftest::test_data): New array.
2987 (selftest::test_metric_conditions): New function.
2988 (selftest::spellcheck_c_tests): Add a test of case-comparison.
2989 Call selftest::test_metric_conditions.
2991 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2993 * config/rs6000/rs6000-builtin.def (commentary): Typo.
2994 (BU_P9_MISC_1): Likewise.
2995 (BU_P9_64BIT_MISC_0): Likewise.
2996 (BU_P9_MISC_0): Likewise.
2998 2016-06-14 David Malcolm <dmalcolm@redhat.com>
3000 * gcc-rich-location.c
3001 (gcc_rich_location::add_fixit_misspelled_id): New method.
3002 * gcc-rich-location.h
3003 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
3005 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
3007 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
3008 FreeBSD 11 and above.
3010 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
3012 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
3014 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3016 * expmed.h: Close parenthesis in "at your option" in copyright
3018 * lower-subreg.h: Likewise.
3020 2016-06-14 Richard Biener <rguenther@suse.de>
3023 * genmatch.c (expr::gen_transform): Use in_type for comparisons
3026 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3028 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
3030 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
3032 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
3034 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
3035 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
3037 2016-06-14 Richard Biener <rguenther@suse.de>
3039 PR tree-optimization/71522
3040 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
3041 copying into float copying.
3043 2016-06-14 Jakub Jelinek <jakub@redhat.com>
3045 PR tree-optimization/71520
3046 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
3047 (replace_block_by): Move user labels from bb1 to bb2.
3049 2016-06-14 Richard Biener <rguenther@suse.de>
3053 * expr.h (get_bit_range): Declare.
3054 * expr.c (get_bit_range): Export.
3055 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
3056 word_mode again to constrain the bitfield access.
3058 2016-06-14 Richard Biener <rguenther@suse.de>
3060 PR tree-optimization/71521
3061 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
3062 division int_const_binop against zero divisor.
3064 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3066 * config/i386/i386.md (signbittf2): New expander.
3067 * config/i386/sse.md (ptesttf2): New insn pattern.
3069 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3072 * input.c (selftest::test_reading_source_line): Avoid reading from
3073 __FILE__ by creating a tempfile with known content and reading
3076 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3078 * pretty-print.c (assert_pp_format_colored): Skip the test if
3080 (test_pp_format): Remove comment about GCC_COLORS.
3082 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3084 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
3085 * pretty-print.c (assert_pp_format_va): Add location param and use
3086 it with ASSERT_STREQ_AT.
3087 (assert_pp_format): Add location param and pass it to
3088 assert_pp_format_va.
3089 (assert_pp_format_colored): Likewise.
3090 (ASSERT_PP_FORMAT_1): New.
3091 (ASSERT_PP_FORMAT_2): New.
3092 (ASSERT_PP_FORMAT_3): New.
3093 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
3094 explicitly, or implicitly via the above macros.
3095 * selftest.c (selftest::pass): Use a selftest::location rather
3097 (selftest::fail): Likewise. Print the function name.
3098 (selftest::fail_formatted): Likewise.
3099 (selftest::assert_streq): Use a selftest::location rather than
3101 * selftest.h (selftest::location): New struct.
3102 (SELFTEST_LOCATION): New macro.
3103 (selftest::pass): Accept a const location & rather than file
3105 (selftest::fail): Likewise.
3106 (selftest::fail_formatted): Likewise.
3107 (selftest::assert_streq): Likewise.
3108 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
3109 (ASSERT_FALSE): Likewise.
3110 (ASSERT_EQ): Likewise.
3111 (ASSERT_NE): Likewise.
3112 (ASSERT_STREQ): Likewise.
3113 (ASSERT_PRED1): Likewise.
3114 (ASSERT_STREQ_AT): New macro.
3116 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3118 * selftest.c (selftest::fail_formatted): New function.
3119 (selftest::assert_streq): New function.
3120 * selftest.h (selftests::fail_formatted): New decl.
3121 (selftest::assert_streq): New decl.
3122 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
3124 2016-06-13 Jeff Law <law@redhat.com>
3126 PR tree-optimization/71403
3127 * tree-ssa-threadbackward.c
3128 (convert_and_register_jump_thread_path): No longer accept reference
3129 to path. Do not pop items off the path anymore.
3130 (fsm_find_control_statement_thread_paths): Do not allow threading
3131 to a deeper loop nest. Pop the last item off the path here rather
3132 than in convert_and_register_jump_thread_path.
3134 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3135 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
3137 [AArch64] Emit division using the Newton series
3139 * config/aarch64/aarch64-protos.h
3140 (cpu_approx_modes): Add new member "division".
3141 (aarch64_emit_approx_div): Declare new function.
3142 * config/aarch64/aarch64.c
3143 (generic_approx_modes): New member "division".
3144 (exynosm1_approx_modes): Likewise.
3145 (xgene1_approx_modes): Likewise.
3146 (aarch64_emit_approx_div): Define new function.
3147 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
3148 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
3149 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
3150 * doc/invoke.texi (-mlow-precision-div): Describe new option.
3152 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3153 Wilco Dijkstra <wilco.dijkstra@arm.com>
3155 [AArch64] Emit square root using the Newton series
3157 * config/aarch64/aarch64-protos.h
3158 (aarch64_emit_approx_rsqrt): Replace with new function
3159 "aarch64_emit_approx_sqrt".
3160 (cpu_approx_modes): New member "sqrt".
3161 * config/aarch64/aarch64.c
3162 (generic_approx_modes): New member "sqrt".
3163 (exynosm1_approx_modes): Likewise.
3164 (xgene1_approx_modes): Likewise.
3165 (aarch64_emit_approx_rsqrt): Replace with new function
3166 "aarch64_emit_approx_sqrt".
3167 (aarch64_override_options_after_change_1): Handle new option.
3168 * config/aarch64/aarch64-simd.md
3169 (rsqrt<mode>2): Use new function instead.
3170 (sqrt<mode>2): New expansion and insn definitions.
3171 * config/aarch64/aarch64.md: Likewise.
3172 * config/aarch64/aarch64.opt
3173 (mlow-precision-sqrt): Add new option description.
3174 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
3176 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3178 [AArch64] Add more choices for the reciprocal square root approximation
3180 Allow a target to prefer such operation depending on the operation mode.
3182 * config/aarch64/aarch64-protos.h
3183 (AARCH64_APPROX_MODE): New macro.
3184 (AARCH64_APPROX_{NONE,ALL}): Likewise.
3185 (cpu_approx_modes): New structure.
3186 (tune_params): New member "approx_modes".
3187 * config/aarch64/aarch64-tuning-flags.def
3188 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
3189 * config/aarch64/aarch64.c
3190 (generic_approx_modes): New core "cpu_approx_modes" structure.
3191 (exynosm1_approx_modes): Likewise.
3192 (xgene1_approx_modes): Likewise.
3193 (generic_tunings): New member "approx_modes".
3194 (cortexa35_tunings): Likewise.
3195 (cortexa53_tunings): Likewise.
3196 (cortexa57_tunings): Likewise.
3197 (cortexa72_tunings): Likewise.
3198 (exynosm1_tunings): Likewise.
3199 (thunderx_tunings): Likewise.
3200 (xgene1_tunings): Likewise.
3201 (use_rsqrt_p): New argument for the mode and use new member from
3203 (aarch64_builtin_reciprocal): Devise mode from builtin.
3204 (aarch64_optab_supported_p): New argument for the mode.
3205 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
3207 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3209 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
3210 RS6000_BTM_MODULO flag into the set of flags that are considered
3211 to be part of the common configuration.
3213 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3215 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
3216 difference unsigned.
3217 (vec_absdb): New macro for vector absolute difference unsigned
3219 (vec_absdh): New macro for vector absolute difference unsigned
3221 (vec_absdw): New macro for vector absolute difference unsigned word.
3222 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
3223 (vadu<mode>3): New insn.
3224 (*p9_vadu<mode>3): New insn.
3225 * config/rs6000/rs6000-builtin.def (vadub): New built-in
3227 (vaduh): New built-in definition.
3228 (vaduw): New built-in definition.
3229 (vadu): New overloaded built-in definition.
3230 (vadub): New overloaded built-in definition.
3231 (vaduh): New overloaded built-in definition.
3232 (vaduw): New overloaded built-in definition.
3233 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3234 overloaded vector absolute difference unsigned functions.
3235 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3236 the ISA 3.0 vector absolute difference unsigned built-in functions.
3238 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
3240 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
3241 update shared_lookup_references only once after changing operands.
3243 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
3246 * tree-nested.c (convert_nonlocal_omp_clauses)
3247 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
3249 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
3250 * tree.def (CASE_LABEL_EXPR): Likewise.
3252 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3255 * input.c (test_builtins): Fix an assertion.
3257 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3259 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
3262 (isinf<mode>2): Ditto.
3264 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3266 * ggc-tests.c (test_finalization): Only test need_finalization_p
3267 for GCC_VERSION >= 4003.
3269 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3271 * config/s390/vecintrin.h: Fix file description in comment.
3273 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3275 * config/s390/s390-builtin-types.def: Change builtin type naming
3276 scheme to match builtin-types.def.
3278 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
3280 * fold-const.c (optimize_minmax_comparison): Remove.
3281 (fold_comparison): Remove call to the above.
3282 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
3283 New transformations.
3285 2016-06-13 Alan Hayward <alan.hayward@arm.com>
3287 PR tree-optimization/71416
3288 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
3291 2016-06-13 Martin Liska <mliska@suse.cz>
3293 * predict.c (enum predictor_reason): Prefix enum with REASON_.
3294 (combine_predictions_for_insn): Likewise.
3295 (prune_predictions_for_bb): Likewise.
3296 (combine_predictions_for_bb): Likewise.
3298 2016-06-13 Richard Biener <rguenther@suse.de>
3300 PR tree-optimization/71505
3301 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
3302 assert match comment.
3304 2016-06-13 Marek Polacek <polacek@redhat.com>
3307 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
3308 gimplify_switch_expr.
3309 (warn_switch_unreachable_r): New function.
3311 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3314 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
3317 2016-06-13 Richard Biener <rguenther@suse.de>
3320 * fold-const.c (fold_unary_loc): Preserve alignment when
3321 folding a VIEW_CONVERT_EXPR into a MEM_REF.
3323 2016-06-13 Martin Liska <mliska@suse.cz>
3326 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
3327 w/ -fsanitize=bounds.
3329 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3331 * config/i386/i386.c (ix86_init_builtins): Calculate
3332 FLOAT128_FTYPE_CONST_STRING function type only once.
3333 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
3334 built-in functions are available for x86-32 and x86-64 targets.
3336 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3339 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
3341 (FLOAT128_FTYPE_CONST_STRING): New function type.
3342 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
3343 [IX86_BUILTIN_NANSQ]: Ditto.
3344 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
3345 (ix86_init_builtin_types): Declare const_string_type_node.
3346 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
3348 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
3349 * doc/extend.texi (x86 Built-in Functions): Document
3350 __builtin_nanq and __builtin_nansq.
3352 2016-06-11 Jiong Wang <jiong.wang@arm.com>
3355 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
3356 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
3357 length for pop patterns.
3358 (arm_attr_length_push_multi): Update comments.
3359 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
3361 (*pop_multiple_with_writeback_and_return): Likewise.
3362 (*pop_multiple_with_return): Likewise.
3364 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
3367 * fold-const.c (optimize_bit_field_compare): Don't try to use
3368 word_mode unconditionally for reading the bit field, look at
3369 DECL_BIT_FIELD_REPRESENTATIVE instead.
3371 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
3374 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
3375 vector integer type.
3377 2016-06-10 Jakub Jelinek <jakub@redhat.com>
3380 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
3381 without LABEL_DECL, set *handled_ops_p to false instead of true.
3383 2016-06-10 Martin Sebor <msebor@redhat.com>
3386 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
3387 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
3388 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
3390 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
3391 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
3392 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
3393 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
3394 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
3395 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
3396 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
3397 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
3399 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3401 * config/arm/arm.h (pool_vector_label,
3402 return_used_this_function): Remove.
3404 2016-06-10 Jeff Law <law@redhat.com>
3406 PR tree-optimization/71335
3407 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
3408 zero length paths here.
3409 (convert_and_register_jump_thread_path): Remove hacks related to
3410 duplicated blocks in the jump thread path.
3411 (fsm_find_control_statement_thread_paths): Avoid putting the same
3412 block on the thread path twice, but ensure the thread path is
3413 unchanged from the caller's point of view.
3415 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3417 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
3418 * predict.def (PRED_LOOP_BRANCH): Remove.
3420 2016-06-10 David Malcolm <dmalcolm@redhat.com>
3422 * Makefile.in (OBJS): Add ggc-tests.o.
3423 (GTFILES): Add ggc-tests.c.
3424 * ggc-tests.c: New file.
3425 * selftest-run-tests.c (selftest::run_tests): Call
3426 selftest::ggc_tests_c_tests.
3427 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
3429 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
3431 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
3433 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
3436 * varasm.c (place_block_symbol): Adjust alignment for asan protected
3437 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
3439 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3441 * profile.c: Include cfgloop.h.
3442 (branch_prob): Compute estimated number of iterations.
3443 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
3444 recompute estimate number of iterations from profile.
3446 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3449 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
3450 must be grouped on top of stack. Don't force early clobber
3451 on ordinary reg outputs.
3453 2016-06-10 Richard Biener <rguenther@suse.de>
3455 * targhooks.c (default_builtin_vectorization_cost): Adjust
3458 2016-06-10 Richard Biener <rguenther@suse.de>
3460 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
3461 to fold the RHS to a constant if possible.
3463 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
3466 * tree-nested.c (convert_nonlocal_omp_clauses)
3467 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
3468 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
3469 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
3471 * gimplify.c (gimplify_adjust_omp_clauses): Discard
3473 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
3475 * omp-low.c (scan_sharing_clauses): Don't expect
3478 2016-06-10 Alan Hayward <alan.hayward@arm.com>
3480 PR tree-optimization/71407
3481 PR tree-optimization/71416
3482 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
3485 2016-06-10 Richard Biener <rguenther@suse.de>
3488 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
3490 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
3492 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
3494 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
3495 Jiong Wang <jiong.wang@arm.com>
3497 PR rtl-optimization/70751
3498 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
3499 spilled into memory.
3501 2016-06-09 Jonathan Yong <10walls@gmail.com>
3504 2015-09-21 Jonathan Yong <10walls@gmail.com>
3506 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
3507 sysroot/usr/lib/32api for additional win32 libraries,
3508 fixes failing Cygwin bootstrapping.
3510 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
3512 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
3515 2016-06-09 David Malcolm <dmalcolm@redhat.com>
3518 * pretty-print.c (pp_indent): Specify that %p is printed in a
3519 host-dependent manner.
3520 (test_pp_format): Remove the test for %p.
3522 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
3524 * config/mips/mips.c (mips_output_jump): Fix formatting.
3526 2016-06-09 Richard Biener <rguenther@suse.de>
3528 PR tree-optimization/71462
3529 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
3532 2016-06-09 Martin Liska <mliska@suse.cz>
3534 * predict.c (dump_prediction): Add new argument.
3535 (enum predictor_reason): New enum.
3536 (struct predictor_hash): New struct.
3537 (predictor_hash::hash): New function.
3538 (predictor_hash::equal): Likewise.
3539 (not_removed_prediction_p): New function.
3540 (prune_predictions_for_bb): Likewise.
3541 (combine_predictions_for_bb): Prune predictions.
3543 2016-06-09 Martin Liska <mliska@suse.cz>
3545 * predict.c (filter_predictions): New function.
3546 (remove_predictions_associated_with_edge): Use the filter
3548 (equal_edge_p): New function.
3550 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
3552 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
3553 Correct usage of @samp vs @option, add @samp where appropriate.
3554 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
3555 Add armv6s-m and document it, as it is no official ARM name.
3557 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3559 * ifcvt.c (struct noce_if_info): Add transform_name field.
3560 (noce_try_move): Set if_info->transform_name to the function name.
3561 (noce_try_ifelse_collapse): Likewise.
3562 (noce_try_store_flag): Likewise.
3563 (noce_try_inverse_constants): Likewise.
3564 (noce_try_store_flag_constants): Likewise.
3565 (noce_try_addcc): Likewise.
3566 (noce_try_store_flag_mask): Likewise.
3567 (noce_try_cmove): Likewise.
3568 (noce_try_cmove_arith): Likewise.
3569 (noce_try_minmax): Likewise.
3570 (noce_try_abs): Likewise.
3571 (noce_try_sign_mask): Likewise.
3572 (noce_try_bitop): Likewise.
3573 (noce_convert_multiple_sets): Likewise.
3574 (noce_process_if_block): Print if_info->transform_name to
3575 dump_file if transformation succeeded.
3577 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3579 * config/arm/cortex-a57.md (cortex_a57_alu):
3582 2016-06-08 Martin Sebor <msebor@redhat.com>
3583 Jakub Jelinek <jakub@redhat.com>
3587 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
3588 BUILT_IN_MUL_OVERFLOW_P): New builtins.
3589 * builtins.c: Include gimple-fold.h.
3590 (fold_builtin_arith_overflow): Handle
3591 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
3592 (fold_builtin_3): Likewise.
3593 * doc/extend.texi (Integer Overflow Builtins): Document
3594 __builtin_{add,sub,mul}_overflow_p.
3596 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
3598 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
3599 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
3601 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
3603 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
3604 Rewrite, looking one level down for records and arrays.
3606 2016-06-08 David Malcolm <dmalcolm@redhat.com>
3608 * pretty-print.c: Include "selftest.h".
3609 (pp_format): Fix comment.
3610 (identifier_to_locale): Likewise.
3611 (selftest::test_basic_printing): New function.
3612 (selftest::assert_pp_format): New function.
3613 (selftest::test_pp_format): New function.
3614 (selftest::pretty_print_c_tests): New function.
3615 * selftest-run-tests.c (selftest::run_tests): Call
3616 selftest::pretty_print_c_tests.
3617 * selftest.h (pretty_print_c_tests): New declaration.
3619 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3621 * invoke.texi (max-loop-headers-insns): Document.
3622 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
3623 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
3624 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
3626 2016-06-08 Richard Biener <rguenther@suse.de>
3628 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
3629 on strided SLP loads and fall back to scalar loads in case
3630 we can't chunk them.
3632 2016-06-08 Richard Biener <rguenther@suse.de>
3634 PR tree-optimization/71452
3635 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
3636 type used for the SSA rewrite has enough precision to cover
3637 the dynamic type of the location.
3639 2016-06-08 Jakub Jelinek <jakub@redhat.com>
3640 Richard Biener <rguenther@suse.de>
3643 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
3644 the same as DECL_P (base0) for indirect_base0. Use equality_code
3645 in one further place.
3647 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
3649 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
3650 to one word if the field is known to overlap other words.
3651 (extract_bit_field_1): Likewise.
3652 (store_split_bit_field): Remove compensating code.
3653 (extract_split_bit_field): Likewise.
3655 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
3659 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
3661 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3663 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
3665 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
3666 (arch64_addpv4sf): Delete.
3667 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
3668 "gen_aarch64_addpv4sf".
3669 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
3671 (vpadds_f32): Likewise.
3672 (vpaddq_f32): Likewise.
3673 (vpaddq_f64): Likewise.
3675 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3677 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
3679 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
3680 to VALLF. Rename to "fabd<mode>3".
3681 "*fabd_scalar<mode>3): Delete.
3682 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
3684 (vabdd_f64): Likewise.
3685 (vabd_f32): Likewise.
3686 (vabd_f64): Likewise.
3687 (vabdq_f32): Likewise.
3688 (vabdq_f64): Likewise.
3690 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3692 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
3694 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
3695 "aarch64_rsqrts<mode>".
3696 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
3697 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
3699 (vrsqrtsd_f64): Likewise.
3700 (vrsqrts_f32): Likewise.
3701 (vrsqrts_f64): Likewise.
3702 (vrsqrtsq_f32): Likewise.
3703 (vrsqrtsq_f64): Likewise.
3705 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3707 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
3709 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
3710 "aarch64_rsqrte<mode>".
3711 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
3712 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
3714 (vrsqrted_f64): Likewise.
3715 (vrsqrte_f32): Likewise.
3716 (vrsqrte_f64): Likewise.
3717 (vrsqrteq_f32): Likewise.
3718 (vrsqrteq_f64): Likewise.
3720 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3722 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
3726 * config/aarch64/aarch64-simd.md
3727 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
3728 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
3729 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
3731 (vcvt_n_f32_u32): Likewise.
3732 (vcvt_n_s32_f32): Likewise.
3733 (vcvt_n_u32_f32): Likewise.
3734 (vcvtq_n_f32_s32): Likewise.
3735 (vcvtq_n_f32_u32): Likewise.
3736 (vcvtq_n_f64_s64): Likewise.
3737 (vcvtq_n_f64_u64): Likewise.
3738 (vcvtq_n_s32_f32): Likewise.
3739 (vcvtq_n_s64_f64): Likewise.
3740 (vcvtq_n_u32_f32): Likewise.
3741 (vcvtq_n_u64_f64): Likewise.
3742 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
3743 (VSDQ_SDI): Likewise.
3744 (fcvt_target): Support V4DI, V4SI and V2SI.
3745 (FCVT_TARGET): Likewise.
3747 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3749 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
3750 (TYPES_BINOP_SUS): Likewise.
3751 (aarch64_simd_builtin_data): Update include file name.
3752 (aarch64_builtins): Likewise.
3753 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
3754 for conversion between scalar float-point and fixed-point.
3758 * config/aarch64/aarch64.md
3759 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
3760 pattern for conversion between scalar float to fixed-pointer.
3761 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
3762 (UNSPEC_FCVTZS): New UNSPEC enumeration.
3763 (UNSPEC_FCVTZU): Likewise.
3764 (UNSPEC_SCVTF): Likewise.
3765 (UNSPEC_UCVTF): Likewise.
3766 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
3768 (vcvtd_n_f64_u64): Likewise.
3769 (vcvtd_n_s64_f64): Likewise.
3770 (vcvtd_n_u64_f64): Likewise.
3771 (vcvtd_n_f32_s32): Likewise.
3772 (vcvts_n_f32_u32): Likewise.
3773 (vcvtd_n_s32_f32): Likewise.
3774 (vcvts_n_u32_f32): Likewise.
3775 * config/aarch64/iterators.md (fcvt_target): Support integer to float
3777 (FCVT_TARGET): Likewise.
3778 (FCVT_FIXED2F): New iterator.
3779 (FCVT_F2FIXED): Likewise.
3780 (fcvt_fixed_insn): New define_int_attr.
3782 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3784 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
3785 some statements was removed.
3787 2016-06-08 Alan Hayward <alan.hayward@arm.com>
3789 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
3790 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
3791 (vect_can_advance_ivs_p): likewise.
3792 (vect_update_ivs_after_vectorizer): likewise.
3793 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
3794 (vect_analyze_scalar_cycles_1): likewise.
3795 (vect_analyze_loop_operations): likewise.
3796 (report_vect_op): likewise.
3797 (vect_is_slp_reduction): likewise.
3798 (vect_is_simple_reduction): likewise.
3799 (get_initial_def_for_induction): likewise.
3800 (vect_transform_loop): likewise.
3801 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
3802 (vect_recog_sad_pattern): likewise.
3803 (vect_recog_widen_sum_pattern): likewise.
3804 (vect_recog_widening_pattern): likewise.
3805 (vect_recog_divmod_pattern): likewise.
3806 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
3807 (vect_analyze_slp_instance): likewise.
3808 (vect_transform_slp_perm_load): likewise.
3809 (vect_schedule_slp_instance): likewise.
3811 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3813 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
3814 (return_prediction): PRED_CONST_RETURN predict return as not taken.
3815 * predict.def (PRED_CONTINUE): Change hitrate 50->67
3816 (PRED_LOOP_BRANCH): Document predictor as broken.
3817 (PRED_LOOP_EXIT): Change hitrate 91->92.
3818 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
3819 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
3820 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
3821 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
3822 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
3823 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
3824 (PRED_CALL): Chane hitrate 71->67.
3825 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
3826 (PRED_GOTO): Document as unused right now.
3827 (PRED_CONST_RETURN): Change hitrate 67->69
3828 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
3829 (PRED_NULL_RETURN): Change hitrate 91->90.
3830 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
3831 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
3832 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
3834 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
3836 * config/rs6000/altivec.h: Add __builtin_vec_mul.
3837 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
3838 special case Altivec builtin.
3839 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3840 VSX_BUILTIN_VEC_MUL (replaced with special case code).
3841 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3842 code for ALTIVEC_BUILTIN_VEC_MUL.
3843 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3844 for __builtin_vec_mul.
3846 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3848 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
3851 2016-06-07 David Malcolm <dmalcolm@redhat.com>
3853 * spellcheck.c (selftest::test_find_closest_string): New function.
3854 (spellcheck_c_tests): Call the above.
3856 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3858 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
3860 2016-06-07 Jakub Jelinek <jakub@redhat.com>
3862 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
3863 Yv=Yv,C alternatives.
3865 2016-06-07 Richard Biener <rguenther@suse.de>
3868 * common.opt (ffast-math): Make Optimization.
3870 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
3871 Prachi Godbole <prachi.godbole@imgtec.com>
3873 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
3874 `fabs' and `fneg' type attributes.
3875 (p5600_fpu_fabs): Add `fmove' to the comment.
3877 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3879 * gimple.c: Include builtins.h
3880 (gimple_inexpensive_call_p): New function.
3881 * gimple.h (gimple_inexpensive_call_p): Declare.
3882 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
3883 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
3886 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
3888 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
3889 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
3890 warning_at_rich_loc, warning_n, pedwarn, permerror,
3891 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
3892 sorry, fatal_error, internal_error, internal_error_no_backtrace):
3895 2016-06-07 Richard Biener <rguenther@suse.de>
3897 PR tree-optimization/71428
3898 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
3899 BIT_FIELD_REF op vs. load.
3901 2016-06-07 Richard Biener <rguenther@suse.de>
3904 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
3907 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3909 * config/pa/pa.md (call): Generate indirect long calls to non-local
3910 functions on TARGET_64BIT.
3911 (call_value): Likewise.
3913 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3915 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
3916 pattern and subsequent splitters.
3917 (call_val_reg_64bit_post_reload): Likewise.
3919 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3922 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
3923 propagate_op_to_single_use.
3925 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3928 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
3930 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
3932 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
3933 (enum x86_dirflag_state): New enum.
3934 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
3935 (machine_function): Remove needs_cld.
3936 (ix86_current_function_needs_cld): Remove.
3937 * config/i386/i386.c (ix86_set_func_type): Set
3938 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
3939 (ix86_expand_prologue): Do not emit CLD here.
3940 (ix86_dirflag_mode_needed): New function.
3941 (ix86_dirflag_mode_entry): Ditto.
3942 (ix86_mode_needed): Handle X86_DIRFLAG entity.
3943 (ix86_mode_after): Ditto.
3944 (ix86_mode_entry): Ditto.
3945 (ix86_mode_exit): Ditto.
3946 (ix86_emit_mode_set): Ditto.
3947 * config/i386/i386.md (strmov_singleop): Set
3948 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
3949 Do not set ix86_current_function_needs_cld.
3951 (strset_singleop): Ditto.
3953 (cmpstrnqi_nz_1): Ditto.
3954 (cmpstrnqi_1): Ditto.
3955 (strlenqi_1): Ditto.
3957 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3959 PR tree-optimization/71259
3960 * tree-vect-slp.c (vect_get_constant_vectors): For
3961 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3962 one for constant op, and use COND_EXPR for non-constant.
3964 2016-06-06 David Malcolm <dmalcolm@redhat.com>
3966 * Makefile.in (OBJS): Add function-tests.o,
3967 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
3968 selftest-run-tests.o.
3969 (OBJS-libcommon): Add selftest.o.
3970 (OBJS-libcommon-target): Add selftest.o.
3971 (all.internal): Add "selftest".
3972 (all.cross): Likewise.
3973 (selftest): New phony target.
3974 (s-selftest): New target.
3975 (selftest-gdb): New phony target.
3976 (COLLECT2_OBJS): Add selftest.o.
3977 * bitmap.c: Include "selftest.h".
3978 (selftest::test_gc_alloc): New function.
3979 (selftest::test_set_range): New function.
3980 (selftest::test_clear_bit_in_middle): New function.
3981 (selftest::test_copying): New function.
3982 (selftest::test_bitmap_single_bit_set_p): New function.
3983 (selftest::bitmap_c_tests): New function.
3984 * common.opt (fself-test): New.
3985 * diagnostic-show-locus.c: Include "selftest.h".
3986 (make_range): New function.
3987 (test_range_contains_point_for_single_point): New function.
3988 (test_range_contains_point_for_single_line): New function.
3989 (test_range_contains_point_for_multiple_lines): New function.
3990 (assert_eq): New function.
3991 (test_get_line_width_without_trailing_whitespace): New function.
3992 (selftest::diagnostic_show_locus_c_tests): New function.
3993 * et-forest.c: Include "selftest.h".
3994 (selftest::test_single_node): New function.
3995 (selftest::test_simple_tree): New function.
3996 (selftest::test_disconnected_nodes): New function.
3997 (selftest::et_forest_c_tests): New function.
3998 * fold-const.c: Include "selftest.h".
3999 (selftest::assert_binop_folds_to_const): New function.
4000 (selftest::assert_binop_folds_to_nonlvalue): New function.
4001 (selftest::test_arithmetic_folding): New function.
4002 (selftest::fold_const_c_tests): New function.
4003 * function-tests.c: New file.
4004 * gimple.c: Include "selftest.h".
4005 Include "gimple-pretty-print.h".
4006 (selftest::verify_gimple_pp): New function.
4007 (selftest::test_assign_single): New function.
4008 (selftest::test_assign_binop): New function.
4009 (selftest::test_nop_stmt): New function.
4010 (selftest::test_return_stmt): New function.
4011 (selftest::test_return_without_value): New function.
4012 (selftest::gimple_c_tests): New function.
4013 * hash-map-tests.c: New file.
4014 * hash-set-tests.c: New file.
4015 * input.c: Include "selftest.h".
4016 (selftest::assert_loceq): New function.
4017 (selftest::test_accessing_ordinary_linemaps): New function.
4018 (selftest::test_unknown_location): New function.
4019 (selftest::test_builtins): New function.
4020 (selftest::test_reading_source_line): New function.
4021 (selftest::input_c_tests): New function.
4022 * rtl-tests.c: New file.
4023 * selftest-run-tests.c: New file.
4024 * selftest.c: New file.
4025 * selftest.h: New file.
4026 * spellcheck.c: Include "selftest.h".
4027 (selftest::levenshtein_distance_unit_test_oneway): New function,
4028 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
4029 (selftest::levenshtein_distance_unit_test): Likewise.
4030 (selftest::spellcheck_c_tests): Likewise.
4031 * toplev.c: Include selftest.h.
4032 (toplev::run_self_tests): New.
4033 (toplev::main): Handle -fself-test.
4034 * toplev.h (toplev::run_self_tests): New.
4035 * tree.c: Include "selftest.h".
4036 (selftest::test_integer_constants): New function.
4037 (selftest::test_identifiers): New function.
4038 (selftest::test_labels): New function.
4039 (selftest::tree_c_tests): New function.
4040 * tree-cfg.c: Include "selftest.h".
4041 (selftest::push_fndecl): New function.
4042 (selftest::test_linear_chain): New function.
4043 (selftest::test_diamond): New function.
4044 (selftest::test_fully_connected): New function.
4045 (selftest::tree_cfg_c_tests): New function.
4046 * vec.c: Include "selftest.h".
4047 (selftest::safe_push_range): New function.
4048 (selftest::test_quick_push): New function.
4049 (selftest::test_safe_push): New function.
4050 (selftest::test_truncate): New function.
4051 (selftest::test_safe_grow_cleared): New function.
4052 (selftest::test_pop): New function.
4053 (selftest::test_safe_insert): New function.
4054 (selftest::test_ordered_remove): New function.
4055 (selftest::test_unordered_remove): New function.
4056 (selftest::test_block_remove): New function.
4057 (selftest::reverse_cmp): New function.
4058 (selftest::test_qsort): New function.
4059 (selftest::vec_c_tests): New function.c.
4060 * wide-int.cc: Include selftest.h and wide-int-print.h.
4061 (selftest::from_int <wide_int>): New function.
4062 (selftest::from_int <offset_int>): New function.
4063 (selftest::from_int <widest_int>): New function.
4064 (selftest::assert_deceq): New function.
4065 (selftest::assert_hexeq): New function.
4066 (selftest::test_printing <VALUE_TYPE>): New function template.
4067 (selftest::test_ops <VALUE_TYPE>): New function template.
4068 (selftest::test_comparisons <VALUE_TYPE>): New function template.
4069 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
4071 (selftest::wide_int_cc_tests): New function.
4073 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4076 * ifcvt.c (noce_try_ifelse_collapse): New function.
4078 (noce_process_if_block): Call noce_try_ifelse_collapse.
4079 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
4080 (simplify_ternary_operation): Use the above to simplify
4081 conditional CLZ/CTZ expressions.
4083 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4086 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
4087 define_insn_and_split.
4089 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4092 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
4094 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
4097 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
4098 Implicitly clobber memory for basic asm with non-empty assembler
4099 string. Use targetm.md_asm_adjust also here.
4100 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
4101 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
4102 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
4103 non-empty assembler string.
4104 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
4105 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
4106 (decode_asm_operands): Handle basic asm in PARALLEL block.
4107 (extract_insn): Handle basic asm in PARALLEL block.
4108 * doc/extend.texi: Mention new behavior of basic asm.
4109 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
4110 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
4111 branch_needs_nop_p): Use asm_noperands.
4113 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
4115 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
4116 Include the M7 SPARC DFA scheduler.
4117 New attribute v3pipe.
4118 Annotate insns with v3pipe where appropriate.
4119 Define cpu_feature vis4.
4120 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
4121 Add (V8QI "8") to vbits.
4122 Add insns {add,sub}v8qi3
4123 Add insns ss{add,sub}v8qi3
4124 Add insns us{add,sub}{v8qi,v4hi}3
4125 Add insns {min,max}{v8qi,v4hi,v2si}3
4126 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
4127 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
4128 * config/sparc/niagara4.md: Add a comment explaining the
4129 discrepancy between the documented latenty numbers and the
4131 * config/sparc/niagara7.md: New file.
4132 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
4133 supports SPARC5 and VIS 4.0 instructions.
4134 * configure: Regenerate.
4135 * config.in: Likewise.
4136 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
4137 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
4138 TARGET_CPU_niagara7.
4139 (ASM_CPU64_DEFAULT_SPEC): Likewise.
4140 (CPP_CPU_SPEC): Handle niagara7.
4141 (ASM_CPU_SPEC): Likewise.
4142 * config/sparc/sparc-opts.h (processor_type): Add
4144 (mvis4): New option.
4145 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
4146 (AS_NIAGARA7_FLAG): Define.
4147 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
4148 (CPP_CPU64_DEFAULT_SPEC): Likewise.
4149 (CPP_CPU_SPEC): Handle niagara7.
4150 (ASM_CPU_SPEC): Likewise.
4151 * config/sparc/sparc.c (niagara7_costs): Define.
4152 (sparc_option_override): Handle niagara7 and adjust cache-related
4153 parameters with better values for niagara cpus. Also support VIS4.
4154 (sparc32_initialize_trampoline): Likewise.
4155 (sparc_use_sched_lookahead): Likewise.
4156 (sparc_issue_rate): Likewise.
4157 (sparc_register_move_cost): Likewise.
4158 (dump_target_flag_bits): Support VIS4.
4159 (sparc_vis_init_builtins): Likewise.
4160 (sparc_builtins): Likewise.
4161 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
4163 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
4165 * config/sparc/sparc.opt (sparc_processor_type): New value
4167 * config/sparc/visintrin.h (__attribute__): Prototypes for the
4169 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
4171 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
4174 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
4176 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
4178 2016-06-06 Richard Biener <rguenther@suse.de>
4180 PR tree-optimization/71398
4181 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
4184 2016-06-05 James Bowman <james.bowman@ftdichip.com>
4186 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
4187 ft32_expand_prolog, ft32_expand_epilogue):
4188 Handle pretend_args.
4189 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
4190 * config/ft32/ft32.md: Add pretend_returner.
4192 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
4195 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
4196 Copy op1 RTX to avoid invalid sharing.
4197 (ix86_expand_vector_move_misalign): Ditto.
4199 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
4201 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
4204 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
4206 * predict.c (predicted_by_loop_heuristics_p): New function.
4207 (predict_iv_comparison): Use it.
4208 (predict_loops): Walk from innermost loops; do not predict edges
4209 leaving multiple loops multiple times; implement
4210 PRED_LOOP_ITERATIONS_MAX heuristics.
4211 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
4213 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
4215 * cfg.c (check_bb_profile): Do not report mismatched profiles when
4216 only edges out of BB are EH edges.
4218 2016-06-04 Martin Sebor <msebor@redhat.com>
4219 Marcin Baczyński <marbacz@gmail.com>
4222 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
4223 a void expression in a void function.
4225 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
4227 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
4228 aux; dump reasons of decisions.
4229 (should_duplicate_loop_header_p): Likewise.
4230 (do_while_loop_p): Likewise.
4231 (ch_base::copy_headers): Dump asi num insns duplicated.
4233 2016-06-04 Jakub Jelinek <jakub@redhat.com>
4235 PR tree-optimization/71405
4236 * tree-ssa.c (execute_update_addresses_taken): For clobber with
4237 incompatible type, build a new clobber with the right type instead
4238 of building a VIEW_CONVERT_EXPR around it.
4240 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
4242 PR tree-optimization/52171
4243 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
4244 by_pieces_ninsns instead of move_by_pieces_ninsns.
4246 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
4248 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
4249 for reg+reg addressing mode.
4251 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4253 * rs6000-c.c (c/c-tree.h): Add #include.
4254 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
4255 in C++ when found in the base position of vec_ld or vec_st.
4257 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
4259 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
4260 use of profile unless profile status is PROFILE_READ.
4261 * profile.c (compute_branch_probabilities): Set profile status
4262 only after reporting predictor hitrates.
4264 2016-06-03 Joseph Myers <joseph@codesourcery.com>
4268 * common.opt (ffp-int-builtin-inexact): New option.
4269 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
4270 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
4271 (ceil@var{m}2): Document dependence on this option.
4272 * ipa-inline-transform.c (inline_call): Handle
4273 flag_fp_int_builtin_inexact.
4274 * ipa-inline.c (can_inline_edge_p): Likewise.
4275 * config/i386/i386.md (rintxf2): Do not test
4276 flag_unsafe_math_optimizations.
4277 (rint<mode>2_frndint): New define_insn.
4278 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
4279 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
4280 for 387 instead of extending and truncating.
4281 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
4282 !flag_trapping_math instead of flag_unsafe_math_optimizations.
4283 Change to frndint<mode>2_<rounding>.
4284 (frndintxf2_<rounding>_i387): Likewise. Change to
4285 frndint<mode>2_<rounding>_i387.
4286 (<rounding_insn>xf2): Likewise.
4287 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
4288 !flag_trapping_math instead of flag_unsafe_math_optimizations for
4289 x87. Test TARGET_ROUND || !flag_trapping_math ||
4290 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
4291 SSE. Use ROUND_NO_EXC in constant operand of
4292 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
4293 for 387 instead of extending and truncating.
4295 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
4296 Julia Koval <julia.koval@intel.com>
4308 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
4309 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
4310 all registers, except for function return registers if there are
4311 no caller-saved registers.
4312 (ix86_set_func_type): New function.
4313 (ix86_set_current_function): Call ix86_set_func_type to set
4314 no_caller_saved_registers and func_type. Call reinit_regs if
4315 caller-saved registers are changed. Don't allow MPX, SSE, MMX
4316 nor x87 instructions in interrupt handler nor function with
4317 no_caller_saved_registers attribute.
4318 (ix86_function_ok_for_sibcall): Return false if there are no
4319 caller-saved registers.
4320 (type_natural_mode): Don't warn ABI change for MMX in interrupt
4322 (ix86_function_arg_advance): Skip for callee in interrupt handler.
4323 (ix86_function_arg): Return special arguments in interrupt handler.
4324 (ix86_promote_function_mode): Promote pointer to word_mode only
4325 for normal functions.
4326 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
4328 (ix86_epilogue_uses): New function.
4329 (ix86_hard_regno_scratch_ok): Likewise.
4330 (ix86_save_reg): Preserve all registers in interrupt handler
4331 after reload. Preserve all registers, except for function return
4332 registers, if there are no caller-saved registers after reload.
4333 (find_drap_reg): Always use callee-saved register if there are
4334 no caller-saved registers.
4335 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
4336 for interrupt handler.
4337 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
4338 Emit cld instruction if stringops are used in interrupt handler
4339 or interrupt handler isn't a leaf function.
4340 (ix86_expand_epilogue): Generate interrupt return for interrupt
4341 handler and pop the 'ERROR_CODE' off the stack before interrupt
4342 return in exception handler.
4343 (ix86_expand_call): Disallow calling interrupt handler directly.
4344 If there are no caller-saved registers, mark all registers that
4345 are clobbered by the call which returns as clobbered.
4346 (ix86_handle_no_caller_saved_registers_attribute): New function.
4347 (ix86_handle_interrupt_attribute): Likewise.
4348 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
4350 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
4351 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
4352 accumulation in interrupt function if stack may be realigned to
4354 (EPILOGUE_USES): New.
4355 (function_type): New enum.
4356 (machine_function): Add func_type and no_caller_saved_registers.
4357 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
4358 (interrupt_return): New pattern.
4359 * doc/extend.texi: Document x86 interrupt and
4360 no_caller_saved_registers attributes.
4362 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
4364 PR tree-optimization/52171
4365 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
4366 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
4367 Look for constant strings. Move some code to emit_block_cmp_hints
4369 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
4370 * defaults.h (COMPARE_MAX_PIECES): New macro.
4371 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
4372 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
4373 (clear_by_pieces_1): Don't declare. Move definition before use.
4374 (can_do_by_pieces): New static function.
4375 (can_move_by_pieces): Use it. Return bool.
4376 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
4377 OP. All callers changed. Handle COMPARE_BY_PIECES.
4378 (class pieces_addr); New.
4379 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
4380 pieces_addr::adjust, pieces_addr::increment_address,
4381 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
4383 (class op_by_pieces_d): New.
4384 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
4386 (class move_by_pieces_d, class compare_by_pieces_d,
4387 class store_by_pieces_d): New subclasses of op_by_pieces_d.
4388 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
4389 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
4390 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
4391 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
4392 compare_by_pieces_d::finish_mode): New member functions.
4393 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
4395 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
4396 (emit_block_cmp_hints): New function.
4397 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
4398 use the newly defined classes.
4399 * expr.h (by_pieces_constfn): New typedef.
4400 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
4401 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
4402 (move_by_pieces_ninsns): Don't declare.
4403 (can_move_by_pieces): Change return value to bool.
4404 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
4405 (compare_by_pieces_branch_ratio): New hook.
4406 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
4407 (by_pieces_ninsns): Declare.
4408 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
4410 (default_compare_by_pieces_branch_ratio): New function.
4411 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
4412 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
4413 * doc/tm.texi: Regenerate.
4414 * tree-ssa-strlen.c: Include "builtins.h".
4415 (handle_builtin_memcmp): New static function.
4416 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
4417 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
4419 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4421 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
4422 relevant stmts which are simple and invariant.
4423 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
4424 instead of simple and invariant
4426 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4428 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
4429 (vectorizable_reduction): Check for new relevant state.
4430 (vectorizable_live_operation): vectorize live stmts using
4431 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
4432 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
4433 (vect_stmt_relevant_p): Check for stmts which are only used live.
4434 (process_use): Use of a stmt does not inherit it's live value.
4435 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
4436 (vect_analyze_stmt): Check for new relevant state.
4437 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
4438 outside the loop, but not inside it.
4440 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4442 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
4443 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
4444 (vect_get_vec_def_for_operand): Split out code.
4446 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
4448 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
4450 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4452 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
4454 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4456 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
4458 2016-06-03 Jakub Jelinek <jakub@redhat.com>
4461 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
4462 to noreturn e->callee->decl that has void return type and void
4463 arguments, adjust gimple_call_fntype and remove lhs even if it had
4464 previously addressable type.
4466 2016-06-02 Jeff Law <law@redhat.com>
4468 PR tree-optimization/71328
4469 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
4470 error when checking for a jump back onto the copied path.
4472 2016-06-02 David Malcolm <dmalcolm@redhat.com>
4474 * config/microblaze/microblaze.c (get_branch_target): Add return
4475 NULL_RTX for the non-CALL_P case.
4476 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
4477 (insert_wic): Remove unused local "j".
4479 2016-06-02 Martin Liska <mliska@suse.cz>
4481 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
4483 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
4484 Julia Koval <julia.koval@intel.com>
4486 * function.c (assign_parm_setup_stack): Force source into a
4488 * target.def (function_incoming_arg): Update documentation to
4489 allow arbitrary address computation based on hard register.
4490 * doc/tm.texi: Regenerated.
4492 2016-06-02 Martin Liska <mliska@suse.cz>
4494 * predict.c (combine_predictions_for_bb): Fix first match in
4495 cases where a first predictor contains more than one occurence
4496 in list of predictors. Take the best value in such case.
4498 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4500 PR rtl-optimization/71295
4501 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
4502 offset would go over the size of the inner mode reject it.
4504 2016-06-02 Jakub Jelinek <jakub@redhat.com>
4506 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
4507 x=x,x and v=v,m instead of x=x,m.
4509 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
4510 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
4511 alternative to v=rm,C.
4513 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
4514 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
4515 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
4516 instead of vex for the last two above mentioned alternatives.
4518 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4521 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
4523 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
4525 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
4527 2016-06-01 David Malcolm <dmalcolm@redhat.com>
4529 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
4530 from int to unsigned.
4532 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4534 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
4535 alternatives, eliminating preferred register class. Add support
4536 for the MTVSRDD instruction in ISA 3.0.
4537 (vsx_splat_v4si_internal): Use splat_input_operand instead of
4538 reg_or_indexed_operand.
4539 (vsx_splat_v4sf_internal): Likewise.
4541 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4544 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
4545 for loading up all 0's or all 1's.
4547 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
4549 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
4551 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
4553 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
4555 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
4556 * gcc.c (set_source_date_epoch_envvar): New function, sets
4557 the SOURCE_DATE_EPOCH environment variable to the current time.
4559 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4561 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
4562 the factor for live Phi nodes.
4564 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4566 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
4567 * tree-parloops.c (parallelize_loops): likewise.
4568 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
4569 tree_unswitch_outer_loop): likewise.
4571 2016-06-01 Jakub Jelinek <jakub@redhat.com>
4574 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
4575 around creation of the temporary.
4577 2016-06-01 Richard Biener <rguenther@suse.de>
4579 PR tree-optimization/71366
4580 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
4581 (unloop_loops): Move removing edges here ...
4582 (try_unroll_loop_completely): ... from here.
4583 (try_peel_loop): ... and here.
4584 (tree_unroll_loops_completely_1): Track parent loops via
4585 bitmap of header BBs.
4586 (tree_unroll_loops_completely): Adjust for that.
4588 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4590 * config/rs6000/altivec.h (vec_slv): New macro.
4591 (vec_srv): New macro.
4592 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
4593 (UNSPEC_VSRV): New value.
4596 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
4597 (vsrv): New builtin definition.
4598 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
4599 define argument types for new builtin.
4600 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
4602 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
4605 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
4606 Jocelyn Mayer <l_indien@magic.fr>
4609 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
4610 detect processor family for signature_CENTAUR_ebx.
4611 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
4612 signature_CENTAUR_ebx.
4613 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
4614 <default>: Pass x86-64 for has_longmode.
4616 2016-06-01 Nathan Sidwell <nathan@acm.org>
4618 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
4621 2016-06-01 Richard Biener <rguenther@suse.de>
4623 PR tree-optimization/71261
4624 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
4625 of stmts successfully put in the bool pattern. Remove
4626 single-use restriction.
4627 (adjust_bool_pattern_cast): Add cast at the use site via the
4628 pattern def sequence.
4629 (adjust_bool_pattern): Remove recursion, maintain a hash-map
4630 of patterned defs. Use the pattern def seqence instead of
4631 multiple independent patterns.
4632 (sort_after_uid): New qsort compare function.
4633 (adjust_bool_stmts): New function to process stmts in the bool
4634 pattern in IL order.
4635 (vect_recog_bool_pattern): Adjust.
4636 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
4637 (ifcvt_walk_pattern_tree): Likewise.
4638 (stmt_is_root_of_bool_pattern): Likewise.
4639 (ifcvt_repair_bool_pattern): Likewise.
4640 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
4642 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4644 * loop-unroll.c (decide_unroll_constant_iterations,
4645 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
4646 likely upper bounds.
4647 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
4649 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
4651 * tree-core.h (enum omp_clause_code): Remove
4652 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
4654 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4656 * config/arm/sync.md (arm_store_exclusive<mode>):
4657 Use 'H' output modifier on operands[2] rather than creating a new
4658 entry in out-of-bounds memory of the operands array.
4659 (arm_store_release_exclusivedi): Likewise.
4661 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4663 * config/arm/arm.c (arm_fusion_enabled_p): New function.
4664 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
4665 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
4666 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4668 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4670 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
4671 into account live statements for mask producers.
4673 2016-06-01 Richard Biener <rguenther@suse.de>
4675 PR tree-optimization/71311
4676 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
4677 restrict to non-INTEGER_CST @0.
4679 2016-06-01 Richard Biener <rguenther@suse.de>
4681 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
4682 (relational patterns): Use :c to avoid pattern duplications.
4684 2016-06-01 Richard Biener <rguenther@suse.de>
4686 * genmatch.c (comparison_code_p): New predicate.
4687 (swap_tree_comparison): New function.
4688 (commutate): Add for_vec parameter to append new for entries.
4689 Support commutating relational operators by swapping it alongside
4691 (lower_commutative): Adjust.
4692 (dt_simplify::gen): Do not pass artificial operators to gen
4694 (decision_tree::gen): Do not add artificial operators as parameters.
4695 (parser::parse_expr): Verify operator commutativity when :c is
4696 applied. Allow :C to override this.
4697 * match.pd: Adjust patterns to use :C instead of :c where required.
4699 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
4701 PR tree-optimization/71077
4702 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
4703 the combining step, use boolean_false_node and boolean_true_node
4704 as the designated false/true return values.
4706 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4708 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
4709 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
4710 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
4713 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4715 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
4716 of flags impliying the register renaming.
4717 * toplev.c (process_options): Do not imply flag_rename_registers with
4720 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4722 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
4723 default implementation.
4725 2016-05-31 Nathan Sidwell <nathan@acm.org>
4727 * dwarf2out.c (cur_line_info_table): Add GTY marker.
4729 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4731 * config/sh/constraints.md (b): Remove constraint.
4732 * config/sh/predicates.md (arith_reg_operand): Remove
4734 * config/sh/sh-modes.def (PDI): Remove.
4735 * config/sh/sh.c (sh_target_reg_class,
4736 sh_optimize_target_register_callee_saved): Remove functions.
4737 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
4738 (sh_expand_epilogue): Update comment.
4739 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
4740 sh_secondary_reload): Remove TARGET_REGS related code.
4741 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
4742 TARGET_REGISTER_P): Remove macros.
4743 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
4744 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
4745 TR1_REG, TR2_REG): Remove constants.
4746 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
4748 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4750 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
4751 define_expand patterns.
4752 (adddi3_compact): Rename to adddi3.
4753 (subdi3_compact): Rename to subdi3.
4754 (*negdi2): Rename to negdi2.
4755 (*abs<mode>2): Rename to abs<mode>2.
4757 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4759 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
4760 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
4761 (atomic_sub_fetchsi): ... this new pattern.
4762 (mvtc): Add CC_REG clobber.
4764 2016-05-31 Marek Polacek <polacek@redhat.com>
4766 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
4768 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4770 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
4771 aarch64_fusion_enabled_p to check for fusion capabilities.
4773 2016-05-31 Richard Biener <rguenther@suse.de>
4775 PR tree-optimization/71352
4776 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
4777 minus one and a negate.
4779 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4781 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
4782 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
4784 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
4785 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
4786 Remove use of aarch64_simd_attr_length_move, set length attribute
4788 (*aarch64_be_movoi): Likewise.
4789 (*aarch64_be_movci): Likewise.
4790 (*aarch64_be_movxi): Likewise.
4792 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4794 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
4795 It no longer does that.
4796 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
4798 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
4800 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
4801 attribute __unused__.
4803 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
4805 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
4806 * config/arm/arm.c (arm_arch_thumb1): Define.
4807 (arm_option_override): Initialize arm_arch_thumb1.
4808 * config/arm/arm.h (arm_arch_thumb1): Declare.
4809 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
4810 support Thumb-1 ISA.
4812 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
4815 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
4816 `Yv' for scalar operand.
4818 2016-05-31 Tom de Vries <tom@codesourcery.com>
4820 PR tree-optimization/69068
4821 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
4822 phis with more than two args.
4824 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
4826 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
4827 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
4830 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
4832 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
4834 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4836 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
4837 cpu_32, cpu_64, tune_32 and tune_64.
4838 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
4840 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4842 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4844 2016-05-30 Andi Kleen <ak@linux.intel.com>
4846 * auto-profile.c (read_profile): Replace asserts with errors
4847 when file does not exist.
4848 * gcov-io.c (gcov_read_words): Dito.
4850 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4852 * tree-cfg.c (print_loop): Print likely upper bounds.
4854 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4856 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
4857 * opts.c (default_options): Enable peel loops at -O3.
4858 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
4859 (try_peel_loop): Do not re-peel already peeled loops;
4860 use likely upper bounds; fix profile updating.
4861 (pass_complete_unroll::execute): Initialize peeled_loops.
4863 2016-05-30 Martin Liska <mliska@suse.cz>
4865 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
4866 computed costs by frequency of BB they belong to.
4867 (get_scaled_computation_cost_at): New function.
4869 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
4870 Marc Glisse <marc.glisse@inria.fr>
4872 PR tree-optimization/71289
4873 * match.pd (-1 / B < A, A > -1 / B): New transformations.
4875 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4877 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
4879 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4881 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
4882 for peeled copies; avoid underflow when updating estimates; correctly
4885 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4887 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
4888 r236875. Corrected oe3 to oe2 as obvious.
4890 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4894 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
4895 that inserted stmt will not dominate stmts that defines its operand.
4896 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
4897 (rewrite_expr_tree_parallel): Likewise.
4899 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4902 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
4903 all fields including stmt_to_insert are swapped.
4905 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4907 * predict.h (force_edge_cold): Declare.
4908 * predict.c (force_edge_cold): New function.
4909 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
4911 (canonicalize_loop_induction_variables): Fix formating.
4913 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
4915 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
4916 (visium_expand_copysign): Use gen_int_mode directly.
4917 (visium_compute_frame_size): Minor tweaks.
4919 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4921 * tree-vect-loop.c (vect_analyze_loop_2): Use
4922 likely_max_stmt_executions_int.
4924 2016-05-30 Tom de Vries <tom@codesourcery.com>
4926 PR tree-optimization/69067
4927 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
4929 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
4932 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
4933 New peepholes to remove unneeded fild/fistp pairs.
4934 (define_peephole2 atomic_loaddi_fpu): Ditto.
4936 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4938 * predict.c (maybe_hot_frequency_p): Avoid division.
4940 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4942 * doc/install.texi: Use https for shop.fsf.org.
4944 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4946 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
4947 likely_max_stmt_executions_int.
4949 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4951 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4952 likely_max_stmt_executions_int.
4954 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4956 * profile.c (compute_branch_probabilities): Do not report hitrates
4958 (branch_prob): Report hitrates here.
4959 * predict.c (gimple_predict_edge): Do not assert profile status;
4960 fix formatting issues.
4962 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4964 * predict.c (edge_predicted_by_p): New function.
4965 (predict_paths_for_bb): Do not put multiple predictions of the same type
4968 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4970 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
4973 2016-05-28 Alan Modra <amodra@gmail.com>
4975 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
4977 2016-05-28 Alan Modra <amodra@gmail.com>
4979 PR rtl-optimization/71275
4980 * ira.c (ira): Free dominance info.
4982 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
4984 * doc/sourcebuild.texi: New address for upstream Go repository.
4986 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4988 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
4989 (TARGET_ARM_V7M): Likewise.
4991 2016-05-26 Jeff Law <law@redhat.com>
4993 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
4994 (thread_across_edge): Remove calls to find_jump_threads_backwards.
4995 * passes.def: Add jump threading passes before DOM/VRP.
4996 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
4997 argument to a basic block from an edge. Remove tests which are
4999 (pass_data_thread_jumps, class pass_thread_jumps): New.
5000 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
5001 (make_pass_thread_jumps): Likewise.
5002 * tree-pass.h (make_pass_thread_jumps): Declare.
5004 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
5006 * config/visium/visium-protos.h (split_double_move): Rename into...
5007 (visium_split_double_move): ...this.
5008 (visium_split_double_add): Declare.
5009 * config/visium/visium.c (split_double_move): Rename into...
5010 (visium_split_double_move): ...this.
5011 (visium_split_double_add): New function.
5012 (visium_expand_copysign): Renumber operands for consistency.
5013 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
5014 (DFmode move splitter): Likewise.
5015 (*addi3_insn): Split by means of visium_split_double_add.
5016 (*adddi3_insn_flags): Delete.
5017 (*plus_plus_sltu<subst_arith>): New insn.
5018 (*subdi3_insn): Split by means of visium_split_double_add.
5019 (subdi3_insn_flags): Delete.
5020 (*minus_minus_sltu<subst_arith>): New insn.
5021 (*negdi2_insn): Split by means of visium_split_double_add.
5022 (*negdi2_insn_flags): Delete.
5024 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
5026 * configure.ac: Treat a --with-headers option without argument
5027 the same as the default (i.e. consult sys-include directory).
5028 * configure: Regenerate.
5030 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5032 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
5033 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
5035 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
5036 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
5038 2016-05-27 Jiong Wang <jiong.wang@arm.com>
5041 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
5042 tree-stdarg analysis results.
5043 (aarch64_setup_incoming_varargs): Likewise.
5045 2016-05-27 Jiong Wang <jiong.wang@arm.com>
5047 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
5048 va_list_gpr_counter_field and va_list_fpr_counter_field.
5050 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
5053 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
5054 * config/aarch64/aarch64.c
5055 (aarch64_cannot_change_mode_class): Remove function.
5056 * config/aarch64/aarch64-protos.h
5057 (aarch64_cannot_change_mode_class): Remove.
5059 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5061 * cfgloop.c (record_niter_bound): Record likely upper bounds.
5062 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
5063 get_likely_max_loop_iterations_int): New.
5064 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
5065 any_likely_upper_bound.
5066 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
5068 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
5069 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
5071 (unroll_loop_constant_iterations): Likewise.
5072 (unroll_loop_runtime_iterations): Likewise.
5073 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
5074 * lto-streamer-out.c (output_cfg): Likewise.
5075 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
5077 (canonicalize_loop_induction_variables): Dump likely upper bounds.
5078 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
5079 (likely_max_loop_iterations): New.
5080 (likely_max_loop_iterations_int): New.
5081 (likely_max_stmt_executions): New.
5082 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
5083 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
5084 likely_max_stmt_executions): Declare.
5086 2016-05-27 Marek Polacek <polacek@redhat.com>
5089 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
5091 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5093 * config/s390/s390.md (2x risbg splitters): Use
5094 reg_overlap_mentioned_p instead of rtx_equal_p.
5096 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
5098 * combine.c (make_compound_operation): Take known zero bits into
5099 account when checking for possible zero_extend.
5101 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5103 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
5104 Use const_int_operand for operand 2 predicate. Simplify expand code
5107 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
5110 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
5113 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5115 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
5116 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
5117 that returns CC_SESWPmode and CC_ZESWPmode.
5118 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
5120 (aarch64_rtx_costs): Likewise.
5122 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5124 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
5125 for ISA 3.0 min/max support.
5126 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
5127 conditional move support.
5128 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
5129 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
5131 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
5132 conditional moves where the comparison type is different from move
5134 (fp_minmax): New code iterator for smin/smax.
5135 (minmax): New code attributes for min/max.
5136 (SMINMAX): Likewise.
5137 (smax<mode>3): Combine min, max insns into one insn using the
5138 fp_minmax code iterator. Add support for ISA 3.0 min/max
5139 instructions that don't need -ffast-math.
5140 (s<minmax><mode>3): Likewise.
5141 (smax<mode>3_vsx): Likewise.
5142 (smin<mode>3): Likewise.
5143 (s<minmax><mode>3_vsx): Likewise.
5144 (smin<mode>3_vsx): Likewise.
5145 (pre-VSX min/max splitters): Likewise.
5146 (s<minmax><mode>3_fpr): Likewise.
5147 (movsfcc): Rewrite floating point conditional moves to combine
5148 SFmode/DFmode into a single insn.
5149 (mov<mode>cc): Likewise.
5150 (movdfcc): Likewise.
5151 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
5152 SFDF2 iterators to handle all combinations.
5153 (fseldfsf4): Likewise.
5154 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
5155 (fseldfdf4): Likewise.
5156 (fselsfdf4): Likewise.
5157 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
5158 comparison instructions that set a 0/-1 mask, and use it for
5159 floating point conditional move via XXSEL.
5160 (fpmask<mode>): Likewise.
5161 (xxsel<mode>): Likewise.
5162 * config/rs6000/predicates.md (min_max_operator): Delete, no
5164 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
5165 instructions that generate a 0/-1 mask for use with XXSEL.
5166 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
5167 say whether floating point min/max is available, either through
5168 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
5169 (TARGET_MINMAX_DF): Likewise.
5171 2016-05-27 Alan Modra <amodra@gmail.com>
5173 PR rtl-optimization/71275
5174 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
5175 for update_equiv_regs and combine_and_move_insns.
5177 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
5179 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
5180 if_then_else or cond RTXes to calculate attribute value.
5181 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
5182 <attr "length_immediate>: Ditto.
5183 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
5184 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
5185 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
5186 <attr "type">: Ditto.
5187 <attr "prefix_data16">: Ditto.
5188 <attr "prefix_extra">: Ditto.
5189 <attr "length_immediate">: Ditto.
5190 <attr "prefix">: Ditto.
5191 (vec_set<mode>_0) <attr "isa">: Ditto.
5192 <attr "prefix_extra">: Ditto.
5193 <attr "length_immediate">: Ditto.
5194 <attr "prefix">: Ditto.
5195 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
5196 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
5197 (sse2_storelpd) <attr "prefix_data16">: Ditto.
5198 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
5199 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
5200 <attr "length_immediate">: Ditto.
5201 <attr "prefix">: Ditto.
5202 (sse2_movsd) <attr "length_immediate">: Ditto.
5203 <attr "prefix">: Ditto.
5204 (vec_concatv2df) <attr "isa">: Ditto.
5205 <attr "prefix">: Ditto.
5206 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
5207 (*vec_extractv2di_1) <attr "isa">: Ditto.
5208 <attr "type">: Ditto.
5209 <attr "length_immediate">: Ditto.
5210 <attr "prefix_rex">: Ditto.
5211 <attr "prefix_extra">: Ditto.
5212 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
5213 <attr "prefix_extra">: Ditto.
5214 <attr "length_immediate">: Ditto.
5215 (vec_concatv2di) <attr "isa">: Ditto.
5216 <attr "prefix_extra">: Ditto.
5217 <attr "length_immediate">: Ditto.
5218 <attr "prefix">: Ditto.
5220 2016-05-26 Martin Liska <mliska@suse.cz>
5222 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
5224 (operator+): Likewise.
5225 (operator-): Likewise.
5226 (comp_cost::operator+=): Likewise.
5227 (comp_cost::operator-=): Likewise.
5228 (comp_cost::operator/=): Likewise.
5229 (comp_cost::operator*=): Likewise.
5230 (operator<): Likewise.
5231 (operator==): Likewise.
5232 (operator<=): Likewise.
5234 (infinite_cost_p): Likewise.
5235 (add_costs): Likewise.
5236 (sub_costs): Likewise.
5237 (compare_costs): Likewise.
5238 (set_group_iv_cost): Use the newly introduced functions.
5239 (get_address_cost): Likewise.
5240 (get_shiftadd_cost): Likewise.
5241 (force_expr_to_var_cost): Likewise.
5242 (split_address_cost): Likewise.
5243 (ptr_difference_cost): Likewise.
5244 (difference_cost): Likewise.
5245 (get_computation_cost_at): Likewise.
5246 (determine_group_iv_cost_generic): Likewise.
5247 (determine_group_iv_cost_address): Likewise.
5248 (determine_group_iv_cost_cond): Likewise.
5249 (autoinc_possible_for_pair): Likewise.
5250 (determine_group_iv_costs): Likewise.
5251 (cheaper_cost_pair): Likewise.
5252 (iv_ca_recount_cost): Likewise.
5253 (iv_ca_set_no_cp): Likewise.
5254 (iv_ca_set_cp): Likewise.
5255 (iv_ca_cost): Likewise.
5256 (iv_ca_new): Likewise.
5257 (iv_ca_dump): Likewise.
5258 (iv_ca_narrow): Likewise.
5259 (iv_ca_prune): Likewise.
5260 (iv_ca_replace): Likewise.
5261 (try_add_cand_for): Likewise.
5262 (try_improve_iv_set): Likewise.
5263 (find_optimal_iv_set): Likewise.
5265 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
5267 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
5268 that internal functions will clobber all caller-saved registers.
5270 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
5272 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
5273 Return a better case_values_threshold when optimizing.
5275 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
5277 * config/aarch64/aarch64-simd.md (aarch64_combinez):
5278 Add ? to integer variant.
5279 (aarch64_combinez_be): Likewise.
5281 2016-05-26 Jakub Jelinek <jakub@redhat.com>
5283 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
5284 instead of x constraint.
5285 (vcvtps2ph256<mask_name>): Likewise.
5287 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
5288 alternative. Formatting fix.
5290 * config/i386/sse.md
5291 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
5293 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
5294 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
5295 maybe_evex prefix instead of vex.
5296 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
5297 EXT_REX_SSE_REG_P (op0) case in the splitter.
5299 2016-05-25 Jeff Law <law@redhat.com>
5301 PR tree-optimization/71272
5302 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
5303 Update comments. Add test for empty path.
5305 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
5307 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
5308 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
5309 special case builtin.
5310 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5311 code for ALTIVEC_BUILTIN_VEC_CMPNE.
5312 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5313 for __builtin_vec_cmpne.
5315 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
5317 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
5318 redundant test and bail out if the type of the new operand is not
5319 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
5321 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5323 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
5324 (x_ix86_target_flags_explicit): Remove.
5325 * config/i386/i386.c (ix86_function_specific_save): Do not copy
5326 x_ix86_target_flags_explicit.
5327 (ix86_function_specific_restore): Ditto.
5329 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5330 H.J. Lu <hongjiu.lu@intel.com>
5333 * common/config/i386/i386-common.c
5334 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
5335 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
5336 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
5337 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
5338 (-mgeneral-regs-only): Add new option.
5339 * config/i386/i386.c (ix86_option_override_internal): Don't enable
5340 x87 instructions if only general registers are allowed.
5341 (ix86_target_string): Add ix86_flags argument. Handle additional
5342 flags options through ix86_flags argument. Update all callers.
5343 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
5345 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5347 PR rtl-optimization/66940
5348 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
5349 decrementing desired_val will not overflow before performing these
5352 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
5354 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
5355 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
5356 * config/i386/i386.c (enum ix86_builtins): Add
5357 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
5358 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
5359 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
5360 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
5361 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
5362 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
5363 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
5364 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
5365 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
5366 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
5367 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
5368 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
5369 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
5370 __builtin_ia32_cvtps2dq512_mask.
5371 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
5372 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
5373 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
5374 * config/i386/sse.md
5375 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
5377 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
5378 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
5380 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
5381 (avx512f_vec_pack_sfix_v8df): New define_expand.
5382 (avx512f_roundpd512): Rename to ...
5383 (avx512f_round<castmode>512): ... this. Change iterator.
5384 (avx512f_roundps512_sfix): New define_expand.
5385 (round<mode>2_sfix): Change iterator.
5387 2016-05-25 Nick Clifton <nickc@redhat.com>
5389 * config/msp430/msp430.c (msp430_attr): Produce an error if a
5390 static interrupt handler is detected.
5391 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
5392 default linker script.
5393 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
5394 the low part of a symbolic pointer.
5396 2016-05-25 Richard Biener <rguenther@suse.de>
5398 PR tree-optimization/71261
5399 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
5400 interesting stmt instead of immediate uses when looking
5401 for the use operand to replace.
5403 2016-05-25 Martin Liska <mliska@suse.cz>
5405 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
5407 2016-05-25 Richard Biener <rguenther@suse.de>
5409 PR tree-optimization/71264
5410 * tree-vect-stmts.c (vect_init_vector): Properly deal with
5413 2016-05-25 Martin Liska <mliska@suse.cz>
5415 PR tree-optimization/71239
5416 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
5417 if DECL_SIZE is NULL.
5419 2016-05-25 Richard Biener <rguenther@suse.de>
5421 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
5422 * tree-if-conv.c (pass_data_if_conversion): Use it.
5424 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
5426 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
5427 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
5428 * varpool.c (varpool_node::get_availability): Likewise.
5430 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5432 * config/rs6000/altivec.md (VNEG iterator): New iterator for
5433 VNEGW/VNEGD instructions.
5434 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
5435 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
5436 support for ISA 3.0 VNEGW/VNEGD instructions.
5438 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
5440 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
5441 pointers inside OACC_DATA regions.
5442 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
5443 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
5444 (gimplify_adjust_omp_clauses): Fix typo in comment.
5446 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5448 * config/rs6000/altivec.md (VParity): New mode iterator for vector
5449 parity built-in functions.
5450 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
5452 (p9v_parity<mode>2): Likewise.
5453 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
5455 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
5456 (parity<mode>2): ISA 3.0 expander for vector parity.
5457 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
5459 (BU_P9_64BIT_MISC_0): Likewise.
5460 (BU_P9_MISC_0): Likewise.
5461 (BU_P9V_AV_1): Likewise.
5462 (BU_P9V_AV_2): Likewise.
5463 (BU_P9V_AV_3): Likewise.
5464 (BU_P9V_AV_P): Likewise.
5465 (BU_P9V_VSX_1): Likewise.
5466 (BU_P9V_OVERLOAD_1): Likewise.
5467 (BU_P9V_OVERLOAD_2): Likewise.
5468 (BU_P9V_OVERLOAD_3): Likewise.
5469 (VCTZB): Add vector count trailing zeros support.
5473 (VPRTYBD): Add vector parity support.
5474 (VPRTYBQ): Likewise.
5475 (VPRTYBW): Likewise.
5476 (VCTZ): Add overloaded vector count trailing zeros support.
5477 (VPRTYB): Add overloaded vector parity support.
5478 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5479 overloaded vector count trailing zeros and parity instructions.
5480 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
5481 vector parity support.
5482 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
5483 trailing zeros support.
5484 (vec_cntlz): Likewise.
5485 (vec_vctzb): Likewise.
5486 (vec_vctzd): Likewise.
5487 (vec_vctzh): Likewise.
5488 (vec_vctzw): Likewise.
5489 (vec_vprtyb): Add ISA 3.0 vector parity support.
5490 (vec_vprtybd): Likewise.
5491 (vec_vprtybw): Likewise.
5492 (vec_vprtybq): Likewise.
5493 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5494 the ISA 3.0 vector count trailing zeros and vector parity built-in
5497 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5499 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
5500 when there is stmt_to_insert.
5502 2016-05-24 Martin Sebor <msebor@redhat.com>
5505 * tree.h (complete_or_array_type_p): New inline function.
5507 2016-05-24 Jakub Jelinek <jakub@redhat.com>
5509 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
5510 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
5511 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
5513 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
5514 Limit 1st alternative to noavx isa, split 2nd alternative into one
5515 noavx and one avx alternative, use *x and Bm in the former and
5516 x and m in the latter.
5518 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
5519 of sse4 for the first alternative, drop %v from the template
5520 and d operand modifier. Split second alternative into one sse4_noavx
5521 and one avx alternative, use *x instead of *v in the former and v
5522 instead of *v in the latter.
5523 (*sse4_1_extractps): Use noavx isa instead of * for the first
5524 alternative, drop %v from the template. Split second alternative into
5525 one noavx and one avx alternative, use *x instead of *v in the
5526 former and v instead of *v in the latter.
5527 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
5528 with noavx and the last one with avx.
5529 (sse4_1_phminposuw): Guard first alternative with noavx isa,
5530 split the second one into one noavx and one avx alternative,
5531 use *x and Bm in the former and x and m in the latter one.
5532 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
5535 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
5536 first two alternatives to noavx, use *x instead of *v in the second
5537 one, add avx alternative without *.
5538 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
5539 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
5540 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
5542 2016-05-24 Jeff Law <law@redhat.com>
5544 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
5545 New function, extracted from...
5546 (fsm_find_control_statement_thread_paths): Here. Use the new function.
5547 Allow simple copies and constant initializations in the SSA chain.
5549 2016-05-24 Marek Polacek <polacek@redhat.com>
5552 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
5555 2016-05-24 Jakub Jelinek <jakub@redhat.com>
5558 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
5559 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
5560 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
5561 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
5562 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
5564 2016-05-24 Richard Biener <rguenther@suse.de>
5566 PR tree-optimization/71240
5567 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
5570 2016-05-24 Richard Biener <rguenther@suse.de>
5572 PR tree-optimization/71230
5573 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
5575 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5577 * tree-vectorizer.h (vectorizable_comparison): Delete.
5578 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
5579 PURE_SLP_STMT check.
5580 * tree-vect-stmts.c (vectorizable_call): Likewise.
5581 (vectorizable_simd_clone_call): Likewise.
5582 (vectorizable_conversion): Likewise.
5583 (vectorizable_assignment): Likewise.
5584 (vectorizable_shift): Likewise.
5585 (vectorizable_operation): Likewise.
5586 (vectorizable_load): Likewise.
5587 (vectorizable_condition): Likewise.
5588 (vectorizable_store): Likewise. Assert that we don't have
5590 (vectorizable_comparison): Make static. Remove redundant
5591 PURE_SLP_STMT check.
5592 (vect_transform_stmt): Assert that we always have an slp_node
5595 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5597 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
5598 operands[2] against 1 with comparison against CONST1_RTX.
5599 (<shift>di3_neon): Likewise.
5600 * config/arm/predicates.md (const0_operand): Replace with comparison
5603 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5605 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
5606 operands[2] against 1 with comparison against CONST1_RTX.
5607 (ashrdi3): Likewise.
5608 (lshrdi3): Likewise.
5609 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
5611 (ashrsi3): Likewise.
5612 (lshrsi3): Likewise.
5613 (rotrsi3): Likewise.
5614 (define_split above *compareqi_eq0): Likewise.
5615 (define_split above "prologue"): Likewise.
5616 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
5617 * config/arm/predicates.md (shift_operator): Likewise.
5618 (shift_nomul_operator): Likewise.
5619 (sat_shift_operator): Likewise.
5620 (thumb1_cmp_operand): Likewise.
5621 (const_neon_scalar_shift_amount_operand): Replace manual range
5622 check with IN_RANGE.
5623 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
5624 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
5626 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5628 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
5629 with HOST_WIDE_INT_1.
5631 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
5632 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
5633 (arm_canonicalize_comparison): Likewise.
5634 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
5636 (thumb1_size_rtx_costs): Likewise.
5637 (vfp_const_double_index): Replace cast of 1 to unsigned
5638 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5639 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
5641 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
5642 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5643 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
5644 HOST_WIDE_INT with HOST_WIDE_INT_1.
5646 2016-05-24 Marek Polacek <polacek@redhat.com>
5648 * tree-cfg.h (should_remove_lhs_p): New predicate.
5649 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
5650 * gimplify.c (gimplify_modify_expr): Likewise.
5651 * tree-cfg.c (verify_gimple_call): Likewise.
5652 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
5653 * gimple-fold.c: Include "tree-cfg.h".
5654 (gimple_fold_call): Use should_remove_lhs_p.
5656 2016-05-24 Richard Biener <rguenther@suse.de>
5658 PR tree-optimization/71253
5659 * cfganal.h (control_dependences): Make robust against edge
5661 (control_dependences::control_dependences): Remove edge_list argument.
5662 (control_dependences::get_edge): Remove.
5663 (control_dependences::get_edge_src): Add.
5664 (control_dependences::get_edge_dest): Likewise.
5665 (control_dependences::m_el): Make a vector of edge src/dest index.
5666 * cfganal.c (control_dependences::find_control_dependence): Adjust.
5667 (control_dependences::control_dependences): Likewise.
5668 (control_dependences::~control_dependence): Likewise.
5669 (control_dependences::get_edge): Remove.
5670 (control_dependences::get_edge_src): Add.
5671 (control_dependences::get_edge_dest): Likewise.
5672 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
5674 (perform_tree_ssa_dce): Adjust.
5675 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
5677 (pass_loop_distribution::execute): Adjust. Do loop destroying
5678 conditional on changed.
5680 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5683 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
5684 return. Reindent transformation comment and mention the ARM state
5687 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5690 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
5691 after build_and_add_sum creates new use stmt.
5693 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5695 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
5696 load_lanes/grouped_load classification comes first. Don't check
5697 whether the vectorization factor is a multiple of the group size
5700 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5702 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
5703 GROUP_GAP for single-element interleaving.
5704 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
5707 2016-05-24 Richard Biener <rguenther@suse.de>
5711 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
5712 bases which are accessed with non-invariant indices.
5713 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
5714 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
5716 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5719 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
5720 (add_to_ops_vec): Add stmt_to_insert.
5721 (add_repeat_to_ops_vec): Init stmt_to_insert.
5722 (insert_stmt_before_use): New.
5723 (transform_add_to_multiply): Remove mult_stmt insertion and add it
5725 (get_ops): Init stmt_to_insert.
5726 (maybe_optimize_range_tests): Likewise.
5727 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
5728 (rewrite_expr_tree_parallel): Likewise.
5729 (reassociate_bb): Likewise.
5731 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5734 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
5735 ISA 3.0 xxperm fusion alternative.
5736 (altivec_vperm_v8hiv16qi): Likewise.
5737 (altivec_vperm_<mode>_uns_internal): Likewise.
5738 (vperm_v8hiv4si): Likewise.
5739 (vperm_v16qiv8hi): Likewise.
5741 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5742 Kelvin Nilsen <kelvin@gcc.gnu.org>
5744 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
5745 vpermr/xxpermr on ISA 3.0.
5746 (altivec_expand_vec_perm_le): Likewise.
5747 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
5748 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
5751 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
5753 * config/i386/i386.h (IS_STACK_MODE): Enable for
5754 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
5755 SSE_FLOAT_MODE_P macros.
5756 * config/i386/i386.c (ix86_preferred_reload_class): Use
5757 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
5758 Cleanup regclass processing for CONST_DOUBLE_P.
5759 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
5760 (ix86_rtx_costs): Remove redundant TARGET_80387 check
5761 with IS_STACK_MODE macro.
5762 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
5764 (*movdf_internal): Use IS_STACK_MODE macro.
5765 (*movsf_internal): Ditto.
5767 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
5769 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
5770 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
5772 2016-05-23 Jeff Law <law@redhat.com>
5774 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
5776 (fsm_find_control_statement_thread_paths): Call it.
5778 2016-05-23 Martin Jambor <mjambor@suse.cz>
5781 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
5782 from_global_constant if t is not NULL.
5784 2016-05-23 Marek Polacek <polacek@redhat.com>
5787 * common.opt (Wswitch-unreachable): New option.
5788 * doc/invoke.texi: Document -Wswitch-unreachable.
5789 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
5792 2016-05-23 Bin Cheng <bin.cheng@arm.com>
5794 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
5795 TMR_INDEX is non-NULL.
5797 2016-05-23 Richard Biener <rguenther@suse.de>
5799 PR tree-optimization/71230
5800 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
5801 (try_special_add_to_ops): ... here. Always test for single-use.
5803 2016-05-23 Martin Jambor <mjambor@suse.cz>
5805 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
5806 default block if a PHI node in the original one would be resized.
5808 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5810 PR tree-optimization/58135
5811 * tree-vect-slp.c: When group size is not multiple
5812 of vector size, allow splitting of store group at
5815 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
5817 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
5819 2016-05-22 Jakub Jelinek <jakub@redhat.com>
5821 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
5822 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
5823 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
5826 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
5827 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
5828 v constraint instead of x and vinserti32x4 insn.
5830 * config/i386/sse.md (i128vldq): New mode iterator.
5831 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
5832 avx512dq and avx512vl alternatives.
5834 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
5835 constraint, use maybe_evex prefix instead of vex.
5836 (vec_dupv4sf): Use v constraint instead of x for output
5837 operand except for noavx alternative, use Yv constraint
5838 instead of x for input. Use maybe_evex prefix instead of vex.
5839 (*vec_dupv4si): Likewise.
5840 (*vec_dupv2di): Likewise.
5842 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
5845 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
5846 (linearize_expr_tree): Call try_special_add_to_ops.
5847 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
5849 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5851 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
5852 to computed stack_usage.
5854 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5857 * config/avr/avr.md (define_expand "mov<mode>"): If the source
5858 operand is subreg (symbol_ref) then move the symbol ref to register.
5860 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
5862 * tree.c (array_at_struct_end_p): Look through MEM_REF.
5864 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5867 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
5870 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5872 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
5873 ranges by calling get_single_symbol and tidy up. Look more closely
5874 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
5876 2016-05-20 Jeff Law <law@redhat.com>
5878 * bitmap.c (bitmap_find_bit): Remove useless test.
5880 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
5882 * function.c (thread_prologue_and_epilogue_insns): Commit the
5883 insertion of the epilogue.
5885 2016-05-20 Martin Jambor <mjambor@suse.cz>
5887 PR tree-optimization/70884
5888 * tree-sra.c (initialize_constant_pool_replacements): Do not check
5889 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
5890 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
5891 of constant pool data as a reason for scalarization.
5893 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5895 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
5896 for naked functions.
5897 (thumb1_expand_prologue): Likewise.
5899 2016-05-20 Nathan Sidwell <nathan@acm.org>
5901 * config/nvptx/nptx.c (nvptx_option_override): Only set
5902 flag_toplevel_reorder, if not explicitly specified. Set
5903 flag_no_common, unless explicitly specified.
5905 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5907 * calls.c (can_implement_as_sibling_call_p): Mark param
5908 reg_parm_stack_space with ATTRIBUTE_UNUSED.
5910 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
5912 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
5913 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
5914 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
5916 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
5917 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
5920 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
5922 * config/nvptx/nvptx.md (sincossf3): New pattern.
5924 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5926 * calls.c (maybe_complain_about_tail_call): New function.
5927 (initialize_argument_information): Call
5928 maybe_complain_about_tail_call when clearing *may_tailcall.
5929 (can_implement_as_sibling_call_p): Call
5930 maybe_complain_about_tail_call when returning false.
5931 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
5932 ensure try_tail_call is set. Call maybe_complain_about_tail_call
5933 if tail-call optimization fails.
5934 * cfgexpand.c (expand_call_stmt): Initialize
5935 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
5936 * gimple-pretty-print.c (dump_gimple_call): Dump
5937 gimple_call_must_tail_p.
5938 * gimple.c (gimple_build_call_from_tree): Call
5939 gimple_call_set_must_tail with the value of
5940 CALL_EXPR_MUST_TAIL_CALL.
5941 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
5942 (gimple_call_set_must_tail): New function.
5943 (gimple_call_must_tail_p): New function.
5944 * print-tree.c (print_node): Update printing of TREE_STATIC
5945 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
5946 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
5947 trailing comment listing applicable flags.
5948 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
5950 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5952 * calls.c (expand_call): Move "Rest of purposes for tail call
5953 optimizations to fail" to...
5954 (can_implement_as_sibling_call_p): ...this new function, and
5955 split into multiple "if" statements.
5957 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5959 * cfgloop.h (expected_loop_iterations_unbounded,
5960 expected_loop_iterations): Unconstify.
5961 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
5962 profile with known upper bound; return 3 when profile is absent.
5963 (expected_loop_iterations): Update.
5965 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5967 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
5968 and get_max_loop_iterations_int.
5970 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5972 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
5973 realistic upper bounds here.
5975 2016-05-20 Jakub Jelinek <jakub@redhat.com>
5978 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
5979 calls if the LHS is variable length or has addressable type.
5980 If targets[0]->decl is a noreturn call with void return type and
5981 zero arguments, adjust fntype and remove lhs in that case.
5983 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
5985 PR tree-optimization/71079
5986 PR tree-optimization/71206
5987 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
5989 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5991 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
5992 (get_vec_alignment_for_array_decl): Likewise.
5993 (get_vec_alignment_for_record_decl): Likewise.
5994 (increase_alignment::execute): Move code to find alignment to
5995 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
5996 (type_align_map): New hash_map.
5998 2016-05-20 Richard Guenther <rguenther@suse.de>
6000 PR tree-optimization/29756
6001 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
6002 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
6003 * fold-const.c (operand_equal_p): Likewise.
6004 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
6005 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
6006 * tree-inline.c (estimate_operator_cost): Likewise.
6007 * tree-pretty-print.c (dump_generic_node): Likewise.
6008 * tree-ssa-operands.c (get_expr_operands): Likewise.
6009 * cfgexpand.c (expand_debug_expr): Likewise.
6010 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
6011 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
6012 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
6013 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
6014 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
6015 (execute_update_addresses_taken): Do it.
6017 2016-05-20 Richard Biener <rguenther@suse.de>
6019 PR tree-optimization/71185
6020 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
6021 register operations.
6023 2016-05-20 Richard Biener <rguenther@suse.de>
6025 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
6026 gimple_seq_add_seq_without_update.
6027 (release_bb_predicate): Assert we have no operands to free.
6028 (if_convertible_loop_p_1): Calculate post dominators later.
6029 Do not free BB predicates here.
6030 (combine_blocks): Do not recompute BB predicates.
6031 (version_loop_for_if_conversion): Save BB predicates around
6034 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
6036 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
6037 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
6038 code. Ignore sibcalls on EDGE_IGNORE edges.
6039 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
6040 on edges for sibcalls that run without prologue. The rest of the
6041 function is combined from...
6042 (fix_fake_fallthrough_edge): ... this, and ...
6043 (try_shrink_wrapping): ... a part of this. Remove the bb_with
6044 function argument, make it a local variable.
6046 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
6048 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
6049 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
6050 for 32-bit mode and SEH for 64-bit.
6051 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
6052 TARGET_64BIT_DEFAULT.
6054 2016-05-19 Ryan Burn <contact@rnburn.com>
6056 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
6057 * gengtype.c (open_base_files): Add cilk.h to ifiles.
6059 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
6061 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
6062 force pending loads from memory.
6064 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
6066 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
6067 (UNSPEC_DARN_32): New unspec constant.
6068 (UNSPEC_DARN_RAW): New unspec constant.
6069 (darn_32): New instruction.
6070 (darn_raw): New instruction.
6071 (darn): New instruction.
6072 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
6073 support and documentation for this macro.
6074 (BU_P9_MISC_1): New macro definition.
6075 (BU_P9_64BIT_MISC_0): New macro definition.
6076 (BU_P9_MISC_0): New macro definition.
6077 (darn_32): New builtin definition.
6078 (darn_raw): New builtin definition.
6079 (darn): New builtin definition.
6080 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
6081 RS6000_BUILTIN_0 directives to surround each occurrence of
6082 #include "rs6000-builtin.def".
6083 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
6084 RS6000_BTM_64BIT flags to the returned mask, depending on
6086 (def_builtin): Correct an error in the assignments made to the
6087 debugging variable attr_string.
6088 (rs6000_expand_builtin): Add support for no-operand built-in
6090 (builtin_function_type): Remove fatal_error assertion that is no
6092 (rs6000_common_init_builtins): Add support for no-operand built-in
6094 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
6096 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
6098 (RS6000_BTM_64BIT): New macro definition.
6099 * doc/extend.texi: Document __builtin_darn (void),
6100 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
6103 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
6105 * tree-vect-loop.c (vect_analyze_loop_2): Use also
6106 max_loop_iterations_int.
6108 2016-05-19 Marek Polacek <polacek@redhat.com>
6110 PR tree-optimization/71031
6111 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
6112 condition and adjust the code a bit.
6114 2016-05-19 Martin Liska <mliska@suse.cz>
6116 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
6117 auto_vec instead of vec.
6119 2016-05-19 Martin Liska <mliska@suse.cz>
6121 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
6123 2016-05-19 Martin Liska <mliska@suse.cz>
6125 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
6127 2016-05-19 Martin Liska <mliska@suse.cz>
6129 * ipa-pure-const.c (set_function_state): Remove an existing
6131 (remove_node_data): Do not free it as it's released
6132 in set_function_state.
6134 2016-05-19 Martin Liska <mliska@suse.cz>
6136 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
6139 2016-05-19 Martin Liska <mliska@suse.cz>
6141 * omp-simd-clone.c (simd_clone_adjust): Release vector.
6143 2016-05-19 Martin Liska <mliska@suse.cz>
6145 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
6146 an auto_vec instead of re-creating it.
6148 2016-05-19 Martin Liska <mliska@suse.cz>
6150 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
6151 auto_vec instead of vec.
6153 2016-05-19 Martin Liska <mliska@suse.cz>
6155 * lto-section-in.c (lto_get_section_data): Call
6156 lto_check_version with additional argument.
6157 * lto-streamer.c (lto_check_version): Add new argument.
6158 * lto-streamer.h (lto_check_version): Likewise.
6160 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6162 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
6163 Don't add cost of inner memory when handling sign-extended loads.
6165 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
6167 PR rtl-optimization/71148
6168 * cse.c (cse_main): Free dominance info.
6169 (rest_of_handle_cse): Don't free dominance info.
6170 (rest_of_handle_cse2): Likewise.
6171 (rest_of_handle_cse_after_global_opts): Likewise.
6173 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6176 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
6177 NULL_TREE early if NEON is not available. Remove now redundant check
6178 in ARM_CHECK_BUILTIN_MODE.
6180 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
6183 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
6184 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
6185 * doc/cpp.texi: Document new macros.
6187 2016-05-19 Bin Cheng <bin.cheng@arm.com>
6189 PR tree-optimization/69848
6190 * tree-vect-loop.c (vectorizable_reduction): Don't factor
6191 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
6193 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
6195 * function.c (thread_prologue_and_epilogue_insn): Move the
6196 "goto epilogue_done" one block later.
6198 2016-05-19 Richard Biener <rguenther@suse.de>
6200 PR tree-optimization/70729
6201 * passes.def: Move LIM pass before PRE. Remove no longer
6202 required copyprop and move first DCE out of the loop pipeline.
6204 2016-05-18 David Malcolm <dmalcolm@redhat.com>
6207 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
6208 (OBJS-libcommon-target): ...here.
6209 * opts-common.c: Include spellcheck.h.
6210 (cmdline_handle_error): Build a vec of valid options and use it
6211 to suggest provide hints for misspelled arguments.
6213 2016-05-18 Jakub Jelinek <jakub@redhat.com>
6216 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
6217 lhs if it has TREE_ADDRESSABLE type.
6219 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
6222 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
6223 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
6225 2016-05-18 Martin Jambor <mjambor@suse.cz>
6228 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
6229 input for NOP_EXPR pass-through functions.
6230 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
6231 aggregate global constant VAR_DECLs in constant jump functions.
6233 2016-05-18 Martin Jambor <mjambor@suse.cz>
6236 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
6237 from TREE_READONLY parameters.
6239 2016-05-18 Martin Jambor <mjambor@suse.cz>
6242 * cgraph.h (cgraph_indirect_call_info): New field
6243 guaranteed_unmodified.
6244 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
6245 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
6247 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
6248 pass the parameter value to ipa_find_agg_cst_for_param.
6249 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
6250 guaranteed_unmodified, store AA results there instead of bailing out
6252 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
6253 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
6254 (find_constructor_constant_at_offset): New function.
6255 (ipa_find_agg_cst_from_init): Likewise.
6256 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
6257 static initializers of contants, report back through a new paameter
6258 from_global_constant if that was the case.
6259 (try_make_edge_direct_simple_call): Also pass parameter value to
6260 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
6262 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
6263 (ipa_read_indirect_edge_info): Likewise.
6264 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
6265 (ipa_load_from_parm_agg): Likewise.
6267 2016-05-18 Jiong Wang <jiong.wang@arm.com>
6269 PR rtl-optimization/71150
6270 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
6273 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6276 * config/rs6000/constraints.md (wE constraint): New constraint
6277 for a vector constant that can be loaded with XXSPLTIB.
6278 (wM constraint): New constraint for a vector constant of a 1's.
6279 (wS constraint): New constraint for a vector constant that can be
6280 loaded with XXSPLTIB and a vector sign extend instruction.
6281 * config/rs6000/predicates.md (xxspltib_constant_split): New
6282 predicates for wE/wS constraints.
6283 (xxspltib_constant_nosplit): Likewise.
6284 (easy_vector_constant): Add support for constants that can be
6285 loaded via XXSPLTIB.
6286 (all_ones_constant): New predicate for vector constant with all
6288 (splat_input_operand): Add support for ISA 3.0 word splat operations.
6289 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
6290 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
6291 instruction and possibly with a sign extension.
6292 (output_vec_const_move): Add support for XXSPLTIB. If we are
6293 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
6294 instead of XXLXOR/XXLORC.
6295 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
6297 (rs6000_legitimize_reload_address): Likewise.
6298 (rs6000_output_move_128bit): Use output_vec_const_move to emit
6300 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
6301 combine VSX_M and VSX_M2 into one iterator.
6303 (VSINT_84): New iterators for loading constants with XXSPLTIB.
6304 (VSINT_842): Likewise.
6305 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
6306 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
6307 XXSPLTIB instruction.
6308 (xxspltib_<mode>_nosplit): Likewise.
6309 (xxspltib_<mode>_split): New insn to load up constants with
6310 XXSPLTIB and a sign extend instruction.
6311 (vsx_mov<mode>): Replace single move that handled all vector types
6312 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
6313 moves (when -mvsx-timode is in effect) into the main vector
6314 moves. Eliminate separate moves for <VSr> <VSa>, where the
6315 preferred register class (<VSr>) is listed first, and the
6316 secondary register class (<VSa>) is listed second with a '?' to
6317 discourage use. Prefer loading 0/-1 in any VSX register for ISA
6318 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
6319 that if the register was involved in a slow operation, the
6320 clear/set operation does not wait for the slow operation to
6321 finish. Adjust the length attributes for 32-bit mode. Use
6322 rs6000_output_move_128bit and drop the use of the string
6323 instructions for 32-bit movti when -mvsx-timode is in effect. Use
6324 spacing so that the alternatives and attributes don't generate
6325 long lines, and put things in columns, so that it is easier to
6326 match up the operands and attributes with the insn alternatives.
6327 (vsx_mov<mode>_64bit): Likewise.
6328 (vsx_mov<mode>_32bit): Likewise.
6329 (vsx_movti_64bit): Fold movti into normal vector moves.
6330 (vsx_movti_32bit): Likewise.
6331 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
6333 (vsx_splat_v4si_internal): Likewise.
6334 (vsx_splat_v4sf_internal): Likewise.
6335 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
6336 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
6337 extend vector elements.
6338 (vsx_sign_extend_hi_<mode>): Likewise.
6339 (vsx_sign_extend_si_v2di): Likewise.
6340 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
6342 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
6343 constraints. Add trailing period to wL documentation.
6345 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
6348 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
6349 * tree-dfa.c (replace_abnormal_ssa_names): New function.
6350 * tree-call-cdce.c: Include tree-dfa.h.
6351 (can_guard_call_p): New function, extracted from...
6352 (can_use_internal_fn): ...here.
6353 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
6355 (shrink_wrap_one_built_in_call): Likewise.
6356 (use_internal_fn): Likewise.
6357 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
6358 and return void. Call replace_abnormal_ssa_names.
6359 (pass_call_cdce::execute): Check can_guard_call_p during the
6360 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
6361 will always change something.
6363 2016-05-18 Martin Jambor <mjambor@suse.cz>
6366 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
6367 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
6369 2016-05-18 Martin Jambor <mjambor@suse.cz>
6372 * ipa-inline.h (condition): New field size.
6373 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
6374 for comaprison and store it into the new condition.
6375 (evaluate_conditions_for_known_args): Use condition size to check
6376 access sizes for all but CHANGED conditions.
6377 (unmodified_parm_1): New parameter size_p, store access size into it.
6378 (unmodified_parm): Likewise.
6379 (unmodified_parm_or_parm_agg_item): Likewise.
6380 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
6381 (set_cond_stmt_execution_predicate): Extract access sizes and store
6383 (set_switch_stmt_execution_predicate): Likewise.
6384 (will_be_nonconstant_expr_predicate): Likewise.
6385 (will_be_nonconstant_predicate): Likewise.
6386 (inline_read_section): Stream condition size.
6387 (inline_write_summary): Likewise.
6389 2016-05-18 Richard Biener <rguenther@suse.de>
6391 * tree-ssa-loop-im.c (determine_max_movement): Properly add
6392 condition cost to PHI cost instead of total_cost.
6394 2016-05-18 Martin Liska <mliska@suse.cz>
6397 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
6400 2016-05-18 Richard Biener <rguenther@suse.de>
6402 * lto-streamer.h (LTO_major_version): Bump to 6.
6404 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
6406 * function.c (make_split_prologue_seq, make_prologue_seq,
6407 make_epilogue_seq): New functions, factored out from...
6408 (thread_prologue_and_epilogue_insns): Here.
6410 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
6412 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
6413 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
6414 of before. Add a comment.
6416 2016-05-18 Bin Cheng <bin.cheng@arm.com>
6418 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
6419 expression pointer, not pointer to the pointer.
6421 2016-05-18 Jakub Jelinek <jakub@redhat.com>
6423 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
6424 (avx2_pbroadcast<mode>): Add another alternative with v instead
6425 of x constraints in it, using <pbroadcast_evex_isa> isa.
6426 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
6428 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
6429 constraint x instead of v in second alternative, add avx512bw
6432 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
6433 constraint x instead of v in second alternative, add avx512bw
6436 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
6437 constraint x instead of v in second alternative, add avx512bw
6440 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
6441 avx512bw alternative.
6443 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
6445 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
6447 (define_insn "*andnottf3"): Ditto.
6448 (define_insn "*<code><mode>3"/any_logic): Ditto.
6449 (define_insn "*<code>tf3"/any_logic): Ditto.
6450 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
6451 operand to block AVX-512VL insn variant emit when it is not enabled.
6453 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
6455 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
6456 constraint fot SF mode.
6458 2016-05-18 Petr Murzin <petr.murzin@intel.com>
6459 Kirill Yukhin <kirill.yukhin@intel.com>
6461 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
6463 (define_insn "rsqrt14<mode>"): Ditto.
6464 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
6465 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
6466 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
6467 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
6468 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
6470 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
6471 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
6472 * config/i386/i386.c (ix86_print_operand): Expand check for size
6473 override codes for Intel syntax.
6475 2016-05-18 Richard Biener <rguenther@suse.de>
6477 PR tree-optimization/71168
6478 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
6479 initialization earlier.
6481 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
6483 * config/aarch64/aarch64-simd.md
6484 (aarch64_reduc_plus_internal<mode>): Rename to...
6485 (reduc_plus_scal): ...This, and remove previous implementation.
6487 2016-05-18 Richard Biener <rguenther@suse.de>
6489 * passes.def: Put late dse and cd_dce in canonical order.
6491 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
6493 * ipa-inline-transform.c (preserve_function_body_p): Look for
6494 first non-thunk clone.
6495 (save_function_body): Save into first non-thunk.
6496 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
6498 (lto_output_node): Inline thunks don't need body in every
6500 * lto-streamer-in.c: Do not fixup thunk clones.
6501 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
6503 * tree-inline.c (copy_bb): Be prepared for target node to be new after
6506 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
6509 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
6510 (reassociate_bb): Call transform_add_to_multiply.
6512 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
6514 * config/aarch64/aarch64.c (all_extensions): Removed unused
6517 2016-05-17 Nathan Sidwell <nathan@acm.org>
6519 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
6520 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
6522 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
6524 PR tree-optimization/54579
6526 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
6528 2016-05-17 Marek Polacek <polacek@redhat.com>
6531 * tree-inline.c (expand_call_inline): Call
6532 maybe_remove_unused_call_args.
6534 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
6536 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
6537 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
6538 * doc/md.texi (fmin@var{m}3): Likewise.
6540 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6542 * match.pd (X & C): New transformation.
6544 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6546 * match.pd (~X & Y): New transformation.
6548 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6550 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
6551 information for new SSA_NAME.
6552 (simplify_conversion_using_ranges): Get range through get_range_info
6553 instead of get_value_range.
6555 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6557 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
6558 Remove inline assembly.
6559 (vmvn_s16): Likewise.
6560 (vmvn_s32): Likewise.
6561 (vmvn_u8): Likewise.
6562 (vmvn_u16): Likewise.
6563 (vmvn_u32): Likewise.
6564 (vmvnq_s8): Likewise.
6565 (vmvnq_s16): Likewise.
6566 (vmvnq_s32): Likewise.
6567 (vmvnq_u8): Likewise.
6568 (vmvnq_u16): Likewise.
6569 (vmvnq_u32): Likewise.
6570 (vmvn_p8): Likewise.
6571 (vmvnq_p16): Likewise.
6573 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6575 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
6577 (vmul_n_s16): Likewise.
6578 (vmul_n_s32): Likewise.
6579 (vmul_n_u16): Likewise.
6580 (vmul_n_u32): Likewise.
6581 (vmulq_n_f32): Likewise.
6582 (vmulq_n_f64): Likewise.
6583 (vmulq_n_s16): Likewise.
6584 (vmulq_n_s32): Likewise.
6585 (vmulq_n_u16): Likewise.
6586 (vmulq_n_u32): Likewise.
6588 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6590 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
6591 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
6593 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6595 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
6596 to *aarch64_fma4_elt_from_dup<mode>.
6597 (*aarch64_fnma4_elt_to_128df): Rename to
6598 *aarch64_fnma4_elt_from_dup<mode>.
6599 * config/aarch64/arm_neon.h (vfma_n_f64): New.
6600 (vfms_n_f32): Likewise.
6601 (vfms_n_f64): Likewise.
6602 (vfmsq_n_f32): Likewise.
6603 (vfmsq_n_f64): Likewise.
6605 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
6607 * wide-int.h: Change fixed_wide_int_storage from class to struct.
6609 2016-05-17 Richard Biener <rguenther@suse.de>
6611 PR tree-optimization/71132
6612 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
6613 Only add control dependences for blocks in the loop.
6614 (build_rdg): Adjust.
6615 (generate_code_for_partition): Return whether loop should
6616 be destroyed and delay that.
6617 (distribute_loop): Likewise.
6618 (pass_loop_distribution::execute): Record loops to be destroyed
6619 and perform delayed destroying of loops.
6621 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6624 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
6626 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6628 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
6630 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
6633 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
6634 insertion point for instructions generated by validize_mem.
6636 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6638 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
6641 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6643 * config/aarch64/aarch64.c
6644 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
6645 rather than a macro.
6647 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6649 * doc/invoke.texi (AArch64 Options): Various updates.
6651 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6653 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
6654 into instrumentation thunks.
6655 * cif-code.def (CIF_CHKP): New.
6657 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
6659 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
6661 2016-05-16 Martin Jambor <mjambor@suse.cz>
6663 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
6664 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
6666 2016-05-16 Marek Polacek <polacek@redhat.com>
6668 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
6671 2016-05-16 Martin Jambor <mjambor@suse.cz>
6674 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
6675 the outlined kernel function.
6677 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
6679 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
6680 (ISA_HAS_DLSA): Ditto.
6682 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6684 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
6686 2016-05-16 Nathan Sidwell <nathan@acm.org>
6688 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
6689 (nvptx_name_replacement): Restore. Add comment.
6690 (write_fn_proto, write_fn_proto_from_insn,
6691 nvptx_output_call_insn): Restore
6692 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
6694 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6696 * config/aarch64/aarch64.md
6697 (add<mode>3_compareC_cconly_imm): Remove use of %w.
6698 (add<mode>3_compareC_imm): Likewise.
6699 (<optab>si3_uxtw): Split into register and immediate variants.
6700 (andsi3_compare0_uxtw): Likewise.
6701 (and<mode>3_compare0): Likewise.
6702 (and<mode>3nr_compare0): Likewise.
6703 (stack_protect_test_<mode>): Don't use %x for memory operands.
6705 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6707 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
6709 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6711 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
6712 Split integer shifts into shift_reg and bfm.
6713 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
6714 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
6715 (ror<mode>3_insn): Likewise.
6716 (<optab>si3_insn_uxtw): Likewise.
6717 (<optab><mode>3_insn): Change to rotate_imm.
6718 (extr<mode>5_insn_alt): Likewise.
6719 (extrsi5_insn_uxtw): Likewise.
6720 (extrsi5_insn_uxtw_alt): Likewise.
6722 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6724 * doc/tm.texi: Regenerate.
6725 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
6726 (TARGET_INVALID_RETURN_TYPE): Remove.
6727 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
6728 TARGET_INVALID_RETURN_TYPE.
6729 * target.def (invalid_parameter_type): Remove.
6730 (invalid_return_type): Remove.
6732 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6734 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
6735 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
6737 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
6739 (preserve_function_body_p): No need to preserve function body
6740 * cif-codes.def (CIF_THUNK): Remove.
6741 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
6743 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6745 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
6747 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6749 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
6752 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6754 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
6755 (inline_small_functions): Do not look for function symbol when
6758 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6760 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
6763 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6764 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6765 Jiong Wang <jiong.wang@arm.com>
6767 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
6768 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
6769 Define __ARM_FP16_ARGS when appropriate.
6770 * config/arm/arm.c (arm_invalid_parameter_type): Remove
6772 (arm_invalid_return_type): Likewise.
6773 (TARGET_INVALID_PARAMETER_TYPE): Remove.
6774 (TARGET_INVALID_RETURN_TYPE): Remove.
6775 (aapcs_vfp_sub_candidate): Allow HFmode.
6776 (aapcs_vfp_allocate): Add comment. Support HFmode.
6777 (aapcs_vfp_allocate_return_reg): Likewise.
6778 (struct aapcs_cp_arg_layout): Slightly reword comments for
6779 is_return_candidate and allocate_return_reg.
6780 (output_mov_vfp): Update assert.
6781 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
6783 (arm_invalid_parameter_type): Remove.
6784 (amr_invalid_return_type): Remove.
6785 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
6786 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
6787 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
6789 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6791 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
6792 * config/aarch64/arch64-protos.h
6793 (aarch64_legitimize_reload_address): Remove.
6794 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
6797 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
6799 * configure.ac: Add ACX_NONCANONICAL_HOST.
6800 * configure: Regenerate.
6801 * Makefile.in: Set host_noncanonical.
6803 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
6806 * config/i386/i386.md (*movtf_internal): Before register allocation,
6807 do not allow FP constants for CM_MEDIUM memory model, allow only
6808 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
6809 (*movxf_internal): Ditto.
6810 (*movdf_internal): Ditto.
6811 (*movsf_internal): Ditto.
6813 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
6815 PR rtl-optimization/67483
6816 * combine.c (make_compound_operation): Don't call extract_left_shift
6817 with negative shift amounts.
6819 2016-05-13 Jakub Jelinek <jakub@redhat.com>
6822 * fold-const.c (fold_checksum_tree): Allow modification
6823 of TYPE_ALIAS_SET during folding.
6825 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
6826 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
6827 (ix86_split_to_parts): Likewise. Fix up formatting.
6829 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
6831 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
6832 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
6835 2016-05-13 Nathan Sidwell <nathan@acm.org>
6837 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
6838 (nvptx_name_replacement): Delete.
6839 (write_fn_proto, write_fn_proto_from_insn,
6840 nvptx_output_call_insn): Remove nvptx_name_replacement call.
6841 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
6842 * langhooks.c (add_builtin_funcction_common): Call
6843 targetm.mangle_decl_assembler_name.
6845 * config/nvptx/nvptx.c (write_fn_proto): Handle
6846 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
6848 2016-05-13 Martin Liska <mliska@suse.cz>
6850 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
6851 and PRIu64 in printf format.
6853 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6855 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
6858 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6860 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6861 Change --param max-completely-peeled-times to
6862 --param max-completely-peel-times in dump file printing.
6864 2016-05-13 Richard Biener <rguenther@suse.de>
6866 PR tree-optimization/42587
6867 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
6868 (find_bswap_or_nop_1): Likewise.
6869 (bswap_replace): Likewise.
6871 2016-05-13 Martin Liska <mliska@suse.cz>
6873 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
6874 Initialize a variable with default value.
6876 2016-05-13 Martin Liska <mliska@suse.cz>
6878 * doc/invoke.texi: Enhance explanation of error recovery
6881 2016-05-13 Martin Liska <mliska@suse.cz>
6883 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
6884 (struct cost_pair): Change inv_expr_id (int) to inv_expr
6885 (iv_inv_expr_ent *).
6886 (struct iv_inv_expr_ent): Comment struct fields.
6887 (sort_iv_inv_expr_ent): New function.
6888 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
6889 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
6890 a hash_map between iv_inv_expr_ent and number of usages.
6891 (niter_for_exit): Fix coding style.
6892 (tree_ssa_iv_optimize_init): Use renamed variable.
6893 (determine_base_object): Fix coding style.
6894 (alloc_iv): Likewise.
6895 (find_interesting_uses_outside): Likewise.
6896 (add_candidate_1): Likewise.
6897 (add_standard_iv_candidates): Likewise.
6898 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
6899 (prepare_decl_rtl): Fix coding style.
6900 (get_address_cost): Likewise.
6901 (get_shiftadd_cost): Likewise.
6902 (force_expr_to_var_cost): Likewise.
6903 (compare_aff_trees): Likewise.
6904 (get_expr_id): Restructure the function.
6905 (get_loop_invariant_expr_id): Renamed to
6906 get_loop_invariant_expr.
6907 (get_computation_cost_at): Replace usage of inv_expr_id with
6909 (get_computation_cost): Likewise.
6910 (determine_group_iv_cost_generic): Likewise.
6911 (determine_group_iv_cost_address): Likewise.
6912 (iv_period): Fix coding style.
6913 (iv_elimination_compare_lt): Likewise.
6914 (may_eliminate_iv): Likewise.
6915 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
6917 (determine_group_iv_costs): Dump invariant expressions.
6918 (iv_ca_recount_cost): Use the newly added hash_map.
6919 (iv_ca_set_remove_invariants): Fix coding style.
6920 (iv_ca_set_add_invariants): Fix coding style.
6921 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
6923 (iv_ca_set_cp): Likewise.
6924 (iv_ca_new): Initialize the newly added hash_map and remove
6925 initialization of fields.
6926 (iv_ca_free): Delete the hash_map.
6927 (iv_ca_dump): Dump invariant expressions.
6928 (iv_ca_extend): Fix coding style.
6929 (try_add_cand_for): Likewise.
6930 (create_new_ivs): Dump information about # of avg iterations and
6931 # of used invariant expressions.
6932 (rewrite_use_compare): Fix coding style.
6933 (free_loop_data): Set default value for max_inv_expr_id.
6935 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
6937 * cse.c (rest_of_handle_cse): Use cleanup_cfg
6938 returned value cse_cfg_altered computation.
6939 (rest_of_handle_cse2): Likewise.
6940 (rest_of_handle_cse_after_global_opts): Likewise.
6942 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6945 * config/arm/arm.c (arm32_output_mi_thunk): New.
6946 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
6947 to split Thumb1 vs TARGET_32BIT functionality.
6948 (arm_thumb1_mi_thunk): New.
6950 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6952 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
6955 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6958 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
6960 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
6962 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
6963 (expand_builtin_trap): Emit a regular call.
6964 (set_builtin_user_assembler_name): Remove obsolete cases.
6965 * dse.c (scan_insn): Adjust.
6966 * except.c: Include calls.h.
6967 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
6968 emit a regular call to setjmp.
6969 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
6970 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
6971 (emit_block_move_via_libcall): Delete.
6972 (block_move_fn): Delete.
6973 (init_block_move_fn): Likewise.
6974 (emit_block_move_libcall_fn): Likewise.
6975 (emit_block_op_via_libcall): New function.
6976 (set_storage_via_libcall): Tidy up and use memset builtin.
6977 (block_clear_fn): Delete.
6978 (init_block_clear_fn): Likewise.
6979 (clear_storage_libcall_fn): Likewise.
6980 (expand_assignment): Call emit_block_move_via_libcall.
6981 Do not include gt-expr.h.
6982 * expr.h (emit_block_op_via_libcall): Declare.
6983 (emit_block_copy_via_libcall): New inline function.
6984 (emit_block_move_via_libcall): Likewise.
6985 (emit_block_comp_via_libcall): Likewise.
6986 (block_clear_fn): Delete.
6987 (init_block_move_fn): Likewise.
6988 (init_block_clear_fn): Likewise.
6989 (emit_block_move_via_libcall): Likewise.
6990 (set_storage_via_libcall): Add default parameter value.
6991 * libfuncs.h (enum libfunc_index): Remove obsolete values.
6992 (abort_libfunc): Delete.
6993 (memcpy_libfunc): Likewise.
6994 (memmove_libfunc): Likewise.
6995 (memcmp_libfunc): Likewise.
6996 (memset_libfunc): Likewise.
6997 (setbits_libfunc): Likewise.
6998 (setjmp_libfunc): Likewise.
6999 (longjmp_libfunc): Likewise.
7000 (profile_function_entry_libfunc): Likewise.
7001 (profile_function_exit_libfunc): Likewise.
7002 (gcov_flush_libfunc): Likewise.
7003 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
7004 and DECL_VISIBILITY on the declaration.
7005 (init_optabs): Do not initialize obsolete libfuncs.
7006 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
7007 * tree-core.h (ECF_RET1): Define.
7008 (ECF_TM_PURE): Adjust.
7009 (ECF_TM_BUILTIN): Likewise.
7010 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
7011 (build_common_builtin_nodes): Initialize abort builtin.
7012 Add ECF_RET1 on memcpy, memmove and memset builtins.
7013 Pass final flags for alloca and alloca_with_align builtins.
7014 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
7016 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
7017 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
7018 set_storage_via_libcall and call emit_block_copy_via_libcall.
7020 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
7022 * config/i386/i386.md (*call_got_x32): Change operand 0 to
7023 DImode before it is passed to ix86_output_call_operand.
7024 (*call_value_got_x32): Ditto for operand 1.
7026 2016-05-12 Jiong Wang <jiong.wang@arm.com>
7028 PR rtl-optimization/70904
7029 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
7030 reload for wide mode.
7032 2016-05-12 Marek Polacek <polacek@redhat.com>
7035 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
7036 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
7037 * langhooks.h (incomplete_type_error): Likewise.
7038 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
7039 parameter, pass it down to incomplete_type_error.
7040 * tree.h (size_in_bytes): New inline overload.
7041 (size_in_bytes_loc): Renamed from size_in_bytes.
7043 2016-05-12 Richard Biener <rguenther@suse.de>
7045 PR tree-optimization/71059
7046 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
7047 nary before looking up or entering the expression into the VN
7049 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
7050 Make sure to re-use NARYs without result as inserted by
7053 2016-05-12 Richard Biener <rguenther@suse.de>
7055 PR tree-optimization/71062
7056 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
7058 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7059 vars_contains_restrict if the var is a restrict tag.
7060 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
7061 do not disambiguate pointers against it.
7062 (dump_points_to_solution): Re-structure and adjust for new
7063 vars_contains_restrict flag.
7064 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
7066 2016-05-12 Martin Liska <mliska@suse.cz>
7068 * doc/invoke.texi: Explain connection between
7069 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
7071 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
7073 PR tree-optimization/71006
7074 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
7075 consider COND_EXPR as a mask producer.
7077 2016-05-12 Marek Polacek <polacek@redhat.com>
7080 * opts.c (common_handle_option): Detect missing argument for --help^.
7082 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7085 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
7086 when popping the PC and within an interrupt handler routine.
7087 Add missing tab to output of "ldmfd".
7088 (output_return_instruction): Output LDMFD with SP update rather
7089 than POP when returning from interrupt handler.
7091 2016-05-12 Jakub Jelinek <jakub@redhat.com>
7093 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
7094 TARGET_64BIT && TARGET_AVX512DQ.
7095 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
7096 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
7097 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
7098 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
7099 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
7100 (*vec_extractv4si_zext): Add avx512dq alternative.
7101 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
7102 use v instead of x constraint in other alternatives where possible.
7104 * config/i386/sse.md (sse2_loadld): Use v instead of x
7105 constraint in alternatives 0,1,4.
7107 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
7108 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
7109 v constraints instead of x and <pinsr_evex_isa> isa attribute.
7112 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
7113 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
7114 is not emitted unless TARGET_AVX512BW.
7115 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
7116 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
7117 for the result operand.
7119 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
7120 constraint instead of x in avx alternatives. Use maybe_evex instead
7123 * config/i386/constraints.md (Yv): New constraint.
7124 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
7125 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
7126 * config/i386/i386.md (avx512fvecmode): New mode attr.
7127 (*pushtf): Use v constraint instead of x.
7128 (*movtf_internal): Likewise. For TARGET_AVX512VL and
7129 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
7130 (*absneg<mode>2): Use Yv constraint instead of x constraint.
7131 (*absnegtf2_sse): Likewise.
7132 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
7133 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
7134 avx512f alternatives.
7135 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
7137 2016-05-12 Richard Biener <rguenther@suse.de>
7139 PR tree-optimization/71060
7140 * tree-data-ref.c (initialize_data_dependence_relation): Do not
7141 require exact match of DR_BASE_OBJECT but only matching address and
7144 2016-05-12 Richard Biener <rguenther@suse.de>
7146 PR tree-optimization/70986
7147 * cfganal.c: Include cfgloop.h.
7148 (dfs_find_deadend): Prefer to take edges exiting loops.
7150 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7152 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
7153 compile and run time.
7155 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
7158 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
7160 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
7162 * config/i386/i386.c (legitimize_pic_address): Use
7163 copy_to_suggested_reg instead of gen_movsi.
7165 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7167 * config/rs6000/predicates.md (quad_memory_operand): Move most of
7168 the code into quad_address_p and call it to share code with
7169 vsx_quad_dform_memory_operand.
7170 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
7172 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
7173 bit instead of being a separate word. Split -mpower9-dform into
7174 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
7175 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
7176 for the register class supporting 128-bit quad word memory offsets.
7177 (mode_supports_vsx_dform_quad): Helper function to return if the
7178 register class uses quad word memory offsets.
7179 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
7180 (rs6000_debug_reg_global): Always print if we are using LRA or not.
7181 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
7182 instructions are enabled, set up the appropriate addr_masks for
7184 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
7185 -mpower9-dform-scalar, instead of -mpower9-dform.
7186 (rs6000_option_override_internal): Split -mpower9-dform into two
7187 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
7188 -mpower9-dform switch sets or clears both. If we are not using
7189 the LRA register allocator, do not enable -mpower9-dform-vector by
7190 default. If we are using LRA, enable -mpower9-dform-vector and
7191 -mvsx-timode if it is appropriate. Issue a warning if either
7192 -mpower9-dform-vector or -mvsx-timode are explicitly used without
7194 (quad_address_offset_p): New helper function to return if the
7195 offset is legal for quad word memory instructions.
7196 (quad_address_p): New function to determin if GPR or vector
7197 register quad word memory addresses are legal.
7198 (mem_operand_gpr): Validate quad word address offsets.
7199 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
7200 d-form (register + offset) instructions.
7201 (offsettable_ok_by_alignment): Likewise.
7202 (rs6000_legitimate_offset_address_p): Likewise.
7203 (legitimate_lo_sum_address_p): Likewise.
7204 (rs6000_legitimize_address): Likewise.
7205 (rs6000_legitimize_reload_address): Add more debug statements for
7207 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
7208 d-form instructions.
7209 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
7210 d-form instructions. Distinguish different cases in debug
7211 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
7212 d-form instructions.
7213 (rs6000_preferred_reload_class): Likewise.
7214 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
7215 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
7216 of the ISA 2.06 indexed memory instructions.
7217 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
7218 use them to save/restore the saved vector registers instead of
7219 using Altivec instructions.
7220 (rs6000_emit_epilogue): Likewise.
7221 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
7222 (rs6000_opt_masks): Split -mpower9-dform into
7223 -mpower9-dform-scalar and -mpower9-dform-vector.
7224 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
7226 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
7227 ISA 3.0 vector indexed memory instructions, and fold the code into
7228 the normal mov<mode> patterns.
7229 (p9_vecstore_<mode>): Likewise.
7230 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
7232 (vsx_movti_64bit): Likewise.
7233 (vsx_movti_32bit): Likewise.
7234 * config/rs6000/constraints.md (wO constraint): New constraint for
7235 ISA 3.0 vector d-form support.
7236 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
7237 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
7238 include -mpower9-dform-vector until we switch over to LRA.
7239 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
7240 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
7241 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
7242 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
7243 for -mpower9-dform and -mlra.
7244 * doc/md.texi (wO constraint): Document wO constraint.
7246 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
7248 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
7249 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
7250 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
7251 Move handling of non-insn arguments inline into the sole user:
7252 (output_trans_func): ...here.
7253 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
7254 in emitted function prototype.
7255 (output_internal_insn_latency_func): Ditto. Simplify.
7256 (output_internal_maximal_insn_latency_func): Ditto. Delete
7257 always-unused argument.
7258 (output_insn_latency_func): Ditto.
7259 (output_maximal_insn_latency_func): Ditto.
7261 2016-05-11 Richard Biener <rguenther@suse.de>
7263 PR tree-optimization/71055
7264 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
7265 sth with precision not equal to access size verify we don't chop
7268 2016-05-11 Richard Biener <rguenther@suse.de>
7271 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
7272 (dwarf2out_finish): Move retry_incomplete_types call ...
7273 (dwarf2out_early_finish): ... here.
7275 2016-05-11 Richard Biener <rguenther@suse.de>
7278 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
7279 if the langhook insists on it.
7280 * fold-const.c (make_bit_field_ref): Add arg for the original
7281 reference and preserve its alias-set.
7282 (decode_field_reference): Take exp by reference and adjust it
7283 to the original memory reference.
7284 (optimize_bit_field_compare): Adjust callers.
7285 (fold_truth_andor_1): Likewise.
7286 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
7288 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
7291 * cfgrtl.h (delete_insn_and_edges): Now return bool.
7292 * cfgrtl.c (delete_insn_and_edges): Likewise.
7293 * config/i386/i386.c (convert_scalars_to_vector): Remove
7295 * cse.c (cse_insn): Compute cse_cfg_altered.
7296 (delete_trivially_dead_insns): Likewise.
7297 (cse_cc_succs): Likewise.
7298 (rest_of_handle_cse): Free dominance info if required.
7299 (rest_of_handle_cse2): Likewise.
7300 (rest_of_handle_cse_after_global_opts): Likewise.
7302 2016-05-11 Alan Modra <amodra@gmail.com>
7304 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
7305 abi_v4_pass_in_fpr): New functions.
7306 (rs6000_function_arg_boundary): Exclude complex IBM long double
7307 from 64-bit alignment when ABI_V4.
7308 (rs6000_function_arg, rs6000_function_arg_advance_1,
7309 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
7311 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
7313 PR rtl-optimization/71028
7314 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
7315 jump with just a return in the fallthrough block if the branch
7316 block contains just a return as well.
7318 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
7320 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
7321 * match.pd ((X & Y) ^ Y): ... this.
7322 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
7323 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
7325 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7327 * read-md.c (require_char_ws): New function.
7328 (read_string): Simplify using require_char_ws.
7329 (handle_constants): Likewise.
7330 (handle_enum): Likewise.
7331 (handle_file): Likewise.
7332 * read-md.h (require_char_ws): New declaration.
7333 * read-rtl.c (read_conditions): Simplify using require_char_ws.
7334 (read_mapping): Likewise.
7335 (read_rtx_code): Likewise.
7336 (read_nested_rtx): Likewise.
7338 2016-05-10 James Norris <jnorris@codesourcery.com>
7340 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
7341 if offloading is enabled and -fopenacc or -fopenmp is specified.
7342 (CRTOFFLOADEND): Likewise.
7343 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
7344 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
7346 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
7348 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
7349 gotoff_operand code paths. Use copy_to_suggested_regs and
7350 expand_simple_binop where appropriate. Cleanup.
7352 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7355 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
7357 (dimode_scalar_chain::vector_const_cost): New.
7358 (dimode_scalar_chain::compute_convert_gain): Handle constants.
7359 (dimode_scalar_chain::convert_op): Likewise.
7360 (dimode_scalar_chain::convert_insn): Likewise.
7362 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
7364 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
7365 unary operation, not a binary one.
7367 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7370 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
7371 calls with type casted fndecl.
7373 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7375 PR tree-optimization/70786
7376 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
7377 * calls.c (initialize_argument_information): Bind bounds
7378 with corresponding args passed by reference.
7380 2016-05-10 Jakub Jelinek <jakub@redhat.com>
7383 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
7384 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
7385 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
7388 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7391 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
7392 code for a zero scale factor.
7393 (vsx_xvcvdpuxds_scale): Likewise.
7395 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7397 * diagnostic-show-locus.c (layout::layout): Call show_ruler
7398 if show_ruler_p was set on the context.
7399 (layout::show_ruler): New method.
7400 * diagnostic.h (struct diagnostic_context): Add field
7403 2016-05-10 Richard Biener <rguenther@suse.de>
7405 PR tree-optimization/71039
7406 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
7407 (chk_uses): New function.
7408 (propagate_with_phi): Verify we can safely replicate the lhs of an
7409 aggregate assignment on all incoming edges.
7411 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
7413 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
7415 (rx_atomic_sequence): New class.
7416 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
7417 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
7419 (rx_atomic_sequence::rx_atomic_sequence,
7420 rx_atomic_sequence::~rx_atomic_sequence): New functions.
7421 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
7422 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
7423 CTRLREG_INTB): New constants.
7424 (FETCHOP): New code iterator.
7425 (fethcop_name, fetchop_name2): New iterator code attributes.
7426 (QIHI): New mode iterator.
7427 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
7428 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
7429 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
7431 2016-05-10 Martin Liska <mliska@suse.cz>
7433 * tree-inline.c (remap_dependence_clique): Do not remap
7434 debugging statements.
7436 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7438 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
7439 ("*fixuns_truncdfdi2_z13")
7440 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
7441 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
7442 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
7444 2016-05-10 Richard Biener <rguenther@suse.de>
7446 PR tree-optimization/70497
7447 PR tree-optimization/28367
7448 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
7450 (visit_reference_op_load): ... here.
7451 (vn_reference_lookup_3): Use it to handle subreg-like accesses
7452 with simplified BIT_FIELD_REFs.
7453 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
7454 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
7457 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
7459 * dwarf2out.c (add_abstract_origin_attribute): Adjust
7460 documentation comment. For BLOCK nodes, add a
7461 DW_AT_abstract_origin attribute that points to the DIE generated
7462 for the origin BLOCK.
7463 (gen_lexical_block_die): Call add_abstract_origin_attribute for
7464 blocks from inlined functions.
7466 2016-05-10 Alan Modra <amodra@gmail.com>
7469 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
7470 regrename modifying insns saving lr before __morestack call.
7471 * config/rs6000/rs6000.md (split_stack_return): Similarly for
7472 insns restoring lr after __morestack call.
7474 2016-05-09 Jakub Jelinek <jakub@redhat.com>
7476 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
7477 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
7479 * config/i386/sse.md (vec_interleave_high<mode>,
7480 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
7481 <avx512>_vpermt2var<mode>3_maskz): Likewise.
7483 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7485 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
7486 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
7487 parallel reassociation for power8 and forward.
7489 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
7491 * config/i386/i386.md (absneg splitters with general regs): Use
7492 general_reg_operand predicate.
7493 (btsq peephole2): Use x86_64_immediate_operand to check if new
7494 value is suitable for immediate operand. Generate emitted insn
7495 using RTL expressions.
7496 (btcq peephole2): Ditto.
7497 (btrq peephole2): Ditto. Generate correct immediate operand
7500 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
7502 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
7505 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
7507 * tree-affine.c (wide_int_constant_multiple_p): Add missing
7508 pointer dereference.
7510 2016-05-09 Richard Biener <rguenther@suse.de>
7512 PR tree-optimization/70985
7513 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
7514 op0 isn't a gimple register.
7516 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
7518 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
7519 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
7520 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
7521 (i6400_fpu_mult): New cpu units.
7522 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
7523 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
7524 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
7525 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
7526 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
7527 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
7528 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
7529 (i6400_msa_long_float4, i6400_msa_long_float5)
7530 (i6400_msa_long_float8, i6400_msa_fdiv_df)
7531 (i6400_msa_fdiv_sf): New reservations.
7532 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
7533 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
7534 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
7535 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
7536 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
7537 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
7538 (msa_short_cmp, msa_short_float2, msa_short_logic3)
7539 (msa_short_store4, msa_long_load, msa_short_store)
7540 (msa_long_logic, msa_long_float2, msa_long_float4)
7541 (msa_long_float5, msa_long_float8, msa_long_mult)
7542 (msa_long_fdiv, msa_long_div): New reservations.
7544 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
7545 Sameera Deshpande <sameera.deshpande@imgtec.com>
7546 Matthew Fortune <matthew.fortune@imgtec.com>
7547 Graham Stott <graham.stott@imgtec.com>
7548 Chao-ying Fu <chao-ying.fu@imgtec.com>
7550 * config.gcc: Add MSA header file for mips*-*-* target.
7551 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
7552 (Ubv8i, Urv8): New constraints.
7553 * config/mips/mips-ftypes.def: Add function types for MSA
7555 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
7556 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
7557 * config/mips/mips-msa.md: New file.
7558 * config/mips/mips-protos.h
7559 (mips_split_128bit_const_insns): New prototype.
7560 (mips_msa_idiv_insns): Likewise.
7561 (mips_split_128bit_move): Likewise.
7562 (mips_split_128bit_move_p): Likewise.
7563 (mips_split_msa_copy_d): Likewise.
7564 (mips_split_msa_insert_d): Likewise.
7565 (mips_split_msa_fill_d): Likewise.
7566 (mips_expand_msa_branch): Likewise.
7567 (mips_const_vector_same_val_p): Likewise.
7568 (mips_const_vector_same_bytes_p): Likewise.
7569 (mips_const_vector_same_int_p): Likewise.
7570 (mips_const_vector_shuffle_set_p): Likewise.
7571 (mips_const_vector_bitimm_set_p): Likewise.
7572 (mips_const_vector_bitimm_clr_p): Likewise.
7573 (mips_msa_vec_parallel_const_half): Likewise.
7574 (mips_msa_output_division): Likewise.
7575 (mips_ldst_scaled_shift): Likewise.
7576 (mips_expand_vec_cond_expr): Likewise.
7577 * config/mips/mips.c (enum mips_builtin_type): Add
7578 MIPS_BUILTIN_MSA_TEST_BRANCH.
7579 (mips_gen_const_int_vector_shuffle): New prototype.
7580 (mips_const_vector_bitimm_set_p): New function.
7581 (mips_const_vector_bitimm_clr_p): Likewise.
7582 (mips_const_vector_same_val_p): Likewise.
7583 (mips_const_vector_same_bytes_p): Likewise.
7584 (mips_const_vector_same_int_p): Likewise.
7585 (mips_const_vector_shuffle_set_p): Likewise.
7586 (mips_symbol_insns): Forbid loading symbols via immediate for
7588 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
7590 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
7592 (mips_lx_address_p): Add support load indexed address for MSA.
7593 (mips_address_insns): Add calculation of instructions needed for
7594 stores and loads for MSA.
7595 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
7596 CONST_VECTOR for MSA and let it fall through.
7597 (mips_ldst_scaled_shift): New function.
7598 (mips_subword_at_byte): Likewise.
7599 (mips_msa_idiv_insns): Likewise.
7600 (mips_legitimize_move): Validate MSA moves.
7601 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
7602 calculation of costs for MSA division.
7603 (mips_split_move_p): Check if MSA moves need splitting.
7604 (mips_split_move): Split MSA moves if necessary.
7605 (mips_split_128bit_move_p): New function.
7606 (mips_split_128bit_move): Likewise.
7607 (mips_split_msa_copy_d): Likewise.
7608 (mips_split_msa_insert_d): Likewise.
7609 (mips_split_msa_fill_d): Likewise.
7610 (mips_output_move): Handle MSA moves.
7611 (mips_expand_msa_branch): New function.
7612 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
7613 Reinstate 'y' modifier.
7614 (mips_file_start): Add MSA .gnu_attribute.
7615 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
7617 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
7618 (mips_class_max_nregs): Add register size for MSA supported mode.
7619 (mips_cannot_change_mode_class): Allow conversion between MSA
7620 vector modes and TImode.
7621 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
7623 (mips_secondary_reload_class): Force MSA loads/stores via memory.
7624 (mips_preferred_simd_mode): Add preffered modes for MSA.
7625 (mips_vector_mode_supported_p): Add MSA supported modes.
7626 (mips_autovectorize_vector_sizes): New function.
7627 (mips_msa_output_division): Likewise.
7628 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
7629 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
7630 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
7631 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
7632 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
7633 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
7634 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
7635 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
7636 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
7637 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
7638 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
7639 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
7640 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
7641 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
7642 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
7643 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
7644 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
7645 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
7646 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
7647 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
7648 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
7649 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
7650 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
7651 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
7652 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
7653 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
7654 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
7655 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
7656 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
7657 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
7658 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
7659 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
7660 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
7661 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
7662 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
7663 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
7664 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
7665 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
7666 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
7667 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
7668 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
7669 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
7670 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
7671 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
7672 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7673 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7674 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7675 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7676 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7677 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7678 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7679 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7680 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
7681 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
7682 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
7683 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
7684 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
7685 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
7686 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
7687 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
7688 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
7689 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
7690 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
7691 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
7692 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
7693 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
7694 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
7695 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
7696 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
7697 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
7698 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
7699 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
7700 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
7701 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
7702 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
7703 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
7704 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
7705 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
7706 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
7707 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
7708 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
7709 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
7710 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
7711 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
7712 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
7713 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
7714 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
7715 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
7716 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
7717 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
7718 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
7719 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
7720 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
7721 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
7722 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
7723 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
7724 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
7725 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
7726 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
7727 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
7728 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
7729 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
7730 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
7731 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
7732 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
7733 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
7734 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
7735 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
7736 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
7737 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
7738 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
7739 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
7740 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
7741 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
7742 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
7743 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
7744 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
7745 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
7746 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
7747 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
7748 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
7749 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
7750 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
7751 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
7752 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
7753 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
7754 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
7755 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
7756 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
7757 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
7758 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
7759 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
7760 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
7761 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
7762 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
7763 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
7764 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
7765 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
7766 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
7767 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
7768 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
7769 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
7770 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
7771 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
7772 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
7773 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
7774 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
7775 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
7776 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
7777 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
7778 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
7780 (mips_get_builtin_decl_index): New array.
7781 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
7782 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
7783 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
7784 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
7785 (mips_init_builtins): Initialize mips_get_builtin_decl_index
7787 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7789 (mips_expand_builtin_insn): Prepare operands for
7790 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
7791 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
7792 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
7793 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
7794 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
7795 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
7796 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
7797 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
7798 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
7799 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
7800 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
7801 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
7802 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
7803 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
7804 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
7805 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
7806 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
7807 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
7808 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
7809 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
7810 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
7811 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
7812 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
7813 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
7814 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
7815 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
7816 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
7817 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
7818 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
7819 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
7820 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
7821 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
7822 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
7823 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
7824 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
7825 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
7826 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
7827 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
7828 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
7829 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
7830 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
7831 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
7832 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
7833 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
7834 These are set implicitly and an error is reported if overridden.
7835 (mips_expand_builtin_msa_test_branch): New function.
7836 (mips_expand_msa_shuffle): Likewise.
7837 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
7838 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
7839 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
7840 (mips_expand_vec_unpack): Add support for MSA.
7841 (mips_expand_vector_init): Likewise.
7842 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
7843 instead of const0_rtx.
7844 (mips_msa_vec_parallel_const_half): New function.
7845 (mips_gen_const_int_vector): Likewise.
7846 (mips_gen_const_int_vector_shuffle): Likewise.
7847 (mips_expand_msa_cmp): Likewise.
7848 (mips_expand_vec_cond_expr): Likewise.
7849 * config/mips/mips.h
7850 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
7851 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
7853 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
7854 (ISA_HAS_MSA): New macro.
7855 (UNITS_PER_MSA_REG): Likewise.
7856 (BITS_PER_MSA_REG): Likewise.
7857 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
7858 (MSA_REG_FIRST): New macro.
7859 (MSA_REG_LAST): Likewise.
7860 (MSA_REG_NUM): Likewise.
7861 (MSA_REG_P): Likewise.
7862 (MSA_REG_RTX_P): Likewise.
7863 (MSA_SUPPORTED_MODE_P): Likewise.
7864 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
7865 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
7866 * config/mips/mips.md: Include mips-msa.md.
7867 (alu_type): Add simd_add.
7868 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
7869 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
7870 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
7871 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
7872 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
7873 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
7874 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
7875 simd_move, simd_load, simd_store. Choose "multi" for moves
7877 (qword_mode): New attribute.
7878 (insn_count): Add instruction count for quad moves.
7879 Increase the count for MIPS SIMD division.
7880 (UNITMODE): Add UNITMODEs for vector types.
7881 (addsub): New code iterator.
7882 * config/mips/mips.opt (mmsa): New option.
7883 * config/mips/msa.h: New file.
7884 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
7886 * config/mips/mti-linux.h: Likewise.
7887 * config/mips/predicates.md
7888 (const_msa_branch_operand): New constraint.
7889 (const_uimm3_operand): Likewise.
7890 (const_uimm4_operand): Likewise.
7891 (const_uimm5_operand): Likewise.
7892 (const_uimm8_operand): Likewise.
7893 (const_imm5_operand): Likewise.
7894 (aq10b_operand): Likewise.
7895 (aq10h_operand): Likewise.
7896 (aq10w_operand): Likewise.
7897 (aq10d_operand): Likewise.
7898 (const_m1_operand): Likewise.
7899 (reg_or_m1_operand): Likewise.
7900 (const_exp_2_operand): Likewise.
7901 (const_exp_4_operand): Likewise.
7902 (const_exp_8_operand): Likewise.
7903 (const_exp_16_operand): Likewise.
7904 (const_vector_same_val_operand): Likewise.
7905 (const_vector_same_simm5_operand): Likewise.
7906 (const_vector_same_uimm5_operand): Likewise.
7907 (const_vector_same_uimm6_operand): Likewise.
7908 (const_vector_same_uimm8_operand): Likewise.
7909 (par_const_vector_shf_set_operand): Likewise.
7910 (reg_or_vector_same_val_operand): Likewise.
7911 (reg_or_vector_same_simm5_operand): Likewise.
7912 (reg_or_vector_same_uimm6_operand): Likewise.
7913 * doc/extend.texi (MIPS SIMD Architecture Functions): New
7915 * doc/invoke.texi (-mmsa): Document new option.
7917 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7919 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
7920 * configure: Regenerate.
7921 * config.in: Regenerate.
7922 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
7924 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
7925 (ENDFILE_VTV_SPEC): Define.
7927 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
7929 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
7930 registers in all interrupt handlers if necessary.
7931 (rl78_option_override): Add warning.
7932 (MUST_SAVE_MDUC_REGISTERS): New macro.
7933 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
7934 * config/rl78/rl78.c (check_mduc_usage): New function.
7935 (mduc_regs): New structure to hold MDUC register data.
7936 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
7937 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
7938 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
7939 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
7940 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
7941 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
7943 2016-05-09 Bin Cheng <bin.cheng@arm.com>
7945 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
7946 (tree-ssa-loop-niter.h): Ditto.
7947 (idx_within_array_bound, ref_within_array_bound): New functions.
7948 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
7949 Factor out check on writable base object to ...
7950 (base_object_writable): ... here.
7952 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7954 * config/arm/arm.md (probe_stack): Add modes to set source
7957 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
7959 * regrename.c (base_reg_class_for_rename): New static function.
7960 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
7962 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
7964 * cgraph.c (thunk_adjust): Export.
7965 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
7966 * cgraphunit.c (thunk_adjust): Export.
7967 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
7969 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
7971 * tree-inline.c (expand_call_inline): Expand thunks inline.
7973 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
7976 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
7977 (*sse2_vd_cvtss2sd): Ditto.
7978 * config/i386/i386.md
7979 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
7980 Generate *sse2_vd_cvtsd2ss pattern.
7981 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
7982 Generate *sse2_vd_cvtss2sd pattern.
7984 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7986 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
7987 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
7990 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7992 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
7993 * config/sh/sh.c: Define and declare variables on first use throughout
7995 (current_function_interrupt): Change to bool type.
7996 (frame_insn): Rename to emit_frame_insn and update users.
7997 (push_regs): Use bool for 'interrupt_handler' argument.
7998 (save_schedule_s): Remove.
7999 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
8000 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
8001 targetm.asm_out.unaligned_op.di.
8002 (gen_far_branch): Remove redundant forward declaration.
8003 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
8004 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
8005 (sh_set_return_address, sh_function_ok_for_sibcall,
8006 scavenge_reg): Update comments.
8007 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
8008 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
8009 (sh_attr_renesas_p): Remove unnecessary parentheses.
8010 (branch_dest): Simplify.
8011 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
8012 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
8013 (CUMULATIVE_ARGS): Change macro to typedef.
8014 (current_function_interrupt): Change to bool type.
8015 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
8016 Surround with __cplusplus ifdef.
8017 (sh_compare_op0, sh_compare_op1): Remove.
8018 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
8020 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
8022 * config/arm/arm.md: (arch): Add neon.
8023 (arch_enabled): Return yes for arch neon when TARGET_NEON.
8024 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
8025 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
8026 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
8027 attributes for alt renumbering. Mark alt 3 as non-predicable.
8028 (thumb2_movdf_vfp): Likewise.
8030 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
8032 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
8033 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
8034 (*andqi_1): Add preferred_for_speed attribute to disparage
8035 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
8036 (*<code>qi_1): Ditto.
8037 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
8038 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
8039 (*ashlqi3_1): Ditto.
8040 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
8041 Add preferred_for_size attribute to disparage alternative 0 and
8042 preferred_for_speed attribute to disparage alternative 1 for
8043 TARGET_PARTIAL_REG_STALL targets.
8045 2016-05-07 Tom de Vries <tom@codesourcery.com>
8047 PR tree-optimization/70956
8048 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
8051 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
8053 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
8054 * config/sh/sh.c (sh_cbranch_distance): Implement it.
8055 * config/sh/sh.md (branch_zero): Remove define_attr.
8056 (define_delay): Disable delay slot if branch distance is one insn.
8058 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8060 * config/i386/i386.md (LEAMODE): New mode attribute.
8061 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
8062 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
8063 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
8064 operand 2 predicate.
8065 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
8066 (*lea<mode>_general_3): Ditto.
8067 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
8069 2016-05-06 Jakub Jelinek <jakub@redhat.com>
8071 * genmddump.c (main): Convert argv from char ** to const char **.
8073 2016-05-06 David Malcolm <dmalcolm@redhat.com>
8075 * coretypes.h (OVERRIDE): New macro.
8078 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
8080 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
8081 allow coalescing if the types are compatible.
8083 2016-05-06 David Malcolm <dmalcolm@redhat.com>
8085 * pass_manager.h (pass_manager::register_pass_name): New method.
8086 (pass_manager::get_pass_by_name): New method.
8087 (pass_manager::create_pass_tab): New method.
8088 (pass_manager::m_name_to_pass_map): New field.
8089 * passes.c (name_to_pass_map): Delete global in favor of field
8090 "m_name_to_pass_map" of pass_manager.
8091 (register_pass_name): Rename from a function to...
8092 (pass_manager::register_pass_name): ...this method, updating
8093 for renaming of global "name_to_pass_map" to field
8094 "m_name_to_pass_map".
8095 (create_pass_tab): Rename from a function to...
8096 (pass_manager::create_pass_tab): ...this method, updating
8097 for renaming of global "name_to_pass_map" to field.
8098 (get_pass_by_name): Rename from a function to...
8099 (pass_manager::get_pass_by_name): ...this method.
8100 (enable_disable_pass): Convert use of get_pass_by_name to
8101 a method call, locating the pass_manager singleton.
8103 2016-05-06 David Malcolm <dmalcolm@redhat.com>
8105 * genattr-common.c (main): Convert argv from char ** to const char **.
8106 * genattr.c (main): Likewise.
8107 * genattrtab.c (main): Likewise.
8108 * genautomata.c (initiate_automaton_gen): Likewise.
8110 * gencodes.c (main): Likewise.
8111 * genconditions.c (main): Likewise.
8112 * genconfig.c (main): Likewise.
8113 * genconstants.c (main): Likewise.
8114 * genemit.c (main): Likewise.
8115 * genenums.c (main): Likewise.
8116 * genextract.c (main): Likewise.
8117 * genflags.c (main): Likewise.
8118 * genmddeps.c (main): Likewise.
8119 * genopinit.c (main): Likewise.
8120 * genoutput.c (main): Likewise.
8121 * genpeep.c (main): Likewise.
8122 * genpreds.c (main): Likewise.
8123 * genrecog.c (main): Likewise.
8124 * gensupport.c (init_rtx_reader_args_cb): Likewise.
8125 (init_rtx_reader_args): Likewise.
8126 * gensupport.h (init_rtx_reader_args_cb): Likewise.
8127 (init_rtx_reader_args): Likewise.
8128 * gentarget-def.c (main): Likewise.
8129 * read-md.c (read_md_files): Likewise.
8130 * read-md.h (read_md_files): Likewise.
8132 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8134 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
8135 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
8136 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
8137 Remove unused predicate.
8138 (register_and_not_fp_reg_operand): Ditto.
8140 2016-05-06 Martin Liska <mliska@suse.cz>
8142 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
8143 instead of vec as the vector is local to the function.
8145 2016-05-06 Jakub Jelinek <jakub@redhat.com>
8147 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
8148 avx512bw alternative.
8150 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
8151 before the ashr<mode>3 pattern.
8153 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
8154 v instead of x in vex or maybe_vex alternatives, use
8155 maybe_evex instead of vex in prefix.
8157 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
8158 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
8159 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
8160 in vex or maybe_vex alternatives, use maybe_evex instead of vex
8163 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
8164 v instead of x in vex or maybe_vex alternatives, use
8165 maybe_evex instead of vex in prefix.
8167 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
8168 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
8169 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
8170 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
8171 alternatives, use maybe_evex instead of vex in prefix.
8173 * config/i386/sse.md (vec_interleave_lowv4sf,
8174 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
8175 v instead of x in vex or maybe_vex alternatives, use
8176 maybe_evex instead of vex in prefix.
8178 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
8179 v instead of x in vex or maybe_vex alternatives, use
8180 maybe_evex instead of vex in prefix.
8182 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
8183 v constraint instead of x.
8185 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
8187 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
8188 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
8191 2016-05-06 Richard Biener <rguenther@suse.de>
8193 PR tree-optimization/70948
8194 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
8195 Properly clobber all fields of va_list for __builtin_va_start.
8197 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
8200 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
8201 loop latch destination.
8203 2016-05-06 Martin Liska <mliska@suse.cz>
8205 * tree-ssa-uninit.c: Apply manual changes
8206 to the GNU coding style.
8207 (prune_uninit_phi_opnds): Rename from
8208 prune_uninit_phi_opnds_in_unrealizable_paths.
8210 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8212 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
8213 mspace): Remove deprecated options.
8214 * doc/invoke.texi (SH options): Remove -mspace.
8216 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8218 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
8220 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8222 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
8223 corresponding combine split pattern.
8225 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8228 * config/sh/predicates.md (long_displacement_mem_operand): New.
8229 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
8230 Add movi20, movi20s alternatives. Adjust length attribute for
8232 (movsi_ie): Allow for any FPU. Adjust length attribute for
8234 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
8235 attribute for alternatives.
8236 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
8237 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
8238 length attribute for alternatives.
8240 2016-05-06 Richard Biener <rguenther@suse.de>
8242 PR tree-optimization/70960
8243 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
8245 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8248 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
8249 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
8251 2016-05-06 Marek Polacek <polacek@redhat.com>
8254 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
8256 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8259 * config/sh/sh.md (*rotcr): Add another variant.
8261 2016-05-06 Richard Biener <rguenther@suse.de>
8264 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
8266 2016-05-06 Richard Biener <rguenther@suse.de>
8269 * fold-const.c (split_tree): Always convert to the original type
8272 2016-05-06 Richard Biener <rguenther@suse.de>
8274 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
8275 (fwprop_addr): Likewise.
8277 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8280 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
8282 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
8283 * config/i386/i386.md (push mem splitter): Use find_constant_src in
8284 the splitter condition.
8285 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
8286 the splitter condition.
8287 (FP float_extend load splitter): Ditto.
8289 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
8291 * config/i386/i386.md (peehole2 patterns): Change true_regnum
8292 to REGNO in all peephole2 patterns.
8293 (post-reload splitters): Change true_regnum to REGNO in
8294 post-reload splitters.
8295 (zero_extend splitters): Use general_reg_operand and
8296 nonimmediate_gr_operand predicates.
8298 2016-05-05 Jakub Jelinek <jakub@redhat.com>
8300 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
8301 v constraint instead of x.
8303 2016-05-05 Alan Modra <amodra@gmail.com>
8306 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
8307 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
8308 TARGET_NO_FP_IN_TOC for -mrelocatable.
8309 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
8310 TARGET_RELOCATABLE test.
8311 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8312 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8313 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8314 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8315 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8316 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8317 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8318 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8319 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
8320 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8322 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
8323 (rs6000_stack_info): Likewise.
8324 (rs6000_elf_asm_out_constructor): Likewise.
8325 (rs6000_elf_asm_out_destructor): Likewise.
8326 (rs6000_elf_declare_function_name): Likewise.
8327 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
8328 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
8331 2016-05-05 Alan Modra <amodra@gmail.com>
8333 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
8335 2016-05-05 Alan Modra <amodra@gmail.com>
8337 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
8338 out-of-line gpr restore for one or two regs if that would add
8341 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
8344 * config/i386/i386.md
8345 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
8346 Change to post-epilogue_completed late splitter. Use sse_reg_operand
8347 as operand 0 predicate.
8348 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
8350 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
8351 Ditto. Emit the pattern using RTX.
8353 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
8354 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
8355 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
8356 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
8358 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
8359 sse_reg_operand as operand 0 predicate.
8361 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
8362 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
8363 instead of gen_rtx_REG.
8364 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
8367 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8369 * function.c (emit_use_return_register_into_block): Delete.
8370 (gen_return_pattern): Delete.
8371 (emit_return_into_block): Delete.
8372 (active_insn_between): Delete.
8373 (convert_jumps_to_returns): Delete.
8374 (emit_return_for_exit): Delete.
8375 (thread_prologue_and_epilogue_insns): Delete all code dealing with
8376 simple_return for shrink-wrapped blocks.
8377 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
8378 end of blocks that need one.
8379 (get_unconverted_simple_return): Delete.
8380 (convert_to_simple_return): Delete.
8381 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
8382 (convert_to_simple_return): Ditto.
8384 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8386 * cfgcleanup.c (bb_is_just_return): New function.
8387 (try_optimize_cfg): Simplify jumps to return, branches to return,
8388 and branches around return.
8390 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8392 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
8395 2016-05-04 Jakub Jelinek <jakub@redhat.com>
8399 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
8400 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
8401 assert flags & OEP_HASH_CHECK, instead of asserting it
8402 never happens. Handle TARGET_EXPR.
8403 * fold-const.c (operand_equal_p): For hash verification,
8404 or in OEP_HASH_CHECK into flags.
8406 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
8408 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
8410 (compute_samebase_partition_bases): Fix typo.
8412 2016-05-04 Jakub Jelinek <jakub@redhat.com>
8414 * config/i386/sse.md (vec_interleave_highv8sf,
8415 vec_interleave_lowv8sf, vec_interleave_highv4df,
8416 vec_interleave_lowv4df): Remove constraints from expanders.
8418 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
8420 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
8422 * tree-inline.c (expand_call_inline): Fix path dealing with
8423 making lhs of call statement undefined.
8425 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
8427 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
8428 Check availability on NODE, too.
8429 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
8430 (cgraph_node::call_for_symbol_and_aliases): Likewise.
8431 (varpool_node::call_for_symbol_and_aliase): Likewise.
8432 * ipa-pure-const.c (add_new_function): Analyze all bodies.
8433 (propagate_pure_const): Propagate across interposable functions, too.
8434 (skip_function_for_local_pure_const): Do not skip interposable bodies
8436 (pass_local_pure_const::execute): Update.
8438 2016-05-04 Marek Polacek <polacek@redhat.com>
8440 * doc/invoke.texi: Document -Wdangling-else.
8442 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
8444 * config.gcc: Error out when conflicting multilib is detected. Do not
8445 loop over multilibs since no combination is legal.
8447 2016-05-04 Alan Modra <amodra@gmail.com>
8449 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
8450 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
8451 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8454 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
8456 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
8457 Clean up p5600 comments.
8459 2016-05-04 Richard Biener <rguenther@suse.de>
8461 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
8462 constructor simplifications.
8463 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
8465 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
8467 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
8468 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
8469 result.set_rtx is null instead of aborting.
8470 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
8472 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
8473 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
8474 *mov<mode>_store_postinc): New patterns.
8476 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
8478 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
8479 as commutative. Check both conversions are NOP.
8480 ((A & B) OP (C & B)): Remove.
8482 2016-05-04 Alan Modra <amodra@gmail.com>
8484 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
8486 2016-05-04 Alan Modra <amodra@gmail.com>
8489 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
8490 when cr2,3,4 are all fixed regs.
8492 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
8494 PR rtl-optimization/57193
8495 * opts.c (default_options_table): Revert OPT_frename_registers change.
8496 * doc/invoke.texi (-frename-registers, -O2): Likewise.
8498 2016-05-03 Martin Sebor <msebor@redhat.com>
8501 * builtins.c (fold_builtin_FILE): New function.
8502 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
8503 (fold_builtin_0): Call them.
8504 * gimplify.c (gimplify_call_expr): Remove the handling of
8505 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
8508 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
8509 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
8513 * doc/extend.texi (Function Names as Strings): Update __func__,
8514 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
8517 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8518 Richard Biener <rguenther@suse.de>
8520 PR tree-optimization/70916
8521 * tree-if-conv.c: Include cfganal.h.
8522 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
8523 and remove_fake_exit_edges around the optimization pass.
8525 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
8527 * cgraph.c (symbol_table::create_edge): Set inline_failed.
8528 (cgraph_edge::make_direct): Likewise.
8529 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
8530 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
8531 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
8532 (CIF_THUNK): New code.
8533 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
8534 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
8535 (compute_inline_parameters): Set inline_failed for thunks.
8536 (inline_analyze_function): Cleanup.
8537 * ipa-inline.c (can_inline_edge_p): Do not deal with
8538 call_stmt_cannot_inline_p.
8539 (can_early_inline_edge_p): Likewise.
8540 (early_inliner): Initialize inline_failed.
8541 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
8543 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
8545 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
8546 from nonimm_ssenomem_operand.
8547 (nonimm_ssenomem_operand): New predicate.
8548 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
8549 as operand 0 predicate.
8550 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
8551 Disable unsupported alternatives using "enabled" attribute.
8552 Use register_ssemem_operand as operand 0 predicate.
8553 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
8555 2016-05-03 Marek Polacek <polacek@redhat.com>
8558 * input.c (expansion_point_location): New function.
8559 * input.h (expansion_point_location): Declare.
8561 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
8563 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
8564 occurence with frame_offset_ ones.
8566 2016-05-03 Alan Modra <amodra@gmail.com>
8568 PR rtl-optimization/70890
8569 * ira.c (combine_and_move_insns): When moving def_insn, remove
8572 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
8574 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
8575 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
8576 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
8577 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
8579 2016-05-03 Alan Modra <amodra@gmail.com>
8581 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
8582 for SAVE_MULTIPLE/STORE_MULTIPLE.
8584 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8586 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
8587 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
8589 2016-05-03 Richard Biener <rguenther@suse.de>
8591 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
8593 (gimplify_arg): Likewise.
8594 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
8595 re-writing the result to a decl if required.
8596 (internal_get_tmp_var): Add allow_ssa parameter
8597 and override into_ssa with it.
8598 (get_formal_tmp_var): Adjust.
8599 (get_initialized_tmp_var): Add allow_ssa parameter.
8600 (gimplify_arg): Add allow_ssa parameter and avoid generating
8601 SSA names for the result false.
8602 (gimplify_call_expr): If the call may return twice do not
8603 gimplify parameters into SSA.
8604 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
8605 (gimplify_modify_expr): Adjust assert. For noreturn calls
8606 with a SSA name LHS adjust its def.
8607 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
8608 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
8609 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
8610 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
8611 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
8612 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
8613 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
8614 (optimize_target_teams): Do not allow SSA names for clause operands.
8615 (gimplify_expr): Likewise for where we mark the result addressable.
8616 * passes.def (pass_init_datastructures): Remove.
8617 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
8618 (rewrite_stmt): Likewise.
8619 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
8620 (replace_locals_op): Replace SSA names.
8621 (copy_gimple_seq_and_replace_locals): Init src_cfun.
8622 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
8623 * cgraph.c (release_function_body): Free CFG annotations only
8624 when we have a CFG. Simplify.
8625 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
8626 force_gimple_operand instead of get_initialized_tmp_var.
8627 * tree-pass.h (make_pass_init_datastructures): Remove.
8628 * tree-ssa.c (execute_init_datastructures): Remove.
8629 (pass_data_init_datastructures): Likewise.
8630 (class pass_init_datastructures): Likewise.
8631 (make_pass_init_datastructures): Likewise.
8632 * omp-low.c (create_omp_child_function): Init SSA data structures.
8633 (grid_expand_target_grid_body): Likewise.
8634 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
8635 name before adding it to names_to_release.
8636 (remove_bb): Always release SSA defs.
8637 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
8638 before dereferencing it.
8639 * cgraphunit.c (init_lowered_empty_function): Always
8640 int SSA data structures.
8641 * tree-ssanames.c (release_defs): Remove assert that we are in
8643 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
8645 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8646 Uros Bizjak <ubizjak@gmail.com>
8648 PR rtl-optimization/70467
8649 * config/i386/predicates.md (x86_64_hilo_int_operand,
8650 x86_64_hilo_general_operand): New predicates.
8651 * config/i386/constraints.md (Wd): New constraint.
8652 * config/i386/i386.md (mode attr di): Use Wd instead of e.
8653 (general_hilo_operand): New mode attr.
8654 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
8655 instead of <general_operand>.
8656 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
8657 x86_64_hilo_general_operand instead of <general_operand>.
8659 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8661 PR tree-optimization/70916
8662 * tree-if-conv.c (constant_or_ssa_name): Removed.
8663 (fold_build_cond_expr): Use is_gimple_val instead of
8664 constant_or_ssa_name.
8666 PR tree-optimization/70916
8667 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
8668 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
8671 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
8672 (optimize_atomic_bit_test_and): New function.
8673 (pass_fold_builtins::execute): Use it.
8674 * optabs.def (atomic_bit_test_and_set_optab,
8675 atomic_bit_test_and_complement_optab,
8676 atomic_bit_test_and_reset_optab): New optabs.
8677 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
8678 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
8679 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
8680 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
8681 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
8682 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
8683 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
8684 * doc/md.texi (atomic_bit_test_and_set@var{mode},
8685 atomic_bit_test_and_complement@var{mode},
8686 atomic_bit_test_and_reset@var{mode}): Document.
8687 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
8688 atomic_bit_test_and_complement<mode>,
8689 atomic_bit_test_and_reset<mode>): New expanders.
8690 (atomic_bit_test_and_set<mode>_1,
8691 atomic_bit_test_and_complement<mode>_1,
8692 atomic_bit_test_and_reset<mode>_1): New insns.
8694 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
8696 PR rtl-optimization/70687
8697 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
8698 instead of unsigned HOST_WIDE_INT.
8700 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
8702 PR rtl-optimization/44281
8703 * hard-reg-set.h (struct target_hard_regs): New field
8704 x_fixed_nonglobal_reg_set.
8705 (fixed_nonglobal_reg_set): New macro.
8706 * reginfo.c (init_reg_sets_1): Initialize it.
8707 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
8709 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
8711 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8713 PR tree-optimization/56541
8714 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
8715 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
8716 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
8717 (any_complicated_phi): new static variable.
8718 (aggressive_if_conv): delete.
8719 (if_convertible_phi_p): support phis with more than two arguments.
8720 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
8721 critical pred edges.
8722 (ifcvt_split_critical_edges): support phis with more than two
8723 arguments by checking new parameter. only split critical edges
8725 (tree_if_conversion): handle simd pragma marked loop using new
8726 local variable aggressive_if_conv. check any_complicated_phi.
8728 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8730 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
8733 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8735 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
8738 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
8740 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
8741 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
8742 define_insn_and_split.
8743 (mulsi3_i): New define_insn_and_split.
8744 (mulsi3_call): Convert to define_insn.
8745 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
8748 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8750 * machmode.h (mode_complex): Add support to give the complex mode
8752 (GET_MODE_COMPLEX_MODE): Likewise.
8753 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
8754 stored by build_complex_type and gfc_build_complex_type instead of
8755 trying to figure out the appropriate mode based on the size. Raise
8756 an assertion error, if the type was not set.
8757 * genmodes.c (struct mode_data): Add field for the complex type of
8759 (blank_mode): Likewise.
8760 (make_complex_modes): Remember the complex mode created in the
8762 (emit_mode_complex): Write out the mode_complex array to map a
8763 type mode to the complex version.
8764 (emit_insn_modes_c): Likewise.
8765 * tree.c (build_complex_type): Set the complex type to use before
8766 calling layout_type.
8767 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
8768 support for __float128 complex datatypes.
8769 (rs6000_hard_regno_mode_ok): Likewise.
8770 (rs6000_setup_reg_addr_masks): Likewise.
8771 (rs6000_complex_function_value): Likewise.
8772 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
8773 __float128 and __ibm128 complex.
8774 (FLOAT128_IBM_P): Likewise.
8775 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8776 * doc/extend.texi (Additional Floating Types): Document that
8777 -mfloat128 must be used to enable __float128. Document complex
8778 __float128 and __ibm128 support.
8780 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8783 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
8784 char/short arguments promoted to int because of promote_prototypes.
8786 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8788 * config/i386/predicates.md (register_ssemem_operand): New predicate.
8789 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
8790 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
8791 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
8792 alternatives using "enabled" attribute. Use register_ssemem_operand
8793 as operand 1 predicate.
8794 (*cmpi<unord>xf_i387): Split XFmode pattern from
8795 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
8796 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
8797 *absneg<mode>2_i387. Disable unsupported alternatives using
8798 "enabled" attribute.
8799 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
8801 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8803 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
8805 (oacc_loop_process): Check mask for loop termination.
8807 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8809 * cif-code.def (CIF_THUNK): Add.
8810 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
8813 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8815 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
8816 (dump_inline_summary): Dump it.
8817 (fp_expression_p): New predicate.
8818 (estimate_function_body_sizes): Use it.
8819 (inline_merge_summary): Merge fp_expressions.
8820 (inline_read_section): Read fp_expressions.
8821 (inline_write_summary): Write fp_expressions.
8822 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
8823 codegen boundary if either caller or callee is !fp_expressions.
8824 * ipa-inline.h (inline_summary): Add fp_expressions.
8825 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
8826 to fp_expressions be sure the fp generation flags are updated.
8828 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8830 PR rtl-optimization/70467
8831 * cse.c (cse_insn): Handle no-op MEM moves after folding.
8833 PR rtl-optimization/70467
8834 * ipa-pure-const.c (check_call): Handle internal calls even in
8835 ipa mode like in local mode.
8837 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
8839 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
8841 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8843 * match.pd (X u< X, X u> X): New transformations.
8845 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8847 * flag-types.h (enum warn_strict_overflow_code): Move ...
8848 * coretypes.h: ... here.
8849 * fold-const.h (fold_overflow_warning): Declare.
8850 * fold-const.c (fold_overflow_warning): Make non-static.
8851 (fold_comparison): Move the transformation of X +- C1 CMP C2
8852 into X CMP C2 -+ C1 ...
8853 * match.pd: ... here.
8854 * gimple-fold.c (fold_stmt_1): Protect with
8855 fold_defer_overflow_warnings.
8857 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8859 * omp-low.c (struct oacc_loop): Add 'inner' field.
8860 (new_oacc_loop_raw): Initialize it to zero.
8861 (oacc_loop_fixed_partitions): Initialize it.
8862 (oacc_loop_auto_partitions): Partition outermost loop to outermost
8863 available partitioning.
8865 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8867 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
8869 (umulsidi3): Likewise.
8870 (indirect_jump): Fix jump instruction assembly patterns.
8872 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
8875 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
8876 (nvptx_function_value): Assert non-NULL cfun.
8878 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
8880 PR rtl-optimization/70886
8881 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
8883 * cselib.h (rtx_equal_for_cselib_1): Declare.
8884 (rtx_equal_for_cselib_p: New inline function.
8885 * cselib.c (rtx_equal_for_cselib_p): Delete.
8886 (rtx_equal_for_cselib_1): Make public.
8888 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8890 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
8891 (register_mixssei387nonimm_operand): Remove predicate.
8892 * config/i386/i386.md (*fop_<mode>_comm): Merge from
8893 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
8894 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
8895 for TARGET_MIX_SSE_I387 alternatives.
8896 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
8897 Disable unsupported alternatives using "enabled" attribute. Use
8898 nonimm_ssenomem_operand as operand 1 predicate. Also check
8899 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
8901 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8903 * tree.c (cst_and_fits_in_hwi): Simplify.
8905 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8907 * tree.h (wi::to_wide): New function.
8908 * expr.c (expand_expr_real_1): Use wi::to_wide.
8909 * fold-const.c (int_const_binop_1): Likewise.
8910 (extract_muldiv_1): Likewise.
8912 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8914 * wide-int.h: Update offset_int and widest_int documentation.
8915 (WI_SIGNED_SHIFT_RESULT): New macro.
8916 (wi::binary_shift): Define signed_shift_result_type for
8917 shifts on offset_int- and widest_int-like types.
8918 (generic_wide_int): Support <<= and >>= if << and >> are supported.
8919 * tree.h (int_bit_position): Use shift operators instead of wi::
8921 * alias.c (adjust_offset_for_component_ref): Likewise.
8922 * expr.c (get_inner_reference): Likewise.
8923 * fold-const.c (fold_comparison): Likewise.
8924 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
8925 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
8926 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8927 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
8928 (stmt_kills_ref_p): Likewise.
8929 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
8930 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
8931 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8932 (ao_ref_init_from_vn_reference): Likewise.
8934 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8936 * wide-int.h: Update offset_int and widest_int documentation.
8937 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
8938 (wi::binary_traits): Allow ordered comparisons between offset_int and
8939 offset_int, between widest_int and widest_int, and between either
8940 of these types and basic C types.
8941 (operator <, <=, >, >=): Define for the same combinations.
8942 * tree.h (tree_int_cst_lt): Use comparison operators instead
8943 of wi:: comparisons.
8944 (tree_int_cst_le): Likewise.
8945 * gimple-fold.c (fold_array_ctor_reference): Likewise.
8946 (fold_nonarray_ctor_reference): Likewise.
8947 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
8948 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
8949 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
8950 * tree-sra.c (completely_scalarize): Likewise.
8951 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
8952 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
8953 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
8954 (check_for_binary_op_overflow): Likewise.
8955 (search_for_addr_array): Likewise.
8956 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
8958 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8960 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
8961 (arc_save_restore): Likewise.
8962 (arc_dwarf_register_span): Likewise.
8963 (arc_output_pic_addr_const): Initialize suffix variable.
8965 2016-05-02 Martin Liska <mliska@suse.cz>
8967 * symbol-summary.h (function_summary::function_summary):
8968 Remove checking assert for all cgraph nodes.
8969 (function_summary::get): Check summary_uid.
8970 (symtab_insertion): Check summary_uid.
8972 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8974 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
8975 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
8977 (arc_dwarf_register_span): Remove enum keyword.
8978 (compact_memory_operand_p): New function.
8979 * config/arc/arc.h (reg_class): Add code density register classes.
8980 (REG_CLASS_NAMES): Likewise.
8981 (REG_CLASS_CONTENTS): Likewise.
8982 * config/arc/arc.md (*movqi_insn): Add code density instructions.
8983 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
8984 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
8985 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
8986 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
8988 (h, Rcd, Rsd, Rzd): New register constraints.
8989 (T): Use compact_memory_operand_p function.
8990 * config/arc/predicates.md (compact_load_memory_operand): Remove.
8992 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8994 * config/sh/sh.md (*negnegt, *movtt): Remove.
8996 2016-05-02 Marek Polacek <polacek@redhat.com>
8997 Tom de Vries <tom@codesourcery.com>
8999 PR tree-optimization/70700
9000 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
9001 bigger than FIRST_REF_NODE.
9003 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
9006 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
9008 (prepare_cbranch_operands): Don't use scratch register. Assume that
9009 function is used when pseudos can be created.
9010 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
9011 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
9012 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
9013 define_expand. Allow it only when pseudos can be created.
9014 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
9016 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
9018 * config/i386/constraints.md (BC): Only allow -1 operands.
9019 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
9020 Add "enabled" attribute. Update XI mode attribute calculation.
9021 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
9022 (*movoi_internal_avx): Update XI mode attribute calculation.
9023 (*movti_internal): Ditto.
9025 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
9027 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
9028 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
9030 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
9032 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
9033 statement on instruction code. Remove trailing spaces.
9034 (altivec_expand_stv_builtin): Likewise.
9036 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
9038 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
9039 (TARGET_FPU_DOUBLE): Simplify.
9040 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
9041 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
9042 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
9043 with 'TARGET_FPU_DOUBLE'.
9044 * config/sh/sh.md: Likewise.
9046 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
9048 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
9049 SH_DIV_STR_FOR_SIZE): Remove.
9050 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
9051 SH_DIV_STR_FOR_SIZE): Remove.
9053 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
9055 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
9056 logical_reg_operand): Delete.
9057 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
9058 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
9059 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
9060 match_operand and match_test.
9061 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
9062 variables on their first use. Return bool values.
9063 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
9064 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
9065 arith_reg_operand for input operand. Remove empty constraints.
9067 (*xorsi3_compact): Rename to xorsi3.
9068 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
9069 (*zero_extend<mode>si2_disp_mem): Update comment.
9072 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
9074 * config/sh/t-sh: Remove SH5 support.
9075 * config.gcc: Likewise.
9076 * configure: Likewise.
9078 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9080 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
9082 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
9084 * config/sh/sh.c (register_sh_passes, sh_option_override,
9085 sh_print_operand, prepare_move_operands,
9086 sh_can_follow_jump): Remove TARGET_SH1 checks.
9087 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
9088 PROMOTE_MODE): Likewise.
9089 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
9092 2016-04-30 Alan Modra <amodra@gmail.com>
9094 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
9095 restoring when fixed_reg_p, but allow out-of-line or stmw save.
9096 Check for user regs later to avoid unnecessary looping over regs.
9097 Merge user reg check with non-saved reg check. Don't force
9098 inline VR restore when static chain used.
9099 (rs6000_frame_related): Omit eh_frame info for user regs when
9101 (fixed_regs_p): Delete.
9103 2016-04-30 Alan Modra <amodra@gmail.com>
9105 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
9106 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
9109 2016-04-30 Alan Modra <amodra@gmail.com>
9112 * config/rs6000/rs6000.c (fixed_reg_p): New function.
9113 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
9116 2016-04-30 Alan Modra <amodra@gmail.com>
9118 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9119 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
9120 flag_pic test for Darwin.
9122 2016-04-30 Alan Modra <amodra@gmail.com>
9124 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
9125 throw_calls_crossed.
9126 (REG_FREQ_CALLS_CROSSED): Delete.
9127 (REG_N_THROWING_CALLS_CROSSED): Delete.
9128 * regstat.c (regstat_bb_compute_ri): Don't calculate
9129 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
9130 (dump_reg_info): Don't print call cross frequency.
9131 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
9132 and REG_N_THROWING_CALLS_CROSSED.
9134 2016-04-30 Alan Modra <amodra@gmail.com>
9136 * regs.h (struct reg_info_t): Delete live_length.
9137 (REG_LIVE_LENGTH): Delete macro.
9138 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
9139 local_live, local_processed and local_live_last_luid params.
9140 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
9142 (regstat_compute_ri): Adjust for above. Don't set
9144 (dump_reg_info): Don't print live length.
9145 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
9146 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
9147 Localize loop_depth var.
9149 2016-04-30 Alan Modra <amodra@gmail.com>
9151 * ira.c (enum valid_equiv): New.
9152 (validate_equiv_mem): Return enum.
9153 (update_equiv_mem): Create replacement in more cases.
9154 (add_store_equivs): Update validate_equiv_mem call.
9156 2016-04-30 Alan Modra <amodra@gmail.com>
9158 * ira.c (combine_and_move_insns): Rather than scanning insns,
9159 use DF infrastucture to find use and def insns.
9161 2016-04-30 Alan Modra <amodra@gmail.com>
9163 ira.c (combine_and_move_insns): Move invariant conditions..
9164 (ira.c): ..to here. Call combine_and_move_insns before
9165 add_store_equivs. Call grow_reg_equivs later. Allocate
9166 req_equiv later using max_reg_num() rather than global max_regno.
9167 (contains_replace_regs): Delete.
9168 (add_store_equivs): Remove contains_replace_regs test.
9170 2016-04-30 Alan Modra <amodra@gmail.com>
9172 * ira.c (struct equiv_mem_data): New.
9173 (equiv_mem, equiv_mem_modified): Delete static vars.
9174 (validate_equiv_mem_from_store): Use "data" param to communicate..
9175 (validate_equiv_mem): ..from here.
9177 2016-04-30 Alan Modra <amodra@gmail.com>
9179 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
9181 (update_reg_equivs): ..here. Move allocation and freeing of
9182 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
9183 end_alias_analysis to..
9186 2016-04-30 Alan Modra <amodra@gmail.com>
9188 * ira.c (pdx_subregs): Delete.
9189 (struct equivalence): Add pdx_subregs field.
9190 (set_paradoxical_subreg): Remove pdx_subregs param. Update
9192 (update_equiv_regs): Don't create or free pdx_subregs. Update
9195 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9197 * config/rs6000/altivec.h: Change definitions of vec_xl and
9199 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
9200 (LD_ELEMREV_V2DI): New.
9201 (LD_ELEMREV_V4SF): New.
9202 (LD_ELEMREV_V4SI): New.
9203 (LD_ELEMREV_V8HI): New.
9204 (LD_ELEMREV_V16QI): New.
9205 (ST_ELEMREV_V2DF): New.
9206 (ST_ELEMREV_V2DI): New.
9207 (ST_ELEMREV_V4SF): New.
9208 (ST_ELEMREV_V4SI): New.
9209 (ST_ELEMREV_V8HI): New.
9210 (ST_ELEMREV_V16QI): New.
9213 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9214 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
9215 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
9216 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
9217 (altivec_expand_builtin): Add handling for
9218 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
9219 (rs6000_invalid_builtin): Add error-checking for
9220 RS6000_BTM_P9_VECTOR.
9221 (altivec_init_builtins): Define builtins used to implement vec_xl
9223 (rs6000_builtin_mask_names): Define power9-vector.
9224 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
9225 (RS6000_BTM_P9_VECTOR): Define.
9226 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
9227 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
9228 (vsx_ld_elemrev_v2df): Likewise.
9229 (vsx_ld_elemrev_v4sf): Likewise.
9230 (vsx_ld_elemrev_v4si): Likewise.
9231 (vsx_ld_elemrev_v8hi): Likewise.
9232 (vsx_ld_elemrev_v16qi): Likewise.
9233 (vsx_st_elemrev_v2df): Likewise.
9234 (vsx_st_elemrev_v2di): Likewise.
9235 (vsx_st_elemrev_v4sf): Likewise.
9236 (vsx_st_elemrev_v4si): Likewise.
9237 (vsx_st_elemrev_v8hi): Likewise.
9238 (vsx_st_elemrev_v16qi): Likewise.
9239 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
9242 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
9244 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
9246 (simplify_control_stmt_condition_1): ... here. Recurse into
9247 BIT_AND_EXPRs and BIT_IOR_EXPRs.
9249 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
9252 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
9253 (zero_extendqi<mode>2_dot): Revert earlier conversion from
9254 define_insn_and_split to define_insn.
9255 (zero_extendqi<mode>2_dot2): Same.
9256 (extendqi<mode>2_dot): Same.
9257 (extendqi<mode>2_dot2): Same.
9259 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9261 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
9262 (probe_stack): New expander.
9263 (probe_stack_<mode>): New insn pattern.
9265 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9267 * config/i386/i386.md
9268 (operations with memory inputs setting flags peephole2):
9269 Remove uneeded REG_P checks. Cleanup pattern generation.
9271 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
9273 * tree-vect-loop.c (vect_transform_loop): Fix
9274 nb_iterations_upper_bound computation for vectorized loop.
9276 2016-04-29 Marek Polacek <polacek@redhat.com>
9277 Jakub Jelinek <jakub@redhat.com>
9280 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
9281 TARGET_EXPR_SLOT as a base.
9283 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
9285 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
9286 with 'rCm2' constraints to limit possible immediate size.
9287 (*load_zeroextendqisi_update): Likewise.
9288 (*load_signextendqisi_update): Likewise.
9289 (*loadhi_update): Likewise.
9290 (*load_zeroextendhisi_update): Likewise.
9291 (*load_signextendhisi_update): Likewise.
9292 (*loadsi_update): Likewise.
9293 (*loadsf_update): Likewise.
9295 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9297 * config/i386/predicates.md (constm1_operand): Fix comparison.
9299 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
9301 * testsuite/gcc.target/arc/ieee_eq.c: New test.
9303 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
9305 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
9306 remaining SH5 related settings.
9307 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
9308 shmedia_prepare_call_address): Delete.
9309 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
9310 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
9311 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
9312 UNSUPPORTED_SH2A): Remove m5 checks.
9313 (sh_divide_strategy_e): Remove SH5 division strategies.
9314 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
9315 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
9317 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9319 * config/s390/s390.c (s390_rtx_costs): Update documentation.
9321 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9323 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
9324 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
9326 * config/s390/vector.md ("mov<mode>"): Likewise.
9328 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
9330 * config/s390/constraints.md ("U", "W"): Invoke
9331 s390_mem_constraint with "ZR" and "ZT".
9332 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
9333 addresses when using LRA. Accept also short displacements for S
9334 and T constraints. Do not check for long displacement target for
9335 S and T constraints.
9336 (s390_mem_constraint): Remove handling of U and W constraints.
9337 * config/s390/s390.md (various patterns): Remove the short
9338 displacement constraints (Q and R) if a long displacement
9339 constraint is present. Add longdisp as required CPU capability.
9340 * config/s390/vector.md: Likewise.
9341 * config/s390/vx-builtins.md: Likewise.
9343 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9346 * reload1.c (reload): Call finish_spills before
9347 restarting reload loop. Skip select_reload_regs
9348 if update_eliminables_and_spill returns true.
9350 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
9352 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
9353 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
9354 (umulhisi3_imm): Update predicates and constraint letters.
9355 (umulhisi3_reg): Declare instruction as commutative.
9356 * config/arc/constraints.md (J12, J16): New constraints.
9357 * config/arc/predicates.md (short_unsigned_const_operand): New
9359 (arc_short_operand): Likewise.
9360 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
9362 2016-04-29 Richard Biener <rguenther@suse.de>
9364 PR tree-optimization/13962
9365 PR tree-optimization/65686
9366 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
9367 * tree-ssa-alias.c (ptrs_compare_unequal): New function
9368 using PTA to compare pointers.
9369 * match.pd: Add pattern for pointer equality compare simplification
9370 using ptrs_compare_unequal.
9372 2016-04-29 Richard Biener <rguenther@suse.de>
9374 * stor-layout.c (layout_type): Do not build a pointer-to-element
9377 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9379 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
9380 Use SWI mode iterator. Use general_reg_operand predicate.
9381 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
9382 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
9385 2016-04-29 Jakub Jelinek <jakub@redhat.com>
9388 * fold-const.c (operand_equal_p): Don't verify hash value equality
9390 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
9393 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9396 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
9397 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
9398 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
9399 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
9400 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
9402 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9404 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
9405 to info. Don't initialize separate fields to 0. Clean up
9408 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9410 * config/i386/i386.md (peephole2s for operations with memory inputs):
9411 Use SWI mode iterator.
9412 (peephole2s for operations with memory outputs): Ditto.
9413 Do not check for stack checking probe.
9415 (probe_stack): Remove expander.
9417 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9418 Andrew Burgess <andrew.burgess@embecosm.com>
9420 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
9421 operands as 32-bits.
9423 2016-04-28 Jason Merrill <jason@redhat.com>
9425 * gdbinit.in: Skip line-map.h.
9427 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9428 Andrew Burgess <andrew.burgess@embecosm.com>
9430 * config/arc/arc.c (arc_conditional_register_usage): Take
9431 TARGET_RRQ_CLASS into account.
9432 (arc_print_operand): Support printing 'p' and 's' operands.
9433 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
9435 (TARGET_RRQ_CLASS): Define.
9436 (IS_POWEROF2_OR_0_P): Define.
9437 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
9439 (*tst_movb): New define_insn.
9440 (*tst): Avoid recognition if it could prevent '*tst_movb'
9441 combination; replace c/CnL with c/Chs alternative.
9442 (*tst_bitfield_tst): New define_insn.
9443 (*tst_bitfield_asr): New define_insn.
9444 (*tst_bitfield): New define_insn.
9445 (andsi3_i): Add Rrq variant.
9446 (extzv): New define_expand.
9447 (insv): New define_expand.
9448 (*insv_i): New define_insn.
9449 (*movb): New define_insn.
9450 (*movb_signed): New define_insn.
9451 (*movb_high): New define_insn.
9452 (*movb_high_signed): New define_insn.
9453 (*movb_high_signed + 1): New define_split pattern.
9454 (*mrgb): New define_insn.
9455 (*mrgb + 1): New define_peephole2 pattern.
9456 (*mrgb + 2): New define_peephole2 pattern.
9457 * config/arc/arc.opt (mbitops): New option for nps400, uses
9458 TARGET_NPS_BITOPS_DEFAULT.
9459 * config/arc/constraints.md (q): Make register class conditional.
9460 (Rrq): New register constraint.
9461 (Chs): New constraint.
9462 (Clo): New constraint.
9463 (Chi): New constraint.
9464 (Cbf): New constraint.
9465 (Cbn): New constraint.
9466 (C18): New constraint.
9467 (Cbi): New constraint.
9469 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9471 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
9473 (bitmap_intersection_of_preds): Ditto.
9474 (bitmap_union_of_succs): Ditto.
9475 (bitmap_union_of_preds): Ditto.
9476 * sbitmap.c (do_popcount): Delete.
9477 (BITMAP_DEBUGGING): Delete.
9478 (sbitmap_verify_popcount): Delete.
9479 (sbitmap_alloc): Don't initialize the popcount field.
9480 (sbitmap_alloc_with_popcount): Delete.
9481 (sbitmap_resize): Don't resize the popcount array.
9482 (sbitmap_vector_alloc): Don't initialize the popcount field.
9483 (bitmap_copy): Don't copy the popcount array.
9484 (bitmap_clear): Don't clear the popcount array.
9485 (bitmap_clear): Delete the popcount array handling.
9486 (bitmap_ior_and_compl): Delete the popcount assert.
9487 (bitmap_not): Ditto.
9488 (bitmap_and_compl): Ditto.
9489 (bitmap_and): Delete the popcount array handling.
9490 (bitmap_xor): Ditto.
9491 (bitmap_ior): Ditto.
9492 (bitmap_or_and): Delete the popcount assert.
9493 (bitmap_and_or): Ditto.
9494 (popcount_table): Delete.
9495 (sbitmap_elt_popcount): Delete.
9496 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
9497 (bitmap_set_bit): Delete the popcount assert.
9498 (bitmap_clear_bit): Ditto.
9499 (sbitmap_free): Don't free the popcount array.
9500 (sbitmap_alloc_with_popcount): Delete declaration.
9501 (sbitmap_popcount): Ditto.
9503 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9504 Andrew Burgess <andrew.burgess@embecosm.com>
9506 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
9507 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
9508 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
9509 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
9510 * config/arc/arc.opt (mcmem): New option.
9511 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
9512 supply length for r/m alternative.
9513 (*extendqisi2_ac): Likewise.
9514 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
9516 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
9517 (movhi_insn): Likewise.
9518 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
9519 (*zero_extendqihi2_i): Add r/Ucm alternative.
9520 (*zero_extendqisi2_ac): Likewise.
9521 (*zero_extendhisi2_i): Likewise.
9522 * config/arc/constraints.md (Uex): New memory constraint.
9523 (Ucm): New define_constraint.
9524 * config/arc/predicates.md (long_immediate_loadstore_operand):
9525 Return 0 for MEM with cmem_address address.
9526 (cmem_address_0): New predicates.
9527 (cmem_address_1): Likewise.
9528 (cmem_address_2): Likewise.
9529 (cmem_address): Likewise.
9531 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9533 * config/rs6000/rs6000.c (machine_function): Rename
9534 insn_chain_scanned_p to spe_insn_chain_scanned_p.
9535 (rs6000_stack_info): Adjust.
9537 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9538 Andrew Burgess <andrew.burgess@embecosm.com>
9540 * config/arc/constraints.md (Usd): Convert to define_constraint.
9544 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9547 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
9548 Add new peephole2 where the first insn is *mov<mode>_or instead of
9549 *mov<mode>_internal.
9551 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
9553 * tracer.c (bb_seen): Make static.
9555 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
9557 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
9558 support, setup defaults.
9559 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
9560 * config/arc/arc.c (arc_init): Add NPS400 support.
9561 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
9562 (TARGET_ARC700): NPS400 is also an ARC700.
9563 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
9565 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9568 * config/nds32/nds32.md (casesi): Don't access the operands array
9571 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9573 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
9574 (or $-1,reg peephole2): Ditto.
9575 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
9577 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
9579 * doc/extend.texi (Common Function Attributes) [optimize]:
9580 Discourage use of the optimize attribute.
9582 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
9584 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
9585 special case builtin.
9586 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
9587 ALTIVEC_BUILTIN_VEC_ADDE.
9588 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9589 support for ALTIVEC_BUILTIN_VEC_ADDE.
9590 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
9591 for __builtin_vec_adde.
9593 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9595 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
9596 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
9598 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9601 * doc/sourcebuild.texi (Effective-Target Keywords, Other
9602 attributes): Document cilkplus_runtime.
9604 2016-04-28 Martin Jambor <mjambor@suse.cz>
9606 * tree-cfg.c (verify_expr): Verify that local declarations belong to
9607 this function. Call verify_expr on MEM_REFs and bases of other
9610 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9612 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
9613 for WORD_REGISTER_OPERATIONS to runtime check.
9615 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9617 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
9619 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9621 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
9622 big-endian compilation.
9623 * config/arc/arc.md (addf3): Likewise.
9627 2016-04-28 Richard Biener <rguenther@suse.de>
9629 PR tree-optimization/70840
9630 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
9631 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
9632 Mark x * pow(x,c) -> pow(x,c+1) commutative.
9633 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
9635 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9637 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
9638 and explain why in a comment.
9640 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9642 * config/arc/arc.md (cpu_facility): Add fpx variant.
9643 (subdf3): Prohibit use reverse sub when assist operations option
9645 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
9646 instructions only when FPX is enabled.
9647 * testsuite/gcc.target/arc/trsub.c: New test.
9649 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9651 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
9652 mult_operator when calculating "type" attribute.
9653 (*fop_<mode>_1_i387): Ditto.
9654 (*fop_xf_1_i387): Ditto.
9655 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
9656 Use std::swap to swap operands. Use RTL expressions to generate
9659 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9660 Joern Rennecke <joern.rennecke@embecosm.com>
9662 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
9664 (emit_pic_move): Remove.
9665 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
9666 * config/arc/arc.c (emit_pic_move): Removed.
9667 (TARGET_HAVE_TLS): Define.
9668 (arc_conditional_register_usage): Test for arc_tp_regno.
9669 (arc_print_operand, arc_print_operand_address): Handle TLS
9671 (arc_needs_pcl_p): New function.
9672 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
9673 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
9674 (arc_raw_symbolic_reference_mentioned_p): Likewise.
9675 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
9676 (arc_legitimize_tls_address): Likewise.
9677 (DTPOFF_ZERO_SYM): Define.
9678 (arc_legitimize_pic_address): Make it static, handle TLS cases.
9679 (arc_output_pic_addr_const): Print TLS unspecs.
9680 (prepare_pic_move): New function, replaces emit_pic_move.
9681 (arc_legitimate_constant_p): Handle TLS unspecs.
9682 (arc_legitimate_address_p): Likewise.
9683 (arc_rewrite_small_data_p): Use assert for TLS constants.
9684 (prepare_move_operands): Use prepare_pic_move.
9685 (arc_legitimize_address): Legitimize tls addresses.
9686 (arc_epilogue_uses): Check for arc_tp_regno.
9687 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
9688 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
9690 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
9692 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
9693 %(arc_tls_extra_start_spec).
9694 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
9695 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
9697 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
9698 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
9699 (UNSPEC_TLS_OFF): Add.
9701 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
9702 (get_thread_pointersi): New patterns.
9703 * config/arc/arc.opt (mtp-regno): New option.
9704 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
9705 (move_dest_operand): Likewise.
9706 * configure: Regenerate.
9707 * configure.ac: Add arc*-*-* case to test for tls.
9708 * doc/invoke.texi (ARC options): Document mtp-regno.
9710 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9712 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
9713 the new ARC HS SIMD instructions.
9714 (arc_preferred_simd_mode): New function.
9715 (arc_autovectorize_vector_sizes): Likewise.
9716 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
9717 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
9718 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
9719 (arc_init_builtins): Add new SIMD builtin types.
9720 (arc_split_move): Handle 64 bit vector moves.
9721 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
9722 (TARGET_PLUS_QMACW): Define.
9723 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
9724 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
9725 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
9726 (VSUBADD4H): New builtins.
9727 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
9728 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
9730 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
9731 Matthias Klose <doko@debian.org>
9733 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
9735 2016-04-28 Richard Biener <rguenther@suse.de>
9738 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
9741 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
9743 * common/config/sh/sh-common.c: Remove SH5 support.
9744 * config/sh/constraints.md: Likewise.
9745 * config/sh/config/sh/elf.h: Likewise.
9746 * config/sh/linux.h: Likewise.
9747 * config/sh/netbsd-elf.h: Likewise.
9748 * config/sh/predicates.md: Likewise.
9749 * config/sh/sh-c.c: Likewise.
9750 * config/sh/sh-protos.h: Likewise.
9751 * config/sh/sh.c: Likewise.
9752 * config/sh/sh.h: Likewise.
9753 * config/sh/sh.md: Likewise.
9754 * config/sh/sh.opt: Likewise.
9755 * config/sh/sync.md: Likewise.
9756 * config/sh/sh64.h: Delete.
9757 * config/sh/shmedia.h: Likewise.
9758 * config/sh/shmedia.md: Likewise.
9759 * config/sh/sshmedia.h: Likewise.
9760 * config/sh/t-netbsd-sh5-64: Likewise.
9761 * config/sh/t-sh64: Likewise.
9762 * config/sh/ushmedia.h: Likewise.
9764 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9766 * config/i386/i386.md (sign_extend to memory peephole2s): Use
9767 general_reg_operand instead of register_operand predicate.
9769 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9771 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
9773 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
9775 * match.pd (A - B > A, A + B < A): New transformations.
9777 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
9779 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
9780 which defaults to true. Emit an outer pair of parentheses only if
9781 EMIT_PARENS. When continuing a chain of && or || (or & or |),
9782 don't emit parentheses for the right-hand operand.
9784 2016-04-27 Jeff Law <law@redhat.com>
9786 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
9788 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9790 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
9791 (altivec_lvx_<mode>_internal): Document.
9792 (altivec_lvx_<mode>_2op): New define_insn.
9793 (altivec_lvx_<mode>_1op): Likewise.
9794 (altivec_lvx_<mode>_2op_si): Likewise.
9795 (altivec_lvx_<mode>_1op_si): Likewise.
9796 (altivec_stvx_<mode>): Remove.
9797 (altivec_stvx_<mode>_internal): Document.
9798 (altivec_stvx_<mode>_2op): New define_insn.
9799 (altivec_stvx_<mode>_1op): Likewise.
9800 (altivec_stvx_<mode>_2op_si): Likewise.
9801 (altivec_stvx_<mode>_1op_si): Likewise.
9802 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9803 Expand vec_ld and vec_st during parsing.
9804 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
9806 (altivec_expand_stvx_be): Likewise.
9807 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
9808 address-masking behavior in RTL.
9809 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
9810 address-masking behavior in RTL.
9811 (altivec_expand_builtin): Change builtin code arguments for calls
9812 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
9813 (insn_is_swappable_p): Avoid incorrect swap optimization in the
9814 presence of lvx/stvx patterns.
9815 (alignment_with_canonical_addr): New function.
9816 (alignment_mask): Likewise.
9817 (find_alignment_op): Likewise.
9818 (recombine_lvx_pattern): Likewise.
9819 (recombine_stvx_pattern): Likewise.
9820 (recombine_lvx_stvx_patterns): Likewise.
9821 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
9822 stvx patterns from expand.
9823 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
9825 (vector_altivec_store_<mode>): Likewise.
9827 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
9829 * config/aarch64/aarch64.md
9830 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
9831 remove the "fp" attributes.
9832 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
9833 add the "simd" attributes.
9834 (*movdf_aarch64): Likewise.
9835 (*movtf_aarch64): Remove the "fp" attributes.
9836 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
9837 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
9839 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9841 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
9842 rtx to rtx_code_label *.
9843 * rtl.h (maybe_set_first_label_num): Likewise.
9845 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9847 * df-core.c (df_add_problem): Make the problem param be const.
9848 (df_remove_problem): Make local "problem" be const.
9849 * df-problems.c (problem_RD): Make const.
9850 (problem_LR): Likewise.
9851 (problem_LIVE): Likewise.
9852 (problem_MIR): Likewise.
9853 (problem_CHAIN): Likewise.
9854 (problem_WORD_LR): Likewise.
9855 (problem_NOTE): Likewise.
9856 (problem_MD): Likewise.
9857 * df-scan.c (problem_SCAN): Likewise.
9858 * df.h (struct df_problem): Make field "dependent_problem" be
9860 (struct dataflow): Likewise for field "problem".
9861 (df_add_problem): Make param const.
9863 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9865 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
9866 inter-unit moves to/from vector registers are enabled. Do not disable
9869 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9871 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
9872 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
9874 (enum df_problem_id): ...this new enum.
9875 (struct df_problem): Convert field "id" from "int" to
9878 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9880 * rtl.def: Update comment for "things in the instruction chain" to
9881 reflect the removal of the leading "i" field for INSN_UID in
9882 r210360. Fix bogus apostrophe.
9884 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9886 * config/i386/i386.md
9887 (lea arith with mem operand + setcc peephole2): Set operator mode.
9889 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
9892 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
9893 (dimode_scalar_to_vector_candidate_p): This.
9894 (timode_scalar_to_vector_candidate_p): New function.
9895 (scalar_to_vector_candidate_p): Likewise.
9896 (timode_check_non_convertible_regs): Likewise.
9897 (timode_remove_non_convertible_regs): Likewise.
9898 (remove_non_convertible_regs): Likewise.
9899 (remove_non_convertible_regs): Renamed to ...
9900 (dimode_remove_non_convertible_regs): This.
9901 (scalar_chain::~scalar_chain): Make it virtual.
9902 (scalar_chain::compute_convert_gain): Make it pure virtual.
9903 (scalar_chain::mark_dual_mode_def): Likewise.
9904 (scalar_chain::convert_insn): Likewise.
9905 (scalar_chain::convert_registers): Likewise.
9906 (scalar_chain::add_to_queue): Make it protected.
9907 (scalar_chain::emit_conversion_insns): Likewise.
9908 (scalar_chain::replace_with_subreg): Likewise.
9909 (scalar_chain::replace_with_subreg_in_insn): Likewise.
9910 (scalar_chain::convert_op): Likewise.
9911 (scalar_chain::convert_reg): Likewise.
9912 (scalar_chain::make_vector_copies): Likewise.
9913 (scalar_chain::convert_registers): New pure virtual function.
9914 (class dimode_scalar_chain): New class.
9915 (class timode_scalar_chain): Likewise.
9916 (scalar_chain::mark_dual_mode_def): Renamed to ...
9917 (dimode_scalar_chain::mark_dual_mode_def): This.
9918 (timode_scalar_chain::mark_dual_mode_def): New function.
9919 (timode_scalar_chain::convert_insn): Likewise.
9920 (dimode_scalar_chain::convert_registers): Likewise.
9921 (scalar_chain::compute_convert_gain): Renamed to ...
9922 (dimode_scalar_chain::compute_convert_gain): This.
9923 (scalar_chain::replace_with_subreg): Renamed to ...
9924 (dimode_scalar_chain::replace_with_subreg): This.
9925 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
9926 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
9927 (scalar_chain::make_vector_copies): Renamed to ...
9928 (dimode_scalar_chain::make_vector_copies): This.
9929 (scalar_chain::convert_reg): Renamed to ...
9930 (dimode_scalar_chain::convert_reg ): This.
9931 (scalar_chain::convert_op): Renamed to ...
9932 (dimode_scalar_chain::convert_op): This.
9933 (scalar_chain::convert_insn): Renamed to ...
9934 (dimode_scalar_chain::convert_insn): This.
9935 (scalar_chain::convert): Call convert_registers.
9936 (convert_scalars_to_vector): Change to scalar_chain pointer to
9937 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
9938 in 32-bit mode. Delete scalar_chain pointer. Call
9939 free_dominance_info in 64-bit mode.
9940 (pass_stv::gate): Remove TARGET_64BIT check.
9941 (ix86_option_override): Put the 64-bit STV pass before the CSE
9944 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
9946 * dwarf2out.h (struct dw_loc_descr_node): Remove the
9947 dw_loc_frame_offset field.
9948 * dwarf2out.c (new_loc_descr): Likewise.
9949 (resolve_args_picking_1): Turn the VISITED hash set into a
9950 FRAME_OFFSET hash map. Use it to associate a frame offset to
9951 visited nodes. Remove uses of the CHECKING_P macro.
9952 (resolve_args_picking): Update call to resolve_args_picking_1.
9954 2016-04-27 Martin Liska <mliska@suse.cz>
9956 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
9957 (free_loop_data): Release vuses of groups.
9959 2016-04-27 Bin Cheng <bin.cheng@arm.com>
9961 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
9962 instead of redundant use_id and boolean have_use_for.
9963 (struct iv_use): Change sub_id into group_id. Remove field next.
9964 Move fields: related_cands, n_map_members, cost_map and selected
9966 (struct iv_group): ... here. New structure.
9967 (struct iv_common_cand): Use structure declaration directly.
9968 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
9969 (MAX_CONSIDERED_USES): Rename macro to ...
9970 (MAX_CONSIDERED_GROUPS): ... here.
9971 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
9972 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
9973 (dump_uses): Rename to ...
9974 (dump_groups): ... here. Update all uses.
9975 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
9976 (find_induction_variables): Refactor format of dump information.
9977 (record_sub_use): Delete.
9978 (record_use): Update all uses.
9979 (record_group): New function.
9980 (record_group_use, find_interesting_uses_op): Call above functions.
9982 (find_interesting_uses_cond): Ditto.
9983 (group_compare_offset): New function.
9984 (split_all_small_groups): Rename to ...
9985 (split_small_address_groups_p): ... here. Update all uses.
9986 (split_address_groups): Update all uses.
9987 (find_interesting_uses): Refactor format of dump information.
9988 (add_candidate_1): Update all uses. Remove redundant check on iv,
9990 (add_candidate, record_common_cand): Remove redundant assert.
9991 (add_iv_candidate_for_biv): Update use.
9992 (add_iv_candidate_derived_from_uses): Update all uses.
9993 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
9994 (alloc_use_cost_map): Ditto.
9995 (set_use_iv_cost, get_use_iv_cost): Rename to ...
9996 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
9997 (determine_use_iv_cost_generic): Ditto.
9998 (determine_group_iv_cost_generic): Ditto.
9999 (determine_use_iv_cost_address): Ditto.
10000 (determine_group_iv_cost_address): Ditto.
10001 (determine_use_iv_cost_condition): Ditto.
10002 (determine_group_iv_cost_cond): Ditto.
10003 (determine_use_iv_cost): Ditto.
10004 (determine_group_iv_cost): Ditto.
10005 (set_autoinc_for_original_candidates): Update all uses.
10006 (find_iv_candidates): Update all uses. Refactor dump information.
10007 (determine_use_iv_costs): Ditto.
10008 (determine_iv_costs): Ditto.
10009 (iv_ca_cand_for_use): Rename to ...
10010 (iv_ca_cand_for_group): ... here. Update all uses.
10011 (iv_ca_add_use, iv_ca_add_group): Ditto.
10012 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
10013 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
10014 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
10015 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
10016 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
10017 (create_new_iv, adjust_iv_update_pos): Ditto.
10018 (rewrite_use_address): Delete.
10019 (rewrite_use_address_1): Rename to ...
10020 (rewrite_use_address): ... here.
10021 (rewrite_use_compare): Update all uses.
10022 (rewrite_use): Delete.
10023 (rewrite_uses): Rename to ...
10024 (rewrite_groups): ... here. Update all uses.
10025 (remove_unused_ivs, free_loop_data): Update all uses.
10026 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
10028 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10030 * rtlanal.c (nonzero_bits1): Convert preprocessor check
10031 for WORD_REGISTER_OPERATIONS to runtime check.
10033 2016-04-27 Richard Biener <rguenther@suse.de>
10036 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
10037 aggregate_value_p to determine if a function result is
10038 returned by reference.
10039 (ipa_pta_execute): Functions having their address taken are
10040 not automatically nonlocal.
10042 2016-04-27 Jakub Jelinek <jakub@redhat.com>
10045 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
10046 * fold-const.c (operand_equal_p): If flag_checking and
10047 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
10048 and if it returns non-zero, assert iterative_hash_expr on both
10051 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
10053 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
10055 2016-04-27 Nick Clifton <nickc@redhat.com>
10057 PR middle-end/49889
10058 * varasm.c (merge_weak): Generate an error if an attempt is made
10059 to convert a non-weak static function into a weak, public function.
10061 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10063 * params.def (MAX_PARTITION_SIZE): New param.
10064 * doc/invoke.texi: Document lto-max-partition.
10066 2016-04-27 Richard Biener <rguenther@suse.de>
10069 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
10070 function cummulating used_from_other_partition, externally_visible
10071 and force_output from aliases.
10072 (refered_from_nonlocal_var): Likewise.
10073 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
10074 node flags properly.
10076 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
10078 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
10079 (-Wmemset-elt-size): New item.
10081 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
10084 * stor-layout.h (internal_reference_types): Delete.
10085 * stor-layout.c (reference_types_internal): Likewise.
10086 (internal_reference_types): Likewise.
10087 (layout_type) <REFERENCE_TYPE>: Adjust.
10089 2016-04-27 Jakub Jelinek <jakub@redhat.com>
10092 * tree.h (inchash::add_expr): Add FLAGS argument.
10093 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
10094 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
10095 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
10096 Formatting fix. Adjust recursive calls. For tcc_comparison,
10097 if swap_tree_comparison (code) is smaller than code, hash that
10098 and arguments in the other order. Hash CONVERT_EXPR the same
10099 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
10100 of ADDR_EXPR of decl as the decl itself. Add or remove
10101 OEP_ADDRESS_OF from recursive flags as needed. For
10102 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
10103 operands commutatively and only the third one normally.
10104 For internal CALL_EXPR hash in CALL_EXPR_IFN.
10106 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
10108 * config/rtems.h (LIB_SPEC): Add -latomic.
10110 2016-04-27 Joel Sherrill <joel@rtems.org>
10112 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
10113 xilink.ld and flags not relevant to RTEMS.
10115 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
10117 * toplev.c (backend_init_target): Avoid calling init_reload when using
10120 2016-04-26 Jakub Jelinek <jakub@redhat.com>
10122 * reorg.c (try_merge_delay_insns): Declare i and j inside the
10123 for loops rather than one for the whole function.
10125 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
10127 * match.pd (X + CST CMP X): New transformation.
10129 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
10131 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
10132 * fold-const.c (fold_binary_loc): Remove 2 transformations
10133 superseded by match.pd.
10134 * match.pd (x+x -> x*2): Generalize to integers.
10136 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
10138 * config/i386/i386.md (operation on memory peephole): Duplicate an
10139 existing peephole and adapt it to match lea rather than an operation
10142 PR rtl-optimization/57193
10143 * opts.c (default_options_table): Add OPT_frename_registers at -O2
10145 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
10147 2016-04-26 Bin Cheng <bin.cheng@arm.com>
10149 * tree-if-conv.c (any_pred_load_store): New static variable.
10150 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
10151 any_pred_load_store instead of and_mask_load_store.
10152 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
10153 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
10154 (combine_blocks, tree_if_conversion): Ditto.
10156 2016-04-26 Bin Cheng <bin.cheng@arm.com>
10158 PR tree-optimization/70771
10159 PR tree-optimization/70775
10160 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
10161 virtual PHI nodes. Delete parameter.
10162 (if_convertible_loop_p_1): Delete argument to above function.
10163 (predicate_all_scalar_phis): Delete code handling single-argument
10165 (tree_if_conversion): Mark and update virtual SSA.
10167 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10170 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
10171 (x86_elf_aligned_common): Rename to ...
10172 (x86_elf_aligned_decl_common): ... this.
10173 Add decl arg. Switch to .lbss for largecomm object. Use
10174 LARGECOMM_SECTION_ASM_OP.
10175 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
10177 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
10178 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
10180 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
10181 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
10183 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10186 * config/i386/i386.c (SECTION_LARGE): Define.
10187 (x86_64_elf_select_section): Set it for large data/bss sections.
10188 Only clear SECTION_WRITE for .lrodata.
10189 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
10191 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
10192 * varasm.c (default_elf_asm_named_section): Grow flagchars.
10193 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
10195 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
10196 * doc/tm.texi: Regenerate.
10198 2016-04-26 Jakub Jelinek <jakub@redhat.com>
10201 * configure.ac (--enable-checking): Document extra flag, for
10202 non-release builds default to --enable-checking=yes,extra.
10203 If misc checking and extra checking, define CHECKING_P to 2 instead
10205 * common.opt (fchecking=): Add.
10206 * doc/invoke.texi (-fchecking=): Document.
10207 * doc/install.texi: Document --enable-checking changes.
10208 * configure: Regenerated.
10209 * config.in: Regenerated.
10211 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10213 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
10214 attribute instead of which_alternative.
10215 * config/i386/sse.md (*mov<mode>_internal): Ditto.
10216 Use EXT_REX_SSE_REG_P where appropriate.
10218 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10220 * config/i386/predicates.md (const0_operand): Do not match
10221 const_wide_int code.
10222 (const1_operand): Ditto.
10224 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10226 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
10227 for SSE constm1 operands and TARGET_AVX512VL.
10228 (*movti_internal): Ditto.
10229 (*mov<mode>_or): Use constm1_operand predicate.
10230 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
10231 for SSE vector_all_ones operands and TARGET_AVX512VL.
10232 * config/i386/predicates.md (constm1_operand): New predicate.
10233 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
10234 emission of constant -1 load.
10236 2016-04-25 Jason Merrill <jason@redhat.com>
10238 * gdbinit.in: Skip is-a.h.
10240 * attribs.c (register_scoped_attributes): Fix logic.
10241 * attribs.h: Declare register_scoped_attributes.
10243 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10245 * config/rs6000/rs6000-builtin.def: Correct pasto error for
10246 stxvd2x and stxvw4x built-in functions.
10248 2016-04-25 DJ Delorie <dj@redhat.com>
10250 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
10251 (ashrhi3): Likewise.
10252 (lshrhi3): Likewise.
10254 2016-04-25 Richard Biener <rguenther@suse.de>
10256 PR tree-optimization/70780
10257 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
10258 wasn't visited yet.
10259 (compute_antic): Mark blocks with abnormal preds as visited as
10260 they have a final empty antic-in solution already.
10262 2016-04-25 Michael Collison <michael.collison@linaro.org>
10264 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
10266 2016-04-25 Michael Collison <michael.collison@linaro.org>
10268 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
10269 mode is VQI to improve mixed mode vectorization.
10270 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
10271 define_insn to match low half of signed vaddw.
10272 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
10273 define_insn to match high half of signed vaddw.
10274 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
10275 define_insn to match low half of unsigned vaddw.
10276 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
10277 define_insn to match high half of unsigned vaddw.
10278 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
10279 (arm_simd_check_vect_par_cnst_half_p): Likewise.
10280 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
10282 (arm_simd_check_vect_par_cnst_half_p): Likewise.
10283 * config/arm/predicates.md (vect_par_constant_high): Support
10284 big endian and simplify by calling
10285 arm_simd_check_vect_par_cnst_half
10286 (vect_par_constant_low): Likewise.
10288 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10290 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
10291 predicate for operand 2.
10293 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
10294 H.J. Lu <hongjiu.lu@intel.com>
10296 * config/i386/i386-protos.h (standard_sse_constant_p): Add
10297 machine_mode argument.
10298 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
10299 constm1_rtx operands. For VOIDmode constants, get mode from
10300 pred_mode. Check mode size if the mode is supported by ABI.
10301 (standard_sse_constant_opcode): Do not use standard_constant_p.
10302 Strictly check ABI support for all-ones operands.
10303 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
10304 immediates. Update calls to standard_sse_constant_p.
10305 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
10306 (ix86_rtx_costs): Ditto.
10307 * config/i386/i386.md (*movxi_internal_avx512f): Use
10308 nonimmediate_or_sse_const_operand instead of vector_move_operand.
10309 Use (v,BC) alternative instead of (v,C). Use register_operand
10310 checks instead of MEM_P.
10311 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
10312 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
10313 isa attribute. Use register_operand checks instead of MEM_P.
10314 (*movti_internal): Use nonimmediate_or_sse_const_operand for
10315 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
10316 alternative and corresponding sse2 isa attribute.
10317 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
10318 to standard_sse_constant_p.
10319 (FP constant splitters): Ditto.
10320 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
10322 * config/i386/predicates.md (constm1_operand): Remove.
10323 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
10324 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
10325 vector_all_ones_operand instead of constm1_operand.
10327 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10329 * print-rtl.c (print_rtx_insn_vec): New function.
10330 * print-rtl.h: New prototype.
10331 * store-motion.c (struct st_expr): Make avail_stores a vector.
10332 (st_expr_entry): Adjust.
10333 (free_st_expr_entry): Likewise.
10334 (print_store_motion_mems): Likewise.
10335 (find_moveable_store): Likewise.
10336 (compute_store_table): Likewise.
10337 (delete_store): Likewise.
10338 (build_store_vectors): Likewise.
10340 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10342 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
10344 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10346 * vec.h (vec_safe_contains): New function.
10347 (vec::contains): Likewise.
10348 (vec::begin): Likewise.
10349 (vec::end): Likewise.
10351 2016-04-23 Jakub Jelinek <jakub@redhat.com>
10354 * cfgexpand.c (expand_stack_vars): Fix typo.
10356 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
10358 * system.h (list, map, set, vector): Include conditionally.
10359 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
10360 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
10361 * ipa-icf.c (INCLUDE_LIST): Define.
10362 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
10363 * config/sh/sh.c (INCLUDE_VECTOR): Define.
10364 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
10365 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
10366 * cp/logic.cc (INCLUDE_LIST): Define.
10367 * fortran/trans-common.c (INCLUDE_MAP): Define.
10369 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
10371 * auto-profile.c: Remove <string.h> include.
10372 * ipa-icf-gimple.c: Remove <list> include.
10373 * diagnostic.c: Remove <new> include.
10374 * genmatch.c: Likewise.
10375 * pretty-print.c: Likewise.
10376 * toplev.c: Likewise
10377 * c/c-objc-common.c: Likewise.
10378 * cp/error.c: Likewise.
10379 * fortran/error.c: Likewise.
10381 2016-04-22 Richard Biener <rguenther@suse.de>
10383 * lto-streamer-in.c (input_ssa_names): Do not allocate
10384 GIMPLE_NOP for all SSA names.
10385 * lto-streamer-out.c (output_ssa_names): Do not output
10386 SSA names that should have been released.
10388 2016-04-22 Richard Biener <rguenther@suse.de>
10390 PR tree-optimization/70740
10391 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
10394 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
10397 * config/i386/predicates.md (call_insn_operand): Replace
10398 sibcall_memory_operand with memory_operand.
10400 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
10402 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
10403 has_single_use() tests.
10404 (register_edge_assert_for_1): Likewise.
10405 (find_assert_locations_1): Check the liveness bitmap instead of
10406 checking has_single_use().
10408 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
10411 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
10412 Extract AVX-512BW constraint from AVX.
10414 2016-04-21 Richard Biener <rguenther@suse.de>
10416 PR tree-optimization/70725
10417 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
10418 for phi_convertible_by_degenerating_args.
10419 (predicate_all_scalar_phis): Handle single-argument PHIs.
10421 2016-04-21 Richard Biener <rguenther@suse.de>
10423 PR middle-end/70747
10424 * fold-const.c (fold_comparison): Return properly typed
10427 2016-04-21 Bin Cheng <bin.cheng@arm.com>
10429 PR tree-optimization/70715
10430 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
10431 after expanding BASE using expand_simple_operations.
10433 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
10435 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
10436 New transformations.
10438 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
10440 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
10442 2016-04-20 Jan Hubicka <jh@suse.cz>
10444 * ipa-inline.c (can_inline_edge_p): Pass caller info to
10445 ultiimate_alias_target.
10446 (update_callee_keys): Likewise.
10447 (lookup_recursive_calls): Likewise.
10448 (speculation_useful_p): Likewise.
10450 2016-04-20 Jan Hubicka <jh@suse.cz>
10453 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
10454 (set_nothrow_flag_1): ... this; handle interposition correctly;
10455 recurse on aliases and thunks.
10456 (cgraph_node::set_nothrow_flag): New.
10457 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
10458 functions compiled with non-call exceptions that binds to current
10460 (propagate_nothrow): Be safe WRT interposition.
10461 * cgraph.h (set_nothrow_flag): Update prototype.
10463 2016-04-18 Jan Hubicka <jh@suse.cz>
10465 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10466 max_loop_iterations_int.
10467 (tree_unswitch_outer_loop): Likewise.
10469 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10471 PR tree-optimization/69489
10472 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
10473 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
10474 Revise dump message.
10475 (if_convertible_bb_p): Remove check on edge count of basic block's
10478 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10480 PR tree-optimization/56625
10481 PR tree-optimization/69489
10482 * tree-data-ref.h (DR_INNERMOST): New macro.
10483 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
10484 hashing struct innermost_loop_behavior.
10485 (ref_DR_map): Remove.
10486 (innermost_DR_map): New map.
10487 (baseref_DR_map): Revise comment.
10488 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
10489 to innermost_DR_map accroding to its innermost loop behavior.
10490 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
10491 to its innermost loop behavior.
10492 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
10493 Add initialization for innermost_DR_map. Record memory reference
10494 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
10495 have innermost loop behavior.
10496 (if_convertible_loop_p): Remove release for ref_DR_map. Release
10499 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
10501 * config/i386/i386.md (*lea<mode>_general_1): Rename from
10502 *lea_general_1. Use explicit SWI12 mode interator.
10503 (*lea<mode>_general_2): Rename from *lea_general_2.
10504 Use explicit SWI12 mode interator.
10505 (*lea<mode>_general_3): Rename from *lea_general_3.
10506 Use explicit SWI12 mode interator.
10507 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
10508 Use explicit SWI12 mode interator.
10509 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
10510 Use explicit SWI48 mode interator.
10512 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
10514 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
10515 Short-cut unaligned load and store cases. Handle all integer
10517 (ix86_expand_vector_move_misalign): Short-cut unaligned load
10518 and store cases. Call ix86_avx256_split_vector_move_misalign
10519 directly without checking mode class.
10521 2016-04-20 Andrew Pinski <apinski@cavium.com>
10522 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10525 * config/aarch64/aarch64.md (sibcall): Force call
10526 address to be DImode for ILP32.
10527 (sibcall_value): Likewise.
10529 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
10531 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
10533 2016-04-20 Richard Biener <rguenther@suse.de>
10535 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
10536 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
10537 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
10538 (maybe_push_res_to_seq): Adjust.
10539 * gimple-fold.c (maybe_build_generic_op): Likewise.
10541 2016-04-20 Marek Polacek <polacek@redhat.com>
10543 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
10546 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
10548 * config/i386/sse.md (vec_unpacks_lo_hi): Always
10549 use kmovw to support AVX512F target.
10551 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10553 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
10555 2016-04-20 Marek Polacek <polacek@redhat.com>
10557 PR tree-optimization/70725
10558 * tree-if-conv.c (is_false_predicate): New function.
10559 (predicate_mem_writes): Use it.
10561 2016-04-20 Richard Biener <rguenther@suse.de>
10563 PR tree-optimization/70726
10564 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
10565 shift amounts from a pattern stmt operand.
10567 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10570 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
10571 stack_restore_from_fpr pattern when restoring r15.
10572 (s390_optimize_prologue): Strip away the memory barrier in the
10573 parallel when trying to get rid of restore insns.
10574 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
10575 definition for loading the stack pointer from an FPR. Compared to
10576 the normal move insn this pattern includes a full memory barrier.
10578 2016-04-19 Jakub Jelinek <jakub@redhat.com>
10580 PR middle-end/70680
10581 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
10582 implicitly linear or lastprivate iterator on the outer context.
10584 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10586 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
10588 * config/i386/i386.md (ssememalign): Removed.
10589 * config/i386/sse.md: Remove ssememalign attribute from patterns.
10591 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10594 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
10595 const short * to __builtin_ia32_loaddquhi512_mask.
10596 (_mm512_maskz_loadu_epi16): Likewise.
10597 (_mm512_mask_storeu_epi16): Pass short * to
10598 __builtin_ia32_storedquhi512_mask.
10599 (_mm512_mask_loadu_epi8): Pass const char * to
10600 __builtin_ia32_loaddquqi512_mask.
10601 (_mm512_maskz_loadu_epi8): Likewise.
10602 (_mm512_mask_storeu_epi8): Pass char * to
10603 __builtin_ia32_storedquqi512_mask.
10604 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
10605 const double * to __builtin_ia32_loadupd512_mask.
10606 (_mm512_mask_loadu_pd): Likewise.
10607 (_mm512_maskz_loadu_pd): Likewise.
10608 (_mm512_storeu_pd): Pass double * to
10609 __builtin_ia32_storeupd512_mask.
10610 (_mm512_mask_storeu_pd): Likewise.
10611 (_mm512_loadu_ps): Pass const float * to
10612 __builtin_ia32_loadups512_mask.
10613 (_mm512_mask_loadu_ps): Likewise.
10614 (_mm512_maskz_loadu_ps): Likewise.
10615 (_mm512_storeu_ps): Pass float * to
10616 __builtin_ia32_storeups512_mask.
10617 (_mm512_mask_storeu_ps): Likewise.
10618 (_mm512_mask_loadu_epi64): Pass const long long * to
10619 __builtin_ia32_loaddqudi512_mask.
10620 (_mm512_maskz_loadu_epi64): Likewise.
10621 (_mm512_mask_storeu_epi64): Pass long long *
10622 to __builtin_ia32_storedqudi512_mask.
10623 (_mm512_loadu_si512): Pass const int * to
10624 __builtin_ia32_loaddqusi512_mask.
10625 (_mm512_mask_loadu_epi32): Likewise.
10626 (_mm512_maskz_loadu_epi32): Likewise.
10627 (_mm512_storeu_si512): Pass int * to
10628 __builtin_ia32_storedqusi512_mask.
10629 (_mm512_mask_storeu_epi32): Likewise.
10630 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
10631 char * to __builtin_ia32_storedquqi256_mask.
10632 (_mm_mask_storeu_epi8): Likewise.
10633 (_mm256_mask_loadu_epi16): Pass const short * to
10634 __builtin_ia32_loaddquhi256_mask.
10635 (_mm256_maskz_loadu_epi16): Likewise.
10636 (_mm_mask_loadu_epi16): Pass const short * to
10637 __builtin_ia32_loaddquhi128_mask.
10638 (_mm_maskz_loadu_epi16): Likewise.
10639 (_mm256_mask_loadu_epi8): Pass const char * to
10640 __builtin_ia32_loaddquqi256_mask.
10641 (_mm256_maskz_loadu_epi8): Likewise.
10642 (_mm_mask_loadu_epi8): Pass const char * to
10643 __builtin_ia32_loaddquqi128_mask.
10644 (_mm_maskz_loadu_epi8): Likewise.
10645 (_mm256_mask_storeu_epi16): Pass short * to.
10646 __builtin_ia32_storedquhi256_mask.
10647 (_mm_mask_storeu_epi16): Pass short * to.
10648 __builtin_ia32_storedquhi128_mask.
10649 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
10650 const double * to __builtin_ia32_loadupd256_mask.
10651 (_mm256_maskz_loadu_pd): Likewise.
10652 (_mm_mask_loadu_pd): Pass onst double * to
10653 __builtin_ia32_loadupd128_mask.
10654 (_mm_maskz_loadu_pd): Likewise.
10655 (_mm256_mask_storeu_pd): Pass double * to
10656 __builtin_ia32_storeupd256_mask.
10657 (_mm_mask_storeu_pd): Pass double * to
10658 __builtin_ia32_storeupd128_mask.
10659 (_mm256_mask_loadu_ps): Pass const float * to
10660 __builtin_ia32_loadups256_mask.
10661 (_mm256_maskz_loadu_ps): Likewise.
10662 (_mm_mask_loadu_ps): Pass const float * to
10663 __builtin_ia32_loadups128_mask.
10664 (_mm_maskz_loadu_ps): Likewise.
10665 (_mm256_mask_storeu_ps): Pass float * to
10666 __builtin_ia32_storeups256_mask.
10667 (_mm_mask_storeu_ps): ass float * to
10668 __builtin_ia32_storeups128_mask.
10669 (_mm256_mask_loadu_epi64): Pass const long long * to
10670 __builtin_ia32_loaddqudi256_mask.
10671 (_mm256_maskz_loadu_epi64): Likewise.
10672 (_mm_mask_loadu_epi64): Pass const long long * to
10673 __builtin_ia32_loaddqudi128_mask.
10674 (_mm_maskz_loadu_epi64): Likewise.
10675 (_mm256_mask_storeu_epi64): Pass long long * to
10676 __builtin_ia32_storedqudi256_mask.
10677 (_mm_mask_storeu_epi64): Pass long long * to
10678 __builtin_ia32_storedqudi128_mask.
10679 (_mm256_mask_loadu_epi32): Pass const int * to
10680 __builtin_ia32_loaddqusi256_mask.
10681 (_mm256_maskz_loadu_epi32): Likewise.
10682 (_mm_mask_loadu_epi32): Pass const int * to
10683 __builtin_ia32_loaddqusi128_mask.
10684 (_mm_maskz_loadu_epi32): Likewise.
10685 (_mm256_mask_storeu_epi32): Pass int * to
10686 __builtin_ia32_storedqusi256_mask.
10687 (_mm_mask_storeu_epi32): Pass int * to
10688 __builtin_ia32_storedqusi128_mask.
10689 * config/i386/i386-builtin-types.def (PCSHORT): New.
10690 (PINT64): Likewise.
10691 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
10692 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
10693 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
10694 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
10695 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
10696 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
10697 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
10698 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
10699 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
10700 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
10701 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
10702 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
10703 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
10704 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
10705 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
10706 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
10707 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
10708 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
10709 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
10710 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
10711 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
10712 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
10713 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
10714 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
10715 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
10716 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
10717 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
10718 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
10719 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
10720 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
10721 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
10722 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
10723 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
10724 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
10725 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
10726 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
10727 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
10728 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
10729 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
10730 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
10731 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
10732 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
10733 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
10734 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
10735 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
10736 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
10737 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
10738 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
10739 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
10741 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
10742 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
10744 (ix86_expand_vector_move_misalign): Likewise.
10745 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
10746 to scalar function prototype for unaligned load/store builtins.
10747 (ix86_expand_special_args_builtin): Updated.
10748 * config/i386/sse.md (UNSPEC_LOADU): Removed.
10749 (UNSPEC_STOREU): Likewise.
10750 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
10751 (VI_ULOADSTORE_F_AVX512VL): Likewise.
10752 (ssescalarsize): Handle V4TI, V2TI and V1TI.
10753 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10754 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10755 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
10756 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
10757 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
10758 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
10759 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
10760 (<avx512>_storedqu<mode>_mask): Likewise.
10761 (*sse4_2_pcmpestr_unaligned): Likewise.
10762 (*sse4_2_pcmpistr_unaligned): Likewise.
10763 (*mov<mode>_internal): Renamed to ...
10764 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
10765 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
10766 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
10767 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
10769 2016-04-19 Richard Biener <rguenther@suse.de>
10771 PR tree-optimization/70171
10772 * tree-ssa-phiprop.c: Include stor-layout.h.
10773 (phiprop_insert_phi): Handle the aggregate copy case.
10774 (propagate_with_phi): Likewise.
10776 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
10778 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
10779 instead of simplify_gen_subreg (... , 0).
10780 (ix86_delegitimize_address): Ditto.
10781 (ix86_split_divmod): Ditto.
10782 (ix86_split_copysign_const): Ditto.
10783 (ix86_split_copysign_var): Ditto.
10784 (ix86_expand_args_builtin): Ditto.
10785 (ix86_expand_round_builtin): Ditto.
10786 (ix86_expand_special_args_builtin): Ditto.
10787 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
10788 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
10789 (udivmodqi4): Ditto.
10790 (absneg splitters): Ditto.
10791 (*jcc_bt<mode>_1): Ditto.
10793 2016-04-19 Richard Biener <rguenther@suse.de>
10795 PR tree-optimization/70724
10796 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
10797 restoring out from ...
10798 (free_scc_vn): ... here.
10799 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
10800 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
10802 (pass_fre::execute): Restore SSA info.
10804 2016-04-19 Richard Biener <rguenther@suse.de>
10806 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
10807 * gimple-walk.c (walk_gimple_op): Initialize it.
10808 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
10809 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
10810 remapping SSA names of defs.
10811 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
10814 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
10816 PR middle-end/70689
10817 * lra-constraints.c (equiv_substition_p): New.
10818 (process_alt_operands): Use it.
10819 (swap_operands): Swap it.
10820 (curr_insn_transform): Update it.
10822 2016-04-18 Michael Matz <matz@suse.de>
10824 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
10825 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
10826 * tree-core.h (tree_type_common.align): Use bit-field.
10827 (tree_type_common.spare): New.
10828 (tree_decl_common.off_align): Make smaller.
10829 (tree_decl_common.align): Use bit-field.
10831 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
10832 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
10833 (scan_sharing_clauses): Ditto.
10834 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10835 (omp_finish_file): Ditto.
10836 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
10837 (layout_decl): Ditto.
10838 (relayout_decl): Ditto.
10839 (finalize_record_size): Use SET_TYPE_ALIGN.
10840 (finalize_type_size): Ditto.
10841 (finish_builtin_struct): Ditto.
10842 (layout_type): Ditto.
10843 (initialize_sizetypes): Ditto.
10844 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
10845 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
10846 (lookup_field_for_decl): Use SET_DECL_ALIGN.
10847 (get_chain_field): Ditto.
10848 (get_trampoline_type): Ditto.
10849 (get_nl_goto_field): Ditto.
10850 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
10852 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
10853 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
10854 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10855 (build_qualified_type): Use SET_TYPE_ALIGN.
10856 (build_aligned_type, build_range_type_1): Ditto.
10857 (build_atomic_base): Ditto.
10858 (build_common_tree_nodes): Ditto.
10859 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
10860 (expand_one_stack_var_at): Ditto.
10861 * coverage.c (build_var): Use SET_DECL_ALIGN.
10862 * except.c (init_eh): Ditto.
10863 * function.c (assign_parm_setup_block): Ditto.
10864 * symtab.c (increase_alignment_1): Ditto.
10865 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
10866 * tree-vect-stmts.c (ensure_base_align): Ditto.
10867 * varasm.c (align_variable): Ditto.
10868 (assemble_variable): Ditto.
10869 (build_constant_desc): Ditto.
10870 (output_constant_def_contents): Ditto.
10872 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
10873 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
10874 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
10875 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
10876 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
10878 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
10881 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
10882 replace %vmovsd with "%vmovq".
10883 (vec_concatv2df): Likewise.
10885 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
10887 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
10888 (*vec_extractv2si_0): Ditto.
10889 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
10890 (zero_extended_scalar_load_operand splitters): Ditto.
10891 (vec_extract splitters): Ditto.
10892 (*vec_extractv4si_0_zext): Ditto.
10893 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
10894 and lowpart_subreg.
10895 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
10896 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
10897 (*sse4_1_extractps): Use lowpart_subreg.
10898 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
10900 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10902 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
10904 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
10905 Mention Solaris 11 packaging changes.
10906 Update gas and gld requirements.
10907 Remove reference to pre-Solaris 10 bug.
10908 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
10910 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
10913 2016-04-17 Jan Hubicka <jh@suse.cz>
10915 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
10916 max_loop_iterations_int.
10918 2016-04-18 Richard Biener <rguenther@suse.de>
10920 PR tree-optimization/43434
10921 * tree-ssa-structalias.c (struct vls_data): New.
10922 (visit_loadstore): Handle all pointer-based accesses.
10923 (compute_dependence_clique): Compute a bitmap of restrict tags
10924 assigned bases and pass it to visit_loadstore.
10926 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
10929 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
10930 armv8.1-a and armv8.1-a+crc.
10932 2016-04-18 Richard Biener <rguenther@suse.de>
10934 PR tree-optimization/70701
10935 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
10936 references after translating through a memcpy.
10938 2016-04-18 Richard Biener <rguenther@suse.de>
10940 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
10941 (compute_antic): ... here. For partial antic use regular
10942 postorder and scrap iteration.
10943 (compute_partial_antic_aux): Remove unused return value.
10944 (init_pre): Do not allocate postorder.
10945 (fini_pre): Do not free postorder.
10947 2016-04-18 Richard Biener <rguenther@suse.de>
10949 PR middle-end/37870
10950 * expmed.c (extract_bit_field_1): Remove broken case
10951 using a wider MODE_INT mode.
10953 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
10955 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
10956 unless compiling with at least GCC-4.8.
10958 2016-04-17 Jan Hubicka <jh@suse.cz>
10961 * graphite.c (graphite_finalize): Update call to
10962 tree_estimate_probability.
10963 * predict.h (tree_estimate_probability): Update prototype.
10965 2016-04-17 Jan Hubicka <jh@suse.cz>
10967 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
10968 (tree_estimate_probability): Likewise.
10969 (pass_profile::execute): Update.
10970 (report_predictor_hitrates): New function.
10971 * profile.c (compute_branch_probabilities): Use it.
10972 * predict.h (report_predictor_hitrates): Declare.
10974 2016-04-17 Jan Hubicka <jh@suse.cz>
10977 * cgraph.h (cgraph_node::set_const_flag,
10978 cgraph_node::set_pure_flag): Update prototype to return bool;
10980 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
10981 of interposable symbol are interposable, too.
10982 (cgraph_set_const_flag_1): Rename to ...
10983 (set_const_flag_1): ... this one; change to self recursive function
10984 instead of call_for_symbol_thunks_and_aliases. Handle correctly
10985 clearnig the flag in all variants and also virtual thunks of const
10986 functions are pure; track if any change was done.
10987 (cgraph_node::set_const_flag): Update.
10988 (struct set_pure_flag_info): New struct.
10989 (cgraph_set_pure_flag_1): Rename to ...
10990 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
10991 rather than pointer encoded flags; track if any changes was done;
10992 handle correctly clearning flag and setting flag of aliases already
10994 (cgraph_node::set_pure_flag): Update.
10995 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
10997 2016-04-17 Tom de Vries <tom@codesourcery.com>
11000 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
11001 backslash in label.
11003 2016-04-17 Tom de Vries <tom@codesourcery.com>
11005 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
11006 '{}<> ' as escape-for-record.
11008 2016-04-17 Tom de Vries <tom@codesourcery.com>
11010 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
11013 2016-04-17 Tom de Vries <tom@codesourcery.com>
11016 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
11017 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
11018 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
11019 * passes.c (finish_optimization_passes): Only call
11020 finish_graph_dump_file if dfi->graph_dump_initialized.
11021 (execute_function_dump, pass_init_dump_file): Use
11022 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
11024 2016-04-17 Tom de Vries <tom@codesourcery.com>
11026 PR tree-optimization/70256
11027 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
11028 (debug_varmap): New function.
11030 2016-04-17 Tom de Vries <tom@codesourcery.com>
11033 * passes.c (pass_manager::register_pass): Propagate pflags.
11035 2016-04-17 Tom de Vries <tom@codesourcery.com>
11038 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
11039 * passes.c (pass_manager::pass_manager): Declare and init p_start in
11040 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
11041 check if it's equal to p_start.
11042 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
11044 2016-04-15 Jan Hubicka <jh@suse.cz>
11047 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
11048 function does not bind to current def.
11049 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
11050 handle conservatively calls to functions that does not need to bind
11052 (check_call): Update call of worse_state.
11053 (ignore_edge_for_nothrow): Update.
11054 (ignore_edge_for_pure_const): Likewise.
11055 (propagate_pure_const): Update calls to worse_state.
11056 (skip_function_for_local_pure_const): Reformat comments.
11058 2016-04-15 Jan Hubicka <jh@suse.cz>
11061 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
11062 (cgraph_node::function_symbol): Likewise.
11063 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
11064 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
11065 (symtab_node::ultimate_alias_target): Add REF parameter.
11066 (symtab_node::binds_to_current_def_p): Declare.
11067 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
11068 (cgraph_node::function_symbol): Likewise.
11069 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
11070 (cgraph_node::get_availability): Likewise.
11071 (cgraph_edge::binds_to_current_def_p): New inline function.
11072 (varpool_node::get_availability): Add REF parameter.
11073 (varpool_node::ultimate_alias_target): Likewise.
11074 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
11075 (symtab_node::binds_to_current_def_p): Likewise.
11076 * varpool.c (varpool_node::get_availability): Likewise.
11078 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
11081 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
11082 Fix mode size check.
11084 2016-04-15 Jakub Jelinek <jakub@redhat.com>
11086 * BASE-VER: Set to 7.0.0.
11088 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
11090 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
11092 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11094 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
11095 architecture revisions.
11097 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
11099 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
11100 * config/i386/i386.c (ix86_using_red_zone): No longer static.
11101 * config/i386/i386.md (stack decrement to push peepholes): Guard
11102 with !x86_using_red_zone ().
11104 2016-04-15 Jakub Jelinek <jakub@redhat.com>
11107 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
11108 to dump_generic_node.
11109 (NIY): Pass also flags to do_niy.
11111 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
11113 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
11114 (simd_clone_vector_of_formal_parm_types)
11115 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
11116 (simd_clone_mangle, simd_clone_create)
11117 (simd_clone_adjust_return_type, create_tmp_simd_array)
11118 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
11119 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
11120 (ipa_simd_modify_function_body, simd_clone_linear_addend)
11121 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
11122 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
11123 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
11124 * omp-simd-clone.c: ... this new file.
11125 (simd_clone_vector_of_formal_parm_types): Make it static.
11126 * Makefile.in (OBJS): Add omp-simd-clone.o.
11128 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
11131 * config/i386/sse.md: Use proper memory operand modifiers.
11134 2016-04-15 Richard Biener <rguenther@suse.de>
11135 Alan Modra <amodra@gmail.com>
11137 PR tree-optimization/70130
11138 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
11139 when alignment stays not the same and no not use the realign
11142 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11145 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11146 direct move handlers for KFmode. Change TFmode handlers test from
11147 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
11149 2016-04-14 Jakub Jelinek <jakub@redhat.com>
11152 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
11153 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
11154 (inlined_polymorphic_ctor_dtor_block_p): Use it.
11155 * tree-ssa-live.c (remove_unused_scope_block_p): When
11156 in_ctor_dtor_block, avoid discarding not just BLOCKs with
11157 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
11158 block_ultimate_origin is FUNCTION_DECL.
11159 (remove_unused_locals): If current_function_decl is
11160 polymorphic_ctor_dtor_p, pass initial true to
11161 remove_unused_scope_block_p' is_ctor_dtor_block.
11163 2016-04-14 Martin Sebor <msebor@redhat.com>
11168 * doc/extend.texi (Variable Length): Revert.
11170 2016-04-14 Marek Polacek <polacek@redhat.com>
11171 Jan Hubicka <hubicka@ucw.cz>
11174 * tree.c (verify_type): Disable the canonical type of main variant
11177 2016-04-14 Jason Merrill <jason@redhat.com>
11179 * cfgexpand.c, expr.c: Revert previous change.
11181 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
11183 PR middle-end/70643
11184 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
11185 when building a mem ref for the incoming reduction variable.
11187 2016-04-14 Richard Biener <rguenther@suse.de>
11189 PR tree-optimization/70614
11190 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
11191 loop if the evolution dropped to chrec_dont_know.
11192 (interpret_condition_phi): Likewise.
11194 2016-04-14 Richard Biener <rguenther@suse.de>
11196 PR tree-optimization/70623
11197 * tree-ssa-pre.c (changed_blocks): Make global ...
11198 (compute_antic): ... local here. Move and fix worklist
11199 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
11200 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
11201 worklist handling, dump when ANTIC_IN changed.
11202 (compute_partial_antic_aux): Remove worklist handling.
11203 (init_pre): Do not compute post dominators. Add a comment about
11204 the CFG order chosen.
11205 (fini_pre): Do not free post dominators.
11207 2016-04-13 Martin Sebor <msebor@redhat.com>
11212 * doc/extend.texi (Variable Length): Document C++ specifics.
11214 2016-04-13 Jakub Jelinek <jakub@redhat.com>
11217 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
11218 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
11219 eh edges have been purged.
11222 * tree-sra.c (create_access_replacement,
11223 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
11225 * tree-pretty-print.c (dump_fancy_name): New function.
11226 (dump_decl_name, dump_generic_node): Use it.
11228 2016-04-13 Jason Merrill <jason@redhat.com>
11230 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
11231 * expr.c (expand_expr_real_1): Likewise.
11233 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
11235 * config/i386/i386.md (kunpckhi): Swap operands.
11236 (kunpcksi): Likewise.
11237 (kunpckdi): Likewise.
11238 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
11239 (vec_pack_trunc_<mode>): Likewise.
11241 2016-04-13 Jakub Jelinek <jakub@redhat.com>
11244 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
11246 PR middle-end/70633
11247 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
11248 gimplification turns some element into non-constant.
11251 * rtl.h (convert_memory_address_addr_space_1): New prototype.
11252 * explow.c (convert_memory_address_addr_space_1): No longer static,
11253 add NO_EMIT argument and don't call convert_modes if true, pass
11254 it down recursively, remove break after return.
11255 (convert_memory_address_addr_space): Adjust caller.
11256 * simplify-rtx.c (simplify_unary_operation_1): Call
11257 convert_memory_address_addr_space_1 instead of convert_memory_address,
11258 if it returns NULL, don't simplify.
11260 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
11263 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
11265 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11267 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11268 Bump the upper SIMDLEN limits, so that if the return type or
11269 characteristic type if the return type is void can be passed in
11270 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
11273 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11276 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
11277 Do not use "=" constraint on an input constraint.
11278 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
11279 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
11280 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
11281 generates (neg (abs ...)) instead of (abs ...).
11283 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11285 PR rtl-optimization/70596
11286 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
11287 just invalidate LRA data and reset them. Adjust dump wording.
11289 2016-04-12 Martin Liska <mliska@suse.cz>
11292 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11294 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11296 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11297 max_loop_iterations_int.
11298 (tree_unswitch_outer_loop): Likewise.
11299 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11300 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11302 2016-04-12 Tom de Vries <tom@codesourcery.com>
11304 PR tree-optimization/68756
11305 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
11306 instead of new_name.
11308 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11310 PR tree-optimization/70602
11311 * tree-sra.c (generate_subtree_copies): Don't write anything into
11312 constant pool decls.
11314 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
11315 regardless whether there are depend clauses or not.
11317 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11320 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
11321 target attribute and pragma from changing the -mfloat128
11322 and -mfloat128-hardware options.
11324 * doc/extend.texi (Additional Floating Types): Document PowerPC
11325 __float128 restrictions.
11327 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11330 * config/aarch64/driver-aarch64.c
11331 (aarch64_get_extension_string_for_isa_flags): New.
11332 (arch_extension): Rename to...
11333 (aarch64_arch_extension): ...This.
11334 (ext_to_feat_string): Rename to...
11335 (aarch64_extensions): ...This.
11336 (aarch64_core_data): Keep track of architecture extension flags.
11337 (cpu_data): Rename to...
11338 (aarch64_cpu_data): ...This.
11339 (aarch64_arch_driver_info): Keep track of architecture extension
11341 (get_arch_name_from_id): Rename to...
11342 (get_arch_from_id): ...This, change return type.
11343 (host_detect_local_cpu): Update and reformat for renames, handle
11344 extensions through common infrastructure.
11346 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11349 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
11350 track of a canonical flag name.
11351 (all_extensions): Likewise.
11352 (arch_to_arch_name): Also track extension flags enabled by the arch.
11353 (all_architectures): Likewise.
11354 (aarch64_parse_extension): Move to here.
11355 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
11357 (aarch64_rewrite_selected_cpu): Update for above change.
11358 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
11359 are handled, such that the single explicit value enabled by an
11360 extension is kept seperate from the implicit values it also enables.
11361 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
11363 (aarch64_parse_extension): New.
11364 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
11365 here to config/aarch64/aarch64-protos.h.
11366 (aarch64_parse_extension): Move from here to
11367 common/config/aarch64/aarch64-common.c.
11368 (aarch64_option_print): Update.
11369 (aarch64_declare_function_name): Likewise.
11370 (aarch64_start_file): Likewise.
11371 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
11372 the canonical flag for extensions.
11373 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
11376 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11378 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
11381 2016-04-09 Tom de Vries <tom@codesourcery.com>
11383 PR tree-optimization/68953
11384 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
11385 first to last subscript.
11387 2016-04-09 Jakub Jelinek <jakub@redhat.com>
11389 PR tree-optimization/70586
11390 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
11393 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
11397 PR tree-optimization/70373
11398 PR middle-end/70533
11399 PR middle-end/70534
11400 PR middle-end/70535
11401 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
11402 clauses for acc parallel reductions as necessary. Error on those
11404 * omp-low.c (scan_sharing_clauses): Don't install variables which
11405 are used in acc parallel reductions.
11406 (lower_rec_input_clauses): Remove dead code.
11407 (lower_oacc_reductions): Add support for reference reductions.
11408 (lower_reduction_clauses): Remove dead code.
11409 (lower_omp_target): Don't remap variables appearing in acc parallel
11411 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
11413 2016-04-08 Jakub Jelinek <jakub@redhat.com>
11415 PR middle-end/70593
11416 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
11417 with multiple SSA_NAME defs, force the outputs other than first
11418 to be live before calling live_track_process_def on each output.
11420 PR rtl-optimization/70574
11421 * fwprop.c (forward_propagate_and_simplify): Don't add
11422 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
11423 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
11424 paradoxical subregs within *loc.
11426 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
11428 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
11429 -ftree-parallelize-loops={0,1}.
11430 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
11431 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
11432 * config/ia64/hpux.h (LIB_SPEC): Likewise.
11433 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
11434 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
11436 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
11439 * asan.c (instrument_derefs): If we get unknown location, extract it
11440 with EXPR_LOCATION.
11441 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
11443 2016-04-08 Tom de Vries <tom@codesourcery.com>
11445 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
11446 implicit firstprivate clause.
11448 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11451 * config/arm/thumb2.md (tst + branch-> lsls + branch
11452 peephole below *orsi_not_shiftsi_si): Require that condition
11453 register is dead after the peephole.
11454 (second peephole after the above): Likewise.
11456 2016-04-08 Alan Modra <amodra@gmail.com>
11459 * builtins.c (fold_builtin_classify): For IBM extended precision,
11460 look at just the high-order double to test for NaN.
11461 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
11462 test just the high double for Inf but both doubles for subnormal
11465 2016-04-07 Jakub Jelinek <jakub@redhat.com>
11467 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
11468 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
11469 node->simdclone->mask_mode != VOIDmode masks.
11470 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
11471 earlier, use it instead of node->simdclone.
11472 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11473 Set clonei->mask_mode.
11475 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
11478 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
11479 Pass it through to cp_parser_already_scoped_statement.
11480 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
11481 it through to cp_parser_statement.
11482 (cp_parser_statement): Pass IF_P through to
11483 cp_parser_iteration_statement.
11484 (cp_parser_pragma): Adjust call to
11485 cp_parser_iteration_statement.
11487 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
11490 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
11491 resolve a future -Wparentheses warning.
11492 * omp-low.c (scan_sharing_clauses): Likewise.
11493 * tree-parloops.c (eliminate_local_variables): Likewise.
11495 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
11497 PR rtl-optimization/70398
11498 * lra-constraints.c (process_address_1): Check zero scale and code
11499 for reloading with zero scale.
11501 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
11503 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
11504 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
11506 2016-04-06 Jakub Jelinek <jakub@redhat.com>
11508 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11509 Add support for AVX512F clones, include them by default for
11510 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
11511 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
11514 PR middle-end/70550
11515 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
11516 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
11517 firstprivate clauses.
11518 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
11519 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
11520 (lower_omp_target): Set TREE_NO_WARNING for
11521 non-addressable possibly uninitialized vars which are copied into
11522 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
11524 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
11526 * config/pa/predicates.md (integer_store_memory_operand): Accept
11527 REG+D operands with a large offset when reload_in_progress is true.
11528 (floating_point_store_memory_operand): Likewise.
11530 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11533 * match.pd (nested int casts): Limit to GIMPLE.
11535 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
11538 * ipa-devirt.c (maybe_record_node): Fix comment; use
11539 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
11541 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11543 PR rtl-optimization/70542
11544 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
11545 if there are any uses other than insn or debug insns.
11547 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
11548 Jakub Jelinek <jakub@redhat.com>
11550 PR tree-optimization/70509
11551 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
11552 Shift HOST_WIDE_INT_1U instead of 1.
11554 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
11556 PR tree-optimization/70509
11557 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
11558 of the vector base type for index.
11560 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
11563 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
11565 2016-04-05 Richard Biener <rguenther@suse.de>
11567 PR tree-optimization/70526
11568 * tree-sra.c (build_ref_for_offset): Use prev_base to
11569 extract the alias pointer type.
11571 2016-04-05 Richard Biener <rguenther@suse.de>
11573 * dse.c (struct store_info): Remove alias_set member.
11574 (struct read_info_type): Likewise.
11575 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
11576 spill_deleted, clear_alias_set_lookup): Remove.
11577 (get_group_info): Remove dead base == NULL_RTX case.
11578 (dse_step0): Remove initialization of removed variables.
11579 (delete_dead_store_insn): Reomve alias set dumping.
11580 (free_read_records): Remove alias_set handling.
11581 (canon_address): Remove alias_set_out parameter.
11582 (record_store): Remove spill_alias_set, it's always zero.
11583 (check_mem_read_rtx): Likewise.
11584 (dse_step2): Rename from ...
11585 (dse_step2_nospill): ... this. Adjust.
11586 (scan_stores): Rename from ...
11587 (scan_stores_nospill): ... this.
11588 (scan_reads): Rename from ...
11589 (scan_reads_nospill): ... this.
11590 (scan_stores_spill, scan_reads_spill): Remove.
11591 (dse_step3_scan): Remove for_spills argument which is always false.
11592 (dse_step3): Likewise.
11593 (dse_step5): Rename from ...
11594 (dse_step5_nospill): ... this. Remove alias_set handling.
11595 (rest_of_handle_dse): Adjust.
11597 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11600 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
11601 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
11602 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
11603 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
11605 2016-04-05 Richard Biener <rguenther@suse.de>
11607 PR middle-end/70499
11608 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
11609 non-register type temporaries into SSA.
11611 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
11614 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
11615 calls when sanitizing.
11616 (possible_polymorphic_call_target_p): Fix formatting.
11618 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11619 Jakub Jelinek <jakub@redhat.com>
11621 PR middle-end/70457
11622 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
11623 to ensure a call statement is compatible with a built-in's
11625 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
11628 2016-04-04 Richard Biener <rguenther@suse.de>
11630 PR rtl-optimization/70484
11631 * rtl.h (canon_output_dependence): Declare.
11632 * alias.c (canon_output_dependence): New function.
11633 * dse.c (record_store): Use canon_output_dependence rather
11634 than canon_true_dependence.
11636 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11639 * cgraph.h (symtab_node::copy_visibility_from): New function.
11640 * symtab.c (symtab_node::copy_visibility_from): New function.
11641 * ipa-visibility.c (optimize_weakref): New function.
11642 (function_and_variable_visibility): Use it.
11644 2016-04-04 Martin Liska <mliska@suse.cz>
11647 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
11648 value that is really in range handled by SBR instruction.
11649 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
11650 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
11651 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
11653 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
11657 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
11658 set, but not for SP_REG operands.
11660 2016-04-02 Martin Sebor <msebor@redhat.com>
11663 * fold-const.c (maybe_nonzero_address): New function.
11664 (fold_comparison): Call it. Fold equality and relational
11665 expressions involving null pointers.
11666 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
11668 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
11670 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
11671 the "Y" constraint (scalar FP 0.0 immediate).
11673 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
11674 Add the "const_double" to the list of operand constraints.
11676 2016-04-01 Jakub Jelinek <jakub@redhat.com>
11678 PR rtl-optimization/70467
11679 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
11680 If low word of the last operand is 0, just emit addition/subtraction
11683 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11686 * config/s390/s390.c (s390_expand_insv): Check for everything
11687 constant instead of just VOIDmode stuff.
11689 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11692 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
11694 2016-04-01 Nathan Sidwell <nathan@acm.org>
11696 * tree.def (TRY_CATCH_EXPR): Correct documentation.
11698 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
11700 PR rtl-optimization/70461
11701 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
11704 2016-03-31 Martin Liska <mliska@suse.cz>
11707 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
11708 a tree value or an immediate integer value to a buffer
11709 that is eventually copied to a BRIG section.
11710 (emit_immediate_operand): Call the function here.
11711 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
11712 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
11713 of class' fields that are removed.
11714 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
11715 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
11716 m_brig_repr_size fields.
11718 2016-03-31 Martin Liska <mliska@suse.cz>
11721 * hsa-gen.c (hsa_function_representation::update_dominance): New
11723 (convert_addr_to_flat_segment): Likewise.
11724 (gen_hsa_memory_set): New alignment argument.
11725 (gen_hsa_ctor_assignment): Likewise.
11726 (gen_hsa_insns_for_single_assignment): Provide alignment
11727 to gen_hsa_ctor_assignment.
11728 (gen_hsa_insns_for_direct_call): Add new argument.
11729 (expand_lhs_of_string_op): New function.
11730 (expand_string_operation_builtin): Likewise.
11731 (expand_memory_copy): New function.
11732 (expand_memory_set): New function.
11733 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
11734 (convert_switch_statements): Change signature.
11735 (generate_hsa): Use a return value of the function.
11736 (pass_gen_hsail::execute): Do not call
11737 convert_switch_statements here.
11738 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
11739 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
11740 (hsa_function_representation::update_dominance): New function.
11742 2016-03-31 Martin Liska <mliska@suse.cz>
11745 * hsa-brig.c (emit_directive_variable): Emit alignment
11746 according to hsa_symbol::m_align.
11747 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
11748 (dump_hsa_symbol): Dump alignment of HSA symbols.
11749 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
11750 (gen_hsa_addr_with_align): New function.
11751 (hsa_bitmemref_alignment): Use newly added function.
11752 (gen_hsa_insns_for_load): Likewise.
11753 (gen_hsa_insns_for_store): Likewise.
11754 (gen_hsa_memory_copy): New argument added.
11755 (gen_hsa_insns_for_single_assignment): Respect
11756 alignment for assignments processed via gen_hsa_memory_copy.
11757 (gen_hsa_insns_for_direct_call): Likewise.
11758 (gen_hsa_insns_for_return): Likewise.
11759 (gen_function_def_parameters): Set default alignment.
11760 * hsa.c (hsa_object_alignment): New function.
11761 (hsa_byte_alignment): Pasted function.
11762 * hsa.h (hsa_symbol::m_align): New field.
11764 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11766 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
11767 scratch field for goto case.
11769 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
11771 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
11773 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
11776 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
11777 (scalar_chain::convert_insn): Call convert_op for reg
11778 moves to handle undefined registers.
11780 2016-03-31 Nathan Sidwell <nathan@acm.org>
11783 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
11784 Assert we don't want to move backwards.
11786 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
11789 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
11791 2016-03-31 Jakub Jelinek <jakub@redhat.com>
11793 PR rtl-optimization/70460
11794 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
11795 with operand from REG_LABEL_OPERAND, instead substitute
11796 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
11797 Don't do anything for REG_NON_LOCAL_GOTO jumps.
11799 2016-03-31 Martin Liska <mliska@suse.cz>
11801 * passes.c (execute_one_pass): Do not call
11802 todo_after for a discarded function.
11804 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11806 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
11807 (no_cost, infinite_cost): Initialize the new field.
11808 (get_computation_cost_at): Record setup cost.
11809 (determine_use_iv_cost_address): Skip cost computation for sub
11810 uses if we can estimate it without losing accuracy.
11812 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11814 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11816 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11817 max_loop_iterations_int.
11818 (tree_unswitch_outer_loop): Likewise.
11819 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11820 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11822 2016-03-30 Richard Biener <rguenther@suse.de>
11824 PR middle-end/70450
11825 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
11827 2016-03-30 Jakub Jelinek <jakub@redhat.com>
11830 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
11831 in gen_blendm expander.
11833 2016-03-30 Nick Clifton <nickc@redhat.com>
11836 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
11837 case where we are already provided with an SImode SUBREG.
11839 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
11842 * config/i386/i386.c (ix86_expand_epilogue): Properly check
11843 conflict between DRAP register and __builtin_eh_return.
11845 2016-03-30 Michael Matz <matz@suse.de>
11846 Richard Biener <rguenther@suse.de>
11849 * ipa-polymorphic-call.c (struct type_change_info): Change
11850 speculative to an unsigned allowing to limit the work we do.
11851 (csftc_abort_walking_p): New inline function..
11852 (check_stmt_for_type_change): Limit the number of may-defs
11853 skipped for speculative devirtualization to
11854 max-speculative-devirt-maydefs.
11855 * params.def (max-speculative-devirt-maydefs): New param.
11856 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
11858 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
11861 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
11864 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
11866 PR tree-optimization/59124
11867 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
11868 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
11870 2016-03-29 Jeff Law <law@redhat.com>
11872 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
11874 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11876 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
11879 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
11881 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
11882 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
11883 gcrt0.o if linking dynamically.
11885 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11888 * ipa-devirt.c (methods_equal_p): New function.
11889 (compare_virtual_tables): Use it.
11890 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
11891 * cgraphclones.c (clone_function_name_1): Use
11892 symbol_table::symbol_suffix_separator.
11893 * coverage.c (build_var): Likewise.
11894 * symtab.c (symbol_table::symbol_suffix_separator): New.
11896 2016-03-29 Jakub Jelinek <jakub@redhat.com>
11898 PR rtl-optimization/70429
11899 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
11900 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
11901 mode != result_mode.
11904 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
11906 PR tree-optimization/70405
11907 * ssa-iterators.h (num_imm_uses): Add missing braces.
11909 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
11911 PR rtl-optimization/68695
11912 * ira-color.c (allocno_copy_cost_saving): New.
11913 (improve_allocation): Use it.
11915 2016-03-29 Richard Henderson <rth@redhat.com>
11917 PR middle-end/70355
11918 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
11920 2016-03-29 Richard Biener <rguenther@suse.de>
11922 PR middle-end/70424
11923 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
11924 use alignment returned by get_pointer_alignment_1 if it is
11925 bigger than BITS_PER_UNIT.
11926 * builtins.c (get_pointer_alignment_1): Do not return true
11927 for alignment extracted from SSA info.
11929 2016-03-28 James Bowman <james.bowman@ftdichip.com>
11931 * config/ft32/ft32.opt (mnodiv): New.
11932 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
11933 * doc/invoke.texi (FT32 Options -mnodiv): New.
11935 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
11938 * config/i386/i386.md (define_split, andn): Fix modes.
11940 2016-03-26 Richard Biener <rguenther@suse.de>
11941 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11944 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
11946 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
11947 as 2nd argument to cl_optimization_restore().
11949 2016-03-25 Richard Henderson <rth@redhat.com>
11952 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
11953 * config/aarch64/aarch64-protos.h: Declare it.
11954 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
11956 2016-03-25 Alan Modra <amodra@gmail.com>
11959 * config/rs6000/constraints.md (j): Simplify.
11960 * config/rs6000/predicates.md (easy_fp_constant): Exclude
11962 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
11963 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
11964 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
11965 in all constraint alternatives.
11966 (movtd_64bit_nodm): Delete "j" constraint alternative.
11968 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11970 * tree-ssa-propagate.c: Enhance docs for
11971 SSA_PROP_NOT_INTERESTING.
11973 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11975 * doc/extend.texi: Fix typo in documentation to pure attribute.
11977 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
11980 * config/pa/pa.md (bswapdi2): Use a scratch register.
11982 2016-03-24 Richard Henderson <rth@redhat.com>
11984 PR middle-end/69845
11985 * fold-const.c (extract_muldiv_1): Correct test for multiplication
11988 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
11990 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
11991 using ix86_expand_binary_operator instead of gen_andsi3.
11993 2016-03-24 Richard Biener <rguenther@suse.de>
11995 PR tree-optimization/70396
11996 * tree-vect-stmts.c (vectorizable_comparison): Use
11997 get_vectype_for_scalar_type.
11999 2016-03-24 Richard Biener <rguenther@suse.de>
12001 PR middle-end/70370
12002 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
12003 with register bases.
12005 2016-03-24 Richard Biener <rguenther@suse.de>
12007 PR tree-optimization/70372
12008 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
12009 build_all_ones_cst to also handle vector types correctly.
12011 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12014 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
12017 2016-03-23 Marek Polacek <polacek@redhat.com>
12020 * doc/invoke.texi: Document -Wignored-attributes.
12022 2016-03-23 Bin Cheng <bin.cheng@arm.com>
12024 PR tree-optimization/69042
12025 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
12026 parameter from 30 to 40.
12028 2016-03-23 Bin Cheng <bin.cheng@arm.com>
12030 PR tree-optimization/69042
12031 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
12032 for use with constant offset stripped in base.
12034 2016-03-23 Richard Biener <rguenther@suse.de>
12036 PR middle-end/70251
12037 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
12038 mode compatibility check.
12039 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12041 2016-03-23 Jeff Law <law@redhat.com>
12043 PR tree-optimization/64058
12044 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
12046 (struct ssa_conflicts): Move up earlier in the file.
12047 (conflicts_, var_map_): New static variables.
12048 (initialize_conflict_count): New function to initialize the
12049 CONFLICT_COUNT field for each conflict pair.
12050 (compare_pairs): Lazily initialize the conflict count and use it
12051 as the first tie-breaker.
12052 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
12053 and wipe conflicts_ and map_ around the call to qsort. Remove
12054 special case for 2 coalesce pairs.
12055 * bitmap.c (bitmap_count_unique_bits): New function.
12056 (bitmap_count_bits_in_word): New function, extracted from
12058 (bitmap_count_bits): Use bitmap_count_bits_in_word.
12059 * bitmap.h (bitmap_count_unique_bits): Declare it.
12061 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
12064 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
12065 transparent alias chain for decl assembler name.
12066 * config/sol2.c (solaris_assemble_visibility): Likewise.
12068 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12070 * config/arm/arm1020e.md (1020call_op): Reduce reservation
12072 (v10_fdivs): Likewise.
12073 (v10_fdivd): Likewise.
12075 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12078 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
12079 to not call fclose twice on file.
12081 2016-03-23 Jakub Jelinek <jakub@redhat.com>
12083 PR tree-optimization/70354
12084 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12085 oprnd0 is wider than oprnd1 and there is a cast from the wider
12086 type to oprnd1, mask it with the mask of the narrower type.
12089 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
12090 Optimize TARGET_STV splitters, if high or low word of last argument
12093 2016-03-22 Jeff Law <law@redhat.com>
12096 tree-ssa-threadbackward.c
12097 (fsm_find_control_statement_thread_paths): Correctly distinguish
12098 between old style jump threads vs FSM jump threads.
12100 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
12103 * config/i386/i386.c (scalar_chain::convert_op): Support
12104 uninitialized register usage case.
12106 2016-03-22 Richard Biener <rguenther@suse.de>
12108 PR middle-end/70251
12109 * genmatch.c (gen_transform): Adjust last parameter to a three-state
12111 (capture::gen_transform): ... to change behavior when substituting
12112 a condition into cond or not-cond expr context.
12113 (dt_simplify::gen_1): Adjust.
12114 * gimple-match-head.c: Include gimplify.h for unshare_expr.
12115 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
12116 last change and instead change to
12117 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
12118 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12120 2016-03-22 Anthony Green <green@moxielogic.com>
12122 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
12123 issue for moxiebox targets.
12124 (CC1PLUS_SPEC): Ditto.
12126 2016-03-22 Richard Biener <rguenther@suse.de>
12128 PR middle-end/70333
12129 * fold-const.c (extract_muldiv_1): Properly perform multiplication
12132 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
12134 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
12136 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
12139 * config/i386/i386.c (def_builtin): Handle
12140 OPTION_MASK_ISA_AVX512VL to be and-ed with other
12142 (const struct builtin_description bdesc_special_args[]):
12143 Remove duplicate ISA bits.
12145 2016-03-22 Jakub Jelinek <jakub@redhat.com>
12148 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
12149 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
12150 in a way that works also for AVX512BW.
12153 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
12154 instead of source if operands[1] is xmm16 and above and
12155 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
12156 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
12159 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
12160 on assign if (*from_p) is a comparison, set it to
12161 TREE_NO_WARNING (*from_p).
12163 2016-03-21 Jakub Jelinek <jakub@redhat.com>
12165 PR middle-end/70326
12166 * lra.c (restore_scratches): Ignore deleted insns.
12168 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
12169 Jakub Jelinek <jakub@redhat.com>
12171 PR tree-optimization/70317
12172 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
12175 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
12178 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
12179 of ix86_expand_move.
12181 (movti): Use general_operand for operand 1 predicate.
12183 2016-03-21 Martin Liska <mliska@suse.cz>
12185 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
12187 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
12189 2016-03-21 Martin Liska <mliska@suse.cz>
12192 * ipa-icf.c (sem_function::parse): Skip static
12193 constructors and destructors.
12195 2016-03-21 Jakub Jelinek <jakub@redhat.com>
12198 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
12199 function-like macro, peek following token(s) if it is followed
12200 by CPP_OPEN_PAREN token with optional padding in between, and
12201 if not, don't treat it like a macro.
12203 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
12204 Alexander Monakov <amonakov@ispras.ru>
12206 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
12207 for the stabs debug format.
12209 2016-03-21 Richard Biener <rguenther@suse.de>
12211 PR tree-optimization/70310
12212 * tree-vect-generic.c (expand_vector_condition): Fold the built
12215 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
12218 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
12219 Block third alternative for AVX-512VL target,
12221 2016-03-21 Martin Liska <mliska@suse.cz>
12224 * hsa-brig.c (emit_function_directives): Mark unemitted
12225 global variables for emission.
12226 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
12227 (get_symbol_for_decl): Likewise.
12228 * hsa.h (struct hsa_symbol): New flag.
12230 2016-03-21 Richard Biener <rguenther@suse.de>
12232 PR tree-optimization/70288
12233 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
12234 we do not estimate unsimplified all-constant conditionals or
12235 switches as optimized away.
12237 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
12239 PR rtl-optimization/69102
12240 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
12241 when we have a readonly dependency context.
12243 2016-03-18 Jeff Law <law@redhat.com>
12245 PR rtl-optimization/70263
12246 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
12247 (update_equiv_regs): When trying to move a store to after the insn
12248 that sets the source of the store, make sure the store occurs after
12249 the insn that sets the source of the store. When successful note
12250 the REG_EQUIV note created in the dump file.
12252 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
12253 Bernd Schmidt <bschmidt@redhat.com>
12255 * doc/extend.texi: Document more potential problems with basic asms.
12257 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
12259 PR rtl-optimization/70278
12260 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
12263 2016-03-18 Jason Merrill <jason@redhat.com>
12265 * calls.c (load_register_parameters): Fix zero size sibcall logic.
12267 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
12269 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
12270 values to 128b regs.
12272 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12274 PR tree-optimization/70252
12275 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
12276 boolean vector has a proper number of elements.
12277 (supportable_narrowing_operation): Likewise.
12279 2016-03-18 Tom de Vries <tom@codesourcery.com>
12282 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
12284 2016-03-18 Jakub Jelinek <jakub@redhat.com>
12286 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
12287 instead of replace_rtx for DEBUG_INSNs.
12289 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12291 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
12292 load type reservations.
12294 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
12297 * config/pa/constraints.md: Revert 2015-02-13 change. Use
12298 define_constraint for "Q" and "T" constraints.
12300 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
12302 Tweak the pipeline model for Exynos M1
12304 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
12307 2016-03-17 David Malcolm <dmalcolm@redhat.com>
12310 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
12311 where one or both locations aren't within a line_map.
12313 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
12316 * opts.c (finish_options): Don't set flag_pie to the default if
12317 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
12320 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
12322 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
12323 true as ALL_REGS argument to replace_rtx.
12325 2016-03-17 Richard Biener <rguenther@suse.de>
12328 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
12331 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12334 * rtl.h (replace_rtx): Add ALL_REGS argument.
12335 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
12336 equality and assert mode is the same, instead of just rtx pointer
12338 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
12339 true as ALL_REGS argument to replace_rtx.
12341 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
12343 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
12344 for boolean vector with vector mode only.
12345 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12347 2016-03-17 Nick Clifton <nickc@redhat.com>
12350 * config/rx/rx.c (rx_print_integer): Print negative constants in
12353 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12356 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
12358 2016-03-16 Richard Henderson <rth@redhat.com>
12359 Richard Biener <rguenth@suse.de>
12361 PR middle-end/70240
12362 PR middle-end/68215
12364 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
12365 first operand as is_gimple_condexpr.
12367 PR middle-end/70240
12368 PR middle-end/68215
12370 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
12371 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
12372 Do not gimplify the result.
12373 (do_unop): Adjust call to tree_vec_extract.
12374 (do_binop): Likewise.
12375 (do_compare): Likewise.
12376 (do_plus_minus): Likewise.
12377 (do_negate): Likewise.
12378 (expand_vector_condition): Likewise.
12379 (do_cond): Likewise.
12381 2016-03-16 Richard Henderson <rth@redhat.com>
12384 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
12385 (aarch64_classify_address): Use it.
12386 (aarch64_legitimize_address): Force all subexpressions of PLUS
12387 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
12389 2016-03-16 Jakub Jelinek <jakub@redhat.com>
12390 Richard Biener <rguenth@suse.de>
12393 * rtlanal.c (replace_rtx): For REG, if from is a REG,
12394 return to even if only REGNO is equal, and assert
12397 2016-03-11 Jeff Law <law@redhat.com>
12399 PR rtl-optimization/70224
12400 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
12402 2016-03-16 Richard Henderson <rth@redhat.com>
12404 PR middle-end/70199
12405 * function.h (struct function): Add has_forced_label_in_static.
12406 * gimplify.c (force_labels_r): Set it.
12407 * lto-streamer-in.c (input_struct_function_base): Read it.
12408 * lto-streamer-out.c (output_struct_function_base): Write it.
12409 * tree-inline.c (has_label_address_in_static_1): Remove.
12410 (copy_forbidden): Remove fndecl parameter; test
12411 has_forced_label_in_static.
12412 (inline_forbidden_p): Update call to copy_forbidden.
12413 (tree_versionable_function_p): Likewise.
12414 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
12415 (chkp_versioning): Likewise.
12416 * tree-inline.h (copy_forbidden): Update decl.
12418 2016-03-16 Marek Polacek <polacek@redhat.com>
12421 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
12422 function being thunked if the result type doesn't have fixed size.
12423 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
12424 doesn't have fixed size.
12426 2016-03-16 Bin Cheng <bin.cheng@arm.com>
12428 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
12429 reporting malformed loop nest.
12431 2016-03-16 Tom de Vries <tom@codesourcery.com>
12434 * ipa-devirt.c (possible_polymorphic_call_targets): Move
12435 nodes.length () == 1 test to before first nodes[0] access.
12437 2016-03-16 Tom de Vries <tom@codesourcery.com>
12439 PR tree-optimization/68715
12440 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
12441 single_pred_p test.
12443 2016-03-16 Tom de Vries <tom@codesourcery.com>
12445 PR tree-optimization/68809
12446 * graphite-scop-detection.c (same_close_phi_node): Test if result types
12449 2016-03-16 Carlos O'Donell <carlos@redhat.com>
12450 Sandra Loosemore <sandra@codesourcery.com>
12452 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
12453 on leaf attribute. Mention ELF interposition problems.
12455 2016-03-16 Alan Modra <amodra@gmail.com>
12457 PR rtl-optimization/69195
12458 PR rtl-optimization/47992
12459 * ira.c (indirect_jump_optimize): Ignore artificial defs.
12462 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
12465 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
12467 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12469 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
12471 2016-03-15 Jakub Jelinek <jakub@redhat.com>
12473 PR rtl-optimization/70222
12474 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
12475 optimization if mode is different from result_mode, queue up masking
12476 of the result in outer_op. Formatting fix.
12478 PR middle-end/70239
12479 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
12482 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12484 PR rtl-optimization/69032
12485 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
12486 looping backwards over basic block insns.
12488 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12491 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
12492 to non-speculative when propagating trap bits.
12494 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12496 PR rtl-optimization/63384
12497 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
12498 DEBUG_INSN_P insns.
12500 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12503 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
12504 factored out from ...
12505 (sched_analyze_insn): ... here.
12506 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
12507 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
12508 get_implicit_reg_pending_clobbers in it.
12509 (setup_id_reg_sets): Use setup_id_implicit_regs.
12510 (deps_init_id): Ditto.
12512 2016-03-15 Tom de Vries <tom@codesourcery.com>
12515 * cgraph.c (cgraph_node::get_body): Save, reset and restore
12517 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
12518 execute_function_dump.
12519 (execute_one_pass): Don't dump function if it will be dumped after ipa
12522 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
12524 * genrecog.c (match_pattern_2): If pred is NULL don't call
12525 safe_predicate_mode on it.
12527 2016-03-14 Jakub Jelinek <jakub@redhat.com>
12529 PR middle-end/70219
12530 * lra-constraints.c (delete_move_and_clobber): Change assertion
12531 to also allow dregno == 0.
12533 2016-03-14 Richard Henderson <rth@redhat.com>
12536 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
12537 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
12538 (reassociate_bb): Use optimize_vec_cond_expr; avoid
12539 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
12542 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
12545 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
12547 (lra_create_live_ranges_1): initialize hard register biggest_mode to
12549 * lra-constraints.c (split_reg): For hard regs, try to find the
12550 biggest single-register mode used in the function.
12552 2016-03-14 Richard Biener <rguenther@suse.de>
12554 PR tree-optimization/56365
12555 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
12556 constants to compare against.
12558 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
12561 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
12562 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
12563 (define_split for the GPR case): Use int_reg_operand instead of
12564 gpc_reg_operand for the output.
12566 2016-03-14 Tom de Vries <tom@codesourcery.com>
12568 PR tree-optimization/70045
12569 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
12570 create_empty_if_region_on_edge argument.
12572 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
12574 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
12575 (STACK_CHECK_PROTECT): Likewise.
12576 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12577 (STACK_CHECK_PROTECT): Likewise.
12578 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12579 (STACK_CHECK_PROTECT): Likewise.
12580 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
12581 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
12582 (STACK_CHECK_PROTECT): Likewise.
12584 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
12586 PR rtl-optimization/69307
12587 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
12588 registers in modes that span more than one register.
12590 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
12593 * lra-constraints.c (delete_move_and_clobber): New.
12594 (remove_inheritance_pseudos): Use it.
12596 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
12599 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
12600 the libcall is LCT_THROW.
12601 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
12602 for the checking routine.
12604 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
12607 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
12608 optimization if we have direct move.
12609 (roundu32<mode>2_fprs): Likewise.
12611 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
12614 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
12616 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
12617 Arguments swapped. All callers changed. Take reg_renumber into
12618 account, and Calculate and compare register ranges for hard regs.
12620 2016-03-11 Jeff Law <law@redhat.com>
12622 PR tree-optimization/70190
12623 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12624 Handle cases where we can not extract the taken edge, even though we
12625 found a constant value.
12627 PR tree-optimization/64058
12628 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
12629 (num_coalesce_pairs): Move up earlier in file.
12630 (find_coalesce_pair): Initialize the INDEX field for each pair
12632 (compare_pairs): No longer sort on the elements in each pair.
12633 Instead break ties with the index of the coalesce pair.
12635 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12638 * config/aarch64/aarch64-protos.h
12639 (aarch64_save_restore_target_globals): New prototype.
12640 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
12641 Call the above when popping pragma.
12642 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
12644 (aarch64_set_current_function): Rewrite using the above.
12646 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12648 PR tree-optimization/70177
12649 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
12650 (extract_ops_from_tree): ... this. In the 2 argument
12651 overload remove _1 suffix.
12652 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
12653 (extract_ops_from_tree): ... this.
12654 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
12656 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12657 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
12658 extract_ops_from_tree instead of 2 operand one.
12660 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
12662 PR tree-optimization/70013
12663 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
12664 for constant-pool entries.
12666 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12668 PR rtl-optimization/70174
12669 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
12670 followed by gen_lowpart on force_reg instead of just gen_lowpart.
12672 PR tree-optimization/70169
12673 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
12674 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
12677 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12678 Jakub Jelinek <jakub@redhat.com>
12681 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
12682 of uninitialized values.
12684 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12686 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
12688 ("*trunctddd2"): New pattern definition.
12689 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
12692 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12694 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
12695 definitions for BFP and DFP rounding modes.
12696 ("fixuns_truncdddi2", "fixuns_trunctddi2")
12697 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
12698 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
12699 ("fix_trunctf<mode>2"): Use the new constants instead of magic
12702 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12704 * config/s390/constraints.md: Adjust comment.
12705 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
12706 s390_decompose_addrstyle_without_index.
12707 * config/s390/predicates.md (shift_count_or_setmem_operand):
12708 Rename to setmem_operand.
12709 * config/s390/s390-protos.h
12710 (s390_decompose_shift_count): Rename to
12711 s390_decompose_addrstyle_without_index.
12712 * config/s390/s390.c (s390_decompose_shift_count)
12713 (s390_mem_constraint, print_shift_count_operand)
12714 (print_operand_address, print_operand): Rename
12715 s390_decompose_shift_count to
12716 s390_decompose_addrstyle_without_index and rename
12717 print_shift_count_operand to print_addrstyle_operand troughout the
12719 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
12720 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
12721 Rename shift_count_or_setmem_operand to setmem_operand.
12722 * config/s390/vx-builtins.md ("vec_insert<mode>")
12723 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
12726 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12729 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12730 Handle overlapping retval and newval.
12732 2016-03-10 Nick Clifton <nickc@redhat.com>
12735 * config/aarch64/aarch64.c
12736 (aarch64_override_options_after_change_1): When forcing
12737 flag_omit_frame_pointer to be true, use a special value that can
12738 be detected if this function is called again, thus preventing
12739 flag_omit_leaf_frame_pointer from being forced to be false.
12741 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12743 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
12744 Set x_flag_omit_leaf_frame_pointer when handling
12745 -momit-leaf-frame-pointer.
12747 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12750 * cgraph.c (cgraph_node::dump): Dump split_part and
12751 indirect_call_target.
12752 * cgraph.h (cgraph_node): Add indirect_call_target flag.
12753 * ipa.c (has_addr_references_p): Cleanup.
12754 (is_indirect_call_target_p): New.
12755 (walk_polymorphic_call_targets): Do not mark virtuals that may be
12756 called indirectly as local.
12757 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
12759 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12762 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12763 on cxa_pure_virtual.
12765 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12768 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
12770 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12773 * tree.c (need_assembler_name_p): Only record main variant type names.
12775 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12778 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
12779 Always define to 0 or 1.
12780 (TARGET_FIX_ERR_A53_843419): New macro.
12781 * config/aarch64/aarch64-elf-raw.h
12782 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
12783 * config/aarch64/aarch64-linux.h: Likewise.
12784 * config/aarch64/aarch64.c
12785 (aarch64_override_options_after_change_1): Do not default
12786 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
12788 (aarch64_attributes): Handle fix-cortex-a53-843419.
12789 (aarch64_can_inline_p): Likewise.
12790 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
12792 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
12793 Jakub Jelinek <jakub@redhat.com>
12795 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
12796 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
12797 DECL_COMMONS if flag_unconstrained_commons is set.
12798 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12799 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
12800 (funconstrained-commons): Document.
12802 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12804 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
12805 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
12807 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
12809 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
12810 has a proper number of elements.
12812 2016-03-10 Alan Modra <amodra@gmail.com>
12814 PR rtl-optimization/69195
12815 PR rtl-optimization/47992
12816 * ira.c (recorded_label_ref): Delete.
12817 (update_equiv_regs): Return void.
12818 (indirect_jump_optimize): New function.
12819 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
12820 before regstat_compute_ri. Don't rebuild_jump_labels here.
12821 Delete update_regstat.
12823 2016-03-10 Richard Biener <rguenther@suse.de>
12825 PR tree-optimization/70128
12826 * tree-ssa-structalias.c (set_uids_in_ptset): Set
12827 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
12829 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12831 PR tree-optimization/70152
12832 * tree-sra.c (replace_removed_params_ssa_names): Copy over
12833 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
12836 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
12837 instead of gen_sse2_loadlpd.
12838 * config/i386/sse.md (*vec_concatv2df): Rename to...
12839 (vec_concatv2df): ... this.
12841 PR tree-optimization/70127
12842 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
12844 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12848 * diagnostic-show-locus.c (compatible_locations_p): New function.
12849 (layout::layout): Sanitize ranges using compatible_locations_p.
12851 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12855 * diagnostic-show-locus.c (layout_range::layout_range): Replace
12856 location_range param with three const expanded_locations * and a
12858 (layout::layout): Replace call to
12859 rich_location::lazily_expand_location with get_expanded_location.
12860 Extract the range and perform location expansion here, passing
12861 the results to the layout_range ctor.
12862 * diagnostic.c (source_range::debug): Delete.
12863 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
12864 of rich_location::get_expanded_location.
12865 * gcc-rich-location.c (get_range_for_expr): Delete.
12866 (gcc_rich_location::add_expr): Reimplement to avoid the
12867 rich_location::add_range overload that took a location_range,
12868 passing a location_t instead.
12870 2016-03-09 Richard Biener <rguenther@suse.de>
12871 Jakub Jelinek <jakub@redhat.com>
12873 PR tree-optimization/70138
12874 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12875 Also skip vect_double_reduction_def.
12877 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12880 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
12881 if the operand is "m".
12883 2016-03-09 Nathan Sidwell <nathan@acm.org>
12885 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
12887 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12889 * config/i386/i386.c (processor_target_table): Fix cost table
12890 intialization order for znver1.
12892 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12894 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
12895 - becuase -> because.
12896 * ipa-reference.c (ignore_module_statics): Likewise.
12897 * cgraph.c (cgraph_node::get_body): Likewise.
12898 * ipa-inline.c (early_inliner): Likewise.
12899 * ipa-devirt.c (types_same_for_odr): Likewise.
12900 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
12901 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
12903 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12905 * tree-ssa-math-opts.c: Fix typo in comment.
12907 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12910 * config/i386/i386.c (scalar_chain::make_vector_copies,
12911 scalar_chain::convert_reg): Call end_sequence in between
12912 get_insns and emit_conversion_insns rather than after both
12915 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
12918 * config/i386/i386.h (machine_function): Add
12919 pc_thunk_call_expanded flag.
12920 (ix86_pc_thunk_call_expanded): New define.
12921 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
12922 (*set_got): Rename insn pattern from set_got.
12923 (*set_got_labelled): Rename inst pattern from set_got_labelled.
12924 * config/i386/i386.c (ix86_compute_frame_layout): Use
12925 ix86_pc_thunk_call_expanded to prevent red-zone.
12927 2016-03-07 Martin Jambor <mjambor@suse.cz>
12929 * hsa.h (hsa_get_ctor_statements): Declare.
12930 (hsa_get_dtor_statements): Likewise.
12931 (hsa_get_kernel_dispatch_type): Likewise.
12932 * hsa.c (hsa_get_ctor_statements): New function.
12933 (hsa_get_dtor_statements): Likewise.
12934 (hsa_get_kernel_dispatch_type): Likewise.
12935 * hsa-brig.c (hsa_cdtor_statements): Removed.
12936 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
12937 hsa_get_dtor_statements.
12938 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
12939 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
12941 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
12943 * config/arm/arm-cores.def (cortex-r8): New.
12944 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
12945 * config/arm/arm-tune.md: Likewise.
12946 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
12948 2016-03-07 Martin Sebor <msebor@redhat.com>
12950 PR rtl-optimization/19705
12951 * doc/invoke.texi (Options That Control Optimization): Clarify
12952 -fno-branch-count-reg.
12954 2016-02-26 Richard Biener <rguenther@suse.de>
12955 Jeff Law <law@redhat.com>
12957 PR tree-optimization/69740
12958 * cfghooks.c (remove_edge): Request loop fixups if we delete
12959 an edge that might turn an irreducible loop into a natural
12961 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
12962 Move after definition of loops_state_clear.
12964 2016-03-07 Bin Cheng <bin.cheng@arm.com>
12966 PR rtl-optimization/69052
12967 * rtlanal.c (commutative_operand_precedence): Set higher precedence
12970 2016-03-07 Tom de Vries <tom@codesourcery.com>
12972 PR tree-optimization/70116
12973 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
12974 is_tm_ending stmts and ubsan/asan internal functions.
12975 (find_duplicate): Use it. Don't test is_tm_ending here.
12977 2016-03-07 Richard Biener <rguenther@suse.de>
12979 PR tree-optimization/70115
12980 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
12981 (propagate_constants_for_unrolling): Use replace_uses_by.
12983 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
12985 PR middle-end/69916
12986 * omp-low.c (struct oacc_loop): Add ifns.
12987 (new_oacc_loop_raw): Initialize it.
12988 (finish_oacc_loop): Clear mask & flags if no ifns.
12989 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
12990 (oacc_loop_xform_loop): Add ifns arg & adjust.
12991 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
12993 2016-03-07 Richard Henderson <rth@redhat.com>
12996 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
12997 (insert_value_copy_on_edge): Likewise.
12999 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13001 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
13003 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13006 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
13008 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
13010 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
13012 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
13014 Fix sseimul type attribute.
13015 * config/i386/znver1.md
13016 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
13017 znver1_sseimul_avx256_load) : Fix the type attribute.
13018 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
13019 pipe usage and latency.
13021 2016-03-05 Jakub Jelinek <jakub@redhat.com>
13024 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
13025 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
13028 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
13031 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
13033 PR rtl-optimization/69941
13034 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
13035 the reg share its mode.
13037 2016-03-04 Jeff Law <law@redhat.com>
13039 PR tree-optimization/69196
13040 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13041 If the both SSA_NAMEs are anonymous, then consider them unassociated
13042 and include the PHI in the statement count.
13044 2016-03-05 Tom de Vries <tom@codesourcery.com>
13046 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
13047 construct in oacc routine. Check for oacc region in oacc routine.
13049 2016-03-04 Jakub Jelinek <jakub@redhat.com>
13052 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
13053 2016-02-22 changes, instead don't recurse if RECUR is already true.
13054 Don't change *dynamic_check if RECUR. Adjust recursive caller
13055 to pass true to the new argument.
13056 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
13059 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
13060 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
13062 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
13064 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
13066 PR rtl-optimization/57676
13067 * lra-assigns.c (lra_assign): Guard test for maximum iterations
13068 with flag_checking.
13070 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
13072 * tree-vect-patterns.c (search_type_for_mask): Handle
13073 comparison of booleans.
13075 2016-03-04 Jakub Jelinek <jakub@redhat.com>
13077 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
13081 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
13082 all other ops that have dw_val_class_die_ref operands,
13083 and DW_OP_GNU_entry_value.
13085 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13087 PR rtl-optimization/69904
13088 * config/arm/arm.c (arm_cannot_copy_insn_p):
13089 Return true for load-exclusive instructions.
13091 2016-03-03 Jakub Jelinek <jakub@redhat.com>
13094 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
13095 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
13096 the pattern no matter if it is used just by non-pattern, pattern
13098 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
13099 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
13100 oprnd1 def_stmt is in pattern, don't look through it.
13102 2016-03-03 Marek Polacek <polacek@redhat.com>
13104 PR middle-end/70050
13105 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
13107 2016-03-03 Martin Liska <mliska@suse.cz>
13109 PR tree-optimization/70043
13110 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
13111 previous statement if we see a debug statement.
13113 2016-03-03 Richard Biener <rguenther@suse.de>
13115 PR tree-optimization/55936
13116 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
13117 parameter and guard unsafe equivalence use.
13118 (vrp_evaluate_conditional_warnv_with_ops): Always use
13119 safe equivalences but not via the quadratic compare_names
13122 2016-03-03 Michael Collison <michael.collison@linaro.org>
13125 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
13126 for operand 1 to s_register_operand. Change predicate for operand
13127 2 to arm_not_immediate_operand.
13129 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
13131 * doc/tm.texi: Regenerated.
13133 2016-03-02 Richard Henderson <rth@redhat.com>
13136 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
13137 simplification when all args are positive non-fixed registers.
13139 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13141 * target.def (lra_p): Specify that new ports should use LRA.
13143 2016-03-02 Jakub Jelinek <jakub@redhat.com>
13146 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
13147 gimplify_type_sizes the type they refer to.
13148 (omp_notice_variable): Handle reference vars to VLAs.
13149 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
13150 reference to VLA decls in the second pass instead of first pass.
13152 2016-03-02 Tom de Vries <tom@codesourcery.com>
13154 PR tree-optimization/68659
13155 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
13156 new_expr == NULL_TREE.
13157 (get_new_name): Handle ADDR_EXPR.
13159 2016-03-02 Bin Cheng <bin.cheng@arm.com>
13161 PR rtl-optimization/69052
13162 * loop-invariant.c (canonicalize_address): New function.
13163 (inv_can_prop_to_addr_use): Check validity of address expression
13164 which is canonicalized by above function.
13166 2016-03-02 Alan Modra <amodra@gmail.com>
13169 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
13172 2016-03-02 Jakub Jelinek <jakub@redhat.com>
13175 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
13176 (*movhi_internal): Put mask moves from and to memory separately
13177 from moves from/to GPRs.
13179 2016-03-02 Richard Biener <rguenther@suse.de>
13181 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
13182 GENERIC expressions in GIMPLE.
13184 2016-03-02 Richard Biener <rguenther@suse.de>
13186 * config/i386/i386.c (type_natural_mode): Fix typo.
13188 2016-03-02 Nick Clifton <nickc@redhat.com>
13190 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
13192 2016-03-02 Richard Biener <rguenther@suse.de>
13193 Uros Bizjak <ubizjak@gmail.com>
13196 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
13198 2016-03-02 Richard Biener <rguenther@suse.de>
13200 PR middle-end/67278
13201 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
13203 2016-03-02 Marek Polacek <polacek@redhat.com>
13206 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
13207 "is promoted to" warning.
13209 2016-03-01 DJ Delorie <dj@redhat.com>
13211 * config.gcc: Deprecate mep-*.
13213 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
13215 PR middle-end/70025
13216 * lra-constraints.c (regno_val_use_in): New.
13217 (match_reload): Use it instead of regno_use_in.
13219 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
13221 PR rtl-optimization/70007
13222 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
13223 references present in REG_EQUAL notes attached to non-SET patterns.
13225 2016-03-01 Jeff Law <law@redhat.com>
13227 PR tree-optimization/69196
13228 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13229 Appropriately clamp the number of statements to copy when the
13230 thread path does not traverse a loop backedge.
13232 PR tree-optimization/69196
13233 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13234 Do count some PHIs in the thread path against the insn count. Decrease
13235 final statement count by one as the control statement in the last
13236 block will get removed. Remove special cased code for handling PHIs
13239 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
13242 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
13243 asm dialect alternatives to explicit GOTPCREL calls.
13245 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
13248 * ira.c (do_reload): Issue warning for generic stack checking here...
13249 * reload1.c (reload): ...instead of here and streamline it.
13251 2016-03-01 Nick Clifton <nickc@redhat.com>
13253 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
13255 2016-03-01 Richard Biener <rguenther@suse.de>
13257 PR tree-optimization/69983
13258 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
13259 types and fall back to operand_equal_p.
13261 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13264 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13266 * config/s390/constraints.md ("jm8"): New constraint.
13267 * config/s390/predicates.md ("const_int_8bitset_operand"): New
13269 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
13271 ("*setmem_long<setmem_and>"): New pattern.
13272 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
13274 ("*setmem_long_31z<setmem_and>"): New pattern.
13275 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
13276 New substitution rules with the required attributes.
13279 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13282 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13284 * gensupport.c (process_substs_on_one_elem): Split loop to
13285 complete mark_operands_used_in_match_dup on all expressions in the
13287 (adjust_operands_numbers): Inline into process_substs_on_one_elem
13288 and remove function.
13290 2016-03-01 Richard Biener <rguenther@suse.de>
13292 PR middle-end/70022
13293 * fold-const.c (fold_indirect_ref_1): Fix range checking for
13294 vector BIT_FIELD_REF extract.
13296 2016-03-01 Richard Biener <rguenther@suse.de>
13298 PR tree-optimization/69994
13299 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
13301 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
13303 PR tree-optimization/69956
13304 * tree-vect-stmts.c (supportable_widening_operation): Support
13305 multi-step conversion of boolean vectors.
13306 (supportable_narrowing_operation): Likewise.
13308 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13310 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
13313 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13315 * config/s390/subst.md (DSI_VI): New mode iterator.
13316 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
13317 * config/s390/vector.md ("vec_set<mode>"): Move expander before
13318 the insn definition.
13319 ("*vec_set<mode>"): Change predicate and add alternative to
13320 support only either register or const_int operands as element
13322 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
13324 ("vec_extract<mode>"): New expander.
13325 ("*vec_extract<mode>"): New insn definition supporting reg and
13326 const_int element selectors.
13327 ("*vec_extract<mode>_plus"): New insn definition supporting
13328 reg+const_int element selectors.
13329 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
13330 following expander+insn definition.
13331 ("<vec_shifts_name><mode>3"): New expander.
13332 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
13334 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13336 * config/s390/s390.md ("*tabort_1"): Change predicate to
13337 nonmemory_operand. Add a second alternative to cover
13338 register as well as const int operands.
13339 ("*tabort_1_plus"): New pattern definition.
13341 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13343 * config/s390/s390.md ("*ashrdi3_cc_31")
13344 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
13345 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
13346 Merge insn definitions into ...
13347 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
13348 New pattern definition.
13349 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
13350 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
13351 ("*ashr<mode>3_and"): Merge insn definitions into ...
13352 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
13353 New pattern definition.
13354 * config/s390/subst.md ("addr_style_op_cc_subst")
13355 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
13356 substitutions patterns plus attributes.
13357 Add ashiftrt to SUBST iterator.
13359 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13361 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
13362 op2 to nonmemory_operand.
13363 ("*<shift>di3_31", "*<shift>di3_31_and"):
13364 Merge into single pattern definition ...
13365 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
13366 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
13367 pattern definition ...
13368 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
13369 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
13372 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13374 * config/s390/predicates.md (const_int_6bitset_operand): New
13376 * config/s390/s390.md: Include subst.md.
13377 ("rotl<mode>3"): New expander.
13378 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
13380 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
13381 * config/s390/subst.md: New file.
13383 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13385 * config/s390/s390.md ("op_type", "atype", "length" attributes):
13386 Remove RRR type. It doesn't really exist.
13387 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
13389 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
13390 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
13391 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
13392 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
13393 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
13394 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
13395 `enabled' attribute.
13397 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13399 * gensupport.c (process_substs_on_one_elem): Split loop to
13400 complete mark_operands_used_in_match_dup on all expressions in the
13402 (adjust_operands_numbers): Inline into process_substs_on_one_elem
13403 and remove function.
13405 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
13408 * config/sparc/sparc.c (NWORDS_UP): Rename to...
13409 (CEIL_NWORDS): ...this. Use CEIL macro.
13410 (compute_fp_layout): Adjust to above renaming.
13411 (function_arg_union_value): Likewise.
13412 (sparc_arg_partial_bytes): Likewise.
13413 (sparc_function_arg_advance): Likewise.
13415 2016-02-29 Jeff Law <law@redhat.com>
13417 PR tree-optimization/70005
13418 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
13419 where an object with a boolean range is compared against a value
13422 PR tree-optimization/69999
13423 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
13424 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
13427 2016-02-29 Richard Biener <rguenther@suse.de>
13429 PR tree-optimization/69994
13430 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
13431 (get_unary_op): Look through nop conversions.
13432 (ops_equal_values_p): New function, look for equality diregarding
13434 (eliminate_plus_minus_pair): Use ops_equal_values_p
13435 (repropagate_negates): Do not use get_unary_op here.
13437 2016-02-29 Martin Liska <mliska@suse.cz>
13439 * system.h: Poison ENABLE_CHECKING macro.
13441 2016-02-29 Martin Liska <mliska@suse.cz>
13443 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
13444 is presented in dump flags.
13445 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13446 (hsa_regalloc): Likewise.
13448 2016-02-19 Richard Biener <rguenther@suse.de>
13450 PR tree-optimization/69980
13451 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
13452 permutation of those we need to keep.
13454 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
13457 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
13458 (NWORDS_UP): ...this
13459 (init_cumulative_args): Minor tweaks.
13460 (sparc_promote_function_mode): Likewise.
13461 (scan_record_type): Delete.
13462 (traverse_record_type): New function template.
13463 (classify_data_t): New structure type.
13464 (classify_registers): New inline function.
13465 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
13466 exhausted. Instantiate traverse_record_type on classify_registers and
13467 deal with the case of a structure passed in slot #15 with no FP field
13469 (assign_data_t): New structure type.
13470 (compute_int_layout): New static function.
13471 (compute_fp_layout): Likewise.
13472 (count_registers): New inline function.
13473 (assign_int_registers): New static function.
13474 (assign_fp_registers): Likewise.
13475 (assign_registers): New inline function.
13476 (function_arg_record_value_1): Delete.
13477 (function_arg_record_value_2): Likewise.
13478 (function_arg_record_value_3): Likewise.
13479 (function_arg_record_value): Adjust to above changes. Instantiate
13480 traverse_record_type on count_registers to first count the number of
13481 registers to be used and then on assign_registers to assign them.
13482 (function_arg_union_value): Adjust to above renaming.
13483 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
13484 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
13485 case of a structure passed in slot #15
13486 (sparc_function_arg_advance): Likewise.
13487 (function_arg_padding): Minor tweak.
13489 2016-02-29 Richard Biener <rguenther@suse.de>
13491 PR tree-optimization/69720
13492 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
13493 the adjustment_def path for possibly vectorized defs.
13494 (vect_create_epilog_for_reduction): Handle vectorized initial
13497 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
13499 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
13501 2016-02-27 Jeff Law <law@redhat.com>
13504 2016-02-26 Richard Biener <rguenther@suse.de>
13505 Jeff Law <law@redhat.com>
13507 PR tree-optimization/69740
13508 * cfghooks.c (remove_edge): Request loop fixups if we delete
13509 an edge that might turn an irreducible loop into a natural
13512 2016-02-27 Jakub Jelinek <jakub@redhat.com>
13514 PR rtl-optimization/69896
13515 * tree-vect-generic.c (get_compute_type): Avoid single element
13518 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
13520 Rename the AArch64 tuning option and related functions to enable the
13521 Newton series for the reciprocal square root to reflect its
13522 approximative characteristic.
13524 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
13525 function to "aarch64_emit_approx_rsqrt".
13526 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
13527 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
13528 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
13529 (xgene1_tunings): Likewise.
13530 (use_rsqrt_p): Likewise.
13531 (aarch64_emit_swrsqrt): Use new function name.
13532 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
13533 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
13534 text explaining this option.
13535 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
13537 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13540 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
13541 complain about -mallow-movmisalign without -mvsx if
13542 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
13544 2016-02-26 Joel Sherrill <joel@rtems.org>
13546 * config.gcc: Add x86_64-*-rtems*.
13547 * config/i386/rtems-64.h: New file.
13549 2016-02-26 Joel Sherrill <joel@rtems.org>
13551 * config.gcc: Add aarch64-*-rtems*.
13552 * config/aarch64/rtems.h: New file.
13554 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
13557 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
13558 shift amount using %h. Add comment.
13560 2016-02-26 Richard Biener <rguenther@suse.de>
13561 Jeff Law <law@redhat.com>
13563 PR tree-optimization/69740
13564 * cfghooks.c (remove_edge): Request loop fixups if we delete
13565 an edge that might turn an irreducible loop into a natural
13568 2016-02-26 Martin Jambor <mjambor@suse.cz>
13570 PR middle-end/69920
13571 * tree-sra.c (sra_modify_assign): Do not remove loads of
13572 uninitialized aggregates to SSA_NAMEs.
13574 2016-02-26 Richard Henderson <rth@redhat.com>
13577 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
13578 pseudo in case the target rtx matches the source of the left
13581 2016-02-26 Martin Jambor <mjambor@suse.cz>
13584 * hsa.h (hsa_type_packed_p): Declare.
13585 * hsa.c (hsa_type_packed_p): New function.
13586 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
13588 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
13589 * hsa-brig.c (emit_basic_insn): Likewise.
13591 2016-02-26 Martin Jambor <mjambor@suse.cz>
13594 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
13596 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
13598 2016-02-26 Martin Jambor <mjambor@suse.cz>
13600 * hsa.h (is_a_helper): New overload for hsa_op_immed for
13601 hsa_op_with_type operands.
13602 (hsa_unsigned_type_for_type): Declare.
13603 * hsa.c (hsa_unsigned_type_for_type): New function.
13604 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
13605 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
13606 the finalizer. Do not emit extra move.
13608 2016-02-26 Martin Jambor <mjambor@suse.cz>
13610 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
13611 atomic operations in private segment.
13613 2016-02-26 Martin Jambor <mjambor@suse.cz>
13615 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
13616 statements to wi->info. Also disallow omp simd constructs.
13617 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
13618 for not gridifying. Dump special string for omp_for.
13620 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13623 * config/aarch64/aarch64.c (aarch64_set_current_function):
13624 Save/restore target globals when switching to
13625 target_option_default_node.
13627 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13630 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
13631 Return 0 if !SHIFT_COUNT_TRUNCATED.
13633 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13634 Eric Botcazou <ebotcazou@adacore.com>
13636 PR rtl-optimization/69891
13637 * dse.c (scan_insn): If we can't figure out memset arguments
13638 or they are non-constant, call clear_rhs_from_active_local_stores.
13640 2016-02-26 Martin Liska <mliska@suse.cz>
13642 * doc/extend.texi: Mention clog10, clog10f an clog10l
13643 in Builtins section.
13645 2016-02-26 Martin Liska <mliska@suse.cz>
13647 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
13649 (resolve_args_picking_1): Likewise.
13650 * dwarf2out.h (struct GTY): Likewise.
13652 2016-02-26 Martin Liska <mliska@suse.cz>
13654 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
13655 with flag_checking.
13656 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13658 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
13659 Martin Liska <mliska@suse.cz>
13661 * doc/install.texi: Mention --enable-valgrind-annotations.
13663 2016-02-26 Richard Biener <rguenther@suse.de>
13665 PR tree-optimization/69551
13666 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
13667 looking through aliases adjust DECL_PT_UID to refer to the
13668 ultimate alias target.
13670 2016-02-25 Martin Liska <mliska@suse.cz>
13672 PR middle-end/69919
13673 * alloc-pool.c (after_memory_report): New variable.
13674 * alloc-pool.h (base_pool_allocator ::release): Do not use
13675 the infrastructure if after_memory_report.
13676 * toplev.c (toplev::main): Mark after memory report.
13678 2016-02-25 Richard Biener <rguenther@suse.de>
13680 PR tree-optimization/48795
13681 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
13683 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
13686 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
13687 offloading is enabled and -fopenacc or -fopenmp is specified.
13688 (CRTOFFLOADEND): Likewise.
13689 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
13690 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
13691 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
13692 (offload_objects_file_name): New static var.
13693 (tool_cleanup): Remove offload_objects_file_name file.
13694 (find_offloadbeginend): Replace with ...
13695 (find_crtoffloadtable): ... this.
13696 (run_gcc): Remove offload_argc and offload_argv.
13697 Get offload_objects_file_name from -foffload-objects=... option.
13698 Read names of object files with offload from this file, pass them to
13699 compile_images_for_offload_targets. Don't call find_offloadbeginend and
13700 don't pass offloadbegin and offloadend to the linker. Don't pass
13701 offload non-LTO files to the linker, because now they're not claimed.
13703 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
13706 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13707 on builtin_unreachable.
13709 2016-02-25 Jakub Jelinek <jakub@redhat.com>
13711 PR rtl-optimization/69896
13712 * regcprop.c: Include cfgrtl.h.
13713 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
13714 than remembered mode, either delete it (if noop_move_p), or
13715 treat like copy_p but not noop_p instruction.
13717 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13720 * dwarf2out.c (gen_variable_die): Work around buggy LTO
13721 - allow NULL decl for Fortran DW_TAG_common_block variables.
13723 2016-02-24 Jason Merrill <jason@redhat.com>
13725 * common.opt (flifetime-dse): Add -flifetime-dse=1.
13727 2016-02-24 Richard Biener <rguenther@suse.de>
13728 Jakub Jelinek <jakub@redhat.com>
13730 PR middle-end/69760
13731 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
13732 conditionally executed ops to well-defined overflow behavior.
13734 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13736 PR middle-end/69915
13737 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
13740 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13742 PR rtl-optimization/69886
13743 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
13744 argument. Use it when checking validity of set instructions.
13745 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
13746 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
13748 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
13749 * store-motion.c (find_moveable_store): Update
13750 can_assign_to_reg_without_clobbers_p callsite.
13752 2016-02-24 Richard Biener <rguenther@suse.de>
13754 PR middle-end/68963
13755 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
13757 (record_nonwrapping_iv): Do not fall back to the low/high bound
13758 for non-constant IV bases if the stmt is not always executed.
13760 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13762 * config/arm/arm-cores.def (cortex-a32): New entry.
13763 * config/arm/arm-tables.opt: Regenerate.
13764 * config/arm/arm-tune.md: Regenerate.
13765 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
13766 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
13767 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
13768 for -mcpu and -mtune.
13770 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13773 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
13774 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
13775 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
13776 (atomic_loaddi_1): Delete.
13777 (atomic_loaddi): Rewrite expander using the above changes.
13779 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13782 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
13785 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13786 Richard Biener <rguenth@suse.de>
13788 PR middle-end/69909
13789 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
13790 set_mem_attributes if tem is SSA_NAME which got expanded
13793 2016-02-24 Richard Biener <rguenther@suse.de>
13795 PR tree-optimization/69907
13796 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
13797 end of permutations for BB vectorization.
13799 2016-02-24 Christian Bruel <christian.bruel@st.com>
13801 * config/arm/arm-c.c (arm_option_override): Initialize
13802 target_option_current_node.
13803 * config/arm/arm.c (arm_pragma_target_parse): Replace
13804 build_target_option_node call by target_option_current_node.
13805 Set target_option_current_node.
13808 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
13811 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
13812 define_insn_and_split to define_insn.
13813 (zero_extendqi<mode>2_dot2): Same.
13814 (extendqi<mode>2_dot): Same.
13815 (extendqi<mode>2_dot2): Same.
13817 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13819 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
13820 and add bypass for AES{D,E} and AESMC pairs.
13821 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
13824 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13826 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
13827 series for reciprocal square root in Exynos M1.
13829 2016-02-23 Martin Sebor <msebor@redhat.com>
13832 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
13833 __builtin_alloca_with_align.
13835 2016-02-23 Richard Henderson <rth@redhat.com>
13837 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
13838 (ix86_register_pragmas): Remove __seg_tls.
13839 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
13840 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
13841 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
13842 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
13843 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
13844 * doc/extend.texi (__seg_tls): Remove item.
13846 2016-02-23 Richard Biener <rguenther@suse.de>
13848 * alloc-pool.h (struct allocation_object): Make id member
13849 conditional on CHECKING_P again.
13850 (get_instance): Adjust.
13851 (base_pool_allocator): Likewise.
13853 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
13855 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
13856 (parallelize_loops): In OpenACC kernels mode, set n_threads to
13858 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
13860 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
13862 2016-02-23 Richard Biener <rguenther@suse.de>
13864 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
13865 * bitmap.h (struct bitmap_usage): Likewise.
13866 (bitmap_move): Declare.
13867 * bitmap.c (register_overhead): Take size_t argument.
13868 (bitmap_move): New function.
13869 * df-problems.c (df_rd_transfer_function): Use bitmap_move
13870 to properly account overhead.
13871 * tree.c (free_node): Use tree_size.
13873 2016-02-23 Jakub Jelinek <jakub@redhat.com>
13876 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
13877 when inverting comparison.
13880 * common.opt (Wunreachable-code): Add Warning flag.
13882 2016-02-23 Mark Wielaard <mjw@redhat.com>
13883 Jakub Jelinek <jakub@redhat.com>
13886 * cgraphunit.c (check_global_declaration): Check main_input_filename
13887 and DECL_SOURCE_FILE are not NULL.
13889 2016-02-23 Martin Jambor <mjambor@suse.cz>
13891 PR tree-optimization/69666
13892 * tree-sra.c (sra_modify_assign): Do not attempt to create
13893 default_def replacements for unscalarizable regions.
13895 2016-02-20 Mark Wielaard <mjw@redhat.com>
13898 * cgraphunit.c (check_global_declaration): Check level of
13899 warn_unused_const_variable and main_input_filename.
13900 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
13901 (-Wunused-variable): For C implies -Wunused-const-variable=1.
13902 (-Wunused-const-variable): Explain levels 1 and 2.
13904 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13907 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
13908 identical arguments. Formatting and spelling fixes.
13911 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
13916 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
13917 and m68k-devices.def.
13918 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
13919 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
13921 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
13923 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
13924 and HImode registers.
13926 2016-02-22 Richard Biener <rguenther@suse.de>
13928 PR tree-optimization/69882
13929 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
13930 preserve permutations present because of gaps.
13931 (vect_supported_load_permutation_p): Always continue checking
13932 permutations after vect_attempt_slp_rearrange_stmts.
13934 2016-02-22 Bin Cheng <bin.cheng@arm.com>
13936 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
13937 min_profitable_estimate, rather than min_profitable_iters.
13939 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13942 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
13943 SImode for last match_operand.
13945 2016-02-22 Martin Liska <mliska@suse.cz>
13947 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
13948 return bitsize - 1 as the return value.
13950 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
13954 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
13955 Handle negative shift counts.
13956 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
13957 force_reg on the shift constant.
13958 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
13959 (lshrsi3_d): Handle negative shift counts.
13961 2016-02-22 Richard Biener <rguenther@suse.de>
13962 Tom de Vries <tom@codesourcery.com>
13964 * graph.c: Include dumpfile.h.
13965 (print_graph_cfg): Split into three overloads.
13966 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
13968 2016-02-22 Tom de Vries <tom@codesourcery.com>
13970 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
13973 2016-02-22 Richard Biener <rguenther@suse.de>
13976 * ipa-inline-transform.c (inline_call): When not updating
13977 overall summaries adjust self size by the growth estimate.
13978 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
13979 hash-set, do not update overall summaries here. Renamed from ...
13980 (inline_to_all_callers): ... this which is now wrapping the
13981 above and performing delayed overall summary update.
13982 (early_inline_small_functions): Delay updating of the overall
13985 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
13987 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
13990 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13993 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
13994 :%* in %:gt() argument.
13995 (greater_than_spec_func): Adjust for expecting only numbers,
13996 if there are more than two numbers, compare the last two.
13998 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
14000 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
14001 -Wnarrowing with -std.
14003 2016-02-19 Jakub Jelinek <jakub@redhat.com>
14006 * expr.c (store_field): Don't use bit-field path if exp is
14007 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
14008 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
14009 and the assignment can be performed by bitwise copy. Formatting
14012 PR middle-end/69838
14013 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
14014 call copy_reg_eh_region_note_forward on before and/or after sequences
14015 and remove note from insn if it no longer can throw.
14018 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
14019 if TARGET_AVX512BW.
14021 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14023 * config/s390/vector.md: Add missing commutative operand markers
14024 to the patterns which qualify for one.
14025 * config/s390/vx-builtins.md: Likewise.
14027 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14029 * config/s390/vector.md (VI, VI_QHS): Add single element vector
14030 types to mode iterators.
14031 (vec_double): ... and mode attribute.
14032 * config/s390/vx-builtins.md (non_vec_int): Likewise.
14034 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14036 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
14037 Change the predicate of op2 from nonimmediate to general and let
14038 reload fix it if necessary.
14040 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14042 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
14044 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14046 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
14049 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14051 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
14052 * config/s390/s390.c (s390_expand_vec_movstr): New function.
14053 * config/s390/s390.md ("movstr<P:mode>"): Call
14054 s390_expand_vec_movstr.
14056 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14058 * config/s390/s390.md: Add missing output modifier for operand 1
14059 to print it as address properly.
14061 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14063 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
14064 * config/s390/2964.md: New file.
14065 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
14066 of insn grouping attributes depending on the CPU level.
14067 (s390_get_unit_mask): New function.
14068 (s390_sched_score): Remove the OOO from the scheduling macros.
14069 Add loop to calculate a score for the instruction mix.
14070 (s390_sched_reorder): Likewise plus improve debug output.
14071 (s390_sched_variable_issue): Rename macros as above. Calculate
14072 the unit distances after actually scheduling an insn. Improve
14074 (s390_sched_init): Clear last_scheduled_unit_distance array.
14075 * config/s390/s390.md: Include 2964.md.
14077 2016-02-18 Jakub Jelinek <jakub@redhat.com>
14080 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
14081 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
14082 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
14083 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
14084 *avx512f_<code>v8div16qi2_mask_1): New insns.
14086 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14089 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
14092 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
14093 earlyclobber from target. Use wF constraint for fused memory
14095 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
14097 2016-02-18 Jakub Jelinek <jakub@redhat.com>
14098 Martin Liska <mliska@suse.cz>
14101 * cfgexpand.c (asan_sanitize_stack_p): New function.
14102 (partition_stack_vars): Use the function.
14103 (expand_stack_vars): Likewise.
14104 (defer_stack_allocation): Likewise.
14105 (expand_used_vars): Likewise.
14107 2016-02-18 Richard Biener <rguenther@suse.de>
14109 PR middle-end/69553
14110 * fold-const.c (operand_equal_p): Properly compare offsets for
14111 IMAGPART_EXPR and ARRAY_REF.
14113 2016-02-18 Nick Clifton <nickc@redhat.com>
14117 * config/arm/arm.c (arm_option_override_internal): Disable
14118 interworking if the target does not support thumb instructions.
14119 (arm_reload_in_hi): Handle the case where a register to register
14120 move needs reloading because there is no simple pattern to handle
14122 (arm_reload_out_hi): Likewise.
14124 2016-02-18 Richard Biener <rguenther@suse.de>
14126 PR middle-end/69854
14127 * match.pd: Don't use fold_binary or fold_unary for folding
14130 2016-02-17 Jakub Jelinek <jakub@redhat.com>
14133 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
14134 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
14135 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
14136 warn on gimple_no_warning_p statements.
14138 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
14140 * doc/extend.texi (C++ Attributes): Correct description of
14141 warn_unused type attribute.
14143 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14145 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
14146 correct instruction.
14148 2016-02-17 Richard Biener <rguenther@suse.de>
14150 PR rtl-optimization/69609
14151 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
14152 (find_traces_1_round): When ending a trace update cached priority
14154 (bb_to_key): Use cached priority when available.
14155 (copy_bb): Initialize cached priority.
14156 (reorder_basic_blocks_software_trace_cache): Likewise.
14158 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14161 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
14163 (aarch64_comparison_operator): Break overly long line into two.
14164 (aarch64_comparison_operation): Likewise.
14165 * config/aarch64/aarch64.md (cstorecc4): Use
14166 aarch64_comparison_operator_mode instead of
14167 aarch64_comparison_operator.
14168 (cstore<mode>4): Likewise.
14169 (aarch64_cstore<mode>): Likewise.
14170 (*cstoresi_insn_uxtw): Likewise.
14171 (cstore<mode>_neg): Likewise.
14172 (*cstoresi_neg_uxtw): Likewise.
14174 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14177 * config/arm/predicates.md (arm_comparison_operator_mode):
14179 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
14180 instead of arm_comparison_operator.
14181 (*mov_negscc): Likewise.
14182 (*mov_notscc): Likewise.
14183 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
14184 (*thumb2_mov_negscc): Likewise.
14185 (*thumb2_mov_negscc_strict_it): Likewise.
14186 (*thumb2_mov_notscc): Likewise.
14187 (*thumb2_mov_notscc_strict_it): Likewise.
14189 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
14191 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
14192 Add missing return.
14194 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
14196 * config/visium/visium.c (machine_libfunc_index): New enum.
14197 (machine_libfuncs): New structure.
14198 (visium_libfuncs): New static variable.
14199 (TARGET_INIT_LIBFUNCS): Define to...
14200 (visium_init_libfuncs): ...this. New function.
14201 (expand_block_move_4): Use the appropriate libfunc.
14202 (expand_block_move_2): Likewise.
14203 (expand_block_move_1): Likewise.
14204 (expand_block_set_4): Likewise.
14205 (expand_block_set_2): Likewise.
14206 (expand_block_set_1): Likewise.
14207 (visium_trampoline_init): Likewise.
14209 2016-02-17 Nick Clifton <nickc@redhat.com>
14211 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
14212 TI's devices.csv file as of March 2016.
14214 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
14217 * opts-global.c (handle_common_deferred_options): Introduce and
14218 initialize two global variables to remember command-line options
14219 specifying a stack-limiting register.
14220 * opts.h: Add extern declarations of the two new global variables.
14221 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
14222 variable based on the values of the two new global variables.
14224 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14227 * common.opt (Wnonnull-compare): New warning.
14228 * doc/invoke.texi (-Wnonnull): Remove text about comparison
14229 of arguments against NULL.
14230 (-Wnonnull-compare): Document.
14231 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
14232 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
14233 * passes.def (pass_warn_nonnull_compare): Add.
14234 * gimple-ssa-nonnull-compare.c: New file.
14236 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14238 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
14239 AARCH64_EXTRA_TUNE_RECIP_SQRT.
14241 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14243 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
14244 reciprocal sqrt for -mlow-precision-recip-sqrt.
14246 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14247 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14249 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
14250 always use lane loads to construct non-constant vectors.
14252 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14254 * config/aarch64/aarch64.md
14255 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
14256 constraints for operand 3.
14257 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
14259 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14260 Richard Biener <rguenther@suse.de>
14262 PR tree-optimization/69820
14263 * tree-vect-patterns.c (type_conversion_p): Return false if
14264 *orig_type is unsigned single precision or boolean.
14265 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
14268 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14270 PR rtl-optimization/69764
14271 PR rtl-optimization/69771
14272 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
14273 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
14275 2016-02-16 Richard Biener <rguenther@suse.de>
14277 PR tree-optimization/69776
14278 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
14280 (indirect_refs_may_alias_p): Likewise.
14281 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
14282 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
14283 according to tbaa_p.
14284 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
14285 (optimize_stmt): For redundant store discovery do not allow tbaa.
14287 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
14289 PR tree-optimization/69714
14290 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
14291 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
14293 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
14295 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
14296 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
14297 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
14298 * config/arc/arc.c (arc_init): Check FPU options.
14299 (get_arc_condition_code): Handle new CC_FPU* modes.
14300 (arc_select_cc_mode): Likewise.
14301 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
14302 register pair only. Allow access for ARCv2 accumulator.
14303 (gen_compare_reg): Whenever we have FPU support use FPU compare
14305 (arc_reorg): Don't generate brcc insns when FPU compare
14306 instructions are involved.
14307 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
14308 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
14309 floating point emulation.
14310 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
14311 (REVERSE_CONDITION): Add new CC_FPU* modes.
14312 (TARGET_FP_SP_BASE): Define.
14313 (TARGET_FP_DP_BASE): Likewise.
14314 (TARGET_FP_SP_FUSED): Likewise.
14315 (TARGET_FP_DP_FUSED): Likewise.
14316 (TARGET_FP_SP_CONV): Likewise.
14317 (TARGET_FP_DP_CONV): Likewise.
14318 (TARGET_FP_SP_SQRT): Likewise.
14319 (TARGET_FP_DP_SQRT): Likewise.
14320 (TARGET_FP_DP_AX): Likewise.
14321 * config/arc/arc.md (ARCV2_ACC): New constant.
14322 (type): New fpu type attribute.
14323 (SDF): Conditional iterator.
14324 (cstore<mode>, cbranch<mode>): Change expand condition.
14325 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
14326 handles FPU/FPX cases as well.
14327 * config/arc/arc.opt (mfpu): New option.
14328 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
14330 (adddf3, muldf3, subdf3): Removed.
14331 * config/arc/predicates.md (proper_comparison_operator): Recognize
14333 * config/arc/fpu.md: New file.
14334 * doc/invoke.texi (ARC Options): Document mfpu option.
14336 2016-02-16 Richard Biener <rguenther@suse.de>
14338 PR rtl-optimization/69291
14339 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
14340 noce_operand_ok check.
14342 2016-02-16 Tom de Vries <tom@codesourcery.com>
14345 * omp-low.c (simd_clone_create): Remove call to
14346 symtab->call_cgraph_insertion_hooks.
14348 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14350 PR tree-optimization/69802
14351 * tree-ssa-reassoc.c (update_range_test): If op is
14352 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
14353 op == 1 test of precision 1 integral op, otherwise handle
14354 that case as op itself. Fix up formatting.
14355 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
14358 2016-02-16 Richard Biener <rguenther@suse.de>
14360 PR tree-optimization/69586
14361 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
14362 types for conversion sources.
14364 2016-02-16 Richard Biener <rguenther@suse.de>
14366 PR middle-end/69801
14367 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
14368 mask OEP_ADDRESS_OF.
14370 2016-02-16 Alan Modra <amodra@gmail.com>
14373 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
14374 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
14375 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
14377 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
14378 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
14379 (p8_fmrgow_<mode>): Likewise.
14380 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
14382 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
14383 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
14384 to use movdi_internal64. Remove op0_di.
14385 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
14387 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
14389 Add support for the FCCMP insn types
14391 * config/aarch64/aarch64.md (fccmp): Change insn type.
14392 (fccmpe): Likewise.
14393 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
14394 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
14395 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
14396 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
14397 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
14398 * config/arm/types.md (fccmps): Add new insn type.
14399 (fccmpd): Likewise.
14401 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
14403 * alias.c (get_alias_set): Fix a typo in comment.
14405 2016-02-15 Richard Biener <rguenther@suse.de>
14407 PR tree-optimization/69595
14408 * match.pd: Complete range test simplification to true.
14410 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
14412 PR rtl-optimization/69648
14413 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
14414 pic_offset_table_rtx.
14416 PR rtl-optimization/69752
14417 * ira.c (update_equiv_regs): When looking for more than a single SET,
14418 also take other side effects into account.
14420 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
14422 * config/s390/s390.c (s390_function_profiler): Add a new sequence
14423 for z900+ CPUs in 31-bit mode.
14425 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
14427 * common/config/s390/s390-common.c (s390_supports_split_stack):
14429 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
14430 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
14431 * config/s390/s390.c (struct machine_function): New field
14432 split_stack_varargs_pointer.
14433 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
14434 in s390_emit_prologue.
14435 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
14437 (morestack_ref): New global.
14438 (SPLIT_STACK_AVAILABLE): New macro.
14439 (s390_expand_split_stack_prologue): New function.
14440 (s390_live_on_entry): New function.
14441 (s390_va_start): Use split-stack vararg pointer if appropriate.
14442 (s390_asm_file_end): Emit the split-stack note sections.
14443 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
14444 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
14445 (UNSPECV_SPLIT_STACK_CALL): New unspec.
14446 (UNSPECV_SPLIT_STACK_DATA): New unspec.
14447 (split_stack_prologue): New expand.
14448 (split_stack_space_check): New expand.
14449 (split_stack_data): New insn.
14450 (split_stack_call): New expand.
14451 (split_stack_call_*): New insn.
14452 (split_stack_cond_call): New expand.
14453 (split_stack_cond_call_*): New insn.
14455 2016-02-15 Richard Biener <rguenther@suse.de>
14457 PR tree-optimization/69783
14458 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14459 Add trivially correct cases.
14461 2016-02-15 Tom de Vries <tom@codesourcery.com>
14464 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
14466 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
14468 2016-02-15 Richard Biener <rguenther@suse.de>
14470 PR tree-optimization/69776
14471 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
14472 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
14473 indicate whether we can use TBAA to disambiguate against stores.
14474 Use alias-set zero if not.
14475 (visit_reference_op_store): Do not use TBAA when looking up
14477 * tree-ssa-pre.c (compute_avail): Use TBAA here.
14478 (eliminate_dom_walker::before_dom_children): But not when looking
14479 up redundant stores.
14481 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
14483 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
14485 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14487 * config/i386/znver1.md
14488 (znver1_pop, znver1_pop_mem,
14489 znver1_load_imov_double_store,
14490 znver1_load_imov_direct_store,
14491 znver1_load_imov_direct_load,
14492 znver1_load_imov_double_load): Add new.
14493 (znver1_insn, znver1_insn_load): Add icmov type.
14494 (znver1_sseavx_fma,
14495 znver1_sseavx_fma_load,
14497 znver1_avx256_fma_load): Fix pipe usage.
14499 2016-02-14 Alan Modra <amodra@gmail.com>
14502 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
14503 with an invalid hard reg, reload just the reg not the entire
14504 pre/post-inc/dec address expression.
14506 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
14509 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
14510 fixed R1_REG scratch reg.
14511 (sibcall_value_pcrel_fdpic): Likewise.
14513 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
14517 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
14519 2016-02-12 Walter Lee <walt@tilera.com>
14521 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
14522 * config/tilegx/t-tilegx: Likewise.
14524 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14527 * diagnostic-show-locus.c (struct line_span): New struct.
14528 (layout::get_first_line): Delete.
14529 (layout::get_last_line): Delete.
14530 (layout::get_num_line_spans): New member function.
14531 (layout::get_line_span): Likewise.
14532 (layout::print_heading_for_line_span_index_p): Likewise.
14533 (layout::get_expanded_location): Likewise.
14534 (layout::calculate_line_spans): Likewise.
14535 (layout::m_first_line): Delete.
14536 (layout::m_last_line): Delete.
14537 (layout::m_line_spans): New field.
14538 (layout::layout): Update comment. Replace m_first_line and
14539 m_last_line with m_line_spans, replacing their initialization
14540 with a call to calculate_line_spans.
14541 (diagnostic_show_locus): When printing source lines and
14542 annotations, rather than looping over a single span
14543 of lines, instead loop over each line_span within
14544 the layout, with an inner loop over the lines within them.
14545 Call the context's start_span callback when changing line spans.
14546 * diagnostic.c (diagnostic_initialize): Initialize start_span.
14547 (diagnostic_build_prefix): Break out the building of the location
14548 part of the string into...
14549 (diagnostic_get_location_text): ...this new function, rewriting
14550 it from nested ternary expressions to a sequence of "if"
14552 (default_diagnostic_start_span_fn): New function.
14553 * diagnostic.h (diagnostic_start_span_fn): New typedef.
14554 (diagnostic_context::start_span): New field.
14555 (default_diagnostic_start_span_fn): New prototype.
14557 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14560 * gcc.c (driver::finalize): Fix cleanup of "specs".
14562 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14566 * gcc.c (driver::driver): Initialize m_option_suggestions.
14567 (driver::~driver): Clean up m_option_suggestions.
14568 (suggest_option): Convert to...
14569 (driver::suggest_option): ...this, and split out into
14570 driver::build_option_suggestions and find_closest_string.
14571 (driver::build_option_suggestions): New function, from
14572 first half of suggest_option. Special-case
14573 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
14574 the sanitizer_opts array. For options of enum types, add the
14575 various enum values to the candidate strings.
14576 (driver::handle_unrecognized_options): Remove "const".
14577 * gcc.h (driver::handle_unrecognized_options): Likewise.
14578 (driver::build_option_suggestions): New decl.
14579 (driver::suggest_option): New decl.
14580 (driver::m_option_suggestions): New field.
14581 * opts-common.c (add_misspelling_candidates): New function.
14582 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
14583 and make non-static.
14584 * opts.h (sanitizer_opts): New array decl.
14585 (add_misspelling_candidates): New function decl.
14586 * spellcheck.c (find_closest_string): New function.
14587 * spellcheck.h (find_closest_string): New function decl.
14589 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14591 PR rtl-optimization/69764
14592 PR rtl-optimization/69771
14593 * optabs.c (expand_binop_directly): For shift_optab_p, force
14594 convert_modes with VOIDmode if xop1 has VOIDmode.
14596 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
14599 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
14600 to correctly determine instrumentation thunks.
14602 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14605 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
14606 type by reference, force lhs on the call.
14609 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
14610 Compute retval and retbnd early in all cases if split_part_return_p
14611 and return_bb is not EXIT. Remove all clobber stmts and reset
14612 all debug stmts that refer to SSA_NAMEs defined in split part,
14613 except if it is retval, in that case replace the old retval with the
14614 lhs of the call to the split part.
14616 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14619 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14621 PR middle-end/66726
14622 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14623 whose result is used in PHI.
14624 (maybe_optimize_range_tests): Likewise.
14625 (final_range_test_p): Likweise.
14627 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14629 PR middle-end/66726
14630 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14631 whose result is used in PHI.
14632 (maybe_optimize_range_tests): Likewise.
14633 (final_range_test_p): Likweise.
14635 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14637 * cgraph.c: Spelling fixes - behaviour -> behavior and
14638 neighbour -> neighbor.
14639 * target.def: Likewise.
14640 * sel-sched.c: Likewise.
14641 * config/mips/mips.c: Likewise.
14642 * config/arc/arc.md: Likewise.
14643 * config/arm/cortex-a57.md: Likewise.
14644 * config/arm/arm.c: Likewise.
14645 * config/arm/neon.md: Likewise.
14646 * config/arm/arm-c.c: Likewise.
14647 * config/vms/vms-c.c: Likewise.
14648 * config/s390/s390.c: Likewise.
14649 * config/i386/znver1.md: Likewise.
14650 * config/i386/i386.c: Likewise.
14651 * config/ia64/hpux-unix2003.h: Likewise.
14652 * config/msp430/msp430.md: Likewise.
14653 * config/rx/rx.c: Likewise.
14654 * config/rx/rx.md: Likewise.
14655 * config/aarch64/aarch64-simd.md: Likewise.
14656 * config/aarch64/aarch64.c: Likewise.
14657 * config/nvptx/nvptx.c: Likewise.
14658 * config/bfin/bfin.c: Likewise.
14659 * config/cris/cris.opt: Likewise.
14660 * config/rs6000/rs6000.c: Likewise.
14661 * target.h: Likewise.
14662 * spellcheck.c: Likewise.
14663 * ira-build.c: Likewise.
14664 * tree-inline.c: Likewise.
14665 * builtins.c: Likewise.
14666 * lra-constraints.c: Likewise.
14667 * explow.c: Likewise.
14668 * hwint.h: Likewise.
14669 * targhooks.c: Likewise.
14670 * tree-vect-data-refs.c: Likewise.
14671 * expr.c: Likewise.
14672 * doc/tm.texi: Likewise.
14673 * doc/extend.texi: Likewise.
14674 * doc/install.texi: Likewise.
14675 * doc/md.texi: Likewise.
14676 * tree-ssa-tail-merge.c: Likewise.
14677 * sched-int.h: Likewise.
14678 * match.pd: Likewise.
14679 * sched-ebb.c: Likewise.
14680 * target.def (omit_struct_return_reg): Likewise.
14681 * gimple-ssa-isolate-paths.c: Likewise.
14682 (find_implicit_erroneous_behaviour): Renamed to...
14683 (find_implicit_erroneous_behavior): ... this.
14684 (find_explicit_erroneous_behaviour): Renamed to...
14685 (find_explicit_erroneous_behavior): ... this.
14686 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
14688 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
14690 PR rtl-optimization/64682
14691 PR rtl-optimization/69567
14692 PR rtl-optimization/69737
14693 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
14694 in I2 as well, just lose it.
14696 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14698 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
14700 (aarch64_last_printed_tune_string): Likewise.
14701 (aarch64_declare_function_name): Only output .arch assembler
14702 directive if it will be different from the previously output
14703 directive. Same for .tune comment but only if -dA is set.
14704 (aarch64_start_file): New function.
14705 (TARGET_ASM_FILE_START): Define.
14707 2016-02-11 David Malcolm <dmalcolm@redhat.com>
14710 * Makefile.in (PLUGIN_HEADERS): Add params.list.
14712 2016-02-11 Jakub Jelinek <jakub@redhat.com>
14715 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
14716 -Wmaybe-uninitialized warning.
14718 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
14721 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
14723 2016-02-11 Richard Biener <rguenther@suse.de>
14725 PR rtl-optimization/69291
14726 * ifcvt.c (noce_try_store_flag_constants): Do not allow
14727 subexpressions affected by changing the result.
14729 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
14732 * lra-constraints.c (curr_insn_transform): Find in/out operands
14733 for secondary memory moves. Update dups.
14735 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14737 PR tree-optimization/69652
14738 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
14739 to nested loop, did source re-formatting, skip debug statements,
14740 add check on statement with volatile operand, remove dead scalar
14743 2016-02-10 Jakub Jelinek <jakub@redhat.com>
14744 Patrick Palka <ppalka@gcc.gnu.org>
14748 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
14749 calls if the return type is TREE_ADDRESSABLE.
14750 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
14751 * ipa-split.c (split_function): Fix doubled "we" in comment.
14752 Use void return type for the split part even if
14753 !split_point->split_part_set_retval.
14755 2016-02-10 Bin Cheng <bin.cheng@arm.com>
14757 PR tree-optimization/68021
14758 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
14759 when computing the value of biv cand by itself.
14761 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14763 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
14764 (cortexa57_tunings): Likewise.
14765 (cortexa72_tunings): Likewise.
14766 (arch_macro_fusion_pair_p): Add support for AES fusion.
14767 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
14768 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
14769 Allow virtual registers before reload so early scheduling works.
14770 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
14771 correct latency and pipeline.
14772 (cortex_a57_crypto_complex): Likewise.
14773 (cortex_a57_crypto_xor): Likewise.
14774 (define_bypass): Add AES bypass.
14776 2016-02-10 Richard Biener <rguenther@suse.de>
14778 PR tree-optimization/69726
14779 * passes.def: Add DCE pass before late uninit.
14780 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
14781 really fixup if-conversions job.
14783 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14785 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
14786 (arm_cortex_a57_tune): Likewise.
14787 (aarch_macro_fusion_pair_p): Add support for AES fusion.
14788 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
14790 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
14792 * timevar.def (TV_PHASE_DBGINFO): Delete.
14793 (TV_PHASE_CHECK_DBGINFO): Likewise.
14794 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
14796 2016-02-10 Richard Biener <rguenther@suse.de>
14798 PR tree-optimization/69719
14799 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14800 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
14802 2016-02-09 Andrew Pinski <apinski@cavium.com>
14805 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
14806 get_vcond_mask_icode returns false.
14808 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14811 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
14812 an ADDIS that adds a pointer to a large constant that sets the
14813 upper16 bits with a load operation.
14815 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14818 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
14820 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
14822 (vzipq_s16): Likewise.
14823 (vzipq_s32): Likewise.
14824 (vzipq_f32): Likewise.
14825 (vzipq_u8): Likewise.
14826 (vzipq_u16): Likewise.
14827 (vzipq_u32): Likewise.
14828 (vzipq_p8): Likewise.
14829 (vzipq_p16): Likewise.
14831 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14834 * config/arm/arm.c (neon_endian_lane_map): New function.
14835 (neon_vector_pair_endian_lane_map): New function.
14836 (arm_evpc_neon_vuzp): Allow for big endian lane order.
14837 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
14839 (vuzpq_s16): Likewise.
14840 (vuzpq_s32): Likewise.
14841 (vuzpq_f32): Likewise.
14842 (vuzpq_u8): Likewise.
14843 (vuzpq_u16): Likewise.
14844 (vuzpq_u32): Likewise.
14845 (vuzpq_p8): Likewise.
14846 (vuzpq_p16): Likewise.
14848 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
14851 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
14854 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
14856 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
14857 truncate const_int operand 1 to QImode.
14859 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
14861 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
14862 corresponding to an abnormal edge.
14864 2016-02-09 Tom de Vries <tom@codesourcery.com>
14866 PR tree-optimization/69599
14867 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
14869 (find_func_aliases_for_builtin_call, find_func_clobbers)
14870 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
14873 2016-02-09 Richard Biener <rguenther@suse.de>
14875 PR tree-optimization/69715
14876 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
14877 LHS on calls as non-rewritable.
14879 2016-02-09 Tom de Vries <tom@codesourcery.com>
14882 * lto-wrapper.c (append_diag_options): New function.
14883 (compile_offload_image): Call append_diag_options.
14885 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
14888 * doc/extend.texi (Flag Output Operands): Correct sectioning.
14889 Minor copy-edit to fix verb tenses.
14891 2016-02-08 Jakub Jelinek <jakub@redhat.com>
14893 PR tree-optimization/69209
14894 * ipa-split.c (split_function): If split part is not
14895 returning retval, retval has gimple type but is not
14896 gimple value, force it into a SSA_NAME first.
14898 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
14900 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
14903 2016-02-08 Jason Merrill <jason@redhat.com>
14906 * convert.c (convert_to_integer_1): Check dofold on truncation
14908 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
14909 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
14910 Rename from *_nofold.
14911 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
14912 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
14914 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
14917 * tree.c (build_common_tree_nodes): Remove short_double argument.
14918 All callers changed.
14919 * tree.h (build_common_tree_nodes): Adjust declaration.
14920 * doc/invoke.texi (-fshort-double): Remove documentation.
14921 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14922 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
14923 * lto-wrapper.c (merge_and_complain, append_compiler_options)
14924 (append_linker_options): Don't handle OPT_fshort_double.
14926 PR rtl-optimization/68730
14927 * lra-remat.c (insn_to_cand_activation): New static variable.
14928 (lra_remat): Allocate and free it.
14929 (create_cand): New arg activation. Initialize a field in
14930 insn_to_cand_activation if it is nonnull.
14931 (create_cands): Pass the activation insn to create_cand when making
14932 a candidate involving an output reload. Reorganize code a little.
14933 (do_remat): Keep track of active status of candidates in a separate
14936 2016-02-08 Richard Biener <rguenther@suse.de>
14938 PR tree-optimization/69719
14939 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14940 Properly use absolute of the difference of the two offsets to
14941 compare or adjust the segment length.
14943 2016-02-08 Richard Biener <rguenther@suse.de>
14944 Jeff Law <law@redhat.com>
14947 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
14948 types for anonymous SSA names.
14950 2016-02-08 Richard Biener <rguenther@suse.de>
14952 PR rtl-optimization/69274
14953 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
14955 2016-02-08 Jeff Law <law@redhat.com>
14957 PR tree-optimization/65917
14958 * tree-ssa-dom.c (record_temporary_equivalences): Record both
14959 equivalences from if (x == y) style conditionals.
14960 (loop_depth_of_name): Remove.
14961 (record_equality): Remove loop depth check.
14962 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
14963 (const_and_copies::record_const_or_copy_raw): New member function.
14964 * tree-ssa-scopedtables.c
14965 (const_and_copies::record_const_or_copy_raw): New, factored out of
14966 (const_and_copies::record_const_or_copy): Call new member function.
14968 2016-02-05 Jeff Law <law@redhat.com>
14970 PR tree-optimization/68541
14971 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
14972 (count_stmts_in_block): New function.
14973 (poor_ifcvt_candidate_code): Likewise.
14974 (is_feasible_trace): Add some heuristics to determine when path
14975 splitting is profitable.
14976 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
14977 is a diamond with a single exit.
14979 2016-02-05 Martin Sebor <msebor@redhat.com>
14982 * doc/invoke.texi: Update -Wplacement-new to take an optional
14985 2016-02-06 Richard Henderson <rth@redhat.com>
14988 * tree.c (tree_nop_conversion_p): Do not strip casts into or
14989 out of non-standard address spaces.
14991 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14993 PR rtl-optimization/69691
14994 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
14996 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
14998 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
14999 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
15000 (*ieee128_mfvsrd_64bit): Likewise.
15001 (*ieee128_mfvsrd_32bit): Likewise.
15003 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
15007 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15009 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
15010 instrumented_version.
15012 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
15014 * doc/invoke.texi (Optimize Options): In table of --param options
15015 rename second occurrence of tracer-min-branch-ratio to
15016 tracer-min-branch-probability, rename
15017 tracer-min-branch-ratio-feedback to
15018 tracer-min-branch-probability-feedback and clarify description,
15019 rename sched-spec-state-edge-prob-cutoff to
15020 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
15021 to selsched-insns-to-rename, rename lto-minpartition to
15022 lto-min-partition, delete reorder-blocks-duplicate and
15023 reorder-blocks-duplicate-feedback.
15025 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15027 * config/s390/s390.c (s390_register_info_set_ranges): Remove
15030 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
15032 * doc/extend.texi: S/390: Correct some typos.
15034 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15036 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
15038 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15041 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
15042 (s390_register_info_gprtofpr): Use new macros above.
15043 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
15045 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
15046 its name. Adjust restore and save gpr ranges.
15047 (s390_register_info_set_ranges): New function.
15048 (s390_register_info): Use new macros above. Call
15049 s390_register_info_set_ranges.
15050 (s390_optimize_register_info): Likewise.
15051 (s390_hard_regno_rename_ok): Use new macros.
15052 (s390_hard_regno_scratch_ok): Likewise.
15053 (s390_emit_epilogue): Likewise.
15054 (s390_can_use_return_insn): Likewise.
15055 (s390_optimize_prologue): Likewise.
15056 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
15058 2016-02-05 Jakub Jelinek <jakub@redhat.com>
15061 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
15063 (ix86_option_override_internal): Disable TARGET_STV even for
15064 -m{incoming,preferred}-stack-boundary=3.
15066 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15068 * config.gcc: Mark deprecated rtems targets as obsolete.
15070 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
15072 PR rtl-optimization/64682
15073 PR rtl-optimization/69567
15074 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
15075 before I2 only if the register is both used and set in I2.
15077 2016-02-04 DJ Delorie <dj@redhat.com>
15079 * config/msp430/msp430.c (msp430_start_function): Add function type.
15081 2016-02-04 Jakub Jelinek <jakub@redhat.com>
15084 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
15086 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
15088 PR rtl-optimization/69577
15090 2015-10-29 Richard Henderson <rth@redhat.com>
15094 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
15095 sse check to the exact conditions of PR 67609.
15097 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
15100 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
15101 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
15102 not allowed into the traditional Altivec registers.
15103 (movtd_64bit_nodm): Likewise.
15104 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
15106 2016-02-04 David Malcolm <dmalcolm@redhat.com>
15108 * config/aarch64/cortex-a57-fma-steering.c
15109 (aarch64_register_fma_steering): Remove "static" from arguments
15112 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
15115 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
15116 twice when complex.
15118 2016-02-04 Mike Frysinger <vapier@gentoo.org>
15120 * doc/invoke.texi: Delete -mno-fma4.
15122 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
15124 PR rtl-optimization/69577
15125 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
15126 (find_subregs_of_mode): Update accordingly. Iterate over partial
15129 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
15131 * config/arm/arm-protos.h (neon_reinterpret): Remove.
15132 * config/arm/arm.c (neon_reinterpret): Remove.
15133 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
15134 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
15135 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
15136 vreinterpretti): Remove.
15137 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
15138 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
15139 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
15140 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
15141 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
15142 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
15143 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
15144 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
15145 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
15146 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
15147 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
15148 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
15149 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
15150 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
15151 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
15152 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
15153 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
15154 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
15155 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
15156 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
15157 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
15158 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
15159 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
15160 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
15161 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
15162 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
15163 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
15164 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
15165 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
15166 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
15167 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
15168 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
15169 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
15170 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
15171 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
15172 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
15173 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
15174 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
15175 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
15176 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
15177 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
15178 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
15179 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
15180 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
15181 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
15182 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
15183 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
15184 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
15185 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
15186 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
15187 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
15188 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
15189 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
15190 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
15191 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
15192 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
15193 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
15194 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
15195 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
15196 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
15197 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
15198 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
15199 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
15200 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
15201 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
15202 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
15203 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
15204 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
15205 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
15206 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
15207 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
15208 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
15209 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
15210 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
15211 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
15212 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
15213 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
15214 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
15215 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
15216 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
15217 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
15218 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
15219 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
15220 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
15221 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
15222 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
15223 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
15224 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
15225 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
15226 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
15227 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
15228 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
15229 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
15230 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
15231 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
15232 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
15233 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
15234 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
15235 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
15236 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
15237 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
15238 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
15239 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
15241 2016-02-04 Martin Liska <mliska@suse.cz>
15244 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
15245 that are gimple_store_p.
15246 (maybe_instrument_call): Likewise.
15248 2016-02-04 Bin Cheng <bin.cheng@arm.com>
15250 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
15251 register scaling out of memory reference and comment why.
15253 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15257 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
15258 folding the source of a SET.
15260 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15264 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
15265 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
15267 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
15271 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
15274 2016-02-04 Christian Bruel <christian.bruel@st.com>
15276 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
15277 * config/arm/arm.c (arm_set_current_function): Likewise.
15279 2016-02-04 Jakub Jelinek <jakub@redhat.com>
15280 Ilya Enkovich <enkovich.gnu@gmail.com>
15281 H.J. Lu <hongjiu.lu@intel.com>
15284 * config/i386/i386.c (convert_scalars_to_vector): Remove
15285 stack alignment fixes.
15286 (ix86_option_override_internal): Disable TARGET_STV if stack
15287 might not be aligned enough.
15288 (ix86_minimum_alignment): Assert that TARGET_STV is false.
15290 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
15292 * config/i386/x86-tune.def: Disable default prefetching
15295 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
15296 Vladimir Makarov <vmakarov@redhat.com>
15299 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
15300 in validating fused toc addresses.
15302 2016-02-03 Jakub Jelinek <jakub@redhat.com>
15305 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
15306 range->m_caret fields if range->m_show_caret_p is false.
15309 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
15310 Force oldval into register if it does not satisfy reg_or_short_operand
15311 predicate. Fix up formatting.
15313 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
15314 Alexandre Oliva <aoliva@redhat.com>
15317 * lra-constraints.c (simplify_operand_subreg): Check additionally
15318 address validity after potential reloading.
15319 (process_address_1): Check insns validity. In case of failure do
15322 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
15325 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
15328 2016-02-02 Jakub Jelinek <jakub@redhat.com>
15330 * wide-int.cc (canonize_uhwi): New function.
15331 (wi::divmod_internal): Use it.
15333 2016-02-02 James Norris <jnorris@codesourcery.com
15335 * gimplify.c (omp_notice_variable): Add usage check.
15337 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
15339 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
15340 like LE, GE, LT, GT when emitting relational operator.
15342 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
15344 * ira-costs.c (find_costs_and_classes): Add extra argument.
15345 * target.def (ira_change_pseudo_allocno_class): Add parameter.
15346 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
15347 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
15348 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
15349 Add best_class parameter, and return it if not ALL_REGS.
15350 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
15352 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
15353 Update target hook.
15355 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
15357 * config/aarch64/aarch64.c
15358 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
15359 (aarch64_ira_change_pseudo_allocno_class): New function.
15361 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
15364 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
15366 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15368 * config/avr/avr.c (avr_option_override): Set
15369 PARAM_ALLOW_STORE_DATA_RACES to 1.
15371 2016-02-02 Richard Biener <rguenther@suse.de>
15373 PR tree-optimization/69595
15374 * match.pd: Add range test simplifications to true/false.
15376 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
15378 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
15379 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
15382 2016-02-02 Richard Biener <rguenther@suse.de>
15384 PR tree-optimization/69606
15385 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
15386 info on the result before moving a stmt.
15388 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
15390 PR middle-end/68542
15391 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
15392 branch with vector comparison.
15393 * config/i386/sse.md (VI48_AVX): New mode iterator.
15394 (define_expand "cbranch<mode>4): Add support for conditional branch
15395 with vector comparison.
15396 * tree-vect-loop.c (optimize_mask_stores): New function.
15397 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
15398 has_mask_store field of vect_info.
15399 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
15400 vectorized loops having masked stores after vec_info destroy.
15401 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
15402 correspondent macros.
15403 (optimize_mask_stores): Add prototype.
15405 2016-02-02 Alan Modra <amodra@gmail.com>
15408 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
15411 2016-02-02 Alan Modra <amodra@gmail.com>
15414 * config/rs6000/rs6000.c (need_toc_init): New var, set it
15415 whenever toc_label_name used.
15416 (rs6000_file_start): Don't set up toc section here,
15417 (rs6000_output_function_epilogue): do so here instead,
15418 (rs6000_xcoff_file_start): and here.
15419 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
15420 (load_toc_aix_di): Likewise.
15422 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15424 PR rtl-optimization/69592
15425 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
15426 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
15427 (num_sign_bit_copies_binary_arith_p): New inline function.
15428 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
15430 2016-02-01 Jeff Law <law@redhat.com>
15432 PR tree-optimization/69580
15433 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
15434 * tree-ssa-threadbackward.c
15435 (fsm_find_control_statement_thread_paths): Do not try to walk
15436 through large PHI nodes.
15438 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15440 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
15441 when count is incremented above limit, don't analyze further
15444 * omp-low.c (oacc_parse_default_dims): Avoid
15445 -Wsign-compare warning, make sure value fits into int
15446 rather than just unsigned int.
15448 2016-02-01 Bin Cheng <bin.cheng@arm.com>
15450 PR tree-optimization/67921
15451 * fold-const.c (split_tree): New parameters. Convert pointer
15452 type variable part to proper type before negating.
15453 (fold_binary_loc): Pass new arguments to split_tree.
15455 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
15457 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
15458 (nvptx_goacc_validate_dims): Extend to handle global defaults.
15459 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
15460 * doc/tm.texti: Rebuilt.
15461 * doc/invoke.texi (fopenacc-dim): Document.
15462 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
15463 (append_compiler_options): Likewise.
15464 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
15465 (oacc_parse_default_dims): New.
15466 (oacc_validate_dims): Add USED arg. Select non-unity default when
15468 (oacc_loop_fixed_partitions): Return mask of used partitions.
15469 (oacc_loop_auto_partitions): Emit dump info.
15470 (oacc_loop_partition): Return mask of used partitions.
15471 (execute_oacc_device_lower): Parse default dimension arg. Adjust
15472 loop partitioning and validation calls.
15474 2016-02-01 Richard Biener <rguenther@suse.de>
15476 PR middle-end/69556
15477 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
15479 2016-02-01 Richard Biener <rguenther@suse.de>
15481 PR tree-optimization/69574
15482 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
15483 of asserting return chrec_dont_know.
15485 2016-02-01 Martin Liska <mliska@suse.cz>
15487 * mem-stats-traits.h: Add copyright header.
15488 * mem-stats.h: Likewise.
15490 2016-02-01 Richard Biener <rguenther@suse.de>
15492 PR tree-optimization/69579
15493 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
15494 Do not propagate through abnormal PHI results.
15496 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
15498 * postreload.c (reload_cse_simplify): Remove dead code.
15500 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15502 PR rtl-optimization/69570
15503 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
15504 if there is more than one set, not if there is a single set.
15506 2016-02-01 Richard Henderson <rth@redhat.com>
15509 * combine.c (make_compound_operation): When looking through a
15510 subreg, make sure to re-extend to the width of the outer mode.
15512 2016-01-30 Jakub Jelinek <jakub@redhat.com>
15514 PR tree-optimization/69546
15515 * wide-int.cc (wi::divmod_internal): For unsigned division
15516 where both operands fit into uhwi, if o1 is 1 and o0 has
15517 msb set, if divident_prec is larger than bits per hwi,
15518 clear another quotient word and return 2 instead of 1.
15519 Similarly for remainder with msb in HWI set, if dividend_prec
15520 is larger than bits per hwi.
15522 2016-01-29 Martin Jambor <mjambor@suse.cz>
15524 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
15525 Use short lowercase names.
15526 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
15527 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
15528 acq_rel one. Protect warning agains segfaults if
15529 get_memory_order_name returns NULL.
15530 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
15531 with release semantics. Do not warn if get_memory_order already did.
15532 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
15533 semantics. Fix check for relaxed or acquire semantics. Do not warn
15534 if get_memory_order already did.
15536 2016-01-29 Sebastian Pop <s.pop@samsung.com>
15538 * doc/install.texi: Document that isl-0.16 is supported.
15540 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
15543 * config/i386/constraints.md (Bm): Describe as special memory
15545 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
15546 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15547 * genpreds.c (struct constraint_data): Add is_special_memory.
15548 (have_special_memory_constraints, special_memory_start): New
15550 (special_memory_end): Ditto.
15551 (add_constraint): Add new arg is_special_memory. Add code to
15552 process its true value. Update have_special_memory_constraints.
15553 (process_define_constraint): Pass the new arg.
15554 (process_define_register_constraint): Ditto.
15555 (choose_enum_order): Process special memory.
15556 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
15557 function insn_extra_special_memory_constraint.
15558 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15559 * gensupport.c (process_rtx): Process
15560 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15561 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
15562 * ira-lives.c (single_reg_class): Use
15563 insn_extra_special_memory_constraint.
15564 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
15565 * lra-constraints.c (process_alt_operands): Ditto.
15566 (curr_insn_transform): Use insn_extra_special_memory_constraint.
15567 * recog.c (asm_operand_ok, preprocess_constraints): Process
15569 * reload.c (find_reloads): Ditto.
15570 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
15571 * stmt.c (parse_input_constraint): Use
15572 insn_extra_special_memory_constraint.
15574 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15577 * lra-splill.c (lra_final_code_change): Revert r229087 by
15578 removing all sub-registers.
15580 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
15583 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
15585 2016-01-29 Jakub Jelinek <jakub@redhat.com>
15588 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
15589 SSE1, copy target into the temporary reg first before recursing
15592 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15594 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
15597 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15599 * ginclude/stdarg.h: Test __cplusplus instead of
15600 __GXX_EXPERIMENTAL_CXX0X__.
15602 2016-01-29 Richard Biener <rguenther@suse.de>
15604 PR tree-optimization/69547
15605 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
15606 Do not mark clobbers necessary.
15607 (mark_all_reaching_defs_necessary_1): Likewise.
15609 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15611 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
15612 declaration name with %qs and print it in both error messages.
15613 Also fix indentation.
15615 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15618 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
15619 trailing blank line from error message.
15621 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15624 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
15627 2016-01-29 Richard Biener <rguenther@suse.de>
15629 PR middle-end/69537
15630 * match.pd: Allow all integral types when simplifying a
15631 widening or sign-changing conversion.
15633 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15635 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
15636 back to setting codegen_error to fail codegen.
15638 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
15641 * config/i386/constraints.md (C): Only accept constant zero operand.
15642 (BC): New constraint.
15643 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
15644 instead of C constraint.
15645 * doc/md.texi (Machine Constraints): Update description
15648 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
15651 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
15653 2016-01-28 Jakub Jelinek <jakub@redhat.com>
15655 PR middle-end/69542
15656 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
15659 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
15661 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
15662 branches if using guessed profile.
15664 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
15666 * graphite-optimize-isl.c (optimize_isl): Fix dump.
15668 2016-01-28 Richard Henderson <rth@redhat.com>
15671 * config/aarch64/aarch64-modes.def (CC_Cmode): New
15672 * config/aarch64/aarch64-protos.h: Update.
15673 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
15674 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
15675 (aarch64_get_condition_code_1): Handle CC_Cmode.
15676 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
15677 (*add<mode>3_compareC_cconly_imm): New.
15678 (*add<mode>3_compareC_cconly): New.
15679 (*add<mode>3_compareC_imm): New.
15680 (add<mode>3_compareC): New.
15681 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
15682 to be first. Use aarch64_carry_operation.
15683 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
15684 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
15685 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
15686 (subti3): Use subdi3_compare1.
15687 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
15688 (sub<mode>3_compare1): New.
15689 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
15690 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
15691 (*subsi3_carryin_uxtw): Likewise.
15692 (*ngc<mode>, *ngcsi_uxtw): Likewise.
15693 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
15694 * config/aarch64/iterators.md (DWI): New.
15695 * config/aarch64/predicates.md (aarch64_carry_operation): New.
15696 (aarch64_borrow_operation): New.
15698 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15700 * graphite-optimize-isl.c (optimize_isl): Print a different debug
15701 message when isl does not return a valid schedule.
15703 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15705 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
15706 Remove comments from class declarations: they are already in the code
15709 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15711 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
15713 (ternary_op_to_tree): Same.
15714 (unary_op_to_tree): Same.
15715 (nary_op_to_tree): Same.
15716 (gcc_expression_from_isl_expr_op): Same.
15717 (gcc_expression_from_isl_expression): Same.
15718 (graphite_create_new_loop): Same.
15719 (graphite_create_new_loop_guard): Same.
15720 (build_iv_mapping): Same.
15721 (graphite_create_new_guard): Same.
15722 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
15723 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
15725 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15727 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
15728 instead of setting codegen_error to fail codegen.
15730 2016-01-28 Jason Merrill <jason@redhat.com>
15732 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
15734 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15736 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15737 Remove CONST_INT_P check in CCMP cost calculation.
15739 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15741 * config/aarch64/aarch64.c (generic_vector_cost):
15742 Set vec_permute_cost.
15743 (cortexa57_vector_cost): Likewise.
15744 (exynosm1_vector_cost): Likewise.
15745 (xgene1_vector_cost): Likewise.
15746 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
15747 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
15748 Add vec_permute_cost entry.
15750 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15752 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
15754 (add<mode>3_compare0): Likewise.
15755 (addsi3_compare0_uxtw): Likewise.
15756 (add<mode>3nr_compare0): Likewise.
15757 (compare_neg<mode>): Likewise.
15758 (<optab><mode>3): Likewise.
15760 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
15762 * tree-vect-stmts.c (vectorizable_comparison): Add
15763 NULL check for vectype.
15765 2016-01-28 Richard Biener <rguenther@suse.de>
15767 PR tree-optimization/69466
15768 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
15769 Account for PHIs we couldn't duplicate.
15771 2016-01-28 Martin Liska <mliska@suse.cz>
15774 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
15775 instead of ENABLE_VALGRIND_CHECKING.
15777 2016-01-27 Richard Henderson <rth@redhat.com>
15780 * lra-remat.c (subreg_regs): New.
15781 (dump_candidates_and_remat_bb_data): Dump it.
15782 (operand_to_remat): Reject if operand in subreg_regs.
15783 (set_bb_regs): Collect subreg_regs.
15784 (lra_remat): Init and free subreg_regs. Compute
15785 calculate_local_reg_remat_bb_data before create_cands.
15787 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
15790 * config/i386/i386.c (ix86_update_stack_boundary): Don't
15791 change stack_alignment_needed for __tls_get_addr call.
15793 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
15795 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
15797 2016-01-27 Jeff Law <law@redhat.com>
15799 PR tree-optimization/68398
15800 PR tree-optimization/69196
15801 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
15802 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
15803 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15804 Only count PHIs in the last block in the path. The others will
15805 const/copy propagate away. Add heuristic to allow more irreducible
15806 subloops to be created when it is likely profitable to do so.
15808 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15809 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
15810 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
15812 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15815 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
15816 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
15817 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
15818 * tree-streamer-in.c: Include asan.h.
15819 (streamer_get_builtin_tree): For builtins in sanitizer
15820 range call initialize_sanitizer_builtins and retry.
15822 2016-01-27 Ian Lance Taylor <iant@google.com>
15824 * common.opt (fkeep-gc-roots-live): New undocumented option.
15825 * tree-ssa-loop-ivopts.c (add_candidate_1): If
15826 -fkeep-gc-roots-live, skip pointers.
15827 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
15830 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
15833 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
15834 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
15836 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
15839 * configure.ac: NetBSD provides SSP in its C library.
15840 * configure: Updated.
15842 2016-01-27 Richard Biener <rguenther@suse.de>
15844 PR tree-optimization/69166
15845 * tree-vect-loop.c (vect_is_simple_reduction): Always check
15846 reduction code for commutativity / associativity.
15848 2016-01-27 Martin Jambor <mjambor@suse.cz>
15850 PR tree-optimization/69355
15851 * tree-sra.c (analyze_access_subtree): Correct hole detection when
15852 total_scalarization fails.
15854 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
15856 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
15859 2016-01-27 Christian Bruel <christian.bruel@st.com>
15862 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
15863 Move arm_reset_previous_fndecl and set_target_option_current_node in
15864 the conditional part. Call save_restore_target_globals.
15865 * config/arm/arm.c (arm_set_current_function):
15866 Refactor to better support #pragma target and attribute mix.
15867 Call save_restore_target_globals.
15868 * config/arm/arm-protos.h (save_restore_target_globals): New function.
15870 2016-01-27 Martin Liska <mliska@suse.cz>
15872 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
15873 reference for an HSA kernel and its host function.
15875 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15877 PR tree-optimization/69399
15878 * wide-int.h (wi::lrshift): For larger precisions, only
15879 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
15881 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
15883 * config/arc/predicates.md (proper_comparison_operator): Reject
15884 constant-constant comparison.
15886 2016-01-26 Tom de Vries <tom@codesourcery.com>
15888 PR tree-optimization/69110
15889 * tree-data-ref.c (initialize_data_dependence_relation): Handle
15890 DR_NUM_DIMENSIONS == 0.
15892 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15893 Sebastian Pop <s.pop@samsung.com>
15895 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
15896 isl_ast_op_cond and isl_ast_op_select.
15897 (gcc_expression_from_isl_expr_op): Same.
15899 2016-01-26 Jason Merrill <jason@redhat.com>
15902 * tree.c (recompute_constructor_flags): Split out from
15904 (verify_constructor_flags): New.
15905 * tree.h: Declare them.
15907 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
15909 PR rtl-optimization/69217
15910 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
15911 are no TYPE_FIELDS set for the record type.
15913 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15916 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
15917 toc_label_name unconditionally.
15918 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
15919 SYMBOL_REF string. Use toc_label_name instead of constructing
15921 (rs6000_elf_declare_function_name): Use toc_label_name instead of
15922 constructing LCTOC1.
15924 2016-01-26 Martin Sebor <msebor@redhat.com>
15927 * doc/extend.texi (Common Type Attributes): Move text that talks about
15928 attribute packed from attribute aligned to the section discussing
15929 the former attribute for clarity.
15931 2016-01-26 Richard Henderson <rth@redhat.com>
15933 PR middle-end/60908
15934 * trans-mem.c (tm_region_init): Mark entry block as visited.
15936 2016-01-26 David Malcolm <dmalcolm@redhat.com>
15939 * diagnostic-show-locus.c (layout::print_source_line): Replace
15940 call to pp_newline with call to layout::print_newline.
15941 (layout::print_annotation_line): Likewise.
15942 (layout::move_to_column): Likewise.
15943 (layout::print_any_fixits): After printing any fixits, print a
15944 trailing newline, if necessary.
15945 (layout::print_newline): New method, resetting any colorization
15947 (diagnostic_show_locus): Move the pp_newline to before the
15948 early bailout. Remove dummy block enclosing the layout instance.
15949 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
15950 of pp_newline_and_flush with pp_flush.
15951 (diagnostic_append_note): Delete use of pp_newline.
15952 (diagnostic_append_note_at_rich_loc): Delete.
15953 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
15954 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
15955 when newline characters are added to the buffer.
15957 2016-01-26 Michael Matz <matz@suse.de>
15959 * configure.ac (ac_cv_std_swap_in_utility): New test.
15960 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
15961 * configure: Regenerate.
15962 * config.in: Regenerate.
15964 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
15966 * config/arc/arc.md (cstoresi4): Force operand into register.
15967 (arcset<code>): Fix predicate.
15968 (arcsetltu): Likewise.
15969 (arcsetgeu): Likewise.
15970 (arcsethi): Likewise.
15971 (arcsetls): Likewise.
15973 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15975 PR tree-optimization/69483
15976 * gimple-fold.c (canonicalize_constructor_val): Return NULL
15977 if base has error_mark_node type.
15979 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
15982 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
15983 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
15985 (vget_lane_f16): Handle big-endian.
15986 (vgetq_lane_f16): Likewise.
15987 (vset_lane_f16): Likewise.
15988 (vsetq_lane_f16): Likewise.
15989 * config/arm/iterators.md (VQXMOV): Add V8HF.
15990 (VDQ): Add V4HF and V8HF.
15991 (V_reg): Handle V4HF and V8HF.
15992 (Is_float_mode): Likewise.
15993 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
15994 neon_vdup_nv8hf): New patterns.
15995 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
15996 Use VD_LANE iterator.
15997 (neon_vld1_dup<mode>): Use VQ2 iterator.
15999 2016-01-26 Nathan Sidwell <nathan@acm.org>
16001 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
16002 (set_oacc_fn_attrib): Add IS_KERNEL arg.
16003 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
16004 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
16005 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
16006 (oacc_validate_dims): Add LEVEL arg, don't return level.
16007 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
16008 oacc_validate_dims.
16009 (execute_oacc_device_lower): Adjust, add more dump output.
16010 * tree-ssa-loop.c (gate_oacc_kernels): Use
16011 oacc_fn_attrib_kernels_p.
16012 * tree-parloops.c (create_parallel_loop): Adjust
16013 set_oacc_fn_attrib call.
16015 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16018 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
16019 (append_compiler_options): Handle -fcilkplus.
16020 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
16022 2016-01-26 Nick Clifton <nickc@redhat.com>
16025 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
16026 been marked as DECL_ONE_ONLY but we do not the means to make it
16027 so, then do not allow it to bind locally.
16029 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16032 * opts.h (parse_sanitizer_options): New prototype.
16033 * opts.c (sanitizer_opts): New array.
16034 (parse_sanitizer_options): New function.
16035 (common_handle_option): Use parse_sanitizer_options.
16037 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
16040 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
16041 alignment adjustment to ...
16042 (ix86_update_stack_boundary): Here. Don't over-align stack for
16044 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
16045 if __tls_get_addr is called.
16047 2016-01-26 Christian Bruel <christian.bruel@st.com>
16049 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
16051 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
16053 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
16055 2016-01-26 Richard Biener <rguenther@suse.de>
16057 PR middle-end/69467
16058 * match.pd: Guard X * CST CMP 0 pattern with single_use.
16060 2016-01-26 Richard Biener <rguenther@suse.de>
16062 PR tree-optimization/69452
16063 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
16064 (move_computations_dom_walker::before_dom_children): Rename
16066 (move_computations_worker): This.
16067 (move_computations): Perform an RPO rather than a DOM walk.
16069 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16072 * combine.c (combine_instructions): For REG_EQUAL note with
16073 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
16074 to the underlying register.
16075 * doc/rtl.texi (REG_EQUAL): Document the behavior of
16076 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
16078 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
16081 * config/aarch64/aarch64-builtins.c
16082 (aarch64_init_simd_builtin_types): Do not set structural
16083 equality to __Poly{8,16,64,128}_t types.
16085 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
16087 PR tree-optimization/69400
16088 * wide-int.cc (wi_pack): Take the precision as argument and
16089 perform canonicalization here rather than in the callers.
16090 Use the main loop to handle all full-width HWIs. Add a
16091 zero HWI if in_len isn't a full result.
16092 (wi::divmod_internal): Update accordingly.
16093 (wi::mul_internal): Likewise. Simplify.
16095 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
16096 Sebastian Pop <s.pop@samsung.com>
16098 * graphite-poly.c (apply_poly_transforms): Simplify.
16099 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
16100 (print_isl_map): Same.
16101 (print_isl_union_map): Same.
16102 (print_isl_schedule): New.
16103 (debug_isl_schedule): New.
16104 * graphite-dependences.c (scop_get_reads): Do not call
16105 isl_union_map_add_map that is undocumented isl functionality.
16106 (scop_get_must_writes): Same.
16107 (scop_get_may_writes): Same.
16108 (scop_get_original_schedule): Remove.
16109 (scop_get_dependences): Do not call isl_union_map_compute_flow that
16110 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
16111 (compute_deps): Remove.
16112 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
16113 (debug_schedule_ast): New.
16114 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
16115 set_separate_option.
16116 (graphite_regenerate_ast_isl): Add dump.
16117 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
16118 from scop->transformed_schedule.
16119 (graphite_regenerate_ast_isl): Add more dump.
16120 * graphite-optimize-isl.c (optimize_isl): Set
16121 scop->transformed_schedule. Check whether schedules are equal.
16122 (apply_poly_transforms): Move here.
16123 * graphite-poly.c (apply_poly_transforms): ... from here.
16124 (free_poly_bb): Static.
16125 (free_scop): Static.
16126 (pbb_number_of_iterations_at_time): Remove.
16127 (print_isl_ast): New.
16128 (debug_isl_ast): New.
16129 (debug_scop_pbb): New.
16130 * graphite-scop-detection.c (print_edge): Move.
16131 (print_sese): Move.
16132 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
16133 (build_scop_scattering): Remove.
16134 (create_pw_aff_from_tree): Assert instead of bailing out.
16135 (add_condition_to_pbb): Remove unused code, do not fail.
16136 (add_conditions_to_domain): Same.
16137 (add_conditions_to_constraints): Remove.
16138 (build_scop_context): New.
16139 (add_iter_domain_dimension): New.
16140 (build_iteration_domains): Initialize pbb->iterators.
16141 Call add_conditions_to_domain.
16144 (index_outermost_in_loop): New.
16145 (index_pbb_in_loop): New.
16146 (outermost_pbb_in): New.
16147 (add_in_sequence): New.
16148 (add_outer_projection): New.
16149 (outer_projection_mupa): New.
16150 (add_loop_schedule): New.
16151 (build_schedule_pbb): New.
16152 (build_schedule_loop): New.
16153 (embed_in_surrounding_loops): New.
16154 (build_schedule_loop_nest): New.
16155 (build_original_schedule): New.
16156 (build_poly_scop): Call build_original_schedule.
16157 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
16158 (free_poly_dr): Remove.
16159 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
16160 (free_poly_bb): Remove.
16161 (debug_loop_vec): Remove.
16162 (print_isl_ast): Declare.
16163 (debug_isl_ast): Declare.
16164 (scop_do_interchange): Remove.
16165 (scop_do_strip_mine): Remove.
16166 (scop_do_block): Remove.
16167 (flatten_all_loops): Remove.
16168 (optimize_isl): Remove.
16169 (pbb_number_of_iterations_at_time): Remove.
16170 (debug_scop_pbb): Declare.
16171 (print_schedule_ast): Declare.
16172 (debug_schedule_ast): Declare.
16173 (struct scop): Remove schedule. Add original_schedule,
16174 transformed_schedule.
16175 (free_gimple_poly_bb): Remove.
16176 (print_generated_program): Remove.
16177 (debug_generated_program): Remove.
16178 (unify_scattering_dimensions): Remove.
16179 * sese.c (print_edge): ... here.
16180 (print_sese): ... here.
16181 (debug_edge): ... here.
16182 (debug_sese): ... here.
16183 * sese.h (print_edge): Declare.
16184 (print_sese): Declare.
16185 (dump_edge): Declare.
16186 (dump_sese): Declare.
16188 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
16189 Sebastian Pop <s.pop@samsung.com>
16191 * Makefile.in: Set ISLVER in site.exp.
16193 2016-01-25 Jakub Jelinek <jakub@redhat.com>
16195 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
16196 DECL_VALUE_EXPR of new_var even for the non-array case. Look
16197 through DECL_VALUE_EXPR for expansion.
16199 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
16201 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
16202 the frame info after reload completed.
16204 2016-01-25 Jeff Law <law@redhat.com>
16206 PR tree-optimization/69196
16207 PR tree-optimization/68398
16208 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
16209 tree-ssa-threadupdate.c.
16210 (determine_bb_domination_status): Prototype
16211 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
16212 (determine_bb_domination_status): No longer static.
16213 (valid_jump_thread_path): Remove code to detect characteristics
16214 of the jump thread path not associated with correctness.
16215 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
16216 Correct test for thread path length. Count PHIs for real operands as
16217 statements that need to be copied. Do not count ASSERT_EXPRs.
16218 Look at all the blocks in the thread path. Compute and selectively
16219 filter thread paths based on threading through the latch, threading
16220 a multiway branch or crossing a multiway branch.
16222 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16224 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
16225 decl with __attribute__ ((unused)) annotation.
16227 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
16230 * tree-vect-stmts.c (vectorizable_condition): Check vectype
16231 of operands is compatible with a statement vectype.
16233 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
16235 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
16236 improve wording for mixed storage order support.
16238 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
16240 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
16241 (vcvt_u64_f64): Likewise.
16242 (vcvta_s64_f64): Likewise.
16243 (vcvta_u64_f64): Likewise.
16244 (vcvtm_s64_f64): Likewise.
16245 (vcvtm_u64_f64): Likewise.
16246 (vcvtn_s64_f64): Likewise.
16247 (vcvtn_u64_f64): Likewise.
16248 (vcvtp_s64_f64): Likewise.
16249 (vcvtp_u64_f64): Likewise.
16251 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
16253 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
16254 (arc_init): Check validity mll64 option.
16255 (arc_save_restore): Use double load/store instruction.
16256 (arc_expand_movmem): Likewise.
16257 (arc_split_move): Don't split if we have double load/store
16258 instructions. Returns a boolean.
16259 (arc_process_double_reg_moves): Change function to return boolean
16260 instead of a sequence of instructions.
16261 (arc_dwarf_register_span): New function.
16262 * config/arc/arc-protos.h (arc_split_move): Change prototype.
16263 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
16264 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
16265 (*movdf_insn): Likewise.
16266 * config/arc/arc.opt (mll64): New option.
16267 * config/arc/predicates.md (even_register_operand): New predicate.
16268 * doc/invoke.texi (ARC Options): Add mll64 documentation.
16270 2016-01-25 Richard Biener <rguenther@suse.de>
16273 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
16274 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
16276 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
16278 2016-01-25 Richard Biener <rguenther@suse.de>
16280 PR tree-optimization/69376
16281 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
16283 (VN_INFO_ANTI_RANGE_P): New inline.
16284 (VN_INFO_RANGE_TYPE): Likewise.
16285 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
16286 SSA_NAME_ANTI_RANGE_P.
16287 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
16288 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16289 Properly query VN_INFO_RANGE_TYPE.
16291 2016-01-25 Nick Clifton <nickc@redhat.com>
16294 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
16296 2016-01-23 Tom de Vries <tom@codesourcery.com>
16298 PR tree-optimization/69426
16299 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
16302 2016-01-23 Jakub Jelinek <jakub@redhat.com>
16304 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
16305 "the the" with "the" in the comments.
16306 * ipa-devirt.c (build_type_inheritance_graph,
16307 update_type_inheritance_graph): Likewise.
16308 * tree.c (build_function_type_list_1): Likewise.
16309 * cfgloopmanip.c (scale_loop_profile): Likewise.
16310 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
16311 * gimple-ssa-split-paths.c
16312 (find_block_to_duplicate_for_splitting_paths): Likewise.
16313 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
16314 * expr.c (convert_move): Likewise.
16315 * var-tracking.c (vt_stack_adjustments): Likewise.
16316 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16317 * tree-vrp.c (test_for_singularity): Likewise.
16319 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
16320 directly instead of building a temporary tree.
16323 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
16324 remove <algorithm> include.
16326 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16329 * config/i386/i386.c: Include dojump.h.
16330 (expand_small_movmem_or_setmem,
16331 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
16333 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
16334 if dynamic_check != -1.
16336 2016-01-21 Jeff Law <law@redhat.com>
16338 PR middle-end/69347
16339 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
16340 record_temporary_equivalences. Rewritten to avoid unnecessary calls
16341 into dominated_by_p.
16342 (cprop_into_successor_phis): Avoid unnecessary tests.
16344 2016-01-22 Richard Henderson <rth@redhat.com>
16347 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
16348 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
16350 2016-01-22 Michael Matz <matz@suse.de>
16352 * system.h (string, algorithm): Include only conditionally.
16353 (new): Include always under C++.
16354 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
16355 * final.c (toplevel): Ditto.
16356 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
16357 * genconditions.c (write_header): Make gencondmd.c define
16359 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
16361 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
16362 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
16364 2016-01-22 Christian Bruel <christian.bruel@st.com>
16367 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
16369 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16372 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
16373 define_insn_and_split. Ensure operands[1] and operands[0] do not
16374 get assigned the same register.
16376 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
16378 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
16380 2016-01-22 Christian Bruel <christian.bruel@st.com>
16382 * config/arm/arm-c.c (arm_pragma_target_parse):
16383 Remove warn_builtin_macro_redefined overwrite.
16385 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
16387 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
16388 flag_non_call_exceptions compatibility.
16390 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16393 * dwarf2out.c (add_child_die_after): New function.
16394 (dwarf_qual_info_t): New type.
16395 (dwarf_qual_info): New variable.
16396 (qualified_die_p): New function.
16397 (modified_type_die): For -fdebug-types-section, ensure
16398 canonical order of qualifiers. Put qualified DIEs adjacent
16399 to the corresponding non-qualified type DIE and search there
16400 for existing qualified DIEs.
16402 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
16404 * doc/extend.texi (scalar_storage_order type attribute): Document
16405 restriction on type punning and aliasing, and remove future tense.
16407 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
16410 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
16413 2016-01-21 Jeff Law <law@redhat.com>
16415 PR middle-end/69347
16416 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
16417 useless call to record_temporary_equivalences.
16418 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
16419 allocate 10 slots in the bb_path vector and let it grow as needed.
16420 (fsm_find_control_statement_thread_paths): Similarly for the next_path
16423 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
16425 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
16427 * configure: Regenerate.
16429 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
16431 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
16432 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
16434 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
16436 PR middle-end/66178
16437 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
16438 drop EXPAND_INITIALIZER.
16439 * rtl.h (contains_symbolic_reference_p): Declare.
16440 * rtlanal.c (contains_symbolic_reference_p): New function.
16441 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
16442 a subtraction into a NOT if symbolic constants are involved.
16444 2016-01-21 Anton Blanchard <anton@samba.org>
16445 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16448 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
16450 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
16453 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
16455 * config/microblaze/microblaze.c
16456 (get_branch_target): New.
16457 (insert_wic_for_ilb_runout): New.
16459 (microblaze_machine_dependent_reorg): New.
16460 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
16461 * config/microblaze/microblaze.md
16462 (UNSPEC_IPREFETCH): Define.
16463 (iprefetch): New pattern
16464 * config/microblaze/microblaze.opt
16465 (mxl-prefetch): New flag.
16467 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
16469 * config/microblaze/microblaze.h
16470 (FIXED_REGISTERS): Update in macro.
16471 (CALL_USED_REGISTERS): Update in macro.
16473 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
16475 PR rtl-optimization/68920
16476 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
16479 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
16481 PR rtl-optimization/68990
16482 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
16483 pseudo instead of inheritance ones.
16485 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16486 Nick Clifton <nickc@redhat.com>
16490 * config/mips/mips.c (mips_compute_frame_info): Initialise
16491 args_size and hard_frame_pointer_offset fields of the frame
16492 structure before calling mips_global_pointer.
16494 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
16496 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
16498 * configure: Regenerate.
16500 2016-01-21 Richard Biener <rguenther@suse.de>
16502 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
16504 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
16506 * config/s390/s390.c (s390_asm_declare_function_size): Add code
16507 to actually emit the .size directive.
16509 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
16510 Jakub Jelinek <jakub@redhat.com>
16514 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
16515 args array size by one to avoid buffer overflow.
16517 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
16519 * config/s390/s390.md (pool_section_start): Use switch_to_section
16520 to select proper read-only data section instead of hardcoding
16522 (pool_section_end): Use switch_to_section to match the above.
16524 2016-01-21 Richard Biener <rguenther@suse.de>
16526 PR tree-optimization/69378
16527 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
16528 (set_ssa_val_to): Use it for dominance checks taking into
16529 account not executable edges.
16531 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16534 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
16535 for bitsize instead of GET_MODE_PRECISION (mode).
16537 2016-01-20 Martin Sebor <msebor@redhat.com>
16540 * extend.texi (__sync Builtins): Clarify the semantics of
16541 __sync_fetch_and_OP built-ins on pointers.
16542 (__atomic Builtins): Same.
16544 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16545 Sebastian Pop <s.pop@samsung.com>
16547 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
16548 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
16549 (is_valid_rename): Same.
16550 (translate_isl_ast_to_gimple::get_rename): Same.
16551 (translate_isl_ast_to_gimple::rename_all_uses): Same.
16552 (translate_isl_ast_to_gimple::rename_uses): Same.
16553 (get_new_name): Check for close_phi nodes.
16554 (copy_loop_phi_args): Use phi_node_kind.
16555 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
16556 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
16558 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16559 Sebastian Pop <s.pop@samsung.com>
16561 Revert commit r229783.
16562 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
16563 Remove use of parameter_rename_map.
16564 (copy_def): Remove.
16565 (copy_internal_parameters): Remove.
16566 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
16567 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
16568 (free_sese_info): Do not free parameter_rename_map.
16569 (set_rename): Do not use parameter_rename_map.
16570 (rename_uses): Update call to set_rename.
16571 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
16572 * sese.h (parameter_rename_map_t): Remove.
16573 (struct sese_info_t): Remove field parameter_rename_map.
16575 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16576 Sebastian Pop <s.pop@samsung.com>
16578 * graphite-isl-ast-to-gimple.c: Fix comment.
16579 * graphite-scop-detection.c (defined_in_loop_p): New.
16580 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
16581 names defined in loop.
16583 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16584 Sebastian Pop <s.pop@samsung.com>
16586 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
16587 Discard unstructured if-then-else regions.
16589 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16590 Sebastian Pop <s.pop@samsung.com>
16592 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
16593 (cleanup_loop_iter_dom): Remove.
16594 (build_loop_iteration_domains): Remove.
16595 (build_scop_context): Remove.
16596 (build_scop_iteration_domain): Remove.
16597 (add_loop_constraints): New.
16598 (build_iteration_domains): New.
16599 (build_poly_scop): Call build_iteration_domains.
16601 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16602 Sebastian Pop <s.pop@samsung.com>
16604 * graphite-scop-detection.c
16605 (scop_detection::harmful_loop_in_region): Free dom and loops.
16606 (scop_detection::loop_body_is_valid_scop): Free bbs.
16608 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16609 Sebastian Pop <s.pop@samsung.com>
16611 * graphite-scop-detection.c (record_loop_in_sese): New.
16612 (gather_bbs::before_dom_children): Call record_loop_in_sese.
16613 (build_scops): Remove call to build_sese_loop_nests.
16614 * sese.c (sese_record_loop): Remove.
16615 (build_sese_loop_nests): Remove.
16616 (new_sese_info): Remove region->loops.
16617 (free_sese_info): Same.
16618 * sese.h (sese_contains_loop): Same.
16619 (build_sese_loop_nests): Remove.
16620 (sese_contains_loop): Remove.
16622 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16623 Sebastian Pop <s.pop@samsung.com>
16625 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
16626 loop_is_valid_in_scop.
16627 (scop_detection::harmful_stmt_in_region): Renamed
16628 harmful_loop_in_region.
16629 Call loop_is_valid_in_scop.
16631 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16632 Sebastian Pop <s.pop@samsung.com>
16634 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
16637 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16638 Sebastian Pop <s.pop@samsung.com>
16640 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
16641 * graphite.h (struct poly_bb): Remove field is_reduction.
16642 (PBB_IS_REDUCTION): Remove.
16644 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16645 Sebastian Pop <s.pop@samsung.com>
16647 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
16648 (add_pdr_constraints): Same.
16649 (scop_get_reads): Same.
16650 (scop_get_must_writes): Same.
16651 (scop_get_may_writes): Same.
16652 (scop_get_original_schedule): Same.
16653 (extend_schedule): Same.
16654 (apply_schedule_on_deps): Same.
16655 (carries_deps): Same.
16656 (compute_deps): Same.
16657 (scop_get_dependences): Same.
16658 * graphite-isl-ast-to-gimple.c
16659 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
16660 * graphite-optimize-isl.c (get_schedule_for_band): Same.
16661 (get_schedule_for_band_list): Same.
16662 (get_schedule_map): Same.
16663 (apply_schedule_map_to_scop): Same.
16664 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
16665 (build_loop_iteration_domains): Same.
16666 (add_condition_to_pbb): Same.
16667 (add_param_constraints): Same.
16668 (pdr_add_memory_accesses): Same.
16669 (pdr_add_data_dimensions): Same.
16671 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16673 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
16676 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16678 * common.opt (feliminate-dwarf2-dups): Replace references to
16679 "DWARF 2" with just "DWARF".
16680 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
16681 * doc/extend.texi: Likewise.
16682 * doc/cpp.texi: Likewise.
16683 * doc/invoke.texi: Likewise.
16684 (Option Summary): Add -gdwarf to list of Debugging Options.
16685 (Debugging Options): Document -gdwarf.
16686 * doc/contrib.texi: Spell "DWARF" like that.
16688 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16690 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
16691 warning. Fix up formatting.
16693 PR middle-end/67653
16694 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
16695 attempt to mark memory input operand addressable and
16696 call prepare_gimple_addressable in that case. Don't adjust
16697 input_location for diagnostics, use error_at instead.
16699 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
16701 * config/rs6000/ppc-auxv.h: New file.
16702 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
16703 (cpu_is): Likewise.
16704 (cpu_supports): Likewise.
16705 * config/rs6000/rs6000.c: include "ppc-auxv.h".
16706 (cpu_is_info): New variable.
16707 (cpu_supports_info): Likewise.
16708 (tcb_verification_symbol): Likewise.
16709 (cpu_builtin_p): Likewise.
16710 (cpu_expand_builtin): New function.
16711 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
16712 (rs6000_init_builtins): Likewise.
16713 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
16714 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
16715 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
16716 * configure: Regenerate.
16717 * config.in: Likewise.
16718 * doc/extend.texi (PowerPC Built-in Functions): Document
16719 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
16721 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
16724 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
16726 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
16729 2016-01-20 Richard Henderson <rth@redhat.com>
16735 * tree.c (tm_define_builtin): New.
16736 (find_tm_vector_type): New.
16737 (build_tm_vector_builtins): New.
16738 (build_common_builtin_nodes): Call it.
16740 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
16742 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
16743 (arm_fp_ok): Likewise.
16744 (arm_fp): Likewise.
16745 (arm_crypto): Likewise.
16747 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
16748 Richard Biener <rguenther@suse.de>
16750 PR tree-optimization/69328
16751 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
16752 vectors have same number of elements.
16753 (vectorizable_condition): Fix masked version recognition.
16755 2016-01-20 Richard Biener <rguenther@suse.de>
16757 PR tree-optimization/69345
16758 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
16759 (VN_INFO_PTR_INFO): Likewise.
16760 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
16761 info when it is equal between non-dominating SSA names.
16762 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16763 Make sure to look at original SSA infos.
16765 2016-01-20 Jeff Law <law@redhat.com>
16768 * config/m68k/predicates.md (pow2_m1_operand): New predicate
16770 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
16771 (pc_or_label_operand): New predicate.
16772 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
16773 tests for small integers that are 2^n - 1.
16775 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
16777 * doc/invoke.texi (Options Summary): Add '.' after @xref.
16779 2016-01-19 Jeff Law <law@redhat.com>
16781 PR middle-end/69347
16782 * tree-ssa-threadbackwards.c
16783 (fsm_find_control_statement_thread_paths): Do not try to lookup
16784 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
16786 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
16788 * doc/lto.texi: Remove text that says only Gold has linker plugin
16791 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
16793 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
16794 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
16795 the DIE accordingly.
16796 (modified_type_die): Add REVERSE parameter and pass it recursively,
16797 as well as to base_type_die. Adjust presence check accordingly.
16798 (base_type_for_mode): Adjust call to modified_type_die.
16799 (add_type_attribute): Add REVERSE parameter and pass it to
16801 (generic_parameter_die): Adjust call to add_type_attribute.
16802 (add_scalar_info): Likewise.
16803 (add_subscript_info): Likewise.
16804 (gen_array_type_die): Likewise.
16805 (gen_descr_array_type_die): Likewise.
16806 (gen_entry_point_die): Likewise.
16807 (gen_enumeration_type_die): Likewise.
16808 (gen_formal_parameter_die): Likewise.
16809 (gen_subprogram_die): Likewise.
16810 (gen_variable_die ): Likewise.
16811 (gen_const_die): Likewise.
16812 (gen_field_die): Likewise.
16813 (gen_pointer_type_die): Likewise.
16814 (gen_reference_type_die): Likewise.
16815 (gen_ptr_to_mbr_type_die): Likewise.
16816 (gen_inheritance_die): Likewise.
16817 (gen_subroutine_type_die): Likewise.
16818 (gen_typedef_die): Likewise.
16819 (force_type_die): Adjust call to modified_type_die.
16821 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
16823 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
16824 flow throughout the file. Fix broken link to Objective-C 2.0
16826 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
16829 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16831 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
16833 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16836 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
16837 (maybe_record_node): Record cxa_pure_virtual as the only possible
16838 target if there are not ohter candidates.
16839 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
16841 2016-01-19 Richard Biener <rguenther@suse.de>
16843 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
16844 (get_memory_order): Likewise.
16846 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
16848 * tree-vect-stmts.c (vectorizable_store): Check
16851 2016-01-19 David Malcolm <dmalcolm@redhat.com>
16854 * gcc.c (driver::decode_argv): Add call to
16855 init_opts_obstack before init_options_struct.
16856 * opts.c (init_opts_obstack): Remove idempotency.
16857 (init_options_struct): Replace call to init_opts_obstack
16858 with a gcc_assert to verify that it has already been called.
16859 * toplev.c (toplev::main): Add call to init_opts_obstack before
16860 calls to init_options_struct.
16861 (toplev::finalize): Move cleanup of opts_obstack next to
16862 cleanup of save_decoded_options, clearing the latter, and
16863 save_decoded_options_count.
16865 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16868 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
16869 attribute to unconditional. Remove %? from output template.
16871 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16872 Jiong Wang <jiong.wang@arm.com>
16874 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
16875 generated from different expand order.
16877 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16879 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16880 Add support for CCMP costing.
16882 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16884 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
16885 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
16886 (fccmpe<mode>): Likewise.
16887 (fcmp): Rename to fcmp and globalize pattern.
16889 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
16890 (aarch64_gen_ccmp_next): Add FP support.
16892 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16894 * target.def (gen_ccmp_first): Update documentation.
16895 (gen_ccmp_next): Likewise.
16896 * doc/tm.texi (gen_ccmp_first): Update documentation.
16897 (gen_ccmp_next): Likewise.
16898 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
16899 expand_ccmp_expr_1. Improve comments.
16900 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
16901 (ccmp_ior<mode>): Remove pattern.
16902 (cmp<mode>): Remove expand.
16903 (cmp): Globalize pattern.
16904 (cstorecc4): Use cc_register.
16905 (mov<mode>cc): Remove ccmp_cc_register check.
16906 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
16907 Simplify after removal of CC_DNE/* modes.
16908 (aarch64_ccmp_mode_to_code): Remove.
16909 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
16910 In 'k' case use integer as condition.
16911 (aarch64_nzcv_codes): Remove inverted cases.
16912 (aarch64_code_to_ccmode): Remove.
16913 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
16914 comparison with CC register to be used in folowing CCMP/branch/CSEL.
16915 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
16916 pattern. Return the comparison with CC register. Invert conditions
16917 when bitcode is OR.
16918 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
16919 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
16921 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16923 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16924 instrumented_version.
16926 2016-01-19 Richard Biener <rguenther@suse.de>
16928 PR tree-optimization/69336
16929 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
16930 handled components with get_ref_base_and_extent.
16931 (equal_mem_array_ref_p): Adjust.
16933 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16936 * shrink-wrap.c: Include valtrack.h.
16937 (move_insn_for_shrink_wrap): Add DEBUG argument. If
16938 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
16939 in between insn and where it will be moved to. Call
16940 dead_debug_insert_temp.
16941 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
16942 first and dead_debug_local_finish at the end.
16943 For uses and defs bitmap, handle all regs in between REGNO and
16944 END_REGNO, not just the first one.
16946 2016-01-19 Richard Biener <rguenther@suse.de>
16948 PR tree-optimization/69352
16949 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
16950 (equal_mem_array_ref_p): Constrain size and max size properly.
16951 Compare the reverse flag.
16953 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
16955 * ira.c (ira): Update regstat data if we deleted insns.
16957 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16959 PR rtl-optimization/68955
16960 PR rtl-optimization/64557
16961 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
16962 here. Fix up formatting.
16963 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
16965 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16968 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
16969 assume that the node has body.
16970 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
16973 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16975 * lto-streamer-out.c (lto_output): Do not stream instrumentation
16978 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16980 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
16981 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
16983 2016-01-19 Martin Jambor <mjambor@suse.cz>
16984 Martin Liska <mliska@suse.cz>
16985 Michael Matz <matz@suse.de>
16987 * Makefile.in (OBJS): Add new source files.
16988 (GTFILES): Add hsa.c.
16989 * common.opt (disable_hsa): New variable.
16990 (-Whsa): New warning.
16991 * config.in (ENABLE_HSA): New.
16992 * configure.ac: Treat hsa differently from other accelerators.
16993 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
16994 $enable_offloading.
16995 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
16996 * doc/install.texi (Configuration): Document --with-hsa-runtime,
16997 --with-hsa-runtime-include, --with-hsa-runtime-lib and
16998 --with-hsa-kmt-lib.
16999 * doc/invoke.texi (-Whsa): Document.
17000 (hsa-gen-debug-stores): Likewise.
17001 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
17002 to invoke offload compiler for hsa acclerator.
17003 * opts.c (common_handle_option): Determine whether HSA offloading
17004 should be performed.
17005 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
17006 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
17007 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
17008 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
17009 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
17010 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
17011 GF_OMP_FOR_KIND_GRID_LOOP.
17012 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
17013 (pp_gimple_stmt_1): Likewise.
17014 * gimple-walk.c (walk_gimple_stmt): Likewise.
17015 * gimple.c (gimple_build_omp_grid_body): New function.
17016 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
17017 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
17018 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
17019 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
17020 GF_OMP_TEAMS_GRID_PHONY.
17021 (gimple_statement_omp_single_layout): Updated comments.
17022 (gimple_build_omp_grid_body): New function.
17023 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
17024 (gimple_omp_for_grid_phony): New function.
17025 (gimple_omp_for_set_grid_phony): Likewise.
17026 (gimple_omp_parallel_grid_phony): Likewise.
17027 (gimple_omp_parallel_set_grid_phony): Likewise.
17028 (gimple_omp_teams_grid_phony): Likewise.
17029 (gimple_omp_teams_set_grid_phony): Likewise.
17030 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
17031 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
17032 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
17033 (BUILT_IN_GOMP_TARGET): Updated type.
17034 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
17035 (adjust_for_condition): New function.
17036 (get_omp_for_step_from_incr): Likewise.
17037 (extract_omp_for_data): Moved parts to adjust_for_condition and
17038 get_omp_for_step_from_incr.
17039 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
17040 (fixup_child_record_type): Bail out if receiver_decl is NULL.
17041 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
17042 (scan_omp_parallel): Do not create child functions for phony
17044 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
17045 (scan_omp_1_op): Checking assert we are not remapping to
17046 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
17047 (parallel_needs_hsa_kernel_p): New function.
17048 (expand_parallel_call): Register apprpriate parallel child
17049 functions as HSA kernels.
17050 (grid_launch_attributes_trees): New type.
17051 (grid_attr_trees): New variable.
17052 (grid_create_kernel_launch_attr_types): New function.
17053 (grid_insert_store_range_dim): Likewise.
17054 (grid_get_kernel_launch_attributes): Likewise.
17055 (get_target_argument_identifier_1): Likewise.
17056 (get_target_argument_identifier): Likewise.
17057 (get_target_argument_value): Likewise.
17058 (push_target_argument_according_to_value): Likewise.
17059 (get_target_arguments): Likewise.
17060 (expand_omp_target): Call get_target_arguments instead of looking
17061 up for teams and thread limit.
17062 (grid_expand_omp_for_loop): New function.
17063 (grid_arg_decl_map): New type.
17064 (grid_remap_kernel_arg_accesses): New function.
17065 (grid_expand_target_kernel_body): New function.
17066 (expand_omp): Call it.
17067 (lower_omp_for): Do not emit phony constructs.
17068 (lower_omp_taskreg): Do not emit phony constructs but create for them
17069 a temporary variable receiver_decl.
17070 (lower_omp_taskreg): Do not emit phony constructs.
17071 (lower_omp_teams): Likewise.
17072 (lower_omp_grid_body): New function.
17073 (lower_omp_1): Call it.
17074 (grid_reg_assignment_to_local_var_p): New function.
17075 (grid_seq_only_contains_local_assignments): Likewise.
17076 (grid_find_single_omp_among_assignments_1): Likewise.
17077 (grid_find_single_omp_among_assignments): Likewise.
17078 (grid_find_ungridifiable_statement): Likewise.
17079 (grid_target_follows_gridifiable_pattern): Likewise.
17080 (grid_remap_prebody_decls): Likewise.
17081 (grid_copy_leading_local_assignments): Likewise.
17082 (grid_process_kernel_body_copy): Likewise.
17083 (grid_attempt_target_gridification): Likewise.
17084 (grid_gridify_all_targets_stmt): Likewise.
17085 (grid_gridify_all_targets): Likewise.
17086 (execute_lower_omp): Call grid_gridify_all_targets.
17087 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
17088 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
17089 (tree_omp_clause): Added union field dimension.
17090 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
17091 * tree.c (omp_clause_num_ops): Added number of arguments of
17092 OMP_CLAUSE__GRIDDIM_.
17093 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
17094 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
17095 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
17096 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
17097 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
17098 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
17099 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
17100 * tree-pass.h (make_pass_gen_hsail): Declare.
17101 (make_pass_ipa_hsa): Likewise.
17102 * ipa-hsa.c: New file.
17103 * lto-section-in.c (lto_section_name): Add hsa section name.
17104 * lto-streamer.h (lto_section_type): Add hsa section.
17105 * timevar.def (TV_IPA_HSA): New.
17106 * hsa-brig-format.h: New file.
17107 * hsa-brig.c: New file.
17108 * hsa-dump.c: Likewise.
17109 * hsa-gen.c: Likewise.
17112 * toplev.c (compile_file): Call hsa_output_brig.
17113 * hsa-regalloc.c: New file.
17115 2016-01-18 Jeff Law <law@redhat.com>
17117 PR tree-optimization/69320
17118 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
17119 ranged object, do nothing if the RHS constant is not [0..1].
17120 (optimize_stmt): Comparing a boolean ranged object against a
17121 constant outside [0..1] results in a compile-time constant.
17123 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
17126 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
17128 * doc/invoke.texi (Invoking GCC): Add new section to menu.
17129 (Option Summary): Update to reflect new section and moved options.
17130 (C++ Dialect Options): Move -fstats to new section.
17131 (Debugging Options): Move all dump, statistics, and other GCC
17132 developer options to new section. Rewrite section introduction
17133 and re-order remaining options to put the more basic ones first.
17134 (Optimization Options): Move -fira-verbose and -flto-report* to
17136 (Developer Options): New section incorporating moved options.
17137 * doc/cppopts.texi (-dM): Update cross-reference.
17139 2016-01-18 Richard Henderson <rth@redhat.com>
17142 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
17143 operands to pseudo only if CSE is expected. Split long immediate
17144 operands only after reload, and for the stack pointer.
17145 (*add<GPI>3_pluslong): Remove.
17146 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
17147 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
17148 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
17149 (*add<GPI>3 peepholes): New.
17150 (*add<GPI>3 splitters): New.
17151 * config/aarch64/constraints.md (Upl): New.
17152 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
17154 2016-01-18 Richard Biener <rguenther@suse.de>
17156 PR tree-optimization/69297
17157 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
17159 (vect_bb_vectorization_profitable_p): Clear visited flag again.
17161 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
17163 PR middle-end/68542
17164 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
17165 of mixind vector and scalar types.
17166 (fold_relational_const): Add handling of vector
17167 comparison with boolean result.
17168 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
17169 comparison of vector operands with boolean result for EQ/NE only.
17170 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
17171 (verify_gimple_cond): Likewise.
17172 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
17175 2016-01-18 Joseph Myers <joseph@codesourcery.com>
17177 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
17180 2016-01-18 Richard Biener <rguenther@suse.de>
17182 PR middle-end/69308
17183 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
17185 2016-01-18 Tom de Vries <tom@codesourcery.com>
17187 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
17189 2016-01-18 Tom de Vries <tom@codesourcery.com>
17191 * omp-low.c (set_oacc_fn_attrib): Make extern.
17192 * omp-low.h (set_oacc_fn_attrib): Declare.
17193 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
17194 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
17195 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
17196 Add and handle function parameter oacc_kernels_p.
17197 (find_reduc_addr, get_omp_data_i_param): New function.
17198 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
17199 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
17200 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
17201 Calculate dominance info. Skip loops that are not in a kernels region
17202 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
17203 (pass_parallelize_loops::execute): Call parallelize_loops with
17204 oacc_kernels_p argument.
17205 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
17206 New member function.
17207 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
17208 * passes.def: Add argument to pass_parallelize_loops instantation.
17210 2016-01-18 Tom de Vries <tom@codesourcery.com>
17212 * tree-parloops.c (pass_parallelize_loops::execute): Allow
17213 pass_parallelize_loops to be run outside the loop pipeline.
17215 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17217 * tree-scalar-evolution.c (follow_copies_to_constant): New.
17218 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
17220 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17223 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
17224 using get_ref_base_and_extent.
17225 (equal_mem_array_ref_p): New.
17226 (hashable_expr_equal_p): Add call to previous.
17228 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17231 * tree-sra.c (disqualified_constants, constant_decl_p): New.
17232 (sra_initialize): Allocate disqualified_constants.
17233 (sra_deinitialize): Free disqualified_constants.
17234 (disqualify_candidate): Update disqualified_constants when appropriate.
17235 (create_access): Scan for constant-pool entries as we go along.
17236 (scalarizable_type_p): Add check against type_contains_placeholder_p.
17237 (maybe_add_sra_candidate): Allow constant-pool entries.
17238 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
17239 (initialize_constant_pool_replacements): New.
17240 (sra_modify_assign): Avoid mangling assignments created by previous,
17241 and don't generate writes into constant pool.
17242 (sra_modify_function_body): Call initialize_constant_pool_replacements.
17244 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
17246 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
17247 andnot instruction.
17248 (scalar_chain::convert_op): Likewise.
17249 * config/i386/i386.md (*andndi3_doubleword): New.
17251 2016-01-18 Richard Biener <rguenther@suse.de>
17253 PR tree-optimization/69170
17254 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
17255 building a vector from scalar results of a pattern stmt.
17257 2016-01-18 Jakub Jelinek <jakub@redhat.com>
17259 * haifa-sched.c (autopref_multipass_init): Work around
17260 -Wmaybe-uninitialized warning.
17262 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
17264 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
17265 against the constant 0.
17267 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17269 PR tree-optimization/68799
17270 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
17271 look up phi candidates in the statement-candidate map.
17272 (phi_add_costs): Likewise.
17273 (record_phi_increments): Likewise.
17274 (phi_incr_cost): Likewise.
17275 (ncd_with_phi): Likewise.
17276 (all_phi_incrs_profitable): Likewise.
17278 2016-01-17 Jakub Jelinek <jakub@redhat.com>
17280 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
17281 -Wmaybe-uninitialized warning.
17283 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
17285 * doc/invoke.texi (Invoking GCC): Add new section to menu.
17286 (Option Summary): Update to reflect new section and moved options.
17287 (C++ Dialect Options): Move -fvtable-verify and related options.
17288 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
17289 and profiling-related options.
17290 (Optimization Options): Move profile generation options and
17291 -fstack-protector and related options.
17292 (Instrumentation Options): New section incorporating moved options.
17293 (Code Generation Options): Move -finstrument-functions and
17294 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
17296 2016-01-16 Tom de Vries <tom@codesourcery.com>
17298 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
17300 2016-01-16 Tom de Vries <tom@codesourcery.com>
17302 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
17304 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
17306 * hash-table.h (hash_table::empty): Turn into an inline wrapper
17307 that checks whether the table is already empty. Rename the
17308 original implementation to...
17309 (hash_table::empty_slot): ...this new private function.
17311 2016-01-15 David Malcolm <dmalcolm@redhat.com>
17313 PR diagnostic/68899
17314 * diagnostic-show-locus.c (layout::print_source_line): Move x
17315 offset of line until after call to
17316 get_line_width_without_trailing_whitespace.
17318 2016-01-15 Jeff Law <law@redhat.com>
17320 PR tree-optimization/69270
17321 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
17322 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
17323 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
17324 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
17325 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
17326 ssa_name_has_boolean_range and constant_boolean_node.
17328 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
17330 PR rtl-optimization/69030
17331 * lra-spills.c (remove_pseudos): Check nrefs and make the function
17333 (spill_pseudos): Delete debug insn for dead pseudo.
17334 (lra_spill): Initiate spill_hard_reg and slots memory separately.
17336 2016-01-15 Jiong Wang <jiong.wang@arm.com>
17338 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
17340 (TYPES_UNOPUS): Likewise.
17341 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
17342 builtin type, from UNOP to UNOPUS.
17343 (lbtruncuv4sf): Likewise.
17344 (lbtruncuv2df): Likewise.
17345 (lrounduv2sf): Likewise.
17346 (lrounduv4sf): Likewise.
17347 (lrounduv2df): Likewise.
17348 (lroundusf): Likewise.
17349 (lroundusf): Likewise.
17350 (lceiluv2sf): Likewise.
17351 (lceiluv4sf): Likewise.
17352 (lceiluv2df): Likewise.
17353 (lceilusf): Likewise.
17354 (lceiludf): Likewise.
17355 (lflooruv2sf): Likewise.
17356 (lflooruv4sf): Likewise.
17357 (lflooruv2df): Likewise.
17358 (lfloorusf): Likewise.
17359 (lfloorudf): Likewise.
17360 (lfrintnuv2sf): Likewise.
17361 (lfrintnuv4sf): Likewise.
17362 (lfrintnuv2df): Likewise.
17363 (lfrintnusf): Likewise.
17364 (lfrintnudf): Likewise.
17365 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
17367 (vcvtq_u32_f32): Likewise.
17368 (vcvtq_u64_f64): Likewise.
17369 (vcvta_u32_f32): Likewise.
17370 (vcvtaq_u32_f32): Likewise.
17371 (vcvtaq_u64_f64): Likewise.
17372 (vcvtm_u32_f32): Likewise.
17373 (vcvtmq_u32_f32): Likewise.
17374 (vcvtmq_u64_f64): Likewise.
17375 (vcvtn_u32_f32): Likwise.
17376 (vcvtnq_u32_f32): Likewise.
17377 (vcvtnq_u64_f64): Likewise.
17378 (vcvtp_u32_f32): Likewise.
17379 (vcvtpq_u32_f32): Likewise.
17380 (vcvtpq_u64_f64): Likewise.
17381 (vcvtmd_u64_f64): Likewise.
17382 (vcvtms_u32_f32): Likewise.
17383 (vcvtad_u64_f64): Likewise.
17384 (vcvtas_u32_f32): Likewise.
17385 (vcvtnd_u64_f64): Likewise.
17386 (vcvtns_u32_f32): Likewise.
17387 (vcvtpd_u64_f64): Likewise.
17388 (vcvtps_u32_f32): Likewise.
17390 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17392 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
17393 CSEL of zero_extended registers.
17395 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17397 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
17398 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
17400 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17402 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
17403 false when argument string is not found in the attributes table
17406 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
17409 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
17410 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
17411 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
17412 precision estimate.
17414 2016-01-15 Richard Biener <rguenther@suse.de>
17416 PR tree-optimization/66856
17417 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
17418 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
17419 (vect_create_new_slp_node): Increment stmt reference count.
17420 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
17421 an SLP tree before swapping operands.
17422 (vect_build_slp_tree): Likewise.
17423 (destroy_bb_vec_info): Free stmt info after SLP instances.
17424 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
17425 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
17426 (STMT_VINFO_NUM_SLP_USES): New macro.
17428 2016-01-15 Richard Biener <rguenther@suse.de>
17431 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
17432 (add_linkage_name): ... here.
17433 (gen_typedef_die): Use add_linkage_name_raw instead of
17434 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
17437 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
17439 * gimplify.c (oacc_default_clause): Decode reference and pointer
17440 types for both kernels and parallel regions.
17442 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
17444 PR middle-end/69246
17445 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
17447 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
17449 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
17450 (convert_scalars_to_vector): Likewise.
17452 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
17454 * doc/extend.texi (Type Traits): Fix grammar.
17456 2016-01-15 Martin Jambor <mjambor@suse.cz>
17458 * tree-inline.c (remap_decl): Use existing dclarations if
17459 remapping a type and prevent_decl_creation_for_types.
17460 (replace_locals_stmt): Do an initial remapping of non-VLA typed
17461 decls first. Do real remapping with
17462 prevent_decl_creation_for_types set.
17463 * tree-inline.h (copy_body_data): New field
17464 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
17467 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
17469 * config/s390/s390.opt (mmvcle): More verbose help text.
17471 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
17473 * config/s390/s390.opt: Add period to -mzvector option text.
17475 2016-01-15 Richard Biener <rguenther@suse.de>
17477 PR tree-optimization/68961
17478 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
17479 of invariants in stores again.
17481 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
17483 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
17485 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
17487 * config/i386/i386.c (ix86_expand_branch): Don't split
17488 DI mode xor instruction to SI mode.
17490 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
17493 * ipa-icf.c (sem_function::merge): Virtual functions may become
17494 reachable even if they address is not taken and there are no
17497 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
17499 * lto-streamer-out.c (subtract_estimated_size): New function.
17500 (get_symbol_initial_value): Use it.
17502 2016-01-15 Christian Bruel <christian.bruel@st.com>
17505 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
17506 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
17507 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
17508 use add_builtin_function_ext_scope instead of add_builtin_function.
17509 (neon_set_p, neon_crypto_set_p): Remove.
17510 (arm_init_builtins): Always call arm_init_neon_builtins and
17511 arm_init_crypto_builtins.
17512 (arm_expand_builtin): Check that builtins are allowed for the arch.
17513 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
17514 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
17515 arm_init_neon_builtins call.
17517 2016-01-15 Richard Biener <rguenther@suse.de>
17519 PR tree-optimization/69117
17520 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
17521 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
17522 of the leader conservatively.
17523 (free_scc_vn): Restore original SSA name infos.
17525 2016-01-14 Jeff Law <law@redhat.com>
17527 PR tree-optimization/69270
17528 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
17529 single bit of precision, verify it's also unsigned.
17530 (record_edge_info): Use constant_boolean_node rather than fold_convert
17531 to convert boolean_true/boolean_false to the right type.
17533 2016-01-14 Richard Henderson <rth@redhat.com>
17536 * loop-doloop.c (record_reg_sets): New.
17537 (doloop_optimize): Reject the transform if the sequence
17538 clobbers registers live at the end of the loop block.
17539 (doloop_optimize_loops): Enable df_live if needed.
17541 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
17543 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
17544 * config/rs6000/rs6000.c: Likewise.
17545 * config/rs6000/rs6000.h: Likewise.
17546 * config/rs6000/rs6000.md: Likewise.
17547 * doc/extend.texi: Likewsie.
17549 2016-01-14 Jeff Law <law@redhat.com>
17551 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
17554 2016-01-14 Richard Henderson <rth@redhat.com>
17558 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
17559 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
17560 instead of builtin_decl_declared_p to test for declaration.
17562 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
17564 * doc/loop.texi (Loop Analysis and Representation): Document
17565 loop_depth function.
17567 2016-01-14 Tom de Vries <tom@codesourcery.com>
17569 PR tree-optimization/68773
17570 * omp-low.c (expand_omp_target): Don't set force_output.
17571 * varpool.c (varpool_node::get_create): Same.
17572 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
17573 offload_funcs with force_output.
17575 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17578 * lra-eliminations.c (move_plus_up): Don't change anything if either
17579 the outer or inner subreg mode is not MODE_INT.
17580 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
17581 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
17583 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17585 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
17586 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
17587 reduc_uplus_@var{m}): Remove.
17588 * expr.c (expand_expr_real_2): Remove expansion path for
17589 reduc_[us](min|max|plus) optabs.
17590 * optabs-tree.c (scalar_reduc_to_vector): Remove.
17591 * optabs-tree.h (scalar_reduc_to_vector): Remove.
17592 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
17593 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
17594 * tree-vect-loop.c (vectorizable_reduction): Remove test for
17595 reduc_[us](min|max|plus) optabs.
17597 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17599 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
17600 (reduc_plus_scal_v2sf): New.
17601 (reduc_smax_v2sf): Rename to...
17602 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
17603 (reduc_smin_v2sf): Rename to...
17604 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
17606 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
17608 * alias.c (compare_base_symbol_refs): New function.
17609 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
17612 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17614 PR middle-end/68146
17615 PR tree-optimization/69155
17616 * tree-complex.c: Include cfganal.h.
17617 (phis_to_revisit): New variable.
17618 (extract_component): Add phiarg_p argument. Assert that returned
17619 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
17620 (update_phi_components): Partly rewrite to use loop over real/imag
17621 components instead of code duplication. If extract_component returns
17622 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
17623 create_tmp_reg into the PHI node instead, and mention the phi triplet
17624 in phis_to_revisit.
17625 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
17626 in phis_to_revisit at the end.
17628 2016-01-14 Richard Biener <rguenther@suse.de>
17630 PR tree-optimization/68060
17631 * tree-vect-loop.c (vect_is_simple_reduction): Check the
17632 outer loop reduction is only used in the inner loop before
17633 detecting a double reduction.
17635 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17638 * combine.c (expand_field_assignment): Punt if compute_mode is
17639 unsupported scalar mode.
17641 2016-01-14 Richard Biener <rguenther@suse.de>
17643 PR tree-optimization/66856
17644 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
17645 SLP node only if it built successfully.
17646 (vect_analyze_slp_instance): Adjust.
17648 2016-01-14 Jeff Law <law@redhat.com>
17650 PR tree-optimization/69270
17651 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
17652 (record_edge_info): Use it. Convert boolean_{true,false}_node
17653 to the type of op0.
17655 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
17658 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
17659 use block_ultimate_origin
17660 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
17662 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17664 * doc/invoke.texi (Submodel Options): Rename section to
17665 "Machine-Dependent Options" to better reflect its content.
17666 Rewrite introductory text to remove archaic CPU names.
17669 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17671 * doc/invoke.texi (Code Gen Options): Move section up in file,
17672 before target-specific options. Update menu and option summary
17673 to reflect the new section ordering.
17675 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17677 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
17678 (C++ Dialect Options): Add cross-reference to -std option.
17679 * doc/standards.texi (C++ Language): Document C++14 support.
17681 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17683 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
17684 for pack/unpack functions for __ibm128.
17685 (PACK_IF): Likewise.
17686 (UNPACK_IF): Likewise.
17688 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
17689 support for __ibm128 pack/unpack functions.
17690 (rs6000_invalid_builtin): Likewise.
17691 (rs6000_init_builtins): Likewise.
17692 (rs6000_opt_masks): Likewise.
17694 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
17695 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
17697 (RS6000_BTM_COMMON): Likewise.
17699 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
17700 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
17701 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
17702 128-bit floating point. Add support for the double values to be
17703 in Altivec registers for TF/IF packing and unpacking, but restrict
17704 TD packing sub-fields to be FPR registers. Don't allow overlapped
17705 register support for packing. Allow pack inputs to be memory
17706 locations. Don't build generator functions for unpack<mode>_dm
17707 and unpack<mode>_nodm.
17708 (unpack<mode>_dm): Likewise.
17709 (unpack<mode>_nodm): Likewise.
17710 (pack<mode>): Likewise.
17712 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
17713 built-in functions to pack/unpack explicit __ibm128 values.
17714 (__builtin_unpack_ibm128): Likewise.
17716 * doc/extend.texi (PowerPC Built-in Functions): Document
17717 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
17719 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
17722 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
17723 Add new arg loc and pass it down as context.
17724 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
17725 to the location to use for the warning.
17726 (check_function_arguments): New arg loc. All callers changed. Pass
17727 it to check_function_nonnull.
17728 * c-common.h (check_function_arguments): Adjust declaration.
17730 2016-01-13 Jakub Jelinek <jakub@redhat.com>
17732 PR tree-optimization/69156
17733 * gimple.c (validate_type): Removed.
17734 (gimple_builtin_call_types_compatible_p): Use
17735 useless_type_conversion_p instead of validate_type.
17736 * value-prof.c (gimple_stringop_fixed_value): Fold
17737 icall_size to correct type.
17739 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17741 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
17744 2016-01-13 Richard Henderson <rth@redhat.com>
17747 * target.def (builtin_tm_load, builtin_tm_store): Remove.
17748 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
17749 (ix86_builtin_tm_store): Remove.
17750 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17751 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17752 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17753 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17754 * doc/tm.texi: Rebuild.
17756 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
17757 (BUILT_IN_TM_MEMCPY_RTWN): New.
17758 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
17759 fallback from vector to integer helpers.
17760 (build_tm_load): Handle vector types directly, instead of
17762 (build_tm_store): Likewise.
17763 (expand_assign_tm): Prepare for register types not handled by
17764 the above. Copy them to memory and use memcpy.
17765 * tree.c (tm_define_builtin): New.
17766 (find_tm_vector_type): New.
17767 (build_tm_vector_builtins): New.
17768 (build_common_builtin_nodes): Call it.
17770 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
17772 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
17773 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
17775 2016-01-13 Tom de Vries <tom@codesourcery.com>
17777 PR tree-optimization/69169
17778 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
17779 handled_struct_type param.
17780 (create_variable_info_for, intra_create_variable_infos): Call
17781 create_variable_info_for_1 with extra arg.
17783 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
17785 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
17786 and "armv8.1-a+crc" entries.
17788 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
17791 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
17792 Change first operand predicate from register_or_constm1_operand
17793 to register_operand.
17794 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
17795 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
17796 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
17797 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
17798 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
17799 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
17800 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
17801 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
17802 comparison with constm1_rtx from vec_prefetch_gen part.
17804 2016-01-13 Richard Biener <rguenther@suse.de>
17806 PR tree-optimization/69013
17807 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
17808 Exchange assert for a test.
17810 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17813 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
17815 2016-01-13 Richard Biener <rguenther@suse.de>
17817 PR tree-optimization/69242
17818 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
17819 assert with a check.
17821 2016-01-13 Richard Biener <rguenther@suse.de>
17823 PR tree-optimization/69186
17824 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17825 Properly guard vect_update_misalignment_for_peel call.
17827 2016-01-12 Jeff Law <law@redhat.com>
17829 PR tree-optimization/pr67755
17830 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
17831 "need_profile_correction".
17832 (thread_block_1): Initialize new field to false by default. If we
17833 have multiple thread paths through a common joiner to different
17834 final targets, then set new field to true.
17835 (compute_path_counts): Only do count adjustment when it's really
17838 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17840 * doc/invoke.texi (Spec Files): Move section down in file, past
17841 all command-line option descriptions.
17843 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17845 PR middle-end/54809
17846 * doc/gty.texi: Remove documentation of mark_hook.
17847 * gengtype.c (struct write_types_data): Remove code to support
17848 mark_hook attribute.
17849 (walk_type): Likewise.
17850 (write_func_for_structure): Likewise.
17852 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17854 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
17855 Directory Options, and -specs= to Overall Options.
17856 (Overall Options): Adjust similarly. Reorder to group related
17857 options together. Make -specs= cross-reference the spec file details.
17858 (Directory Options): Adjust similarly.
17860 2016-01-12 Jeff Law <law@redhat.com>
17862 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
17864 2016-01-12 Olivier Hainque <hainque@adacore.com>
17866 * gcc.c (spec_undefvar_allowed): New global.
17867 (process_command): Set to true when running for --version or --help,
17869 (getenv_spec_function): When the variable is not defined, use the
17870 variable name as the variable value if we're allowed not to issue
17873 2016-01-12 Bin Cheng <bin.cheng@arm.com>
17875 PR tree-optimization/68911
17876 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
17877 information computed for expression "init + nit * step".
17879 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17881 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
17882 about name of GCC executable. Remove deleted node from menu.
17883 (Directory Options) <-B>: Remove cross-reference to deleted node.
17884 (Target Options): Delete section.
17886 2016-01-12 Christian Bruel <christian.bruel@st.com>
17889 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
17890 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
17892 2016-01-12 Jakub Jelinek <jakub@redhat.com>
17895 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
17896 aligned_mem is properly set for AVX512-VL floating point masked
17900 * ifcvt.c (cond_exec_process_if_block): When removing the last
17901 insn from then_bb, remove also any possible barriers that follow it.
17903 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
17907 * config/i386/iamcu.h (SIZE_TYPE): New macro.
17908 (PTRDIFF_TYPE): Likewise.
17909 (WCHAR_TYPE): Likewise.
17910 (WCHAR_TYPE_SIZE): Likewise.
17911 (STDINT_LONG32): Likewise.
17913 2016-01-12 Richard Biener <rguenther@suse.de>
17915 PR tree-optimization/69053
17916 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
17917 convert initial value for cond reductions.
17919 2016-01-12 Richard Biener <rguenther@suse.de>
17921 PR tree-optimization/69007
17922 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
17923 widen_sum after dot_prod and sad.
17925 2016-01-12 Richard Biener <rguenther@suse.de>
17927 PR tree-optimization/69168
17928 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
17929 pattern stmt SLP type.
17930 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
17931 end up unused so cope with that case.
17933 2016-01-12 Richard Biener <rguenther@suse.de>
17935 PR tree-optimization/69157
17936 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
17937 stmts def type only during analyze phase.
17938 (vectorizable_call): Likewise.
17939 (vectorizable_simd_clone_call): Likewise.
17940 (vectorizable_conversion): Likewise.
17941 (vectorizable_assignment): Likewise.
17942 (vectorizable_shift): Likewise.
17943 (vectorizable_operation): Likewise.
17944 (vectorizable_store): Likewise.
17945 (vectorizable_load): Likewise.
17947 2016-01-12 Richard Biener <rguenther@suse.de>
17949 PR tree-optimization/69174
17950 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
17952 (vectorizable_load): Properly compute the number of loads needed
17953 for permuted strided SLP loads and do not spuriously assign
17954 to SLP_TREE_VEC_STMTS.
17956 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
17958 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
17959 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
17960 (MD_EXEC_PREFIX): Remove.
17961 (MD_STARTFILE_PREFIX) Removee.
17962 (FILE_NAME_ABSOLUTE_P): Remove.
17963 (CPP_SPEC): Do not read macros from sys/version.h.
17964 (LINK_COMMAND_SPEC): Remove.
17965 (LOCAL_INCLUDE_DIR): Remove.
17966 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
17967 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
17968 (POST_LINK_SPEC): Define to invoke stubify after linker
17969 (LIBSTDCXX): Remove define
17970 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
17971 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
17972 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
17973 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
17974 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
17975 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
17976 (i386_djgpp_asm_named_section): Add propotype of new procedure
17978 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
17979 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
17980 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
17981 in config/i386/djgpp.h).
17982 (STANDARD_STARTFILE_PREFIX_2): Define identical to
17983 STANDARD_STARTFILE_PREFIX_1.
17984 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
17985 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
17986 installation errors.
17987 (MAX_OFILE_ALIGNMENT): Define to 128.
17988 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
17990 * config/i386/djgpp.c: New file. Add implementation of
17991 i386_djgpp_asm_named_section.
17993 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
17995 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
17996 Add rule for building djgpp.o.
17998 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18000 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
18001 (rtx_is_swappable_p): Reductions are swappable.
18002 (insn_is_swappable_p): V2DF reductions are swappable.
18004 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
18006 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
18007 reloads for other unsupported memory operands.
18009 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
18010 Jim Wilson <jim.wilson@linaro.org>
18013 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
18014 copy_to_mode_reg instead of force_reg.
18016 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
18019 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
18020 TARGET_80387 is true.
18022 2016-01-11 Jakub Jelinek <jakub@redhat.com>
18025 * lra-eliminations.c (move_plus_up): Only move plus up
18026 if subreg of the constant can be simplified into constant
18027 and use the simplified subreg of the constant instead of
18028 the original constant.
18030 * fold-const.c (fold_convertible_p): Don't return true
18031 for conversion of VECTOR_TYPE to same sized integral type.
18032 (fold_convert_loc): Fix up formatting. Fold conversion of
18033 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
18034 instead of NOP_EXPR.
18036 PR tree-optimization/69214
18037 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
18038 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
18041 PR tree-optimization/69207
18042 * tree-vect-slp.c (vect_get_constant_vectors): For
18043 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
18044 fold_convertible_p to vector_type's element type, and always
18045 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
18047 2016-01-11 Richard Biener <rguenther@suse.de>
18049 PR tree-optimization/69173
18050 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
18051 fixup the cycle if all stmts are in a pattern.
18053 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
18055 PR middle-end/68999
18056 * alias.c (base_alias_check): Move check for addresses with
18057 alignment ANDs before the call for compare_base_decls.
18058 (memrefs_conflict_p): Return -1 for different decls
18059 that went through alignment adjustments.
18061 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18063 PR rtl-optimization/68796
18064 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
18065 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
18066 and QImode comparisons against zero with CC_NZmode.
18067 * config/aarch64/iterators.md (short_mask): New mode_attr.
18069 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
18071 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
18072 (<avx512>_store<mode>_mask): Likewise.
18074 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
18075 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18077 PR rtl-optimization/68841
18078 * ifcvt.c (struct noce_if_info): Add orig_x field.
18079 (bbs_ok_for_cmove_arith): Add to_rename parameter.
18080 Don't record conflicts on to_rename if it's present.
18081 Allow memory destinations in sets.
18082 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
18083 blocks, passing orig_x to the checks.
18084 (noce_process_if_block): Set if_info->orig_x appropriately.
18086 2016-01-11 Tom de Vries <tom@codesourcery.com>
18088 PR tree-optimization/69069
18089 * tree-parloops.c (create_parallel_loop): Add missing phi args.
18091 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
18093 PR rtl-optimization/68920
18094 * config/i386/i386.c (ix86_option_override_internal): Restrict number
18095 of conditional moves for RTL if-conversion to 1 for
18096 TARGET_ONE_IF_CONV_INSN.
18097 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
18098 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
18099 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
18100 parameter to restirct number of conditional moves for
18102 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
18103 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
18106 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
18109 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
18110 onepart vars. Fix typo in comment. Fix reversed condition in
18112 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
18115 * var-tracking.c (dump_onepart_variable_differences): New.
18116 (dataflow_set_different): If a detailed dump is requested,
18117 delay early returns and dump differences between onepart
18118 variables present before and after, and added variables.
18120 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
18123 * expr.c (expand_expr_real_1): For boolean vector constants
18124 with a scalar mode use const_scalar_mask_from_tree.
18125 (const_scalar_mask_from_tree): New.
18126 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
18127 assigned to a mask type to handle constants.
18129 2016-01-11 Martin Jambor <mjambor@suse.cz>
18132 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
18133 useless parameters if we cannot change function signature.
18135 2016-01-11 Martin Jambor <mjambor@suse.cz>
18138 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
18141 2016-01-11 Tom de Vries <tom@codesourcery.com>
18143 PR tree-optimization/69109
18144 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
18147 2016-01-11 Tom de Vries <tom@codesourcery.com>
18149 PR tree-optimization/69108
18150 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
18151 res is not used in a phi.
18153 2016-01-11 Yury Gribov <y.gribov@samsung.com>
18156 * common.opt (frandom-seed): Fix parameter name.
18157 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
18159 2016-01-11 Tom de Vries <tom@codesourcery.com>
18161 PR tree-optimization/69058
18162 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
18165 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
18167 * config/arc/arc.opt (mdiv-rem): Add period to the end.
18168 (mcode-density): Likewise.
18170 2016-01-10 Tom de Vries <tom@codesourcery.com>
18172 PR tree-optimization/69062
18173 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
18174 (parallelize_loops): Don't paralelize loop that has phi with address
18177 2016-01-10 Tom de Vries <tom@codesourcery.com>
18179 PR tree-optimization/69039
18180 * tree-parloops.c (try_create_reduction_list): Only allow single exit
18183 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
18185 PR middle-end/68743
18186 * match.pd: Require target has function_c99_misc before doing
18187 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
18189 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
18191 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
18193 * configure: Regenerate.
18195 2016-01-09 Jakub Jelinek <jakub@redhat.com>
18197 PR middle-end/50865
18198 PR tree-optimization/69097
18199 * fold-const.h (expr_not_equal_to): New prototype.
18200 * fold-const.c: Include stringpool.h and tree-ssanames.h.
18201 (expr_not_equal_to): New function.
18202 * match.pd (X % -Y is the same as X % Y): Don't optimize
18203 unless X is known not to be equal to minimum or Y is known
18204 not to be equal to -1.
18205 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
18206 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
18207 (simplify_stmt_using_ranges): Adjust caller.
18208 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
18209 substitute_and_fold.
18211 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
18213 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
18216 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18218 PR tree-optimization/69167
18219 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
18220 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
18222 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
18224 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
18225 Richard Biener <rguenther@suse.de>
18227 PR tree-optimization/68707
18228 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
18229 instances that can be handled via vect_load_lanes.
18231 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
18233 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
18234 if we can't determine address equivalence.
18235 * alias.c (compare_base_decl): Update for changed return value of
18236 symtab_node::equal_address_to.
18238 2016-01-08 Jason Merrill <jason@redhat.com>
18242 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
18243 * expr.c (store_field): Not here.
18244 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
18245 call with TREE_ADDRESSABLE type.
18246 * tree-cfg.c (verify_gimple_call): Adjust.
18248 2016-01-08 Olivier Hainque <hainque@adacore.com>
18250 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
18253 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
18255 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
18256 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
18257 (reduc_smin_v2sf): Rename to...
18258 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
18259 (reduc_splus_v2sf): Rename to...
18260 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
18262 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18264 PR tree-optimization/69162
18265 * gimplify.c (gimplify_va_arg_expr): Encode original type of
18266 valist argument in another argument.
18267 (gimplify_modify_expr): Adjust for the above change. Cleanup.
18268 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
18269 to determine the va_list type, build a MEM_REF instead of
18270 build_fold_indirect_ref.
18272 PR tree-optimization/69172
18273 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
18276 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
18278 PR tree-optimization/67781
18279 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
18280 and cmpnop in two steps: first the ones not accessed in original
18281 gimple expression in a endian independent way and then the ones not
18282 accessed in the final result in an endian-specific way.
18284 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18286 PR tree-optimization/69083
18287 * tree-vect-slp.c (vect_get_constant_vectors): For
18288 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
18289 element type. If op is fold_convertible_p to vector_type's element
18290 type, use NOP_EXPR instead of VCE.
18292 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
18294 PR rtl-optimization/67778
18295 PR rtl-optimization/68634
18296 PR rtl-optimization/68909
18297 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
18298 block from the stack until done with it. Remove a superfluous
18299 bitmap set. Remove a superfluous bitmap test.
18301 2016-01-07 Martin Sebor <msebor@redhat.com>
18304 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
18305 constraint on the type of arguments.
18307 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
18309 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
18310 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
18311 unaligned_access on the gcc_options set.
18312 * config/arm/arm.c (arm_option_override_internal): Use
18313 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
18315 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18318 * config/i386/i386.c (ix86_frame_pointer_required): Enable
18319 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
18321 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18324 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18327 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18328 depending on frame_pointer_needed before remaining integer and SSE
18329 registers are saved.
18331 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
18334 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
18336 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
18339 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
18340 Use the "xBm" constraint.
18341 (float<sseintvecmodelower><mode>2<mask_name><round_name):
18343 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
18344 (sse_cvtsi2ssq<round_name>): Likewise.
18345 (sse_cvtss2si<round_name>): Likewise.
18346 (sse_cvtss2siq<round_name>): Likewise.
18347 (sse2_cvtsi2sdq<round_name>): Likewise.
18348 (sse2_cvtsd2si<round_name>): Likewise.
18349 (sse2_cvtsd2siq<round_name>): Likewise.
18350 * config/i386/subst.md (round_nimm_scalar_predicate): New
18353 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
18355 PR middle-end/67639
18356 * varasm.c (make_decl_rtl): Mark invalid register vars as
18359 PR rtl-optimization/66206
18360 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
18361 All callers changed.
18363 2016-01-07 Jakub Jelinek <jakub@redhat.com>
18365 PR tree-optimization/69141
18366 * tree-ssa-pre.c: Include langhooks.h.
18367 (eliminate_dom_walker::before_dom_children): Use
18368 lang_hooks.decl_printable_name instead of
18369 cgraph_node::get ()->name ().
18371 PR middle-end/68960
18372 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
18373 it and DECL_ALIGN too.
18375 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
18377 * config/mips/mips-ftypes.def: Sort to lexicographical order.
18379 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18382 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18383 depending on frame_pointer_needed before remaining integer and SSE
18384 registers are saved.
18386 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18388 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
18389 mode iterator with VSX_M2.
18390 (*p9_vecstore_<mode>): Likewise.
18391 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
18392 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
18393 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
18394 (define_split for VSX_LE128 stores): Likewise.
18395 (define_peephole2 for TImode LE swaps): Likewise.
18396 (define_split for VSX_LE128 post-reload stores): Likewise.
18398 2016-01-06 Marek Polacek <polacek@redhat.com>
18401 * convert.c (convert_to_integer_1): Adjust call to
18402 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
18403 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
18404 EXPR instead of ARG.
18405 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
18407 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18410 * doc/extend.texi (RL78 Variable Attributes): New section.
18412 2016-01-05 Marek Polacek <polacek@redhat.com>
18415 * builtins.c (get_memmodel): Use expansion point location rather than
18416 the input location. Call warning_at rather than warning.
18417 (expand_builtin_atomic_compare_exchange): Likewise.
18418 (expand_builtin_atomic_load): Likewise.
18419 (expand_builtin_atomic_store): Likewise.
18420 (expand_builtin_atomic_clear): Likewise.
18422 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
18425 * config/i386/i386.c (ix86_expand_vector_logical_operator):
18426 Replace nonimmediate_operand with vector_operand.
18427 * config/i386/predicates.md (vector_operand): New predicate.
18428 (general_vector_operand): Replace nonimmediate_operand with
18430 * config/i386/sse.md: Replace nonimmediate_operand with
18431 vector_operand and m constraint with Bm constraint on SSE
18432 patterns with 16-byte memory operand.
18433 * config/i386/subst.md (round_nimm_predicate): Replace
18434 nonimmediate_operand with vector_operand.
18435 (round_saeonly_nimm_predicate): Likewise.
18436 (round_saeonly_nimm_scalar_predicate): New.
18438 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
18441 * config/i386/constraints.md (Bm): New constraint.
18442 * config/i386/predicates.md (vector_memory_operand): New
18444 * config/i386/sse.md: Replace xm with xBm in plusminus and
18445 any_logic patterns.
18447 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18450 * doc/extend.texi (V850 Function Attributes): New section.
18451 (V850 Variable Attributes): New section.
18453 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18456 * doc/extend.texi (MicroBlaze Function Attributes): Document
18457 interrupt_handler and fast_interrupt attributes.
18459 2016-01-05 Sergei Trofimovich <siarheit@google.com>
18462 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
18463 for local symbolic operands.
18464 * config/ia64/predicates.md (local_symbolic_operand64): New
18467 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18469 PR rtl-optimization/68651
18470 * combine.c (combine_simplify_rtx): Canonicalize x + x into
18473 2016-01-05 Nathan Sidwell <nathan@acm.org>
18475 * alias.c (compare_base_decls): Use symtab_node::get.
18477 2016-01-05 Nick Clifton <nickc@redhat.com>
18480 * ira-costs.c (copy_cost): Initialise the t_icode field of the
18481 secondary_reload_info structure.
18484 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
18485 decls if weak support is available.
18487 2016-01-04 Martin Sebor <msebor@redhat.com>
18489 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
18491 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
18493 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18494 OPTION_MASK_P9_DFORM.
18496 * config/rs6000/constraints.md (wo constraint): New constraint for
18499 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
18501 (rs6000_init_hard_regno_mode_ok): Likewise.
18503 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
18506 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
18507 expanders not to have constraints. Add support for ISA 3.0 xxperm
18508 instruction. Add support for fusing xxlor with xxperm.
18509 (altivec_vperm_<mode>_internal): Likewise.
18510 (altivec_vperm_v8hiv16qi): Likewise.
18511 (altivec_vperm_<mode>v16q): Likewise.
18512 (altivec_vperm_<mode>_uns): Likewise.
18513 (vperm_v8hiv4si): Likewise.
18514 (vperm_v16qiv8hi): Likewise.
18516 * doc/md.texi (RS/6000 constraints): Document wo constraint.
18518 2016-01-04 Jakub Jelinek <jakub@redhat.com>
18520 Update copyright years.
18522 * gcc.c (process_command): Update copyright notice dates.
18523 * gcov-dump.c (print_version): Ditto.
18524 * gcov.c (print_version): Ditto.
18525 * gcov-tool.c (print_version): Ditto.
18526 * gengtype.c (create_file): Ditto.
18527 * doc/cpp.texi: Bump @copying's copyright year.
18528 * doc/cppinternals.texi: Ditto.
18529 * doc/gcc.texi: Ditto.
18530 * doc/gccint.texi: Ditto.
18531 * doc/gcov.texi: Ditto.
18532 * doc/install.texi: Ditto.
18533 * doc/invoke.texi: Ditto.
18535 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18537 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
18538 modes larger than TImode as TImode if NEON is not enabled.
18540 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18543 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
18544 mode for %f0-%f31 only if TARGET_FPU.
18546 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18549 * config/sparc/sparc.c (scan_record_type): Take into account subfields
18550 to compute the PACKED_P predicate.
18551 (function_arg_record_value): Minor tweaks.
18553 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
18555 * doc/install.texi (--with-multilib-list): Describe the meaning of the
18556 option for arm*-*-* targets.
18558 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
18560 * doc/extend.texi (Common Function Attributes): Move docs for
18561 MSP430-specific attributes to....
18562 (MSP430 Function Attributes): ...here. Delete the redundant
18563 entries and copy-edit the remaining text.
18564 (MSP430 Variable Attributes): Use uniform format for index
18565 entries and add a cross-reference to the corresponding function
18568 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
18570 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
18572 (x86 Options): Likewise.
18574 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18578 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
18579 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
18580 to corresponding attribute.
18582 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18584 * doc/extend.texi (Common Function Attributes) <noplt>: Move
18585 to correct alphabetization of table. Copy-edit and correct
18587 <stack_protect>: Likewise.
18588 <target_clones>: Likewise.
18590 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
18591 Correct punctuation.
18592 (Code Gen Options) <-fno-plt>: Copy-edit.
18594 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
18597 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
18598 SI values. Explicitly convert SI to DI and vice-versa.
18600 2016-01-01 Jakub Jelinek <jakub@redhat.com>
18602 PR tree-optimization/69070
18603 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
18604 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
18607 * ubsan.c (ubsan_instrument_float_cast): Call
18608 initialize_sanitizer_builtins.
18611 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
18613 Copyright (C) 2016 Free Software Foundation, Inc.
18615 Copying and distribution of this file, with or without modification,
18616 are permitted in any medium without royalty provided the copyright
18617 notice and this notice are preserved.