1 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
5 whose result is used in PHI.
6 (final_range_test_p): Likewise.
7 (maybe_optimize_range_tests): Likewise.
9 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
11 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12 Reformat two multi-line strings.
14 2016-07-22 Martin Sebor <msebor@redhat.com>
16 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
18 2016-07-22 Martin Sebor <msebor@redhat.com>
21 * doc/extend.texi (Compound Literals): Correct and clarify.
22 (Cast to Union): Same.
24 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
26 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
27 comments to explain why certain error messages make mention of
29 (rs6000_invalid_builtin): Change error messages to replace mention
30 of undocumented options with mention of the -mcpu=power9 option
31 that enables those undocumented options.
32 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
33 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
34 definition of this macro to correct an existing error.
35 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
36 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
37 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
38 descriptions of built-in functions so that they depend on
39 -mcpu=power9 instead of on the corresponding undocumented flags.
40 * doc/invoke.texi (Option Summary): Remove all mention of newly
42 (IBM RS/6000 and PowerPC Options): Likewise.
43 * doc/md.texi (Constraints for Particuliar Machines): Remove all
44 mention of newly undocumented flags.
46 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
48 * ipa-cp.c (determine_versionability): Do not create constprop clones,
49 when target_clones attribute is set.
51 2016-07-22 Bin Cheng <bin.cheng@arm.com>
53 * common.opt (funsafe-loop-optimizations): Mark ignore.
54 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
55 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
57 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
58 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
60 2016-07-22 Bin Cheng <bin.cheng@arm.com>
62 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
64 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
66 (number_of_iterations_exit): Warn missed loop optimization for
67 possible infinite loops.
69 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
71 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
72 when to emit a ".machine" pseudo-op.
74 2016-07-22 Martin Liska <mliska@suse.cz>
78 * coverage.c (coverage_compute_lineno_checksum): Do not
79 calculate checksum for fns w/o xloc.file.
80 (coverage_compute_profile_id): Likewise.
82 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
84 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
85 (avr_secondary_reload): ...and implementation.
86 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
87 * config/avr/avr.md (reload_in<mode>): Remove insns.
88 (adjust_len) [lpm]: Remove insn attribute value.
89 * config/avr/predicates.md (flash_operand): Remove insn predicate.
91 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
94 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
96 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
97 * calls.c (special_function_p): Remove the special handling of the
100 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
103 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
104 if STMT may be an alloca call.
105 (gimple_alloca_call_p, alloca_call_p): Return only true for the
107 * calls.h (gimple_maybe_alloca_call_p): New function.
108 * tree-inline.c (inline_forbidden_p_stmt): Use
109 gimple_maybe_alloca_call_p here.
111 2016-07-21 David Malcolm <dmalcolm@redhat.com>
113 * spellcheck-tree.c (best_macro_match::best_macro_match):
114 Explictly specify the template arguments when invoking the base
115 class constructor, to help older C++ compilers.
117 2016-07-21 Jakub Jelinek <jakub@redhat.com>
120 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
121 before builtin_decl_implicit.
123 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
125 * optabs.c (emit_condiitonal_move): Short circuit for identical
128 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
130 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
131 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
132 (noce_conversion_profitable_p): New.
133 (noce_try_store_flag_constants): Use it.
134 (noce_try_addcc): Likewise.
135 (noce_try_store_flag_mask): Likewise.
136 (noce_try_cmove): Likewise.
137 (noce_try_cmove_arith): Likewise.
138 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
140 (noce_convert_multiple_sets): Move cost model to here, from...
141 (bb_ok_for_noce_convert_multiple_sets) ...here.
142 (noce_process_if_block): Update calls for above changes.
143 (noce_find_if_block): Record new noce_if_info parameters.
145 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
147 * target.def (max_noce_ifcvt_seq_cost): New.
148 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
149 * doc/tm.texi: Regenerate.
150 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
151 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
152 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
153 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
154 * doc/invoke.texi: Document new params.
156 2016-07-21 Richard Biener <rguenther@suse.de>
158 PR tree-optimization/71947
159 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
160 ranges have useful limit_vr information.
162 2016-07-21 Richard Biener <rguenther@suse.de>
164 * function-tests.c (build_trivial_generic_function): Set
165 BLOCK_SUPERCONTEXT of DECL_INITIAL.
166 * omp-low.c (create_omp_child_function): Likewise.
167 (grid_expand_target_grid_body): Likewise.
168 * cgraphunit.c (init_lowered_empty_function): Likewise.
169 (cgraph_node::expand_thunk): Likewise.
170 * tree-parloops.c (create_loop_fn): Likewise.
171 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
173 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
175 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
178 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
180 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
181 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
182 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
183 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
184 values for insn attribute.
185 * config/avr/avr.c (avr_out_insert_notbit): New function.
186 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
187 ADJUST_LEN_INSV_NOTBIT_0/_7.
188 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
190 2016-07-21 Bin Cheng <bin.cheng@arm.com>
192 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
193 (chrec_convert_1, chrec_convert): Ditto.
194 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
195 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
196 * tree-vrp.c (adjust_range_with_scev): Ditto.
197 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
198 (scev_var_range_cant_overflow): New function.
199 (scev_probably_wraps_p): New parameter. Call above function.
200 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
202 2016-07-21 Bin Cheng <bin.cheng@arm.com>
204 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
205 by removing computation of may_be_zero.
207 2016-07-21 Jakub Jelinek <jakub@redhat.com>
209 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
211 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
213 Improving concepts performance and diagnostics.
214 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
215 for constraint satisfaction and subsumption.
216 * timevar.h (auto_timevar): New constructor that matches the push/pop
217 pattern of usage in pt.c.
219 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
221 * hwint.h (HOST_WIDE_INT_0): New define.
222 (HOST_WIDE_INT_0U): Ditto.
223 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
224 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
225 * simplify-rtx.c: Ditto.
226 * tree-object-size.c: Ditto.
228 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
230 * config/s390/s390.c (s390_encode_section_info): Remove mode size
233 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
235 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
236 * combine.c: Use HOST_WIDE_INT_M1U instead of
237 ~(unsigned HOST_WIDE_INT) 0.
238 * double-int.h: Ditto.
245 * tree-ssa-loop-ivopts.c: Ditto.
246 * tree-ssa-loop-prefetch.c: Ditto.
247 * tree-vect-generic.c: Ditto.
248 * tree-vect-patterns.c: Ditto.
251 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
253 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
254 constant addresses outside [0,0xc0] into a register.
255 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
256 cases where the base address register is unused after.
257 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
258 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
259 (avr_out_store_psi_reg_disp_tiny): Same.
261 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
263 Implement attribute progmem on reduced Tiny cores by adding
264 flash offset 0x4000 to respective symbols.
267 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
268 documentation how it works on reduced Tiny cores.
269 (AVR Named Address Spaces): No support for reduced Tiny.
270 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
271 (avr_address_tiny_pm_p): New static function.
272 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
273 if the address is in progmem.
274 (avr_assemble_integer): Same.
275 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
276 for symbol_ref in progmem.
277 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
278 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
279 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
281 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
283 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
284 * configure: Regenerate.
285 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
286 (USE_THIN_ARCHIVES): New variable.
287 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
288 this archive as a thin archive.
290 2016-07-20 David Malcolm <dmalcolm@redhat.com>
292 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
293 same location as last time, don't skip if we have fix-it hints.
294 Clarify the skipping logic by converting it from one "if" clause
295 to repeated "if" clauses.
296 * spellcheck-tree.c: Include "cpplib.h".
297 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
298 (best_macro_match::best_macro_match): New constructor.
299 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
300 Move here from c/c-decl.c.
301 (class best_macro_match): Move here from c/c-decl.c, converting
302 from a typedef to a subclass, gaining a ctor.
304 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
306 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
307 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
309 (avr_addr_space_diagnose_usage): ...and implementation.
310 (avr_addr_space_supported_p): New function.
311 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
312 report bad address space usage if that space is supported.
313 (avr_insert_attributes): Same. No more complain about unsupported
315 * config/avr/avr-c.c (tm_p.h): Include it.
316 (avr_cpu_cpp_builtins): Only define addr-space related built-in
317 macro if avr_addr_space_supported_p.
319 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
321 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
322 flag_toplevel_reorder.
324 2016-07-20 David Malcolm <dmalcolm@redhat.com>
326 * gcc-rich-location.c
327 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
329 * gcc-rich-location.h
330 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
332 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
334 * target.def (addr_space): Add new diagnose_usage to hook vector.
335 * targhooks.c (default_addr_space_diagnose_usage): Add default
336 implementation and...
337 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
338 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
339 is some address space, call targetm.addr_space.diagnose_usage.
340 * doc/tm.texi.in (Named Address Spaces): Add anchor for
341 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
342 * doc/tm.texi: Regenerate.
344 2016-07-20 Martin Liska <mliska@suse.cz>
347 * graphite-isl-ast-to-gimple.c (later_of_the_two):
348 Properly handly PHI stmts.
350 2016-07-20 Bin Cheng <bin.cheng@arm.com>
352 PR tree-optimization/71503
353 PR tree-optimization/71683
354 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
357 2016-07-20 Martin Liska <mliska@suse.cz>
359 * doc/invoke.texi (-fipa-ra): Document when the option is
360 disabled. Fix a typo.
362 2016-07-20 Martin Liska <mliska@suse.cz>
364 * Makefile.in: Include fibonacci_heap.c
365 * fibonacci_heap.c: New file.
366 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
367 (fibonacci_heap::union_with): Fix deletion of the second heap.
368 * selftest-run-tests.c (selftest::run_tests): Incorporate
369 fibonacci heap tests.
370 * selftest.h: Declare fibonacci_heap_c_tests.
372 2016-07-20 Martin Liska <mliska@suse.cz>
374 * selftest-run-tests.c (selftest::run_tests): New function.
375 * selftest.h (sreal_c_tests): Declare.
376 * sreal.c (sreal_verify_basics): New function.
377 (verify_aritmetics): Likewise.
378 (sreal_verify_arithmetics): Likewise.
379 (verify_shifting): Likewise.
380 (sreal_verify_shifting): Likewise.
381 (void sreal_c_tests): Likewise.
383 2016-07-19 Jakub Jelinek <jakub@redhat.com>
385 PR rtl-optimization/71916
386 * cfgrtl.c (contains_no_active_insn_p): Return false also for
387 bb which have a single succ fake edge.
389 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
392 * dwarf2out.c (gen_subprogram_die): Only call
393 gen_unspecified_parameters_die while dumping early dwarf.
395 2016-07-19 Jakub Jelinek <jakub@redhat.com>
398 * gimple-fold.c (fold_builtin_memory_op): Use
399 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
401 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
403 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
404 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
405 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
406 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
410 * double-int.c: Ditto.
412 * dwarf2out.c: Ditto.
415 * fold-const.c: Ditto.
422 * loop-doloop.c: Ditto.
423 * loop-invariant.c: Ditto.
430 * simplify-rtx.c: Ditto.
431 * stor-layout.c: Ditto.
433 * tree-ssa-loop-ivopts.c: Ditto.
434 * tree-vect-generic.c: Ditto.
435 * tree-vect-patterns.c: Ditto.
440 * wide-int-print.cc: Ditto.
441 * wide-int.cc: Ditto.
444 2016-07-19 David Malcolm <dmalcolm@redhat.com>
446 * selftest.c (selftest::assert_streq): Handle NULL values of
447 val_actual and val_expected.
449 2016-07-19 Martin Jambor <mjambor@suse.cz>
452 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
453 rather than cgraph_create_node to get a call graph node.
455 2016-07-19 Richard Biener <rguenther@suse.de>
457 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
458 handle all tcc_constant bases and valueize SSA names.
459 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
462 2016-07-19 David Malcolm <dmalcolm@redhat.com>
464 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
465 the flags of the exit block and bb2, not just the entry block.
467 2016-07-19 Richard Biener <rguenther@suse.de>
469 PR tree-optimization/71901
470 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
471 align member, group stuff with the bitfield.
472 (vn_ref_op_align_unit): New inline.
473 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
474 record element alignment and operand 3 unchanged.
475 (ao_ref_init_from_vn_reference): Adjust.
476 (valueize_refs_1): Likewise.
477 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
479 2016-07-19 Richard Biener <rguenther@suse.de>
481 PR tree-optimization/71908
482 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
483 symbolic constants in a more reliable way.
485 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
487 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
489 (vect_update_inits_of_drs): Likewise.
490 (vect_create_cond_for_alias_checks): Likewise.
491 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
493 2016-07-19 Richard Biener <rguenther@suse.de>
496 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
497 with an abstract origin that is not an inlined function outer
498 scope add a self-reference as abstract origin.
499 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
501 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
504 * config/rs6000/rs6000.c (rs6000_function_value): Fix
505 unintentional System V.4 structure return breakage for structures
506 with a single floating point element.
508 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
510 PR tree-optimization/71734
511 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
512 contains REF, use it to check safelen, assume that safelen value
513 must be greater 1, fix style.
514 (ref_indep_loop_p_2): Add REF_LOOP argument.
515 (ref_indep_loop_p): Pass LOOP as additional argument to
518 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
520 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
521 allocation in the prologue.
522 * explow.c (get_dynamic_stack_base): New function to return an address
523 expression for the dynamic stack base.
524 (get_dynamic_stack_size): New function to do the required dynamic stack
525 space size calculations.
526 (allocate_dynamic_stack_space): Use new functions.
527 (align_dynamic_address): Move some code from
528 allocate_dynamic_stack_space to new function.
529 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
531 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
533 * config/s390/s390.c (s390_encode_section_info): Always set
534 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
537 2016-07-18 Richard Biener <rguenther@suse.de>
539 PR tree-optimization/71893
540 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
541 for sizetype cast added by array_ref_element_size.
542 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
544 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
546 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
547 register parameters. Remove code to initialize argument pointer
548 on TARGET_64BIT. Optimize call to _mcount when it can be reached
549 using a pc-relative branch. Cleanup conditional code.
550 * config/pa/pa.md (call_mcount): New expander.
551 (call_mcount_nonpic): New insn.
552 (call_mcount_pic): New insn and split.
553 (call_mcount_pic_post_reload): New insn.
554 (call_mcount_64bit): New insn and split.
555 (call_mcount_64bit_post_reload): New insn.
557 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
559 * config/avr/predicates.md (const_m255_to_m1_operand): New.
560 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
561 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
562 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
563 (*usum_widenqihi3, *udiff_widenqihi3)
564 (*addhi3_zero_extend.const): New combiner insns.
565 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
566 just 1 bit is affected.
567 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
568 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
570 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
572 * omp-low.c (lower_omp_target): Mark data clauses with
573 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
574 zero-length subarrays.
576 2016-07-15 Richard Biener <rguenther@suse.de>
578 PR tree-optimization/71881
579 * tree-loop-distribution.c (destroy_loop): Remove blocks in
580 reverse DOM order to make debug temp generation happy.
582 2016-07-15 Richard Biener <rguenther@suse.de>
584 PR tree-optimization/71887
585 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
586 verify it is not zero for division / modulo handling.
587 (value_replacement): Adjust.
589 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
590 Julian Brown <julian@codesourcery.com>
592 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
593 * config/aarch64/aarch64-cost-tables.h
594 (vulcan_extra_costs): New variable.
595 * config/aarch64/aarch64.c
596 (vulcan_addrcost_table): Likewise.
597 (vulcan_regmove_cost): Likewise.
598 (vulcan_vector_cost): Likewise.
599 (vulcan_branch_cost): Likewise.
600 (vulcan_tunings): Likewise.
602 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
604 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
605 (output_in_order): Loop over undefined variables too. Output them
606 via assemble_undefined_decl. Skip variables that correspond to hard
607 registers or have value-exprs.
608 * varpool.c (symbol_table::output_variables): Handle undefined
609 variables together with defined ones.
611 2016-07-15 Richard Biener <rguenther@suse.de>
613 * tree-ssa-pre.c (get_representative_for): Make sure to return
614 the value number of SSA names.
615 (phi_translate_1): get_representative_for cannot return NULL.
616 (do_pre_regular_insertion): Remove redundant call to
617 fully_constant_expression.
618 (do_pre_partial_partial_insertion): Likewise.
620 2016-07-15 Bin Cheng <bin.cheng@arm.com>
622 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
623 (derive_simple_iv_with_niters): New function.
624 (simple_iv): Rewrite using simple_iv_with_niters.
625 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
626 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
628 (number_of_iterations_exit): Rewrite using above function.
629 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
632 2016-07-15 Richard Biener <rguenther@suse.de>
634 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
637 2016-07-14 Jakub Jelinek <jakub@redhat.com>
639 PR tree-optimization/71872
640 * tree-data-ref.c (get_references_in_stmt): Ignore references
641 with is_gimple_constant get_base_address.
643 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
645 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
646 (TARGET_HAVE_LDACQD): New macro.
647 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
648 than TARGET_HAVE_LDACQ.
649 (arm_load_acquire_exclusivedi): Likewise.
650 (arm_store_release_exclusivedi): Likewise.
652 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
654 PR rtl-optimization/71878
655 * lra-constraints.c (match_reload): Pass information about other
656 output operands. Create new unique register value if matching input
657 operand shares same register value as output operand being considered.
658 (curr_insn_transform): Record output operands already processed.
660 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
663 PR tree-optimization/70923
664 * tree-vect-patterns.c: Include mult-synthesis.h.
665 (target_supports_mult_synth_alg): New function.
666 (synth_lshift_by_additions): Likewise.
667 (apply_binop_and_append_stmt): Likewise.
668 (vect_synth_mult_by_constant): Likewise.
669 (target_has_vecop_for_code): Likewise.
670 (vect_recog_mult_pattern): Use above functions to synthesize vector
671 multiplication by integer constants.
673 2016-07-14 Alan Modra <amodra@gmail.com>
675 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
676 gpr alternatives. Correct '*' placement on Y,r alternative.
677 Add '*' on operand 1 of r,r alternative.
679 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
681 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
682 * expmed.h: ... Here.
684 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
686 * gimple.h (stmt_can_terminate_bb_p): New function.
687 * tree-cfg.c (need_fake_edge_p): Rename to ...
688 (stmt_can_terminate_bb_p): ... this; return true if stmt can
689 throw external; handle const and pure calls.
690 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
692 2016-07-14 Richard Biener <rguenther@suse.de>
694 PR tree-optimization/71866
695 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
696 (do_hoist_insertion): Avoid endless recursion when we
697 didn't insert anything because we managed to simplify
698 things down to a constant or SSA name.
699 (fully_constant_expression): Re-write in terms of ...
700 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
701 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
702 vn_nary_build_or_lookup_1.
703 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
704 (vn_nary_build_or_lookup): ... this which now wraps it.
706 2016-07-14 Alan Modra <amodra@gmail.com>
709 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
710 with p9_vector override before power9-dform override.
712 2016-07-13 Andi Kleen <ak@linux.intel.com>
714 * value-prof.c (gimple_value_profile_transformations): Don't run
715 when auto_profile is on.
717 2016-07-13 Andi Kleen <ak@linux.intel.com>
719 * auto-profile.c (update_inlined_ind_target,
720 afdo_indirect_call): Print information to dump file.
722 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
724 * genrecog.c (special_predicate_operand_p): New function.
725 (predicate_name): Move function.
726 (validate_pattern): Don't warn about missing mode for all
727 define_special_predicate predicates.
729 2016-07-13 Bin Cheng <bin.cheng@arm.com>
731 * tree-vect-data-refs.c (vect_no_alias_p): New function.
732 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
733 resolve alias checks which are known at compilation time.
734 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
735 alias checks are resolved. Move dump info for too many runtime
736 alias checks to here...
737 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
739 2016-07-13 Richard Biener <rguenther@suse.de>
741 PR tree-optimization/24574
742 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
743 position and add shift, rotate, divison and modulo support
745 (value_replacement): Pass in argument position to absorbing_element_p.
747 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
750 * ipa-inline-transform.c (inline_call): Support
753 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
755 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
756 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
758 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
759 Baseline. Make initial alternative TARGET_32BIT only.
761 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
762 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
765 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
767 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
768 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
769 availability with TARGET_HAVE_MOVT.
770 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
771 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
772 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
774 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
775 extra instruction if MOVW is available. Use a cost variable
776 incremented by COSTS_N_INSNS (1) when the condition match rather than
777 returning an arithmetic expression based on COSTS_N_INSNS. Make
778 constant with bottom half word zero cost 2 instruction if MOVW is
780 * config/arm/arm.md (define_attr "arch"): Add v8mb.
781 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
782 target is ARMv8-M Baseline.
783 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
784 (arm_movtas_ze): Likewise.
785 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
786 alternative for constants satisfying j constraint.
787 (thumb1_movsi_insn): Likewise.
788 (movsi splitter for K alternative): Tighten condition to not trigger
789 if movt is available and j constraint is satisfied.
790 (Pe immediate splitter): Likewise.
791 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
792 constant fitting in an halfword to use MOVW.
793 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
796 2016-07-13 Richard Biener <rguenther@suse.de>
799 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
800 gimplifying the LHS. Make sure to gimplify a returning twice
801 call LHS without using SSA names.
803 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
805 * tree-data-ref.c (find_data_references_in_stmt): Remove
806 unnecessary call to vec::release.
807 (graphite_find_data_references_in_stmt): Likewise.
808 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
809 * tree-vect-stmts.c (vectorizable_condition): Likewise.
811 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
813 * cfgexpand.c (expand_used_vars): Make the type of a local
815 * genmatch.c (lower_for): Likewise.
816 * haifa-sched.c (haifa_sched_init): Likewise.
817 (add_to_speculative_block): Likewise.
818 (create_check_block_twin): Likewise.
819 * predict.c (handle_missing_profiles): Likewise.
820 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
821 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
822 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
824 (maybe_lower_iteration_bound): Likewise.
825 * tree-ssa-sccvn.c (DFS): Likewise.
826 * tree-stdarg.c (reachable_at_most_once): Likewise.
827 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
828 (vectorizable_store): Likewise.
830 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
832 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
833 (sccvn_dom_walker): make cond_stack an auto_vec.
835 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
837 * ree.c (struct ext_state): Make type of members auto_vec.
838 (find_and_remove_re): Adjust.
840 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
842 * cfgexpand.c (struct stack_vars_data): Make type of fields
844 (expand_used_vars): Adjust.
846 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
848 * ipa.c (record_cdtor_fn): Adjust.
849 (build_cdtor_fns): Likewise.
850 (ipa_cdtor_merge): Make static_ctors and static_dtors local
853 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
855 * genextract.c (struct accum_extract): Add constructor and make
859 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
861 * tree.c (struct free_lang_data_d): Add constructor and change
862 types of members to ones that automatically manage resources.
863 (fld_worklist_push): Adjust.
864 (find_decls_types): Likewise.
865 (find_decls_types_in_eh_region): Likewise.
866 (free_lang_data_in_cgraph): Stop manually creating and
867 destroying members of free_lang_data_d.
869 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
871 PR rtl-optimization/68961
872 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
873 peephole variant. Use sse_reg_operand predicates.
875 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
877 * config/i386/predicates.md (x86_64_immediate_operand)
878 <case CONST_INT>: Remove unneeded truncation to DImode.
880 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
882 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
885 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
886 The xxperm and xxpermr instructions require that the 2nd input
887 operand overlap with the output operand, and not the 1st.
888 (altivec_vperm_v8hiv16qi): Likewise.
889 (altivec_vperm_<mode>_uns_internal): Likewise.
890 (altivec_vpermr_<mode>_internal): Likewise.
891 (vperm_v8hiv4si): Likewise.
892 (vperm_v16qiv8hi): Likewise.
894 2016-07-12 Martin Liska <mliska@suse.cz>
896 * params.def: Add avg-loop niter.
897 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
898 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
899 * doc/invoke.texi: Document the new parameter.
901 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
904 * expr.c (store_constructor): Mask sign-extended bits when widening
905 sub-word constructor element at the start of a word.
907 2016-07-12 Martin Liska <mliska@suse.cz>
909 * Makefile.in: Append rule for params-options.h.
910 * params-options.h: New file.
912 2016-07-12 Martin Liska <mliska@suse.cz>
914 * ira-build.c (mark_loops_for_removal): Properly iterate
917 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
918 Richard Biener <rguenther@suse.de>
920 PR tree-optimization/23286
921 PR tree-optimization/70159
922 * doc/invoke.texi: Document -fcode-hoisting.
923 * common.opt (fcode-hoisting): New flag.
924 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
925 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
926 (do_regular_insertion): Rename to ...
927 (do_pre_regular_insertion): ... this and amend general comments
928 on insertion strathegy.
929 (do_partial_partial_insertion): Rename to ...
930 (do_pre_partial_partial_insertion): ... this.
931 (do_hoist_insertion): New function.
932 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
933 and call do_hoist_insertion properly.
935 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
936 (pass_pre::execute): Register hoist_insert stats.
938 2016-07-12 Jakub Jelinek <jakub@redhat.com>
941 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
942 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
943 is different from mode's bitsize. Small cleanup.
945 2016-07-12 Richard Biener <rguenther@suse.de>
947 PR rtl-optimization/68961
948 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
949 to simplify to a non-constant.
951 2016-07-11 Jakub Jelinek <jakub@redhat.com>
954 * omp-low.c (expand_omp_target): Gimplify device.
956 PR tree-optimization/71823
957 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
958 to get vec_oprnds2 from op2.
960 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
962 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
963 Hoist common subexpressions.
964 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
966 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
969 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
970 prevent generation of 'stxsiwx' on pre Power8 hardware.
972 2016-07-11 David Malcolm <dmalcolm@redhat.com>
974 * input.c: Include cpplib.h.
975 (selftest::temp_source_file): New class.
976 (selftest::temp_source_file::temp_source_file): New ctor.
977 (selftest::temp_source_file::~temp_source_file): New dtor.
978 (selftest::should_have_column_data_p): New function.
979 (selftest::test_should_have_column_data_p): New function.
980 (selftest::temp_line_table): New class.
981 (selftest::temp_line_table::temp_line_table): New ctor.
982 (selftest::temp_line_table::~temp_line_table): New dtor.
983 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
984 it to create a temp_line_table.
985 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
986 locations that are known to have column data.
987 (selftest::line_table_case): New struct.
988 (selftest::test_reading_source_line): Move tempfile handling
989 to class temp_source_file.
990 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
991 (selftest::assert_token_loc_eq): New function.
992 (ASSERT_TOKEN_LOC_EQ): New macro.
993 (selftest::test_lexer): New function.
994 (selftest::boundary_locations): New array.
995 (selftest::input_c_tests): Call test_should_have_column_data_p.
996 Loop over a test matrix of interesting values of location and
997 default_range_bits, calling test_lexer on each case in the matrix.
998 Move call to test_accessing_ordinary_linemaps into the matrix.
999 * selftest.h (ASSERT_EQ): Reimplement in terms of...
1000 (ASSERT_EQ_AT): New macro.
1002 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
1005 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1006 Don't convert TImode in debug insn.
1008 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
1010 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
1011 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
1012 (tree_type_common::lang_flag_7): New.
1013 (tree_type_common::spare): Reduce size.
1014 * tree.h (TYPE_ALIGN_OK): Remove.
1015 (TYPE_LANG_FLAG_7): New.
1016 (get_inner_reference): Adjust header.
1017 * print-tree.c (print_node): Adjust.
1018 * expr.c (get_inner_reference): Remove parameter keep_aligning.
1019 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
1020 calls to get_inner_reference.
1021 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
1022 handling of TYPE_ALIGN_OK.
1023 * builtins.c (get_object_alignment_2): Adjust call to
1024 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
1025 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
1027 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
1028 * cfgexpand.c (expand_debug_expr): Likewise.
1029 * dbxout.c (dbxout_expand_expr): Likewise.
1030 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
1031 loc_list_from_tree, fortran_common): Likewise.
1032 * fold-const.c (optimize_bit_field_compare,
1033 decode_field_reference, fold_unary_loc, fold_comparison,
1034 split_address_to_core_and_offset): Likewise.
1035 * gimple-laddress.c (execute): Likewise.
1036 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
1037 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
1038 * hsa-gen.c (gen_hsa_addr): Likewise.
1039 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
1040 * tsan.c (instrument_expr): Likewise.
1041 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
1042 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
1043 * tree-affine.c (tree_to_aff_combination,
1044 get_inner_reference_aff): Adjust calls to get_inner_reference.
1045 * tree-data-ref.c (split_constant_offset_1,
1046 dr_analyze_innermost): Likewise.
1047 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
1048 * tree-sra.c (ipa_sra_check_caller): Likewise.
1049 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
1050 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
1051 bswap_replace): Likewise.
1052 * tree-vect-data-refs.c (vect_check_gather,
1053 vect_analyze_data_refs): Likewise.
1054 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
1055 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
1058 2016-07-11 David Malcolm <dmalcolm@redhat.com>
1060 * Makefile.in (selftest-valgrind): New phony target.
1061 * function-tests.c (selftest::build_cfg): Delete pass instances
1062 created by the test.
1063 (selftest::convert_to_ssa): Likewise.
1064 (selftest::test_expansion_to_rtl): Likewise.
1065 * tree-cfg.c (selftest::test_linear_chain): Release dominator
1067 (selftest::test_diamond): Likewise.
1069 2016-07-11 Richard Biener <rguenther@suse.de>
1071 PR tree-optimization/71816
1072 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
1073 than replacing all of its operands.
1075 2016-07-11 Alan Modra <amodra@gmail.com>
1077 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
1078 (ctr<mode>): Add unspec.
1079 (ctr<mode>_internal*): Likewise.
1081 2016-07-08 James Bowman <james.bowman@ftdichip.com>
1083 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
1084 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
1086 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
1088 PR rtl-optimization/71621
1089 * lra-constraints.c (process_alt_operands): Check combination of
1092 2016-07-08 Jason Merrill <jason@redhat.com>
1093 Richard Biener <rguenther@suse.de>
1095 P0145: Refining Expression Order for C++.
1096 * gimplify.c (initial_rhs_predicate_for): New.
1097 (gimplfy_modify_expr): Gimplify RHS before LHS.
1099 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1102 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1103 Allow standard error handling to take over when a wrong number
1104 of arguments is presented to __builtin_vec_ld () or
1105 __builtin_vec_st ().
1107 2016-07-08 Jiong Wang <jiong.wang@arm.com>
1109 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
1114 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
1115 __builtin_aarch64_fmaxv2sf.
1116 (vmaxnmq_f32): Likewise.
1117 (vmaxnmq_f64): Likewise.
1118 (vminnm_f32): Likewise.
1119 (vminnmq_f32): Likewise.
1120 (vminnmq_f64): Likewise.
1122 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1125 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
1126 enable -mfloat128-hardware by default.
1127 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
1128 that IEEE 128-bit hardware support needs.
1129 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
1130 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
1131 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
1132 floating point requires.
1133 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1134 -mfloat128 and -mfloat128-hardware changes.
1136 2016-07-08 Alan Hayward <alan.hayward@arm.com>
1138 PR tree-optimization/71667
1139 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
1141 2016-07-08 Martin Liska <mliska@suse.cz>
1144 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
1145 folding produces SAVE_EXPRs, thus return false for the type.
1147 2016-07-07 Martin Liska <mliska@suse.cz>
1149 * file-find.c (remove_prefix): New function.
1150 * file-find.h (remove_prefix): Declare the function.
1151 * gcc-ar.c (main): Skip a folder of the wrapper if
1152 a wrapped binary would point to the same file.
1154 2016-07-07 Jan Hubicka <jh@suse.cz>
1156 * tree-scalar-evolution.c (iv_can_overflow_p): export.
1157 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
1158 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
1160 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
1163 * ipa-inline-analysis.c (compute_inline_parameters): Set
1164 local.can_change_signature to false for intrumentation
1167 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1169 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
1170 with TARGET_HAVE_MOVT.
1171 (TARGET_HAVE_MOVT): Define.
1172 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
1173 availability with TARGET_HAVE_MOVT.
1174 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
1176 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
1178 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
1179 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
1180 * config/arm/constraints.md (define_constraint "j"): Use
1181 TARGET_HAVE_MOVT to check MOVT availability.
1183 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1185 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
1187 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1189 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
1190 (armv8-m.main): Likewise.
1191 (armv8-m.main+dsp): Likewise.
1192 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
1193 (FL_FOR_ARCH8M_MAIN): Likewise.
1194 * config/arm/arm-tables.opt: Regenerate.
1195 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
1196 armv8-m.main+dsp to BE8_LINK_SPEC.
1197 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
1198 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
1199 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
1200 Baseline and Mainline.
1201 (arm_option_override_internal): Also disable arm_restrict_it when
1202 !arm_arch_notm. Update comment for -munaligned-access to also cover
1204 (arm_file_start): Increase buffer size for printing architecture name.
1205 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
1206 and armv8-m.main+dsp.
1207 (mno-unaligned-access): Clarify that this is disabled by default for
1208 ARMv8-M Baseline architectures as well.
1210 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1212 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
1213 decide whether to prevent some libgcc routines being included for some
1214 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
1215 link between this condition and the one in
1216 libgcc/config/arm/lib1func.S.
1218 2016-07-07 Richard Biener <rguenther@suse.de>
1220 * tree-ssa-pre.c: Include alias.h.
1221 (compute_avail): If we have multiple VN_REFERENCEs with the
1222 same hashtable entry adjust that to make it a valid replacement
1223 for all of them with respect to alignment and aliasing
1224 when doing insertion.
1225 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
1226 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
1228 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
1232 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
1233 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
1236 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1238 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
1239 (adjust_mems): Adjust.
1240 (adjust_insn): Likewise.
1241 (prepare_call_arguments): Likewise.
1243 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1245 * gcse.c (struct ls_expr): Make stores field a vector.
1246 (ldst_entry): Adjust.
1247 (free_ldst_entry): Likewise.
1248 (print_ldst_list): Likewise.
1249 (compute_ld_motion_mems): Likewise.
1250 (update_ld_motion_stores): Likewise.
1252 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1254 * gcse.c (struct ls_expr): Remove loads field.
1255 (ldst_entry): Adjust.
1256 (free_ldst_entry): Likewise.
1257 (print_ldst_list): Likewise.
1258 (compute_ld_motion_mems): Likewise.
1260 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1262 * store-motion.c (struct st_expr): Make antic_stores a vector.
1263 (st_expr_entry): Adjust.
1264 (free_st_expr_entry): Likewise.
1265 (print_store_motion_mems): Likewise.
1266 (find_moveable_store): Likewise.
1267 (compute_store_table): Likewise.
1268 (remove_reachable_equiv_notes): Likewise.
1269 (replace_store_insn): Likewise.
1270 (build_store_vectors): Likewise.
1272 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1274 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
1275 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
1277 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1279 PR tree-optimization/71518
1280 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
1281 misalign also for outer loops with negative step.
1283 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
1285 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
1286 (cortex_a53_shift): Add mov_shift.
1287 (cortex_a53_shift_reg): Add new reservation for register shifts.
1288 (cortex_a53_alu): Remove bfm.
1289 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
1290 (cortex_a53_alu_extr): Add new reservation for EXTR.
1291 (bypasses): Improve bypass modelling.
1293 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1296 * config/avr/avr.c (avr_asm_select_section): Strip off
1297 SECTION_DECLARED from flags when calling get_section.
1299 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1301 * tree-vectorizer.h (vect_memory_access_type): Add
1302 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
1303 * tree-vect-stmts.c (compare_step_with_zero): New function.
1304 (perm_mask_for_reverse): Move further up file.
1305 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
1307 (get_negative_load_store_type): New function.
1308 (get_load_store_type): Call it. Add an ncopies argument.
1309 (vectorizable_mask_load_store): Update call accordingly and
1310 remove tests for negative steps.
1311 (vectorizable_store, vectorizable_load): Likewise. Handle new
1312 memory_access_types.
1314 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1316 * tree-vectorizer.h (vect_memory_access_type): New enum.
1317 (_stmt_vec_info): Add a memory_access_type field.
1318 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
1319 (vect_model_store_cost): Take an access type instead of a boolean.
1320 (vect_model_load_cost): Likewise.
1321 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
1322 vect_model_store_cost and vect_model_load_cost.
1323 * tree-vect-stmts.c (vec_load_store_type): New enum.
1324 (vect_model_store_cost): Take an access type instead of a
1325 store_lanes_p boolean. Simplify tests.
1326 (vect_model_load_cost): Likewise, but for load_lanes_p.
1327 (get_group_load_store_type, get_load_store_type): New functions.
1328 (vectorizable_store): Use get_load_store_type. Record the access
1329 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
1330 (vectorizable_load): Likewise.
1331 (vectorizable_mask_load_store): Likewise. Replace is_store
1332 variable with vls_type.
1334 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1336 * tree-vectorizer.h (vect_grouped_load_supported): Add a
1337 single_element_p parameter.
1338 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
1339 Check the PR65518 case here rather than in vectorizable_load.
1340 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
1341 * tree-vect-stmts.c (vectorizable_load): Likewise.
1343 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1345 * tree-vectorizer.h (gather_scatter_info): New structure.
1346 (vect_check_gather_scatter): Return a bool rather than a decl.
1347 Replace return-by-pointer arguments with a single
1348 gather_scatter_info *.
1349 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
1350 (vect_analyze_data_refs): Update call accordingly.
1351 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
1352 (vectorizable_mask_load_store): Likewise. Also record the
1353 offset dt and vectype in the gather_scatter_info.
1354 (vectorizable_store): Likewise.
1355 (vectorizable_load): Likewise.
1357 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1359 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
1360 strided groups, use the cost of N scalar accesses instead
1361 of ncopies vector accesses.
1362 (vect_model_load_cost): Likewise.
1364 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1366 * tree-vect-stmts.c (vect_cost_group_size): Delete.
1367 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
1368 variable to indicate when once-per-group costs are being used.
1369 (vect_model_load_cost): Likewise. Fix comment and misindented code.
1371 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1373 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
1374 peeling-for-gaps condition.
1376 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1378 * config/s390/s390.c (s390_expand_vec_init): Force initializer
1379 element to register if it doesn't match general_operand.
1381 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1382 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1384 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
1386 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
1387 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
1388 (SIGNBIT): New mode iterator.
1389 (Fsignbit): New mode attribute.
1390 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
1391 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
1392 when direct moves are available.
1393 (signbit<mode>2_dm): New define_insn_and_split).
1394 (signbit<mode>2_dm2): New define_insn.
1396 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1398 PR rtl-optimization/71594
1399 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
1400 into subregs of appropriate mode before trying to emit a conditional
1403 2016-07-05 Jan Hubicka <jh@suse.cz>
1405 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
1406 (simple_iv): Use it.
1408 2016-07-05 Jan Hubicka <jh@suse.cz>
1410 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
1412 2016-07-05 Jiong Wang <jiong.wang@arm.com>
1414 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
1417 2016-07-05 Jan Hubicka <jh@suse.cz>
1419 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
1422 2016-07-05 Richard Biener <rguenther@suse.de>
1424 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
1425 Handle empty else block.
1426 (is_feasible_trace): Likewise.
1427 (split_paths): Likewise.
1429 2016-07-05 Richard Biener <rguenther@suse.de>
1431 * tree-loop-distribution.c (distribute_loop): Fix issue with
1432 the cost model loop.
1434 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
1436 * config/arm/neon-testgen.ml: Delete.
1437 * config/arm/neon.ml: Delete.
1439 2016-07-04 Jakub Jelinek <jakub@redhat.com>
1442 * tree.c (attribute_value_equal): Use get_attribute_name instead of
1443 directly using TREE_PURPOSE.
1445 2016-07-04 Jiong Wang <jiong.wang@arm.com>
1447 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
1448 * config/aarch64/aarch64_neon.h: Likewise.
1449 * config/aarch64/arm_neon.h: Likewise.
1450 * config/aarch64/atomics.md: Likewise.
1451 * config/aarch64/aarch64-simd-builtins.def: Likewise.
1452 * doc/invoke.texi: Likewise.
1454 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
1456 * config/s390/s390.md: Add "z13" cpu_facility.
1457 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
1458 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
1459 condition" type instructions.
1461 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
1462 Jeff Law <law@redhat.com>
1464 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
1465 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
1467 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
1469 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
1470 permutation for TARGET_AVX512F.
1471 (ix86_expand_vec_one_operand_perm_avx512): New function.
1472 (expand_vec_perm_1): Invoke introduced function.
1473 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1474 it may be not valid after vectorization.
1476 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1479 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
1480 typo in comment. Only force to memory if it is a weak
1483 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
1484 Jiong Wang <jiong.wang@arm.com>
1486 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
1487 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
1488 (AARCH64_FL_F16): New.
1489 (AARCH64_FL_FOR_ARCH8_2): New.
1490 (AARCH64_ISA_8_2): New.
1491 (AARCH64_ISA_F16): New.
1492 (TARGET_FP_F16INST): New.
1493 (TARGET_SIMD_F16INST): New.
1494 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
1495 ("fp"): Disabling "fp" also disables "fp16".
1496 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
1497 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
1498 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
1499 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
1501 2016-07-04 Jan Beulich <jbeulich@suse.com>
1503 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
1505 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1508 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
1509 the insns, use an insn form that does not adjust the offset on
1510 little endian systems.
1512 2016-07-01 Jan Beulich <jbeulich@suse.com>
1514 * varasm.c (get_variable_section): Validate initializer in
1515 named .bss-like sections.
1517 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1519 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
1520 Exchange the order of the second and third operands in the vpermr
1521 instruction tmeplate.
1523 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
1526 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
1527 Disallow TDmode values.
1529 2016-07-01 Alan Modra <amodra@gmail.com>
1531 PR rtl-optimization/71709
1532 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
1533 being set, not referenced.
1535 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
1537 PR tree-optimization/70729
1538 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
1539 of loop since it can be not valid after transformation.
1541 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1543 * config/arm/arm.c (thumb_reload_in_hi): Delete.
1544 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
1546 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
1548 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
1551 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1554 * config/rs6000/constraints.md (wY constraint): New constraint to
1555 match the requirements for the LXSD and STXSD instructions.
1556 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
1557 predicate to match the requirements for the LXSD and STXSD
1559 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
1560 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
1561 to make sure that the bottom 2 bits of offset are 0, the address
1562 form is offsettable, and no updating is done in the address mode.
1563 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
1564 (movdi_internal32): Likewise
1565 (movdi_internal64): Likewise.
1567 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1569 PR tree-optimization/71707
1570 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
1571 strinfo even for ADDR_EXPR ptr.
1573 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
1575 * config/rs6000/altivec.md (darn_32): Change the condition to
1576 TARGET_P9_MISC instead of TARGET_MODULO.
1577 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
1578 condition expression.
1579 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
1580 condition expression.
1581 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
1582 (DFP_TEST): New code iterator.
1583 (dfptstsfi_<code>_mode>): New define_expand.
1584 (*dfp_sgnfcnc_<mode>): New define_insn.
1585 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
1586 definition next to BU_P9_MISC_1 definition and change the MASK
1587 value to RS6000_BTM_P9_MISC.
1588 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
1589 (BU_P9_64BIT_MISC_0): Likewise.
1590 (BU_P9_DFP_MISC_0): New macro definition.
1591 (BU_P9_DFP_MISC_1): New macro definition.
1592 (BU_P9_DFP_MISC_2): New macro definition.
1593 (BU_P9_DFP_OVERLOAD_1): New macro definition.
1594 (BU_P9_DFP_OVERLOAD_2): New macro definition.
1595 (BU_P9_DFP_OVERLOAD_3): New macro definition.
1596 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
1597 (TSTSFI_LT_TD): Likewise.
1598 (TSTSFI_EQ_DD): Likewise.
1599 (TSTSFI_EQ_TD): Likewise.
1600 (TSTSFI_GT_DD): Likewise.
1601 (TSTSFI_GT_TD): Likewise.
1602 (TSTSFI_OV_DD): Likewise.
1603 (TSTSFI_OV_TD): Likewise.
1604 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
1605 (TSTSFI_LT_DD): Likewise.
1606 (TSTSFI_LT_TD): Likewise.
1607 (TSTSFI_EQ): Likewise.
1608 (TSTSFI_EQ_DD): Likewise.
1609 (TSTSFI_EQ_TD): Likewise.
1610 (TSTSFI_GT): Likewise.
1611 (TSTSFI_GT_DD): Likewise.
1612 (TSTSFI_GT_TD): Likewise.
1613 (TSTSFI_OV): Likewise.
1614 (TSTSFI_OV_DD): Likewise.
1615 (TSTSFI_OV_TD): Likewise.
1616 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1617 overloaded test significance functions.
1618 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1619 OPTION_MASK_P9_MISC into the representation of this mask.
1620 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
1622 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
1623 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
1625 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
1626 argument is a 6-bit unsigned literal value if the icode argument
1627 represents a DFP test significance built-in call.
1628 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
1629 flag used independently and in combination with the
1630 RS6000_BTM_64BIT flag.
1631 (rs6000_opt_masks): Add entry for power9-misc command-line option.
1632 (rs6000_builtin_mask_names): Add entry for power9-misc
1633 command-line option.
1634 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
1635 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
1636 RS6000_BTM_P9_MISC macros.
1637 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
1638 option and change the description of the -mpower9-vector option to
1639 enable only vector instructions, removing its erroneously claimed
1640 support for scalar instructions.
1641 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1642 the ISA 3.0 digital floating point test significance built-in
1645 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
1647 * config/aarch64/aarch64.c (cortexa35_tunings):
1648 Enable AES fusion. Use cortexa57_branch_cost.
1649 (cortexa53_tunings): Use cortexa57_branch_cost.
1650 (cortexa72_tunings): Use cortexa57_branch_cost.
1651 Use AUTOPREFETCHER_WEAK.
1652 (cortexa73_tunings): Use cortexa57_branch_cost.
1654 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1655 James Greenhalgh <james.greenhalgh@arm.com>
1657 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
1658 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
1659 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
1660 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
1661 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
1662 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
1663 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
1664 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
1665 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
1666 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
1667 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
1668 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
1669 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
1672 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
1673 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1675 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
1677 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
1679 2016-06-30 David Malcolm <dmalcolm@redhat.com>
1682 * gcc.c (driver::build_option_suggestions): Pass "option" to
1683 add_misspelling_candidates.
1684 * opts-common.c (add_misspelling_candidates): Add "option" param;
1685 use it to avoid adding negated forms for options marked with
1687 * opts.h (add_misspelling_candidates): Add "option" param.
1689 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1692 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
1693 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
1694 first when permuting bitwise operation with rotate. Cast
1695 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
1697 2016-06-29 David Malcolm <dmalcolm@redhat.com>
1699 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
1700 for misspelled param names.
1701 * params.c: Include spellcheck.h.
1702 (find_param_fuzzy): New function.
1703 * params.h (find_param_fuzzy): New prototype.
1704 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
1705 * spellcheck.h (struct edit_distance_traits<const char *>):
1708 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1710 * config/rs6000/predicates.md (const_0_to_7_operand): New
1711 predicate, recognize 0..7.
1712 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
1713 support for doing extracts from V16QImode, V8HImode, V4SImode
1715 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
1716 vector extract support.
1717 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
1718 for ISA 3.0 vector extract.
1719 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
1720 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
1721 extracts of a constant element number from small integer vectors
1722 on 64-bit ISA 3.0 systems.
1723 (vsx_extract_<mode>_di): Likewise.
1724 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
1725 say when we can do ISA 3.0 vector extracts.
1726 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
1727 registers, using the stxsiwx instruction.
1729 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
1731 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
1732 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
1733 qdf24xx_regmove_cost, qdf24xx_tunings): New.
1734 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
1735 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
1736 * config/arm/arm.c (arm_qdf24xx_tune): New.
1738 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
1740 * config/aarch64/aarch64.c (cortexa53_tunings):
1741 Increase loop alignment to 8. Set function alignment to 16.
1742 (cortexa35_tunings): Likewise.
1743 (cortexa57_tunings): Increase loop alignment to 8.
1744 (cortexa72_tunings): Likewise.
1745 (cortexa73_tunings): Likewise.
1747 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
1749 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
1750 for arm_fp16_ok and arm_fp16_hw.
1751 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
1752 arm_fp16_alternative.
1754 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
1756 PR tree-optimization/71655
1757 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
1758 types when swapping operands.
1760 2016-06-29 Martin Liska <mliska@suse.cz>
1763 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
1764 * ipa-inline-transform.c (inline_call): Remove unnecessary call
1765 of build_optimization_node.
1767 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
1769 PR tree-optimization/70729
1770 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
1771 independent in loops having positive safelen value.
1772 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1773 it may be not valid after vectorization.
1775 2016-06-29 Jakub Jelinek <jakub@redhat.com>
1777 PR tree-optimization/71625
1778 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
1779 is sorted by ascending list->offset. If PTR is non-NULL and there is
1780 previous strinfo, call get_stridx_plus_constant.
1781 (get_stridx): Pass exp as second argument to get_addr_stridx.
1782 (addr_stridxptr): Add missing list = list->next, so that there can be
1783 more than one entries in the list. Bump limit from 16 to 32. Ensure
1784 the list is sorted by ascending list->offset.
1785 (get_stridx_plus_constant): Adjust so that it can be also called with
1786 ADDR_EXPR instead of SSA_NAME as PTR.
1787 (handle_char_store): Pass NULL_TREE as second argument to
1790 2016-06-29 Richard Biener <rguenther@suse.de>
1792 PR rtl-optimization/68961
1793 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
1795 2016-06-29 Richard Biener <rguenther@suse.de>
1798 * alias.c (component_uses_parent_alias_set_from): Handle
1799 type punning through union accesses by using the union alias set.
1800 * gimple.c (gimple_get_alias_set): Remove union type punning case.
1802 2016-07-29 Richard Biener <rguenther@suse.de>
1804 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
1805 precision not matching mode precision.
1807 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
1809 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
1810 pa_output_arg_descriptor.
1811 (call_val_symref_64bit_post_reload): Likewise.
1812 (call_val_powf_64bit_post_reload): Likewise.
1813 (sibcall_internal_symref_64bit): Likewise.
1814 (sibcall_value_internal_symref_64bit): Likewise.
1816 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1819 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
1820 a constant, force its SUBREG_REG into memory or register instead
1823 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1826 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
1827 * doc/invoke.texi (AVR Options): Document it.
1829 2016-06-28 Walter Lee <walt@tilera.com>
1831 * config/tilegx/linux.h: Do not include arch/icache.h
1832 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1833 * config/tilepro/linux.h: Do not include arch/icache.h
1834 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1836 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
1838 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
1839 for big-endian BIT_FIELD_REF.
1841 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
1843 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
1844 ('size' attribute): Add '128'.
1846 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
1847 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
1848 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
1849 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
1850 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
1851 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
1852 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
1853 *trunc<mode>df2_odd): Set size attribute to '128'.
1854 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
1855 * config/rs6000/power6.md (power6-fp): Include dfp type.
1856 * config/rs6000/power7.md (power7-fp): Likewise.
1857 * config/rs6000/power8.md (power8-fp): Likewise.
1858 * config/rs6000/power9.md: New file.
1859 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
1860 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
1861 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
1863 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
1864 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1865 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
1866 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
1867 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
1868 dfp_dscri_<mode>): Change type attribute to dfp.
1869 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
1870 attribute to vecsimple.
1871 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
1872 and prefetch streams.
1873 (rs6000_option_override_internal): Remove temporary code setting
1874 tuning to power8. Don't set rs6000_sched_groups for power9.
1875 (last_scheduled_insn): Change to rtx_insn *.
1876 (divide_cnt, vec_load_pendulum): New variables.
1877 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
1878 (rs6000_issue_rate): Set issue rate for Power9.
1879 (is_power9_pairable_vec_type): New.
1880 (power9_sched_reorder2): New.
1881 (rs6000_sched_reorder2): Call new function for Power9 specific
1883 (insn_must_be_first_in_group): Remove Power9.
1884 (insn_must_be_last_in_group): Likewise.
1885 (force_new_group): Likewise.
1886 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
1887 Initialize divide_cnt/vec_load_pendulum.
1888 (_rs6000_sched_context, rs6000_init_sched_context,
1889 rs6000_set_sched_context): Handle context save/restore of new
1892 2016-06-28 Richard Biener <rguenther@suse.de>
1894 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1895 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
1896 COMPONENT_REF operand.
1897 (nonoverlapping_component_refs_p): Likewise.
1898 * stor-layout.c (start_bitfield_representative): Mark
1899 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
1901 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1903 * Makefile.in: Don't cat ../stage_current if it does not exist.
1905 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
1906 last argument is a bit-field.
1908 PR rtl-optimization/71673
1909 * internal-fn.c (expand_arith_overflow_result_store): Use
1910 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
1911 expand_simple_binop.
1914 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
1915 expand_ifn_atomic_compare_exchange): New functions.
1916 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
1917 * tree.h (build_call_expr_internal_loc): Rename to ...
1918 (build_call_expr_internal_loc_array): ... this. Fix up type of
1920 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
1921 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
1922 ATOMIC_COMPARE_EXCHANGE result.
1923 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
1924 * gimple-fold.h (optimize_atomic_compare_exchange_p,
1925 fold_builtin_atomic_compare_exchange): New prototypes.
1926 * gimple-fold.c (optimize_atomic_compare_exchange_p,
1927 fold_builtin_atomic_compare_exchange): New functions..
1928 * tree-ssa.c (execute_update_addresses_taken): If
1929 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
1930 of call when finding addressable vars, and if such var becomes
1931 non-addressable, call fold_builtin_atomic_compare_exchange.
1933 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
1936 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
1937 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
1939 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
1941 * config/rs6000/rs6000.md ('type' attribute): Add
1942 veclogical,veccmpfx,vecexts,vecmove insn types.
1943 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
1944 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
1945 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
1946 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
1947 *nabs<mode>2_hw): Change type to vecmove.
1948 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
1949 *boolcc<mode>3_internal, *eqv<mode>3_internal,
1950 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
1951 *ieee_128bit_vsx_abs<mode>2_internal,
1952 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
1953 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
1954 *ieee128_mtvsrd_32bit): Change type to veclogical.
1955 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
1956 *movdi_internal32, *movdi_internal64): Update insn types.
1957 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
1958 vsx_extract_<mode>): Change type to veclogical.
1959 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
1960 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
1961 *vsx_sign_extend_si_v2di): Change type to vecexts.
1962 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
1964 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
1965 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
1966 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
1967 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
1968 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1969 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
1970 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
1971 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
1972 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
1973 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
1974 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
1975 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
1976 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
1977 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
1978 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
1979 (ppc7450-vecsimple): Add veclogical, vecmove.
1980 (ppc7450-veccmp): Add veccmpfx.
1981 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
1983 (ppc8540_vector_compare): Add veccmpfx.
1984 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
1985 * config/rs6000/cell.md (cell-fp): Add fpsimple.
1986 (cell-vecsimple): Add veclogical, vecmove.
1987 (cell-veccmp): Add veccmpfx.
1988 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
1989 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
1991 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
1992 * config/rs6000/power4.md (power4-fp): Add fpsimple.
1993 (power4-vecsimple): Add veclogical, vecmove.
1994 (power4-veccmp): Add veccmpfx.
1995 * config/rs6000/power5.md (power5-fp): Add fpsimple.
1996 * config/rs6000/power6.md (power6-fp): Add fpsimple.
1997 (power6-vecsimple): Add veclogical, vecmove.
1998 (power6-veccmp): Add veccmpfx.
1999 * config/rs6000/power7.md (power7-fp): Add fpsimple.
2000 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
2001 * config/rs6000/power8.md (power8-fp): Add fpsimple.
2002 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
2003 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
2004 * config/rs6000/titan.md (titan_fp): Add fpsimple.
2005 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
2007 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
2009 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
2012 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2013 OPTION_MASK_P9_DFORM_VECTOR.
2014 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
2015 disable -mpower9-dform-vector when using reload.
2016 (quad_address_p): Remove 'gpr_p' argument and all associated code.
2017 New 'strict' argument. Update all callers. Add strict addressing
2019 (rs6000_legitimate_offset_address_p): Remove call to
2020 virtual_stack_registers_memory_p.
2021 (rs6000_legitimize_reload_address): Add quad address support.
2022 (rs6000_legitimate_address_p): Move call to quad_address_p above
2023 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
2024 to account for new strict usage.
2025 (rs6000_output_move_128bit): Adjust quad_address_p args to account
2026 for new strict usage.
2027 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
2029 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
2036 * config/i386/i386.c (ix86_spill_class): Disable condition to
2037 always return NO_REGS.
2039 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
2041 * predict.c: Include gimple-pretty-print.h
2042 (predicted_by_loop_heuristics_p): Check also
2043 PRED_LOOP_EXIT_WITH_RECURSION
2044 (predict_loops): Find self recursive calls and use special purpose
2045 predictors for them; dump log about decisions.
2046 (pass_profile::execute): Dump info about #of iterations.
2047 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
2048 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
2050 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
2052 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
2053 output_asm_insn calls and shorten long lines. Output .CALL
2054 argument descriptor using pa_output_arg_descriptor. Add various
2055 inline $$dyncall and other optimizations.
2056 (pa_attr_length_indirect_call): Adjust ordering and lengths.
2058 2016-06-25 Jakub Jelinek <jakub@redhat.com>
2060 PR tree-optimization/71643
2061 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
2064 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
2065 leak a bitmap if dep_bb is NULL.
2067 PR tree-optimization/71631
2068 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
2069 to rewrite_expr_tree even if negate_result, move new_lhs var
2070 declaration and initialization earlier, for powi_result set afterwards
2071 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
2072 if new_lhs != lhs, and don't shadow gsi var.
2074 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
2076 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
2077 Add in_loop parameter.
2078 (predict_loops): Add loop guard heuristics.
2079 * predict.def (PRED_LOOP_GUARD): New heuristics.
2081 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
2083 * predict.c: Include ipa-utils.h
2084 (tree_bb_level_prediction): Predict recursive calls.
2085 (tree_estimate_probability_bb): Skip inexpensive calls for call
2087 * predict.def (PRED_RECURSIVE_CALL): New.
2089 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2091 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
2092 (BU_FLOAT128_1): Likewise.
2094 (COPYSIGNQ): Likewise.
2095 (RS6000_BUILTIN_NANQ): Likewise.
2096 (RS6000_BUILTIN_NANSQ): Likewise.
2097 (RS6000_BUILTIN_INFQ): Likewise.
2098 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
2099 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
2100 (TARGET_FOLD_BUILTIN): New #define.
2101 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
2102 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
2103 (rs6000_fold_builtin): New target hook implementation, handling
2104 folding of 128-bit NaNs and infinities.
2105 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
2106 entries are filled in to avoid problems during bootstrap
2107 self-test; define builtins for 128-bit NaNs and infinities.
2108 (rs6000_opt_mask): Add entry for float128.
2109 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
2110 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
2111 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
2112 (const_str_type_node): New #define.
2113 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
2114 to a define_expand that dispatches to either copysign<mode>3_soft
2115 or copysign<mode>3_hard.
2116 (copysign<mode>3_hard): Rename from copysign<mode>3.
2117 (copysign<mode>3_soft): New define_insn.
2118 * doc/extend.texi: Document new builtins.
2120 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2122 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
2123 PRIu64 instead of lu.
2125 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
2128 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
2131 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2133 PR tree-optimization/71647
2134 * omp-low.c (lower_rec_input_clauses): Convert
2135 omp_clause_aligned_alignment (c) to size_type_node for the
2136 last argument of __builtin_assume_aligned.
2138 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
2140 * configure.ac (calling ___tls_get_addr via GOT): New
2141 assembler/linker check.
2142 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
2143 assembler and linker supports calling ___tls_get_addr via GOT.
2144 Otherise, defined to 0.
2145 * config.in: Regenerated.
2146 * configure: Likewise.
2147 * config/i386/constraints.md (Yb): New constraint.
2148 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
2149 (REG_CLASS_NAMES): Likewise.
2150 (REG_CLASS_CONTENTS): Likewise.
2151 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
2152 the b constraint with the Yb constraint. Call ___tls_get_addr
2153 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
2155 (*tls_local_dynamic_base_32_gnu): Likewise.
2156 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
2157 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
2158 (*tls_local_dynamic_base_64_<mode>): Likewise.
2160 2016-06-24 Martin Liska <mliska@suse.cz>
2162 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
2163 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
2165 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
2166 argument to true if the expected number of iterations is
2169 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
2171 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
2172 assemble for 32bit target.
2173 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
2174 and $ld_ix86_gld_32_opt to link for 32bit target.
2175 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
2176 * configure: Regenerate.
2178 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2180 * config/arm/arm.c (int_log2): Delete definition and prototype.
2181 (shift_op): Use exact_log2 instead of int_log2.
2182 (vfp3_const_double_for_fract_bits): Likewise.
2184 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2186 * internal-fn.c (expand_arith_set_overflow): New function.
2187 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
2189 (expand_arith_overflow_result_store): Likewise. Handle precision
2190 smaller than mode precision.
2191 * tree-vrp.c (extract_range_basic): For imag part, handle
2192 properly signed 1-bit precision result.
2193 * doc/extend.texi (__builtin_add_overflow): Document that last
2194 argument can't be pointer to enumerated or boolean type.
2195 (__builtin_add_overflow_p): Document that last argument can't
2196 have enumerated or boolean type.
2198 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2199 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2201 * config/rs6000/predicates.md (splat_input_operand): Rework.
2202 Don't allow constants, since the insns that use this predicate
2203 don't support constants. Constants are handled by other insns
2204 that are created via combine. During and after register
2205 allocation, only allow indexed or indirect addresses, and not
2206 general addresses. Only allow modes supported by the hardware.
2207 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
2208 comment. Move check for using VSPLTIS<x> to a common location,
2209 instead of doing it in two different places.
2211 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
2213 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2214 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
2215 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
2216 signature_CENTAUR_ebx.
2218 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
2222 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
2223 (as_ix86_gas_32_opt): This.
2224 (ld_ix86_tls_ldm_opt): Renamed to ...
2225 (ld_ix86_gld_32_opt): This.
2226 (R_386_TLS_LDM reloc): Updated.
2227 (R_386_GOT32X reloc): New assembler/linker check.
2228 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
2229 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
2231 * config.in: Regenerated.
2232 * configure: Likewise.
2233 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
2234 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
2235 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
2236 if ix86_force_load_from_GOT_p returns true.
2237 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
2238 ix86_force_load_from_GOT_p returns true.
2239 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
2240 the external function address via the GOT slot.
2241 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
2242 HAVE_AS_IX86_GOT32X before returning false.
2243 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
2244 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
2246 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
2248 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
2250 2016-06-23 Andi Kleen <ak@linux.intel.com>
2252 * Makefile.in: Regenerate.
2253 * doc/install.texi: Document autoprofiledbootstrap.
2255 2016-06-23 Andi Kleen <ak@linux.intel.com>
2257 * config/i386/gcc-auto-profile: New file.
2259 2016-06-23 Martin Liska <mliska@suse.cz>
2262 * predict.c (predict_loops): Revert the hunk that was removed
2265 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
2267 * config.gcc: Add support for arm*-*-phoenix* targets.
2268 * config/arm/t-phoenix: New.
2269 * config/phoenix.h: New.
2271 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
2272 H.J. Lu <hongjiu.lu@intel.com>
2275 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
2276 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
2277 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
2278 ix86_force_load_from_GOT_p returns true.
2279 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
2280 ix86_force_load_from_GOT_p returns true.
2281 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
2282 ix86_force_load_from_GOT_p returns true.
2283 (ix86_expand_move): Load the external function address via the
2284 GOT slot if ix86_force_load_from_GOT_p returns true.
2285 * config/i386/predicates.md (x86_64_immediate_operand): Return
2286 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
2287 (x86_64_zext_immediate_operand): Ditto.
2289 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
2291 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
2293 2016-06-22 David Malcolm <dmalcolm@redhat.com>
2296 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
2297 * diagnostic.c (pedwarn_at_rich_loc): New function.
2298 * spellcheck.h (best_match::best_match): Add a
2299 "best_distance_so_far" optional parameter.
2300 (best_match::set_best_so_far): New method.
2301 (best_match::get_best_distance): New accessor.
2302 (best_match::get_best_candidate_length): New accessor.
2304 2016-06-22 Nick Clifton <nickc@redhat.com>
2306 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
2307 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
2308 modes are accepted as well.
2309 (ucompare_loc_descriptor): Likewise.
2310 (minmax_loc_descriptor): Likewise.
2311 (clz_loc_descriptor): Likewise.
2312 (popcount_loc_descriptor): Likewise.
2313 (bswap_loc_descriptor): Likewise.
2314 (rotate_loc_descriptor): Likewise.
2315 (mem_loc_descriptor): Likewise.
2316 (loc_descriptor): Likewise.
2318 2016-06-22 David Malcolm <dmalcolm@redhat.com>
2320 * common.opt (fdiagnostics-parseable-fixits): New option.
2321 * diagnostic.c: Include "selftest.h".
2322 (print_escaped_string): New function.
2323 (print_parseable_fixits): New function.
2324 (diagnostic_report_diagnostic): Call print_parseable_fixits.
2325 (selftest::assert_print_escaped_string): New function.
2326 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
2327 (selftest::test_print_escaped_string): New function.
2328 (selftest::test_print_parseable_fixits_none): New function.
2329 (selftest::test_print_parseable_fixits_insert): New function.
2330 (selftest::test_print_parseable_fixits_remove): New function.
2331 (selftest::test_print_parseable_fixits_replace): New function.
2332 (selftest::diagnostic_c_tests): New function.
2333 * diagnostic.h (struct diagnostic_context): Add field
2334 "parseable_fixits_p".
2335 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
2336 -fdiagnostics-parseable-fixits.
2337 (-fdiagnostics-parseable-fixits): New option.
2338 * opts.c (common_handle_option): Handle
2339 -fdiagnostics-parseable-fixits.
2340 * selftest-run-tests.c (selftest::run_tests): Call
2341 selftest::diagnostic_c_tests.
2342 * selftest.h (selftest::diagnostic_c_tests): New prototype.
2344 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
2346 PR tree-optimization/71488
2347 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
2348 comparison of boolean vectors.
2349 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
2350 of boolean vectors using bitwise operations.
2352 2016-06-22 Andreas Schwab <schwab@suse.de>
2354 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
2357 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
2359 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
2361 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
2363 * config/i386/i386.c (print_reg): Emit an error message on attempt to
2366 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2368 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
2369 * config/arm/arm-cores.def (cortex-a73): New entry.
2370 (cortex-a73.cortex-a35): Likewise.
2371 (cortex-a73.cortex-a53): Likewise.
2372 * config/arm/arm-tables.opt: Regenerate.
2373 * config/arm/arm-tune.md: Likewise.
2374 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
2375 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
2376 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
2377 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
2378 * doc/invoke.texi (ARM Options): Document cortex-a73,
2379 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
2381 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2383 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
2384 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
2385 (cortex-a73.cortex-a35): Likewise.
2386 (cortex-a73.cortex-a53): Likewise.
2387 * config/aarch64/aarch64-tune.md: Regenerate.
2388 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
2389 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
2392 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2394 * configure.ac (gcc_cv_as_compress_debug): Remove
2395 --compress-debug-sections as extra as switch.
2396 Handle gas --compress-debug-sections=type.
2397 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
2398 Handle gld --compress-debug-sections=type.
2399 * configure: Regenerate.
2401 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
2403 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
2405 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
2407 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
2408 (do_rewrite): likewise.
2410 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2412 * common/config/mep/mep-common.c: Remove.
2413 * config.gcc: Remove mep-* support.
2414 * config/mep/constraints.md: Remove.
2415 * config/mep/default.h: Remove.
2416 * config/mep/intrinsics.h: Remove.
2417 * config/mep/intrinsics.md: Remove.
2418 * config/mep/ivc2-template.h: Remove.
2419 * config/mep/mep-c5.cpu: Remove.
2420 * config/mep/mep-core.cpu: Remove.
2421 * config/mep/mep-default.cpu: Remove.
2422 * config/mep/mep-ext-cop.cpu: Remove.
2423 * config/mep/mep-intrin.h: Remove.
2424 * config/mep/mep-ivc2.cpu: Remove.
2425 * config/mep/mep-pragma.c: Remove.
2426 * config/mep/mep-protos.h: Remove.
2427 * config/mep/mep.c: Remove.
2428 * config/mep/mep.cpu: Remove.
2429 * config/mep/mep.h: Remove.
2430 * config/mep/mep.md: Remove.
2431 * config/mep/mep.opt: Remove.
2432 * config/mep/predicates.md: Remove.
2433 * config/mep/t-mep: Remove.
2434 * doc/install.texi: Remove mep-* documentation.
2435 * doc/md.texi: Likewise.
2437 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2439 * config.gcc: Remove support for avr-rtems.
2440 * config/avr/gen-avr-mmcu-specs.c: Likewise.
2441 * config/avr/rtems.h: Remove.
2442 * config/avr/t-rtems: Remove.
2444 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2446 * config.gcc: Remove m32r-rtems support.
2447 * config/m32r/rtems.h: Remove.
2449 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2451 * config.gcc: Remove h8300-rtems support.
2452 * config/h8300/rtems.h: Remove.
2453 * config/h8300/t-rtems: Remove.
2455 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2457 * config.gcc: Remove support for knetbsd.
2458 * configure.ac: Likewise.
2459 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
2460 * config/knetbsd-gnu.h: Remove.
2461 * configure: Regenerate.
2463 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2465 * config.gcc: Remove support for openbsd 2 and 3.
2466 * config/openbsd-oldgas.h: Remove.
2468 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2470 * config.gcc: Remove interix support.
2471 * config/i386/i386-interix.h: Remove.
2472 * config/i386/interix.opt: Remove.
2473 * config/i386/t-interix: Remove.
2474 * configure: Regenerate.
2475 * configure.ac: Remove interix support.
2476 * doc/install.texi: Remove interix documentation.
2478 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
2480 * config/rs6000/rs6000.h: Add conditional preprocessing directives
2481 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
2484 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
2486 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
2487 they are both PLACEHOLDER_EXPRs.
2489 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2491 * stor-layout.c (layout_type): Move setting complex MODE to
2492 layout_type, instead of setting it ahead of time by the caller.
2493 * tree.c (build_complex_type): Likewise.
2495 2016-06-21 Martin Liska <mliska@suse.cz>
2497 * predict.c (force_edge_cold): Replace imposisble with
2500 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
2502 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
2503 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
2505 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
2507 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
2509 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
2510 Ilya Enkovich <ilya.enkovich@intel.com>
2513 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
2514 New member function to convert V1TImode register to SUBREG
2515 TImode in debug insn.
2516 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
2517 after changing register mode to V1TImode.
2519 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
2521 * config/aarch64/aarch64-cores.def (vulcan): New core.
2522 * config/aarch64/aarch64-tune.md: Regenerate.
2523 * doc/invoke.texi: Document vulcan as an available option.
2525 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
2527 * cse.c (canon_asm_operands): New function extracted from...
2528 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
2529 either standalone or member of a PARALLEL.
2531 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
2534 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
2535 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
2536 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
2538 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
2541 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
2542 constant addresses if can_create_pseudo_p.
2544 2016-06-21 Jakub Jelinek <jakub@redhat.com>
2546 PR tree-optimization/71588
2547 * tree-ssa-strlen.c (valid_builtin_call): New function.
2548 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
2551 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2554 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
2555 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
2556 for conversion of scalar user var to complex type and use the
2557 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
2560 PR rtl-optimization/71591
2561 * toplev.c (toplev::run_self_tests): If no_backend, complain and
2562 don't run any tests.
2564 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
2567 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
2568 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
2569 space for PIC with non-v32 and the common non-PIC "jump".
2571 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2574 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
2575 returned values and add UN*/LTGT/*ORDERED cases with values matching
2576 D operand modifier on vcmp for AVX.
2578 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2580 * config/aarch64/aarch64.opt
2581 (mpc-relative-literal-loads): Rename internal option name.
2582 * config/aarch64/aarch64.c
2583 (aarch64_nopcrelative_literal_loads): Rename to
2584 aarch64_pcrelative_literal_loads.
2585 (aarch64_expand_mov_immediate): Likewise.
2586 (aarch64_secondary_reload): Likewise.
2587 (aarch64_can_use_per_function_literal_pools_p): Likewise.
2588 (aarch64_override_options_after_change_1): Rename and simplify logic.
2589 (aarch64_classify_symbol): Merge large model checks into switch,
2590 remove pc-relative load check.
2592 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2594 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
2595 costs relative to the cost of a register move.
2597 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2599 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
2600 (vcvt_n_f64_u64): Likewise.
2601 (vcvt_n_s64_f64): Likewise.
2602 (vcvt_n_u64_f64): Likewise.
2603 (vcvt_f64_s64): Likewise.
2604 (vrecpe_f64): Likewise.
2605 (vcvt_f64_u64): Likewise.
2606 (vrecps_f64): Likewise.
2608 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2610 * config/aarch64/aarch64.md
2611 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
2613 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
2615 * config/aarch64/aarch64-builtins.c
2616 (aarch64_types_binop_uss_qualifiers): Delete.
2617 (TYPES_BINOP_USS): Likewise.
2618 (aarch64_types_binop_sus_qualifiers): Likewise.
2619 (TYPES_BINOP_SUS): Likewise.
2620 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
2621 (TYPES_FCVTIMM_SUS): Likewise.
2622 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
2624 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
2625 (fcvtzs): Use SHIFTIMM rather than BINOP.
2626 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
2628 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2630 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
2631 costs relative to the cost of a register move.
2633 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2635 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
2636 Allow scalar/single vector modes to be tieable.
2638 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2640 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
2642 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2644 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
2646 * tree.h (TYPE_ALIGN): Likewise.
2648 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2651 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
2653 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2655 * config/avr/avr.c (avr_print_operand): Fix "format not a string
2656 literal" build warnings.
2657 (avr_print_operand_address): Dito.
2659 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
2662 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
2663 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
2665 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
2667 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
2669 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
2672 * reload1.c (reload): Pass 0 to finish_spills when called because
2673 update_eliminables_and_spill returns true and remove did_spill.
2674 (finish_spills): Adjust comment and document GLOBAL parameter.
2676 2016-06-17 DJ Delorie <dj@redhat.com>
2679 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
2680 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
2681 (umulqihi3_virt): Likewise.
2682 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
2683 (umulqihi3_real): Likewise.
2685 2016-06-17 Martin Liska <mliska@suse.cz>
2687 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
2689 2016-06-17 Martin Liska <mliska@suse.cz>
2691 * predict.def: PRED_LOOP_EXIT from 92 to 85.
2693 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
2695 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
2697 (vaddq_f32): Likewise.
2698 (vmul_f32): Likewise.
2699 (vmulq_f32): Likewise.
2700 (vsub_f32): Likewise.
2701 (vsubq_f32): Likewise.
2703 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2705 PR tree-optimization/71347
2706 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
2707 cost for all uses in group.
2709 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2711 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2712 insert gimple seq if it's not empty.
2714 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2716 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
2718 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
2720 (comp_dr_with_seg_len_pair): Ditto.
2721 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
2722 struct dr_with_seg_len_pair against DR_OFFSET.
2723 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
2726 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
2728 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
2730 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
2732 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
2733 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
2734 (pa_output_millicode_call): Likewise.
2735 (pa_output_call): Likewise.
2736 (pa_output_indirect_call): Likewise.
2737 (pa_asm_output_mi_thunk): Likewise.
2739 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2741 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
2743 2016-06-16 Martin Liska <mliska@suse.cz>
2745 * predict.c (combine_predictions_for_insn): When we find a first
2746 match predictor, we should consider just predictors with
2747 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
2748 DS theory predictor.
2749 (combine_predictions_for_bb): Likewise.
2751 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2753 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
2754 with base of reference to struct.
2756 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2758 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
2760 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2763 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
2764 progmem_swtable_section.
2765 (progmem_swtable_section): Remove.
2766 (avr_asm_function_rodata_section): Remove.
2767 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2768 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
2770 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
2772 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2773 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
2774 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
2775 signature_CENTAUR_ebx.
2776 * config/i386/i386.c (ix86_option_override_internal): Add
2777 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
2778 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
2779 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
2781 2016-06-16 Martin Liska <mliska@suse.cz>
2783 * predict.def: Add fortran loop preheader predictor.
2784 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
2785 fold IFN_BUILTIN_EXPECT with a known constant argument.
2787 2016-06-16 Martin Liska <mliska@suse.cz>
2789 * predict.def: Add 'Fortran' to display text of all
2790 PRED_FORTRAN_* predictors.
2792 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2795 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
2796 [IA64_BUILTIN_NANSQ]: Ditto.
2797 (ia64_fold_builtin): New function.
2798 (TARGET_FOLD_BUILTIN): New define.
2799 (ia64_init_builtins) Declare const_string_type node.
2800 Add __builtin_nanq and __builtin_nansq builtin functions.
2801 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
2803 2016-06-16 Nick Clifton <nickc@redhat.com>
2805 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
2806 MSP430_HWMULT_ prefix to enum values.
2807 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
2808 * config/msp430/msp430.c: Update use of enum values.
2809 * config/msp430/msp430.md: Likewise.
2810 * config/msp430/msp430.opt: Likewise.
2812 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
2814 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
2815 of comparsions in the last iteration.
2817 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2818 Joern Rennecke <joern.rennecke@embecosm.com>
2820 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
2822 (arc_needs_pcl_p): Add GOTOFFPC.
2823 (arc_legitimate_pic_addr_p): Likewise.
2824 (arc_output_pic_addr_const): Likewise.
2825 (arc_legitimize_pic_address): Generate a pc-relative address using
2827 (arc_output_libcall): Use @pcl syntax.
2828 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
2829 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
2830 (*movsi_insn): Use @pcl syntax.
2831 (doloop_begin_i): Likewise.
2833 2016-06-16 Martin Liska <mliska@suse.cz>
2835 * predict.def: Define a new predictor.
2837 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2839 * config/arc/arc.opt (mtp-regno): Update text.
2841 2016-06-16 Renlin Li <renlin.li@arm.com>
2843 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
2845 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2848 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
2849 (setcc + and peephole2): Likewise.
2851 PR rtl-optimization/71532
2852 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
2855 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2857 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
2858 DImode constants with XXSPLTIB in vector registers.
2859 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
2860 vsx_extract_<mode>_internal{1,2} into a single insn that handles
2861 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
2862 extraction of the element at the top of the register as a scalar
2864 (vsx_extract_<mode>_internal1): Likewise.
2865 (vsx_extract_<mode>_internal2): Likewise.
2866 * config/rs6000/constraints.md (wi constraint): Remove a comment
2867 about DImode not being allowed in Altivec registers.
2868 (wB constraint): New constraint for constants that can be
2869 generated in Altivec registers with VSPLTISW/VUPKHSW.
2870 * config/rs6000/predicates.md (xxspltib_constant_split): Update
2872 (xxspltib_constant_nosplit): Likewise.
2873 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
2874 support for -mupper-regs-di to enable DImode to go into Altivec
2876 (POWERPC_MASKS): Likewise.
2877 (power7 cpu): Likewise.
2878 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
2879 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
2880 for DImode being allowed in Altivec registers. Update wi/wj
2881 constraints. Set scalar_in_vmx_p flag.
2882 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
2883 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
2884 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
2885 (rs6000_opt_masks): Add -mupper-regs-di.
2886 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
2887 direct move to use wi and not wj.
2889 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
2891 (floatunssi<mode>2_lfiwzx_mem): Likewise.
2892 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
2893 any VSX register, instead of just Altivec registers, to allow
2894 either operand to be an Altivec register or both.
2895 (fixuns_trunc<mode>di2_fctiduz): Likewise.
2896 (movdi_internal32): Add support for -mupper-regs-di. Add support
2897 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
2898 the alternatives and attributes to be lined up to be easier to
2900 (movdi_internal64): Likewise.
2901 (64-bit DImode splitters): Change predicates to only split loading
2902 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
2903 load constants in ISA 3.0 or ISA 2.07 respectively.
2904 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2905 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
2906 mention -mcpu=power9 sets these options.
2907 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
2910 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2913 * config/avr/avr.c (avr_set_current_function): Warn misspelled
2914 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
2915 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
2916 by default to warn misspelled interrupt/ signal handler.
2917 * doc/invoke.texi (AVR Options): Document it. Update description
2918 for -nodevicelib option.
2920 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2922 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
2923 up parentheses. Use GET_MODE_UNIT_BITSIZE.
2924 (aarch64_<sur>shll2_n<mode>): Likewise.
2926 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
2929 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
2930 DECL_CONTEXT for copied arguments.
2932 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2934 PR tree-optimization/71483
2935 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
2938 2016-06-15 Martin Liska <mliska@suse.cz>
2940 * predict.c (tree_predict_by_opcode): Call predict_edge_def
2941 instead of predict_edge w/o a probability.
2943 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2945 PR tree-optimization/71439
2946 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
2949 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2951 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
2952 register subregs in SET_SRC.
2954 2016-06-15 Richard Biener <rguenther@suse.de>
2956 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
2959 2016-06-15 Richard Biener <rguenther@suse.de>
2961 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
2962 not consider dependences between accesses that belong to the
2964 (vect_analyze_data_ref_dependences): Do not analyze read-read
2965 or self-dependences.
2967 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2969 * spellcheck-tree.c: Include spellcheck-tree.h rather than
2971 (find_closest_identifier): Reimplement in terms of
2972 best_match<tree,tree>.
2973 * spellcheck-tree.h: New file.
2974 * spellcheck.c (struct edit_distance_traits<const char *>): New
2976 (find_closest_string): Reimplement in terms of
2977 best_match<const char *, const char *>.
2978 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
2979 overload to spellcheck-tree.h.
2980 (find_closest_identifier): Likewise.
2981 (struct edit_distance_traits<T>): New template.
2982 (class best_match): New class.
2984 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2986 * selftest-run-tests.c (selftest::run_tests): Call
2987 selftest::spellcheck_tree_c_tests.
2988 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
2989 * spellcheck-tree.c: Include selftest.h and stringpool.h.
2990 (selftest::test_find_closest_identifier): New function.
2991 (selftest::spellcheck_tree_c_tests): New function.
2992 * spellcheck.c (selftest::test_find_closest_string): Verify that
2993 the order of the vec does not affect the results for this case.
2994 (selftest::test_data): New array.
2995 (selftest::test_metric_conditions): New function.
2996 (selftest::spellcheck_c_tests): Add a test of case-comparison.
2997 Call selftest::test_metric_conditions.
2999 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3001 * config/rs6000/rs6000-builtin.def (commentary): Typo.
3002 (BU_P9_MISC_1): Likewise.
3003 (BU_P9_64BIT_MISC_0): Likewise.
3004 (BU_P9_MISC_0): Likewise.
3006 2016-06-14 David Malcolm <dmalcolm@redhat.com>
3008 * gcc-rich-location.c
3009 (gcc_rich_location::add_fixit_misspelled_id): New method.
3010 * gcc-rich-location.h
3011 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
3013 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
3015 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
3016 FreeBSD 11 and above.
3018 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
3020 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
3022 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3024 * expmed.h: Close parenthesis in "at your option" in copyright
3026 * lower-subreg.h: Likewise.
3028 2016-06-14 Richard Biener <rguenther@suse.de>
3031 * genmatch.c (expr::gen_transform): Use in_type for comparisons
3034 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3036 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
3038 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
3040 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
3042 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
3043 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
3045 2016-06-14 Richard Biener <rguenther@suse.de>
3047 PR tree-optimization/71522
3048 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
3049 copying into float copying.
3051 2016-06-14 Jakub Jelinek <jakub@redhat.com>
3053 PR tree-optimization/71520
3054 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
3055 (replace_block_by): Move user labels from bb1 to bb2.
3057 2016-06-14 Richard Biener <rguenther@suse.de>
3061 * expr.h (get_bit_range): Declare.
3062 * expr.c (get_bit_range): Export.
3063 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
3064 word_mode again to constrain the bitfield access.
3066 2016-06-14 Richard Biener <rguenther@suse.de>
3068 PR tree-optimization/71521
3069 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
3070 division int_const_binop against zero divisor.
3072 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3074 * config/i386/i386.md (signbittf2): New expander.
3075 * config/i386/sse.md (ptesttf2): New insn pattern.
3077 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3080 * input.c (selftest::test_reading_source_line): Avoid reading from
3081 __FILE__ by creating a tempfile with known content and reading
3084 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3086 * pretty-print.c (assert_pp_format_colored): Skip the test if
3088 (test_pp_format): Remove comment about GCC_COLORS.
3090 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3092 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
3093 * pretty-print.c (assert_pp_format_va): Add location param and use
3094 it with ASSERT_STREQ_AT.
3095 (assert_pp_format): Add location param and pass it to
3096 assert_pp_format_va.
3097 (assert_pp_format_colored): Likewise.
3098 (ASSERT_PP_FORMAT_1): New.
3099 (ASSERT_PP_FORMAT_2): New.
3100 (ASSERT_PP_FORMAT_3): New.
3101 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
3102 explicitly, or implicitly via the above macros.
3103 * selftest.c (selftest::pass): Use a selftest::location rather
3105 (selftest::fail): Likewise. Print the function name.
3106 (selftest::fail_formatted): Likewise.
3107 (selftest::assert_streq): Use a selftest::location rather than
3109 * selftest.h (selftest::location): New struct.
3110 (SELFTEST_LOCATION): New macro.
3111 (selftest::pass): Accept a const location & rather than file
3113 (selftest::fail): Likewise.
3114 (selftest::fail_formatted): Likewise.
3115 (selftest::assert_streq): Likewise.
3116 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
3117 (ASSERT_FALSE): Likewise.
3118 (ASSERT_EQ): Likewise.
3119 (ASSERT_NE): Likewise.
3120 (ASSERT_STREQ): Likewise.
3121 (ASSERT_PRED1): Likewise.
3122 (ASSERT_STREQ_AT): New macro.
3124 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3126 * selftest.c (selftest::fail_formatted): New function.
3127 (selftest::assert_streq): New function.
3128 * selftest.h (selftests::fail_formatted): New decl.
3129 (selftest::assert_streq): New decl.
3130 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
3132 2016-06-13 Jeff Law <law@redhat.com>
3134 PR tree-optimization/71403
3135 * tree-ssa-threadbackward.c
3136 (convert_and_register_jump_thread_path): No longer accept reference
3137 to path. Do not pop items off the path anymore.
3138 (fsm_find_control_statement_thread_paths): Do not allow threading
3139 to a deeper loop nest. Pop the last item off the path here rather
3140 than in convert_and_register_jump_thread_path.
3142 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3143 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
3145 [AArch64] Emit division using the Newton series
3147 * config/aarch64/aarch64-protos.h
3148 (cpu_approx_modes): Add new member "division".
3149 (aarch64_emit_approx_div): Declare new function.
3150 * config/aarch64/aarch64.c
3151 (generic_approx_modes): New member "division".
3152 (exynosm1_approx_modes): Likewise.
3153 (xgene1_approx_modes): Likewise.
3154 (aarch64_emit_approx_div): Define new function.
3155 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
3156 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
3157 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
3158 * doc/invoke.texi (-mlow-precision-div): Describe new option.
3160 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3161 Wilco Dijkstra <wilco.dijkstra@arm.com>
3163 [AArch64] Emit square root using the Newton series
3165 * config/aarch64/aarch64-protos.h
3166 (aarch64_emit_approx_rsqrt): Replace with new function
3167 "aarch64_emit_approx_sqrt".
3168 (cpu_approx_modes): New member "sqrt".
3169 * config/aarch64/aarch64.c
3170 (generic_approx_modes): New member "sqrt".
3171 (exynosm1_approx_modes): Likewise.
3172 (xgene1_approx_modes): Likewise.
3173 (aarch64_emit_approx_rsqrt): Replace with new function
3174 "aarch64_emit_approx_sqrt".
3175 (aarch64_override_options_after_change_1): Handle new option.
3176 * config/aarch64/aarch64-simd.md
3177 (rsqrt<mode>2): Use new function instead.
3178 (sqrt<mode>2): New expansion and insn definitions.
3179 * config/aarch64/aarch64.md: Likewise.
3180 * config/aarch64/aarch64.opt
3181 (mlow-precision-sqrt): Add new option description.
3182 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
3184 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3186 [AArch64] Add more choices for the reciprocal square root approximation
3188 Allow a target to prefer such operation depending on the operation mode.
3190 * config/aarch64/aarch64-protos.h
3191 (AARCH64_APPROX_MODE): New macro.
3192 (AARCH64_APPROX_{NONE,ALL}): Likewise.
3193 (cpu_approx_modes): New structure.
3194 (tune_params): New member "approx_modes".
3195 * config/aarch64/aarch64-tuning-flags.def
3196 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
3197 * config/aarch64/aarch64.c
3198 (generic_approx_modes): New core "cpu_approx_modes" structure.
3199 (exynosm1_approx_modes): Likewise.
3200 (xgene1_approx_modes): Likewise.
3201 (generic_tunings): New member "approx_modes".
3202 (cortexa35_tunings): Likewise.
3203 (cortexa53_tunings): Likewise.
3204 (cortexa57_tunings): Likewise.
3205 (cortexa72_tunings): Likewise.
3206 (exynosm1_tunings): Likewise.
3207 (thunderx_tunings): Likewise.
3208 (xgene1_tunings): Likewise.
3209 (use_rsqrt_p): New argument for the mode and use new member from
3211 (aarch64_builtin_reciprocal): Devise mode from builtin.
3212 (aarch64_optab_supported_p): New argument for the mode.
3213 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
3215 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3217 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
3218 RS6000_BTM_MODULO flag into the set of flags that are considered
3219 to be part of the common configuration.
3221 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3223 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
3224 difference unsigned.
3225 (vec_absdb): New macro for vector absolute difference unsigned
3227 (vec_absdh): New macro for vector absolute difference unsigned
3229 (vec_absdw): New macro for vector absolute difference unsigned word.
3230 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
3231 (vadu<mode>3): New insn.
3232 (*p9_vadu<mode>3): New insn.
3233 * config/rs6000/rs6000-builtin.def (vadub): New built-in
3235 (vaduh): New built-in definition.
3236 (vaduw): New built-in definition.
3237 (vadu): New overloaded built-in definition.
3238 (vadub): New overloaded built-in definition.
3239 (vaduh): New overloaded built-in definition.
3240 (vaduw): New overloaded built-in definition.
3241 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3242 overloaded vector absolute difference unsigned functions.
3243 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3244 the ISA 3.0 vector absolute difference unsigned built-in functions.
3246 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
3248 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
3249 update shared_lookup_references only once after changing operands.
3251 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
3254 * tree-nested.c (convert_nonlocal_omp_clauses)
3255 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
3257 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
3258 * tree.def (CASE_LABEL_EXPR): Likewise.
3260 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3263 * input.c (test_builtins): Fix an assertion.
3265 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3267 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
3270 (isinf<mode>2): Ditto.
3272 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3274 * ggc-tests.c (test_finalization): Only test need_finalization_p
3275 for GCC_VERSION >= 4003.
3277 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3279 * config/s390/vecintrin.h: Fix file description in comment.
3281 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3283 * config/s390/s390-builtin-types.def: Change builtin type naming
3284 scheme to match builtin-types.def.
3286 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
3288 * fold-const.c (optimize_minmax_comparison): Remove.
3289 (fold_comparison): Remove call to the above.
3290 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
3291 New transformations.
3293 2016-06-13 Alan Hayward <alan.hayward@arm.com>
3295 PR tree-optimization/71416
3296 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
3299 2016-06-13 Martin Liska <mliska@suse.cz>
3301 * predict.c (enum predictor_reason): Prefix enum with REASON_.
3302 (combine_predictions_for_insn): Likewise.
3303 (prune_predictions_for_bb): Likewise.
3304 (combine_predictions_for_bb): Likewise.
3306 2016-06-13 Richard Biener <rguenther@suse.de>
3308 PR tree-optimization/71505
3309 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
3310 assert match comment.
3312 2016-06-13 Marek Polacek <polacek@redhat.com>
3315 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
3316 gimplify_switch_expr.
3317 (warn_switch_unreachable_r): New function.
3319 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3322 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
3325 2016-06-13 Richard Biener <rguenther@suse.de>
3328 * fold-const.c (fold_unary_loc): Preserve alignment when
3329 folding a VIEW_CONVERT_EXPR into a MEM_REF.
3331 2016-06-13 Martin Liska <mliska@suse.cz>
3334 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
3335 w/ -fsanitize=bounds.
3337 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3339 * config/i386/i386.c (ix86_init_builtins): Calculate
3340 FLOAT128_FTYPE_CONST_STRING function type only once.
3341 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
3342 built-in functions are available for x86-32 and x86-64 targets.
3344 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3347 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
3349 (FLOAT128_FTYPE_CONST_STRING): New function type.
3350 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
3351 [IX86_BUILTIN_NANSQ]: Ditto.
3352 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
3353 (ix86_init_builtin_types): Declare const_string_type_node.
3354 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
3356 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
3357 * doc/extend.texi (x86 Built-in Functions): Document
3358 __builtin_nanq and __builtin_nansq.
3360 2016-06-11 Jiong Wang <jiong.wang@arm.com>
3363 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
3364 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
3365 length for pop patterns.
3366 (arm_attr_length_push_multi): Update comments.
3367 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
3369 (*pop_multiple_with_writeback_and_return): Likewise.
3370 (*pop_multiple_with_return): Likewise.
3372 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
3375 * fold-const.c (optimize_bit_field_compare): Don't try to use
3376 word_mode unconditionally for reading the bit field, look at
3377 DECL_BIT_FIELD_REPRESENTATIVE instead.
3379 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
3382 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
3383 vector integer type.
3385 2016-06-10 Jakub Jelinek <jakub@redhat.com>
3388 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
3389 without LABEL_DECL, set *handled_ops_p to false instead of true.
3391 2016-06-10 Martin Sebor <msebor@redhat.com>
3394 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
3395 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
3396 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
3398 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
3399 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
3400 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
3401 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
3402 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
3403 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
3404 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
3405 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
3407 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3409 * config/arm/arm.h (pool_vector_label,
3410 return_used_this_function): Remove.
3412 2016-06-10 Jeff Law <law@redhat.com>
3414 PR tree-optimization/71335
3415 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
3416 zero length paths here.
3417 (convert_and_register_jump_thread_path): Remove hacks related to
3418 duplicated blocks in the jump thread path.
3419 (fsm_find_control_statement_thread_paths): Avoid putting the same
3420 block on the thread path twice, but ensure the thread path is
3421 unchanged from the caller's point of view.
3423 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3425 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
3426 * predict.def (PRED_LOOP_BRANCH): Remove.
3428 2016-06-10 David Malcolm <dmalcolm@redhat.com>
3430 * Makefile.in (OBJS): Add ggc-tests.o.
3431 (GTFILES): Add ggc-tests.c.
3432 * ggc-tests.c: New file.
3433 * selftest-run-tests.c (selftest::run_tests): Call
3434 selftest::ggc_tests_c_tests.
3435 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
3437 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
3439 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
3441 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
3444 * varasm.c (place_block_symbol): Adjust alignment for asan protected
3445 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
3447 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3449 * profile.c: Include cfgloop.h.
3450 (branch_prob): Compute estimated number of iterations.
3451 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
3452 recompute estimate number of iterations from profile.
3454 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3457 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
3458 must be grouped on top of stack. Don't force early clobber
3459 on ordinary reg outputs.
3461 2016-06-10 Richard Biener <rguenther@suse.de>
3463 * targhooks.c (default_builtin_vectorization_cost): Adjust
3466 2016-06-10 Richard Biener <rguenther@suse.de>
3468 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
3469 to fold the RHS to a constant if possible.
3471 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
3474 * tree-nested.c (convert_nonlocal_omp_clauses)
3475 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
3476 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
3477 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
3479 * gimplify.c (gimplify_adjust_omp_clauses): Discard
3481 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
3483 * omp-low.c (scan_sharing_clauses): Don't expect
3486 2016-06-10 Alan Hayward <alan.hayward@arm.com>
3488 PR tree-optimization/71407
3489 PR tree-optimization/71416
3490 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
3493 2016-06-10 Richard Biener <rguenther@suse.de>
3496 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
3498 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
3500 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
3502 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
3503 Jiong Wang <jiong.wang@arm.com>
3505 PR rtl-optimization/70751
3506 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
3507 spilled into memory.
3509 2016-06-09 Jonathan Yong <10walls@gmail.com>
3512 2015-09-21 Jonathan Yong <10walls@gmail.com>
3514 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
3515 sysroot/usr/lib/32api for additional win32 libraries,
3516 fixes failing Cygwin bootstrapping.
3518 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
3520 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
3523 2016-06-09 David Malcolm <dmalcolm@redhat.com>
3526 * pretty-print.c (pp_indent): Specify that %p is printed in a
3527 host-dependent manner.
3528 (test_pp_format): Remove the test for %p.
3530 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
3532 * config/mips/mips.c (mips_output_jump): Fix formatting.
3534 2016-06-09 Richard Biener <rguenther@suse.de>
3536 PR tree-optimization/71462
3537 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
3540 2016-06-09 Martin Liska <mliska@suse.cz>
3542 * predict.c (dump_prediction): Add new argument.
3543 (enum predictor_reason): New enum.
3544 (struct predictor_hash): New struct.
3545 (predictor_hash::hash): New function.
3546 (predictor_hash::equal): Likewise.
3547 (not_removed_prediction_p): New function.
3548 (prune_predictions_for_bb): Likewise.
3549 (combine_predictions_for_bb): Prune predictions.
3551 2016-06-09 Martin Liska <mliska@suse.cz>
3553 * predict.c (filter_predictions): New function.
3554 (remove_predictions_associated_with_edge): Use the filter
3556 (equal_edge_p): New function.
3558 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
3560 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
3561 Correct usage of @samp vs @option, add @samp where appropriate.
3562 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
3563 Add armv6s-m and document it, as it is no official ARM name.
3565 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3567 * ifcvt.c (struct noce_if_info): Add transform_name field.
3568 (noce_try_move): Set if_info->transform_name to the function name.
3569 (noce_try_ifelse_collapse): Likewise.
3570 (noce_try_store_flag): Likewise.
3571 (noce_try_inverse_constants): Likewise.
3572 (noce_try_store_flag_constants): Likewise.
3573 (noce_try_addcc): Likewise.
3574 (noce_try_store_flag_mask): Likewise.
3575 (noce_try_cmove): Likewise.
3576 (noce_try_cmove_arith): Likewise.
3577 (noce_try_minmax): Likewise.
3578 (noce_try_abs): Likewise.
3579 (noce_try_sign_mask): Likewise.
3580 (noce_try_bitop): Likewise.
3581 (noce_convert_multiple_sets): Likewise.
3582 (noce_process_if_block): Print if_info->transform_name to
3583 dump_file if transformation succeeded.
3585 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3587 * config/arm/cortex-a57.md (cortex_a57_alu):
3590 2016-06-08 Martin Sebor <msebor@redhat.com>
3591 Jakub Jelinek <jakub@redhat.com>
3595 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
3596 BUILT_IN_MUL_OVERFLOW_P): New builtins.
3597 * builtins.c: Include gimple-fold.h.
3598 (fold_builtin_arith_overflow): Handle
3599 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
3600 (fold_builtin_3): Likewise.
3601 * doc/extend.texi (Integer Overflow Builtins): Document
3602 __builtin_{add,sub,mul}_overflow_p.
3604 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
3606 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
3607 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
3609 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
3611 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
3612 Rewrite, looking one level down for records and arrays.
3614 2016-06-08 David Malcolm <dmalcolm@redhat.com>
3616 * pretty-print.c: Include "selftest.h".
3617 (pp_format): Fix comment.
3618 (identifier_to_locale): Likewise.
3619 (selftest::test_basic_printing): New function.
3620 (selftest::assert_pp_format): New function.
3621 (selftest::test_pp_format): New function.
3622 (selftest::pretty_print_c_tests): New function.
3623 * selftest-run-tests.c (selftest::run_tests): Call
3624 selftest::pretty_print_c_tests.
3625 * selftest.h (pretty_print_c_tests): New declaration.
3627 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3629 * invoke.texi (max-loop-headers-insns): Document.
3630 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
3631 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
3632 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
3634 2016-06-08 Richard Biener <rguenther@suse.de>
3636 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
3637 on strided SLP loads and fall back to scalar loads in case
3638 we can't chunk them.
3640 2016-06-08 Richard Biener <rguenther@suse.de>
3642 PR tree-optimization/71452
3643 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
3644 type used for the SSA rewrite has enough precision to cover
3645 the dynamic type of the location.
3647 2016-06-08 Jakub Jelinek <jakub@redhat.com>
3648 Richard Biener <rguenther@suse.de>
3651 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
3652 the same as DECL_P (base0) for indirect_base0. Use equality_code
3653 in one further place.
3655 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
3657 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
3658 to one word if the field is known to overlap other words.
3659 (extract_bit_field_1): Likewise.
3660 (store_split_bit_field): Remove compensating code.
3661 (extract_split_bit_field): Likewise.
3663 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
3667 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
3669 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3671 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
3673 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
3674 (arch64_addpv4sf): Delete.
3675 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
3676 "gen_aarch64_addpv4sf".
3677 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
3679 (vpadds_f32): Likewise.
3680 (vpaddq_f32): Likewise.
3681 (vpaddq_f64): Likewise.
3683 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3685 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
3687 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
3688 to VALLF. Rename to "fabd<mode>3".
3689 "*fabd_scalar<mode>3): Delete.
3690 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
3692 (vabdd_f64): Likewise.
3693 (vabd_f32): Likewise.
3694 (vabd_f64): Likewise.
3695 (vabdq_f32): Likewise.
3696 (vabdq_f64): Likewise.
3698 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3700 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
3702 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
3703 "aarch64_rsqrts<mode>".
3704 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
3705 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
3707 (vrsqrtsd_f64): Likewise.
3708 (vrsqrts_f32): Likewise.
3709 (vrsqrts_f64): Likewise.
3710 (vrsqrtsq_f32): Likewise.
3711 (vrsqrtsq_f64): Likewise.
3713 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3715 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
3717 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
3718 "aarch64_rsqrte<mode>".
3719 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
3720 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
3722 (vrsqrted_f64): Likewise.
3723 (vrsqrte_f32): Likewise.
3724 (vrsqrte_f64): Likewise.
3725 (vrsqrteq_f32): Likewise.
3726 (vrsqrteq_f64): Likewise.
3728 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3730 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
3734 * config/aarch64/aarch64-simd.md
3735 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
3736 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
3737 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
3739 (vcvt_n_f32_u32): Likewise.
3740 (vcvt_n_s32_f32): Likewise.
3741 (vcvt_n_u32_f32): Likewise.
3742 (vcvtq_n_f32_s32): Likewise.
3743 (vcvtq_n_f32_u32): Likewise.
3744 (vcvtq_n_f64_s64): Likewise.
3745 (vcvtq_n_f64_u64): Likewise.
3746 (vcvtq_n_s32_f32): Likewise.
3747 (vcvtq_n_s64_f64): Likewise.
3748 (vcvtq_n_u32_f32): Likewise.
3749 (vcvtq_n_u64_f64): Likewise.
3750 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
3751 (VSDQ_SDI): Likewise.
3752 (fcvt_target): Support V4DI, V4SI and V2SI.
3753 (FCVT_TARGET): Likewise.
3755 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3757 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
3758 (TYPES_BINOP_SUS): Likewise.
3759 (aarch64_simd_builtin_data): Update include file name.
3760 (aarch64_builtins): Likewise.
3761 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
3762 for conversion between scalar float-point and fixed-point.
3766 * config/aarch64/aarch64.md
3767 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
3768 pattern for conversion between scalar float to fixed-pointer.
3769 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
3770 (UNSPEC_FCVTZS): New UNSPEC enumeration.
3771 (UNSPEC_FCVTZU): Likewise.
3772 (UNSPEC_SCVTF): Likewise.
3773 (UNSPEC_UCVTF): Likewise.
3774 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
3776 (vcvtd_n_f64_u64): Likewise.
3777 (vcvtd_n_s64_f64): Likewise.
3778 (vcvtd_n_u64_f64): Likewise.
3779 (vcvtd_n_f32_s32): Likewise.
3780 (vcvts_n_f32_u32): Likewise.
3781 (vcvtd_n_s32_f32): Likewise.
3782 (vcvts_n_u32_f32): Likewise.
3783 * config/aarch64/iterators.md (fcvt_target): Support integer to float
3785 (FCVT_TARGET): Likewise.
3786 (FCVT_FIXED2F): New iterator.
3787 (FCVT_F2FIXED): Likewise.
3788 (fcvt_fixed_insn): New define_int_attr.
3790 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3792 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
3793 some statements was removed.
3795 2016-06-08 Alan Hayward <alan.hayward@arm.com>
3797 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
3798 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
3799 (vect_can_advance_ivs_p): likewise.
3800 (vect_update_ivs_after_vectorizer): likewise.
3801 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
3802 (vect_analyze_scalar_cycles_1): likewise.
3803 (vect_analyze_loop_operations): likewise.
3804 (report_vect_op): likewise.
3805 (vect_is_slp_reduction): likewise.
3806 (vect_is_simple_reduction): likewise.
3807 (get_initial_def_for_induction): likewise.
3808 (vect_transform_loop): likewise.
3809 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
3810 (vect_recog_sad_pattern): likewise.
3811 (vect_recog_widen_sum_pattern): likewise.
3812 (vect_recog_widening_pattern): likewise.
3813 (vect_recog_divmod_pattern): likewise.
3814 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
3815 (vect_analyze_slp_instance): likewise.
3816 (vect_transform_slp_perm_load): likewise.
3817 (vect_schedule_slp_instance): likewise.
3819 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3821 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
3822 (return_prediction): PRED_CONST_RETURN predict return as not taken.
3823 * predict.def (PRED_CONTINUE): Change hitrate 50->67
3824 (PRED_LOOP_BRANCH): Document predictor as broken.
3825 (PRED_LOOP_EXIT): Change hitrate 91->92.
3826 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
3827 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
3828 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
3829 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
3830 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
3831 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
3832 (PRED_CALL): Chane hitrate 71->67.
3833 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
3834 (PRED_GOTO): Document as unused right now.
3835 (PRED_CONST_RETURN): Change hitrate 67->69
3836 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
3837 (PRED_NULL_RETURN): Change hitrate 91->90.
3838 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
3839 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
3840 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
3842 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
3844 * config/rs6000/altivec.h: Add __builtin_vec_mul.
3845 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
3846 special case Altivec builtin.
3847 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3848 VSX_BUILTIN_VEC_MUL (replaced with special case code).
3849 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3850 code for ALTIVEC_BUILTIN_VEC_MUL.
3851 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3852 for __builtin_vec_mul.
3854 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3856 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
3859 2016-06-07 David Malcolm <dmalcolm@redhat.com>
3861 * spellcheck.c (selftest::test_find_closest_string): New function.
3862 (spellcheck_c_tests): Call the above.
3864 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3866 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
3868 2016-06-07 Jakub Jelinek <jakub@redhat.com>
3870 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
3871 Yv=Yv,C alternatives.
3873 2016-06-07 Richard Biener <rguenther@suse.de>
3876 * common.opt (ffast-math): Make Optimization.
3878 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
3879 Prachi Godbole <prachi.godbole@imgtec.com>
3881 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
3882 `fabs' and `fneg' type attributes.
3883 (p5600_fpu_fabs): Add `fmove' to the comment.
3885 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3887 * gimple.c: Include builtins.h
3888 (gimple_inexpensive_call_p): New function.
3889 * gimple.h (gimple_inexpensive_call_p): Declare.
3890 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
3891 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
3894 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
3896 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
3897 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
3898 warning_at_rich_loc, warning_n, pedwarn, permerror,
3899 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
3900 sorry, fatal_error, internal_error, internal_error_no_backtrace):
3903 2016-06-07 Richard Biener <rguenther@suse.de>
3905 PR tree-optimization/71428
3906 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
3907 BIT_FIELD_REF op vs. load.
3909 2016-06-07 Richard Biener <rguenther@suse.de>
3912 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
3915 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3917 * config/pa/pa.md (call): Generate indirect long calls to non-local
3918 functions on TARGET_64BIT.
3919 (call_value): Likewise.
3921 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3923 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
3924 pattern and subsequent splitters.
3925 (call_val_reg_64bit_post_reload): Likewise.
3927 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3930 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
3931 propagate_op_to_single_use.
3933 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3936 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
3938 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
3940 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
3941 (enum x86_dirflag_state): New enum.
3942 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
3943 (machine_function): Remove needs_cld.
3944 (ix86_current_function_needs_cld): Remove.
3945 * config/i386/i386.c (ix86_set_func_type): Set
3946 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
3947 (ix86_expand_prologue): Do not emit CLD here.
3948 (ix86_dirflag_mode_needed): New function.
3949 (ix86_dirflag_mode_entry): Ditto.
3950 (ix86_mode_needed): Handle X86_DIRFLAG entity.
3951 (ix86_mode_after): Ditto.
3952 (ix86_mode_entry): Ditto.
3953 (ix86_mode_exit): Ditto.
3954 (ix86_emit_mode_set): Ditto.
3955 * config/i386/i386.md (strmov_singleop): Set
3956 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
3957 Do not set ix86_current_function_needs_cld.
3959 (strset_singleop): Ditto.
3961 (cmpstrnqi_nz_1): Ditto.
3962 (cmpstrnqi_1): Ditto.
3963 (strlenqi_1): Ditto.
3965 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3967 PR tree-optimization/71259
3968 * tree-vect-slp.c (vect_get_constant_vectors): For
3969 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3970 one for constant op, and use COND_EXPR for non-constant.
3972 2016-06-06 David Malcolm <dmalcolm@redhat.com>
3974 * Makefile.in (OBJS): Add function-tests.o,
3975 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
3976 selftest-run-tests.o.
3977 (OBJS-libcommon): Add selftest.o.
3978 (OBJS-libcommon-target): Add selftest.o.
3979 (all.internal): Add "selftest".
3980 (all.cross): Likewise.
3981 (selftest): New phony target.
3982 (s-selftest): New target.
3983 (selftest-gdb): New phony target.
3984 (COLLECT2_OBJS): Add selftest.o.
3985 * bitmap.c: Include "selftest.h".
3986 (selftest::test_gc_alloc): New function.
3987 (selftest::test_set_range): New function.
3988 (selftest::test_clear_bit_in_middle): New function.
3989 (selftest::test_copying): New function.
3990 (selftest::test_bitmap_single_bit_set_p): New function.
3991 (selftest::bitmap_c_tests): New function.
3992 * common.opt (fself-test): New.
3993 * diagnostic-show-locus.c: Include "selftest.h".
3994 (make_range): New function.
3995 (test_range_contains_point_for_single_point): New function.
3996 (test_range_contains_point_for_single_line): New function.
3997 (test_range_contains_point_for_multiple_lines): New function.
3998 (assert_eq): New function.
3999 (test_get_line_width_without_trailing_whitespace): New function.
4000 (selftest::diagnostic_show_locus_c_tests): New function.
4001 * et-forest.c: Include "selftest.h".
4002 (selftest::test_single_node): New function.
4003 (selftest::test_simple_tree): New function.
4004 (selftest::test_disconnected_nodes): New function.
4005 (selftest::et_forest_c_tests): New function.
4006 * fold-const.c: Include "selftest.h".
4007 (selftest::assert_binop_folds_to_const): New function.
4008 (selftest::assert_binop_folds_to_nonlvalue): New function.
4009 (selftest::test_arithmetic_folding): New function.
4010 (selftest::fold_const_c_tests): New function.
4011 * function-tests.c: New file.
4012 * gimple.c: Include "selftest.h".
4013 Include "gimple-pretty-print.h".
4014 (selftest::verify_gimple_pp): New function.
4015 (selftest::test_assign_single): New function.
4016 (selftest::test_assign_binop): New function.
4017 (selftest::test_nop_stmt): New function.
4018 (selftest::test_return_stmt): New function.
4019 (selftest::test_return_without_value): New function.
4020 (selftest::gimple_c_tests): New function.
4021 * hash-map-tests.c: New file.
4022 * hash-set-tests.c: New file.
4023 * input.c: Include "selftest.h".
4024 (selftest::assert_loceq): New function.
4025 (selftest::test_accessing_ordinary_linemaps): New function.
4026 (selftest::test_unknown_location): New function.
4027 (selftest::test_builtins): New function.
4028 (selftest::test_reading_source_line): New function.
4029 (selftest::input_c_tests): New function.
4030 * rtl-tests.c: New file.
4031 * selftest-run-tests.c: New file.
4032 * selftest.c: New file.
4033 * selftest.h: New file.
4034 * spellcheck.c: Include "selftest.h".
4035 (selftest::levenshtein_distance_unit_test_oneway): New function,
4036 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
4037 (selftest::levenshtein_distance_unit_test): Likewise.
4038 (selftest::spellcheck_c_tests): Likewise.
4039 * toplev.c: Include selftest.h.
4040 (toplev::run_self_tests): New.
4041 (toplev::main): Handle -fself-test.
4042 * toplev.h (toplev::run_self_tests): New.
4043 * tree.c: Include "selftest.h".
4044 (selftest::test_integer_constants): New function.
4045 (selftest::test_identifiers): New function.
4046 (selftest::test_labels): New function.
4047 (selftest::tree_c_tests): New function.
4048 * tree-cfg.c: Include "selftest.h".
4049 (selftest::push_fndecl): New function.
4050 (selftest::test_linear_chain): New function.
4051 (selftest::test_diamond): New function.
4052 (selftest::test_fully_connected): New function.
4053 (selftest::tree_cfg_c_tests): New function.
4054 * vec.c: Include "selftest.h".
4055 (selftest::safe_push_range): New function.
4056 (selftest::test_quick_push): New function.
4057 (selftest::test_safe_push): New function.
4058 (selftest::test_truncate): New function.
4059 (selftest::test_safe_grow_cleared): New function.
4060 (selftest::test_pop): New function.
4061 (selftest::test_safe_insert): New function.
4062 (selftest::test_ordered_remove): New function.
4063 (selftest::test_unordered_remove): New function.
4064 (selftest::test_block_remove): New function.
4065 (selftest::reverse_cmp): New function.
4066 (selftest::test_qsort): New function.
4067 (selftest::vec_c_tests): New function.c.
4068 * wide-int.cc: Include selftest.h and wide-int-print.h.
4069 (selftest::from_int <wide_int>): New function.
4070 (selftest::from_int <offset_int>): New function.
4071 (selftest::from_int <widest_int>): New function.
4072 (selftest::assert_deceq): New function.
4073 (selftest::assert_hexeq): New function.
4074 (selftest::test_printing <VALUE_TYPE>): New function template.
4075 (selftest::test_ops <VALUE_TYPE>): New function template.
4076 (selftest::test_comparisons <VALUE_TYPE>): New function template.
4077 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
4079 (selftest::wide_int_cc_tests): New function.
4081 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4084 * ifcvt.c (noce_try_ifelse_collapse): New function.
4086 (noce_process_if_block): Call noce_try_ifelse_collapse.
4087 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
4088 (simplify_ternary_operation): Use the above to simplify
4089 conditional CLZ/CTZ expressions.
4091 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4094 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
4095 define_insn_and_split.
4097 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4100 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
4102 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
4105 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
4106 Implicitly clobber memory for basic asm with non-empty assembler
4107 string. Use targetm.md_asm_adjust also here.
4108 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
4109 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
4110 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
4111 non-empty assembler string.
4112 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
4113 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
4114 (decode_asm_operands): Handle basic asm in PARALLEL block.
4115 (extract_insn): Handle basic asm in PARALLEL block.
4116 * doc/extend.texi: Mention new behavior of basic asm.
4117 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
4118 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
4119 branch_needs_nop_p): Use asm_noperands.
4121 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
4123 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
4124 Include the M7 SPARC DFA scheduler.
4125 New attribute v3pipe.
4126 Annotate insns with v3pipe where appropriate.
4127 Define cpu_feature vis4.
4128 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
4129 Add (V8QI "8") to vbits.
4130 Add insns {add,sub}v8qi3
4131 Add insns ss{add,sub}v8qi3
4132 Add insns us{add,sub}{v8qi,v4hi}3
4133 Add insns {min,max}{v8qi,v4hi,v2si}3
4134 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
4135 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
4136 * config/sparc/niagara4.md: Add a comment explaining the
4137 discrepancy between the documented latenty numbers and the
4139 * config/sparc/niagara7.md: New file.
4140 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
4141 supports SPARC5 and VIS 4.0 instructions.
4142 * configure: Regenerate.
4143 * config.in: Likewise.
4144 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
4145 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
4146 TARGET_CPU_niagara7.
4147 (ASM_CPU64_DEFAULT_SPEC): Likewise.
4148 (CPP_CPU_SPEC): Handle niagara7.
4149 (ASM_CPU_SPEC): Likewise.
4150 * config/sparc/sparc-opts.h (processor_type): Add
4152 (mvis4): New option.
4153 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
4154 (AS_NIAGARA7_FLAG): Define.
4155 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
4156 (CPP_CPU64_DEFAULT_SPEC): Likewise.
4157 (CPP_CPU_SPEC): Handle niagara7.
4158 (ASM_CPU_SPEC): Likewise.
4159 * config/sparc/sparc.c (niagara7_costs): Define.
4160 (sparc_option_override): Handle niagara7 and adjust cache-related
4161 parameters with better values for niagara cpus. Also support VIS4.
4162 (sparc32_initialize_trampoline): Likewise.
4163 (sparc_use_sched_lookahead): Likewise.
4164 (sparc_issue_rate): Likewise.
4165 (sparc_register_move_cost): Likewise.
4166 (dump_target_flag_bits): Support VIS4.
4167 (sparc_vis_init_builtins): Likewise.
4168 (sparc_builtins): Likewise.
4169 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
4171 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
4173 * config/sparc/sparc.opt (sparc_processor_type): New value
4175 * config/sparc/visintrin.h (__attribute__): Prototypes for the
4177 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
4179 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
4182 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
4184 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
4186 2016-06-06 Richard Biener <rguenther@suse.de>
4188 PR tree-optimization/71398
4189 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
4192 2016-06-05 James Bowman <james.bowman@ftdichip.com>
4194 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
4195 ft32_expand_prolog, ft32_expand_epilogue):
4196 Handle pretend_args.
4197 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
4198 * config/ft32/ft32.md: Add pretend_returner.
4200 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
4203 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
4204 Copy op1 RTX to avoid invalid sharing.
4205 (ix86_expand_vector_move_misalign): Ditto.
4207 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
4209 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
4212 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
4214 * predict.c (predicted_by_loop_heuristics_p): New function.
4215 (predict_iv_comparison): Use it.
4216 (predict_loops): Walk from innermost loops; do not predict edges
4217 leaving multiple loops multiple times; implement
4218 PRED_LOOP_ITERATIONS_MAX heuristics.
4219 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
4221 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
4223 * cfg.c (check_bb_profile): Do not report mismatched profiles when
4224 only edges out of BB are EH edges.
4226 2016-06-04 Martin Sebor <msebor@redhat.com>
4227 Marcin Baczyński <marbacz@gmail.com>
4230 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
4231 a void expression in a void function.
4233 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
4235 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
4236 aux; dump reasons of decisions.
4237 (should_duplicate_loop_header_p): Likewise.
4238 (do_while_loop_p): Likewise.
4239 (ch_base::copy_headers): Dump asi num insns duplicated.
4241 2016-06-04 Jakub Jelinek <jakub@redhat.com>
4243 PR tree-optimization/71405
4244 * tree-ssa.c (execute_update_addresses_taken): For clobber with
4245 incompatible type, build a new clobber with the right type instead
4246 of building a VIEW_CONVERT_EXPR around it.
4248 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
4250 PR tree-optimization/52171
4251 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
4252 by_pieces_ninsns instead of move_by_pieces_ninsns.
4254 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
4256 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
4257 for reg+reg addressing mode.
4259 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4261 * rs6000-c.c (c/c-tree.h): Add #include.
4262 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
4263 in C++ when found in the base position of vec_ld or vec_st.
4265 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
4267 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
4268 use of profile unless profile status is PROFILE_READ.
4269 * profile.c (compute_branch_probabilities): Set profile status
4270 only after reporting predictor hitrates.
4272 2016-06-03 Joseph Myers <joseph@codesourcery.com>
4276 * common.opt (ffp-int-builtin-inexact): New option.
4277 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
4278 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
4279 (ceil@var{m}2): Document dependence on this option.
4280 * ipa-inline-transform.c (inline_call): Handle
4281 flag_fp_int_builtin_inexact.
4282 * ipa-inline.c (can_inline_edge_p): Likewise.
4283 * config/i386/i386.md (rintxf2): Do not test
4284 flag_unsafe_math_optimizations.
4285 (rint<mode>2_frndint): New define_insn.
4286 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
4287 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
4288 for 387 instead of extending and truncating.
4289 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
4290 !flag_trapping_math instead of flag_unsafe_math_optimizations.
4291 Change to frndint<mode>2_<rounding>.
4292 (frndintxf2_<rounding>_i387): Likewise. Change to
4293 frndint<mode>2_<rounding>_i387.
4294 (<rounding_insn>xf2): Likewise.
4295 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
4296 !flag_trapping_math instead of flag_unsafe_math_optimizations for
4297 x87. Test TARGET_ROUND || !flag_trapping_math ||
4298 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
4299 SSE. Use ROUND_NO_EXC in constant operand of
4300 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
4301 for 387 instead of extending and truncating.
4303 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
4304 Julia Koval <julia.koval@intel.com>
4316 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
4317 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
4318 all registers, except for function return registers if there are
4319 no caller-saved registers.
4320 (ix86_set_func_type): New function.
4321 (ix86_set_current_function): Call ix86_set_func_type to set
4322 no_caller_saved_registers and func_type. Call reinit_regs if
4323 caller-saved registers are changed. Don't allow MPX, SSE, MMX
4324 nor x87 instructions in interrupt handler nor function with
4325 no_caller_saved_registers attribute.
4326 (ix86_function_ok_for_sibcall): Return false if there are no
4327 caller-saved registers.
4328 (type_natural_mode): Don't warn ABI change for MMX in interrupt
4330 (ix86_function_arg_advance): Skip for callee in interrupt handler.
4331 (ix86_function_arg): Return special arguments in interrupt handler.
4332 (ix86_promote_function_mode): Promote pointer to word_mode only
4333 for normal functions.
4334 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
4336 (ix86_epilogue_uses): New function.
4337 (ix86_hard_regno_scratch_ok): Likewise.
4338 (ix86_save_reg): Preserve all registers in interrupt handler
4339 after reload. Preserve all registers, except for function return
4340 registers, if there are no caller-saved registers after reload.
4341 (find_drap_reg): Always use callee-saved register if there are
4342 no caller-saved registers.
4343 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
4344 for interrupt handler.
4345 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
4346 Emit cld instruction if stringops are used in interrupt handler
4347 or interrupt handler isn't a leaf function.
4348 (ix86_expand_epilogue): Generate interrupt return for interrupt
4349 handler and pop the 'ERROR_CODE' off the stack before interrupt
4350 return in exception handler.
4351 (ix86_expand_call): Disallow calling interrupt handler directly.
4352 If there are no caller-saved registers, mark all registers that
4353 are clobbered by the call which returns as clobbered.
4354 (ix86_handle_no_caller_saved_registers_attribute): New function.
4355 (ix86_handle_interrupt_attribute): Likewise.
4356 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
4358 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
4359 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
4360 accumulation in interrupt function if stack may be realigned to
4362 (EPILOGUE_USES): New.
4363 (function_type): New enum.
4364 (machine_function): Add func_type and no_caller_saved_registers.
4365 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
4366 (interrupt_return): New pattern.
4367 * doc/extend.texi: Document x86 interrupt and
4368 no_caller_saved_registers attributes.
4370 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
4372 PR tree-optimization/52171
4373 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
4374 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
4375 Look for constant strings. Move some code to emit_block_cmp_hints
4377 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
4378 * defaults.h (COMPARE_MAX_PIECES): New macro.
4379 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
4380 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
4381 (clear_by_pieces_1): Don't declare. Move definition before use.
4382 (can_do_by_pieces): New static function.
4383 (can_move_by_pieces): Use it. Return bool.
4384 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
4385 OP. All callers changed. Handle COMPARE_BY_PIECES.
4386 (class pieces_addr); New.
4387 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
4388 pieces_addr::adjust, pieces_addr::increment_address,
4389 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
4391 (class op_by_pieces_d): New.
4392 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
4394 (class move_by_pieces_d, class compare_by_pieces_d,
4395 class store_by_pieces_d): New subclasses of op_by_pieces_d.
4396 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
4397 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
4398 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
4399 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
4400 compare_by_pieces_d::finish_mode): New member functions.
4401 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
4403 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
4404 (emit_block_cmp_hints): New function.
4405 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
4406 use the newly defined classes.
4407 * expr.h (by_pieces_constfn): New typedef.
4408 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
4409 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
4410 (move_by_pieces_ninsns): Don't declare.
4411 (can_move_by_pieces): Change return value to bool.
4412 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
4413 (compare_by_pieces_branch_ratio): New hook.
4414 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
4415 (by_pieces_ninsns): Declare.
4416 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
4418 (default_compare_by_pieces_branch_ratio): New function.
4419 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
4420 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
4421 * doc/tm.texi: Regenerate.
4422 * tree-ssa-strlen.c: Include "builtins.h".
4423 (handle_builtin_memcmp): New static function.
4424 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
4425 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
4427 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4429 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
4430 relevant stmts which are simple and invariant.
4431 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
4432 instead of simple and invariant
4434 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4436 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
4437 (vectorizable_reduction): Check for new relevant state.
4438 (vectorizable_live_operation): vectorize live stmts using
4439 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
4440 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
4441 (vect_stmt_relevant_p): Check for stmts which are only used live.
4442 (process_use): Use of a stmt does not inherit it's live value.
4443 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
4444 (vect_analyze_stmt): Check for new relevant state.
4445 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
4446 outside the loop, but not inside it.
4448 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4450 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
4451 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
4452 (vect_get_vec_def_for_operand): Split out code.
4454 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
4456 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
4458 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4460 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
4462 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4464 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
4466 2016-06-03 Jakub Jelinek <jakub@redhat.com>
4469 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
4470 to noreturn e->callee->decl that has void return type and void
4471 arguments, adjust gimple_call_fntype and remove lhs even if it had
4472 previously addressable type.
4474 2016-06-02 Jeff Law <law@redhat.com>
4476 PR tree-optimization/71328
4477 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
4478 error when checking for a jump back onto the copied path.
4480 2016-06-02 David Malcolm <dmalcolm@redhat.com>
4482 * config/microblaze/microblaze.c (get_branch_target): Add return
4483 NULL_RTX for the non-CALL_P case.
4484 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
4485 (insert_wic): Remove unused local "j".
4487 2016-06-02 Martin Liska <mliska@suse.cz>
4489 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
4491 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
4492 Julia Koval <julia.koval@intel.com>
4494 * function.c (assign_parm_setup_stack): Force source into a
4496 * target.def (function_incoming_arg): Update documentation to
4497 allow arbitrary address computation based on hard register.
4498 * doc/tm.texi: Regenerated.
4500 2016-06-02 Martin Liska <mliska@suse.cz>
4502 * predict.c (combine_predictions_for_bb): Fix first match in
4503 cases where a first predictor contains more than one occurence
4504 in list of predictors. Take the best value in such case.
4506 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4508 PR rtl-optimization/71295
4509 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
4510 offset would go over the size of the inner mode reject it.
4512 2016-06-02 Jakub Jelinek <jakub@redhat.com>
4514 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
4515 x=x,x and v=v,m instead of x=x,m.
4517 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
4518 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
4519 alternative to v=rm,C.
4521 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
4522 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
4523 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
4524 instead of vex for the last two above mentioned alternatives.
4526 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4529 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
4531 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
4533 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
4535 2016-06-01 David Malcolm <dmalcolm@redhat.com>
4537 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
4538 from int to unsigned.
4540 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4542 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
4543 alternatives, eliminating preferred register class. Add support
4544 for the MTVSRDD instruction in ISA 3.0.
4545 (vsx_splat_v4si_internal): Use splat_input_operand instead of
4546 reg_or_indexed_operand.
4547 (vsx_splat_v4sf_internal): Likewise.
4549 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4552 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
4553 for loading up all 0's or all 1's.
4555 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
4557 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
4559 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
4561 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
4563 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
4564 * gcc.c (set_source_date_epoch_envvar): New function, sets
4565 the SOURCE_DATE_EPOCH environment variable to the current time.
4567 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4569 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
4570 the factor for live Phi nodes.
4572 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4574 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
4575 * tree-parloops.c (parallelize_loops): likewise.
4576 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
4577 tree_unswitch_outer_loop): likewise.
4579 2016-06-01 Jakub Jelinek <jakub@redhat.com>
4582 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
4583 around creation of the temporary.
4585 2016-06-01 Richard Biener <rguenther@suse.de>
4587 PR tree-optimization/71366
4588 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
4589 (unloop_loops): Move removing edges here ...
4590 (try_unroll_loop_completely): ... from here.
4591 (try_peel_loop): ... and here.
4592 (tree_unroll_loops_completely_1): Track parent loops via
4593 bitmap of header BBs.
4594 (tree_unroll_loops_completely): Adjust for that.
4596 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4598 * config/rs6000/altivec.h (vec_slv): New macro.
4599 (vec_srv): New macro.
4600 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
4601 (UNSPEC_VSRV): New value.
4604 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
4605 (vsrv): New builtin definition.
4606 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
4607 define argument types for new builtin.
4608 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
4610 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
4613 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
4614 Jocelyn Mayer <l_indien@magic.fr>
4617 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
4618 detect processor family for signature_CENTAUR_ebx.
4619 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
4620 signature_CENTAUR_ebx.
4621 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
4622 <default>: Pass x86-64 for has_longmode.
4624 2016-06-01 Nathan Sidwell <nathan@acm.org>
4626 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
4629 2016-06-01 Richard Biener <rguenther@suse.de>
4631 PR tree-optimization/71261
4632 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
4633 of stmts successfully put in the bool pattern. Remove
4634 single-use restriction.
4635 (adjust_bool_pattern_cast): Add cast at the use site via the
4636 pattern def sequence.
4637 (adjust_bool_pattern): Remove recursion, maintain a hash-map
4638 of patterned defs. Use the pattern def seqence instead of
4639 multiple independent patterns.
4640 (sort_after_uid): New qsort compare function.
4641 (adjust_bool_stmts): New function to process stmts in the bool
4642 pattern in IL order.
4643 (vect_recog_bool_pattern): Adjust.
4644 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
4645 (ifcvt_walk_pattern_tree): Likewise.
4646 (stmt_is_root_of_bool_pattern): Likewise.
4647 (ifcvt_repair_bool_pattern): Likewise.
4648 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
4650 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4652 * loop-unroll.c (decide_unroll_constant_iterations,
4653 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
4654 likely upper bounds.
4655 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
4657 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
4659 * tree-core.h (enum omp_clause_code): Remove
4660 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
4662 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4664 * config/arm/sync.md (arm_store_exclusive<mode>):
4665 Use 'H' output modifier on operands[2] rather than creating a new
4666 entry in out-of-bounds memory of the operands array.
4667 (arm_store_release_exclusivedi): Likewise.
4669 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4671 * config/arm/arm.c (arm_fusion_enabled_p): New function.
4672 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
4673 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
4674 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4676 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4678 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
4679 into account live statements for mask producers.
4681 2016-06-01 Richard Biener <rguenther@suse.de>
4683 PR tree-optimization/71311
4684 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
4685 restrict to non-INTEGER_CST @0.
4687 2016-06-01 Richard Biener <rguenther@suse.de>
4689 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
4690 (relational patterns): Use :c to avoid pattern duplications.
4692 2016-06-01 Richard Biener <rguenther@suse.de>
4694 * genmatch.c (comparison_code_p): New predicate.
4695 (swap_tree_comparison): New function.
4696 (commutate): Add for_vec parameter to append new for entries.
4697 Support commutating relational operators by swapping it alongside
4699 (lower_commutative): Adjust.
4700 (dt_simplify::gen): Do not pass artificial operators to gen
4702 (decision_tree::gen): Do not add artificial operators as parameters.
4703 (parser::parse_expr): Verify operator commutativity when :c is
4704 applied. Allow :C to override this.
4705 * match.pd: Adjust patterns to use :C instead of :c where required.
4707 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
4709 PR tree-optimization/71077
4710 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
4711 the combining step, use boolean_false_node and boolean_true_node
4712 as the designated false/true return values.
4714 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4716 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
4717 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
4718 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
4721 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4723 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
4724 of flags impliying the register renaming.
4725 * toplev.c (process_options): Do not imply flag_rename_registers with
4728 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4730 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
4731 default implementation.
4733 2016-05-31 Nathan Sidwell <nathan@acm.org>
4735 * dwarf2out.c (cur_line_info_table): Add GTY marker.
4737 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4739 * config/sh/constraints.md (b): Remove constraint.
4740 * config/sh/predicates.md (arith_reg_operand): Remove
4742 * config/sh/sh-modes.def (PDI): Remove.
4743 * config/sh/sh.c (sh_target_reg_class,
4744 sh_optimize_target_register_callee_saved): Remove functions.
4745 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
4746 (sh_expand_epilogue): Update comment.
4747 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
4748 sh_secondary_reload): Remove TARGET_REGS related code.
4749 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
4750 TARGET_REGISTER_P): Remove macros.
4751 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
4752 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
4753 TR1_REG, TR2_REG): Remove constants.
4754 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
4756 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4758 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
4759 define_expand patterns.
4760 (adddi3_compact): Rename to adddi3.
4761 (subdi3_compact): Rename to subdi3.
4762 (*negdi2): Rename to negdi2.
4763 (*abs<mode>2): Rename to abs<mode>2.
4765 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4767 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
4768 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
4769 (atomic_sub_fetchsi): ... this new pattern.
4770 (mvtc): Add CC_REG clobber.
4772 2016-05-31 Marek Polacek <polacek@redhat.com>
4774 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
4776 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4778 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
4779 aarch64_fusion_enabled_p to check for fusion capabilities.
4781 2016-05-31 Richard Biener <rguenther@suse.de>
4783 PR tree-optimization/71352
4784 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
4785 minus one and a negate.
4787 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4789 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
4790 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
4792 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
4793 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
4794 Remove use of aarch64_simd_attr_length_move, set length attribute
4796 (*aarch64_be_movoi): Likewise.
4797 (*aarch64_be_movci): Likewise.
4798 (*aarch64_be_movxi): Likewise.
4800 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4802 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
4803 It no longer does that.
4804 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
4806 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
4808 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
4809 attribute __unused__.
4811 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
4813 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
4814 * config/arm/arm.c (arm_arch_thumb1): Define.
4815 (arm_option_override): Initialize arm_arch_thumb1.
4816 * config/arm/arm.h (arm_arch_thumb1): Declare.
4817 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
4818 support Thumb-1 ISA.
4820 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
4823 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
4824 `Yv' for scalar operand.
4826 2016-05-31 Tom de Vries <tom@codesourcery.com>
4828 PR tree-optimization/69068
4829 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
4830 phis with more than two args.
4832 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
4834 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
4835 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
4838 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
4840 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
4842 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4844 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
4845 cpu_32, cpu_64, tune_32 and tune_64.
4846 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
4848 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4850 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4852 2016-05-30 Andi Kleen <ak@linux.intel.com>
4854 * auto-profile.c (read_profile): Replace asserts with errors
4855 when file does not exist.
4856 * gcov-io.c (gcov_read_words): Dito.
4858 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4860 * tree-cfg.c (print_loop): Print likely upper bounds.
4862 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4864 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
4865 * opts.c (default_options): Enable peel loops at -O3.
4866 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
4867 (try_peel_loop): Do not re-peel already peeled loops;
4868 use likely upper bounds; fix profile updating.
4869 (pass_complete_unroll::execute): Initialize peeled_loops.
4871 2016-05-30 Martin Liska <mliska@suse.cz>
4873 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
4874 computed costs by frequency of BB they belong to.
4875 (get_scaled_computation_cost_at): New function.
4877 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
4878 Marc Glisse <marc.glisse@inria.fr>
4880 PR tree-optimization/71289
4881 * match.pd (-1 / B < A, A > -1 / B): New transformations.
4883 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4885 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
4887 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4889 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
4890 for peeled copies; avoid underflow when updating estimates; correctly
4893 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4895 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
4896 r236875. Corrected oe3 to oe2 as obvious.
4898 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4902 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
4903 that inserted stmt will not dominate stmts that defines its operand.
4904 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
4905 (rewrite_expr_tree_parallel): Likewise.
4907 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4910 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
4911 all fields including stmt_to_insert are swapped.
4913 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4915 * predict.h (force_edge_cold): Declare.
4916 * predict.c (force_edge_cold): New function.
4917 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
4919 (canonicalize_loop_induction_variables): Fix formating.
4921 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
4923 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
4924 (visium_expand_copysign): Use gen_int_mode directly.
4925 (visium_compute_frame_size): Minor tweaks.
4927 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4929 * tree-vect-loop.c (vect_analyze_loop_2): Use
4930 likely_max_stmt_executions_int.
4932 2016-05-30 Tom de Vries <tom@codesourcery.com>
4934 PR tree-optimization/69067
4935 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
4937 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
4940 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
4941 New peepholes to remove unneeded fild/fistp pairs.
4942 (define_peephole2 atomic_loaddi_fpu): Ditto.
4944 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4946 * predict.c (maybe_hot_frequency_p): Avoid division.
4948 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4950 * doc/install.texi: Use https for shop.fsf.org.
4952 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4954 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
4955 likely_max_stmt_executions_int.
4957 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4959 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4960 likely_max_stmt_executions_int.
4962 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4964 * profile.c (compute_branch_probabilities): Do not report hitrates
4966 (branch_prob): Report hitrates here.
4967 * predict.c (gimple_predict_edge): Do not assert profile status;
4968 fix formatting issues.
4970 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4972 * predict.c (edge_predicted_by_p): New function.
4973 (predict_paths_for_bb): Do not put multiple predictions of the same type
4976 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4978 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
4981 2016-05-28 Alan Modra <amodra@gmail.com>
4983 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
4985 2016-05-28 Alan Modra <amodra@gmail.com>
4987 PR rtl-optimization/71275
4988 * ira.c (ira): Free dominance info.
4990 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
4992 * doc/sourcebuild.texi: New address for upstream Go repository.
4994 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4996 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
4997 (TARGET_ARM_V7M): Likewise.
4999 2016-05-26 Jeff Law <law@redhat.com>
5001 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
5002 (thread_across_edge): Remove calls to find_jump_threads_backwards.
5003 * passes.def: Add jump threading passes before DOM/VRP.
5004 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
5005 argument to a basic block from an edge. Remove tests which are
5007 (pass_data_thread_jumps, class pass_thread_jumps): New.
5008 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
5009 (make_pass_thread_jumps): Likewise.
5010 * tree-pass.h (make_pass_thread_jumps): Declare.
5012 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
5014 * config/visium/visium-protos.h (split_double_move): Rename into...
5015 (visium_split_double_move): ...this.
5016 (visium_split_double_add): Declare.
5017 * config/visium/visium.c (split_double_move): Rename into...
5018 (visium_split_double_move): ...this.
5019 (visium_split_double_add): New function.
5020 (visium_expand_copysign): Renumber operands for consistency.
5021 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
5022 (DFmode move splitter): Likewise.
5023 (*addi3_insn): Split by means of visium_split_double_add.
5024 (*adddi3_insn_flags): Delete.
5025 (*plus_plus_sltu<subst_arith>): New insn.
5026 (*subdi3_insn): Split by means of visium_split_double_add.
5027 (subdi3_insn_flags): Delete.
5028 (*minus_minus_sltu<subst_arith>): New insn.
5029 (*negdi2_insn): Split by means of visium_split_double_add.
5030 (*negdi2_insn_flags): Delete.
5032 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
5034 * configure.ac: Treat a --with-headers option without argument
5035 the same as the default (i.e. consult sys-include directory).
5036 * configure: Regenerate.
5038 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5040 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
5041 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
5043 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
5044 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
5046 2016-05-27 Jiong Wang <jiong.wang@arm.com>
5049 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
5050 tree-stdarg analysis results.
5051 (aarch64_setup_incoming_varargs): Likewise.
5053 2016-05-27 Jiong Wang <jiong.wang@arm.com>
5055 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
5056 va_list_gpr_counter_field and va_list_fpr_counter_field.
5058 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
5061 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
5062 * config/aarch64/aarch64.c
5063 (aarch64_cannot_change_mode_class): Remove function.
5064 * config/aarch64/aarch64-protos.h
5065 (aarch64_cannot_change_mode_class): Remove.
5067 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5069 * cfgloop.c (record_niter_bound): Record likely upper bounds.
5070 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
5071 get_likely_max_loop_iterations_int): New.
5072 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
5073 any_likely_upper_bound.
5074 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
5076 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
5077 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
5079 (unroll_loop_constant_iterations): Likewise.
5080 (unroll_loop_runtime_iterations): Likewise.
5081 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
5082 * lto-streamer-out.c (output_cfg): Likewise.
5083 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
5085 (canonicalize_loop_induction_variables): Dump likely upper bounds.
5086 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
5087 (likely_max_loop_iterations): New.
5088 (likely_max_loop_iterations_int): New.
5089 (likely_max_stmt_executions): New.
5090 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
5091 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
5092 likely_max_stmt_executions): Declare.
5094 2016-05-27 Marek Polacek <polacek@redhat.com>
5097 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
5099 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5101 * config/s390/s390.md (2x risbg splitters): Use
5102 reg_overlap_mentioned_p instead of rtx_equal_p.
5104 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
5106 * combine.c (make_compound_operation): Take known zero bits into
5107 account when checking for possible zero_extend.
5109 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5111 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
5112 Use const_int_operand for operand 2 predicate. Simplify expand code
5115 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
5118 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
5121 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5123 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
5124 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
5125 that returns CC_SESWPmode and CC_ZESWPmode.
5126 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
5128 (aarch64_rtx_costs): Likewise.
5130 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5132 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
5133 for ISA 3.0 min/max support.
5134 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
5135 conditional move support.
5136 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
5137 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
5139 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
5140 conditional moves where the comparison type is different from move
5142 (fp_minmax): New code iterator for smin/smax.
5143 (minmax): New code attributes for min/max.
5144 (SMINMAX): Likewise.
5145 (smax<mode>3): Combine min, max insns into one insn using the
5146 fp_minmax code iterator. Add support for ISA 3.0 min/max
5147 instructions that don't need -ffast-math.
5148 (s<minmax><mode>3): Likewise.
5149 (smax<mode>3_vsx): Likewise.
5150 (smin<mode>3): Likewise.
5151 (s<minmax><mode>3_vsx): Likewise.
5152 (smin<mode>3_vsx): Likewise.
5153 (pre-VSX min/max splitters): Likewise.
5154 (s<minmax><mode>3_fpr): Likewise.
5155 (movsfcc): Rewrite floating point conditional moves to combine
5156 SFmode/DFmode into a single insn.
5157 (mov<mode>cc): Likewise.
5158 (movdfcc): Likewise.
5159 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
5160 SFDF2 iterators to handle all combinations.
5161 (fseldfsf4): Likewise.
5162 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
5163 (fseldfdf4): Likewise.
5164 (fselsfdf4): Likewise.
5165 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
5166 comparison instructions that set a 0/-1 mask, and use it for
5167 floating point conditional move via XXSEL.
5168 (fpmask<mode>): Likewise.
5169 (xxsel<mode>): Likewise.
5170 * config/rs6000/predicates.md (min_max_operator): Delete, no
5172 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
5173 instructions that generate a 0/-1 mask for use with XXSEL.
5174 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
5175 say whether floating point min/max is available, either through
5176 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
5177 (TARGET_MINMAX_DF): Likewise.
5179 2016-05-27 Alan Modra <amodra@gmail.com>
5181 PR rtl-optimization/71275
5182 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
5183 for update_equiv_regs and combine_and_move_insns.
5185 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
5187 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
5188 if_then_else or cond RTXes to calculate attribute value.
5189 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
5190 <attr "length_immediate>: Ditto.
5191 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
5192 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
5193 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
5194 <attr "type">: Ditto.
5195 <attr "prefix_data16">: Ditto.
5196 <attr "prefix_extra">: Ditto.
5197 <attr "length_immediate">: Ditto.
5198 <attr "prefix">: Ditto.
5199 (vec_set<mode>_0) <attr "isa">: Ditto.
5200 <attr "prefix_extra">: Ditto.
5201 <attr "length_immediate">: Ditto.
5202 <attr "prefix">: Ditto.
5203 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
5204 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
5205 (sse2_storelpd) <attr "prefix_data16">: Ditto.
5206 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
5207 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
5208 <attr "length_immediate">: Ditto.
5209 <attr "prefix">: Ditto.
5210 (sse2_movsd) <attr "length_immediate">: Ditto.
5211 <attr "prefix">: Ditto.
5212 (vec_concatv2df) <attr "isa">: Ditto.
5213 <attr "prefix">: Ditto.
5214 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
5215 (*vec_extractv2di_1) <attr "isa">: Ditto.
5216 <attr "type">: Ditto.
5217 <attr "length_immediate">: Ditto.
5218 <attr "prefix_rex">: Ditto.
5219 <attr "prefix_extra">: Ditto.
5220 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
5221 <attr "prefix_extra">: Ditto.
5222 <attr "length_immediate">: Ditto.
5223 (vec_concatv2di) <attr "isa">: Ditto.
5224 <attr "prefix_extra">: Ditto.
5225 <attr "length_immediate">: Ditto.
5226 <attr "prefix">: Ditto.
5228 2016-05-26 Martin Liska <mliska@suse.cz>
5230 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
5232 (operator+): Likewise.
5233 (operator-): Likewise.
5234 (comp_cost::operator+=): Likewise.
5235 (comp_cost::operator-=): Likewise.
5236 (comp_cost::operator/=): Likewise.
5237 (comp_cost::operator*=): Likewise.
5238 (operator<): Likewise.
5239 (operator==): Likewise.
5240 (operator<=): Likewise.
5242 (infinite_cost_p): Likewise.
5243 (add_costs): Likewise.
5244 (sub_costs): Likewise.
5245 (compare_costs): Likewise.
5246 (set_group_iv_cost): Use the newly introduced functions.
5247 (get_address_cost): Likewise.
5248 (get_shiftadd_cost): Likewise.
5249 (force_expr_to_var_cost): Likewise.
5250 (split_address_cost): Likewise.
5251 (ptr_difference_cost): Likewise.
5252 (difference_cost): Likewise.
5253 (get_computation_cost_at): Likewise.
5254 (determine_group_iv_cost_generic): Likewise.
5255 (determine_group_iv_cost_address): Likewise.
5256 (determine_group_iv_cost_cond): Likewise.
5257 (autoinc_possible_for_pair): Likewise.
5258 (determine_group_iv_costs): Likewise.
5259 (cheaper_cost_pair): Likewise.
5260 (iv_ca_recount_cost): Likewise.
5261 (iv_ca_set_no_cp): Likewise.
5262 (iv_ca_set_cp): Likewise.
5263 (iv_ca_cost): Likewise.
5264 (iv_ca_new): Likewise.
5265 (iv_ca_dump): Likewise.
5266 (iv_ca_narrow): Likewise.
5267 (iv_ca_prune): Likewise.
5268 (iv_ca_replace): Likewise.
5269 (try_add_cand_for): Likewise.
5270 (try_improve_iv_set): Likewise.
5271 (find_optimal_iv_set): Likewise.
5273 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
5275 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
5276 that internal functions will clobber all caller-saved registers.
5278 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
5280 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
5281 Return a better case_values_threshold when optimizing.
5283 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
5285 * config/aarch64/aarch64-simd.md (aarch64_combinez):
5286 Add ? to integer variant.
5287 (aarch64_combinez_be): Likewise.
5289 2016-05-26 Jakub Jelinek <jakub@redhat.com>
5291 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
5292 instead of x constraint.
5293 (vcvtps2ph256<mask_name>): Likewise.
5295 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
5296 alternative. Formatting fix.
5298 * config/i386/sse.md
5299 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
5301 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
5302 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
5303 maybe_evex prefix instead of vex.
5304 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
5305 EXT_REX_SSE_REG_P (op0) case in the splitter.
5307 2016-05-25 Jeff Law <law@redhat.com>
5309 PR tree-optimization/71272
5310 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
5311 Update comments. Add test for empty path.
5313 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
5315 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
5316 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
5317 special case builtin.
5318 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5319 code for ALTIVEC_BUILTIN_VEC_CMPNE.
5320 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5321 for __builtin_vec_cmpne.
5323 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
5325 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
5326 redundant test and bail out if the type of the new operand is not
5327 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
5329 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5331 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
5332 (x_ix86_target_flags_explicit): Remove.
5333 * config/i386/i386.c (ix86_function_specific_save): Do not copy
5334 x_ix86_target_flags_explicit.
5335 (ix86_function_specific_restore): Ditto.
5337 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5338 H.J. Lu <hongjiu.lu@intel.com>
5341 * common/config/i386/i386-common.c
5342 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
5343 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
5344 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
5345 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
5346 (-mgeneral-regs-only): Add new option.
5347 * config/i386/i386.c (ix86_option_override_internal): Don't enable
5348 x87 instructions if only general registers are allowed.
5349 (ix86_target_string): Add ix86_flags argument. Handle additional
5350 flags options through ix86_flags argument. Update all callers.
5351 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
5353 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5355 PR rtl-optimization/66940
5356 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
5357 decrementing desired_val will not overflow before performing these
5360 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
5362 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
5363 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
5364 * config/i386/i386.c (enum ix86_builtins): Add
5365 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
5366 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
5367 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
5368 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
5369 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
5370 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
5371 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
5372 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
5373 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
5374 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
5375 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
5376 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
5377 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
5378 __builtin_ia32_cvtps2dq512_mask.
5379 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
5380 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
5381 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
5382 * config/i386/sse.md
5383 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
5385 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
5386 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
5388 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
5389 (avx512f_vec_pack_sfix_v8df): New define_expand.
5390 (avx512f_roundpd512): Rename to ...
5391 (avx512f_round<castmode>512): ... this. Change iterator.
5392 (avx512f_roundps512_sfix): New define_expand.
5393 (round<mode>2_sfix): Change iterator.
5395 2016-05-25 Nick Clifton <nickc@redhat.com>
5397 * config/msp430/msp430.c (msp430_attr): Produce an error if a
5398 static interrupt handler is detected.
5399 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
5400 default linker script.
5401 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
5402 the low part of a symbolic pointer.
5404 2016-05-25 Richard Biener <rguenther@suse.de>
5406 PR tree-optimization/71261
5407 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
5408 interesting stmt instead of immediate uses when looking
5409 for the use operand to replace.
5411 2016-05-25 Martin Liska <mliska@suse.cz>
5413 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
5415 2016-05-25 Richard Biener <rguenther@suse.de>
5417 PR tree-optimization/71264
5418 * tree-vect-stmts.c (vect_init_vector): Properly deal with
5421 2016-05-25 Martin Liska <mliska@suse.cz>
5423 PR tree-optimization/71239
5424 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
5425 if DECL_SIZE is NULL.
5427 2016-05-25 Richard Biener <rguenther@suse.de>
5429 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
5430 * tree-if-conv.c (pass_data_if_conversion): Use it.
5432 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
5434 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
5435 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
5436 * varpool.c (varpool_node::get_availability): Likewise.
5438 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5440 * config/rs6000/altivec.md (VNEG iterator): New iterator for
5441 VNEGW/VNEGD instructions.
5442 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
5443 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
5444 support for ISA 3.0 VNEGW/VNEGD instructions.
5446 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
5448 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
5449 pointers inside OACC_DATA regions.
5450 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
5451 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
5452 (gimplify_adjust_omp_clauses): Fix typo in comment.
5454 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5456 * config/rs6000/altivec.md (VParity): New mode iterator for vector
5457 parity built-in functions.
5458 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
5460 (p9v_parity<mode>2): Likewise.
5461 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
5463 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
5464 (parity<mode>2): ISA 3.0 expander for vector parity.
5465 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
5467 (BU_P9_64BIT_MISC_0): Likewise.
5468 (BU_P9_MISC_0): Likewise.
5469 (BU_P9V_AV_1): Likewise.
5470 (BU_P9V_AV_2): Likewise.
5471 (BU_P9V_AV_3): Likewise.
5472 (BU_P9V_AV_P): Likewise.
5473 (BU_P9V_VSX_1): Likewise.
5474 (BU_P9V_OVERLOAD_1): Likewise.
5475 (BU_P9V_OVERLOAD_2): Likewise.
5476 (BU_P9V_OVERLOAD_3): Likewise.
5477 (VCTZB): Add vector count trailing zeros support.
5481 (VPRTYBD): Add vector parity support.
5482 (VPRTYBQ): Likewise.
5483 (VPRTYBW): Likewise.
5484 (VCTZ): Add overloaded vector count trailing zeros support.
5485 (VPRTYB): Add overloaded vector parity support.
5486 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5487 overloaded vector count trailing zeros and parity instructions.
5488 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
5489 vector parity support.
5490 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
5491 trailing zeros support.
5492 (vec_cntlz): Likewise.
5493 (vec_vctzb): Likewise.
5494 (vec_vctzd): Likewise.
5495 (vec_vctzh): Likewise.
5496 (vec_vctzw): Likewise.
5497 (vec_vprtyb): Add ISA 3.0 vector parity support.
5498 (vec_vprtybd): Likewise.
5499 (vec_vprtybw): Likewise.
5500 (vec_vprtybq): Likewise.
5501 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5502 the ISA 3.0 vector count trailing zeros and vector parity built-in
5505 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5507 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
5508 when there is stmt_to_insert.
5510 2016-05-24 Martin Sebor <msebor@redhat.com>
5513 * tree.h (complete_or_array_type_p): New inline function.
5515 2016-05-24 Jakub Jelinek <jakub@redhat.com>
5517 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
5518 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
5519 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
5521 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
5522 Limit 1st alternative to noavx isa, split 2nd alternative into one
5523 noavx and one avx alternative, use *x and Bm in the former and
5524 x and m in the latter.
5526 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
5527 of sse4 for the first alternative, drop %v from the template
5528 and d operand modifier. Split second alternative into one sse4_noavx
5529 and one avx alternative, use *x instead of *v in the former and v
5530 instead of *v in the latter.
5531 (*sse4_1_extractps): Use noavx isa instead of * for the first
5532 alternative, drop %v from the template. Split second alternative into
5533 one noavx and one avx alternative, use *x instead of *v in the
5534 former and v instead of *v in the latter.
5535 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
5536 with noavx and the last one with avx.
5537 (sse4_1_phminposuw): Guard first alternative with noavx isa,
5538 split the second one into one noavx and one avx alternative,
5539 use *x and Bm in the former and x and m in the latter one.
5540 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
5543 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
5544 first two alternatives to noavx, use *x instead of *v in the second
5545 one, add avx alternative without *.
5546 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
5547 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
5548 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
5550 2016-05-24 Jeff Law <law@redhat.com>
5552 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
5553 New function, extracted from...
5554 (fsm_find_control_statement_thread_paths): Here. Use the new function.
5555 Allow simple copies and constant initializations in the SSA chain.
5557 2016-05-24 Marek Polacek <polacek@redhat.com>
5560 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
5563 2016-05-24 Jakub Jelinek <jakub@redhat.com>
5566 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
5567 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
5568 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
5569 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
5570 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
5572 2016-05-24 Richard Biener <rguenther@suse.de>
5574 PR tree-optimization/71240
5575 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
5578 2016-05-24 Richard Biener <rguenther@suse.de>
5580 PR tree-optimization/71230
5581 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
5583 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5585 * tree-vectorizer.h (vectorizable_comparison): Delete.
5586 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
5587 PURE_SLP_STMT check.
5588 * tree-vect-stmts.c (vectorizable_call): Likewise.
5589 (vectorizable_simd_clone_call): Likewise.
5590 (vectorizable_conversion): Likewise.
5591 (vectorizable_assignment): Likewise.
5592 (vectorizable_shift): Likewise.
5593 (vectorizable_operation): Likewise.
5594 (vectorizable_load): Likewise.
5595 (vectorizable_condition): Likewise.
5596 (vectorizable_store): Likewise. Assert that we don't have
5598 (vectorizable_comparison): Make static. Remove redundant
5599 PURE_SLP_STMT check.
5600 (vect_transform_stmt): Assert that we always have an slp_node
5603 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5605 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
5606 operands[2] against 1 with comparison against CONST1_RTX.
5607 (<shift>di3_neon): Likewise.
5608 * config/arm/predicates.md (const0_operand): Replace with comparison
5611 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5613 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
5614 operands[2] against 1 with comparison against CONST1_RTX.
5615 (ashrdi3): Likewise.
5616 (lshrdi3): Likewise.
5617 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
5619 (ashrsi3): Likewise.
5620 (lshrsi3): Likewise.
5621 (rotrsi3): Likewise.
5622 (define_split above *compareqi_eq0): Likewise.
5623 (define_split above "prologue"): Likewise.
5624 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
5625 * config/arm/predicates.md (shift_operator): Likewise.
5626 (shift_nomul_operator): Likewise.
5627 (sat_shift_operator): Likewise.
5628 (thumb1_cmp_operand): Likewise.
5629 (const_neon_scalar_shift_amount_operand): Replace manual range
5630 check with IN_RANGE.
5631 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
5632 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
5634 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5636 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
5637 with HOST_WIDE_INT_1.
5639 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
5640 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
5641 (arm_canonicalize_comparison): Likewise.
5642 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
5644 (thumb1_size_rtx_costs): Likewise.
5645 (vfp_const_double_index): Replace cast of 1 to unsigned
5646 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5647 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
5649 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
5650 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5651 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
5652 HOST_WIDE_INT with HOST_WIDE_INT_1.
5654 2016-05-24 Marek Polacek <polacek@redhat.com>
5656 * tree-cfg.h (should_remove_lhs_p): New predicate.
5657 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
5658 * gimplify.c (gimplify_modify_expr): Likewise.
5659 * tree-cfg.c (verify_gimple_call): Likewise.
5660 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
5661 * gimple-fold.c: Include "tree-cfg.h".
5662 (gimple_fold_call): Use should_remove_lhs_p.
5664 2016-05-24 Richard Biener <rguenther@suse.de>
5666 PR tree-optimization/71253
5667 * cfganal.h (control_dependences): Make robust against edge
5669 (control_dependences::control_dependences): Remove edge_list argument.
5670 (control_dependences::get_edge): Remove.
5671 (control_dependences::get_edge_src): Add.
5672 (control_dependences::get_edge_dest): Likewise.
5673 (control_dependences::m_el): Make a vector of edge src/dest index.
5674 * cfganal.c (control_dependences::find_control_dependence): Adjust.
5675 (control_dependences::control_dependences): Likewise.
5676 (control_dependences::~control_dependence): Likewise.
5677 (control_dependences::get_edge): Remove.
5678 (control_dependences::get_edge_src): Add.
5679 (control_dependences::get_edge_dest): Likewise.
5680 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
5682 (perform_tree_ssa_dce): Adjust.
5683 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
5685 (pass_loop_distribution::execute): Adjust. Do loop destroying
5686 conditional on changed.
5688 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5691 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
5692 return. Reindent transformation comment and mention the ARM state
5695 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5698 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
5699 after build_and_add_sum creates new use stmt.
5701 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5703 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
5704 load_lanes/grouped_load classification comes first. Don't check
5705 whether the vectorization factor is a multiple of the group size
5708 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5710 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
5711 GROUP_GAP for single-element interleaving.
5712 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
5715 2016-05-24 Richard Biener <rguenther@suse.de>
5719 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
5720 bases which are accessed with non-invariant indices.
5721 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
5722 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
5724 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5727 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
5728 (add_to_ops_vec): Add stmt_to_insert.
5729 (add_repeat_to_ops_vec): Init stmt_to_insert.
5730 (insert_stmt_before_use): New.
5731 (transform_add_to_multiply): Remove mult_stmt insertion and add it
5733 (get_ops): Init stmt_to_insert.
5734 (maybe_optimize_range_tests): Likewise.
5735 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
5736 (rewrite_expr_tree_parallel): Likewise.
5737 (reassociate_bb): Likewise.
5739 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5742 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
5743 ISA 3.0 xxperm fusion alternative.
5744 (altivec_vperm_v8hiv16qi): Likewise.
5745 (altivec_vperm_<mode>_uns_internal): Likewise.
5746 (vperm_v8hiv4si): Likewise.
5747 (vperm_v16qiv8hi): Likewise.
5749 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5750 Kelvin Nilsen <kelvin@gcc.gnu.org>
5752 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
5753 vpermr/xxpermr on ISA 3.0.
5754 (altivec_expand_vec_perm_le): Likewise.
5755 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
5756 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
5759 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
5761 * config/i386/i386.h (IS_STACK_MODE): Enable for
5762 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
5763 SSE_FLOAT_MODE_P macros.
5764 * config/i386/i386.c (ix86_preferred_reload_class): Use
5765 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
5766 Cleanup regclass processing for CONST_DOUBLE_P.
5767 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
5768 (ix86_rtx_costs): Remove redundant TARGET_80387 check
5769 with IS_STACK_MODE macro.
5770 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
5772 (*movdf_internal): Use IS_STACK_MODE macro.
5773 (*movsf_internal): Ditto.
5775 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
5777 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
5778 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
5780 2016-05-23 Jeff Law <law@redhat.com>
5782 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
5784 (fsm_find_control_statement_thread_paths): Call it.
5786 2016-05-23 Martin Jambor <mjambor@suse.cz>
5789 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
5790 from_global_constant if t is not NULL.
5792 2016-05-23 Marek Polacek <polacek@redhat.com>
5795 * common.opt (Wswitch-unreachable): New option.
5796 * doc/invoke.texi: Document -Wswitch-unreachable.
5797 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
5800 2016-05-23 Bin Cheng <bin.cheng@arm.com>
5802 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
5803 TMR_INDEX is non-NULL.
5805 2016-05-23 Richard Biener <rguenther@suse.de>
5807 PR tree-optimization/71230
5808 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
5809 (try_special_add_to_ops): ... here. Always test for single-use.
5811 2016-05-23 Martin Jambor <mjambor@suse.cz>
5813 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
5814 default block if a PHI node in the original one would be resized.
5816 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5818 PR tree-optimization/58135
5819 * tree-vect-slp.c: When group size is not multiple
5820 of vector size, allow splitting of store group at
5823 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
5825 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
5827 2016-05-22 Jakub Jelinek <jakub@redhat.com>
5829 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
5830 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
5831 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
5834 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
5835 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
5836 v constraint instead of x and vinserti32x4 insn.
5838 * config/i386/sse.md (i128vldq): New mode iterator.
5839 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
5840 avx512dq and avx512vl alternatives.
5842 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
5843 constraint, use maybe_evex prefix instead of vex.
5844 (vec_dupv4sf): Use v constraint instead of x for output
5845 operand except for noavx alternative, use Yv constraint
5846 instead of x for input. Use maybe_evex prefix instead of vex.
5847 (*vec_dupv4si): Likewise.
5848 (*vec_dupv2di): Likewise.
5850 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
5853 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
5854 (linearize_expr_tree): Call try_special_add_to_ops.
5855 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
5857 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5859 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
5860 to computed stack_usage.
5862 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5865 * config/avr/avr.md (define_expand "mov<mode>"): If the source
5866 operand is subreg (symbol_ref) then move the symbol ref to register.
5868 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
5870 * tree.c (array_at_struct_end_p): Look through MEM_REF.
5872 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5875 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
5878 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5880 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
5881 ranges by calling get_single_symbol and tidy up. Look more closely
5882 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
5884 2016-05-20 Jeff Law <law@redhat.com>
5886 * bitmap.c (bitmap_find_bit): Remove useless test.
5888 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
5890 * function.c (thread_prologue_and_epilogue_insns): Commit the
5891 insertion of the epilogue.
5893 2016-05-20 Martin Jambor <mjambor@suse.cz>
5895 PR tree-optimization/70884
5896 * tree-sra.c (initialize_constant_pool_replacements): Do not check
5897 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
5898 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
5899 of constant pool data as a reason for scalarization.
5901 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5903 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
5904 for naked functions.
5905 (thumb1_expand_prologue): Likewise.
5907 2016-05-20 Nathan Sidwell <nathan@acm.org>
5909 * config/nvptx/nptx.c (nvptx_option_override): Only set
5910 flag_toplevel_reorder, if not explicitly specified. Set
5911 flag_no_common, unless explicitly specified.
5913 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5915 * calls.c (can_implement_as_sibling_call_p): Mark param
5916 reg_parm_stack_space with ATTRIBUTE_UNUSED.
5918 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
5920 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
5921 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
5922 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
5924 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
5925 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
5928 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
5930 * config/nvptx/nvptx.md (sincossf3): New pattern.
5932 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5934 * calls.c (maybe_complain_about_tail_call): New function.
5935 (initialize_argument_information): Call
5936 maybe_complain_about_tail_call when clearing *may_tailcall.
5937 (can_implement_as_sibling_call_p): Call
5938 maybe_complain_about_tail_call when returning false.
5939 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
5940 ensure try_tail_call is set. Call maybe_complain_about_tail_call
5941 if tail-call optimization fails.
5942 * cfgexpand.c (expand_call_stmt): Initialize
5943 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
5944 * gimple-pretty-print.c (dump_gimple_call): Dump
5945 gimple_call_must_tail_p.
5946 * gimple.c (gimple_build_call_from_tree): Call
5947 gimple_call_set_must_tail with the value of
5948 CALL_EXPR_MUST_TAIL_CALL.
5949 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
5950 (gimple_call_set_must_tail): New function.
5951 (gimple_call_must_tail_p): New function.
5952 * print-tree.c (print_node): Update printing of TREE_STATIC
5953 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
5954 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
5955 trailing comment listing applicable flags.
5956 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
5958 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5960 * calls.c (expand_call): Move "Rest of purposes for tail call
5961 optimizations to fail" to...
5962 (can_implement_as_sibling_call_p): ...this new function, and
5963 split into multiple "if" statements.
5965 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5967 * cfgloop.h (expected_loop_iterations_unbounded,
5968 expected_loop_iterations): Unconstify.
5969 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
5970 profile with known upper bound; return 3 when profile is absent.
5971 (expected_loop_iterations): Update.
5973 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5975 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
5976 and get_max_loop_iterations_int.
5978 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5980 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
5981 realistic upper bounds here.
5983 2016-05-20 Jakub Jelinek <jakub@redhat.com>
5986 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
5987 calls if the LHS is variable length or has addressable type.
5988 If targets[0]->decl is a noreturn call with void return type and
5989 zero arguments, adjust fntype and remove lhs in that case.
5991 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
5993 PR tree-optimization/71079
5994 PR tree-optimization/71206
5995 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
5997 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5999 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
6000 (get_vec_alignment_for_array_decl): Likewise.
6001 (get_vec_alignment_for_record_decl): Likewise.
6002 (increase_alignment::execute): Move code to find alignment to
6003 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
6004 (type_align_map): New hash_map.
6006 2016-05-20 Richard Guenther <rguenther@suse.de>
6008 PR tree-optimization/29756
6009 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
6010 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
6011 * fold-const.c (operand_equal_p): Likewise.
6012 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
6013 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
6014 * tree-inline.c (estimate_operator_cost): Likewise.
6015 * tree-pretty-print.c (dump_generic_node): Likewise.
6016 * tree-ssa-operands.c (get_expr_operands): Likewise.
6017 * cfgexpand.c (expand_debug_expr): Likewise.
6018 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
6019 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
6020 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
6021 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
6022 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
6023 (execute_update_addresses_taken): Do it.
6025 2016-05-20 Richard Biener <rguenther@suse.de>
6027 PR tree-optimization/71185
6028 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
6029 register operations.
6031 2016-05-20 Richard Biener <rguenther@suse.de>
6033 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
6034 gimple_seq_add_seq_without_update.
6035 (release_bb_predicate): Assert we have no operands to free.
6036 (if_convertible_loop_p_1): Calculate post dominators later.
6037 Do not free BB predicates here.
6038 (combine_blocks): Do not recompute BB predicates.
6039 (version_loop_for_if_conversion): Save BB predicates around
6042 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
6044 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
6045 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
6046 code. Ignore sibcalls on EDGE_IGNORE edges.
6047 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
6048 on edges for sibcalls that run without prologue. The rest of the
6049 function is combined from...
6050 (fix_fake_fallthrough_edge): ... this, and ...
6051 (try_shrink_wrapping): ... a part of this. Remove the bb_with
6052 function argument, make it a local variable.
6054 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
6056 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
6057 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
6058 for 32-bit mode and SEH for 64-bit.
6059 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
6060 TARGET_64BIT_DEFAULT.
6062 2016-05-19 Ryan Burn <contact@rnburn.com>
6064 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
6065 * gengtype.c (open_base_files): Add cilk.h to ifiles.
6067 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
6069 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
6070 force pending loads from memory.
6072 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
6074 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
6075 (UNSPEC_DARN_32): New unspec constant.
6076 (UNSPEC_DARN_RAW): New unspec constant.
6077 (darn_32): New instruction.
6078 (darn_raw): New instruction.
6079 (darn): New instruction.
6080 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
6081 support and documentation for this macro.
6082 (BU_P9_MISC_1): New macro definition.
6083 (BU_P9_64BIT_MISC_0): New macro definition.
6084 (BU_P9_MISC_0): New macro definition.
6085 (darn_32): New builtin definition.
6086 (darn_raw): New builtin definition.
6087 (darn): New builtin definition.
6088 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
6089 RS6000_BUILTIN_0 directives to surround each occurrence of
6090 #include "rs6000-builtin.def".
6091 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
6092 RS6000_BTM_64BIT flags to the returned mask, depending on
6094 (def_builtin): Correct an error in the assignments made to the
6095 debugging variable attr_string.
6096 (rs6000_expand_builtin): Add support for no-operand built-in
6098 (builtin_function_type): Remove fatal_error assertion that is no
6100 (rs6000_common_init_builtins): Add support for no-operand built-in
6102 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
6104 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
6106 (RS6000_BTM_64BIT): New macro definition.
6107 * doc/extend.texi: Document __builtin_darn (void),
6108 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
6111 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
6113 * tree-vect-loop.c (vect_analyze_loop_2): Use also
6114 max_loop_iterations_int.
6116 2016-05-19 Marek Polacek <polacek@redhat.com>
6118 PR tree-optimization/71031
6119 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
6120 condition and adjust the code a bit.
6122 2016-05-19 Martin Liska <mliska@suse.cz>
6124 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
6125 auto_vec instead of vec.
6127 2016-05-19 Martin Liska <mliska@suse.cz>
6129 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
6131 2016-05-19 Martin Liska <mliska@suse.cz>
6133 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
6135 2016-05-19 Martin Liska <mliska@suse.cz>
6137 * ipa-pure-const.c (set_function_state): Remove an existing
6139 (remove_node_data): Do not free it as it's released
6140 in set_function_state.
6142 2016-05-19 Martin Liska <mliska@suse.cz>
6144 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
6147 2016-05-19 Martin Liska <mliska@suse.cz>
6149 * omp-simd-clone.c (simd_clone_adjust): Release vector.
6151 2016-05-19 Martin Liska <mliska@suse.cz>
6153 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
6154 an auto_vec instead of re-creating it.
6156 2016-05-19 Martin Liska <mliska@suse.cz>
6158 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
6159 auto_vec instead of vec.
6161 2016-05-19 Martin Liska <mliska@suse.cz>
6163 * lto-section-in.c (lto_get_section_data): Call
6164 lto_check_version with additional argument.
6165 * lto-streamer.c (lto_check_version): Add new argument.
6166 * lto-streamer.h (lto_check_version): Likewise.
6168 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6170 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
6171 Don't add cost of inner memory when handling sign-extended loads.
6173 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
6175 PR rtl-optimization/71148
6176 * cse.c (cse_main): Free dominance info.
6177 (rest_of_handle_cse): Don't free dominance info.
6178 (rest_of_handle_cse2): Likewise.
6179 (rest_of_handle_cse_after_global_opts): Likewise.
6181 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6184 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
6185 NULL_TREE early if NEON is not available. Remove now redundant check
6186 in ARM_CHECK_BUILTIN_MODE.
6188 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
6191 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
6192 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
6193 * doc/cpp.texi: Document new macros.
6195 2016-05-19 Bin Cheng <bin.cheng@arm.com>
6197 PR tree-optimization/69848
6198 * tree-vect-loop.c (vectorizable_reduction): Don't factor
6199 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
6201 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
6203 * function.c (thread_prologue_and_epilogue_insn): Move the
6204 "goto epilogue_done" one block later.
6206 2016-05-19 Richard Biener <rguenther@suse.de>
6208 PR tree-optimization/70729
6209 * passes.def: Move LIM pass before PRE. Remove no longer
6210 required copyprop and move first DCE out of the loop pipeline.
6212 2016-05-18 David Malcolm <dmalcolm@redhat.com>
6215 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
6216 (OBJS-libcommon-target): ...here.
6217 * opts-common.c: Include spellcheck.h.
6218 (cmdline_handle_error): Build a vec of valid options and use it
6219 to suggest provide hints for misspelled arguments.
6221 2016-05-18 Jakub Jelinek <jakub@redhat.com>
6224 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
6225 lhs if it has TREE_ADDRESSABLE type.
6227 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
6230 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
6231 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
6233 2016-05-18 Martin Jambor <mjambor@suse.cz>
6236 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
6237 input for NOP_EXPR pass-through functions.
6238 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
6239 aggregate global constant VAR_DECLs in constant jump functions.
6241 2016-05-18 Martin Jambor <mjambor@suse.cz>
6244 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
6245 from TREE_READONLY parameters.
6247 2016-05-18 Martin Jambor <mjambor@suse.cz>
6250 * cgraph.h (cgraph_indirect_call_info): New field
6251 guaranteed_unmodified.
6252 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
6253 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
6255 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
6256 pass the parameter value to ipa_find_agg_cst_for_param.
6257 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
6258 guaranteed_unmodified, store AA results there instead of bailing out
6260 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
6261 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
6262 (find_constructor_constant_at_offset): New function.
6263 (ipa_find_agg_cst_from_init): Likewise.
6264 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
6265 static initializers of contants, report back through a new paameter
6266 from_global_constant if that was the case.
6267 (try_make_edge_direct_simple_call): Also pass parameter value to
6268 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
6270 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
6271 (ipa_read_indirect_edge_info): Likewise.
6272 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
6273 (ipa_load_from_parm_agg): Likewise.
6275 2016-05-18 Jiong Wang <jiong.wang@arm.com>
6277 PR rtl-optimization/71150
6278 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
6281 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6284 * config/rs6000/constraints.md (wE constraint): New constraint
6285 for a vector constant that can be loaded with XXSPLTIB.
6286 (wM constraint): New constraint for a vector constant of a 1's.
6287 (wS constraint): New constraint for a vector constant that can be
6288 loaded with XXSPLTIB and a vector sign extend instruction.
6289 * config/rs6000/predicates.md (xxspltib_constant_split): New
6290 predicates for wE/wS constraints.
6291 (xxspltib_constant_nosplit): Likewise.
6292 (easy_vector_constant): Add support for constants that can be
6293 loaded via XXSPLTIB.
6294 (all_ones_constant): New predicate for vector constant with all
6296 (splat_input_operand): Add support for ISA 3.0 word splat operations.
6297 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
6298 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
6299 instruction and possibly with a sign extension.
6300 (output_vec_const_move): Add support for XXSPLTIB. If we are
6301 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
6302 instead of XXLXOR/XXLORC.
6303 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
6305 (rs6000_legitimize_reload_address): Likewise.
6306 (rs6000_output_move_128bit): Use output_vec_const_move to emit
6308 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
6309 combine VSX_M and VSX_M2 into one iterator.
6311 (VSINT_84): New iterators for loading constants with XXSPLTIB.
6312 (VSINT_842): Likewise.
6313 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
6314 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
6315 XXSPLTIB instruction.
6316 (xxspltib_<mode>_nosplit): Likewise.
6317 (xxspltib_<mode>_split): New insn to load up constants with
6318 XXSPLTIB and a sign extend instruction.
6319 (vsx_mov<mode>): Replace single move that handled all vector types
6320 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
6321 moves (when -mvsx-timode is in effect) into the main vector
6322 moves. Eliminate separate moves for <VSr> <VSa>, where the
6323 preferred register class (<VSr>) is listed first, and the
6324 secondary register class (<VSa>) is listed second with a '?' to
6325 discourage use. Prefer loading 0/-1 in any VSX register for ISA
6326 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
6327 that if the register was involved in a slow operation, the
6328 clear/set operation does not wait for the slow operation to
6329 finish. Adjust the length attributes for 32-bit mode. Use
6330 rs6000_output_move_128bit and drop the use of the string
6331 instructions for 32-bit movti when -mvsx-timode is in effect. Use
6332 spacing so that the alternatives and attributes don't generate
6333 long lines, and put things in columns, so that it is easier to
6334 match up the operands and attributes with the insn alternatives.
6335 (vsx_mov<mode>_64bit): Likewise.
6336 (vsx_mov<mode>_32bit): Likewise.
6337 (vsx_movti_64bit): Fold movti into normal vector moves.
6338 (vsx_movti_32bit): Likewise.
6339 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
6341 (vsx_splat_v4si_internal): Likewise.
6342 (vsx_splat_v4sf_internal): Likewise.
6343 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
6344 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
6345 extend vector elements.
6346 (vsx_sign_extend_hi_<mode>): Likewise.
6347 (vsx_sign_extend_si_v2di): Likewise.
6348 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
6350 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
6351 constraints. Add trailing period to wL documentation.
6353 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
6356 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
6357 * tree-dfa.c (replace_abnormal_ssa_names): New function.
6358 * tree-call-cdce.c: Include tree-dfa.h.
6359 (can_guard_call_p): New function, extracted from...
6360 (can_use_internal_fn): ...here.
6361 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
6363 (shrink_wrap_one_built_in_call): Likewise.
6364 (use_internal_fn): Likewise.
6365 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
6366 and return void. Call replace_abnormal_ssa_names.
6367 (pass_call_cdce::execute): Check can_guard_call_p during the
6368 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
6369 will always change something.
6371 2016-05-18 Martin Jambor <mjambor@suse.cz>
6374 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
6375 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
6377 2016-05-18 Martin Jambor <mjambor@suse.cz>
6380 * ipa-inline.h (condition): New field size.
6381 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
6382 for comaprison and store it into the new condition.
6383 (evaluate_conditions_for_known_args): Use condition size to check
6384 access sizes for all but CHANGED conditions.
6385 (unmodified_parm_1): New parameter size_p, store access size into it.
6386 (unmodified_parm): Likewise.
6387 (unmodified_parm_or_parm_agg_item): Likewise.
6388 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
6389 (set_cond_stmt_execution_predicate): Extract access sizes and store
6391 (set_switch_stmt_execution_predicate): Likewise.
6392 (will_be_nonconstant_expr_predicate): Likewise.
6393 (will_be_nonconstant_predicate): Likewise.
6394 (inline_read_section): Stream condition size.
6395 (inline_write_summary): Likewise.
6397 2016-05-18 Richard Biener <rguenther@suse.de>
6399 * tree-ssa-loop-im.c (determine_max_movement): Properly add
6400 condition cost to PHI cost instead of total_cost.
6402 2016-05-18 Martin Liska <mliska@suse.cz>
6405 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
6408 2016-05-18 Richard Biener <rguenther@suse.de>
6410 * lto-streamer.h (LTO_major_version): Bump to 6.
6412 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
6414 * function.c (make_split_prologue_seq, make_prologue_seq,
6415 make_epilogue_seq): New functions, factored out from...
6416 (thread_prologue_and_epilogue_insns): Here.
6418 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
6420 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
6421 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
6422 of before. Add a comment.
6424 2016-05-18 Bin Cheng <bin.cheng@arm.com>
6426 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
6427 expression pointer, not pointer to the pointer.
6429 2016-05-18 Jakub Jelinek <jakub@redhat.com>
6431 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
6432 (avx2_pbroadcast<mode>): Add another alternative with v instead
6433 of x constraints in it, using <pbroadcast_evex_isa> isa.
6434 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
6436 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
6437 constraint x instead of v in second alternative, add avx512bw
6440 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
6441 constraint x instead of v in second alternative, add avx512bw
6444 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
6445 constraint x instead of v in second alternative, add avx512bw
6448 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
6449 avx512bw alternative.
6451 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
6453 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
6455 (define_insn "*andnottf3"): Ditto.
6456 (define_insn "*<code><mode>3"/any_logic): Ditto.
6457 (define_insn "*<code>tf3"/any_logic): Ditto.
6458 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
6459 operand to block AVX-512VL insn variant emit when it is not enabled.
6461 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
6463 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
6464 constraint fot SF mode.
6466 2016-05-18 Petr Murzin <petr.murzin@intel.com>
6467 Kirill Yukhin <kirill.yukhin@intel.com>
6469 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
6471 (define_insn "rsqrt14<mode>"): Ditto.
6472 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
6473 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
6474 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
6475 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
6476 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
6478 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
6479 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
6480 * config/i386/i386.c (ix86_print_operand): Expand check for size
6481 override codes for Intel syntax.
6483 2016-05-18 Richard Biener <rguenther@suse.de>
6485 PR tree-optimization/71168
6486 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
6487 initialization earlier.
6489 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
6491 * config/aarch64/aarch64-simd.md
6492 (aarch64_reduc_plus_internal<mode>): Rename to...
6493 (reduc_plus_scal): ...This, and remove previous implementation.
6495 2016-05-18 Richard Biener <rguenther@suse.de>
6497 * passes.def: Put late dse and cd_dce in canonical order.
6499 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
6501 * ipa-inline-transform.c (preserve_function_body_p): Look for
6502 first non-thunk clone.
6503 (save_function_body): Save into first non-thunk.
6504 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
6506 (lto_output_node): Inline thunks don't need body in every
6508 * lto-streamer-in.c: Do not fixup thunk clones.
6509 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
6511 * tree-inline.c (copy_bb): Be prepared for target node to be new after
6514 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
6517 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
6518 (reassociate_bb): Call transform_add_to_multiply.
6520 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
6522 * config/aarch64/aarch64.c (all_extensions): Removed unused
6525 2016-05-17 Nathan Sidwell <nathan@acm.org>
6527 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
6528 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
6530 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
6532 PR tree-optimization/54579
6534 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
6536 2016-05-17 Marek Polacek <polacek@redhat.com>
6539 * tree-inline.c (expand_call_inline): Call
6540 maybe_remove_unused_call_args.
6542 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
6544 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
6545 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
6546 * doc/md.texi (fmin@var{m}3): Likewise.
6548 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6550 * match.pd (X & C): New transformation.
6552 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6554 * match.pd (~X & Y): New transformation.
6556 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6558 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
6559 information for new SSA_NAME.
6560 (simplify_conversion_using_ranges): Get range through get_range_info
6561 instead of get_value_range.
6563 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6565 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
6566 Remove inline assembly.
6567 (vmvn_s16): Likewise.
6568 (vmvn_s32): Likewise.
6569 (vmvn_u8): Likewise.
6570 (vmvn_u16): Likewise.
6571 (vmvn_u32): Likewise.
6572 (vmvnq_s8): Likewise.
6573 (vmvnq_s16): Likewise.
6574 (vmvnq_s32): Likewise.
6575 (vmvnq_u8): Likewise.
6576 (vmvnq_u16): Likewise.
6577 (vmvnq_u32): Likewise.
6578 (vmvn_p8): Likewise.
6579 (vmvnq_p16): Likewise.
6581 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6583 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
6585 (vmul_n_s16): Likewise.
6586 (vmul_n_s32): Likewise.
6587 (vmul_n_u16): Likewise.
6588 (vmul_n_u32): Likewise.
6589 (vmulq_n_f32): Likewise.
6590 (vmulq_n_f64): Likewise.
6591 (vmulq_n_s16): Likewise.
6592 (vmulq_n_s32): Likewise.
6593 (vmulq_n_u16): Likewise.
6594 (vmulq_n_u32): Likewise.
6596 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6598 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
6599 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
6601 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6603 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
6604 to *aarch64_fma4_elt_from_dup<mode>.
6605 (*aarch64_fnma4_elt_to_128df): Rename to
6606 *aarch64_fnma4_elt_from_dup<mode>.
6607 * config/aarch64/arm_neon.h (vfma_n_f64): New.
6608 (vfms_n_f32): Likewise.
6609 (vfms_n_f64): Likewise.
6610 (vfmsq_n_f32): Likewise.
6611 (vfmsq_n_f64): Likewise.
6613 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
6615 * wide-int.h: Change fixed_wide_int_storage from class to struct.
6617 2016-05-17 Richard Biener <rguenther@suse.de>
6619 PR tree-optimization/71132
6620 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
6621 Only add control dependences for blocks in the loop.
6622 (build_rdg): Adjust.
6623 (generate_code_for_partition): Return whether loop should
6624 be destroyed and delay that.
6625 (distribute_loop): Likewise.
6626 (pass_loop_distribution::execute): Record loops to be destroyed
6627 and perform delayed destroying of loops.
6629 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6632 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
6634 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6636 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
6638 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
6641 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
6642 insertion point for instructions generated by validize_mem.
6644 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6646 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
6649 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6651 * config/aarch64/aarch64.c
6652 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
6653 rather than a macro.
6655 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6657 * doc/invoke.texi (AArch64 Options): Various updates.
6659 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6661 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
6662 into instrumentation thunks.
6663 * cif-code.def (CIF_CHKP): New.
6665 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
6667 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
6669 2016-05-16 Martin Jambor <mjambor@suse.cz>
6671 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
6672 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
6674 2016-05-16 Marek Polacek <polacek@redhat.com>
6676 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
6679 2016-05-16 Martin Jambor <mjambor@suse.cz>
6682 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
6683 the outlined kernel function.
6685 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
6687 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
6688 (ISA_HAS_DLSA): Ditto.
6690 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6692 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
6694 2016-05-16 Nathan Sidwell <nathan@acm.org>
6696 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
6697 (nvptx_name_replacement): Restore. Add comment.
6698 (write_fn_proto, write_fn_proto_from_insn,
6699 nvptx_output_call_insn): Restore
6700 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
6702 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6704 * config/aarch64/aarch64.md
6705 (add<mode>3_compareC_cconly_imm): Remove use of %w.
6706 (add<mode>3_compareC_imm): Likewise.
6707 (<optab>si3_uxtw): Split into register and immediate variants.
6708 (andsi3_compare0_uxtw): Likewise.
6709 (and<mode>3_compare0): Likewise.
6710 (and<mode>3nr_compare0): Likewise.
6711 (stack_protect_test_<mode>): Don't use %x for memory operands.
6713 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6715 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
6717 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6719 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
6720 Split integer shifts into shift_reg and bfm.
6721 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
6722 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
6723 (ror<mode>3_insn): Likewise.
6724 (<optab>si3_insn_uxtw): Likewise.
6725 (<optab><mode>3_insn): Change to rotate_imm.
6726 (extr<mode>5_insn_alt): Likewise.
6727 (extrsi5_insn_uxtw): Likewise.
6728 (extrsi5_insn_uxtw_alt): Likewise.
6730 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6732 * doc/tm.texi: Regenerate.
6733 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
6734 (TARGET_INVALID_RETURN_TYPE): Remove.
6735 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
6736 TARGET_INVALID_RETURN_TYPE.
6737 * target.def (invalid_parameter_type): Remove.
6738 (invalid_return_type): Remove.
6740 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6742 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
6743 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
6745 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
6747 (preserve_function_body_p): No need to preserve function body
6748 * cif-codes.def (CIF_THUNK): Remove.
6749 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
6751 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6753 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
6755 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6757 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
6760 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6762 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
6763 (inline_small_functions): Do not look for function symbol when
6766 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6768 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
6771 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6772 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6773 Jiong Wang <jiong.wang@arm.com>
6775 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
6776 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
6777 Define __ARM_FP16_ARGS when appropriate.
6778 * config/arm/arm.c (arm_invalid_parameter_type): Remove
6780 (arm_invalid_return_type): Likewise.
6781 (TARGET_INVALID_PARAMETER_TYPE): Remove.
6782 (TARGET_INVALID_RETURN_TYPE): Remove.
6783 (aapcs_vfp_sub_candidate): Allow HFmode.
6784 (aapcs_vfp_allocate): Add comment. Support HFmode.
6785 (aapcs_vfp_allocate_return_reg): Likewise.
6786 (struct aapcs_cp_arg_layout): Slightly reword comments for
6787 is_return_candidate and allocate_return_reg.
6788 (output_mov_vfp): Update assert.
6789 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
6791 (arm_invalid_parameter_type): Remove.
6792 (amr_invalid_return_type): Remove.
6793 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
6794 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
6795 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
6797 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6799 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
6800 * config/aarch64/arch64-protos.h
6801 (aarch64_legitimize_reload_address): Remove.
6802 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
6805 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
6807 * configure.ac: Add ACX_NONCANONICAL_HOST.
6808 * configure: Regenerate.
6809 * Makefile.in: Set host_noncanonical.
6811 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
6814 * config/i386/i386.md (*movtf_internal): Before register allocation,
6815 do not allow FP constants for CM_MEDIUM memory model, allow only
6816 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
6817 (*movxf_internal): Ditto.
6818 (*movdf_internal): Ditto.
6819 (*movsf_internal): Ditto.
6821 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
6823 PR rtl-optimization/67483
6824 * combine.c (make_compound_operation): Don't call extract_left_shift
6825 with negative shift amounts.
6827 2016-05-13 Jakub Jelinek <jakub@redhat.com>
6830 * fold-const.c (fold_checksum_tree): Allow modification
6831 of TYPE_ALIAS_SET during folding.
6833 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
6834 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
6835 (ix86_split_to_parts): Likewise. Fix up formatting.
6837 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
6839 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
6840 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
6843 2016-05-13 Nathan Sidwell <nathan@acm.org>
6845 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
6846 (nvptx_name_replacement): Delete.
6847 (write_fn_proto, write_fn_proto_from_insn,
6848 nvptx_output_call_insn): Remove nvptx_name_replacement call.
6849 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
6850 * langhooks.c (add_builtin_funcction_common): Call
6851 targetm.mangle_decl_assembler_name.
6853 * config/nvptx/nvptx.c (write_fn_proto): Handle
6854 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
6856 2016-05-13 Martin Liska <mliska@suse.cz>
6858 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
6859 and PRIu64 in printf format.
6861 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6863 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
6866 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6868 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6869 Change --param max-completely-peeled-times to
6870 --param max-completely-peel-times in dump file printing.
6872 2016-05-13 Richard Biener <rguenther@suse.de>
6874 PR tree-optimization/42587
6875 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
6876 (find_bswap_or_nop_1): Likewise.
6877 (bswap_replace): Likewise.
6879 2016-05-13 Martin Liska <mliska@suse.cz>
6881 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
6882 Initialize a variable with default value.
6884 2016-05-13 Martin Liska <mliska@suse.cz>
6886 * doc/invoke.texi: Enhance explanation of error recovery
6889 2016-05-13 Martin Liska <mliska@suse.cz>
6891 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
6892 (struct cost_pair): Change inv_expr_id (int) to inv_expr
6893 (iv_inv_expr_ent *).
6894 (struct iv_inv_expr_ent): Comment struct fields.
6895 (sort_iv_inv_expr_ent): New function.
6896 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
6897 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
6898 a hash_map between iv_inv_expr_ent and number of usages.
6899 (niter_for_exit): Fix coding style.
6900 (tree_ssa_iv_optimize_init): Use renamed variable.
6901 (determine_base_object): Fix coding style.
6902 (alloc_iv): Likewise.
6903 (find_interesting_uses_outside): Likewise.
6904 (add_candidate_1): Likewise.
6905 (add_standard_iv_candidates): Likewise.
6906 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
6907 (prepare_decl_rtl): Fix coding style.
6908 (get_address_cost): Likewise.
6909 (get_shiftadd_cost): Likewise.
6910 (force_expr_to_var_cost): Likewise.
6911 (compare_aff_trees): Likewise.
6912 (get_expr_id): Restructure the function.
6913 (get_loop_invariant_expr_id): Renamed to
6914 get_loop_invariant_expr.
6915 (get_computation_cost_at): Replace usage of inv_expr_id with
6917 (get_computation_cost): Likewise.
6918 (determine_group_iv_cost_generic): Likewise.
6919 (determine_group_iv_cost_address): Likewise.
6920 (iv_period): Fix coding style.
6921 (iv_elimination_compare_lt): Likewise.
6922 (may_eliminate_iv): Likewise.
6923 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
6925 (determine_group_iv_costs): Dump invariant expressions.
6926 (iv_ca_recount_cost): Use the newly added hash_map.
6927 (iv_ca_set_remove_invariants): Fix coding style.
6928 (iv_ca_set_add_invariants): Fix coding style.
6929 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
6931 (iv_ca_set_cp): Likewise.
6932 (iv_ca_new): Initialize the newly added hash_map and remove
6933 initialization of fields.
6934 (iv_ca_free): Delete the hash_map.
6935 (iv_ca_dump): Dump invariant expressions.
6936 (iv_ca_extend): Fix coding style.
6937 (try_add_cand_for): Likewise.
6938 (create_new_ivs): Dump information about # of avg iterations and
6939 # of used invariant expressions.
6940 (rewrite_use_compare): Fix coding style.
6941 (free_loop_data): Set default value for max_inv_expr_id.
6943 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
6945 * cse.c (rest_of_handle_cse): Use cleanup_cfg
6946 returned value cse_cfg_altered computation.
6947 (rest_of_handle_cse2): Likewise.
6948 (rest_of_handle_cse_after_global_opts): Likewise.
6950 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6953 * config/arm/arm.c (arm32_output_mi_thunk): New.
6954 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
6955 to split Thumb1 vs TARGET_32BIT functionality.
6956 (arm_thumb1_mi_thunk): New.
6958 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6960 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
6963 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6966 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
6968 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
6970 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
6971 (expand_builtin_trap): Emit a regular call.
6972 (set_builtin_user_assembler_name): Remove obsolete cases.
6973 * dse.c (scan_insn): Adjust.
6974 * except.c: Include calls.h.
6975 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
6976 emit a regular call to setjmp.
6977 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
6978 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
6979 (emit_block_move_via_libcall): Delete.
6980 (block_move_fn): Delete.
6981 (init_block_move_fn): Likewise.
6982 (emit_block_move_libcall_fn): Likewise.
6983 (emit_block_op_via_libcall): New function.
6984 (set_storage_via_libcall): Tidy up and use memset builtin.
6985 (block_clear_fn): Delete.
6986 (init_block_clear_fn): Likewise.
6987 (clear_storage_libcall_fn): Likewise.
6988 (expand_assignment): Call emit_block_move_via_libcall.
6989 Do not include gt-expr.h.
6990 * expr.h (emit_block_op_via_libcall): Declare.
6991 (emit_block_copy_via_libcall): New inline function.
6992 (emit_block_move_via_libcall): Likewise.
6993 (emit_block_comp_via_libcall): Likewise.
6994 (block_clear_fn): Delete.
6995 (init_block_move_fn): Likewise.
6996 (init_block_clear_fn): Likewise.
6997 (emit_block_move_via_libcall): Likewise.
6998 (set_storage_via_libcall): Add default parameter value.
6999 * libfuncs.h (enum libfunc_index): Remove obsolete values.
7000 (abort_libfunc): Delete.
7001 (memcpy_libfunc): Likewise.
7002 (memmove_libfunc): Likewise.
7003 (memcmp_libfunc): Likewise.
7004 (memset_libfunc): Likewise.
7005 (setbits_libfunc): Likewise.
7006 (setjmp_libfunc): Likewise.
7007 (longjmp_libfunc): Likewise.
7008 (profile_function_entry_libfunc): Likewise.
7009 (profile_function_exit_libfunc): Likewise.
7010 (gcov_flush_libfunc): Likewise.
7011 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
7012 and DECL_VISIBILITY on the declaration.
7013 (init_optabs): Do not initialize obsolete libfuncs.
7014 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
7015 * tree-core.h (ECF_RET1): Define.
7016 (ECF_TM_PURE): Adjust.
7017 (ECF_TM_BUILTIN): Likewise.
7018 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
7019 (build_common_builtin_nodes): Initialize abort builtin.
7020 Add ECF_RET1 on memcpy, memmove and memset builtins.
7021 Pass final flags for alloca and alloca_with_align builtins.
7022 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
7024 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
7025 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
7026 set_storage_via_libcall and call emit_block_copy_via_libcall.
7028 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
7030 * config/i386/i386.md (*call_got_x32): Change operand 0 to
7031 DImode before it is passed to ix86_output_call_operand.
7032 (*call_value_got_x32): Ditto for operand 1.
7034 2016-05-12 Jiong Wang <jiong.wang@arm.com>
7036 PR rtl-optimization/70904
7037 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
7038 reload for wide mode.
7040 2016-05-12 Marek Polacek <polacek@redhat.com>
7043 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
7044 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
7045 * langhooks.h (incomplete_type_error): Likewise.
7046 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
7047 parameter, pass it down to incomplete_type_error.
7048 * tree.h (size_in_bytes): New inline overload.
7049 (size_in_bytes_loc): Renamed from size_in_bytes.
7051 2016-05-12 Richard Biener <rguenther@suse.de>
7053 PR tree-optimization/71059
7054 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
7055 nary before looking up or entering the expression into the VN
7057 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
7058 Make sure to re-use NARYs without result as inserted by
7061 2016-05-12 Richard Biener <rguenther@suse.de>
7063 PR tree-optimization/71062
7064 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
7066 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7067 vars_contains_restrict if the var is a restrict tag.
7068 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
7069 do not disambiguate pointers against it.
7070 (dump_points_to_solution): Re-structure and adjust for new
7071 vars_contains_restrict flag.
7072 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
7074 2016-05-12 Martin Liska <mliska@suse.cz>
7076 * doc/invoke.texi: Explain connection between
7077 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
7079 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
7081 PR tree-optimization/71006
7082 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
7083 consider COND_EXPR as a mask producer.
7085 2016-05-12 Marek Polacek <polacek@redhat.com>
7088 * opts.c (common_handle_option): Detect missing argument for --help^.
7090 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7093 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
7094 when popping the PC and within an interrupt handler routine.
7095 Add missing tab to output of "ldmfd".
7096 (output_return_instruction): Output LDMFD with SP update rather
7097 than POP when returning from interrupt handler.
7099 2016-05-12 Jakub Jelinek <jakub@redhat.com>
7101 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
7102 TARGET_64BIT && TARGET_AVX512DQ.
7103 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
7104 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
7105 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
7106 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
7107 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
7108 (*vec_extractv4si_zext): Add avx512dq alternative.
7109 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
7110 use v instead of x constraint in other alternatives where possible.
7112 * config/i386/sse.md (sse2_loadld): Use v instead of x
7113 constraint in alternatives 0,1,4.
7115 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
7116 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
7117 v constraints instead of x and <pinsr_evex_isa> isa attribute.
7120 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
7121 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
7122 is not emitted unless TARGET_AVX512BW.
7123 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
7124 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
7125 for the result operand.
7127 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
7128 constraint instead of x in avx alternatives. Use maybe_evex instead
7131 * config/i386/constraints.md (Yv): New constraint.
7132 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
7133 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
7134 * config/i386/i386.md (avx512fvecmode): New mode attr.
7135 (*pushtf): Use v constraint instead of x.
7136 (*movtf_internal): Likewise. For TARGET_AVX512VL and
7137 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
7138 (*absneg<mode>2): Use Yv constraint instead of x constraint.
7139 (*absnegtf2_sse): Likewise.
7140 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
7141 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
7142 avx512f alternatives.
7143 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
7145 2016-05-12 Richard Biener <rguenther@suse.de>
7147 PR tree-optimization/71060
7148 * tree-data-ref.c (initialize_data_dependence_relation): Do not
7149 require exact match of DR_BASE_OBJECT but only matching address and
7152 2016-05-12 Richard Biener <rguenther@suse.de>
7154 PR tree-optimization/70986
7155 * cfganal.c: Include cfgloop.h.
7156 (dfs_find_deadend): Prefer to take edges exiting loops.
7158 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7160 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
7161 compile and run time.
7163 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
7166 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
7168 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
7170 * config/i386/i386.c (legitimize_pic_address): Use
7171 copy_to_suggested_reg instead of gen_movsi.
7173 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7175 * config/rs6000/predicates.md (quad_memory_operand): Move most of
7176 the code into quad_address_p and call it to share code with
7177 vsx_quad_dform_memory_operand.
7178 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
7180 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
7181 bit instead of being a separate word. Split -mpower9-dform into
7182 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
7183 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
7184 for the register class supporting 128-bit quad word memory offsets.
7185 (mode_supports_vsx_dform_quad): Helper function to return if the
7186 register class uses quad word memory offsets.
7187 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
7188 (rs6000_debug_reg_global): Always print if we are using LRA or not.
7189 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
7190 instructions are enabled, set up the appropriate addr_masks for
7192 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
7193 -mpower9-dform-scalar, instead of -mpower9-dform.
7194 (rs6000_option_override_internal): Split -mpower9-dform into two
7195 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
7196 -mpower9-dform switch sets or clears both. If we are not using
7197 the LRA register allocator, do not enable -mpower9-dform-vector by
7198 default. If we are using LRA, enable -mpower9-dform-vector and
7199 -mvsx-timode if it is appropriate. Issue a warning if either
7200 -mpower9-dform-vector or -mvsx-timode are explicitly used without
7202 (quad_address_offset_p): New helper function to return if the
7203 offset is legal for quad word memory instructions.
7204 (quad_address_p): New function to determin if GPR or vector
7205 register quad word memory addresses are legal.
7206 (mem_operand_gpr): Validate quad word address offsets.
7207 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
7208 d-form (register + offset) instructions.
7209 (offsettable_ok_by_alignment): Likewise.
7210 (rs6000_legitimate_offset_address_p): Likewise.
7211 (legitimate_lo_sum_address_p): Likewise.
7212 (rs6000_legitimize_address): Likewise.
7213 (rs6000_legitimize_reload_address): Add more debug statements for
7215 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
7216 d-form instructions.
7217 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
7218 d-form instructions. Distinguish different cases in debug
7219 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
7220 d-form instructions.
7221 (rs6000_preferred_reload_class): Likewise.
7222 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
7223 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
7224 of the ISA 2.06 indexed memory instructions.
7225 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
7226 use them to save/restore the saved vector registers instead of
7227 using Altivec instructions.
7228 (rs6000_emit_epilogue): Likewise.
7229 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
7230 (rs6000_opt_masks): Split -mpower9-dform into
7231 -mpower9-dform-scalar and -mpower9-dform-vector.
7232 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
7234 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
7235 ISA 3.0 vector indexed memory instructions, and fold the code into
7236 the normal mov<mode> patterns.
7237 (p9_vecstore_<mode>): Likewise.
7238 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
7240 (vsx_movti_64bit): Likewise.
7241 (vsx_movti_32bit): Likewise.
7242 * config/rs6000/constraints.md (wO constraint): New constraint for
7243 ISA 3.0 vector d-form support.
7244 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
7245 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
7246 include -mpower9-dform-vector until we switch over to LRA.
7247 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
7248 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
7249 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
7250 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
7251 for -mpower9-dform and -mlra.
7252 * doc/md.texi (wO constraint): Document wO constraint.
7254 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
7256 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
7257 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
7258 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
7259 Move handling of non-insn arguments inline into the sole user:
7260 (output_trans_func): ...here.
7261 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
7262 in emitted function prototype.
7263 (output_internal_insn_latency_func): Ditto. Simplify.
7264 (output_internal_maximal_insn_latency_func): Ditto. Delete
7265 always-unused argument.
7266 (output_insn_latency_func): Ditto.
7267 (output_maximal_insn_latency_func): Ditto.
7269 2016-05-11 Richard Biener <rguenther@suse.de>
7271 PR tree-optimization/71055
7272 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
7273 sth with precision not equal to access size verify we don't chop
7276 2016-05-11 Richard Biener <rguenther@suse.de>
7279 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
7280 (dwarf2out_finish): Move retry_incomplete_types call ...
7281 (dwarf2out_early_finish): ... here.
7283 2016-05-11 Richard Biener <rguenther@suse.de>
7286 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
7287 if the langhook insists on it.
7288 * fold-const.c (make_bit_field_ref): Add arg for the original
7289 reference and preserve its alias-set.
7290 (decode_field_reference): Take exp by reference and adjust it
7291 to the original memory reference.
7292 (optimize_bit_field_compare): Adjust callers.
7293 (fold_truth_andor_1): Likewise.
7294 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
7296 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
7299 * cfgrtl.h (delete_insn_and_edges): Now return bool.
7300 * cfgrtl.c (delete_insn_and_edges): Likewise.
7301 * config/i386/i386.c (convert_scalars_to_vector): Remove
7303 * cse.c (cse_insn): Compute cse_cfg_altered.
7304 (delete_trivially_dead_insns): Likewise.
7305 (cse_cc_succs): Likewise.
7306 (rest_of_handle_cse): Free dominance info if required.
7307 (rest_of_handle_cse2): Likewise.
7308 (rest_of_handle_cse_after_global_opts): Likewise.
7310 2016-05-11 Alan Modra <amodra@gmail.com>
7312 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
7313 abi_v4_pass_in_fpr): New functions.
7314 (rs6000_function_arg_boundary): Exclude complex IBM long double
7315 from 64-bit alignment when ABI_V4.
7316 (rs6000_function_arg, rs6000_function_arg_advance_1,
7317 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
7319 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
7321 PR rtl-optimization/71028
7322 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
7323 jump with just a return in the fallthrough block if the branch
7324 block contains just a return as well.
7326 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
7328 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
7329 * match.pd ((X & Y) ^ Y): ... this.
7330 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
7331 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
7333 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7335 * read-md.c (require_char_ws): New function.
7336 (read_string): Simplify using require_char_ws.
7337 (handle_constants): Likewise.
7338 (handle_enum): Likewise.
7339 (handle_file): Likewise.
7340 * read-md.h (require_char_ws): New declaration.
7341 * read-rtl.c (read_conditions): Simplify using require_char_ws.
7342 (read_mapping): Likewise.
7343 (read_rtx_code): Likewise.
7344 (read_nested_rtx): Likewise.
7346 2016-05-10 James Norris <jnorris@codesourcery.com>
7348 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
7349 if offloading is enabled and -fopenacc or -fopenmp is specified.
7350 (CRTOFFLOADEND): Likewise.
7351 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
7352 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
7354 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
7356 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
7357 gotoff_operand code paths. Use copy_to_suggested_regs and
7358 expand_simple_binop where appropriate. Cleanup.
7360 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7363 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
7365 (dimode_scalar_chain::vector_const_cost): New.
7366 (dimode_scalar_chain::compute_convert_gain): Handle constants.
7367 (dimode_scalar_chain::convert_op): Likewise.
7368 (dimode_scalar_chain::convert_insn): Likewise.
7370 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
7372 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
7373 unary operation, not a binary one.
7375 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7378 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
7379 calls with type casted fndecl.
7381 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7383 PR tree-optimization/70786
7384 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
7385 * calls.c (initialize_argument_information): Bind bounds
7386 with corresponding args passed by reference.
7388 2016-05-10 Jakub Jelinek <jakub@redhat.com>
7391 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
7392 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
7393 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
7396 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7399 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
7400 code for a zero scale factor.
7401 (vsx_xvcvdpuxds_scale): Likewise.
7403 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7405 * diagnostic-show-locus.c (layout::layout): Call show_ruler
7406 if show_ruler_p was set on the context.
7407 (layout::show_ruler): New method.
7408 * diagnostic.h (struct diagnostic_context): Add field
7411 2016-05-10 Richard Biener <rguenther@suse.de>
7413 PR tree-optimization/71039
7414 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
7415 (chk_uses): New function.
7416 (propagate_with_phi): Verify we can safely replicate the lhs of an
7417 aggregate assignment on all incoming edges.
7419 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
7421 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
7423 (rx_atomic_sequence): New class.
7424 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
7425 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
7427 (rx_atomic_sequence::rx_atomic_sequence,
7428 rx_atomic_sequence::~rx_atomic_sequence): New functions.
7429 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
7430 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
7431 CTRLREG_INTB): New constants.
7432 (FETCHOP): New code iterator.
7433 (fethcop_name, fetchop_name2): New iterator code attributes.
7434 (QIHI): New mode iterator.
7435 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
7436 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
7437 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
7439 2016-05-10 Martin Liska <mliska@suse.cz>
7441 * tree-inline.c (remap_dependence_clique): Do not remap
7442 debugging statements.
7444 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7446 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
7447 ("*fixuns_truncdfdi2_z13")
7448 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
7449 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
7450 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
7452 2016-05-10 Richard Biener <rguenther@suse.de>
7454 PR tree-optimization/70497
7455 PR tree-optimization/28367
7456 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
7458 (visit_reference_op_load): ... here.
7459 (vn_reference_lookup_3): Use it to handle subreg-like accesses
7460 with simplified BIT_FIELD_REFs.
7461 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
7462 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
7465 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
7467 * dwarf2out.c (add_abstract_origin_attribute): Adjust
7468 documentation comment. For BLOCK nodes, add a
7469 DW_AT_abstract_origin attribute that points to the DIE generated
7470 for the origin BLOCK.
7471 (gen_lexical_block_die): Call add_abstract_origin_attribute for
7472 blocks from inlined functions.
7474 2016-05-10 Alan Modra <amodra@gmail.com>
7477 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
7478 regrename modifying insns saving lr before __morestack call.
7479 * config/rs6000/rs6000.md (split_stack_return): Similarly for
7480 insns restoring lr after __morestack call.
7482 2016-05-09 Jakub Jelinek <jakub@redhat.com>
7484 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
7485 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
7487 * config/i386/sse.md (vec_interleave_high<mode>,
7488 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
7489 <avx512>_vpermt2var<mode>3_maskz): Likewise.
7491 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7493 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
7494 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
7495 parallel reassociation for power8 and forward.
7497 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
7499 * config/i386/i386.md (absneg splitters with general regs): Use
7500 general_reg_operand predicate.
7501 (btsq peephole2): Use x86_64_immediate_operand to check if new
7502 value is suitable for immediate operand. Generate emitted insn
7503 using RTL expressions.
7504 (btcq peephole2): Ditto.
7505 (btrq peephole2): Ditto. Generate correct immediate operand
7508 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
7510 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
7513 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
7515 * tree-affine.c (wide_int_constant_multiple_p): Add missing
7516 pointer dereference.
7518 2016-05-09 Richard Biener <rguenther@suse.de>
7520 PR tree-optimization/70985
7521 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
7522 op0 isn't a gimple register.
7524 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
7526 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
7527 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
7528 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
7529 (i6400_fpu_mult): New cpu units.
7530 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
7531 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
7532 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
7533 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
7534 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
7535 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
7536 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
7537 (i6400_msa_long_float4, i6400_msa_long_float5)
7538 (i6400_msa_long_float8, i6400_msa_fdiv_df)
7539 (i6400_msa_fdiv_sf): New reservations.
7540 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
7541 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
7542 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
7543 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
7544 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
7545 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
7546 (msa_short_cmp, msa_short_float2, msa_short_logic3)
7547 (msa_short_store4, msa_long_load, msa_short_store)
7548 (msa_long_logic, msa_long_float2, msa_long_float4)
7549 (msa_long_float5, msa_long_float8, msa_long_mult)
7550 (msa_long_fdiv, msa_long_div): New reservations.
7552 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
7553 Sameera Deshpande <sameera.deshpande@imgtec.com>
7554 Matthew Fortune <matthew.fortune@imgtec.com>
7555 Graham Stott <graham.stott@imgtec.com>
7556 Chao-ying Fu <chao-ying.fu@imgtec.com>
7558 * config.gcc: Add MSA header file for mips*-*-* target.
7559 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
7560 (Ubv8i, Urv8): New constraints.
7561 * config/mips/mips-ftypes.def: Add function types for MSA
7563 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
7564 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
7565 * config/mips/mips-msa.md: New file.
7566 * config/mips/mips-protos.h
7567 (mips_split_128bit_const_insns): New prototype.
7568 (mips_msa_idiv_insns): Likewise.
7569 (mips_split_128bit_move): Likewise.
7570 (mips_split_128bit_move_p): Likewise.
7571 (mips_split_msa_copy_d): Likewise.
7572 (mips_split_msa_insert_d): Likewise.
7573 (mips_split_msa_fill_d): Likewise.
7574 (mips_expand_msa_branch): Likewise.
7575 (mips_const_vector_same_val_p): Likewise.
7576 (mips_const_vector_same_bytes_p): Likewise.
7577 (mips_const_vector_same_int_p): Likewise.
7578 (mips_const_vector_shuffle_set_p): Likewise.
7579 (mips_const_vector_bitimm_set_p): Likewise.
7580 (mips_const_vector_bitimm_clr_p): Likewise.
7581 (mips_msa_vec_parallel_const_half): Likewise.
7582 (mips_msa_output_division): Likewise.
7583 (mips_ldst_scaled_shift): Likewise.
7584 (mips_expand_vec_cond_expr): Likewise.
7585 * config/mips/mips.c (enum mips_builtin_type): Add
7586 MIPS_BUILTIN_MSA_TEST_BRANCH.
7587 (mips_gen_const_int_vector_shuffle): New prototype.
7588 (mips_const_vector_bitimm_set_p): New function.
7589 (mips_const_vector_bitimm_clr_p): Likewise.
7590 (mips_const_vector_same_val_p): Likewise.
7591 (mips_const_vector_same_bytes_p): Likewise.
7592 (mips_const_vector_same_int_p): Likewise.
7593 (mips_const_vector_shuffle_set_p): Likewise.
7594 (mips_symbol_insns): Forbid loading symbols via immediate for
7596 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
7598 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
7600 (mips_lx_address_p): Add support load indexed address for MSA.
7601 (mips_address_insns): Add calculation of instructions needed for
7602 stores and loads for MSA.
7603 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
7604 CONST_VECTOR for MSA and let it fall through.
7605 (mips_ldst_scaled_shift): New function.
7606 (mips_subword_at_byte): Likewise.
7607 (mips_msa_idiv_insns): Likewise.
7608 (mips_legitimize_move): Validate MSA moves.
7609 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
7610 calculation of costs for MSA division.
7611 (mips_split_move_p): Check if MSA moves need splitting.
7612 (mips_split_move): Split MSA moves if necessary.
7613 (mips_split_128bit_move_p): New function.
7614 (mips_split_128bit_move): Likewise.
7615 (mips_split_msa_copy_d): Likewise.
7616 (mips_split_msa_insert_d): Likewise.
7617 (mips_split_msa_fill_d): Likewise.
7618 (mips_output_move): Handle MSA moves.
7619 (mips_expand_msa_branch): New function.
7620 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
7621 Reinstate 'y' modifier.
7622 (mips_file_start): Add MSA .gnu_attribute.
7623 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
7625 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
7626 (mips_class_max_nregs): Add register size for MSA supported mode.
7627 (mips_cannot_change_mode_class): Allow conversion between MSA
7628 vector modes and TImode.
7629 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
7631 (mips_secondary_reload_class): Force MSA loads/stores via memory.
7632 (mips_preferred_simd_mode): Add preffered modes for MSA.
7633 (mips_vector_mode_supported_p): Add MSA supported modes.
7634 (mips_autovectorize_vector_sizes): New function.
7635 (mips_msa_output_division): Likewise.
7636 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
7637 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
7638 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
7639 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
7640 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
7641 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
7642 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
7643 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
7644 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
7645 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
7646 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
7647 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
7648 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
7649 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
7650 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
7651 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
7652 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
7653 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
7654 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
7655 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
7656 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
7657 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
7658 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
7659 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
7660 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
7661 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
7662 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
7663 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
7664 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
7665 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
7666 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
7667 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
7668 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
7669 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
7670 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
7671 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
7672 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
7673 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
7674 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
7675 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
7676 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
7677 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
7678 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
7679 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
7680 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7681 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7682 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7683 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7684 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7685 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7686 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7687 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7688 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
7689 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
7690 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
7691 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
7692 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
7693 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
7694 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
7695 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
7696 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
7697 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
7698 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
7699 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
7700 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
7701 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
7702 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
7703 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
7704 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
7705 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
7706 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
7707 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
7708 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
7709 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
7710 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
7711 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
7712 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
7713 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
7714 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
7715 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
7716 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
7717 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
7718 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
7719 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
7720 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
7721 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
7722 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
7723 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
7724 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
7725 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
7726 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
7727 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
7728 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
7729 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
7730 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
7731 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
7732 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
7733 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
7734 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
7735 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
7736 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
7737 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
7738 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
7739 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
7740 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
7741 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
7742 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
7743 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
7744 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
7745 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
7746 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
7747 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
7748 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
7749 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
7750 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
7751 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
7752 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
7753 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
7754 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
7755 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
7756 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
7757 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
7758 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
7759 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
7760 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
7761 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
7762 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
7763 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
7764 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
7765 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
7766 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
7767 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
7768 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
7769 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
7770 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
7771 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
7772 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
7773 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
7774 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
7775 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
7776 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
7777 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
7778 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
7779 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
7780 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
7781 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
7782 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
7783 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
7784 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
7785 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
7786 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
7788 (mips_get_builtin_decl_index): New array.
7789 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
7790 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
7791 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
7792 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
7793 (mips_init_builtins): Initialize mips_get_builtin_decl_index
7795 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7797 (mips_expand_builtin_insn): Prepare operands for
7798 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
7799 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
7800 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
7801 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
7802 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
7803 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
7804 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
7805 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
7806 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
7807 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
7808 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
7809 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
7810 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
7811 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
7812 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
7813 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
7814 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
7815 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
7816 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
7817 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
7818 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
7819 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
7820 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
7821 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
7822 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
7823 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
7824 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
7825 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
7826 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
7827 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
7828 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
7829 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
7830 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
7831 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
7832 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
7833 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
7834 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
7835 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
7836 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
7837 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
7838 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
7839 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
7840 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
7841 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
7842 These are set implicitly and an error is reported if overridden.
7843 (mips_expand_builtin_msa_test_branch): New function.
7844 (mips_expand_msa_shuffle): Likewise.
7845 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
7846 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
7847 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
7848 (mips_expand_vec_unpack): Add support for MSA.
7849 (mips_expand_vector_init): Likewise.
7850 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
7851 instead of const0_rtx.
7852 (mips_msa_vec_parallel_const_half): New function.
7853 (mips_gen_const_int_vector): Likewise.
7854 (mips_gen_const_int_vector_shuffle): Likewise.
7855 (mips_expand_msa_cmp): Likewise.
7856 (mips_expand_vec_cond_expr): Likewise.
7857 * config/mips/mips.h
7858 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
7859 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
7861 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
7862 (ISA_HAS_MSA): New macro.
7863 (UNITS_PER_MSA_REG): Likewise.
7864 (BITS_PER_MSA_REG): Likewise.
7865 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
7866 (MSA_REG_FIRST): New macro.
7867 (MSA_REG_LAST): Likewise.
7868 (MSA_REG_NUM): Likewise.
7869 (MSA_REG_P): Likewise.
7870 (MSA_REG_RTX_P): Likewise.
7871 (MSA_SUPPORTED_MODE_P): Likewise.
7872 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
7873 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
7874 * config/mips/mips.md: Include mips-msa.md.
7875 (alu_type): Add simd_add.
7876 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
7877 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
7878 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
7879 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
7880 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
7881 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
7882 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
7883 simd_move, simd_load, simd_store. Choose "multi" for moves
7885 (qword_mode): New attribute.
7886 (insn_count): Add instruction count for quad moves.
7887 Increase the count for MIPS SIMD division.
7888 (UNITMODE): Add UNITMODEs for vector types.
7889 (addsub): New code iterator.
7890 * config/mips/mips.opt (mmsa): New option.
7891 * config/mips/msa.h: New file.
7892 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
7894 * config/mips/mti-linux.h: Likewise.
7895 * config/mips/predicates.md
7896 (const_msa_branch_operand): New constraint.
7897 (const_uimm3_operand): Likewise.
7898 (const_uimm4_operand): Likewise.
7899 (const_uimm5_operand): Likewise.
7900 (const_uimm8_operand): Likewise.
7901 (const_imm5_operand): Likewise.
7902 (aq10b_operand): Likewise.
7903 (aq10h_operand): Likewise.
7904 (aq10w_operand): Likewise.
7905 (aq10d_operand): Likewise.
7906 (const_m1_operand): Likewise.
7907 (reg_or_m1_operand): Likewise.
7908 (const_exp_2_operand): Likewise.
7909 (const_exp_4_operand): Likewise.
7910 (const_exp_8_operand): Likewise.
7911 (const_exp_16_operand): Likewise.
7912 (const_vector_same_val_operand): Likewise.
7913 (const_vector_same_simm5_operand): Likewise.
7914 (const_vector_same_uimm5_operand): Likewise.
7915 (const_vector_same_uimm6_operand): Likewise.
7916 (const_vector_same_uimm8_operand): Likewise.
7917 (par_const_vector_shf_set_operand): Likewise.
7918 (reg_or_vector_same_val_operand): Likewise.
7919 (reg_or_vector_same_simm5_operand): Likewise.
7920 (reg_or_vector_same_uimm6_operand): Likewise.
7921 * doc/extend.texi (MIPS SIMD Architecture Functions): New
7923 * doc/invoke.texi (-mmsa): Document new option.
7925 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7927 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
7928 * configure: Regenerate.
7929 * config.in: Regenerate.
7930 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
7932 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
7933 (ENDFILE_VTV_SPEC): Define.
7935 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
7937 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
7938 registers in all interrupt handlers if necessary.
7939 (rl78_option_override): Add warning.
7940 (MUST_SAVE_MDUC_REGISTERS): New macro.
7941 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
7942 * config/rl78/rl78.c (check_mduc_usage): New function.
7943 (mduc_regs): New structure to hold MDUC register data.
7944 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
7945 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
7946 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
7947 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
7948 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
7949 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
7951 2016-05-09 Bin Cheng <bin.cheng@arm.com>
7953 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
7954 (tree-ssa-loop-niter.h): Ditto.
7955 (idx_within_array_bound, ref_within_array_bound): New functions.
7956 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
7957 Factor out check on writable base object to ...
7958 (base_object_writable): ... here.
7960 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7962 * config/arm/arm.md (probe_stack): Add modes to set source
7965 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
7967 * regrename.c (base_reg_class_for_rename): New static function.
7968 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
7970 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
7972 * cgraph.c (thunk_adjust): Export.
7973 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
7974 * cgraphunit.c (thunk_adjust): Export.
7975 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
7977 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
7979 * tree-inline.c (expand_call_inline): Expand thunks inline.
7981 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
7984 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
7985 (*sse2_vd_cvtss2sd): Ditto.
7986 * config/i386/i386.md
7987 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
7988 Generate *sse2_vd_cvtsd2ss pattern.
7989 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
7990 Generate *sse2_vd_cvtss2sd pattern.
7992 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7994 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
7995 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
7998 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
8000 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
8001 * config/sh/sh.c: Define and declare variables on first use throughout
8003 (current_function_interrupt): Change to bool type.
8004 (frame_insn): Rename to emit_frame_insn and update users.
8005 (push_regs): Use bool for 'interrupt_handler' argument.
8006 (save_schedule_s): Remove.
8007 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
8008 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
8009 targetm.asm_out.unaligned_op.di.
8010 (gen_far_branch): Remove redundant forward declaration.
8011 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
8012 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
8013 (sh_set_return_address, sh_function_ok_for_sibcall,
8014 scavenge_reg): Update comments.
8015 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
8016 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
8017 (sh_attr_renesas_p): Remove unnecessary parentheses.
8018 (branch_dest): Simplify.
8019 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
8020 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
8021 (CUMULATIVE_ARGS): Change macro to typedef.
8022 (current_function_interrupt): Change to bool type.
8023 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
8024 Surround with __cplusplus ifdef.
8025 (sh_compare_op0, sh_compare_op1): Remove.
8026 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
8028 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
8030 * config/arm/arm.md: (arch): Add neon.
8031 (arch_enabled): Return yes for arch neon when TARGET_NEON.
8032 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
8033 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
8034 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
8035 attributes for alt renumbering. Mark alt 3 as non-predicable.
8036 (thumb2_movdf_vfp): Likewise.
8038 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
8040 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
8041 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
8042 (*andqi_1): Add preferred_for_speed attribute to disparage
8043 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
8044 (*<code>qi_1): Ditto.
8045 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
8046 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
8047 (*ashlqi3_1): Ditto.
8048 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
8049 Add preferred_for_size attribute to disparage alternative 0 and
8050 preferred_for_speed attribute to disparage alternative 1 for
8051 TARGET_PARTIAL_REG_STALL targets.
8053 2016-05-07 Tom de Vries <tom@codesourcery.com>
8055 PR tree-optimization/70956
8056 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
8059 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
8061 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
8062 * config/sh/sh.c (sh_cbranch_distance): Implement it.
8063 * config/sh/sh.md (branch_zero): Remove define_attr.
8064 (define_delay): Disable delay slot if branch distance is one insn.
8066 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8068 * config/i386/i386.md (LEAMODE): New mode attribute.
8069 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
8070 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
8071 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
8072 operand 2 predicate.
8073 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
8074 (*lea<mode>_general_3): Ditto.
8075 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
8077 2016-05-06 Jakub Jelinek <jakub@redhat.com>
8079 * genmddump.c (main): Convert argv from char ** to const char **.
8081 2016-05-06 David Malcolm <dmalcolm@redhat.com>
8083 * coretypes.h (OVERRIDE): New macro.
8086 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
8088 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
8089 allow coalescing if the types are compatible.
8091 2016-05-06 David Malcolm <dmalcolm@redhat.com>
8093 * pass_manager.h (pass_manager::register_pass_name): New method.
8094 (pass_manager::get_pass_by_name): New method.
8095 (pass_manager::create_pass_tab): New method.
8096 (pass_manager::m_name_to_pass_map): New field.
8097 * passes.c (name_to_pass_map): Delete global in favor of field
8098 "m_name_to_pass_map" of pass_manager.
8099 (register_pass_name): Rename from a function to...
8100 (pass_manager::register_pass_name): ...this method, updating
8101 for renaming of global "name_to_pass_map" to field
8102 "m_name_to_pass_map".
8103 (create_pass_tab): Rename from a function to...
8104 (pass_manager::create_pass_tab): ...this method, updating
8105 for renaming of global "name_to_pass_map" to field.
8106 (get_pass_by_name): Rename from a function to...
8107 (pass_manager::get_pass_by_name): ...this method.
8108 (enable_disable_pass): Convert use of get_pass_by_name to
8109 a method call, locating the pass_manager singleton.
8111 2016-05-06 David Malcolm <dmalcolm@redhat.com>
8113 * genattr-common.c (main): Convert argv from char ** to const char **.
8114 * genattr.c (main): Likewise.
8115 * genattrtab.c (main): Likewise.
8116 * genautomata.c (initiate_automaton_gen): Likewise.
8118 * gencodes.c (main): Likewise.
8119 * genconditions.c (main): Likewise.
8120 * genconfig.c (main): Likewise.
8121 * genconstants.c (main): Likewise.
8122 * genemit.c (main): Likewise.
8123 * genenums.c (main): Likewise.
8124 * genextract.c (main): Likewise.
8125 * genflags.c (main): Likewise.
8126 * genmddeps.c (main): Likewise.
8127 * genopinit.c (main): Likewise.
8128 * genoutput.c (main): Likewise.
8129 * genpeep.c (main): Likewise.
8130 * genpreds.c (main): Likewise.
8131 * genrecog.c (main): Likewise.
8132 * gensupport.c (init_rtx_reader_args_cb): Likewise.
8133 (init_rtx_reader_args): Likewise.
8134 * gensupport.h (init_rtx_reader_args_cb): Likewise.
8135 (init_rtx_reader_args): Likewise.
8136 * gentarget-def.c (main): Likewise.
8137 * read-md.c (read_md_files): Likewise.
8138 * read-md.h (read_md_files): Likewise.
8140 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8142 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
8143 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
8144 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
8145 Remove unused predicate.
8146 (register_and_not_fp_reg_operand): Ditto.
8148 2016-05-06 Martin Liska <mliska@suse.cz>
8150 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
8151 instead of vec as the vector is local to the function.
8153 2016-05-06 Jakub Jelinek <jakub@redhat.com>
8155 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
8156 avx512bw alternative.
8158 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
8159 before the ashr<mode>3 pattern.
8161 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
8162 v instead of x in vex or maybe_vex alternatives, use
8163 maybe_evex instead of vex in prefix.
8165 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
8166 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
8167 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
8168 in vex or maybe_vex alternatives, use maybe_evex instead of vex
8171 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
8172 v instead of x in vex or maybe_vex alternatives, use
8173 maybe_evex instead of vex in prefix.
8175 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
8176 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
8177 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
8178 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
8179 alternatives, use maybe_evex instead of vex in prefix.
8181 * config/i386/sse.md (vec_interleave_lowv4sf,
8182 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
8183 v instead of x in vex or maybe_vex alternatives, use
8184 maybe_evex instead of vex in prefix.
8186 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
8187 v instead of x in vex or maybe_vex alternatives, use
8188 maybe_evex instead of vex in prefix.
8190 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
8191 v constraint instead of x.
8193 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
8195 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
8196 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
8199 2016-05-06 Richard Biener <rguenther@suse.de>
8201 PR tree-optimization/70948
8202 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
8203 Properly clobber all fields of va_list for __builtin_va_start.
8205 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
8208 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
8209 loop latch destination.
8211 2016-05-06 Martin Liska <mliska@suse.cz>
8213 * tree-ssa-uninit.c: Apply manual changes
8214 to the GNU coding style.
8215 (prune_uninit_phi_opnds): Rename from
8216 prune_uninit_phi_opnds_in_unrealizable_paths.
8218 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8220 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
8221 mspace): Remove deprecated options.
8222 * doc/invoke.texi (SH options): Remove -mspace.
8224 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8226 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
8228 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8230 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
8231 corresponding combine split pattern.
8233 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8236 * config/sh/predicates.md (long_displacement_mem_operand): New.
8237 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
8238 Add movi20, movi20s alternatives. Adjust length attribute for
8240 (movsi_ie): Allow for any FPU. Adjust length attribute for
8242 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
8243 attribute for alternatives.
8244 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
8245 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
8246 length attribute for alternatives.
8248 2016-05-06 Richard Biener <rguenther@suse.de>
8250 PR tree-optimization/70960
8251 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
8253 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8256 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
8257 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
8259 2016-05-06 Marek Polacek <polacek@redhat.com>
8262 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
8264 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8267 * config/sh/sh.md (*rotcr): Add another variant.
8269 2016-05-06 Richard Biener <rguenther@suse.de>
8272 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
8274 2016-05-06 Richard Biener <rguenther@suse.de>
8277 * fold-const.c (split_tree): Always convert to the original type
8280 2016-05-06 Richard Biener <rguenther@suse.de>
8282 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
8283 (fwprop_addr): Likewise.
8285 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8288 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
8290 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
8291 * config/i386/i386.md (push mem splitter): Use find_constant_src in
8292 the splitter condition.
8293 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
8294 the splitter condition.
8295 (FP float_extend load splitter): Ditto.
8297 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
8299 * config/i386/i386.md (peehole2 patterns): Change true_regnum
8300 to REGNO in all peephole2 patterns.
8301 (post-reload splitters): Change true_regnum to REGNO in
8302 post-reload splitters.
8303 (zero_extend splitters): Use general_reg_operand and
8304 nonimmediate_gr_operand predicates.
8306 2016-05-05 Jakub Jelinek <jakub@redhat.com>
8308 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
8309 v constraint instead of x.
8311 2016-05-05 Alan Modra <amodra@gmail.com>
8314 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
8315 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
8316 TARGET_NO_FP_IN_TOC for -mrelocatable.
8317 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
8318 TARGET_RELOCATABLE test.
8319 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8320 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8321 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8322 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8323 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8324 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8325 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8326 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8327 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
8328 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8330 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
8331 (rs6000_stack_info): Likewise.
8332 (rs6000_elf_asm_out_constructor): Likewise.
8333 (rs6000_elf_asm_out_destructor): Likewise.
8334 (rs6000_elf_declare_function_name): Likewise.
8335 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
8336 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
8339 2016-05-05 Alan Modra <amodra@gmail.com>
8341 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
8343 2016-05-05 Alan Modra <amodra@gmail.com>
8345 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
8346 out-of-line gpr restore for one or two regs if that would add
8349 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
8352 * config/i386/i386.md
8353 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
8354 Change to post-epilogue_completed late splitter. Use sse_reg_operand
8355 as operand 0 predicate.
8356 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
8358 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
8359 Ditto. Emit the pattern using RTX.
8361 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
8362 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
8363 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
8364 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
8366 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
8367 sse_reg_operand as operand 0 predicate.
8369 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
8370 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
8371 instead of gen_rtx_REG.
8372 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
8375 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8377 * function.c (emit_use_return_register_into_block): Delete.
8378 (gen_return_pattern): Delete.
8379 (emit_return_into_block): Delete.
8380 (active_insn_between): Delete.
8381 (convert_jumps_to_returns): Delete.
8382 (emit_return_for_exit): Delete.
8383 (thread_prologue_and_epilogue_insns): Delete all code dealing with
8384 simple_return for shrink-wrapped blocks.
8385 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
8386 end of blocks that need one.
8387 (get_unconverted_simple_return): Delete.
8388 (convert_to_simple_return): Delete.
8389 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
8390 (convert_to_simple_return): Ditto.
8392 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8394 * cfgcleanup.c (bb_is_just_return): New function.
8395 (try_optimize_cfg): Simplify jumps to return, branches to return,
8396 and branches around return.
8398 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8400 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
8403 2016-05-04 Jakub Jelinek <jakub@redhat.com>
8407 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
8408 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
8409 assert flags & OEP_HASH_CHECK, instead of asserting it
8410 never happens. Handle TARGET_EXPR.
8411 * fold-const.c (operand_equal_p): For hash verification,
8412 or in OEP_HASH_CHECK into flags.
8414 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
8416 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
8418 (compute_samebase_partition_bases): Fix typo.
8420 2016-05-04 Jakub Jelinek <jakub@redhat.com>
8422 * config/i386/sse.md (vec_interleave_highv8sf,
8423 vec_interleave_lowv8sf, vec_interleave_highv4df,
8424 vec_interleave_lowv4df): Remove constraints from expanders.
8426 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
8428 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
8430 * tree-inline.c (expand_call_inline): Fix path dealing with
8431 making lhs of call statement undefined.
8433 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
8435 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
8436 Check availability on NODE, too.
8437 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
8438 (cgraph_node::call_for_symbol_and_aliases): Likewise.
8439 (varpool_node::call_for_symbol_and_aliase): Likewise.
8440 * ipa-pure-const.c (add_new_function): Analyze all bodies.
8441 (propagate_pure_const): Propagate across interposable functions, too.
8442 (skip_function_for_local_pure_const): Do not skip interposable bodies
8444 (pass_local_pure_const::execute): Update.
8446 2016-05-04 Marek Polacek <polacek@redhat.com>
8448 * doc/invoke.texi: Document -Wdangling-else.
8450 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
8452 * config.gcc: Error out when conflicting multilib is detected. Do not
8453 loop over multilibs since no combination is legal.
8455 2016-05-04 Alan Modra <amodra@gmail.com>
8457 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
8458 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
8459 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8462 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
8464 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
8465 Clean up p5600 comments.
8467 2016-05-04 Richard Biener <rguenther@suse.de>
8469 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
8470 constructor simplifications.
8471 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
8473 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
8475 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
8476 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
8477 result.set_rtx is null instead of aborting.
8478 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
8480 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
8481 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
8482 *mov<mode>_store_postinc): New patterns.
8484 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
8486 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
8487 as commutative. Check both conversions are NOP.
8488 ((A & B) OP (C & B)): Remove.
8490 2016-05-04 Alan Modra <amodra@gmail.com>
8492 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
8494 2016-05-04 Alan Modra <amodra@gmail.com>
8497 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
8498 when cr2,3,4 are all fixed regs.
8500 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
8502 PR rtl-optimization/57193
8503 * opts.c (default_options_table): Revert OPT_frename_registers change.
8504 * doc/invoke.texi (-frename-registers, -O2): Likewise.
8506 2016-05-03 Martin Sebor <msebor@redhat.com>
8509 * builtins.c (fold_builtin_FILE): New function.
8510 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
8511 (fold_builtin_0): Call them.
8512 * gimplify.c (gimplify_call_expr): Remove the handling of
8513 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
8516 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
8517 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
8521 * doc/extend.texi (Function Names as Strings): Update __func__,
8522 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
8525 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8526 Richard Biener <rguenther@suse.de>
8528 PR tree-optimization/70916
8529 * tree-if-conv.c: Include cfganal.h.
8530 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
8531 and remove_fake_exit_edges around the optimization pass.
8533 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
8535 * cgraph.c (symbol_table::create_edge): Set inline_failed.
8536 (cgraph_edge::make_direct): Likewise.
8537 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
8538 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
8539 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
8540 (CIF_THUNK): New code.
8541 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
8542 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
8543 (compute_inline_parameters): Set inline_failed for thunks.
8544 (inline_analyze_function): Cleanup.
8545 * ipa-inline.c (can_inline_edge_p): Do not deal with
8546 call_stmt_cannot_inline_p.
8547 (can_early_inline_edge_p): Likewise.
8548 (early_inliner): Initialize inline_failed.
8549 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
8551 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
8553 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
8554 from nonimm_ssenomem_operand.
8555 (nonimm_ssenomem_operand): New predicate.
8556 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
8557 as operand 0 predicate.
8558 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
8559 Disable unsupported alternatives using "enabled" attribute.
8560 Use register_ssemem_operand as operand 0 predicate.
8561 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
8563 2016-05-03 Marek Polacek <polacek@redhat.com>
8566 * input.c (expansion_point_location): New function.
8567 * input.h (expansion_point_location): Declare.
8569 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
8571 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
8572 occurence with frame_offset_ ones.
8574 2016-05-03 Alan Modra <amodra@gmail.com>
8576 PR rtl-optimization/70890
8577 * ira.c (combine_and_move_insns): When moving def_insn, remove
8580 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
8582 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
8583 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
8584 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
8585 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
8587 2016-05-03 Alan Modra <amodra@gmail.com>
8589 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
8590 for SAVE_MULTIPLE/STORE_MULTIPLE.
8592 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8594 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
8595 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
8597 2016-05-03 Richard Biener <rguenther@suse.de>
8599 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
8601 (gimplify_arg): Likewise.
8602 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
8603 re-writing the result to a decl if required.
8604 (internal_get_tmp_var): Add allow_ssa parameter
8605 and override into_ssa with it.
8606 (get_formal_tmp_var): Adjust.
8607 (get_initialized_tmp_var): Add allow_ssa parameter.
8608 (gimplify_arg): Add allow_ssa parameter and avoid generating
8609 SSA names for the result false.
8610 (gimplify_call_expr): If the call may return twice do not
8611 gimplify parameters into SSA.
8612 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
8613 (gimplify_modify_expr): Adjust assert. For noreturn calls
8614 with a SSA name LHS adjust its def.
8615 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
8616 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
8617 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
8618 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
8619 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
8620 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
8621 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
8622 (optimize_target_teams): Do not allow SSA names for clause operands.
8623 (gimplify_expr): Likewise for where we mark the result addressable.
8624 * passes.def (pass_init_datastructures): Remove.
8625 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
8626 (rewrite_stmt): Likewise.
8627 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
8628 (replace_locals_op): Replace SSA names.
8629 (copy_gimple_seq_and_replace_locals): Init src_cfun.
8630 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
8631 * cgraph.c (release_function_body): Free CFG annotations only
8632 when we have a CFG. Simplify.
8633 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
8634 force_gimple_operand instead of get_initialized_tmp_var.
8635 * tree-pass.h (make_pass_init_datastructures): Remove.
8636 * tree-ssa.c (execute_init_datastructures): Remove.
8637 (pass_data_init_datastructures): Likewise.
8638 (class pass_init_datastructures): Likewise.
8639 (make_pass_init_datastructures): Likewise.
8640 * omp-low.c (create_omp_child_function): Init SSA data structures.
8641 (grid_expand_target_grid_body): Likewise.
8642 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
8643 name before adding it to names_to_release.
8644 (remove_bb): Always release SSA defs.
8645 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
8646 before dereferencing it.
8647 * cgraphunit.c (init_lowered_empty_function): Always
8648 int SSA data structures.
8649 * tree-ssanames.c (release_defs): Remove assert that we are in
8651 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
8653 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8654 Uros Bizjak <ubizjak@gmail.com>
8656 PR rtl-optimization/70467
8657 * config/i386/predicates.md (x86_64_hilo_int_operand,
8658 x86_64_hilo_general_operand): New predicates.
8659 * config/i386/constraints.md (Wd): New constraint.
8660 * config/i386/i386.md (mode attr di): Use Wd instead of e.
8661 (general_hilo_operand): New mode attr.
8662 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
8663 instead of <general_operand>.
8664 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
8665 x86_64_hilo_general_operand instead of <general_operand>.
8667 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8669 PR tree-optimization/70916
8670 * tree-if-conv.c (constant_or_ssa_name): Removed.
8671 (fold_build_cond_expr): Use is_gimple_val instead of
8672 constant_or_ssa_name.
8674 PR tree-optimization/70916
8675 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
8676 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
8679 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
8680 (optimize_atomic_bit_test_and): New function.
8681 (pass_fold_builtins::execute): Use it.
8682 * optabs.def (atomic_bit_test_and_set_optab,
8683 atomic_bit_test_and_complement_optab,
8684 atomic_bit_test_and_reset_optab): New optabs.
8685 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
8686 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
8687 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
8688 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
8689 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
8690 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
8691 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
8692 * doc/md.texi (atomic_bit_test_and_set@var{mode},
8693 atomic_bit_test_and_complement@var{mode},
8694 atomic_bit_test_and_reset@var{mode}): Document.
8695 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
8696 atomic_bit_test_and_complement<mode>,
8697 atomic_bit_test_and_reset<mode>): New expanders.
8698 (atomic_bit_test_and_set<mode>_1,
8699 atomic_bit_test_and_complement<mode>_1,
8700 atomic_bit_test_and_reset<mode>_1): New insns.
8702 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
8704 PR rtl-optimization/70687
8705 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
8706 instead of unsigned HOST_WIDE_INT.
8708 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
8710 PR rtl-optimization/44281
8711 * hard-reg-set.h (struct target_hard_regs): New field
8712 x_fixed_nonglobal_reg_set.
8713 (fixed_nonglobal_reg_set): New macro.
8714 * reginfo.c (init_reg_sets_1): Initialize it.
8715 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
8717 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
8719 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8721 PR tree-optimization/56541
8722 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
8723 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
8724 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
8725 (any_complicated_phi): new static variable.
8726 (aggressive_if_conv): delete.
8727 (if_convertible_phi_p): support phis with more than two arguments.
8728 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
8729 critical pred edges.
8730 (ifcvt_split_critical_edges): support phis with more than two
8731 arguments by checking new parameter. only split critical edges
8733 (tree_if_conversion): handle simd pragma marked loop using new
8734 local variable aggressive_if_conv. check any_complicated_phi.
8736 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8738 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
8741 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8743 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
8746 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
8748 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
8749 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
8750 define_insn_and_split.
8751 (mulsi3_i): New define_insn_and_split.
8752 (mulsi3_call): Convert to define_insn.
8753 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
8756 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8758 * machmode.h (mode_complex): Add support to give the complex mode
8760 (GET_MODE_COMPLEX_MODE): Likewise.
8761 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
8762 stored by build_complex_type and gfc_build_complex_type instead of
8763 trying to figure out the appropriate mode based on the size. Raise
8764 an assertion error, if the type was not set.
8765 * genmodes.c (struct mode_data): Add field for the complex type of
8767 (blank_mode): Likewise.
8768 (make_complex_modes): Remember the complex mode created in the
8770 (emit_mode_complex): Write out the mode_complex array to map a
8771 type mode to the complex version.
8772 (emit_insn_modes_c): Likewise.
8773 * tree.c (build_complex_type): Set the complex type to use before
8774 calling layout_type.
8775 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
8776 support for __float128 complex datatypes.
8777 (rs6000_hard_regno_mode_ok): Likewise.
8778 (rs6000_setup_reg_addr_masks): Likewise.
8779 (rs6000_complex_function_value): Likewise.
8780 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
8781 __float128 and __ibm128 complex.
8782 (FLOAT128_IBM_P): Likewise.
8783 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8784 * doc/extend.texi (Additional Floating Types): Document that
8785 -mfloat128 must be used to enable __float128. Document complex
8786 __float128 and __ibm128 support.
8788 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8791 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
8792 char/short arguments promoted to int because of promote_prototypes.
8794 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8796 * config/i386/predicates.md (register_ssemem_operand): New predicate.
8797 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
8798 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
8799 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
8800 alternatives using "enabled" attribute. Use register_ssemem_operand
8801 as operand 1 predicate.
8802 (*cmpi<unord>xf_i387): Split XFmode pattern from
8803 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
8804 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
8805 *absneg<mode>2_i387. Disable unsupported alternatives using
8806 "enabled" attribute.
8807 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
8809 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8811 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
8813 (oacc_loop_process): Check mask for loop termination.
8815 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8817 * cif-code.def (CIF_THUNK): Add.
8818 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
8821 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8823 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
8824 (dump_inline_summary): Dump it.
8825 (fp_expression_p): New predicate.
8826 (estimate_function_body_sizes): Use it.
8827 (inline_merge_summary): Merge fp_expressions.
8828 (inline_read_section): Read fp_expressions.
8829 (inline_write_summary): Write fp_expressions.
8830 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
8831 codegen boundary if either caller or callee is !fp_expressions.
8832 * ipa-inline.h (inline_summary): Add fp_expressions.
8833 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
8834 to fp_expressions be sure the fp generation flags are updated.
8836 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8838 PR rtl-optimization/70467
8839 * cse.c (cse_insn): Handle no-op MEM moves after folding.
8841 PR rtl-optimization/70467
8842 * ipa-pure-const.c (check_call): Handle internal calls even in
8843 ipa mode like in local mode.
8845 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
8847 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
8849 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8851 * match.pd (X u< X, X u> X): New transformations.
8853 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8855 * flag-types.h (enum warn_strict_overflow_code): Move ...
8856 * coretypes.h: ... here.
8857 * fold-const.h (fold_overflow_warning): Declare.
8858 * fold-const.c (fold_overflow_warning): Make non-static.
8859 (fold_comparison): Move the transformation of X +- C1 CMP C2
8860 into X CMP C2 -+ C1 ...
8861 * match.pd: ... here.
8862 * gimple-fold.c (fold_stmt_1): Protect with
8863 fold_defer_overflow_warnings.
8865 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8867 * omp-low.c (struct oacc_loop): Add 'inner' field.
8868 (new_oacc_loop_raw): Initialize it to zero.
8869 (oacc_loop_fixed_partitions): Initialize it.
8870 (oacc_loop_auto_partitions): Partition outermost loop to outermost
8871 available partitioning.
8873 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8875 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
8877 (umulsidi3): Likewise.
8878 (indirect_jump): Fix jump instruction assembly patterns.
8880 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
8883 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
8884 (nvptx_function_value): Assert non-NULL cfun.
8886 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
8888 PR rtl-optimization/70886
8889 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
8891 * cselib.h (rtx_equal_for_cselib_1): Declare.
8892 (rtx_equal_for_cselib_p: New inline function.
8893 * cselib.c (rtx_equal_for_cselib_p): Delete.
8894 (rtx_equal_for_cselib_1): Make public.
8896 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8898 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
8899 (register_mixssei387nonimm_operand): Remove predicate.
8900 * config/i386/i386.md (*fop_<mode>_comm): Merge from
8901 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
8902 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
8903 for TARGET_MIX_SSE_I387 alternatives.
8904 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
8905 Disable unsupported alternatives using "enabled" attribute. Use
8906 nonimm_ssenomem_operand as operand 1 predicate. Also check
8907 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
8909 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8911 * tree.c (cst_and_fits_in_hwi): Simplify.
8913 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8915 * tree.h (wi::to_wide): New function.
8916 * expr.c (expand_expr_real_1): Use wi::to_wide.
8917 * fold-const.c (int_const_binop_1): Likewise.
8918 (extract_muldiv_1): Likewise.
8920 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8922 * wide-int.h: Update offset_int and widest_int documentation.
8923 (WI_SIGNED_SHIFT_RESULT): New macro.
8924 (wi::binary_shift): Define signed_shift_result_type for
8925 shifts on offset_int- and widest_int-like types.
8926 (generic_wide_int): Support <<= and >>= if << and >> are supported.
8927 * tree.h (int_bit_position): Use shift operators instead of wi::
8929 * alias.c (adjust_offset_for_component_ref): Likewise.
8930 * expr.c (get_inner_reference): Likewise.
8931 * fold-const.c (fold_comparison): Likewise.
8932 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
8933 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
8934 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8935 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
8936 (stmt_kills_ref_p): Likewise.
8937 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
8938 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
8939 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8940 (ao_ref_init_from_vn_reference): Likewise.
8942 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8944 * wide-int.h: Update offset_int and widest_int documentation.
8945 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
8946 (wi::binary_traits): Allow ordered comparisons between offset_int and
8947 offset_int, between widest_int and widest_int, and between either
8948 of these types and basic C types.
8949 (operator <, <=, >, >=): Define for the same combinations.
8950 * tree.h (tree_int_cst_lt): Use comparison operators instead
8951 of wi:: comparisons.
8952 (tree_int_cst_le): Likewise.
8953 * gimple-fold.c (fold_array_ctor_reference): Likewise.
8954 (fold_nonarray_ctor_reference): Likewise.
8955 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
8956 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
8957 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
8958 * tree-sra.c (completely_scalarize): Likewise.
8959 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
8960 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
8961 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
8962 (check_for_binary_op_overflow): Likewise.
8963 (search_for_addr_array): Likewise.
8964 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
8966 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8968 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
8969 (arc_save_restore): Likewise.
8970 (arc_dwarf_register_span): Likewise.
8971 (arc_output_pic_addr_const): Initialize suffix variable.
8973 2016-05-02 Martin Liska <mliska@suse.cz>
8975 * symbol-summary.h (function_summary::function_summary):
8976 Remove checking assert for all cgraph nodes.
8977 (function_summary::get): Check summary_uid.
8978 (symtab_insertion): Check summary_uid.
8980 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8982 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
8983 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
8985 (arc_dwarf_register_span): Remove enum keyword.
8986 (compact_memory_operand_p): New function.
8987 * config/arc/arc.h (reg_class): Add code density register classes.
8988 (REG_CLASS_NAMES): Likewise.
8989 (REG_CLASS_CONTENTS): Likewise.
8990 * config/arc/arc.md (*movqi_insn): Add code density instructions.
8991 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
8992 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
8993 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
8994 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
8996 (h, Rcd, Rsd, Rzd): New register constraints.
8997 (T): Use compact_memory_operand_p function.
8998 * config/arc/predicates.md (compact_load_memory_operand): Remove.
9000 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
9002 * config/sh/sh.md (*negnegt, *movtt): Remove.
9004 2016-05-02 Marek Polacek <polacek@redhat.com>
9005 Tom de Vries <tom@codesourcery.com>
9007 PR tree-optimization/70700
9008 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
9009 bigger than FIRST_REF_NODE.
9011 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
9014 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
9016 (prepare_cbranch_operands): Don't use scratch register. Assume that
9017 function is used when pseudos can be created.
9018 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
9019 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
9020 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
9021 define_expand. Allow it only when pseudos can be created.
9022 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
9024 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
9026 * config/i386/constraints.md (BC): Only allow -1 operands.
9027 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
9028 Add "enabled" attribute. Update XI mode attribute calculation.
9029 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
9030 (*movoi_internal_avx): Update XI mode attribute calculation.
9031 (*movti_internal): Ditto.
9033 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
9035 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
9036 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
9038 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
9040 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
9041 statement on instruction code. Remove trailing spaces.
9042 (altivec_expand_stv_builtin): Likewise.
9044 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
9046 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
9047 (TARGET_FPU_DOUBLE): Simplify.
9048 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
9049 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
9050 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
9051 with 'TARGET_FPU_DOUBLE'.
9052 * config/sh/sh.md: Likewise.
9054 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
9056 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
9057 SH_DIV_STR_FOR_SIZE): Remove.
9058 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
9059 SH_DIV_STR_FOR_SIZE): Remove.
9061 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
9063 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
9064 logical_reg_operand): Delete.
9065 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
9066 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
9067 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
9068 match_operand and match_test.
9069 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
9070 variables on their first use. Return bool values.
9071 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
9072 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
9073 arith_reg_operand for input operand. Remove empty constraints.
9075 (*xorsi3_compact): Rename to xorsi3.
9076 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
9077 (*zero_extend<mode>si2_disp_mem): Update comment.
9080 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
9082 * config/sh/t-sh: Remove SH5 support.
9083 * config.gcc: Likewise.
9084 * configure: Likewise.
9086 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9088 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
9090 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
9092 * config/sh/sh.c (register_sh_passes, sh_option_override,
9093 sh_print_operand, prepare_move_operands,
9094 sh_can_follow_jump): Remove TARGET_SH1 checks.
9095 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
9096 PROMOTE_MODE): Likewise.
9097 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
9100 2016-04-30 Alan Modra <amodra@gmail.com>
9102 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
9103 restoring when fixed_reg_p, but allow out-of-line or stmw save.
9104 Check for user regs later to avoid unnecessary looping over regs.
9105 Merge user reg check with non-saved reg check. Don't force
9106 inline VR restore when static chain used.
9107 (rs6000_frame_related): Omit eh_frame info for user regs when
9109 (fixed_regs_p): Delete.
9111 2016-04-30 Alan Modra <amodra@gmail.com>
9113 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
9114 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
9117 2016-04-30 Alan Modra <amodra@gmail.com>
9120 * config/rs6000/rs6000.c (fixed_reg_p): New function.
9121 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
9124 2016-04-30 Alan Modra <amodra@gmail.com>
9126 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9127 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
9128 flag_pic test for Darwin.
9130 2016-04-30 Alan Modra <amodra@gmail.com>
9132 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
9133 throw_calls_crossed.
9134 (REG_FREQ_CALLS_CROSSED): Delete.
9135 (REG_N_THROWING_CALLS_CROSSED): Delete.
9136 * regstat.c (regstat_bb_compute_ri): Don't calculate
9137 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
9138 (dump_reg_info): Don't print call cross frequency.
9139 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
9140 and REG_N_THROWING_CALLS_CROSSED.
9142 2016-04-30 Alan Modra <amodra@gmail.com>
9144 * regs.h (struct reg_info_t): Delete live_length.
9145 (REG_LIVE_LENGTH): Delete macro.
9146 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
9147 local_live, local_processed and local_live_last_luid params.
9148 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
9150 (regstat_compute_ri): Adjust for above. Don't set
9152 (dump_reg_info): Don't print live length.
9153 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
9154 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
9155 Localize loop_depth var.
9157 2016-04-30 Alan Modra <amodra@gmail.com>
9159 * ira.c (enum valid_equiv): New.
9160 (validate_equiv_mem): Return enum.
9161 (update_equiv_mem): Create replacement in more cases.
9162 (add_store_equivs): Update validate_equiv_mem call.
9164 2016-04-30 Alan Modra <amodra@gmail.com>
9166 * ira.c (combine_and_move_insns): Rather than scanning insns,
9167 use DF infrastucture to find use and def insns.
9169 2016-04-30 Alan Modra <amodra@gmail.com>
9171 ira.c (combine_and_move_insns): Move invariant conditions..
9172 (ira.c): ..to here. Call combine_and_move_insns before
9173 add_store_equivs. Call grow_reg_equivs later. Allocate
9174 req_equiv later using max_reg_num() rather than global max_regno.
9175 (contains_replace_regs): Delete.
9176 (add_store_equivs): Remove contains_replace_regs test.
9178 2016-04-30 Alan Modra <amodra@gmail.com>
9180 * ira.c (struct equiv_mem_data): New.
9181 (equiv_mem, equiv_mem_modified): Delete static vars.
9182 (validate_equiv_mem_from_store): Use "data" param to communicate..
9183 (validate_equiv_mem): ..from here.
9185 2016-04-30 Alan Modra <amodra@gmail.com>
9187 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
9189 (update_reg_equivs): ..here. Move allocation and freeing of
9190 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
9191 end_alias_analysis to..
9194 2016-04-30 Alan Modra <amodra@gmail.com>
9196 * ira.c (pdx_subregs): Delete.
9197 (struct equivalence): Add pdx_subregs field.
9198 (set_paradoxical_subreg): Remove pdx_subregs param. Update
9200 (update_equiv_regs): Don't create or free pdx_subregs. Update
9203 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9205 * config/rs6000/altivec.h: Change definitions of vec_xl and
9207 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
9208 (LD_ELEMREV_V2DI): New.
9209 (LD_ELEMREV_V4SF): New.
9210 (LD_ELEMREV_V4SI): New.
9211 (LD_ELEMREV_V8HI): New.
9212 (LD_ELEMREV_V16QI): New.
9213 (ST_ELEMREV_V2DF): New.
9214 (ST_ELEMREV_V2DI): New.
9215 (ST_ELEMREV_V4SF): New.
9216 (ST_ELEMREV_V4SI): New.
9217 (ST_ELEMREV_V8HI): New.
9218 (ST_ELEMREV_V16QI): New.
9221 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9222 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
9223 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
9224 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
9225 (altivec_expand_builtin): Add handling for
9226 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
9227 (rs6000_invalid_builtin): Add error-checking for
9228 RS6000_BTM_P9_VECTOR.
9229 (altivec_init_builtins): Define builtins used to implement vec_xl
9231 (rs6000_builtin_mask_names): Define power9-vector.
9232 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
9233 (RS6000_BTM_P9_VECTOR): Define.
9234 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
9235 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
9236 (vsx_ld_elemrev_v2df): Likewise.
9237 (vsx_ld_elemrev_v4sf): Likewise.
9238 (vsx_ld_elemrev_v4si): Likewise.
9239 (vsx_ld_elemrev_v8hi): Likewise.
9240 (vsx_ld_elemrev_v16qi): Likewise.
9241 (vsx_st_elemrev_v2df): Likewise.
9242 (vsx_st_elemrev_v2di): Likewise.
9243 (vsx_st_elemrev_v4sf): Likewise.
9244 (vsx_st_elemrev_v4si): Likewise.
9245 (vsx_st_elemrev_v8hi): Likewise.
9246 (vsx_st_elemrev_v16qi): Likewise.
9247 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
9250 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
9252 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
9254 (simplify_control_stmt_condition_1): ... here. Recurse into
9255 BIT_AND_EXPRs and BIT_IOR_EXPRs.
9257 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
9260 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
9261 (zero_extendqi<mode>2_dot): Revert earlier conversion from
9262 define_insn_and_split to define_insn.
9263 (zero_extendqi<mode>2_dot2): Same.
9264 (extendqi<mode>2_dot): Same.
9265 (extendqi<mode>2_dot2): Same.
9267 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9269 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
9270 (probe_stack): New expander.
9271 (probe_stack_<mode>): New insn pattern.
9273 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9275 * config/i386/i386.md
9276 (operations with memory inputs setting flags peephole2):
9277 Remove uneeded REG_P checks. Cleanup pattern generation.
9279 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
9281 * tree-vect-loop.c (vect_transform_loop): Fix
9282 nb_iterations_upper_bound computation for vectorized loop.
9284 2016-04-29 Marek Polacek <polacek@redhat.com>
9285 Jakub Jelinek <jakub@redhat.com>
9288 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
9289 TARGET_EXPR_SLOT as a base.
9291 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
9293 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
9294 with 'rCm2' constraints to limit possible immediate size.
9295 (*load_zeroextendqisi_update): Likewise.
9296 (*load_signextendqisi_update): Likewise.
9297 (*loadhi_update): Likewise.
9298 (*load_zeroextendhisi_update): Likewise.
9299 (*load_signextendhisi_update): Likewise.
9300 (*loadsi_update): Likewise.
9301 (*loadsf_update): Likewise.
9303 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9305 * config/i386/predicates.md (constm1_operand): Fix comparison.
9307 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
9309 * testsuite/gcc.target/arc/ieee_eq.c: New test.
9311 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
9313 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
9314 remaining SH5 related settings.
9315 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
9316 shmedia_prepare_call_address): Delete.
9317 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
9318 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
9319 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
9320 UNSUPPORTED_SH2A): Remove m5 checks.
9321 (sh_divide_strategy_e): Remove SH5 division strategies.
9322 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
9323 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
9325 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9327 * config/s390/s390.c (s390_rtx_costs): Update documentation.
9329 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9331 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
9332 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
9334 * config/s390/vector.md ("mov<mode>"): Likewise.
9336 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
9338 * config/s390/constraints.md ("U", "W"): Invoke
9339 s390_mem_constraint with "ZR" and "ZT".
9340 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
9341 addresses when using LRA. Accept also short displacements for S
9342 and T constraints. Do not check for long displacement target for
9343 S and T constraints.
9344 (s390_mem_constraint): Remove handling of U and W constraints.
9345 * config/s390/s390.md (various patterns): Remove the short
9346 displacement constraints (Q and R) if a long displacement
9347 constraint is present. Add longdisp as required CPU capability.
9348 * config/s390/vector.md: Likewise.
9349 * config/s390/vx-builtins.md: Likewise.
9351 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9354 * reload1.c (reload): Call finish_spills before
9355 restarting reload loop. Skip select_reload_regs
9356 if update_eliminables_and_spill returns true.
9358 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
9360 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
9361 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
9362 (umulhisi3_imm): Update predicates and constraint letters.
9363 (umulhisi3_reg): Declare instruction as commutative.
9364 * config/arc/constraints.md (J12, J16): New constraints.
9365 * config/arc/predicates.md (short_unsigned_const_operand): New
9367 (arc_short_operand): Likewise.
9368 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
9370 2016-04-29 Richard Biener <rguenther@suse.de>
9372 PR tree-optimization/13962
9373 PR tree-optimization/65686
9374 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
9375 * tree-ssa-alias.c (ptrs_compare_unequal): New function
9376 using PTA to compare pointers.
9377 * match.pd: Add pattern for pointer equality compare simplification
9378 using ptrs_compare_unequal.
9380 2016-04-29 Richard Biener <rguenther@suse.de>
9382 * stor-layout.c (layout_type): Do not build a pointer-to-element
9385 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9387 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
9388 Use SWI mode iterator. Use general_reg_operand predicate.
9389 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
9390 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
9393 2016-04-29 Jakub Jelinek <jakub@redhat.com>
9396 * fold-const.c (operand_equal_p): Don't verify hash value equality
9398 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
9401 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9404 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
9405 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
9406 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
9407 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
9408 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
9410 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9412 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
9413 to info. Don't initialize separate fields to 0. Clean up
9416 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9418 * config/i386/i386.md (peephole2s for operations with memory inputs):
9419 Use SWI mode iterator.
9420 (peephole2s for operations with memory outputs): Ditto.
9421 Do not check for stack checking probe.
9423 (probe_stack): Remove expander.
9425 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9426 Andrew Burgess <andrew.burgess@embecosm.com>
9428 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
9429 operands as 32-bits.
9431 2016-04-28 Jason Merrill <jason@redhat.com>
9433 * gdbinit.in: Skip line-map.h.
9435 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9436 Andrew Burgess <andrew.burgess@embecosm.com>
9438 * config/arc/arc.c (arc_conditional_register_usage): Take
9439 TARGET_RRQ_CLASS into account.
9440 (arc_print_operand): Support printing 'p' and 's' operands.
9441 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
9443 (TARGET_RRQ_CLASS): Define.
9444 (IS_POWEROF2_OR_0_P): Define.
9445 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
9447 (*tst_movb): New define_insn.
9448 (*tst): Avoid recognition if it could prevent '*tst_movb'
9449 combination; replace c/CnL with c/Chs alternative.
9450 (*tst_bitfield_tst): New define_insn.
9451 (*tst_bitfield_asr): New define_insn.
9452 (*tst_bitfield): New define_insn.
9453 (andsi3_i): Add Rrq variant.
9454 (extzv): New define_expand.
9455 (insv): New define_expand.
9456 (*insv_i): New define_insn.
9457 (*movb): New define_insn.
9458 (*movb_signed): New define_insn.
9459 (*movb_high): New define_insn.
9460 (*movb_high_signed): New define_insn.
9461 (*movb_high_signed + 1): New define_split pattern.
9462 (*mrgb): New define_insn.
9463 (*mrgb + 1): New define_peephole2 pattern.
9464 (*mrgb + 2): New define_peephole2 pattern.
9465 * config/arc/arc.opt (mbitops): New option for nps400, uses
9466 TARGET_NPS_BITOPS_DEFAULT.
9467 * config/arc/constraints.md (q): Make register class conditional.
9468 (Rrq): New register constraint.
9469 (Chs): New constraint.
9470 (Clo): New constraint.
9471 (Chi): New constraint.
9472 (Cbf): New constraint.
9473 (Cbn): New constraint.
9474 (C18): New constraint.
9475 (Cbi): New constraint.
9477 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9479 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
9481 (bitmap_intersection_of_preds): Ditto.
9482 (bitmap_union_of_succs): Ditto.
9483 (bitmap_union_of_preds): Ditto.
9484 * sbitmap.c (do_popcount): Delete.
9485 (BITMAP_DEBUGGING): Delete.
9486 (sbitmap_verify_popcount): Delete.
9487 (sbitmap_alloc): Don't initialize the popcount field.
9488 (sbitmap_alloc_with_popcount): Delete.
9489 (sbitmap_resize): Don't resize the popcount array.
9490 (sbitmap_vector_alloc): Don't initialize the popcount field.
9491 (bitmap_copy): Don't copy the popcount array.
9492 (bitmap_clear): Don't clear the popcount array.
9493 (bitmap_clear): Delete the popcount array handling.
9494 (bitmap_ior_and_compl): Delete the popcount assert.
9495 (bitmap_not): Ditto.
9496 (bitmap_and_compl): Ditto.
9497 (bitmap_and): Delete the popcount array handling.
9498 (bitmap_xor): Ditto.
9499 (bitmap_ior): Ditto.
9500 (bitmap_or_and): Delete the popcount assert.
9501 (bitmap_and_or): Ditto.
9502 (popcount_table): Delete.
9503 (sbitmap_elt_popcount): Delete.
9504 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
9505 (bitmap_set_bit): Delete the popcount assert.
9506 (bitmap_clear_bit): Ditto.
9507 (sbitmap_free): Don't free the popcount array.
9508 (sbitmap_alloc_with_popcount): Delete declaration.
9509 (sbitmap_popcount): Ditto.
9511 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9512 Andrew Burgess <andrew.burgess@embecosm.com>
9514 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
9515 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
9516 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
9517 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
9518 * config/arc/arc.opt (mcmem): New option.
9519 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
9520 supply length for r/m alternative.
9521 (*extendqisi2_ac): Likewise.
9522 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
9524 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
9525 (movhi_insn): Likewise.
9526 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
9527 (*zero_extendqihi2_i): Add r/Ucm alternative.
9528 (*zero_extendqisi2_ac): Likewise.
9529 (*zero_extendhisi2_i): Likewise.
9530 * config/arc/constraints.md (Uex): New memory constraint.
9531 (Ucm): New define_constraint.
9532 * config/arc/predicates.md (long_immediate_loadstore_operand):
9533 Return 0 for MEM with cmem_address address.
9534 (cmem_address_0): New predicates.
9535 (cmem_address_1): Likewise.
9536 (cmem_address_2): Likewise.
9537 (cmem_address): Likewise.
9539 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9541 * config/rs6000/rs6000.c (machine_function): Rename
9542 insn_chain_scanned_p to spe_insn_chain_scanned_p.
9543 (rs6000_stack_info): Adjust.
9545 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9546 Andrew Burgess <andrew.burgess@embecosm.com>
9548 * config/arc/constraints.md (Usd): Convert to define_constraint.
9552 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9555 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
9556 Add new peephole2 where the first insn is *mov<mode>_or instead of
9557 *mov<mode>_internal.
9559 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
9561 * tracer.c (bb_seen): Make static.
9563 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
9565 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
9566 support, setup defaults.
9567 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
9568 * config/arc/arc.c (arc_init): Add NPS400 support.
9569 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
9570 (TARGET_ARC700): NPS400 is also an ARC700.
9571 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
9573 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9576 * config/nds32/nds32.md (casesi): Don't access the operands array
9579 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9581 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
9582 (or $-1,reg peephole2): Ditto.
9583 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
9585 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
9587 * doc/extend.texi (Common Function Attributes) [optimize]:
9588 Discourage use of the optimize attribute.
9590 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
9592 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
9593 special case builtin.
9594 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
9595 ALTIVEC_BUILTIN_VEC_ADDE.
9596 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9597 support for ALTIVEC_BUILTIN_VEC_ADDE.
9598 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
9599 for __builtin_vec_adde.
9601 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9603 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
9604 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
9606 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9609 * doc/sourcebuild.texi (Effective-Target Keywords, Other
9610 attributes): Document cilkplus_runtime.
9612 2016-04-28 Martin Jambor <mjambor@suse.cz>
9614 * tree-cfg.c (verify_expr): Verify that local declarations belong to
9615 this function. Call verify_expr on MEM_REFs and bases of other
9618 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9620 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
9621 for WORD_REGISTER_OPERATIONS to runtime check.
9623 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9625 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
9627 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9629 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
9630 big-endian compilation.
9631 * config/arc/arc.md (addf3): Likewise.
9635 2016-04-28 Richard Biener <rguenther@suse.de>
9637 PR tree-optimization/70840
9638 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
9639 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
9640 Mark x * pow(x,c) -> pow(x,c+1) commutative.
9641 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
9643 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9645 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
9646 and explain why in a comment.
9648 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9650 * config/arc/arc.md (cpu_facility): Add fpx variant.
9651 (subdf3): Prohibit use reverse sub when assist operations option
9653 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
9654 instructions only when FPX is enabled.
9655 * testsuite/gcc.target/arc/trsub.c: New test.
9657 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9659 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
9660 mult_operator when calculating "type" attribute.
9661 (*fop_<mode>_1_i387): Ditto.
9662 (*fop_xf_1_i387): Ditto.
9663 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
9664 Use std::swap to swap operands. Use RTL expressions to generate
9667 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9668 Joern Rennecke <joern.rennecke@embecosm.com>
9670 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
9672 (emit_pic_move): Remove.
9673 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
9674 * config/arc/arc.c (emit_pic_move): Removed.
9675 (TARGET_HAVE_TLS): Define.
9676 (arc_conditional_register_usage): Test for arc_tp_regno.
9677 (arc_print_operand, arc_print_operand_address): Handle TLS
9679 (arc_needs_pcl_p): New function.
9680 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
9681 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
9682 (arc_raw_symbolic_reference_mentioned_p): Likewise.
9683 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
9684 (arc_legitimize_tls_address): Likewise.
9685 (DTPOFF_ZERO_SYM): Define.
9686 (arc_legitimize_pic_address): Make it static, handle TLS cases.
9687 (arc_output_pic_addr_const): Print TLS unspecs.
9688 (prepare_pic_move): New function, replaces emit_pic_move.
9689 (arc_legitimate_constant_p): Handle TLS unspecs.
9690 (arc_legitimate_address_p): Likewise.
9691 (arc_rewrite_small_data_p): Use assert for TLS constants.
9692 (prepare_move_operands): Use prepare_pic_move.
9693 (arc_legitimize_address): Legitimize tls addresses.
9694 (arc_epilogue_uses): Check for arc_tp_regno.
9695 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
9696 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
9698 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
9700 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
9701 %(arc_tls_extra_start_spec).
9702 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
9703 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
9705 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
9706 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
9707 (UNSPEC_TLS_OFF): Add.
9709 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
9710 (get_thread_pointersi): New patterns.
9711 * config/arc/arc.opt (mtp-regno): New option.
9712 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
9713 (move_dest_operand): Likewise.
9714 * configure: Regenerate.
9715 * configure.ac: Add arc*-*-* case to test for tls.
9716 * doc/invoke.texi (ARC options): Document mtp-regno.
9718 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9720 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
9721 the new ARC HS SIMD instructions.
9722 (arc_preferred_simd_mode): New function.
9723 (arc_autovectorize_vector_sizes): Likewise.
9724 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
9725 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
9726 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
9727 (arc_init_builtins): Add new SIMD builtin types.
9728 (arc_split_move): Handle 64 bit vector moves.
9729 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
9730 (TARGET_PLUS_QMACW): Define.
9731 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
9732 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
9733 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
9734 (VSUBADD4H): New builtins.
9735 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
9736 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
9738 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
9739 Matthias Klose <doko@debian.org>
9741 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
9743 2016-04-28 Richard Biener <rguenther@suse.de>
9746 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
9749 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
9751 * common/config/sh/sh-common.c: Remove SH5 support.
9752 * config/sh/constraints.md: Likewise.
9753 * config/sh/config/sh/elf.h: Likewise.
9754 * config/sh/linux.h: Likewise.
9755 * config/sh/netbsd-elf.h: Likewise.
9756 * config/sh/predicates.md: Likewise.
9757 * config/sh/sh-c.c: Likewise.
9758 * config/sh/sh-protos.h: Likewise.
9759 * config/sh/sh.c: Likewise.
9760 * config/sh/sh.h: Likewise.
9761 * config/sh/sh.md: Likewise.
9762 * config/sh/sh.opt: Likewise.
9763 * config/sh/sync.md: Likewise.
9764 * config/sh/sh64.h: Delete.
9765 * config/sh/shmedia.h: Likewise.
9766 * config/sh/shmedia.md: Likewise.
9767 * config/sh/sshmedia.h: Likewise.
9768 * config/sh/t-netbsd-sh5-64: Likewise.
9769 * config/sh/t-sh64: Likewise.
9770 * config/sh/ushmedia.h: Likewise.
9772 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9774 * config/i386/i386.md (sign_extend to memory peephole2s): Use
9775 general_reg_operand instead of register_operand predicate.
9777 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9779 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
9781 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
9783 * match.pd (A - B > A, A + B < A): New transformations.
9785 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
9787 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
9788 which defaults to true. Emit an outer pair of parentheses only if
9789 EMIT_PARENS. When continuing a chain of && or || (or & or |),
9790 don't emit parentheses for the right-hand operand.
9792 2016-04-27 Jeff Law <law@redhat.com>
9794 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
9796 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9798 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
9799 (altivec_lvx_<mode>_internal): Document.
9800 (altivec_lvx_<mode>_2op): New define_insn.
9801 (altivec_lvx_<mode>_1op): Likewise.
9802 (altivec_lvx_<mode>_2op_si): Likewise.
9803 (altivec_lvx_<mode>_1op_si): Likewise.
9804 (altivec_stvx_<mode>): Remove.
9805 (altivec_stvx_<mode>_internal): Document.
9806 (altivec_stvx_<mode>_2op): New define_insn.
9807 (altivec_stvx_<mode>_1op): Likewise.
9808 (altivec_stvx_<mode>_2op_si): Likewise.
9809 (altivec_stvx_<mode>_1op_si): Likewise.
9810 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9811 Expand vec_ld and vec_st during parsing.
9812 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
9814 (altivec_expand_stvx_be): Likewise.
9815 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
9816 address-masking behavior in RTL.
9817 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
9818 address-masking behavior in RTL.
9819 (altivec_expand_builtin): Change builtin code arguments for calls
9820 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
9821 (insn_is_swappable_p): Avoid incorrect swap optimization in the
9822 presence of lvx/stvx patterns.
9823 (alignment_with_canonical_addr): New function.
9824 (alignment_mask): Likewise.
9825 (find_alignment_op): Likewise.
9826 (recombine_lvx_pattern): Likewise.
9827 (recombine_stvx_pattern): Likewise.
9828 (recombine_lvx_stvx_patterns): Likewise.
9829 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
9830 stvx patterns from expand.
9831 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
9833 (vector_altivec_store_<mode>): Likewise.
9835 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
9837 * config/aarch64/aarch64.md
9838 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
9839 remove the "fp" attributes.
9840 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
9841 add the "simd" attributes.
9842 (*movdf_aarch64): Likewise.
9843 (*movtf_aarch64): Remove the "fp" attributes.
9844 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
9845 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
9847 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9849 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
9850 rtx to rtx_code_label *.
9851 * rtl.h (maybe_set_first_label_num): Likewise.
9853 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9855 * df-core.c (df_add_problem): Make the problem param be const.
9856 (df_remove_problem): Make local "problem" be const.
9857 * df-problems.c (problem_RD): Make const.
9858 (problem_LR): Likewise.
9859 (problem_LIVE): Likewise.
9860 (problem_MIR): Likewise.
9861 (problem_CHAIN): Likewise.
9862 (problem_WORD_LR): Likewise.
9863 (problem_NOTE): Likewise.
9864 (problem_MD): Likewise.
9865 * df-scan.c (problem_SCAN): Likewise.
9866 * df.h (struct df_problem): Make field "dependent_problem" be
9868 (struct dataflow): Likewise for field "problem".
9869 (df_add_problem): Make param const.
9871 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9873 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
9874 inter-unit moves to/from vector registers are enabled. Do not disable
9877 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9879 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
9880 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
9882 (enum df_problem_id): ...this new enum.
9883 (struct df_problem): Convert field "id" from "int" to
9886 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9888 * rtl.def: Update comment for "things in the instruction chain" to
9889 reflect the removal of the leading "i" field for INSN_UID in
9890 r210360. Fix bogus apostrophe.
9892 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9894 * config/i386/i386.md
9895 (lea arith with mem operand + setcc peephole2): Set operator mode.
9897 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
9900 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
9901 (dimode_scalar_to_vector_candidate_p): This.
9902 (timode_scalar_to_vector_candidate_p): New function.
9903 (scalar_to_vector_candidate_p): Likewise.
9904 (timode_check_non_convertible_regs): Likewise.
9905 (timode_remove_non_convertible_regs): Likewise.
9906 (remove_non_convertible_regs): Likewise.
9907 (remove_non_convertible_regs): Renamed to ...
9908 (dimode_remove_non_convertible_regs): This.
9909 (scalar_chain::~scalar_chain): Make it virtual.
9910 (scalar_chain::compute_convert_gain): Make it pure virtual.
9911 (scalar_chain::mark_dual_mode_def): Likewise.
9912 (scalar_chain::convert_insn): Likewise.
9913 (scalar_chain::convert_registers): Likewise.
9914 (scalar_chain::add_to_queue): Make it protected.
9915 (scalar_chain::emit_conversion_insns): Likewise.
9916 (scalar_chain::replace_with_subreg): Likewise.
9917 (scalar_chain::replace_with_subreg_in_insn): Likewise.
9918 (scalar_chain::convert_op): Likewise.
9919 (scalar_chain::convert_reg): Likewise.
9920 (scalar_chain::make_vector_copies): Likewise.
9921 (scalar_chain::convert_registers): New pure virtual function.
9922 (class dimode_scalar_chain): New class.
9923 (class timode_scalar_chain): Likewise.
9924 (scalar_chain::mark_dual_mode_def): Renamed to ...
9925 (dimode_scalar_chain::mark_dual_mode_def): This.
9926 (timode_scalar_chain::mark_dual_mode_def): New function.
9927 (timode_scalar_chain::convert_insn): Likewise.
9928 (dimode_scalar_chain::convert_registers): Likewise.
9929 (scalar_chain::compute_convert_gain): Renamed to ...
9930 (dimode_scalar_chain::compute_convert_gain): This.
9931 (scalar_chain::replace_with_subreg): Renamed to ...
9932 (dimode_scalar_chain::replace_with_subreg): This.
9933 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
9934 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
9935 (scalar_chain::make_vector_copies): Renamed to ...
9936 (dimode_scalar_chain::make_vector_copies): This.
9937 (scalar_chain::convert_reg): Renamed to ...
9938 (dimode_scalar_chain::convert_reg ): This.
9939 (scalar_chain::convert_op): Renamed to ...
9940 (dimode_scalar_chain::convert_op): This.
9941 (scalar_chain::convert_insn): Renamed to ...
9942 (dimode_scalar_chain::convert_insn): This.
9943 (scalar_chain::convert): Call convert_registers.
9944 (convert_scalars_to_vector): Change to scalar_chain pointer to
9945 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
9946 in 32-bit mode. Delete scalar_chain pointer. Call
9947 free_dominance_info in 64-bit mode.
9948 (pass_stv::gate): Remove TARGET_64BIT check.
9949 (ix86_option_override): Put the 64-bit STV pass before the CSE
9952 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
9954 * dwarf2out.h (struct dw_loc_descr_node): Remove the
9955 dw_loc_frame_offset field.
9956 * dwarf2out.c (new_loc_descr): Likewise.
9957 (resolve_args_picking_1): Turn the VISITED hash set into a
9958 FRAME_OFFSET hash map. Use it to associate a frame offset to
9959 visited nodes. Remove uses of the CHECKING_P macro.
9960 (resolve_args_picking): Update call to resolve_args_picking_1.
9962 2016-04-27 Martin Liska <mliska@suse.cz>
9964 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
9965 (free_loop_data): Release vuses of groups.
9967 2016-04-27 Bin Cheng <bin.cheng@arm.com>
9969 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
9970 instead of redundant use_id and boolean have_use_for.
9971 (struct iv_use): Change sub_id into group_id. Remove field next.
9972 Move fields: related_cands, n_map_members, cost_map and selected
9974 (struct iv_group): ... here. New structure.
9975 (struct iv_common_cand): Use structure declaration directly.
9976 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
9977 (MAX_CONSIDERED_USES): Rename macro to ...
9978 (MAX_CONSIDERED_GROUPS): ... here.
9979 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
9980 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
9981 (dump_uses): Rename to ...
9982 (dump_groups): ... here. Update all uses.
9983 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
9984 (find_induction_variables): Refactor format of dump information.
9985 (record_sub_use): Delete.
9986 (record_use): Update all uses.
9987 (record_group): New function.
9988 (record_group_use, find_interesting_uses_op): Call above functions.
9990 (find_interesting_uses_cond): Ditto.
9991 (group_compare_offset): New function.
9992 (split_all_small_groups): Rename to ...
9993 (split_small_address_groups_p): ... here. Update all uses.
9994 (split_address_groups): Update all uses.
9995 (find_interesting_uses): Refactor format of dump information.
9996 (add_candidate_1): Update all uses. Remove redundant check on iv,
9998 (add_candidate, record_common_cand): Remove redundant assert.
9999 (add_iv_candidate_for_biv): Update use.
10000 (add_iv_candidate_derived_from_uses): Update all uses.
10001 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
10002 (alloc_use_cost_map): Ditto.
10003 (set_use_iv_cost, get_use_iv_cost): Rename to ...
10004 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
10005 (determine_use_iv_cost_generic): Ditto.
10006 (determine_group_iv_cost_generic): Ditto.
10007 (determine_use_iv_cost_address): Ditto.
10008 (determine_group_iv_cost_address): Ditto.
10009 (determine_use_iv_cost_condition): Ditto.
10010 (determine_group_iv_cost_cond): Ditto.
10011 (determine_use_iv_cost): Ditto.
10012 (determine_group_iv_cost): Ditto.
10013 (set_autoinc_for_original_candidates): Update all uses.
10014 (find_iv_candidates): Update all uses. Refactor dump information.
10015 (determine_use_iv_costs): Ditto.
10016 (determine_iv_costs): Ditto.
10017 (iv_ca_cand_for_use): Rename to ...
10018 (iv_ca_cand_for_group): ... here. Update all uses.
10019 (iv_ca_add_use, iv_ca_add_group): Ditto.
10020 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
10021 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
10022 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
10023 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
10024 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
10025 (create_new_iv, adjust_iv_update_pos): Ditto.
10026 (rewrite_use_address): Delete.
10027 (rewrite_use_address_1): Rename to ...
10028 (rewrite_use_address): ... here.
10029 (rewrite_use_compare): Update all uses.
10030 (rewrite_use): Delete.
10031 (rewrite_uses): Rename to ...
10032 (rewrite_groups): ... here. Update all uses.
10033 (remove_unused_ivs, free_loop_data): Update all uses.
10034 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
10036 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10038 * rtlanal.c (nonzero_bits1): Convert preprocessor check
10039 for WORD_REGISTER_OPERATIONS to runtime check.
10041 2016-04-27 Richard Biener <rguenther@suse.de>
10044 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
10045 aggregate_value_p to determine if a function result is
10046 returned by reference.
10047 (ipa_pta_execute): Functions having their address taken are
10048 not automatically nonlocal.
10050 2016-04-27 Jakub Jelinek <jakub@redhat.com>
10053 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
10054 * fold-const.c (operand_equal_p): If flag_checking and
10055 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
10056 and if it returns non-zero, assert iterative_hash_expr on both
10059 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
10061 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
10063 2016-04-27 Nick Clifton <nickc@redhat.com>
10065 PR middle-end/49889
10066 * varasm.c (merge_weak): Generate an error if an attempt is made
10067 to convert a non-weak static function into a weak, public function.
10069 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10071 * params.def (MAX_PARTITION_SIZE): New param.
10072 * doc/invoke.texi: Document lto-max-partition.
10074 2016-04-27 Richard Biener <rguenther@suse.de>
10077 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
10078 function cummulating used_from_other_partition, externally_visible
10079 and force_output from aliases.
10080 (refered_from_nonlocal_var): Likewise.
10081 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
10082 node flags properly.
10084 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
10086 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
10087 (-Wmemset-elt-size): New item.
10089 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
10092 * stor-layout.h (internal_reference_types): Delete.
10093 * stor-layout.c (reference_types_internal): Likewise.
10094 (internal_reference_types): Likewise.
10095 (layout_type) <REFERENCE_TYPE>: Adjust.
10097 2016-04-27 Jakub Jelinek <jakub@redhat.com>
10100 * tree.h (inchash::add_expr): Add FLAGS argument.
10101 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
10102 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
10103 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
10104 Formatting fix. Adjust recursive calls. For tcc_comparison,
10105 if swap_tree_comparison (code) is smaller than code, hash that
10106 and arguments in the other order. Hash CONVERT_EXPR the same
10107 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
10108 of ADDR_EXPR of decl as the decl itself. Add or remove
10109 OEP_ADDRESS_OF from recursive flags as needed. For
10110 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
10111 operands commutatively and only the third one normally.
10112 For internal CALL_EXPR hash in CALL_EXPR_IFN.
10114 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
10116 * config/rtems.h (LIB_SPEC): Add -latomic.
10118 2016-04-27 Joel Sherrill <joel@rtems.org>
10120 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
10121 xilink.ld and flags not relevant to RTEMS.
10123 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
10125 * toplev.c (backend_init_target): Avoid calling init_reload when using
10128 2016-04-26 Jakub Jelinek <jakub@redhat.com>
10130 * reorg.c (try_merge_delay_insns): Declare i and j inside the
10131 for loops rather than one for the whole function.
10133 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
10135 * match.pd (X + CST CMP X): New transformation.
10137 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
10139 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
10140 * fold-const.c (fold_binary_loc): Remove 2 transformations
10141 superseded by match.pd.
10142 * match.pd (x+x -> x*2): Generalize to integers.
10144 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
10146 * config/i386/i386.md (operation on memory peephole): Duplicate an
10147 existing peephole and adapt it to match lea rather than an operation
10150 PR rtl-optimization/57193
10151 * opts.c (default_options_table): Add OPT_frename_registers at -O2
10153 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
10155 2016-04-26 Bin Cheng <bin.cheng@arm.com>
10157 * tree-if-conv.c (any_pred_load_store): New static variable.
10158 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
10159 any_pred_load_store instead of and_mask_load_store.
10160 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
10161 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
10162 (combine_blocks, tree_if_conversion): Ditto.
10164 2016-04-26 Bin Cheng <bin.cheng@arm.com>
10166 PR tree-optimization/70771
10167 PR tree-optimization/70775
10168 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
10169 virtual PHI nodes. Delete parameter.
10170 (if_convertible_loop_p_1): Delete argument to above function.
10171 (predicate_all_scalar_phis): Delete code handling single-argument
10173 (tree_if_conversion): Mark and update virtual SSA.
10175 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10178 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
10179 (x86_elf_aligned_common): Rename to ...
10180 (x86_elf_aligned_decl_common): ... this.
10181 Add decl arg. Switch to .lbss for largecomm object. Use
10182 LARGECOMM_SECTION_ASM_OP.
10183 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
10185 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
10186 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
10188 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
10189 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
10191 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10194 * config/i386/i386.c (SECTION_LARGE): Define.
10195 (x86_64_elf_select_section): Set it for large data/bss sections.
10196 Only clear SECTION_WRITE for .lrodata.
10197 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
10199 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
10200 * varasm.c (default_elf_asm_named_section): Grow flagchars.
10201 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
10203 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
10204 * doc/tm.texi: Regenerate.
10206 2016-04-26 Jakub Jelinek <jakub@redhat.com>
10209 * configure.ac (--enable-checking): Document extra flag, for
10210 non-release builds default to --enable-checking=yes,extra.
10211 If misc checking and extra checking, define CHECKING_P to 2 instead
10213 * common.opt (fchecking=): Add.
10214 * doc/invoke.texi (-fchecking=): Document.
10215 * doc/install.texi: Document --enable-checking changes.
10216 * configure: Regenerated.
10217 * config.in: Regenerated.
10219 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10221 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
10222 attribute instead of which_alternative.
10223 * config/i386/sse.md (*mov<mode>_internal): Ditto.
10224 Use EXT_REX_SSE_REG_P where appropriate.
10226 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10228 * config/i386/predicates.md (const0_operand): Do not match
10229 const_wide_int code.
10230 (const1_operand): Ditto.
10232 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10234 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
10235 for SSE constm1 operands and TARGET_AVX512VL.
10236 (*movti_internal): Ditto.
10237 (*mov<mode>_or): Use constm1_operand predicate.
10238 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
10239 for SSE vector_all_ones operands and TARGET_AVX512VL.
10240 * config/i386/predicates.md (constm1_operand): New predicate.
10241 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
10242 emission of constant -1 load.
10244 2016-04-25 Jason Merrill <jason@redhat.com>
10246 * gdbinit.in: Skip is-a.h.
10248 * attribs.c (register_scoped_attributes): Fix logic.
10249 * attribs.h: Declare register_scoped_attributes.
10251 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10253 * config/rs6000/rs6000-builtin.def: Correct pasto error for
10254 stxvd2x and stxvw4x built-in functions.
10256 2016-04-25 DJ Delorie <dj@redhat.com>
10258 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
10259 (ashrhi3): Likewise.
10260 (lshrhi3): Likewise.
10262 2016-04-25 Richard Biener <rguenther@suse.de>
10264 PR tree-optimization/70780
10265 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
10266 wasn't visited yet.
10267 (compute_antic): Mark blocks with abnormal preds as visited as
10268 they have a final empty antic-in solution already.
10270 2016-04-25 Michael Collison <michael.collison@linaro.org>
10272 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
10274 2016-04-25 Michael Collison <michael.collison@linaro.org>
10276 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
10277 mode is VQI to improve mixed mode vectorization.
10278 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
10279 define_insn to match low half of signed vaddw.
10280 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
10281 define_insn to match high half of signed vaddw.
10282 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
10283 define_insn to match low half of unsigned vaddw.
10284 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
10285 define_insn to match high half of unsigned vaddw.
10286 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
10287 (arm_simd_check_vect_par_cnst_half_p): Likewise.
10288 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
10290 (arm_simd_check_vect_par_cnst_half_p): Likewise.
10291 * config/arm/predicates.md (vect_par_constant_high): Support
10292 big endian and simplify by calling
10293 arm_simd_check_vect_par_cnst_half
10294 (vect_par_constant_low): Likewise.
10296 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10298 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
10299 predicate for operand 2.
10301 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
10302 H.J. Lu <hongjiu.lu@intel.com>
10304 * config/i386/i386-protos.h (standard_sse_constant_p): Add
10305 machine_mode argument.
10306 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
10307 constm1_rtx operands. For VOIDmode constants, get mode from
10308 pred_mode. Check mode size if the mode is supported by ABI.
10309 (standard_sse_constant_opcode): Do not use standard_constant_p.
10310 Strictly check ABI support for all-ones operands.
10311 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
10312 immediates. Update calls to standard_sse_constant_p.
10313 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
10314 (ix86_rtx_costs): Ditto.
10315 * config/i386/i386.md (*movxi_internal_avx512f): Use
10316 nonimmediate_or_sse_const_operand instead of vector_move_operand.
10317 Use (v,BC) alternative instead of (v,C). Use register_operand
10318 checks instead of MEM_P.
10319 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
10320 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
10321 isa attribute. Use register_operand checks instead of MEM_P.
10322 (*movti_internal): Use nonimmediate_or_sse_const_operand for
10323 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
10324 alternative and corresponding sse2 isa attribute.
10325 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
10326 to standard_sse_constant_p.
10327 (FP constant splitters): Ditto.
10328 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
10330 * config/i386/predicates.md (constm1_operand): Remove.
10331 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
10332 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
10333 vector_all_ones_operand instead of constm1_operand.
10335 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10337 * print-rtl.c (print_rtx_insn_vec): New function.
10338 * print-rtl.h: New prototype.
10339 * store-motion.c (struct st_expr): Make avail_stores a vector.
10340 (st_expr_entry): Adjust.
10341 (free_st_expr_entry): Likewise.
10342 (print_store_motion_mems): Likewise.
10343 (find_moveable_store): Likewise.
10344 (compute_store_table): Likewise.
10345 (delete_store): Likewise.
10346 (build_store_vectors): Likewise.
10348 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10350 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
10352 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10354 * vec.h (vec_safe_contains): New function.
10355 (vec::contains): Likewise.
10356 (vec::begin): Likewise.
10357 (vec::end): Likewise.
10359 2016-04-23 Jakub Jelinek <jakub@redhat.com>
10362 * cfgexpand.c (expand_stack_vars): Fix typo.
10364 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
10366 * system.h (list, map, set, vector): Include conditionally.
10367 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
10368 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
10369 * ipa-icf.c (INCLUDE_LIST): Define.
10370 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
10371 * config/sh/sh.c (INCLUDE_VECTOR): Define.
10372 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
10373 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
10374 * cp/logic.cc (INCLUDE_LIST): Define.
10375 * fortran/trans-common.c (INCLUDE_MAP): Define.
10377 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
10379 * auto-profile.c: Remove <string.h> include.
10380 * ipa-icf-gimple.c: Remove <list> include.
10381 * diagnostic.c: Remove <new> include.
10382 * genmatch.c: Likewise.
10383 * pretty-print.c: Likewise.
10384 * toplev.c: Likewise
10385 * c/c-objc-common.c: Likewise.
10386 * cp/error.c: Likewise.
10387 * fortran/error.c: Likewise.
10389 2016-04-22 Richard Biener <rguenther@suse.de>
10391 * lto-streamer-in.c (input_ssa_names): Do not allocate
10392 GIMPLE_NOP for all SSA names.
10393 * lto-streamer-out.c (output_ssa_names): Do not output
10394 SSA names that should have been released.
10396 2016-04-22 Richard Biener <rguenther@suse.de>
10398 PR tree-optimization/70740
10399 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
10402 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
10405 * config/i386/predicates.md (call_insn_operand): Replace
10406 sibcall_memory_operand with memory_operand.
10408 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
10410 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
10411 has_single_use() tests.
10412 (register_edge_assert_for_1): Likewise.
10413 (find_assert_locations_1): Check the liveness bitmap instead of
10414 checking has_single_use().
10416 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
10419 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
10420 Extract AVX-512BW constraint from AVX.
10422 2016-04-21 Richard Biener <rguenther@suse.de>
10424 PR tree-optimization/70725
10425 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
10426 for phi_convertible_by_degenerating_args.
10427 (predicate_all_scalar_phis): Handle single-argument PHIs.
10429 2016-04-21 Richard Biener <rguenther@suse.de>
10431 PR middle-end/70747
10432 * fold-const.c (fold_comparison): Return properly typed
10435 2016-04-21 Bin Cheng <bin.cheng@arm.com>
10437 PR tree-optimization/70715
10438 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
10439 after expanding BASE using expand_simple_operations.
10441 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
10443 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
10444 New transformations.
10446 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
10448 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
10450 2016-04-20 Jan Hubicka <jh@suse.cz>
10452 * ipa-inline.c (can_inline_edge_p): Pass caller info to
10453 ultiimate_alias_target.
10454 (update_callee_keys): Likewise.
10455 (lookup_recursive_calls): Likewise.
10456 (speculation_useful_p): Likewise.
10458 2016-04-20 Jan Hubicka <jh@suse.cz>
10461 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
10462 (set_nothrow_flag_1): ... this; handle interposition correctly;
10463 recurse on aliases and thunks.
10464 (cgraph_node::set_nothrow_flag): New.
10465 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
10466 functions compiled with non-call exceptions that binds to current
10468 (propagate_nothrow): Be safe WRT interposition.
10469 * cgraph.h (set_nothrow_flag): Update prototype.
10471 2016-04-18 Jan Hubicka <jh@suse.cz>
10473 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10474 max_loop_iterations_int.
10475 (tree_unswitch_outer_loop): Likewise.
10477 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10479 PR tree-optimization/69489
10480 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
10481 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
10482 Revise dump message.
10483 (if_convertible_bb_p): Remove check on edge count of basic block's
10486 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10488 PR tree-optimization/56625
10489 PR tree-optimization/69489
10490 * tree-data-ref.h (DR_INNERMOST): New macro.
10491 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
10492 hashing struct innermost_loop_behavior.
10493 (ref_DR_map): Remove.
10494 (innermost_DR_map): New map.
10495 (baseref_DR_map): Revise comment.
10496 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
10497 to innermost_DR_map accroding to its innermost loop behavior.
10498 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
10499 to its innermost loop behavior.
10500 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
10501 Add initialization for innermost_DR_map. Record memory reference
10502 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
10503 have innermost loop behavior.
10504 (if_convertible_loop_p): Remove release for ref_DR_map. Release
10507 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
10509 * config/i386/i386.md (*lea<mode>_general_1): Rename from
10510 *lea_general_1. Use explicit SWI12 mode interator.
10511 (*lea<mode>_general_2): Rename from *lea_general_2.
10512 Use explicit SWI12 mode interator.
10513 (*lea<mode>_general_3): Rename from *lea_general_3.
10514 Use explicit SWI12 mode interator.
10515 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
10516 Use explicit SWI12 mode interator.
10517 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
10518 Use explicit SWI48 mode interator.
10520 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
10522 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
10523 Short-cut unaligned load and store cases. Handle all integer
10525 (ix86_expand_vector_move_misalign): Short-cut unaligned load
10526 and store cases. Call ix86_avx256_split_vector_move_misalign
10527 directly without checking mode class.
10529 2016-04-20 Andrew Pinski <apinski@cavium.com>
10530 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10533 * config/aarch64/aarch64.md (sibcall): Force call
10534 address to be DImode for ILP32.
10535 (sibcall_value): Likewise.
10537 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
10539 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
10541 2016-04-20 Richard Biener <rguenther@suse.de>
10543 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
10544 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
10545 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
10546 (maybe_push_res_to_seq): Adjust.
10547 * gimple-fold.c (maybe_build_generic_op): Likewise.
10549 2016-04-20 Marek Polacek <polacek@redhat.com>
10551 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
10554 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
10556 * config/i386/sse.md (vec_unpacks_lo_hi): Always
10557 use kmovw to support AVX512F target.
10559 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10561 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
10563 2016-04-20 Marek Polacek <polacek@redhat.com>
10565 PR tree-optimization/70725
10566 * tree-if-conv.c (is_false_predicate): New function.
10567 (predicate_mem_writes): Use it.
10569 2016-04-20 Richard Biener <rguenther@suse.de>
10571 PR tree-optimization/70726
10572 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
10573 shift amounts from a pattern stmt operand.
10575 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10578 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
10579 stack_restore_from_fpr pattern when restoring r15.
10580 (s390_optimize_prologue): Strip away the memory barrier in the
10581 parallel when trying to get rid of restore insns.
10582 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
10583 definition for loading the stack pointer from an FPR. Compared to
10584 the normal move insn this pattern includes a full memory barrier.
10586 2016-04-19 Jakub Jelinek <jakub@redhat.com>
10588 PR middle-end/70680
10589 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
10590 implicitly linear or lastprivate iterator on the outer context.
10592 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10594 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
10596 * config/i386/i386.md (ssememalign): Removed.
10597 * config/i386/sse.md: Remove ssememalign attribute from patterns.
10599 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10602 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
10603 const short * to __builtin_ia32_loaddquhi512_mask.
10604 (_mm512_maskz_loadu_epi16): Likewise.
10605 (_mm512_mask_storeu_epi16): Pass short * to
10606 __builtin_ia32_storedquhi512_mask.
10607 (_mm512_mask_loadu_epi8): Pass const char * to
10608 __builtin_ia32_loaddquqi512_mask.
10609 (_mm512_maskz_loadu_epi8): Likewise.
10610 (_mm512_mask_storeu_epi8): Pass char * to
10611 __builtin_ia32_storedquqi512_mask.
10612 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
10613 const double * to __builtin_ia32_loadupd512_mask.
10614 (_mm512_mask_loadu_pd): Likewise.
10615 (_mm512_maskz_loadu_pd): Likewise.
10616 (_mm512_storeu_pd): Pass double * to
10617 __builtin_ia32_storeupd512_mask.
10618 (_mm512_mask_storeu_pd): Likewise.
10619 (_mm512_loadu_ps): Pass const float * to
10620 __builtin_ia32_loadups512_mask.
10621 (_mm512_mask_loadu_ps): Likewise.
10622 (_mm512_maskz_loadu_ps): Likewise.
10623 (_mm512_storeu_ps): Pass float * to
10624 __builtin_ia32_storeups512_mask.
10625 (_mm512_mask_storeu_ps): Likewise.
10626 (_mm512_mask_loadu_epi64): Pass const long long * to
10627 __builtin_ia32_loaddqudi512_mask.
10628 (_mm512_maskz_loadu_epi64): Likewise.
10629 (_mm512_mask_storeu_epi64): Pass long long *
10630 to __builtin_ia32_storedqudi512_mask.
10631 (_mm512_loadu_si512): Pass const int * to
10632 __builtin_ia32_loaddqusi512_mask.
10633 (_mm512_mask_loadu_epi32): Likewise.
10634 (_mm512_maskz_loadu_epi32): Likewise.
10635 (_mm512_storeu_si512): Pass int * to
10636 __builtin_ia32_storedqusi512_mask.
10637 (_mm512_mask_storeu_epi32): Likewise.
10638 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
10639 char * to __builtin_ia32_storedquqi256_mask.
10640 (_mm_mask_storeu_epi8): Likewise.
10641 (_mm256_mask_loadu_epi16): Pass const short * to
10642 __builtin_ia32_loaddquhi256_mask.
10643 (_mm256_maskz_loadu_epi16): Likewise.
10644 (_mm_mask_loadu_epi16): Pass const short * to
10645 __builtin_ia32_loaddquhi128_mask.
10646 (_mm_maskz_loadu_epi16): Likewise.
10647 (_mm256_mask_loadu_epi8): Pass const char * to
10648 __builtin_ia32_loaddquqi256_mask.
10649 (_mm256_maskz_loadu_epi8): Likewise.
10650 (_mm_mask_loadu_epi8): Pass const char * to
10651 __builtin_ia32_loaddquqi128_mask.
10652 (_mm_maskz_loadu_epi8): Likewise.
10653 (_mm256_mask_storeu_epi16): Pass short * to.
10654 __builtin_ia32_storedquhi256_mask.
10655 (_mm_mask_storeu_epi16): Pass short * to.
10656 __builtin_ia32_storedquhi128_mask.
10657 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
10658 const double * to __builtin_ia32_loadupd256_mask.
10659 (_mm256_maskz_loadu_pd): Likewise.
10660 (_mm_mask_loadu_pd): Pass onst double * to
10661 __builtin_ia32_loadupd128_mask.
10662 (_mm_maskz_loadu_pd): Likewise.
10663 (_mm256_mask_storeu_pd): Pass double * to
10664 __builtin_ia32_storeupd256_mask.
10665 (_mm_mask_storeu_pd): Pass double * to
10666 __builtin_ia32_storeupd128_mask.
10667 (_mm256_mask_loadu_ps): Pass const float * to
10668 __builtin_ia32_loadups256_mask.
10669 (_mm256_maskz_loadu_ps): Likewise.
10670 (_mm_mask_loadu_ps): Pass const float * to
10671 __builtin_ia32_loadups128_mask.
10672 (_mm_maskz_loadu_ps): Likewise.
10673 (_mm256_mask_storeu_ps): Pass float * to
10674 __builtin_ia32_storeups256_mask.
10675 (_mm_mask_storeu_ps): ass float * to
10676 __builtin_ia32_storeups128_mask.
10677 (_mm256_mask_loadu_epi64): Pass const long long * to
10678 __builtin_ia32_loaddqudi256_mask.
10679 (_mm256_maskz_loadu_epi64): Likewise.
10680 (_mm_mask_loadu_epi64): Pass const long long * to
10681 __builtin_ia32_loaddqudi128_mask.
10682 (_mm_maskz_loadu_epi64): Likewise.
10683 (_mm256_mask_storeu_epi64): Pass long long * to
10684 __builtin_ia32_storedqudi256_mask.
10685 (_mm_mask_storeu_epi64): Pass long long * to
10686 __builtin_ia32_storedqudi128_mask.
10687 (_mm256_mask_loadu_epi32): Pass const int * to
10688 __builtin_ia32_loaddqusi256_mask.
10689 (_mm256_maskz_loadu_epi32): Likewise.
10690 (_mm_mask_loadu_epi32): Pass const int * to
10691 __builtin_ia32_loaddqusi128_mask.
10692 (_mm_maskz_loadu_epi32): Likewise.
10693 (_mm256_mask_storeu_epi32): Pass int * to
10694 __builtin_ia32_storedqusi256_mask.
10695 (_mm_mask_storeu_epi32): Pass int * to
10696 __builtin_ia32_storedqusi128_mask.
10697 * config/i386/i386-builtin-types.def (PCSHORT): New.
10698 (PINT64): Likewise.
10699 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
10700 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
10701 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
10702 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
10703 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
10704 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
10705 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
10706 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
10707 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
10708 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
10709 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
10710 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
10711 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
10712 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
10713 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
10714 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
10715 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
10716 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
10717 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
10718 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
10719 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
10720 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
10721 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
10722 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
10723 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
10724 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
10725 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
10726 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
10727 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
10728 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
10729 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
10730 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
10731 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
10732 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
10733 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
10734 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
10735 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
10736 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
10737 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
10738 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
10739 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
10740 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
10741 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
10742 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
10743 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
10744 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
10745 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
10746 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
10747 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
10749 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
10750 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
10752 (ix86_expand_vector_move_misalign): Likewise.
10753 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
10754 to scalar function prototype for unaligned load/store builtins.
10755 (ix86_expand_special_args_builtin): Updated.
10756 * config/i386/sse.md (UNSPEC_LOADU): Removed.
10757 (UNSPEC_STOREU): Likewise.
10758 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
10759 (VI_ULOADSTORE_F_AVX512VL): Likewise.
10760 (ssescalarsize): Handle V4TI, V2TI and V1TI.
10761 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10762 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10763 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
10764 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
10765 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
10766 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
10767 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
10768 (<avx512>_storedqu<mode>_mask): Likewise.
10769 (*sse4_2_pcmpestr_unaligned): Likewise.
10770 (*sse4_2_pcmpistr_unaligned): Likewise.
10771 (*mov<mode>_internal): Renamed to ...
10772 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
10773 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
10774 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
10775 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
10777 2016-04-19 Richard Biener <rguenther@suse.de>
10779 PR tree-optimization/70171
10780 * tree-ssa-phiprop.c: Include stor-layout.h.
10781 (phiprop_insert_phi): Handle the aggregate copy case.
10782 (propagate_with_phi): Likewise.
10784 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
10786 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
10787 instead of simplify_gen_subreg (... , 0).
10788 (ix86_delegitimize_address): Ditto.
10789 (ix86_split_divmod): Ditto.
10790 (ix86_split_copysign_const): Ditto.
10791 (ix86_split_copysign_var): Ditto.
10792 (ix86_expand_args_builtin): Ditto.
10793 (ix86_expand_round_builtin): Ditto.
10794 (ix86_expand_special_args_builtin): Ditto.
10795 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
10796 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
10797 (udivmodqi4): Ditto.
10798 (absneg splitters): Ditto.
10799 (*jcc_bt<mode>_1): Ditto.
10801 2016-04-19 Richard Biener <rguenther@suse.de>
10803 PR tree-optimization/70724
10804 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
10805 restoring out from ...
10806 (free_scc_vn): ... here.
10807 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
10808 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
10810 (pass_fre::execute): Restore SSA info.
10812 2016-04-19 Richard Biener <rguenther@suse.de>
10814 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
10815 * gimple-walk.c (walk_gimple_op): Initialize it.
10816 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
10817 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
10818 remapping SSA names of defs.
10819 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
10822 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
10824 PR middle-end/70689
10825 * lra-constraints.c (equiv_substition_p): New.
10826 (process_alt_operands): Use it.
10827 (swap_operands): Swap it.
10828 (curr_insn_transform): Update it.
10830 2016-04-18 Michael Matz <matz@suse.de>
10832 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
10833 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
10834 * tree-core.h (tree_type_common.align): Use bit-field.
10835 (tree_type_common.spare): New.
10836 (tree_decl_common.off_align): Make smaller.
10837 (tree_decl_common.align): Use bit-field.
10839 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
10840 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
10841 (scan_sharing_clauses): Ditto.
10842 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10843 (omp_finish_file): Ditto.
10844 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
10845 (layout_decl): Ditto.
10846 (relayout_decl): Ditto.
10847 (finalize_record_size): Use SET_TYPE_ALIGN.
10848 (finalize_type_size): Ditto.
10849 (finish_builtin_struct): Ditto.
10850 (layout_type): Ditto.
10851 (initialize_sizetypes): Ditto.
10852 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
10853 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
10854 (lookup_field_for_decl): Use SET_DECL_ALIGN.
10855 (get_chain_field): Ditto.
10856 (get_trampoline_type): Ditto.
10857 (get_nl_goto_field): Ditto.
10858 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
10860 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
10861 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
10862 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10863 (build_qualified_type): Use SET_TYPE_ALIGN.
10864 (build_aligned_type, build_range_type_1): Ditto.
10865 (build_atomic_base): Ditto.
10866 (build_common_tree_nodes): Ditto.
10867 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
10868 (expand_one_stack_var_at): Ditto.
10869 * coverage.c (build_var): Use SET_DECL_ALIGN.
10870 * except.c (init_eh): Ditto.
10871 * function.c (assign_parm_setup_block): Ditto.
10872 * symtab.c (increase_alignment_1): Ditto.
10873 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
10874 * tree-vect-stmts.c (ensure_base_align): Ditto.
10875 * varasm.c (align_variable): Ditto.
10876 (assemble_variable): Ditto.
10877 (build_constant_desc): Ditto.
10878 (output_constant_def_contents): Ditto.
10880 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
10881 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
10882 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
10883 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
10884 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
10886 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
10889 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
10890 replace %vmovsd with "%vmovq".
10891 (vec_concatv2df): Likewise.
10893 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
10895 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
10896 (*vec_extractv2si_0): Ditto.
10897 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
10898 (zero_extended_scalar_load_operand splitters): Ditto.
10899 (vec_extract splitters): Ditto.
10900 (*vec_extractv4si_0_zext): Ditto.
10901 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
10902 and lowpart_subreg.
10903 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
10904 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
10905 (*sse4_1_extractps): Use lowpart_subreg.
10906 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
10908 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10910 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
10912 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
10913 Mention Solaris 11 packaging changes.
10914 Update gas and gld requirements.
10915 Remove reference to pre-Solaris 10 bug.
10916 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
10918 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
10921 2016-04-17 Jan Hubicka <jh@suse.cz>
10923 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
10924 max_loop_iterations_int.
10926 2016-04-18 Richard Biener <rguenther@suse.de>
10928 PR tree-optimization/43434
10929 * tree-ssa-structalias.c (struct vls_data): New.
10930 (visit_loadstore): Handle all pointer-based accesses.
10931 (compute_dependence_clique): Compute a bitmap of restrict tags
10932 assigned bases and pass it to visit_loadstore.
10934 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
10937 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
10938 armv8.1-a and armv8.1-a+crc.
10940 2016-04-18 Richard Biener <rguenther@suse.de>
10942 PR tree-optimization/70701
10943 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
10944 references after translating through a memcpy.
10946 2016-04-18 Richard Biener <rguenther@suse.de>
10948 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
10949 (compute_antic): ... here. For partial antic use regular
10950 postorder and scrap iteration.
10951 (compute_partial_antic_aux): Remove unused return value.
10952 (init_pre): Do not allocate postorder.
10953 (fini_pre): Do not free postorder.
10955 2016-04-18 Richard Biener <rguenther@suse.de>
10957 PR middle-end/37870
10958 * expmed.c (extract_bit_field_1): Remove broken case
10959 using a wider MODE_INT mode.
10961 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
10963 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
10964 unless compiling with at least GCC-4.8.
10966 2016-04-17 Jan Hubicka <jh@suse.cz>
10969 * graphite.c (graphite_finalize): Update call to
10970 tree_estimate_probability.
10971 * predict.h (tree_estimate_probability): Update prototype.
10973 2016-04-17 Jan Hubicka <jh@suse.cz>
10975 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
10976 (tree_estimate_probability): Likewise.
10977 (pass_profile::execute): Update.
10978 (report_predictor_hitrates): New function.
10979 * profile.c (compute_branch_probabilities): Use it.
10980 * predict.h (report_predictor_hitrates): Declare.
10982 2016-04-17 Jan Hubicka <jh@suse.cz>
10985 * cgraph.h (cgraph_node::set_const_flag,
10986 cgraph_node::set_pure_flag): Update prototype to return bool;
10988 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
10989 of interposable symbol are interposable, too.
10990 (cgraph_set_const_flag_1): Rename to ...
10991 (set_const_flag_1): ... this one; change to self recursive function
10992 instead of call_for_symbol_thunks_and_aliases. Handle correctly
10993 clearnig the flag in all variants and also virtual thunks of const
10994 functions are pure; track if any change was done.
10995 (cgraph_node::set_const_flag): Update.
10996 (struct set_pure_flag_info): New struct.
10997 (cgraph_set_pure_flag_1): Rename to ...
10998 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
10999 rather than pointer encoded flags; track if any changes was done;
11000 handle correctly clearning flag and setting flag of aliases already
11002 (cgraph_node::set_pure_flag): Update.
11003 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
11005 2016-04-17 Tom de Vries <tom@codesourcery.com>
11008 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
11009 backslash in label.
11011 2016-04-17 Tom de Vries <tom@codesourcery.com>
11013 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
11014 '{}<> ' as escape-for-record.
11016 2016-04-17 Tom de Vries <tom@codesourcery.com>
11018 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
11021 2016-04-17 Tom de Vries <tom@codesourcery.com>
11024 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
11025 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
11026 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
11027 * passes.c (finish_optimization_passes): Only call
11028 finish_graph_dump_file if dfi->graph_dump_initialized.
11029 (execute_function_dump, pass_init_dump_file): Use
11030 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
11032 2016-04-17 Tom de Vries <tom@codesourcery.com>
11034 PR tree-optimization/70256
11035 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
11036 (debug_varmap): New function.
11038 2016-04-17 Tom de Vries <tom@codesourcery.com>
11041 * passes.c (pass_manager::register_pass): Propagate pflags.
11043 2016-04-17 Tom de Vries <tom@codesourcery.com>
11046 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
11047 * passes.c (pass_manager::pass_manager): Declare and init p_start in
11048 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
11049 check if it's equal to p_start.
11050 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
11052 2016-04-15 Jan Hubicka <jh@suse.cz>
11055 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
11056 function does not bind to current def.
11057 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
11058 handle conservatively calls to functions that does not need to bind
11060 (check_call): Update call of worse_state.
11061 (ignore_edge_for_nothrow): Update.
11062 (ignore_edge_for_pure_const): Likewise.
11063 (propagate_pure_const): Update calls to worse_state.
11064 (skip_function_for_local_pure_const): Reformat comments.
11066 2016-04-15 Jan Hubicka <jh@suse.cz>
11069 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
11070 (cgraph_node::function_symbol): Likewise.
11071 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
11072 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
11073 (symtab_node::ultimate_alias_target): Add REF parameter.
11074 (symtab_node::binds_to_current_def_p): Declare.
11075 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
11076 (cgraph_node::function_symbol): Likewise.
11077 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
11078 (cgraph_node::get_availability): Likewise.
11079 (cgraph_edge::binds_to_current_def_p): New inline function.
11080 (varpool_node::get_availability): Add REF parameter.
11081 (varpool_node::ultimate_alias_target): Likewise.
11082 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
11083 (symtab_node::binds_to_current_def_p): Likewise.
11084 * varpool.c (varpool_node::get_availability): Likewise.
11086 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
11089 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
11090 Fix mode size check.
11092 2016-04-15 Jakub Jelinek <jakub@redhat.com>
11094 * BASE-VER: Set to 7.0.0.
11096 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
11098 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
11100 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11102 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
11103 architecture revisions.
11105 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
11107 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
11108 * config/i386/i386.c (ix86_using_red_zone): No longer static.
11109 * config/i386/i386.md (stack decrement to push peepholes): Guard
11110 with !x86_using_red_zone ().
11112 2016-04-15 Jakub Jelinek <jakub@redhat.com>
11115 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
11116 to dump_generic_node.
11117 (NIY): Pass also flags to do_niy.
11119 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
11121 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
11122 (simd_clone_vector_of_formal_parm_types)
11123 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
11124 (simd_clone_mangle, simd_clone_create)
11125 (simd_clone_adjust_return_type, create_tmp_simd_array)
11126 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
11127 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
11128 (ipa_simd_modify_function_body, simd_clone_linear_addend)
11129 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
11130 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
11131 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
11132 * omp-simd-clone.c: ... this new file.
11133 (simd_clone_vector_of_formal_parm_types): Make it static.
11134 * Makefile.in (OBJS): Add omp-simd-clone.o.
11136 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
11139 * config/i386/sse.md: Use proper memory operand modifiers.
11142 2016-04-15 Richard Biener <rguenther@suse.de>
11143 Alan Modra <amodra@gmail.com>
11145 PR tree-optimization/70130
11146 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
11147 when alignment stays not the same and no not use the realign
11150 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11153 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11154 direct move handlers for KFmode. Change TFmode handlers test from
11155 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
11157 2016-04-14 Jakub Jelinek <jakub@redhat.com>
11160 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
11161 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
11162 (inlined_polymorphic_ctor_dtor_block_p): Use it.
11163 * tree-ssa-live.c (remove_unused_scope_block_p): When
11164 in_ctor_dtor_block, avoid discarding not just BLOCKs with
11165 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
11166 block_ultimate_origin is FUNCTION_DECL.
11167 (remove_unused_locals): If current_function_decl is
11168 polymorphic_ctor_dtor_p, pass initial true to
11169 remove_unused_scope_block_p' is_ctor_dtor_block.
11171 2016-04-14 Martin Sebor <msebor@redhat.com>
11176 * doc/extend.texi (Variable Length): Revert.
11178 2016-04-14 Marek Polacek <polacek@redhat.com>
11179 Jan Hubicka <hubicka@ucw.cz>
11182 * tree.c (verify_type): Disable the canonical type of main variant
11185 2016-04-14 Jason Merrill <jason@redhat.com>
11187 * cfgexpand.c, expr.c: Revert previous change.
11189 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
11191 PR middle-end/70643
11192 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
11193 when building a mem ref for the incoming reduction variable.
11195 2016-04-14 Richard Biener <rguenther@suse.de>
11197 PR tree-optimization/70614
11198 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
11199 loop if the evolution dropped to chrec_dont_know.
11200 (interpret_condition_phi): Likewise.
11202 2016-04-14 Richard Biener <rguenther@suse.de>
11204 PR tree-optimization/70623
11205 * tree-ssa-pre.c (changed_blocks): Make global ...
11206 (compute_antic): ... local here. Move and fix worklist
11207 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
11208 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
11209 worklist handling, dump when ANTIC_IN changed.
11210 (compute_partial_antic_aux): Remove worklist handling.
11211 (init_pre): Do not compute post dominators. Add a comment about
11212 the CFG order chosen.
11213 (fini_pre): Do not free post dominators.
11215 2016-04-13 Martin Sebor <msebor@redhat.com>
11220 * doc/extend.texi (Variable Length): Document C++ specifics.
11222 2016-04-13 Jakub Jelinek <jakub@redhat.com>
11225 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
11226 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
11227 eh edges have been purged.
11230 * tree-sra.c (create_access_replacement,
11231 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
11233 * tree-pretty-print.c (dump_fancy_name): New function.
11234 (dump_decl_name, dump_generic_node): Use it.
11236 2016-04-13 Jason Merrill <jason@redhat.com>
11238 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
11239 * expr.c (expand_expr_real_1): Likewise.
11241 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
11243 * config/i386/i386.md (kunpckhi): Swap operands.
11244 (kunpcksi): Likewise.
11245 (kunpckdi): Likewise.
11246 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
11247 (vec_pack_trunc_<mode>): Likewise.
11249 2016-04-13 Jakub Jelinek <jakub@redhat.com>
11252 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
11254 PR middle-end/70633
11255 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
11256 gimplification turns some element into non-constant.
11259 * rtl.h (convert_memory_address_addr_space_1): New prototype.
11260 * explow.c (convert_memory_address_addr_space_1): No longer static,
11261 add NO_EMIT argument and don't call convert_modes if true, pass
11262 it down recursively, remove break after return.
11263 (convert_memory_address_addr_space): Adjust caller.
11264 * simplify-rtx.c (simplify_unary_operation_1): Call
11265 convert_memory_address_addr_space_1 instead of convert_memory_address,
11266 if it returns NULL, don't simplify.
11268 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
11271 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
11273 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11275 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11276 Bump the upper SIMDLEN limits, so that if the return type or
11277 characteristic type if the return type is void can be passed in
11278 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
11281 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11284 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
11285 Do not use "=" constraint on an input constraint.
11286 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
11287 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
11288 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
11289 generates (neg (abs ...)) instead of (abs ...).
11291 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11293 PR rtl-optimization/70596
11294 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
11295 just invalidate LRA data and reset them. Adjust dump wording.
11297 2016-04-12 Martin Liska <mliska@suse.cz>
11300 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11302 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11304 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11305 max_loop_iterations_int.
11306 (tree_unswitch_outer_loop): Likewise.
11307 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11308 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11310 2016-04-12 Tom de Vries <tom@codesourcery.com>
11312 PR tree-optimization/68756
11313 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
11314 instead of new_name.
11316 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11318 PR tree-optimization/70602
11319 * tree-sra.c (generate_subtree_copies): Don't write anything into
11320 constant pool decls.
11322 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
11323 regardless whether there are depend clauses or not.
11325 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11328 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
11329 target attribute and pragma from changing the -mfloat128
11330 and -mfloat128-hardware options.
11332 * doc/extend.texi (Additional Floating Types): Document PowerPC
11333 __float128 restrictions.
11335 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11338 * config/aarch64/driver-aarch64.c
11339 (aarch64_get_extension_string_for_isa_flags): New.
11340 (arch_extension): Rename to...
11341 (aarch64_arch_extension): ...This.
11342 (ext_to_feat_string): Rename to...
11343 (aarch64_extensions): ...This.
11344 (aarch64_core_data): Keep track of architecture extension flags.
11345 (cpu_data): Rename to...
11346 (aarch64_cpu_data): ...This.
11347 (aarch64_arch_driver_info): Keep track of architecture extension
11349 (get_arch_name_from_id): Rename to...
11350 (get_arch_from_id): ...This, change return type.
11351 (host_detect_local_cpu): Update and reformat for renames, handle
11352 extensions through common infrastructure.
11354 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11357 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
11358 track of a canonical flag name.
11359 (all_extensions): Likewise.
11360 (arch_to_arch_name): Also track extension flags enabled by the arch.
11361 (all_architectures): Likewise.
11362 (aarch64_parse_extension): Move to here.
11363 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
11365 (aarch64_rewrite_selected_cpu): Update for above change.
11366 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
11367 are handled, such that the single explicit value enabled by an
11368 extension is kept seperate from the implicit values it also enables.
11369 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
11371 (aarch64_parse_extension): New.
11372 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
11373 here to config/aarch64/aarch64-protos.h.
11374 (aarch64_parse_extension): Move from here to
11375 common/config/aarch64/aarch64-common.c.
11376 (aarch64_option_print): Update.
11377 (aarch64_declare_function_name): Likewise.
11378 (aarch64_start_file): Likewise.
11379 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
11380 the canonical flag for extensions.
11381 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
11384 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11386 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
11389 2016-04-09 Tom de Vries <tom@codesourcery.com>
11391 PR tree-optimization/68953
11392 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
11393 first to last subscript.
11395 2016-04-09 Jakub Jelinek <jakub@redhat.com>
11397 PR tree-optimization/70586
11398 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
11401 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
11405 PR tree-optimization/70373
11406 PR middle-end/70533
11407 PR middle-end/70534
11408 PR middle-end/70535
11409 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
11410 clauses for acc parallel reductions as necessary. Error on those
11412 * omp-low.c (scan_sharing_clauses): Don't install variables which
11413 are used in acc parallel reductions.
11414 (lower_rec_input_clauses): Remove dead code.
11415 (lower_oacc_reductions): Add support for reference reductions.
11416 (lower_reduction_clauses): Remove dead code.
11417 (lower_omp_target): Don't remap variables appearing in acc parallel
11419 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
11421 2016-04-08 Jakub Jelinek <jakub@redhat.com>
11423 PR middle-end/70593
11424 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
11425 with multiple SSA_NAME defs, force the outputs other than first
11426 to be live before calling live_track_process_def on each output.
11428 PR rtl-optimization/70574
11429 * fwprop.c (forward_propagate_and_simplify): Don't add
11430 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
11431 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
11432 paradoxical subregs within *loc.
11434 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
11436 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
11437 -ftree-parallelize-loops={0,1}.
11438 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
11439 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
11440 * config/ia64/hpux.h (LIB_SPEC): Likewise.
11441 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
11442 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
11444 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
11447 * asan.c (instrument_derefs): If we get unknown location, extract it
11448 with EXPR_LOCATION.
11449 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
11451 2016-04-08 Tom de Vries <tom@codesourcery.com>
11453 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
11454 implicit firstprivate clause.
11456 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11459 * config/arm/thumb2.md (tst + branch-> lsls + branch
11460 peephole below *orsi_not_shiftsi_si): Require that condition
11461 register is dead after the peephole.
11462 (second peephole after the above): Likewise.
11464 2016-04-08 Alan Modra <amodra@gmail.com>
11467 * builtins.c (fold_builtin_classify): For IBM extended precision,
11468 look at just the high-order double to test for NaN.
11469 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
11470 test just the high double for Inf but both doubles for subnormal
11473 2016-04-07 Jakub Jelinek <jakub@redhat.com>
11475 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
11476 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
11477 node->simdclone->mask_mode != VOIDmode masks.
11478 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
11479 earlier, use it instead of node->simdclone.
11480 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11481 Set clonei->mask_mode.
11483 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
11486 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
11487 Pass it through to cp_parser_already_scoped_statement.
11488 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
11489 it through to cp_parser_statement.
11490 (cp_parser_statement): Pass IF_P through to
11491 cp_parser_iteration_statement.
11492 (cp_parser_pragma): Adjust call to
11493 cp_parser_iteration_statement.
11495 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
11498 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
11499 resolve a future -Wparentheses warning.
11500 * omp-low.c (scan_sharing_clauses): Likewise.
11501 * tree-parloops.c (eliminate_local_variables): Likewise.
11503 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
11505 PR rtl-optimization/70398
11506 * lra-constraints.c (process_address_1): Check zero scale and code
11507 for reloading with zero scale.
11509 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
11511 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
11512 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
11514 2016-04-06 Jakub Jelinek <jakub@redhat.com>
11516 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11517 Add support for AVX512F clones, include them by default for
11518 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
11519 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
11522 PR middle-end/70550
11523 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
11524 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
11525 firstprivate clauses.
11526 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
11527 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
11528 (lower_omp_target): Set TREE_NO_WARNING for
11529 non-addressable possibly uninitialized vars which are copied into
11530 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
11532 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
11534 * config/pa/predicates.md (integer_store_memory_operand): Accept
11535 REG+D operands with a large offset when reload_in_progress is true.
11536 (floating_point_store_memory_operand): Likewise.
11538 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11541 * match.pd (nested int casts): Limit to GIMPLE.
11543 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
11546 * ipa-devirt.c (maybe_record_node): Fix comment; use
11547 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
11549 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11551 PR rtl-optimization/70542
11552 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
11553 if there are any uses other than insn or debug insns.
11555 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
11556 Jakub Jelinek <jakub@redhat.com>
11558 PR tree-optimization/70509
11559 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
11560 Shift HOST_WIDE_INT_1U instead of 1.
11562 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
11564 PR tree-optimization/70509
11565 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
11566 of the vector base type for index.
11568 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
11571 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
11573 2016-04-05 Richard Biener <rguenther@suse.de>
11575 PR tree-optimization/70526
11576 * tree-sra.c (build_ref_for_offset): Use prev_base to
11577 extract the alias pointer type.
11579 2016-04-05 Richard Biener <rguenther@suse.de>
11581 * dse.c (struct store_info): Remove alias_set member.
11582 (struct read_info_type): Likewise.
11583 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
11584 spill_deleted, clear_alias_set_lookup): Remove.
11585 (get_group_info): Remove dead base == NULL_RTX case.
11586 (dse_step0): Remove initialization of removed variables.
11587 (delete_dead_store_insn): Reomve alias set dumping.
11588 (free_read_records): Remove alias_set handling.
11589 (canon_address): Remove alias_set_out parameter.
11590 (record_store): Remove spill_alias_set, it's always zero.
11591 (check_mem_read_rtx): Likewise.
11592 (dse_step2): Rename from ...
11593 (dse_step2_nospill): ... this. Adjust.
11594 (scan_stores): Rename from ...
11595 (scan_stores_nospill): ... this.
11596 (scan_reads): Rename from ...
11597 (scan_reads_nospill): ... this.
11598 (scan_stores_spill, scan_reads_spill): Remove.
11599 (dse_step3_scan): Remove for_spills argument which is always false.
11600 (dse_step3): Likewise.
11601 (dse_step5): Rename from ...
11602 (dse_step5_nospill): ... this. Remove alias_set handling.
11603 (rest_of_handle_dse): Adjust.
11605 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11608 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
11609 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
11610 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
11611 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
11613 2016-04-05 Richard Biener <rguenther@suse.de>
11615 PR middle-end/70499
11616 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
11617 non-register type temporaries into SSA.
11619 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
11622 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
11623 calls when sanitizing.
11624 (possible_polymorphic_call_target_p): Fix formatting.
11626 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11627 Jakub Jelinek <jakub@redhat.com>
11629 PR middle-end/70457
11630 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
11631 to ensure a call statement is compatible with a built-in's
11633 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
11636 2016-04-04 Richard Biener <rguenther@suse.de>
11638 PR rtl-optimization/70484
11639 * rtl.h (canon_output_dependence): Declare.
11640 * alias.c (canon_output_dependence): New function.
11641 * dse.c (record_store): Use canon_output_dependence rather
11642 than canon_true_dependence.
11644 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11647 * cgraph.h (symtab_node::copy_visibility_from): New function.
11648 * symtab.c (symtab_node::copy_visibility_from): New function.
11649 * ipa-visibility.c (optimize_weakref): New function.
11650 (function_and_variable_visibility): Use it.
11652 2016-04-04 Martin Liska <mliska@suse.cz>
11655 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
11656 value that is really in range handled by SBR instruction.
11657 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
11658 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
11659 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
11661 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
11665 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
11666 set, but not for SP_REG operands.
11668 2016-04-02 Martin Sebor <msebor@redhat.com>
11671 * fold-const.c (maybe_nonzero_address): New function.
11672 (fold_comparison): Call it. Fold equality and relational
11673 expressions involving null pointers.
11674 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
11676 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
11678 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
11679 the "Y" constraint (scalar FP 0.0 immediate).
11681 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
11682 Add the "const_double" to the list of operand constraints.
11684 2016-04-01 Jakub Jelinek <jakub@redhat.com>
11686 PR rtl-optimization/70467
11687 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
11688 If low word of the last operand is 0, just emit addition/subtraction
11691 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11694 * config/s390/s390.c (s390_expand_insv): Check for everything
11695 constant instead of just VOIDmode stuff.
11697 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11700 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
11702 2016-04-01 Nathan Sidwell <nathan@acm.org>
11704 * tree.def (TRY_CATCH_EXPR): Correct documentation.
11706 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
11708 PR rtl-optimization/70461
11709 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
11712 2016-03-31 Martin Liska <mliska@suse.cz>
11715 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
11716 a tree value or an immediate integer value to a buffer
11717 that is eventually copied to a BRIG section.
11718 (emit_immediate_operand): Call the function here.
11719 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
11720 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
11721 of class' fields that are removed.
11722 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
11723 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
11724 m_brig_repr_size fields.
11726 2016-03-31 Martin Liska <mliska@suse.cz>
11729 * hsa-gen.c (hsa_function_representation::update_dominance): New
11731 (convert_addr_to_flat_segment): Likewise.
11732 (gen_hsa_memory_set): New alignment argument.
11733 (gen_hsa_ctor_assignment): Likewise.
11734 (gen_hsa_insns_for_single_assignment): Provide alignment
11735 to gen_hsa_ctor_assignment.
11736 (gen_hsa_insns_for_direct_call): Add new argument.
11737 (expand_lhs_of_string_op): New function.
11738 (expand_string_operation_builtin): Likewise.
11739 (expand_memory_copy): New function.
11740 (expand_memory_set): New function.
11741 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
11742 (convert_switch_statements): Change signature.
11743 (generate_hsa): Use a return value of the function.
11744 (pass_gen_hsail::execute): Do not call
11745 convert_switch_statements here.
11746 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
11747 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
11748 (hsa_function_representation::update_dominance): New function.
11750 2016-03-31 Martin Liska <mliska@suse.cz>
11753 * hsa-brig.c (emit_directive_variable): Emit alignment
11754 according to hsa_symbol::m_align.
11755 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
11756 (dump_hsa_symbol): Dump alignment of HSA symbols.
11757 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
11758 (gen_hsa_addr_with_align): New function.
11759 (hsa_bitmemref_alignment): Use newly added function.
11760 (gen_hsa_insns_for_load): Likewise.
11761 (gen_hsa_insns_for_store): Likewise.
11762 (gen_hsa_memory_copy): New argument added.
11763 (gen_hsa_insns_for_single_assignment): Respect
11764 alignment for assignments processed via gen_hsa_memory_copy.
11765 (gen_hsa_insns_for_direct_call): Likewise.
11766 (gen_hsa_insns_for_return): Likewise.
11767 (gen_function_def_parameters): Set default alignment.
11768 * hsa.c (hsa_object_alignment): New function.
11769 (hsa_byte_alignment): Pasted function.
11770 * hsa.h (hsa_symbol::m_align): New field.
11772 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11774 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
11775 scratch field for goto case.
11777 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
11779 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
11781 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
11784 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
11785 (scalar_chain::convert_insn): Call convert_op for reg
11786 moves to handle undefined registers.
11788 2016-03-31 Nathan Sidwell <nathan@acm.org>
11791 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
11792 Assert we don't want to move backwards.
11794 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
11797 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
11799 2016-03-31 Jakub Jelinek <jakub@redhat.com>
11801 PR rtl-optimization/70460
11802 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
11803 with operand from REG_LABEL_OPERAND, instead substitute
11804 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
11805 Don't do anything for REG_NON_LOCAL_GOTO jumps.
11807 2016-03-31 Martin Liska <mliska@suse.cz>
11809 * passes.c (execute_one_pass): Do not call
11810 todo_after for a discarded function.
11812 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11814 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
11815 (no_cost, infinite_cost): Initialize the new field.
11816 (get_computation_cost_at): Record setup cost.
11817 (determine_use_iv_cost_address): Skip cost computation for sub
11818 uses if we can estimate it without losing accuracy.
11820 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11822 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11824 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11825 max_loop_iterations_int.
11826 (tree_unswitch_outer_loop): Likewise.
11827 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11828 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11830 2016-03-30 Richard Biener <rguenther@suse.de>
11832 PR middle-end/70450
11833 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
11835 2016-03-30 Jakub Jelinek <jakub@redhat.com>
11838 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
11839 in gen_blendm expander.
11841 2016-03-30 Nick Clifton <nickc@redhat.com>
11844 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
11845 case where we are already provided with an SImode SUBREG.
11847 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
11850 * config/i386/i386.c (ix86_expand_epilogue): Properly check
11851 conflict between DRAP register and __builtin_eh_return.
11853 2016-03-30 Michael Matz <matz@suse.de>
11854 Richard Biener <rguenther@suse.de>
11857 * ipa-polymorphic-call.c (struct type_change_info): Change
11858 speculative to an unsigned allowing to limit the work we do.
11859 (csftc_abort_walking_p): New inline function..
11860 (check_stmt_for_type_change): Limit the number of may-defs
11861 skipped for speculative devirtualization to
11862 max-speculative-devirt-maydefs.
11863 * params.def (max-speculative-devirt-maydefs): New param.
11864 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
11866 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
11869 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
11872 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
11874 PR tree-optimization/59124
11875 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
11876 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
11878 2016-03-29 Jeff Law <law@redhat.com>
11880 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
11882 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11884 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
11887 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
11889 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
11890 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
11891 gcrt0.o if linking dynamically.
11893 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11896 * ipa-devirt.c (methods_equal_p): New function.
11897 (compare_virtual_tables): Use it.
11898 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
11899 * cgraphclones.c (clone_function_name_1): Use
11900 symbol_table::symbol_suffix_separator.
11901 * coverage.c (build_var): Likewise.
11902 * symtab.c (symbol_table::symbol_suffix_separator): New.
11904 2016-03-29 Jakub Jelinek <jakub@redhat.com>
11906 PR rtl-optimization/70429
11907 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
11908 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
11909 mode != result_mode.
11912 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
11914 PR tree-optimization/70405
11915 * ssa-iterators.h (num_imm_uses): Add missing braces.
11917 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
11919 PR rtl-optimization/68695
11920 * ira-color.c (allocno_copy_cost_saving): New.
11921 (improve_allocation): Use it.
11923 2016-03-29 Richard Henderson <rth@redhat.com>
11925 PR middle-end/70355
11926 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
11928 2016-03-29 Richard Biener <rguenther@suse.de>
11930 PR middle-end/70424
11931 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
11932 use alignment returned by get_pointer_alignment_1 if it is
11933 bigger than BITS_PER_UNIT.
11934 * builtins.c (get_pointer_alignment_1): Do not return true
11935 for alignment extracted from SSA info.
11937 2016-03-28 James Bowman <james.bowman@ftdichip.com>
11939 * config/ft32/ft32.opt (mnodiv): New.
11940 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
11941 * doc/invoke.texi (FT32 Options -mnodiv): New.
11943 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
11946 * config/i386/i386.md (define_split, andn): Fix modes.
11948 2016-03-26 Richard Biener <rguenther@suse.de>
11949 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11952 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
11954 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
11955 as 2nd argument to cl_optimization_restore().
11957 2016-03-25 Richard Henderson <rth@redhat.com>
11960 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
11961 * config/aarch64/aarch64-protos.h: Declare it.
11962 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
11964 2016-03-25 Alan Modra <amodra@gmail.com>
11967 * config/rs6000/constraints.md (j): Simplify.
11968 * config/rs6000/predicates.md (easy_fp_constant): Exclude
11970 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
11971 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
11972 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
11973 in all constraint alternatives.
11974 (movtd_64bit_nodm): Delete "j" constraint alternative.
11976 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11978 * tree-ssa-propagate.c: Enhance docs for
11979 SSA_PROP_NOT_INTERESTING.
11981 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11983 * doc/extend.texi: Fix typo in documentation to pure attribute.
11985 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
11988 * config/pa/pa.md (bswapdi2): Use a scratch register.
11990 2016-03-24 Richard Henderson <rth@redhat.com>
11992 PR middle-end/69845
11993 * fold-const.c (extract_muldiv_1): Correct test for multiplication
11996 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
11998 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
11999 using ix86_expand_binary_operator instead of gen_andsi3.
12001 2016-03-24 Richard Biener <rguenther@suse.de>
12003 PR tree-optimization/70396
12004 * tree-vect-stmts.c (vectorizable_comparison): Use
12005 get_vectype_for_scalar_type.
12007 2016-03-24 Richard Biener <rguenther@suse.de>
12009 PR middle-end/70370
12010 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
12011 with register bases.
12013 2016-03-24 Richard Biener <rguenther@suse.de>
12015 PR tree-optimization/70372
12016 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
12017 build_all_ones_cst to also handle vector types correctly.
12019 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12022 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
12025 2016-03-23 Marek Polacek <polacek@redhat.com>
12028 * doc/invoke.texi: Document -Wignored-attributes.
12030 2016-03-23 Bin Cheng <bin.cheng@arm.com>
12032 PR tree-optimization/69042
12033 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
12034 parameter from 30 to 40.
12036 2016-03-23 Bin Cheng <bin.cheng@arm.com>
12038 PR tree-optimization/69042
12039 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
12040 for use with constant offset stripped in base.
12042 2016-03-23 Richard Biener <rguenther@suse.de>
12044 PR middle-end/70251
12045 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
12046 mode compatibility check.
12047 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12049 2016-03-23 Jeff Law <law@redhat.com>
12051 PR tree-optimization/64058
12052 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
12054 (struct ssa_conflicts): Move up earlier in the file.
12055 (conflicts_, var_map_): New static variables.
12056 (initialize_conflict_count): New function to initialize the
12057 CONFLICT_COUNT field for each conflict pair.
12058 (compare_pairs): Lazily initialize the conflict count and use it
12059 as the first tie-breaker.
12060 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
12061 and wipe conflicts_ and map_ around the call to qsort. Remove
12062 special case for 2 coalesce pairs.
12063 * bitmap.c (bitmap_count_unique_bits): New function.
12064 (bitmap_count_bits_in_word): New function, extracted from
12066 (bitmap_count_bits): Use bitmap_count_bits_in_word.
12067 * bitmap.h (bitmap_count_unique_bits): Declare it.
12069 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
12072 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
12073 transparent alias chain for decl assembler name.
12074 * config/sol2.c (solaris_assemble_visibility): Likewise.
12076 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12078 * config/arm/arm1020e.md (1020call_op): Reduce reservation
12080 (v10_fdivs): Likewise.
12081 (v10_fdivd): Likewise.
12083 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12086 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
12087 to not call fclose twice on file.
12089 2016-03-23 Jakub Jelinek <jakub@redhat.com>
12091 PR tree-optimization/70354
12092 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12093 oprnd0 is wider than oprnd1 and there is a cast from the wider
12094 type to oprnd1, mask it with the mask of the narrower type.
12097 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
12098 Optimize TARGET_STV splitters, if high or low word of last argument
12101 2016-03-22 Jeff Law <law@redhat.com>
12104 tree-ssa-threadbackward.c
12105 (fsm_find_control_statement_thread_paths): Correctly distinguish
12106 between old style jump threads vs FSM jump threads.
12108 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
12111 * config/i386/i386.c (scalar_chain::convert_op): Support
12112 uninitialized register usage case.
12114 2016-03-22 Richard Biener <rguenther@suse.de>
12116 PR middle-end/70251
12117 * genmatch.c (gen_transform): Adjust last parameter to a three-state
12119 (capture::gen_transform): ... to change behavior when substituting
12120 a condition into cond or not-cond expr context.
12121 (dt_simplify::gen_1): Adjust.
12122 * gimple-match-head.c: Include gimplify.h for unshare_expr.
12123 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
12124 last change and instead change to
12125 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
12126 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12128 2016-03-22 Anthony Green <green@moxielogic.com>
12130 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
12131 issue for moxiebox targets.
12132 (CC1PLUS_SPEC): Ditto.
12134 2016-03-22 Richard Biener <rguenther@suse.de>
12136 PR middle-end/70333
12137 * fold-const.c (extract_muldiv_1): Properly perform multiplication
12140 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
12142 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
12144 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
12147 * config/i386/i386.c (def_builtin): Handle
12148 OPTION_MASK_ISA_AVX512VL to be and-ed with other
12150 (const struct builtin_description bdesc_special_args[]):
12151 Remove duplicate ISA bits.
12153 2016-03-22 Jakub Jelinek <jakub@redhat.com>
12156 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
12157 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
12158 in a way that works also for AVX512BW.
12161 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
12162 instead of source if operands[1] is xmm16 and above and
12163 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
12164 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
12167 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
12168 on assign if (*from_p) is a comparison, set it to
12169 TREE_NO_WARNING (*from_p).
12171 2016-03-21 Jakub Jelinek <jakub@redhat.com>
12173 PR middle-end/70326
12174 * lra.c (restore_scratches): Ignore deleted insns.
12176 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
12177 Jakub Jelinek <jakub@redhat.com>
12179 PR tree-optimization/70317
12180 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
12183 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
12186 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
12187 of ix86_expand_move.
12189 (movti): Use general_operand for operand 1 predicate.
12191 2016-03-21 Martin Liska <mliska@suse.cz>
12193 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
12195 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
12197 2016-03-21 Martin Liska <mliska@suse.cz>
12200 * ipa-icf.c (sem_function::parse): Skip static
12201 constructors and destructors.
12203 2016-03-21 Jakub Jelinek <jakub@redhat.com>
12206 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
12207 function-like macro, peek following token(s) if it is followed
12208 by CPP_OPEN_PAREN token with optional padding in between, and
12209 if not, don't treat it like a macro.
12211 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
12212 Alexander Monakov <amonakov@ispras.ru>
12214 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
12215 for the stabs debug format.
12217 2016-03-21 Richard Biener <rguenther@suse.de>
12219 PR tree-optimization/70310
12220 * tree-vect-generic.c (expand_vector_condition): Fold the built
12223 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
12226 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
12227 Block third alternative for AVX-512VL target,
12229 2016-03-21 Martin Liska <mliska@suse.cz>
12232 * hsa-brig.c (emit_function_directives): Mark unemitted
12233 global variables for emission.
12234 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
12235 (get_symbol_for_decl): Likewise.
12236 * hsa.h (struct hsa_symbol): New flag.
12238 2016-03-21 Richard Biener <rguenther@suse.de>
12240 PR tree-optimization/70288
12241 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
12242 we do not estimate unsimplified all-constant conditionals or
12243 switches as optimized away.
12245 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
12247 PR rtl-optimization/69102
12248 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
12249 when we have a readonly dependency context.
12251 2016-03-18 Jeff Law <law@redhat.com>
12253 PR rtl-optimization/70263
12254 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
12255 (update_equiv_regs): When trying to move a store to after the insn
12256 that sets the source of the store, make sure the store occurs after
12257 the insn that sets the source of the store. When successful note
12258 the REG_EQUIV note created in the dump file.
12260 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
12261 Bernd Schmidt <bschmidt@redhat.com>
12263 * doc/extend.texi: Document more potential problems with basic asms.
12265 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
12267 PR rtl-optimization/70278
12268 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
12271 2016-03-18 Jason Merrill <jason@redhat.com>
12273 * calls.c (load_register_parameters): Fix zero size sibcall logic.
12275 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
12277 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
12278 values to 128b regs.
12280 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12282 PR tree-optimization/70252
12283 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
12284 boolean vector has a proper number of elements.
12285 (supportable_narrowing_operation): Likewise.
12287 2016-03-18 Tom de Vries <tom@codesourcery.com>
12290 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
12292 2016-03-18 Jakub Jelinek <jakub@redhat.com>
12294 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
12295 instead of replace_rtx for DEBUG_INSNs.
12297 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12299 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
12300 load type reservations.
12302 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
12305 * config/pa/constraints.md: Revert 2015-02-13 change. Use
12306 define_constraint for "Q" and "T" constraints.
12308 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
12310 Tweak the pipeline model for Exynos M1
12312 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
12315 2016-03-17 David Malcolm <dmalcolm@redhat.com>
12318 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
12319 where one or both locations aren't within a line_map.
12321 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
12324 * opts.c (finish_options): Don't set flag_pie to the default if
12325 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
12328 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
12330 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
12331 true as ALL_REGS argument to replace_rtx.
12333 2016-03-17 Richard Biener <rguenther@suse.de>
12336 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
12339 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12342 * rtl.h (replace_rtx): Add ALL_REGS argument.
12343 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
12344 equality and assert mode is the same, instead of just rtx pointer
12346 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
12347 true as ALL_REGS argument to replace_rtx.
12349 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
12351 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
12352 for boolean vector with vector mode only.
12353 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12355 2016-03-17 Nick Clifton <nickc@redhat.com>
12358 * config/rx/rx.c (rx_print_integer): Print negative constants in
12361 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12364 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
12366 2016-03-16 Richard Henderson <rth@redhat.com>
12367 Richard Biener <rguenth@suse.de>
12369 PR middle-end/70240
12370 PR middle-end/68215
12372 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
12373 first operand as is_gimple_condexpr.
12375 PR middle-end/70240
12376 PR middle-end/68215
12378 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
12379 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
12380 Do not gimplify the result.
12381 (do_unop): Adjust call to tree_vec_extract.
12382 (do_binop): Likewise.
12383 (do_compare): Likewise.
12384 (do_plus_minus): Likewise.
12385 (do_negate): Likewise.
12386 (expand_vector_condition): Likewise.
12387 (do_cond): Likewise.
12389 2016-03-16 Richard Henderson <rth@redhat.com>
12392 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
12393 (aarch64_classify_address): Use it.
12394 (aarch64_legitimize_address): Force all subexpressions of PLUS
12395 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
12397 2016-03-16 Jakub Jelinek <jakub@redhat.com>
12398 Richard Biener <rguenth@suse.de>
12401 * rtlanal.c (replace_rtx): For REG, if from is a REG,
12402 return to even if only REGNO is equal, and assert
12405 2016-03-11 Jeff Law <law@redhat.com>
12407 PR rtl-optimization/70224
12408 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
12410 2016-03-16 Richard Henderson <rth@redhat.com>
12412 PR middle-end/70199
12413 * function.h (struct function): Add has_forced_label_in_static.
12414 * gimplify.c (force_labels_r): Set it.
12415 * lto-streamer-in.c (input_struct_function_base): Read it.
12416 * lto-streamer-out.c (output_struct_function_base): Write it.
12417 * tree-inline.c (has_label_address_in_static_1): Remove.
12418 (copy_forbidden): Remove fndecl parameter; test
12419 has_forced_label_in_static.
12420 (inline_forbidden_p): Update call to copy_forbidden.
12421 (tree_versionable_function_p): Likewise.
12422 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
12423 (chkp_versioning): Likewise.
12424 * tree-inline.h (copy_forbidden): Update decl.
12426 2016-03-16 Marek Polacek <polacek@redhat.com>
12429 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
12430 function being thunked if the result type doesn't have fixed size.
12431 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
12432 doesn't have fixed size.
12434 2016-03-16 Bin Cheng <bin.cheng@arm.com>
12436 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
12437 reporting malformed loop nest.
12439 2016-03-16 Tom de Vries <tom@codesourcery.com>
12442 * ipa-devirt.c (possible_polymorphic_call_targets): Move
12443 nodes.length () == 1 test to before first nodes[0] access.
12445 2016-03-16 Tom de Vries <tom@codesourcery.com>
12447 PR tree-optimization/68715
12448 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
12449 single_pred_p test.
12451 2016-03-16 Tom de Vries <tom@codesourcery.com>
12453 PR tree-optimization/68809
12454 * graphite-scop-detection.c (same_close_phi_node): Test if result types
12457 2016-03-16 Carlos O'Donell <carlos@redhat.com>
12458 Sandra Loosemore <sandra@codesourcery.com>
12460 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
12461 on leaf attribute. Mention ELF interposition problems.
12463 2016-03-16 Alan Modra <amodra@gmail.com>
12465 PR rtl-optimization/69195
12466 PR rtl-optimization/47992
12467 * ira.c (indirect_jump_optimize): Ignore artificial defs.
12470 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
12473 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
12475 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12477 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
12479 2016-03-15 Jakub Jelinek <jakub@redhat.com>
12481 PR rtl-optimization/70222
12482 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
12483 optimization if mode is different from result_mode, queue up masking
12484 of the result in outer_op. Formatting fix.
12486 PR middle-end/70239
12487 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
12490 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12492 PR rtl-optimization/69032
12493 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
12494 looping backwards over basic block insns.
12496 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12499 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
12500 to non-speculative when propagating trap bits.
12502 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12504 PR rtl-optimization/63384
12505 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
12506 DEBUG_INSN_P insns.
12508 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12511 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
12512 factored out from ...
12513 (sched_analyze_insn): ... here.
12514 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
12515 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
12516 get_implicit_reg_pending_clobbers in it.
12517 (setup_id_reg_sets): Use setup_id_implicit_regs.
12518 (deps_init_id): Ditto.
12520 2016-03-15 Tom de Vries <tom@codesourcery.com>
12523 * cgraph.c (cgraph_node::get_body): Save, reset and restore
12525 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
12526 execute_function_dump.
12527 (execute_one_pass): Don't dump function if it will be dumped after ipa
12530 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
12532 * genrecog.c (match_pattern_2): If pred is NULL don't call
12533 safe_predicate_mode on it.
12535 2016-03-14 Jakub Jelinek <jakub@redhat.com>
12537 PR middle-end/70219
12538 * lra-constraints.c (delete_move_and_clobber): Change assertion
12539 to also allow dregno == 0.
12541 2016-03-14 Richard Henderson <rth@redhat.com>
12544 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
12545 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
12546 (reassociate_bb): Use optimize_vec_cond_expr; avoid
12547 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
12550 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
12553 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
12555 (lra_create_live_ranges_1): initialize hard register biggest_mode to
12557 * lra-constraints.c (split_reg): For hard regs, try to find the
12558 biggest single-register mode used in the function.
12560 2016-03-14 Richard Biener <rguenther@suse.de>
12562 PR tree-optimization/56365
12563 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
12564 constants to compare against.
12566 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
12569 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
12570 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
12571 (define_split for the GPR case): Use int_reg_operand instead of
12572 gpc_reg_operand for the output.
12574 2016-03-14 Tom de Vries <tom@codesourcery.com>
12576 PR tree-optimization/70045
12577 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
12578 create_empty_if_region_on_edge argument.
12580 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
12582 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
12583 (STACK_CHECK_PROTECT): Likewise.
12584 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12585 (STACK_CHECK_PROTECT): Likewise.
12586 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12587 (STACK_CHECK_PROTECT): Likewise.
12588 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
12589 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
12590 (STACK_CHECK_PROTECT): Likewise.
12592 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
12594 PR rtl-optimization/69307
12595 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
12596 registers in modes that span more than one register.
12598 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
12601 * lra-constraints.c (delete_move_and_clobber): New.
12602 (remove_inheritance_pseudos): Use it.
12604 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
12607 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
12608 the libcall is LCT_THROW.
12609 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
12610 for the checking routine.
12612 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
12615 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
12616 optimization if we have direct move.
12617 (roundu32<mode>2_fprs): Likewise.
12619 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
12622 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
12624 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
12625 Arguments swapped. All callers changed. Take reg_renumber into
12626 account, and Calculate and compare register ranges for hard regs.
12628 2016-03-11 Jeff Law <law@redhat.com>
12630 PR tree-optimization/70190
12631 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12632 Handle cases where we can not extract the taken edge, even though we
12633 found a constant value.
12635 PR tree-optimization/64058
12636 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
12637 (num_coalesce_pairs): Move up earlier in file.
12638 (find_coalesce_pair): Initialize the INDEX field for each pair
12640 (compare_pairs): No longer sort on the elements in each pair.
12641 Instead break ties with the index of the coalesce pair.
12643 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12646 * config/aarch64/aarch64-protos.h
12647 (aarch64_save_restore_target_globals): New prototype.
12648 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
12649 Call the above when popping pragma.
12650 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
12652 (aarch64_set_current_function): Rewrite using the above.
12654 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12656 PR tree-optimization/70177
12657 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
12658 (extract_ops_from_tree): ... this. In the 2 argument
12659 overload remove _1 suffix.
12660 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
12661 (extract_ops_from_tree): ... this.
12662 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
12664 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12665 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
12666 extract_ops_from_tree instead of 2 operand one.
12668 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
12670 PR tree-optimization/70013
12671 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
12672 for constant-pool entries.
12674 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12676 PR rtl-optimization/70174
12677 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
12678 followed by gen_lowpart on force_reg instead of just gen_lowpart.
12680 PR tree-optimization/70169
12681 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
12682 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
12685 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12686 Jakub Jelinek <jakub@redhat.com>
12689 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
12690 of uninitialized values.
12692 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12694 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
12696 ("*trunctddd2"): New pattern definition.
12697 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
12700 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12702 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
12703 definitions for BFP and DFP rounding modes.
12704 ("fixuns_truncdddi2", "fixuns_trunctddi2")
12705 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
12706 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
12707 ("fix_trunctf<mode>2"): Use the new constants instead of magic
12710 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12712 * config/s390/constraints.md: Adjust comment.
12713 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
12714 s390_decompose_addrstyle_without_index.
12715 * config/s390/predicates.md (shift_count_or_setmem_operand):
12716 Rename to setmem_operand.
12717 * config/s390/s390-protos.h
12718 (s390_decompose_shift_count): Rename to
12719 s390_decompose_addrstyle_without_index.
12720 * config/s390/s390.c (s390_decompose_shift_count)
12721 (s390_mem_constraint, print_shift_count_operand)
12722 (print_operand_address, print_operand): Rename
12723 s390_decompose_shift_count to
12724 s390_decompose_addrstyle_without_index and rename
12725 print_shift_count_operand to print_addrstyle_operand troughout the
12727 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
12728 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
12729 Rename shift_count_or_setmem_operand to setmem_operand.
12730 * config/s390/vx-builtins.md ("vec_insert<mode>")
12731 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
12734 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12737 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12738 Handle overlapping retval and newval.
12740 2016-03-10 Nick Clifton <nickc@redhat.com>
12743 * config/aarch64/aarch64.c
12744 (aarch64_override_options_after_change_1): When forcing
12745 flag_omit_frame_pointer to be true, use a special value that can
12746 be detected if this function is called again, thus preventing
12747 flag_omit_leaf_frame_pointer from being forced to be false.
12749 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12751 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
12752 Set x_flag_omit_leaf_frame_pointer when handling
12753 -momit-leaf-frame-pointer.
12755 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12758 * cgraph.c (cgraph_node::dump): Dump split_part and
12759 indirect_call_target.
12760 * cgraph.h (cgraph_node): Add indirect_call_target flag.
12761 * ipa.c (has_addr_references_p): Cleanup.
12762 (is_indirect_call_target_p): New.
12763 (walk_polymorphic_call_targets): Do not mark virtuals that may be
12764 called indirectly as local.
12765 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
12767 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12770 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12771 on cxa_pure_virtual.
12773 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12776 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
12778 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12781 * tree.c (need_assembler_name_p): Only record main variant type names.
12783 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12786 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
12787 Always define to 0 or 1.
12788 (TARGET_FIX_ERR_A53_843419): New macro.
12789 * config/aarch64/aarch64-elf-raw.h
12790 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
12791 * config/aarch64/aarch64-linux.h: Likewise.
12792 * config/aarch64/aarch64.c
12793 (aarch64_override_options_after_change_1): Do not default
12794 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
12796 (aarch64_attributes): Handle fix-cortex-a53-843419.
12797 (aarch64_can_inline_p): Likewise.
12798 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
12800 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
12801 Jakub Jelinek <jakub@redhat.com>
12803 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
12804 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
12805 DECL_COMMONS if flag_unconstrained_commons is set.
12806 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12807 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
12808 (funconstrained-commons): Document.
12810 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12812 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
12813 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
12815 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
12817 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
12818 has a proper number of elements.
12820 2016-03-10 Alan Modra <amodra@gmail.com>
12822 PR rtl-optimization/69195
12823 PR rtl-optimization/47992
12824 * ira.c (recorded_label_ref): Delete.
12825 (update_equiv_regs): Return void.
12826 (indirect_jump_optimize): New function.
12827 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
12828 before regstat_compute_ri. Don't rebuild_jump_labels here.
12829 Delete update_regstat.
12831 2016-03-10 Richard Biener <rguenther@suse.de>
12833 PR tree-optimization/70128
12834 * tree-ssa-structalias.c (set_uids_in_ptset): Set
12835 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
12837 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12839 PR tree-optimization/70152
12840 * tree-sra.c (replace_removed_params_ssa_names): Copy over
12841 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
12844 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
12845 instead of gen_sse2_loadlpd.
12846 * config/i386/sse.md (*vec_concatv2df): Rename to...
12847 (vec_concatv2df): ... this.
12849 PR tree-optimization/70127
12850 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
12852 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12856 * diagnostic-show-locus.c (compatible_locations_p): New function.
12857 (layout::layout): Sanitize ranges using compatible_locations_p.
12859 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12863 * diagnostic-show-locus.c (layout_range::layout_range): Replace
12864 location_range param with three const expanded_locations * and a
12866 (layout::layout): Replace call to
12867 rich_location::lazily_expand_location with get_expanded_location.
12868 Extract the range and perform location expansion here, passing
12869 the results to the layout_range ctor.
12870 * diagnostic.c (source_range::debug): Delete.
12871 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
12872 of rich_location::get_expanded_location.
12873 * gcc-rich-location.c (get_range_for_expr): Delete.
12874 (gcc_rich_location::add_expr): Reimplement to avoid the
12875 rich_location::add_range overload that took a location_range,
12876 passing a location_t instead.
12878 2016-03-09 Richard Biener <rguenther@suse.de>
12879 Jakub Jelinek <jakub@redhat.com>
12881 PR tree-optimization/70138
12882 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12883 Also skip vect_double_reduction_def.
12885 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12888 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
12889 if the operand is "m".
12891 2016-03-09 Nathan Sidwell <nathan@acm.org>
12893 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
12895 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12897 * config/i386/i386.c (processor_target_table): Fix cost table
12898 intialization order for znver1.
12900 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12902 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
12903 - becuase -> because.
12904 * ipa-reference.c (ignore_module_statics): Likewise.
12905 * cgraph.c (cgraph_node::get_body): Likewise.
12906 * ipa-inline.c (early_inliner): Likewise.
12907 * ipa-devirt.c (types_same_for_odr): Likewise.
12908 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
12909 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
12911 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12913 * tree-ssa-math-opts.c: Fix typo in comment.
12915 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12918 * config/i386/i386.c (scalar_chain::make_vector_copies,
12919 scalar_chain::convert_reg): Call end_sequence in between
12920 get_insns and emit_conversion_insns rather than after both
12923 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
12926 * config/i386/i386.h (machine_function): Add
12927 pc_thunk_call_expanded flag.
12928 (ix86_pc_thunk_call_expanded): New define.
12929 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
12930 (*set_got): Rename insn pattern from set_got.
12931 (*set_got_labelled): Rename inst pattern from set_got_labelled.
12932 * config/i386/i386.c (ix86_compute_frame_layout): Use
12933 ix86_pc_thunk_call_expanded to prevent red-zone.
12935 2016-03-07 Martin Jambor <mjambor@suse.cz>
12937 * hsa.h (hsa_get_ctor_statements): Declare.
12938 (hsa_get_dtor_statements): Likewise.
12939 (hsa_get_kernel_dispatch_type): Likewise.
12940 * hsa.c (hsa_get_ctor_statements): New function.
12941 (hsa_get_dtor_statements): Likewise.
12942 (hsa_get_kernel_dispatch_type): Likewise.
12943 * hsa-brig.c (hsa_cdtor_statements): Removed.
12944 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
12945 hsa_get_dtor_statements.
12946 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
12947 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
12949 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
12951 * config/arm/arm-cores.def (cortex-r8): New.
12952 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
12953 * config/arm/arm-tune.md: Likewise.
12954 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
12956 2016-03-07 Martin Sebor <msebor@redhat.com>
12958 PR rtl-optimization/19705
12959 * doc/invoke.texi (Options That Control Optimization): Clarify
12960 -fno-branch-count-reg.
12962 2016-02-26 Richard Biener <rguenther@suse.de>
12963 Jeff Law <law@redhat.com>
12965 PR tree-optimization/69740
12966 * cfghooks.c (remove_edge): Request loop fixups if we delete
12967 an edge that might turn an irreducible loop into a natural
12969 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
12970 Move after definition of loops_state_clear.
12972 2016-03-07 Bin Cheng <bin.cheng@arm.com>
12974 PR rtl-optimization/69052
12975 * rtlanal.c (commutative_operand_precedence): Set higher precedence
12978 2016-03-07 Tom de Vries <tom@codesourcery.com>
12980 PR tree-optimization/70116
12981 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
12982 is_tm_ending stmts and ubsan/asan internal functions.
12983 (find_duplicate): Use it. Don't test is_tm_ending here.
12985 2016-03-07 Richard Biener <rguenther@suse.de>
12987 PR tree-optimization/70115
12988 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
12989 (propagate_constants_for_unrolling): Use replace_uses_by.
12991 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
12993 PR middle-end/69916
12994 * omp-low.c (struct oacc_loop): Add ifns.
12995 (new_oacc_loop_raw): Initialize it.
12996 (finish_oacc_loop): Clear mask & flags if no ifns.
12997 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
12998 (oacc_loop_xform_loop): Add ifns arg & adjust.
12999 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
13001 2016-03-07 Richard Henderson <rth@redhat.com>
13004 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
13005 (insert_value_copy_on_edge): Likewise.
13007 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13009 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
13011 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13014 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
13016 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
13018 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
13020 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
13022 Fix sseimul type attribute.
13023 * config/i386/znver1.md
13024 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
13025 znver1_sseimul_avx256_load) : Fix the type attribute.
13026 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
13027 pipe usage and latency.
13029 2016-03-05 Jakub Jelinek <jakub@redhat.com>
13032 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
13033 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
13036 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
13039 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
13041 PR rtl-optimization/69941
13042 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
13043 the reg share its mode.
13045 2016-03-04 Jeff Law <law@redhat.com>
13047 PR tree-optimization/69196
13048 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13049 If the both SSA_NAMEs are anonymous, then consider them unassociated
13050 and include the PHI in the statement count.
13052 2016-03-05 Tom de Vries <tom@codesourcery.com>
13054 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
13055 construct in oacc routine. Check for oacc region in oacc routine.
13057 2016-03-04 Jakub Jelinek <jakub@redhat.com>
13060 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
13061 2016-02-22 changes, instead don't recurse if RECUR is already true.
13062 Don't change *dynamic_check if RECUR. Adjust recursive caller
13063 to pass true to the new argument.
13064 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
13067 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
13068 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
13070 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
13072 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
13074 PR rtl-optimization/57676
13075 * lra-assigns.c (lra_assign): Guard test for maximum iterations
13076 with flag_checking.
13078 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
13080 * tree-vect-patterns.c (search_type_for_mask): Handle
13081 comparison of booleans.
13083 2016-03-04 Jakub Jelinek <jakub@redhat.com>
13085 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
13089 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
13090 all other ops that have dw_val_class_die_ref operands,
13091 and DW_OP_GNU_entry_value.
13093 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13095 PR rtl-optimization/69904
13096 * config/arm/arm.c (arm_cannot_copy_insn_p):
13097 Return true for load-exclusive instructions.
13099 2016-03-03 Jakub Jelinek <jakub@redhat.com>
13102 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
13103 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
13104 the pattern no matter if it is used just by non-pattern, pattern
13106 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
13107 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
13108 oprnd1 def_stmt is in pattern, don't look through it.
13110 2016-03-03 Marek Polacek <polacek@redhat.com>
13112 PR middle-end/70050
13113 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
13115 2016-03-03 Martin Liska <mliska@suse.cz>
13117 PR tree-optimization/70043
13118 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
13119 previous statement if we see a debug statement.
13121 2016-03-03 Richard Biener <rguenther@suse.de>
13123 PR tree-optimization/55936
13124 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
13125 parameter and guard unsafe equivalence use.
13126 (vrp_evaluate_conditional_warnv_with_ops): Always use
13127 safe equivalences but not via the quadratic compare_names
13130 2016-03-03 Michael Collison <michael.collison@linaro.org>
13133 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
13134 for operand 1 to s_register_operand. Change predicate for operand
13135 2 to arm_not_immediate_operand.
13137 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
13139 * doc/tm.texi: Regenerated.
13141 2016-03-02 Richard Henderson <rth@redhat.com>
13144 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
13145 simplification when all args are positive non-fixed registers.
13147 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13149 * target.def (lra_p): Specify that new ports should use LRA.
13151 2016-03-02 Jakub Jelinek <jakub@redhat.com>
13154 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
13155 gimplify_type_sizes the type they refer to.
13156 (omp_notice_variable): Handle reference vars to VLAs.
13157 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
13158 reference to VLA decls in the second pass instead of first pass.
13160 2016-03-02 Tom de Vries <tom@codesourcery.com>
13162 PR tree-optimization/68659
13163 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
13164 new_expr == NULL_TREE.
13165 (get_new_name): Handle ADDR_EXPR.
13167 2016-03-02 Bin Cheng <bin.cheng@arm.com>
13169 PR rtl-optimization/69052
13170 * loop-invariant.c (canonicalize_address): New function.
13171 (inv_can_prop_to_addr_use): Check validity of address expression
13172 which is canonicalized by above function.
13174 2016-03-02 Alan Modra <amodra@gmail.com>
13177 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
13180 2016-03-02 Jakub Jelinek <jakub@redhat.com>
13183 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
13184 (*movhi_internal): Put mask moves from and to memory separately
13185 from moves from/to GPRs.
13187 2016-03-02 Richard Biener <rguenther@suse.de>
13189 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
13190 GENERIC expressions in GIMPLE.
13192 2016-03-02 Richard Biener <rguenther@suse.de>
13194 * config/i386/i386.c (type_natural_mode): Fix typo.
13196 2016-03-02 Nick Clifton <nickc@redhat.com>
13198 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
13200 2016-03-02 Richard Biener <rguenther@suse.de>
13201 Uros Bizjak <ubizjak@gmail.com>
13204 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
13206 2016-03-02 Richard Biener <rguenther@suse.de>
13208 PR middle-end/67278
13209 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
13211 2016-03-02 Marek Polacek <polacek@redhat.com>
13214 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
13215 "is promoted to" warning.
13217 2016-03-01 DJ Delorie <dj@redhat.com>
13219 * config.gcc: Deprecate mep-*.
13221 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
13223 PR middle-end/70025
13224 * lra-constraints.c (regno_val_use_in): New.
13225 (match_reload): Use it instead of regno_use_in.
13227 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
13229 PR rtl-optimization/70007
13230 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
13231 references present in REG_EQUAL notes attached to non-SET patterns.
13233 2016-03-01 Jeff Law <law@redhat.com>
13235 PR tree-optimization/69196
13236 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13237 Appropriately clamp the number of statements to copy when the
13238 thread path does not traverse a loop backedge.
13240 PR tree-optimization/69196
13241 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13242 Do count some PHIs in the thread path against the insn count. Decrease
13243 final statement count by one as the control statement in the last
13244 block will get removed. Remove special cased code for handling PHIs
13247 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
13250 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
13251 asm dialect alternatives to explicit GOTPCREL calls.
13253 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
13256 * ira.c (do_reload): Issue warning for generic stack checking here...
13257 * reload1.c (reload): ...instead of here and streamline it.
13259 2016-03-01 Nick Clifton <nickc@redhat.com>
13261 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
13263 2016-03-01 Richard Biener <rguenther@suse.de>
13265 PR tree-optimization/69983
13266 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
13267 types and fall back to operand_equal_p.
13269 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13272 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13274 * config/s390/constraints.md ("jm8"): New constraint.
13275 * config/s390/predicates.md ("const_int_8bitset_operand"): New
13277 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
13279 ("*setmem_long<setmem_and>"): New pattern.
13280 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
13282 ("*setmem_long_31z<setmem_and>"): New pattern.
13283 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
13284 New substitution rules with the required attributes.
13287 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13290 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13292 * gensupport.c (process_substs_on_one_elem): Split loop to
13293 complete mark_operands_used_in_match_dup on all expressions in the
13295 (adjust_operands_numbers): Inline into process_substs_on_one_elem
13296 and remove function.
13298 2016-03-01 Richard Biener <rguenther@suse.de>
13300 PR middle-end/70022
13301 * fold-const.c (fold_indirect_ref_1): Fix range checking for
13302 vector BIT_FIELD_REF extract.
13304 2016-03-01 Richard Biener <rguenther@suse.de>
13306 PR tree-optimization/69994
13307 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
13309 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
13311 PR tree-optimization/69956
13312 * tree-vect-stmts.c (supportable_widening_operation): Support
13313 multi-step conversion of boolean vectors.
13314 (supportable_narrowing_operation): Likewise.
13316 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13318 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
13321 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13323 * config/s390/subst.md (DSI_VI): New mode iterator.
13324 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
13325 * config/s390/vector.md ("vec_set<mode>"): Move expander before
13326 the insn definition.
13327 ("*vec_set<mode>"): Change predicate and add alternative to
13328 support only either register or const_int operands as element
13330 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
13332 ("vec_extract<mode>"): New expander.
13333 ("*vec_extract<mode>"): New insn definition supporting reg and
13334 const_int element selectors.
13335 ("*vec_extract<mode>_plus"): New insn definition supporting
13336 reg+const_int element selectors.
13337 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
13338 following expander+insn definition.
13339 ("<vec_shifts_name><mode>3"): New expander.
13340 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
13342 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13344 * config/s390/s390.md ("*tabort_1"): Change predicate to
13345 nonmemory_operand. Add a second alternative to cover
13346 register as well as const int operands.
13347 ("*tabort_1_plus"): New pattern definition.
13349 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13351 * config/s390/s390.md ("*ashrdi3_cc_31")
13352 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
13353 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
13354 Merge insn definitions into ...
13355 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
13356 New pattern definition.
13357 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
13358 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
13359 ("*ashr<mode>3_and"): Merge insn definitions into ...
13360 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
13361 New pattern definition.
13362 * config/s390/subst.md ("addr_style_op_cc_subst")
13363 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
13364 substitutions patterns plus attributes.
13365 Add ashiftrt to SUBST iterator.
13367 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13369 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
13370 op2 to nonmemory_operand.
13371 ("*<shift>di3_31", "*<shift>di3_31_and"):
13372 Merge into single pattern definition ...
13373 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
13374 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
13375 pattern definition ...
13376 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
13377 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
13380 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13382 * config/s390/predicates.md (const_int_6bitset_operand): New
13384 * config/s390/s390.md: Include subst.md.
13385 ("rotl<mode>3"): New expander.
13386 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
13388 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
13389 * config/s390/subst.md: New file.
13391 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13393 * config/s390/s390.md ("op_type", "atype", "length" attributes):
13394 Remove RRR type. It doesn't really exist.
13395 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
13397 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
13398 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
13399 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
13400 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
13401 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
13402 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
13403 `enabled' attribute.
13405 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13407 * gensupport.c (process_substs_on_one_elem): Split loop to
13408 complete mark_operands_used_in_match_dup on all expressions in the
13410 (adjust_operands_numbers): Inline into process_substs_on_one_elem
13411 and remove function.
13413 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
13416 * config/sparc/sparc.c (NWORDS_UP): Rename to...
13417 (CEIL_NWORDS): ...this. Use CEIL macro.
13418 (compute_fp_layout): Adjust to above renaming.
13419 (function_arg_union_value): Likewise.
13420 (sparc_arg_partial_bytes): Likewise.
13421 (sparc_function_arg_advance): Likewise.
13423 2016-02-29 Jeff Law <law@redhat.com>
13425 PR tree-optimization/70005
13426 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
13427 where an object with a boolean range is compared against a value
13430 PR tree-optimization/69999
13431 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
13432 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
13435 2016-02-29 Richard Biener <rguenther@suse.de>
13437 PR tree-optimization/69994
13438 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
13439 (get_unary_op): Look through nop conversions.
13440 (ops_equal_values_p): New function, look for equality diregarding
13442 (eliminate_plus_minus_pair): Use ops_equal_values_p
13443 (repropagate_negates): Do not use get_unary_op here.
13445 2016-02-29 Martin Liska <mliska@suse.cz>
13447 * system.h: Poison ENABLE_CHECKING macro.
13449 2016-02-29 Martin Liska <mliska@suse.cz>
13451 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
13452 is presented in dump flags.
13453 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13454 (hsa_regalloc): Likewise.
13456 2016-02-19 Richard Biener <rguenther@suse.de>
13458 PR tree-optimization/69980
13459 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
13460 permutation of those we need to keep.
13462 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
13465 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
13466 (NWORDS_UP): ...this
13467 (init_cumulative_args): Minor tweaks.
13468 (sparc_promote_function_mode): Likewise.
13469 (scan_record_type): Delete.
13470 (traverse_record_type): New function template.
13471 (classify_data_t): New structure type.
13472 (classify_registers): New inline function.
13473 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
13474 exhausted. Instantiate traverse_record_type on classify_registers and
13475 deal with the case of a structure passed in slot #15 with no FP field
13477 (assign_data_t): New structure type.
13478 (compute_int_layout): New static function.
13479 (compute_fp_layout): Likewise.
13480 (count_registers): New inline function.
13481 (assign_int_registers): New static function.
13482 (assign_fp_registers): Likewise.
13483 (assign_registers): New inline function.
13484 (function_arg_record_value_1): Delete.
13485 (function_arg_record_value_2): Likewise.
13486 (function_arg_record_value_3): Likewise.
13487 (function_arg_record_value): Adjust to above changes. Instantiate
13488 traverse_record_type on count_registers to first count the number of
13489 registers to be used and then on assign_registers to assign them.
13490 (function_arg_union_value): Adjust to above renaming.
13491 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
13492 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
13493 case of a structure passed in slot #15
13494 (sparc_function_arg_advance): Likewise.
13495 (function_arg_padding): Minor tweak.
13497 2016-02-29 Richard Biener <rguenther@suse.de>
13499 PR tree-optimization/69720
13500 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
13501 the adjustment_def path for possibly vectorized defs.
13502 (vect_create_epilog_for_reduction): Handle vectorized initial
13505 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
13507 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
13509 2016-02-27 Jeff Law <law@redhat.com>
13512 2016-02-26 Richard Biener <rguenther@suse.de>
13513 Jeff Law <law@redhat.com>
13515 PR tree-optimization/69740
13516 * cfghooks.c (remove_edge): Request loop fixups if we delete
13517 an edge that might turn an irreducible loop into a natural
13520 2016-02-27 Jakub Jelinek <jakub@redhat.com>
13522 PR rtl-optimization/69896
13523 * tree-vect-generic.c (get_compute_type): Avoid single element
13526 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
13528 Rename the AArch64 tuning option and related functions to enable the
13529 Newton series for the reciprocal square root to reflect its
13530 approximative characteristic.
13532 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
13533 function to "aarch64_emit_approx_rsqrt".
13534 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
13535 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
13536 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
13537 (xgene1_tunings): Likewise.
13538 (use_rsqrt_p): Likewise.
13539 (aarch64_emit_swrsqrt): Use new function name.
13540 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
13541 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
13542 text explaining this option.
13543 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
13545 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13548 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
13549 complain about -mallow-movmisalign without -mvsx if
13550 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
13552 2016-02-26 Joel Sherrill <joel@rtems.org>
13554 * config.gcc: Add x86_64-*-rtems*.
13555 * config/i386/rtems-64.h: New file.
13557 2016-02-26 Joel Sherrill <joel@rtems.org>
13559 * config.gcc: Add aarch64-*-rtems*.
13560 * config/aarch64/rtems.h: New file.
13562 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
13565 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
13566 shift amount using %h. Add comment.
13568 2016-02-26 Richard Biener <rguenther@suse.de>
13569 Jeff Law <law@redhat.com>
13571 PR tree-optimization/69740
13572 * cfghooks.c (remove_edge): Request loop fixups if we delete
13573 an edge that might turn an irreducible loop into a natural
13576 2016-02-26 Martin Jambor <mjambor@suse.cz>
13578 PR middle-end/69920
13579 * tree-sra.c (sra_modify_assign): Do not remove loads of
13580 uninitialized aggregates to SSA_NAMEs.
13582 2016-02-26 Richard Henderson <rth@redhat.com>
13585 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
13586 pseudo in case the target rtx matches the source of the left
13589 2016-02-26 Martin Jambor <mjambor@suse.cz>
13592 * hsa.h (hsa_type_packed_p): Declare.
13593 * hsa.c (hsa_type_packed_p): New function.
13594 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
13596 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
13597 * hsa-brig.c (emit_basic_insn): Likewise.
13599 2016-02-26 Martin Jambor <mjambor@suse.cz>
13602 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
13604 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
13606 2016-02-26 Martin Jambor <mjambor@suse.cz>
13608 * hsa.h (is_a_helper): New overload for hsa_op_immed for
13609 hsa_op_with_type operands.
13610 (hsa_unsigned_type_for_type): Declare.
13611 * hsa.c (hsa_unsigned_type_for_type): New function.
13612 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
13613 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
13614 the finalizer. Do not emit extra move.
13616 2016-02-26 Martin Jambor <mjambor@suse.cz>
13618 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
13619 atomic operations in private segment.
13621 2016-02-26 Martin Jambor <mjambor@suse.cz>
13623 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
13624 statements to wi->info. Also disallow omp simd constructs.
13625 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
13626 for not gridifying. Dump special string for omp_for.
13628 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13631 * config/aarch64/aarch64.c (aarch64_set_current_function):
13632 Save/restore target globals when switching to
13633 target_option_default_node.
13635 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13638 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
13639 Return 0 if !SHIFT_COUNT_TRUNCATED.
13641 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13642 Eric Botcazou <ebotcazou@adacore.com>
13644 PR rtl-optimization/69891
13645 * dse.c (scan_insn): If we can't figure out memset arguments
13646 or they are non-constant, call clear_rhs_from_active_local_stores.
13648 2016-02-26 Martin Liska <mliska@suse.cz>
13650 * doc/extend.texi: Mention clog10, clog10f an clog10l
13651 in Builtins section.
13653 2016-02-26 Martin Liska <mliska@suse.cz>
13655 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
13657 (resolve_args_picking_1): Likewise.
13658 * dwarf2out.h (struct GTY): Likewise.
13660 2016-02-26 Martin Liska <mliska@suse.cz>
13662 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
13663 with flag_checking.
13664 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13666 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
13667 Martin Liska <mliska@suse.cz>
13669 * doc/install.texi: Mention --enable-valgrind-annotations.
13671 2016-02-26 Richard Biener <rguenther@suse.de>
13673 PR tree-optimization/69551
13674 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
13675 looking through aliases adjust DECL_PT_UID to refer to the
13676 ultimate alias target.
13678 2016-02-25 Martin Liska <mliska@suse.cz>
13680 PR middle-end/69919
13681 * alloc-pool.c (after_memory_report): New variable.
13682 * alloc-pool.h (base_pool_allocator ::release): Do not use
13683 the infrastructure if after_memory_report.
13684 * toplev.c (toplev::main): Mark after memory report.
13686 2016-02-25 Richard Biener <rguenther@suse.de>
13688 PR tree-optimization/48795
13689 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
13691 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
13694 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
13695 offloading is enabled and -fopenacc or -fopenmp is specified.
13696 (CRTOFFLOADEND): Likewise.
13697 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
13698 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
13699 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
13700 (offload_objects_file_name): New static var.
13701 (tool_cleanup): Remove offload_objects_file_name file.
13702 (find_offloadbeginend): Replace with ...
13703 (find_crtoffloadtable): ... this.
13704 (run_gcc): Remove offload_argc and offload_argv.
13705 Get offload_objects_file_name from -foffload-objects=... option.
13706 Read names of object files with offload from this file, pass them to
13707 compile_images_for_offload_targets. Don't call find_offloadbeginend and
13708 don't pass offloadbegin and offloadend to the linker. Don't pass
13709 offload non-LTO files to the linker, because now they're not claimed.
13711 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
13714 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13715 on builtin_unreachable.
13717 2016-02-25 Jakub Jelinek <jakub@redhat.com>
13719 PR rtl-optimization/69896
13720 * regcprop.c: Include cfgrtl.h.
13721 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
13722 than remembered mode, either delete it (if noop_move_p), or
13723 treat like copy_p but not noop_p instruction.
13725 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13728 * dwarf2out.c (gen_variable_die): Work around buggy LTO
13729 - allow NULL decl for Fortran DW_TAG_common_block variables.
13731 2016-02-24 Jason Merrill <jason@redhat.com>
13733 * common.opt (flifetime-dse): Add -flifetime-dse=1.
13735 2016-02-24 Richard Biener <rguenther@suse.de>
13736 Jakub Jelinek <jakub@redhat.com>
13738 PR middle-end/69760
13739 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
13740 conditionally executed ops to well-defined overflow behavior.
13742 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13744 PR middle-end/69915
13745 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
13748 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13750 PR rtl-optimization/69886
13751 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
13752 argument. Use it when checking validity of set instructions.
13753 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
13754 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
13756 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
13757 * store-motion.c (find_moveable_store): Update
13758 can_assign_to_reg_without_clobbers_p callsite.
13760 2016-02-24 Richard Biener <rguenther@suse.de>
13762 PR middle-end/68963
13763 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
13765 (record_nonwrapping_iv): Do not fall back to the low/high bound
13766 for non-constant IV bases if the stmt is not always executed.
13768 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13770 * config/arm/arm-cores.def (cortex-a32): New entry.
13771 * config/arm/arm-tables.opt: Regenerate.
13772 * config/arm/arm-tune.md: Regenerate.
13773 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
13774 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
13775 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
13776 for -mcpu and -mtune.
13778 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13781 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
13782 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
13783 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
13784 (atomic_loaddi_1): Delete.
13785 (atomic_loaddi): Rewrite expander using the above changes.
13787 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13790 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
13793 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13794 Richard Biener <rguenth@suse.de>
13796 PR middle-end/69909
13797 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
13798 set_mem_attributes if tem is SSA_NAME which got expanded
13801 2016-02-24 Richard Biener <rguenther@suse.de>
13803 PR tree-optimization/69907
13804 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
13805 end of permutations for BB vectorization.
13807 2016-02-24 Christian Bruel <christian.bruel@st.com>
13809 * config/arm/arm-c.c (arm_option_override): Initialize
13810 target_option_current_node.
13811 * config/arm/arm.c (arm_pragma_target_parse): Replace
13812 build_target_option_node call by target_option_current_node.
13813 Set target_option_current_node.
13816 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
13819 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
13820 define_insn_and_split to define_insn.
13821 (zero_extendqi<mode>2_dot2): Same.
13822 (extendqi<mode>2_dot): Same.
13823 (extendqi<mode>2_dot2): Same.
13825 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13827 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
13828 and add bypass for AES{D,E} and AESMC pairs.
13829 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
13832 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13834 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
13835 series for reciprocal square root in Exynos M1.
13837 2016-02-23 Martin Sebor <msebor@redhat.com>
13840 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
13841 __builtin_alloca_with_align.
13843 2016-02-23 Richard Henderson <rth@redhat.com>
13845 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
13846 (ix86_register_pragmas): Remove __seg_tls.
13847 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
13848 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
13849 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
13850 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
13851 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
13852 * doc/extend.texi (__seg_tls): Remove item.
13854 2016-02-23 Richard Biener <rguenther@suse.de>
13856 * alloc-pool.h (struct allocation_object): Make id member
13857 conditional on CHECKING_P again.
13858 (get_instance): Adjust.
13859 (base_pool_allocator): Likewise.
13861 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
13863 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
13864 (parallelize_loops): In OpenACC kernels mode, set n_threads to
13866 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
13868 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
13870 2016-02-23 Richard Biener <rguenther@suse.de>
13872 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
13873 * bitmap.h (struct bitmap_usage): Likewise.
13874 (bitmap_move): Declare.
13875 * bitmap.c (register_overhead): Take size_t argument.
13876 (bitmap_move): New function.
13877 * df-problems.c (df_rd_transfer_function): Use bitmap_move
13878 to properly account overhead.
13879 * tree.c (free_node): Use tree_size.
13881 2016-02-23 Jakub Jelinek <jakub@redhat.com>
13884 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
13885 when inverting comparison.
13888 * common.opt (Wunreachable-code): Add Warning flag.
13890 2016-02-23 Mark Wielaard <mjw@redhat.com>
13891 Jakub Jelinek <jakub@redhat.com>
13894 * cgraphunit.c (check_global_declaration): Check main_input_filename
13895 and DECL_SOURCE_FILE are not NULL.
13897 2016-02-23 Martin Jambor <mjambor@suse.cz>
13899 PR tree-optimization/69666
13900 * tree-sra.c (sra_modify_assign): Do not attempt to create
13901 default_def replacements for unscalarizable regions.
13903 2016-02-20 Mark Wielaard <mjw@redhat.com>
13906 * cgraphunit.c (check_global_declaration): Check level of
13907 warn_unused_const_variable and main_input_filename.
13908 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
13909 (-Wunused-variable): For C implies -Wunused-const-variable=1.
13910 (-Wunused-const-variable): Explain levels 1 and 2.
13912 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13915 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
13916 identical arguments. Formatting and spelling fixes.
13919 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
13924 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
13925 and m68k-devices.def.
13926 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
13927 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
13929 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
13931 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
13932 and HImode registers.
13934 2016-02-22 Richard Biener <rguenther@suse.de>
13936 PR tree-optimization/69882
13937 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
13938 preserve permutations present because of gaps.
13939 (vect_supported_load_permutation_p): Always continue checking
13940 permutations after vect_attempt_slp_rearrange_stmts.
13942 2016-02-22 Bin Cheng <bin.cheng@arm.com>
13944 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
13945 min_profitable_estimate, rather than min_profitable_iters.
13947 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13950 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
13951 SImode for last match_operand.
13953 2016-02-22 Martin Liska <mliska@suse.cz>
13955 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
13956 return bitsize - 1 as the return value.
13958 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
13962 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
13963 Handle negative shift counts.
13964 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
13965 force_reg on the shift constant.
13966 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
13967 (lshrsi3_d): Handle negative shift counts.
13969 2016-02-22 Richard Biener <rguenther@suse.de>
13970 Tom de Vries <tom@codesourcery.com>
13972 * graph.c: Include dumpfile.h.
13973 (print_graph_cfg): Split into three overloads.
13974 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
13976 2016-02-22 Tom de Vries <tom@codesourcery.com>
13978 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
13981 2016-02-22 Richard Biener <rguenther@suse.de>
13984 * ipa-inline-transform.c (inline_call): When not updating
13985 overall summaries adjust self size by the growth estimate.
13986 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
13987 hash-set, do not update overall summaries here. Renamed from ...
13988 (inline_to_all_callers): ... this which is now wrapping the
13989 above and performing delayed overall summary update.
13990 (early_inline_small_functions): Delay updating of the overall
13993 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
13995 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
13998 2016-02-19 Jakub Jelinek <jakub@redhat.com>
14001 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
14002 :%* in %:gt() argument.
14003 (greater_than_spec_func): Adjust for expecting only numbers,
14004 if there are more than two numbers, compare the last two.
14006 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
14008 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
14009 -Wnarrowing with -std.
14011 2016-02-19 Jakub Jelinek <jakub@redhat.com>
14014 * expr.c (store_field): Don't use bit-field path if exp is
14015 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
14016 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
14017 and the assignment can be performed by bitwise copy. Formatting
14020 PR middle-end/69838
14021 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
14022 call copy_reg_eh_region_note_forward on before and/or after sequences
14023 and remove note from insn if it no longer can throw.
14026 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
14027 if TARGET_AVX512BW.
14029 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14031 * config/s390/vector.md: Add missing commutative operand markers
14032 to the patterns which qualify for one.
14033 * config/s390/vx-builtins.md: Likewise.
14035 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14037 * config/s390/vector.md (VI, VI_QHS): Add single element vector
14038 types to mode iterators.
14039 (vec_double): ... and mode attribute.
14040 * config/s390/vx-builtins.md (non_vec_int): Likewise.
14042 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14044 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
14045 Change the predicate of op2 from nonimmediate to general and let
14046 reload fix it if necessary.
14048 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14050 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
14052 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14054 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
14057 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14059 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
14060 * config/s390/s390.c (s390_expand_vec_movstr): New function.
14061 * config/s390/s390.md ("movstr<P:mode>"): Call
14062 s390_expand_vec_movstr.
14064 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14066 * config/s390/s390.md: Add missing output modifier for operand 1
14067 to print it as address properly.
14069 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14071 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
14072 * config/s390/2964.md: New file.
14073 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
14074 of insn grouping attributes depending on the CPU level.
14075 (s390_get_unit_mask): New function.
14076 (s390_sched_score): Remove the OOO from the scheduling macros.
14077 Add loop to calculate a score for the instruction mix.
14078 (s390_sched_reorder): Likewise plus improve debug output.
14079 (s390_sched_variable_issue): Rename macros as above. Calculate
14080 the unit distances after actually scheduling an insn. Improve
14082 (s390_sched_init): Clear last_scheduled_unit_distance array.
14083 * config/s390/s390.md: Include 2964.md.
14085 2016-02-18 Jakub Jelinek <jakub@redhat.com>
14088 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
14089 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
14090 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
14091 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
14092 *avx512f_<code>v8div16qi2_mask_1): New insns.
14094 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14097 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
14100 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
14101 earlyclobber from target. Use wF constraint for fused memory
14103 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
14105 2016-02-18 Jakub Jelinek <jakub@redhat.com>
14106 Martin Liska <mliska@suse.cz>
14109 * cfgexpand.c (asan_sanitize_stack_p): New function.
14110 (partition_stack_vars): Use the function.
14111 (expand_stack_vars): Likewise.
14112 (defer_stack_allocation): Likewise.
14113 (expand_used_vars): Likewise.
14115 2016-02-18 Richard Biener <rguenther@suse.de>
14117 PR middle-end/69553
14118 * fold-const.c (operand_equal_p): Properly compare offsets for
14119 IMAGPART_EXPR and ARRAY_REF.
14121 2016-02-18 Nick Clifton <nickc@redhat.com>
14125 * config/arm/arm.c (arm_option_override_internal): Disable
14126 interworking if the target does not support thumb instructions.
14127 (arm_reload_in_hi): Handle the case where a register to register
14128 move needs reloading because there is no simple pattern to handle
14130 (arm_reload_out_hi): Likewise.
14132 2016-02-18 Richard Biener <rguenther@suse.de>
14134 PR middle-end/69854
14135 * match.pd: Don't use fold_binary or fold_unary for folding
14138 2016-02-17 Jakub Jelinek <jakub@redhat.com>
14141 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
14142 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
14143 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
14144 warn on gimple_no_warning_p statements.
14146 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
14148 * doc/extend.texi (C++ Attributes): Correct description of
14149 warn_unused type attribute.
14151 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14153 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
14154 correct instruction.
14156 2016-02-17 Richard Biener <rguenther@suse.de>
14158 PR rtl-optimization/69609
14159 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
14160 (find_traces_1_round): When ending a trace update cached priority
14162 (bb_to_key): Use cached priority when available.
14163 (copy_bb): Initialize cached priority.
14164 (reorder_basic_blocks_software_trace_cache): Likewise.
14166 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14169 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
14171 (aarch64_comparison_operator): Break overly long line into two.
14172 (aarch64_comparison_operation): Likewise.
14173 * config/aarch64/aarch64.md (cstorecc4): Use
14174 aarch64_comparison_operator_mode instead of
14175 aarch64_comparison_operator.
14176 (cstore<mode>4): Likewise.
14177 (aarch64_cstore<mode>): Likewise.
14178 (*cstoresi_insn_uxtw): Likewise.
14179 (cstore<mode>_neg): Likewise.
14180 (*cstoresi_neg_uxtw): Likewise.
14182 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14185 * config/arm/predicates.md (arm_comparison_operator_mode):
14187 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
14188 instead of arm_comparison_operator.
14189 (*mov_negscc): Likewise.
14190 (*mov_notscc): Likewise.
14191 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
14192 (*thumb2_mov_negscc): Likewise.
14193 (*thumb2_mov_negscc_strict_it): Likewise.
14194 (*thumb2_mov_notscc): Likewise.
14195 (*thumb2_mov_notscc_strict_it): Likewise.
14197 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
14199 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
14200 Add missing return.
14202 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
14204 * config/visium/visium.c (machine_libfunc_index): New enum.
14205 (machine_libfuncs): New structure.
14206 (visium_libfuncs): New static variable.
14207 (TARGET_INIT_LIBFUNCS): Define to...
14208 (visium_init_libfuncs): ...this. New function.
14209 (expand_block_move_4): Use the appropriate libfunc.
14210 (expand_block_move_2): Likewise.
14211 (expand_block_move_1): Likewise.
14212 (expand_block_set_4): Likewise.
14213 (expand_block_set_2): Likewise.
14214 (expand_block_set_1): Likewise.
14215 (visium_trampoline_init): Likewise.
14217 2016-02-17 Nick Clifton <nickc@redhat.com>
14219 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
14220 TI's devices.csv file as of March 2016.
14222 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
14225 * opts-global.c (handle_common_deferred_options): Introduce and
14226 initialize two global variables to remember command-line options
14227 specifying a stack-limiting register.
14228 * opts.h: Add extern declarations of the two new global variables.
14229 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
14230 variable based on the values of the two new global variables.
14232 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14235 * common.opt (Wnonnull-compare): New warning.
14236 * doc/invoke.texi (-Wnonnull): Remove text about comparison
14237 of arguments against NULL.
14238 (-Wnonnull-compare): Document.
14239 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
14240 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
14241 * passes.def (pass_warn_nonnull_compare): Add.
14242 * gimple-ssa-nonnull-compare.c: New file.
14244 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14246 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
14247 AARCH64_EXTRA_TUNE_RECIP_SQRT.
14249 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14251 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
14252 reciprocal sqrt for -mlow-precision-recip-sqrt.
14254 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14255 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14257 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
14258 always use lane loads to construct non-constant vectors.
14260 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14262 * config/aarch64/aarch64.md
14263 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
14264 constraints for operand 3.
14265 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
14267 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14268 Richard Biener <rguenther@suse.de>
14270 PR tree-optimization/69820
14271 * tree-vect-patterns.c (type_conversion_p): Return false if
14272 *orig_type is unsigned single precision or boolean.
14273 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
14276 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14278 PR rtl-optimization/69764
14279 PR rtl-optimization/69771
14280 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
14281 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
14283 2016-02-16 Richard Biener <rguenther@suse.de>
14285 PR tree-optimization/69776
14286 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
14288 (indirect_refs_may_alias_p): Likewise.
14289 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
14290 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
14291 according to tbaa_p.
14292 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
14293 (optimize_stmt): For redundant store discovery do not allow tbaa.
14295 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
14297 PR tree-optimization/69714
14298 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
14299 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
14301 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
14303 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
14304 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
14305 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
14306 * config/arc/arc.c (arc_init): Check FPU options.
14307 (get_arc_condition_code): Handle new CC_FPU* modes.
14308 (arc_select_cc_mode): Likewise.
14309 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
14310 register pair only. Allow access for ARCv2 accumulator.
14311 (gen_compare_reg): Whenever we have FPU support use FPU compare
14313 (arc_reorg): Don't generate brcc insns when FPU compare
14314 instructions are involved.
14315 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
14316 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
14317 floating point emulation.
14318 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
14319 (REVERSE_CONDITION): Add new CC_FPU* modes.
14320 (TARGET_FP_SP_BASE): Define.
14321 (TARGET_FP_DP_BASE): Likewise.
14322 (TARGET_FP_SP_FUSED): Likewise.
14323 (TARGET_FP_DP_FUSED): Likewise.
14324 (TARGET_FP_SP_CONV): Likewise.
14325 (TARGET_FP_DP_CONV): Likewise.
14326 (TARGET_FP_SP_SQRT): Likewise.
14327 (TARGET_FP_DP_SQRT): Likewise.
14328 (TARGET_FP_DP_AX): Likewise.
14329 * config/arc/arc.md (ARCV2_ACC): New constant.
14330 (type): New fpu type attribute.
14331 (SDF): Conditional iterator.
14332 (cstore<mode>, cbranch<mode>): Change expand condition.
14333 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
14334 handles FPU/FPX cases as well.
14335 * config/arc/arc.opt (mfpu): New option.
14336 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
14338 (adddf3, muldf3, subdf3): Removed.
14339 * config/arc/predicates.md (proper_comparison_operator): Recognize
14341 * config/arc/fpu.md: New file.
14342 * doc/invoke.texi (ARC Options): Document mfpu option.
14344 2016-02-16 Richard Biener <rguenther@suse.de>
14346 PR rtl-optimization/69291
14347 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
14348 noce_operand_ok check.
14350 2016-02-16 Tom de Vries <tom@codesourcery.com>
14353 * omp-low.c (simd_clone_create): Remove call to
14354 symtab->call_cgraph_insertion_hooks.
14356 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14358 PR tree-optimization/69802
14359 * tree-ssa-reassoc.c (update_range_test): If op is
14360 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
14361 op == 1 test of precision 1 integral op, otherwise handle
14362 that case as op itself. Fix up formatting.
14363 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
14366 2016-02-16 Richard Biener <rguenther@suse.de>
14368 PR tree-optimization/69586
14369 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
14370 types for conversion sources.
14372 2016-02-16 Richard Biener <rguenther@suse.de>
14374 PR middle-end/69801
14375 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
14376 mask OEP_ADDRESS_OF.
14378 2016-02-16 Alan Modra <amodra@gmail.com>
14381 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
14382 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
14383 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
14385 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
14386 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
14387 (p8_fmrgow_<mode>): Likewise.
14388 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
14390 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
14391 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
14392 to use movdi_internal64. Remove op0_di.
14393 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
14395 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
14397 Add support for the FCCMP insn types
14399 * config/aarch64/aarch64.md (fccmp): Change insn type.
14400 (fccmpe): Likewise.
14401 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
14402 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
14403 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
14404 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
14405 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
14406 * config/arm/types.md (fccmps): Add new insn type.
14407 (fccmpd): Likewise.
14409 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
14411 * alias.c (get_alias_set): Fix a typo in comment.
14413 2016-02-15 Richard Biener <rguenther@suse.de>
14415 PR tree-optimization/69595
14416 * match.pd: Complete range test simplification to true.
14418 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
14420 PR rtl-optimization/69648
14421 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
14422 pic_offset_table_rtx.
14424 PR rtl-optimization/69752
14425 * ira.c (update_equiv_regs): When looking for more than a single SET,
14426 also take other side effects into account.
14428 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
14430 * config/s390/s390.c (s390_function_profiler): Add a new sequence
14431 for z900+ CPUs in 31-bit mode.
14433 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
14435 * common/config/s390/s390-common.c (s390_supports_split_stack):
14437 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
14438 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
14439 * config/s390/s390.c (struct machine_function): New field
14440 split_stack_varargs_pointer.
14441 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
14442 in s390_emit_prologue.
14443 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
14445 (morestack_ref): New global.
14446 (SPLIT_STACK_AVAILABLE): New macro.
14447 (s390_expand_split_stack_prologue): New function.
14448 (s390_live_on_entry): New function.
14449 (s390_va_start): Use split-stack vararg pointer if appropriate.
14450 (s390_asm_file_end): Emit the split-stack note sections.
14451 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
14452 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
14453 (UNSPECV_SPLIT_STACK_CALL): New unspec.
14454 (UNSPECV_SPLIT_STACK_DATA): New unspec.
14455 (split_stack_prologue): New expand.
14456 (split_stack_space_check): New expand.
14457 (split_stack_data): New insn.
14458 (split_stack_call): New expand.
14459 (split_stack_call_*): New insn.
14460 (split_stack_cond_call): New expand.
14461 (split_stack_cond_call_*): New insn.
14463 2016-02-15 Richard Biener <rguenther@suse.de>
14465 PR tree-optimization/69783
14466 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14467 Add trivially correct cases.
14469 2016-02-15 Tom de Vries <tom@codesourcery.com>
14472 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
14474 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
14476 2016-02-15 Richard Biener <rguenther@suse.de>
14478 PR tree-optimization/69776
14479 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
14480 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
14481 indicate whether we can use TBAA to disambiguate against stores.
14482 Use alias-set zero if not.
14483 (visit_reference_op_store): Do not use TBAA when looking up
14485 * tree-ssa-pre.c (compute_avail): Use TBAA here.
14486 (eliminate_dom_walker::before_dom_children): But not when looking
14487 up redundant stores.
14489 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
14491 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
14493 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14495 * config/i386/znver1.md
14496 (znver1_pop, znver1_pop_mem,
14497 znver1_load_imov_double_store,
14498 znver1_load_imov_direct_store,
14499 znver1_load_imov_direct_load,
14500 znver1_load_imov_double_load): Add new.
14501 (znver1_insn, znver1_insn_load): Add icmov type.
14502 (znver1_sseavx_fma,
14503 znver1_sseavx_fma_load,
14505 znver1_avx256_fma_load): Fix pipe usage.
14507 2016-02-14 Alan Modra <amodra@gmail.com>
14510 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
14511 with an invalid hard reg, reload just the reg not the entire
14512 pre/post-inc/dec address expression.
14514 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
14517 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
14518 fixed R1_REG scratch reg.
14519 (sibcall_value_pcrel_fdpic): Likewise.
14521 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
14525 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
14527 2016-02-12 Walter Lee <walt@tilera.com>
14529 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
14530 * config/tilegx/t-tilegx: Likewise.
14532 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14535 * diagnostic-show-locus.c (struct line_span): New struct.
14536 (layout::get_first_line): Delete.
14537 (layout::get_last_line): Delete.
14538 (layout::get_num_line_spans): New member function.
14539 (layout::get_line_span): Likewise.
14540 (layout::print_heading_for_line_span_index_p): Likewise.
14541 (layout::get_expanded_location): Likewise.
14542 (layout::calculate_line_spans): Likewise.
14543 (layout::m_first_line): Delete.
14544 (layout::m_last_line): Delete.
14545 (layout::m_line_spans): New field.
14546 (layout::layout): Update comment. Replace m_first_line and
14547 m_last_line with m_line_spans, replacing their initialization
14548 with a call to calculate_line_spans.
14549 (diagnostic_show_locus): When printing source lines and
14550 annotations, rather than looping over a single span
14551 of lines, instead loop over each line_span within
14552 the layout, with an inner loop over the lines within them.
14553 Call the context's start_span callback when changing line spans.
14554 * diagnostic.c (diagnostic_initialize): Initialize start_span.
14555 (diagnostic_build_prefix): Break out the building of the location
14556 part of the string into...
14557 (diagnostic_get_location_text): ...this new function, rewriting
14558 it from nested ternary expressions to a sequence of "if"
14560 (default_diagnostic_start_span_fn): New function.
14561 * diagnostic.h (diagnostic_start_span_fn): New typedef.
14562 (diagnostic_context::start_span): New field.
14563 (default_diagnostic_start_span_fn): New prototype.
14565 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14568 * gcc.c (driver::finalize): Fix cleanup of "specs".
14570 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14574 * gcc.c (driver::driver): Initialize m_option_suggestions.
14575 (driver::~driver): Clean up m_option_suggestions.
14576 (suggest_option): Convert to...
14577 (driver::suggest_option): ...this, and split out into
14578 driver::build_option_suggestions and find_closest_string.
14579 (driver::build_option_suggestions): New function, from
14580 first half of suggest_option. Special-case
14581 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
14582 the sanitizer_opts array. For options of enum types, add the
14583 various enum values to the candidate strings.
14584 (driver::handle_unrecognized_options): Remove "const".
14585 * gcc.h (driver::handle_unrecognized_options): Likewise.
14586 (driver::build_option_suggestions): New decl.
14587 (driver::suggest_option): New decl.
14588 (driver::m_option_suggestions): New field.
14589 * opts-common.c (add_misspelling_candidates): New function.
14590 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
14591 and make non-static.
14592 * opts.h (sanitizer_opts): New array decl.
14593 (add_misspelling_candidates): New function decl.
14594 * spellcheck.c (find_closest_string): New function.
14595 * spellcheck.h (find_closest_string): New function decl.
14597 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14599 PR rtl-optimization/69764
14600 PR rtl-optimization/69771
14601 * optabs.c (expand_binop_directly): For shift_optab_p, force
14602 convert_modes with VOIDmode if xop1 has VOIDmode.
14604 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
14607 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
14608 to correctly determine instrumentation thunks.
14610 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14613 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
14614 type by reference, force lhs on the call.
14617 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
14618 Compute retval and retbnd early in all cases if split_part_return_p
14619 and return_bb is not EXIT. Remove all clobber stmts and reset
14620 all debug stmts that refer to SSA_NAMEs defined in split part,
14621 except if it is retval, in that case replace the old retval with the
14622 lhs of the call to the split part.
14624 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
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 Kugan Vivekanandarajah <kuganv@linaro.org>
14637 PR middle-end/66726
14638 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14639 whose result is used in PHI.
14640 (maybe_optimize_range_tests): Likewise.
14641 (final_range_test_p): Likweise.
14643 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14645 * cgraph.c: Spelling fixes - behaviour -> behavior and
14646 neighbour -> neighbor.
14647 * target.def: Likewise.
14648 * sel-sched.c: Likewise.
14649 * config/mips/mips.c: Likewise.
14650 * config/arc/arc.md: Likewise.
14651 * config/arm/cortex-a57.md: Likewise.
14652 * config/arm/arm.c: Likewise.
14653 * config/arm/neon.md: Likewise.
14654 * config/arm/arm-c.c: Likewise.
14655 * config/vms/vms-c.c: Likewise.
14656 * config/s390/s390.c: Likewise.
14657 * config/i386/znver1.md: Likewise.
14658 * config/i386/i386.c: Likewise.
14659 * config/ia64/hpux-unix2003.h: Likewise.
14660 * config/msp430/msp430.md: Likewise.
14661 * config/rx/rx.c: Likewise.
14662 * config/rx/rx.md: Likewise.
14663 * config/aarch64/aarch64-simd.md: Likewise.
14664 * config/aarch64/aarch64.c: Likewise.
14665 * config/nvptx/nvptx.c: Likewise.
14666 * config/bfin/bfin.c: Likewise.
14667 * config/cris/cris.opt: Likewise.
14668 * config/rs6000/rs6000.c: Likewise.
14669 * target.h: Likewise.
14670 * spellcheck.c: Likewise.
14671 * ira-build.c: Likewise.
14672 * tree-inline.c: Likewise.
14673 * builtins.c: Likewise.
14674 * lra-constraints.c: Likewise.
14675 * explow.c: Likewise.
14676 * hwint.h: Likewise.
14677 * targhooks.c: Likewise.
14678 * tree-vect-data-refs.c: Likewise.
14679 * expr.c: Likewise.
14680 * doc/tm.texi: Likewise.
14681 * doc/extend.texi: Likewise.
14682 * doc/install.texi: Likewise.
14683 * doc/md.texi: Likewise.
14684 * tree-ssa-tail-merge.c: Likewise.
14685 * sched-int.h: Likewise.
14686 * match.pd: Likewise.
14687 * sched-ebb.c: Likewise.
14688 * target.def (omit_struct_return_reg): Likewise.
14689 * gimple-ssa-isolate-paths.c: Likewise.
14690 (find_implicit_erroneous_behaviour): Renamed to...
14691 (find_implicit_erroneous_behavior): ... this.
14692 (find_explicit_erroneous_behaviour): Renamed to...
14693 (find_explicit_erroneous_behavior): ... this.
14694 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
14696 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
14698 PR rtl-optimization/64682
14699 PR rtl-optimization/69567
14700 PR rtl-optimization/69737
14701 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
14702 in I2 as well, just lose it.
14704 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14706 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
14708 (aarch64_last_printed_tune_string): Likewise.
14709 (aarch64_declare_function_name): Only output .arch assembler
14710 directive if it will be different from the previously output
14711 directive. Same for .tune comment but only if -dA is set.
14712 (aarch64_start_file): New function.
14713 (TARGET_ASM_FILE_START): Define.
14715 2016-02-11 David Malcolm <dmalcolm@redhat.com>
14718 * Makefile.in (PLUGIN_HEADERS): Add params.list.
14720 2016-02-11 Jakub Jelinek <jakub@redhat.com>
14723 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
14724 -Wmaybe-uninitialized warning.
14726 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
14729 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
14731 2016-02-11 Richard Biener <rguenther@suse.de>
14733 PR rtl-optimization/69291
14734 * ifcvt.c (noce_try_store_flag_constants): Do not allow
14735 subexpressions affected by changing the result.
14737 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
14740 * lra-constraints.c (curr_insn_transform): Find in/out operands
14741 for secondary memory moves. Update dups.
14743 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14745 PR tree-optimization/69652
14746 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
14747 to nested loop, did source re-formatting, skip debug statements,
14748 add check on statement with volatile operand, remove dead scalar
14751 2016-02-10 Jakub Jelinek <jakub@redhat.com>
14752 Patrick Palka <ppalka@gcc.gnu.org>
14756 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
14757 calls if the return type is TREE_ADDRESSABLE.
14758 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
14759 * ipa-split.c (split_function): Fix doubled "we" in comment.
14760 Use void return type for the split part even if
14761 !split_point->split_part_set_retval.
14763 2016-02-10 Bin Cheng <bin.cheng@arm.com>
14765 PR tree-optimization/68021
14766 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
14767 when computing the value of biv cand by itself.
14769 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14771 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
14772 (cortexa57_tunings): Likewise.
14773 (cortexa72_tunings): Likewise.
14774 (arch_macro_fusion_pair_p): Add support for AES fusion.
14775 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
14776 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
14777 Allow virtual registers before reload so early scheduling works.
14778 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
14779 correct latency and pipeline.
14780 (cortex_a57_crypto_complex): Likewise.
14781 (cortex_a57_crypto_xor): Likewise.
14782 (define_bypass): Add AES bypass.
14784 2016-02-10 Richard Biener <rguenther@suse.de>
14786 PR tree-optimization/69726
14787 * passes.def: Add DCE pass before late uninit.
14788 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
14789 really fixup if-conversions job.
14791 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14793 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
14794 (arm_cortex_a57_tune): Likewise.
14795 (aarch_macro_fusion_pair_p): Add support for AES fusion.
14796 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
14798 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
14800 * timevar.def (TV_PHASE_DBGINFO): Delete.
14801 (TV_PHASE_CHECK_DBGINFO): Likewise.
14802 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
14804 2016-02-10 Richard Biener <rguenther@suse.de>
14806 PR tree-optimization/69719
14807 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14808 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
14810 2016-02-09 Andrew Pinski <apinski@cavium.com>
14813 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
14814 get_vcond_mask_icode returns false.
14816 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14819 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
14820 an ADDIS that adds a pointer to a large constant that sets the
14821 upper16 bits with a load operation.
14823 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14826 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
14828 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
14830 (vzipq_s16): Likewise.
14831 (vzipq_s32): Likewise.
14832 (vzipq_f32): Likewise.
14833 (vzipq_u8): Likewise.
14834 (vzipq_u16): Likewise.
14835 (vzipq_u32): Likewise.
14836 (vzipq_p8): Likewise.
14837 (vzipq_p16): Likewise.
14839 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14842 * config/arm/arm.c (neon_endian_lane_map): New function.
14843 (neon_vector_pair_endian_lane_map): New function.
14844 (arm_evpc_neon_vuzp): Allow for big endian lane order.
14845 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
14847 (vuzpq_s16): Likewise.
14848 (vuzpq_s32): Likewise.
14849 (vuzpq_f32): Likewise.
14850 (vuzpq_u8): Likewise.
14851 (vuzpq_u16): Likewise.
14852 (vuzpq_u32): Likewise.
14853 (vuzpq_p8): Likewise.
14854 (vuzpq_p16): Likewise.
14856 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
14859 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
14862 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
14864 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
14865 truncate const_int operand 1 to QImode.
14867 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
14869 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
14870 corresponding to an abnormal edge.
14872 2016-02-09 Tom de Vries <tom@codesourcery.com>
14874 PR tree-optimization/69599
14875 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
14877 (find_func_aliases_for_builtin_call, find_func_clobbers)
14878 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
14881 2016-02-09 Richard Biener <rguenther@suse.de>
14883 PR tree-optimization/69715
14884 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
14885 LHS on calls as non-rewritable.
14887 2016-02-09 Tom de Vries <tom@codesourcery.com>
14890 * lto-wrapper.c (append_diag_options): New function.
14891 (compile_offload_image): Call append_diag_options.
14893 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
14896 * doc/extend.texi (Flag Output Operands): Correct sectioning.
14897 Minor copy-edit to fix verb tenses.
14899 2016-02-08 Jakub Jelinek <jakub@redhat.com>
14901 PR tree-optimization/69209
14902 * ipa-split.c (split_function): If split part is not
14903 returning retval, retval has gimple type but is not
14904 gimple value, force it into a SSA_NAME first.
14906 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
14908 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
14911 2016-02-08 Jason Merrill <jason@redhat.com>
14914 * convert.c (convert_to_integer_1): Check dofold on truncation
14916 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
14917 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
14918 Rename from *_nofold.
14919 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
14920 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
14922 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
14925 * tree.c (build_common_tree_nodes): Remove short_double argument.
14926 All callers changed.
14927 * tree.h (build_common_tree_nodes): Adjust declaration.
14928 * doc/invoke.texi (-fshort-double): Remove documentation.
14929 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14930 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
14931 * lto-wrapper.c (merge_and_complain, append_compiler_options)
14932 (append_linker_options): Don't handle OPT_fshort_double.
14934 PR rtl-optimization/68730
14935 * lra-remat.c (insn_to_cand_activation): New static variable.
14936 (lra_remat): Allocate and free it.
14937 (create_cand): New arg activation. Initialize a field in
14938 insn_to_cand_activation if it is nonnull.
14939 (create_cands): Pass the activation insn to create_cand when making
14940 a candidate involving an output reload. Reorganize code a little.
14941 (do_remat): Keep track of active status of candidates in a separate
14944 2016-02-08 Richard Biener <rguenther@suse.de>
14946 PR tree-optimization/69719
14947 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14948 Properly use absolute of the difference of the two offsets to
14949 compare or adjust the segment length.
14951 2016-02-08 Richard Biener <rguenther@suse.de>
14952 Jeff Law <law@redhat.com>
14955 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
14956 types for anonymous SSA names.
14958 2016-02-08 Richard Biener <rguenther@suse.de>
14960 PR rtl-optimization/69274
14961 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
14963 2016-02-08 Jeff Law <law@redhat.com>
14965 PR tree-optimization/65917
14966 * tree-ssa-dom.c (record_temporary_equivalences): Record both
14967 equivalences from if (x == y) style conditionals.
14968 (loop_depth_of_name): Remove.
14969 (record_equality): Remove loop depth check.
14970 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
14971 (const_and_copies::record_const_or_copy_raw): New member function.
14972 * tree-ssa-scopedtables.c
14973 (const_and_copies::record_const_or_copy_raw): New, factored out of
14974 (const_and_copies::record_const_or_copy): Call new member function.
14976 2016-02-05 Jeff Law <law@redhat.com>
14978 PR tree-optimization/68541
14979 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
14980 (count_stmts_in_block): New function.
14981 (poor_ifcvt_candidate_code): Likewise.
14982 (is_feasible_trace): Add some heuristics to determine when path
14983 splitting is profitable.
14984 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
14985 is a diamond with a single exit.
14987 2016-02-05 Martin Sebor <msebor@redhat.com>
14990 * doc/invoke.texi: Update -Wplacement-new to take an optional
14993 2016-02-06 Richard Henderson <rth@redhat.com>
14996 * tree.c (tree_nop_conversion_p): Do not strip casts into or
14997 out of non-standard address spaces.
14999 2016-02-05 Jakub Jelinek <jakub@redhat.com>
15001 PR rtl-optimization/69691
15002 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
15004 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
15006 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
15007 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
15008 (*ieee128_mfvsrd_64bit): Likewise.
15009 (*ieee128_mfvsrd_32bit): Likewise.
15011 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
15015 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15017 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
15018 instrumented_version.
15020 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
15022 * doc/invoke.texi (Optimize Options): In table of --param options
15023 rename second occurrence of tracer-min-branch-ratio to
15024 tracer-min-branch-probability, rename
15025 tracer-min-branch-ratio-feedback to
15026 tracer-min-branch-probability-feedback and clarify description,
15027 rename sched-spec-state-edge-prob-cutoff to
15028 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
15029 to selsched-insns-to-rename, rename lto-minpartition to
15030 lto-min-partition, delete reorder-blocks-duplicate and
15031 reorder-blocks-duplicate-feedback.
15033 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15035 * config/s390/s390.c (s390_register_info_set_ranges): Remove
15038 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
15040 * doc/extend.texi: S/390: Correct some typos.
15042 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15044 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
15046 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15049 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
15050 (s390_register_info_gprtofpr): Use new macros above.
15051 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
15053 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
15054 its name. Adjust restore and save gpr ranges.
15055 (s390_register_info_set_ranges): New function.
15056 (s390_register_info): Use new macros above. Call
15057 s390_register_info_set_ranges.
15058 (s390_optimize_register_info): Likewise.
15059 (s390_hard_regno_rename_ok): Use new macros.
15060 (s390_hard_regno_scratch_ok): Likewise.
15061 (s390_emit_epilogue): Likewise.
15062 (s390_can_use_return_insn): Likewise.
15063 (s390_optimize_prologue): Likewise.
15064 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
15066 2016-02-05 Jakub Jelinek <jakub@redhat.com>
15069 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
15071 (ix86_option_override_internal): Disable TARGET_STV even for
15072 -m{incoming,preferred}-stack-boundary=3.
15074 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15076 * config.gcc: Mark deprecated rtems targets as obsolete.
15078 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
15080 PR rtl-optimization/64682
15081 PR rtl-optimization/69567
15082 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
15083 before I2 only if the register is both used and set in I2.
15085 2016-02-04 DJ Delorie <dj@redhat.com>
15087 * config/msp430/msp430.c (msp430_start_function): Add function type.
15089 2016-02-04 Jakub Jelinek <jakub@redhat.com>
15092 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
15094 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
15096 PR rtl-optimization/69577
15098 2015-10-29 Richard Henderson <rth@redhat.com>
15102 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
15103 sse check to the exact conditions of PR 67609.
15105 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
15108 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
15109 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
15110 not allowed into the traditional Altivec registers.
15111 (movtd_64bit_nodm): Likewise.
15112 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
15114 2016-02-04 David Malcolm <dmalcolm@redhat.com>
15116 * config/aarch64/cortex-a57-fma-steering.c
15117 (aarch64_register_fma_steering): Remove "static" from arguments
15120 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
15123 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
15124 twice when complex.
15126 2016-02-04 Mike Frysinger <vapier@gentoo.org>
15128 * doc/invoke.texi: Delete -mno-fma4.
15130 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
15132 PR rtl-optimization/69577
15133 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
15134 (find_subregs_of_mode): Update accordingly. Iterate over partial
15137 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
15139 * config/arm/arm-protos.h (neon_reinterpret): Remove.
15140 * config/arm/arm.c (neon_reinterpret): Remove.
15141 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
15142 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
15143 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
15144 vreinterpretti): Remove.
15145 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
15146 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
15147 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
15148 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
15149 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
15150 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
15151 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
15152 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
15153 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
15154 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
15155 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
15156 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
15157 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
15158 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
15159 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
15160 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
15161 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
15162 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
15163 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
15164 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
15165 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
15166 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
15167 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
15168 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
15169 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
15170 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
15171 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
15172 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
15173 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
15174 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
15175 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
15176 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
15177 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
15178 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
15179 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
15180 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
15181 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
15182 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
15183 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
15184 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
15185 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
15186 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
15187 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
15188 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
15189 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
15190 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
15191 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
15192 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
15193 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
15194 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
15195 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
15196 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
15197 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
15198 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
15199 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
15200 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
15201 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
15202 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
15203 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
15204 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
15205 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
15206 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
15207 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
15208 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
15209 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
15210 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
15211 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
15212 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
15213 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
15214 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
15215 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
15216 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
15217 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
15218 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
15219 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
15220 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
15221 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
15222 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
15223 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
15224 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
15225 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
15226 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
15227 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
15228 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
15229 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
15230 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
15231 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
15232 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
15233 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
15234 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
15235 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
15236 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
15237 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
15238 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
15239 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
15240 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
15241 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
15242 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
15243 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
15244 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
15245 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
15246 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
15247 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
15249 2016-02-04 Martin Liska <mliska@suse.cz>
15252 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
15253 that are gimple_store_p.
15254 (maybe_instrument_call): Likewise.
15256 2016-02-04 Bin Cheng <bin.cheng@arm.com>
15258 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
15259 register scaling out of memory reference and comment why.
15261 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15265 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
15266 folding the source of a SET.
15268 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15272 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
15273 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
15275 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
15279 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
15282 2016-02-04 Christian Bruel <christian.bruel@st.com>
15284 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
15285 * config/arm/arm.c (arm_set_current_function): Likewise.
15287 2016-02-04 Jakub Jelinek <jakub@redhat.com>
15288 Ilya Enkovich <enkovich.gnu@gmail.com>
15289 H.J. Lu <hongjiu.lu@intel.com>
15292 * config/i386/i386.c (convert_scalars_to_vector): Remove
15293 stack alignment fixes.
15294 (ix86_option_override_internal): Disable TARGET_STV if stack
15295 might not be aligned enough.
15296 (ix86_minimum_alignment): Assert that TARGET_STV is false.
15298 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
15300 * config/i386/x86-tune.def: Disable default prefetching
15303 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
15304 Vladimir Makarov <vmakarov@redhat.com>
15307 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
15308 in validating fused toc addresses.
15310 2016-02-03 Jakub Jelinek <jakub@redhat.com>
15313 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
15314 range->m_caret fields if range->m_show_caret_p is false.
15317 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
15318 Force oldval into register if it does not satisfy reg_or_short_operand
15319 predicate. Fix up formatting.
15321 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
15322 Alexandre Oliva <aoliva@redhat.com>
15325 * lra-constraints.c (simplify_operand_subreg): Check additionally
15326 address validity after potential reloading.
15327 (process_address_1): Check insns validity. In case of failure do
15330 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
15333 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
15336 2016-02-02 Jakub Jelinek <jakub@redhat.com>
15338 * wide-int.cc (canonize_uhwi): New function.
15339 (wi::divmod_internal): Use it.
15341 2016-02-02 James Norris <jnorris@codesourcery.com
15343 * gimplify.c (omp_notice_variable): Add usage check.
15345 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
15347 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
15348 like LE, GE, LT, GT when emitting relational operator.
15350 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
15352 * ira-costs.c (find_costs_and_classes): Add extra argument.
15353 * target.def (ira_change_pseudo_allocno_class): Add parameter.
15354 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
15355 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
15356 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
15357 Add best_class parameter, and return it if not ALL_REGS.
15358 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
15360 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
15361 Update target hook.
15363 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
15365 * config/aarch64/aarch64.c
15366 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
15367 (aarch64_ira_change_pseudo_allocno_class): New function.
15369 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
15372 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
15374 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15376 * config/avr/avr.c (avr_option_override): Set
15377 PARAM_ALLOW_STORE_DATA_RACES to 1.
15379 2016-02-02 Richard Biener <rguenther@suse.de>
15381 PR tree-optimization/69595
15382 * match.pd: Add range test simplifications to true/false.
15384 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
15386 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
15387 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
15390 2016-02-02 Richard Biener <rguenther@suse.de>
15392 PR tree-optimization/69606
15393 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
15394 info on the result before moving a stmt.
15396 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
15398 PR middle-end/68542
15399 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
15400 branch with vector comparison.
15401 * config/i386/sse.md (VI48_AVX): New mode iterator.
15402 (define_expand "cbranch<mode>4): Add support for conditional branch
15403 with vector comparison.
15404 * tree-vect-loop.c (optimize_mask_stores): New function.
15405 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
15406 has_mask_store field of vect_info.
15407 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
15408 vectorized loops having masked stores after vec_info destroy.
15409 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
15410 correspondent macros.
15411 (optimize_mask_stores): Add prototype.
15413 2016-02-02 Alan Modra <amodra@gmail.com>
15416 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
15419 2016-02-02 Alan Modra <amodra@gmail.com>
15422 * config/rs6000/rs6000.c (need_toc_init): New var, set it
15423 whenever toc_label_name used.
15424 (rs6000_file_start): Don't set up toc section here,
15425 (rs6000_output_function_epilogue): do so here instead,
15426 (rs6000_xcoff_file_start): and here.
15427 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
15428 (load_toc_aix_di): Likewise.
15430 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15432 PR rtl-optimization/69592
15433 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
15434 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
15435 (num_sign_bit_copies_binary_arith_p): New inline function.
15436 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
15438 2016-02-01 Jeff Law <law@redhat.com>
15440 PR tree-optimization/69580
15441 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
15442 * tree-ssa-threadbackward.c
15443 (fsm_find_control_statement_thread_paths): Do not try to walk
15444 through large PHI nodes.
15446 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15448 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
15449 when count is incremented above limit, don't analyze further
15452 * omp-low.c (oacc_parse_default_dims): Avoid
15453 -Wsign-compare warning, make sure value fits into int
15454 rather than just unsigned int.
15456 2016-02-01 Bin Cheng <bin.cheng@arm.com>
15458 PR tree-optimization/67921
15459 * fold-const.c (split_tree): New parameters. Convert pointer
15460 type variable part to proper type before negating.
15461 (fold_binary_loc): Pass new arguments to split_tree.
15463 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
15465 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
15466 (nvptx_goacc_validate_dims): Extend to handle global defaults.
15467 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
15468 * doc/tm.texti: Rebuilt.
15469 * doc/invoke.texi (fopenacc-dim): Document.
15470 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
15471 (append_compiler_options): Likewise.
15472 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
15473 (oacc_parse_default_dims): New.
15474 (oacc_validate_dims): Add USED arg. Select non-unity default when
15476 (oacc_loop_fixed_partitions): Return mask of used partitions.
15477 (oacc_loop_auto_partitions): Emit dump info.
15478 (oacc_loop_partition): Return mask of used partitions.
15479 (execute_oacc_device_lower): Parse default dimension arg. Adjust
15480 loop partitioning and validation calls.
15482 2016-02-01 Richard Biener <rguenther@suse.de>
15484 PR middle-end/69556
15485 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
15487 2016-02-01 Richard Biener <rguenther@suse.de>
15489 PR tree-optimization/69574
15490 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
15491 of asserting return chrec_dont_know.
15493 2016-02-01 Martin Liska <mliska@suse.cz>
15495 * mem-stats-traits.h: Add copyright header.
15496 * mem-stats.h: Likewise.
15498 2016-02-01 Richard Biener <rguenther@suse.de>
15500 PR tree-optimization/69579
15501 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
15502 Do not propagate through abnormal PHI results.
15504 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
15506 * postreload.c (reload_cse_simplify): Remove dead code.
15508 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15510 PR rtl-optimization/69570
15511 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
15512 if there is more than one set, not if there is a single set.
15514 2016-02-01 Richard Henderson <rth@redhat.com>
15517 * combine.c (make_compound_operation): When looking through a
15518 subreg, make sure to re-extend to the width of the outer mode.
15520 2016-01-30 Jakub Jelinek <jakub@redhat.com>
15522 PR tree-optimization/69546
15523 * wide-int.cc (wi::divmod_internal): For unsigned division
15524 where both operands fit into uhwi, if o1 is 1 and o0 has
15525 msb set, if divident_prec is larger than bits per hwi,
15526 clear another quotient word and return 2 instead of 1.
15527 Similarly for remainder with msb in HWI set, if dividend_prec
15528 is larger than bits per hwi.
15530 2016-01-29 Martin Jambor <mjambor@suse.cz>
15532 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
15533 Use short lowercase names.
15534 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
15535 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
15536 acq_rel one. Protect warning agains segfaults if
15537 get_memory_order_name returns NULL.
15538 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
15539 with release semantics. Do not warn if get_memory_order already did.
15540 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
15541 semantics. Fix check for relaxed or acquire semantics. Do not warn
15542 if get_memory_order already did.
15544 2016-01-29 Sebastian Pop <s.pop@samsung.com>
15546 * doc/install.texi: Document that isl-0.16 is supported.
15548 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
15551 * config/i386/constraints.md (Bm): Describe as special memory
15553 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
15554 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15555 * genpreds.c (struct constraint_data): Add is_special_memory.
15556 (have_special_memory_constraints, special_memory_start): New
15558 (special_memory_end): Ditto.
15559 (add_constraint): Add new arg is_special_memory. Add code to
15560 process its true value. Update have_special_memory_constraints.
15561 (process_define_constraint): Pass the new arg.
15562 (process_define_register_constraint): Ditto.
15563 (choose_enum_order): Process special memory.
15564 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
15565 function insn_extra_special_memory_constraint.
15566 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15567 * gensupport.c (process_rtx): Process
15568 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15569 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
15570 * ira-lives.c (single_reg_class): Use
15571 insn_extra_special_memory_constraint.
15572 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
15573 * lra-constraints.c (process_alt_operands): Ditto.
15574 (curr_insn_transform): Use insn_extra_special_memory_constraint.
15575 * recog.c (asm_operand_ok, preprocess_constraints): Process
15577 * reload.c (find_reloads): Ditto.
15578 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
15579 * stmt.c (parse_input_constraint): Use
15580 insn_extra_special_memory_constraint.
15582 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15585 * lra-splill.c (lra_final_code_change): Revert r229087 by
15586 removing all sub-registers.
15588 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
15591 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
15593 2016-01-29 Jakub Jelinek <jakub@redhat.com>
15596 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
15597 SSE1, copy target into the temporary reg first before recursing
15600 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15602 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
15605 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15607 * ginclude/stdarg.h: Test __cplusplus instead of
15608 __GXX_EXPERIMENTAL_CXX0X__.
15610 2016-01-29 Richard Biener <rguenther@suse.de>
15612 PR tree-optimization/69547
15613 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
15614 Do not mark clobbers necessary.
15615 (mark_all_reaching_defs_necessary_1): Likewise.
15617 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15619 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
15620 declaration name with %qs and print it in both error messages.
15621 Also fix indentation.
15623 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15626 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
15627 trailing blank line from error message.
15629 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15632 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
15635 2016-01-29 Richard Biener <rguenther@suse.de>
15637 PR middle-end/69537
15638 * match.pd: Allow all integral types when simplifying a
15639 widening or sign-changing conversion.
15641 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15643 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
15644 back to setting codegen_error to fail codegen.
15646 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
15649 * config/i386/constraints.md (C): Only accept constant zero operand.
15650 (BC): New constraint.
15651 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
15652 instead of C constraint.
15653 * doc/md.texi (Machine Constraints): Update description
15656 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
15659 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
15661 2016-01-28 Jakub Jelinek <jakub@redhat.com>
15663 PR middle-end/69542
15664 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
15667 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
15669 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
15670 branches if using guessed profile.
15672 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
15674 * graphite-optimize-isl.c (optimize_isl): Fix dump.
15676 2016-01-28 Richard Henderson <rth@redhat.com>
15679 * config/aarch64/aarch64-modes.def (CC_Cmode): New
15680 * config/aarch64/aarch64-protos.h: Update.
15681 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
15682 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
15683 (aarch64_get_condition_code_1): Handle CC_Cmode.
15684 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
15685 (*add<mode>3_compareC_cconly_imm): New.
15686 (*add<mode>3_compareC_cconly): New.
15687 (*add<mode>3_compareC_imm): New.
15688 (add<mode>3_compareC): New.
15689 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
15690 to be first. Use aarch64_carry_operation.
15691 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
15692 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
15693 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
15694 (subti3): Use subdi3_compare1.
15695 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
15696 (sub<mode>3_compare1): New.
15697 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
15698 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
15699 (*subsi3_carryin_uxtw): Likewise.
15700 (*ngc<mode>, *ngcsi_uxtw): Likewise.
15701 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
15702 * config/aarch64/iterators.md (DWI): New.
15703 * config/aarch64/predicates.md (aarch64_carry_operation): New.
15704 (aarch64_borrow_operation): New.
15706 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15708 * graphite-optimize-isl.c (optimize_isl): Print a different debug
15709 message when isl does not return a valid schedule.
15711 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15713 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
15714 Remove comments from class declarations: they are already in the code
15717 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15719 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
15721 (ternary_op_to_tree): Same.
15722 (unary_op_to_tree): Same.
15723 (nary_op_to_tree): Same.
15724 (gcc_expression_from_isl_expr_op): Same.
15725 (gcc_expression_from_isl_expression): Same.
15726 (graphite_create_new_loop): Same.
15727 (graphite_create_new_loop_guard): Same.
15728 (build_iv_mapping): Same.
15729 (graphite_create_new_guard): Same.
15730 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
15731 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
15733 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15735 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
15736 instead of setting codegen_error to fail codegen.
15738 2016-01-28 Jason Merrill <jason@redhat.com>
15740 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
15742 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15744 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15745 Remove CONST_INT_P check in CCMP cost calculation.
15747 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15749 * config/aarch64/aarch64.c (generic_vector_cost):
15750 Set vec_permute_cost.
15751 (cortexa57_vector_cost): Likewise.
15752 (exynosm1_vector_cost): Likewise.
15753 (xgene1_vector_cost): Likewise.
15754 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
15755 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
15756 Add vec_permute_cost entry.
15758 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15760 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
15762 (add<mode>3_compare0): Likewise.
15763 (addsi3_compare0_uxtw): Likewise.
15764 (add<mode>3nr_compare0): Likewise.
15765 (compare_neg<mode>): Likewise.
15766 (<optab><mode>3): Likewise.
15768 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
15770 * tree-vect-stmts.c (vectorizable_comparison): Add
15771 NULL check for vectype.
15773 2016-01-28 Richard Biener <rguenther@suse.de>
15775 PR tree-optimization/69466
15776 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
15777 Account for PHIs we couldn't duplicate.
15779 2016-01-28 Martin Liska <mliska@suse.cz>
15782 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
15783 instead of ENABLE_VALGRIND_CHECKING.
15785 2016-01-27 Richard Henderson <rth@redhat.com>
15788 * lra-remat.c (subreg_regs): New.
15789 (dump_candidates_and_remat_bb_data): Dump it.
15790 (operand_to_remat): Reject if operand in subreg_regs.
15791 (set_bb_regs): Collect subreg_regs.
15792 (lra_remat): Init and free subreg_regs. Compute
15793 calculate_local_reg_remat_bb_data before create_cands.
15795 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
15798 * config/i386/i386.c (ix86_update_stack_boundary): Don't
15799 change stack_alignment_needed for __tls_get_addr call.
15801 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
15803 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
15805 2016-01-27 Jeff Law <law@redhat.com>
15807 PR tree-optimization/68398
15808 PR tree-optimization/69196
15809 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
15810 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
15811 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15812 Only count PHIs in the last block in the path. The others will
15813 const/copy propagate away. Add heuristic to allow more irreducible
15814 subloops to be created when it is likely profitable to do so.
15816 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15817 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
15818 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
15820 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15823 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
15824 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
15825 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
15826 * tree-streamer-in.c: Include asan.h.
15827 (streamer_get_builtin_tree): For builtins in sanitizer
15828 range call initialize_sanitizer_builtins and retry.
15830 2016-01-27 Ian Lance Taylor <iant@google.com>
15832 * common.opt (fkeep-gc-roots-live): New undocumented option.
15833 * tree-ssa-loop-ivopts.c (add_candidate_1): If
15834 -fkeep-gc-roots-live, skip pointers.
15835 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
15838 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
15841 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
15842 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
15844 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
15847 * configure.ac: NetBSD provides SSP in its C library.
15848 * configure: Updated.
15850 2016-01-27 Richard Biener <rguenther@suse.de>
15852 PR tree-optimization/69166
15853 * tree-vect-loop.c (vect_is_simple_reduction): Always check
15854 reduction code for commutativity / associativity.
15856 2016-01-27 Martin Jambor <mjambor@suse.cz>
15858 PR tree-optimization/69355
15859 * tree-sra.c (analyze_access_subtree): Correct hole detection when
15860 total_scalarization fails.
15862 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
15864 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
15867 2016-01-27 Christian Bruel <christian.bruel@st.com>
15870 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
15871 Move arm_reset_previous_fndecl and set_target_option_current_node in
15872 the conditional part. Call save_restore_target_globals.
15873 * config/arm/arm.c (arm_set_current_function):
15874 Refactor to better support #pragma target and attribute mix.
15875 Call save_restore_target_globals.
15876 * config/arm/arm-protos.h (save_restore_target_globals): New function.
15878 2016-01-27 Martin Liska <mliska@suse.cz>
15880 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
15881 reference for an HSA kernel and its host function.
15883 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15885 PR tree-optimization/69399
15886 * wide-int.h (wi::lrshift): For larger precisions, only
15887 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
15889 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
15891 * config/arc/predicates.md (proper_comparison_operator): Reject
15892 constant-constant comparison.
15894 2016-01-26 Tom de Vries <tom@codesourcery.com>
15896 PR tree-optimization/69110
15897 * tree-data-ref.c (initialize_data_dependence_relation): Handle
15898 DR_NUM_DIMENSIONS == 0.
15900 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15901 Sebastian Pop <s.pop@samsung.com>
15903 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
15904 isl_ast_op_cond and isl_ast_op_select.
15905 (gcc_expression_from_isl_expr_op): Same.
15907 2016-01-26 Jason Merrill <jason@redhat.com>
15910 * tree.c (recompute_constructor_flags): Split out from
15912 (verify_constructor_flags): New.
15913 * tree.h: Declare them.
15915 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
15917 PR rtl-optimization/69217
15918 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
15919 are no TYPE_FIELDS set for the record type.
15921 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15924 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
15925 toc_label_name unconditionally.
15926 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
15927 SYMBOL_REF string. Use toc_label_name instead of constructing
15929 (rs6000_elf_declare_function_name): Use toc_label_name instead of
15930 constructing LCTOC1.
15932 2016-01-26 Martin Sebor <msebor@redhat.com>
15935 * doc/extend.texi (Common Type Attributes): Move text that talks about
15936 attribute packed from attribute aligned to the section discussing
15937 the former attribute for clarity.
15939 2016-01-26 Richard Henderson <rth@redhat.com>
15941 PR middle-end/60908
15942 * trans-mem.c (tm_region_init): Mark entry block as visited.
15944 2016-01-26 David Malcolm <dmalcolm@redhat.com>
15947 * diagnostic-show-locus.c (layout::print_source_line): Replace
15948 call to pp_newline with call to layout::print_newline.
15949 (layout::print_annotation_line): Likewise.
15950 (layout::move_to_column): Likewise.
15951 (layout::print_any_fixits): After printing any fixits, print a
15952 trailing newline, if necessary.
15953 (layout::print_newline): New method, resetting any colorization
15955 (diagnostic_show_locus): Move the pp_newline to before the
15956 early bailout. Remove dummy block enclosing the layout instance.
15957 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
15958 of pp_newline_and_flush with pp_flush.
15959 (diagnostic_append_note): Delete use of pp_newline.
15960 (diagnostic_append_note_at_rich_loc): Delete.
15961 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
15962 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
15963 when newline characters are added to the buffer.
15965 2016-01-26 Michael Matz <matz@suse.de>
15967 * configure.ac (ac_cv_std_swap_in_utility): New test.
15968 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
15969 * configure: Regenerate.
15970 * config.in: Regenerate.
15972 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
15974 * config/arc/arc.md (cstoresi4): Force operand into register.
15975 (arcset<code>): Fix predicate.
15976 (arcsetltu): Likewise.
15977 (arcsetgeu): Likewise.
15978 (arcsethi): Likewise.
15979 (arcsetls): Likewise.
15981 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15983 PR tree-optimization/69483
15984 * gimple-fold.c (canonicalize_constructor_val): Return NULL
15985 if base has error_mark_node type.
15987 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
15990 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
15991 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
15993 (vget_lane_f16): Handle big-endian.
15994 (vgetq_lane_f16): Likewise.
15995 (vset_lane_f16): Likewise.
15996 (vsetq_lane_f16): Likewise.
15997 * config/arm/iterators.md (VQXMOV): Add V8HF.
15998 (VDQ): Add V4HF and V8HF.
15999 (V_reg): Handle V4HF and V8HF.
16000 (Is_float_mode): Likewise.
16001 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
16002 neon_vdup_nv8hf): New patterns.
16003 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
16004 Use VD_LANE iterator.
16005 (neon_vld1_dup<mode>): Use VQ2 iterator.
16007 2016-01-26 Nathan Sidwell <nathan@acm.org>
16009 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
16010 (set_oacc_fn_attrib): Add IS_KERNEL arg.
16011 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
16012 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
16013 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
16014 (oacc_validate_dims): Add LEVEL arg, don't return level.
16015 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
16016 oacc_validate_dims.
16017 (execute_oacc_device_lower): Adjust, add more dump output.
16018 * tree-ssa-loop.c (gate_oacc_kernels): Use
16019 oacc_fn_attrib_kernels_p.
16020 * tree-parloops.c (create_parallel_loop): Adjust
16021 set_oacc_fn_attrib call.
16023 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16026 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
16027 (append_compiler_options): Handle -fcilkplus.
16028 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
16030 2016-01-26 Nick Clifton <nickc@redhat.com>
16033 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
16034 been marked as DECL_ONE_ONLY but we do not the means to make it
16035 so, then do not allow it to bind locally.
16037 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16040 * opts.h (parse_sanitizer_options): New prototype.
16041 * opts.c (sanitizer_opts): New array.
16042 (parse_sanitizer_options): New function.
16043 (common_handle_option): Use parse_sanitizer_options.
16045 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
16048 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
16049 alignment adjustment to ...
16050 (ix86_update_stack_boundary): Here. Don't over-align stack for
16052 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
16053 if __tls_get_addr is called.
16055 2016-01-26 Christian Bruel <christian.bruel@st.com>
16057 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
16059 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
16061 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
16063 2016-01-26 Richard Biener <rguenther@suse.de>
16065 PR middle-end/69467
16066 * match.pd: Guard X * CST CMP 0 pattern with single_use.
16068 2016-01-26 Richard Biener <rguenther@suse.de>
16070 PR tree-optimization/69452
16071 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
16072 (move_computations_dom_walker::before_dom_children): Rename
16074 (move_computations_worker): This.
16075 (move_computations): Perform an RPO rather than a DOM walk.
16077 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16080 * combine.c (combine_instructions): For REG_EQUAL note with
16081 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
16082 to the underlying register.
16083 * doc/rtl.texi (REG_EQUAL): Document the behavior of
16084 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
16086 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
16089 * config/aarch64/aarch64-builtins.c
16090 (aarch64_init_simd_builtin_types): Do not set structural
16091 equality to __Poly{8,16,64,128}_t types.
16093 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
16095 PR tree-optimization/69400
16096 * wide-int.cc (wi_pack): Take the precision as argument and
16097 perform canonicalization here rather than in the callers.
16098 Use the main loop to handle all full-width HWIs. Add a
16099 zero HWI if in_len isn't a full result.
16100 (wi::divmod_internal): Update accordingly.
16101 (wi::mul_internal): Likewise. Simplify.
16103 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
16104 Sebastian Pop <s.pop@samsung.com>
16106 * graphite-poly.c (apply_poly_transforms): Simplify.
16107 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
16108 (print_isl_map): Same.
16109 (print_isl_union_map): Same.
16110 (print_isl_schedule): New.
16111 (debug_isl_schedule): New.
16112 * graphite-dependences.c (scop_get_reads): Do not call
16113 isl_union_map_add_map that is undocumented isl functionality.
16114 (scop_get_must_writes): Same.
16115 (scop_get_may_writes): Same.
16116 (scop_get_original_schedule): Remove.
16117 (scop_get_dependences): Do not call isl_union_map_compute_flow that
16118 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
16119 (compute_deps): Remove.
16120 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
16121 (debug_schedule_ast): New.
16122 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
16123 set_separate_option.
16124 (graphite_regenerate_ast_isl): Add dump.
16125 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
16126 from scop->transformed_schedule.
16127 (graphite_regenerate_ast_isl): Add more dump.
16128 * graphite-optimize-isl.c (optimize_isl): Set
16129 scop->transformed_schedule. Check whether schedules are equal.
16130 (apply_poly_transforms): Move here.
16131 * graphite-poly.c (apply_poly_transforms): ... from here.
16132 (free_poly_bb): Static.
16133 (free_scop): Static.
16134 (pbb_number_of_iterations_at_time): Remove.
16135 (print_isl_ast): New.
16136 (debug_isl_ast): New.
16137 (debug_scop_pbb): New.
16138 * graphite-scop-detection.c (print_edge): Move.
16139 (print_sese): Move.
16140 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
16141 (build_scop_scattering): Remove.
16142 (create_pw_aff_from_tree): Assert instead of bailing out.
16143 (add_condition_to_pbb): Remove unused code, do not fail.
16144 (add_conditions_to_domain): Same.
16145 (add_conditions_to_constraints): Remove.
16146 (build_scop_context): New.
16147 (add_iter_domain_dimension): New.
16148 (build_iteration_domains): Initialize pbb->iterators.
16149 Call add_conditions_to_domain.
16152 (index_outermost_in_loop): New.
16153 (index_pbb_in_loop): New.
16154 (outermost_pbb_in): New.
16155 (add_in_sequence): New.
16156 (add_outer_projection): New.
16157 (outer_projection_mupa): New.
16158 (add_loop_schedule): New.
16159 (build_schedule_pbb): New.
16160 (build_schedule_loop): New.
16161 (embed_in_surrounding_loops): New.
16162 (build_schedule_loop_nest): New.
16163 (build_original_schedule): New.
16164 (build_poly_scop): Call build_original_schedule.
16165 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
16166 (free_poly_dr): Remove.
16167 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
16168 (free_poly_bb): Remove.
16169 (debug_loop_vec): Remove.
16170 (print_isl_ast): Declare.
16171 (debug_isl_ast): Declare.
16172 (scop_do_interchange): Remove.
16173 (scop_do_strip_mine): Remove.
16174 (scop_do_block): Remove.
16175 (flatten_all_loops): Remove.
16176 (optimize_isl): Remove.
16177 (pbb_number_of_iterations_at_time): Remove.
16178 (debug_scop_pbb): Declare.
16179 (print_schedule_ast): Declare.
16180 (debug_schedule_ast): Declare.
16181 (struct scop): Remove schedule. Add original_schedule,
16182 transformed_schedule.
16183 (free_gimple_poly_bb): Remove.
16184 (print_generated_program): Remove.
16185 (debug_generated_program): Remove.
16186 (unify_scattering_dimensions): Remove.
16187 * sese.c (print_edge): ... here.
16188 (print_sese): ... here.
16189 (debug_edge): ... here.
16190 (debug_sese): ... here.
16191 * sese.h (print_edge): Declare.
16192 (print_sese): Declare.
16193 (dump_edge): Declare.
16194 (dump_sese): Declare.
16196 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
16197 Sebastian Pop <s.pop@samsung.com>
16199 * Makefile.in: Set ISLVER in site.exp.
16201 2016-01-25 Jakub Jelinek <jakub@redhat.com>
16203 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
16204 DECL_VALUE_EXPR of new_var even for the non-array case. Look
16205 through DECL_VALUE_EXPR for expansion.
16207 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
16209 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
16210 the frame info after reload completed.
16212 2016-01-25 Jeff Law <law@redhat.com>
16214 PR tree-optimization/69196
16215 PR tree-optimization/68398
16216 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
16217 tree-ssa-threadupdate.c.
16218 (determine_bb_domination_status): Prototype
16219 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
16220 (determine_bb_domination_status): No longer static.
16221 (valid_jump_thread_path): Remove code to detect characteristics
16222 of the jump thread path not associated with correctness.
16223 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
16224 Correct test for thread path length. Count PHIs for real operands as
16225 statements that need to be copied. Do not count ASSERT_EXPRs.
16226 Look at all the blocks in the thread path. Compute and selectively
16227 filter thread paths based on threading through the latch, threading
16228 a multiway branch or crossing a multiway branch.
16230 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16232 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
16233 decl with __attribute__ ((unused)) annotation.
16235 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
16238 * tree-vect-stmts.c (vectorizable_condition): Check vectype
16239 of operands is compatible with a statement vectype.
16241 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
16243 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
16244 improve wording for mixed storage order support.
16246 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
16248 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
16249 (vcvt_u64_f64): Likewise.
16250 (vcvta_s64_f64): Likewise.
16251 (vcvta_u64_f64): Likewise.
16252 (vcvtm_s64_f64): Likewise.
16253 (vcvtm_u64_f64): Likewise.
16254 (vcvtn_s64_f64): Likewise.
16255 (vcvtn_u64_f64): Likewise.
16256 (vcvtp_s64_f64): Likewise.
16257 (vcvtp_u64_f64): Likewise.
16259 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
16261 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
16262 (arc_init): Check validity mll64 option.
16263 (arc_save_restore): Use double load/store instruction.
16264 (arc_expand_movmem): Likewise.
16265 (arc_split_move): Don't split if we have double load/store
16266 instructions. Returns a boolean.
16267 (arc_process_double_reg_moves): Change function to return boolean
16268 instead of a sequence of instructions.
16269 (arc_dwarf_register_span): New function.
16270 * config/arc/arc-protos.h (arc_split_move): Change prototype.
16271 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
16272 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
16273 (*movdf_insn): Likewise.
16274 * config/arc/arc.opt (mll64): New option.
16275 * config/arc/predicates.md (even_register_operand): New predicate.
16276 * doc/invoke.texi (ARC Options): Add mll64 documentation.
16278 2016-01-25 Richard Biener <rguenther@suse.de>
16281 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
16282 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
16284 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
16286 2016-01-25 Richard Biener <rguenther@suse.de>
16288 PR tree-optimization/69376
16289 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
16291 (VN_INFO_ANTI_RANGE_P): New inline.
16292 (VN_INFO_RANGE_TYPE): Likewise.
16293 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
16294 SSA_NAME_ANTI_RANGE_P.
16295 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
16296 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16297 Properly query VN_INFO_RANGE_TYPE.
16299 2016-01-25 Nick Clifton <nickc@redhat.com>
16302 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
16304 2016-01-23 Tom de Vries <tom@codesourcery.com>
16306 PR tree-optimization/69426
16307 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
16310 2016-01-23 Jakub Jelinek <jakub@redhat.com>
16312 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
16313 "the the" with "the" in the comments.
16314 * ipa-devirt.c (build_type_inheritance_graph,
16315 update_type_inheritance_graph): Likewise.
16316 * tree.c (build_function_type_list_1): Likewise.
16317 * cfgloopmanip.c (scale_loop_profile): Likewise.
16318 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
16319 * gimple-ssa-split-paths.c
16320 (find_block_to_duplicate_for_splitting_paths): Likewise.
16321 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
16322 * expr.c (convert_move): Likewise.
16323 * var-tracking.c (vt_stack_adjustments): Likewise.
16324 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16325 * tree-vrp.c (test_for_singularity): Likewise.
16327 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
16328 directly instead of building a temporary tree.
16331 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
16332 remove <algorithm> include.
16334 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16337 * config/i386/i386.c: Include dojump.h.
16338 (expand_small_movmem_or_setmem,
16339 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
16341 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
16342 if dynamic_check != -1.
16344 2016-01-21 Jeff Law <law@redhat.com>
16346 PR middle-end/69347
16347 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
16348 record_temporary_equivalences. Rewritten to avoid unnecessary calls
16349 into dominated_by_p.
16350 (cprop_into_successor_phis): Avoid unnecessary tests.
16352 2016-01-22 Richard Henderson <rth@redhat.com>
16355 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
16356 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
16358 2016-01-22 Michael Matz <matz@suse.de>
16360 * system.h (string, algorithm): Include only conditionally.
16361 (new): Include always under C++.
16362 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
16363 * final.c (toplevel): Ditto.
16364 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
16365 * genconditions.c (write_header): Make gencondmd.c define
16367 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
16369 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
16370 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
16372 2016-01-22 Christian Bruel <christian.bruel@st.com>
16375 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
16377 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16380 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
16381 define_insn_and_split. Ensure operands[1] and operands[0] do not
16382 get assigned the same register.
16384 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
16386 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
16388 2016-01-22 Christian Bruel <christian.bruel@st.com>
16390 * config/arm/arm-c.c (arm_pragma_target_parse):
16391 Remove warn_builtin_macro_redefined overwrite.
16393 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
16395 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
16396 flag_non_call_exceptions compatibility.
16398 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16401 * dwarf2out.c (add_child_die_after): New function.
16402 (dwarf_qual_info_t): New type.
16403 (dwarf_qual_info): New variable.
16404 (qualified_die_p): New function.
16405 (modified_type_die): For -fdebug-types-section, ensure
16406 canonical order of qualifiers. Put qualified DIEs adjacent
16407 to the corresponding non-qualified type DIE and search there
16408 for existing qualified DIEs.
16410 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
16412 * doc/extend.texi (scalar_storage_order type attribute): Document
16413 restriction on type punning and aliasing, and remove future tense.
16415 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
16418 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
16421 2016-01-21 Jeff Law <law@redhat.com>
16423 PR middle-end/69347
16424 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
16425 useless call to record_temporary_equivalences.
16426 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
16427 allocate 10 slots in the bb_path vector and let it grow as needed.
16428 (fsm_find_control_statement_thread_paths): Similarly for the next_path
16431 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
16433 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
16435 * configure: Regenerate.
16437 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
16439 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
16440 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
16442 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
16444 PR middle-end/66178
16445 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
16446 drop EXPAND_INITIALIZER.
16447 * rtl.h (contains_symbolic_reference_p): Declare.
16448 * rtlanal.c (contains_symbolic_reference_p): New function.
16449 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
16450 a subtraction into a NOT if symbolic constants are involved.
16452 2016-01-21 Anton Blanchard <anton@samba.org>
16453 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16456 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
16458 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
16461 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
16463 * config/microblaze/microblaze.c
16464 (get_branch_target): New.
16465 (insert_wic_for_ilb_runout): New.
16467 (microblaze_machine_dependent_reorg): New.
16468 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
16469 * config/microblaze/microblaze.md
16470 (UNSPEC_IPREFETCH): Define.
16471 (iprefetch): New pattern
16472 * config/microblaze/microblaze.opt
16473 (mxl-prefetch): New flag.
16475 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
16477 * config/microblaze/microblaze.h
16478 (FIXED_REGISTERS): Update in macro.
16479 (CALL_USED_REGISTERS): Update in macro.
16481 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
16483 PR rtl-optimization/68920
16484 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
16487 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
16489 PR rtl-optimization/68990
16490 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
16491 pseudo instead of inheritance ones.
16493 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16494 Nick Clifton <nickc@redhat.com>
16498 * config/mips/mips.c (mips_compute_frame_info): Initialise
16499 args_size and hard_frame_pointer_offset fields of the frame
16500 structure before calling mips_global_pointer.
16502 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
16504 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
16506 * configure: Regenerate.
16508 2016-01-21 Richard Biener <rguenther@suse.de>
16510 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
16512 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
16514 * config/s390/s390.c (s390_asm_declare_function_size): Add code
16515 to actually emit the .size directive.
16517 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
16518 Jakub Jelinek <jakub@redhat.com>
16522 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
16523 args array size by one to avoid buffer overflow.
16525 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
16527 * config/s390/s390.md (pool_section_start): Use switch_to_section
16528 to select proper read-only data section instead of hardcoding
16530 (pool_section_end): Use switch_to_section to match the above.
16532 2016-01-21 Richard Biener <rguenther@suse.de>
16534 PR tree-optimization/69378
16535 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
16536 (set_ssa_val_to): Use it for dominance checks taking into
16537 account not executable edges.
16539 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16542 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
16543 for bitsize instead of GET_MODE_PRECISION (mode).
16545 2016-01-20 Martin Sebor <msebor@redhat.com>
16548 * extend.texi (__sync Builtins): Clarify the semantics of
16549 __sync_fetch_and_OP built-ins on pointers.
16550 (__atomic Builtins): Same.
16552 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16553 Sebastian Pop <s.pop@samsung.com>
16555 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
16556 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
16557 (is_valid_rename): Same.
16558 (translate_isl_ast_to_gimple::get_rename): Same.
16559 (translate_isl_ast_to_gimple::rename_all_uses): Same.
16560 (translate_isl_ast_to_gimple::rename_uses): Same.
16561 (get_new_name): Check for close_phi nodes.
16562 (copy_loop_phi_args): Use phi_node_kind.
16563 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
16564 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
16566 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16567 Sebastian Pop <s.pop@samsung.com>
16569 Revert commit r229783.
16570 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
16571 Remove use of parameter_rename_map.
16572 (copy_def): Remove.
16573 (copy_internal_parameters): Remove.
16574 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
16575 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
16576 (free_sese_info): Do not free parameter_rename_map.
16577 (set_rename): Do not use parameter_rename_map.
16578 (rename_uses): Update call to set_rename.
16579 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
16580 * sese.h (parameter_rename_map_t): Remove.
16581 (struct sese_info_t): Remove field parameter_rename_map.
16583 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16584 Sebastian Pop <s.pop@samsung.com>
16586 * graphite-isl-ast-to-gimple.c: Fix comment.
16587 * graphite-scop-detection.c (defined_in_loop_p): New.
16588 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
16589 names defined in loop.
16591 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16592 Sebastian Pop <s.pop@samsung.com>
16594 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
16595 Discard unstructured if-then-else regions.
16597 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16598 Sebastian Pop <s.pop@samsung.com>
16600 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
16601 (cleanup_loop_iter_dom): Remove.
16602 (build_loop_iteration_domains): Remove.
16603 (build_scop_context): Remove.
16604 (build_scop_iteration_domain): Remove.
16605 (add_loop_constraints): New.
16606 (build_iteration_domains): New.
16607 (build_poly_scop): Call build_iteration_domains.
16609 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16610 Sebastian Pop <s.pop@samsung.com>
16612 * graphite-scop-detection.c
16613 (scop_detection::harmful_loop_in_region): Free dom and loops.
16614 (scop_detection::loop_body_is_valid_scop): Free bbs.
16616 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16617 Sebastian Pop <s.pop@samsung.com>
16619 * graphite-scop-detection.c (record_loop_in_sese): New.
16620 (gather_bbs::before_dom_children): Call record_loop_in_sese.
16621 (build_scops): Remove call to build_sese_loop_nests.
16622 * sese.c (sese_record_loop): Remove.
16623 (build_sese_loop_nests): Remove.
16624 (new_sese_info): Remove region->loops.
16625 (free_sese_info): Same.
16626 * sese.h (sese_contains_loop): Same.
16627 (build_sese_loop_nests): Remove.
16628 (sese_contains_loop): Remove.
16630 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16631 Sebastian Pop <s.pop@samsung.com>
16633 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
16634 loop_is_valid_in_scop.
16635 (scop_detection::harmful_stmt_in_region): Renamed
16636 harmful_loop_in_region.
16637 Call loop_is_valid_in_scop.
16639 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16640 Sebastian Pop <s.pop@samsung.com>
16642 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
16645 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16646 Sebastian Pop <s.pop@samsung.com>
16648 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
16649 * graphite.h (struct poly_bb): Remove field is_reduction.
16650 (PBB_IS_REDUCTION): Remove.
16652 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16653 Sebastian Pop <s.pop@samsung.com>
16655 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
16656 (add_pdr_constraints): Same.
16657 (scop_get_reads): Same.
16658 (scop_get_must_writes): Same.
16659 (scop_get_may_writes): Same.
16660 (scop_get_original_schedule): Same.
16661 (extend_schedule): Same.
16662 (apply_schedule_on_deps): Same.
16663 (carries_deps): Same.
16664 (compute_deps): Same.
16665 (scop_get_dependences): Same.
16666 * graphite-isl-ast-to-gimple.c
16667 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
16668 * graphite-optimize-isl.c (get_schedule_for_band): Same.
16669 (get_schedule_for_band_list): Same.
16670 (get_schedule_map): Same.
16671 (apply_schedule_map_to_scop): Same.
16672 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
16673 (build_loop_iteration_domains): Same.
16674 (add_condition_to_pbb): Same.
16675 (add_param_constraints): Same.
16676 (pdr_add_memory_accesses): Same.
16677 (pdr_add_data_dimensions): Same.
16679 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16681 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
16684 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16686 * common.opt (feliminate-dwarf2-dups): Replace references to
16687 "DWARF 2" with just "DWARF".
16688 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
16689 * doc/extend.texi: Likewise.
16690 * doc/cpp.texi: Likewise.
16691 * doc/invoke.texi: Likewise.
16692 (Option Summary): Add -gdwarf to list of Debugging Options.
16693 (Debugging Options): Document -gdwarf.
16694 * doc/contrib.texi: Spell "DWARF" like that.
16696 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16698 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
16699 warning. Fix up formatting.
16701 PR middle-end/67653
16702 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
16703 attempt to mark memory input operand addressable and
16704 call prepare_gimple_addressable in that case. Don't adjust
16705 input_location for diagnostics, use error_at instead.
16707 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
16709 * config/rs6000/ppc-auxv.h: New file.
16710 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
16711 (cpu_is): Likewise.
16712 (cpu_supports): Likewise.
16713 * config/rs6000/rs6000.c: include "ppc-auxv.h".
16714 (cpu_is_info): New variable.
16715 (cpu_supports_info): Likewise.
16716 (tcb_verification_symbol): Likewise.
16717 (cpu_builtin_p): Likewise.
16718 (cpu_expand_builtin): New function.
16719 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
16720 (rs6000_init_builtins): Likewise.
16721 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
16722 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
16723 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
16724 * configure: Regenerate.
16725 * config.in: Likewise.
16726 * doc/extend.texi (PowerPC Built-in Functions): Document
16727 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
16729 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
16732 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
16734 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
16737 2016-01-20 Richard Henderson <rth@redhat.com>
16743 * tree.c (tm_define_builtin): New.
16744 (find_tm_vector_type): New.
16745 (build_tm_vector_builtins): New.
16746 (build_common_builtin_nodes): Call it.
16748 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
16750 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
16751 (arm_fp_ok): Likewise.
16752 (arm_fp): Likewise.
16753 (arm_crypto): Likewise.
16755 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
16756 Richard Biener <rguenther@suse.de>
16758 PR tree-optimization/69328
16759 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
16760 vectors have same number of elements.
16761 (vectorizable_condition): Fix masked version recognition.
16763 2016-01-20 Richard Biener <rguenther@suse.de>
16765 PR tree-optimization/69345
16766 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
16767 (VN_INFO_PTR_INFO): Likewise.
16768 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
16769 info when it is equal between non-dominating SSA names.
16770 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16771 Make sure to look at original SSA infos.
16773 2016-01-20 Jeff Law <law@redhat.com>
16776 * config/m68k/predicates.md (pow2_m1_operand): New predicate
16778 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
16779 (pc_or_label_operand): New predicate.
16780 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
16781 tests for small integers that are 2^n - 1.
16783 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
16785 * doc/invoke.texi (Options Summary): Add '.' after @xref.
16787 2016-01-19 Jeff Law <law@redhat.com>
16789 PR middle-end/69347
16790 * tree-ssa-threadbackwards.c
16791 (fsm_find_control_statement_thread_paths): Do not try to lookup
16792 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
16794 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
16796 * doc/lto.texi: Remove text that says only Gold has linker plugin
16799 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
16801 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
16802 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
16803 the DIE accordingly.
16804 (modified_type_die): Add REVERSE parameter and pass it recursively,
16805 as well as to base_type_die. Adjust presence check accordingly.
16806 (base_type_for_mode): Adjust call to modified_type_die.
16807 (add_type_attribute): Add REVERSE parameter and pass it to
16809 (generic_parameter_die): Adjust call to add_type_attribute.
16810 (add_scalar_info): Likewise.
16811 (add_subscript_info): Likewise.
16812 (gen_array_type_die): Likewise.
16813 (gen_descr_array_type_die): Likewise.
16814 (gen_entry_point_die): Likewise.
16815 (gen_enumeration_type_die): Likewise.
16816 (gen_formal_parameter_die): Likewise.
16817 (gen_subprogram_die): Likewise.
16818 (gen_variable_die ): Likewise.
16819 (gen_const_die): Likewise.
16820 (gen_field_die): Likewise.
16821 (gen_pointer_type_die): Likewise.
16822 (gen_reference_type_die): Likewise.
16823 (gen_ptr_to_mbr_type_die): Likewise.
16824 (gen_inheritance_die): Likewise.
16825 (gen_subroutine_type_die): Likewise.
16826 (gen_typedef_die): Likewise.
16827 (force_type_die): Adjust call to modified_type_die.
16829 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
16831 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
16832 flow throughout the file. Fix broken link to Objective-C 2.0
16834 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
16837 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16839 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
16841 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16844 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
16845 (maybe_record_node): Record cxa_pure_virtual as the only possible
16846 target if there are not ohter candidates.
16847 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
16849 2016-01-19 Richard Biener <rguenther@suse.de>
16851 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
16852 (get_memory_order): Likewise.
16854 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
16856 * tree-vect-stmts.c (vectorizable_store): Check
16859 2016-01-19 David Malcolm <dmalcolm@redhat.com>
16862 * gcc.c (driver::decode_argv): Add call to
16863 init_opts_obstack before init_options_struct.
16864 * opts.c (init_opts_obstack): Remove idempotency.
16865 (init_options_struct): Replace call to init_opts_obstack
16866 with a gcc_assert to verify that it has already been called.
16867 * toplev.c (toplev::main): Add call to init_opts_obstack before
16868 calls to init_options_struct.
16869 (toplev::finalize): Move cleanup of opts_obstack next to
16870 cleanup of save_decoded_options, clearing the latter, and
16871 save_decoded_options_count.
16873 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16876 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
16877 attribute to unconditional. Remove %? from output template.
16879 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16880 Jiong Wang <jiong.wang@arm.com>
16882 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
16883 generated from different expand order.
16885 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16887 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16888 Add support for CCMP costing.
16890 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16892 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
16893 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
16894 (fccmpe<mode>): Likewise.
16895 (fcmp): Rename to fcmp and globalize pattern.
16897 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
16898 (aarch64_gen_ccmp_next): Add FP support.
16900 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16902 * target.def (gen_ccmp_first): Update documentation.
16903 (gen_ccmp_next): Likewise.
16904 * doc/tm.texi (gen_ccmp_first): Update documentation.
16905 (gen_ccmp_next): Likewise.
16906 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
16907 expand_ccmp_expr_1. Improve comments.
16908 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
16909 (ccmp_ior<mode>): Remove pattern.
16910 (cmp<mode>): Remove expand.
16911 (cmp): Globalize pattern.
16912 (cstorecc4): Use cc_register.
16913 (mov<mode>cc): Remove ccmp_cc_register check.
16914 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
16915 Simplify after removal of CC_DNE/* modes.
16916 (aarch64_ccmp_mode_to_code): Remove.
16917 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
16918 In 'k' case use integer as condition.
16919 (aarch64_nzcv_codes): Remove inverted cases.
16920 (aarch64_code_to_ccmode): Remove.
16921 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
16922 comparison with CC register to be used in folowing CCMP/branch/CSEL.
16923 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
16924 pattern. Return the comparison with CC register. Invert conditions
16925 when bitcode is OR.
16926 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
16927 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
16929 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16931 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16932 instrumented_version.
16934 2016-01-19 Richard Biener <rguenther@suse.de>
16936 PR tree-optimization/69336
16937 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
16938 handled components with get_ref_base_and_extent.
16939 (equal_mem_array_ref_p): Adjust.
16941 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16944 * shrink-wrap.c: Include valtrack.h.
16945 (move_insn_for_shrink_wrap): Add DEBUG argument. If
16946 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
16947 in between insn and where it will be moved to. Call
16948 dead_debug_insert_temp.
16949 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
16950 first and dead_debug_local_finish at the end.
16951 For uses and defs bitmap, handle all regs in between REGNO and
16952 END_REGNO, not just the first one.
16954 2016-01-19 Richard Biener <rguenther@suse.de>
16956 PR tree-optimization/69352
16957 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
16958 (equal_mem_array_ref_p): Constrain size and max size properly.
16959 Compare the reverse flag.
16961 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
16963 * ira.c (ira): Update regstat data if we deleted insns.
16965 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16967 PR rtl-optimization/68955
16968 PR rtl-optimization/64557
16969 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
16970 here. Fix up formatting.
16971 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
16973 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16976 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
16977 assume that the node has body.
16978 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
16981 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16983 * lto-streamer-out.c (lto_output): Do not stream instrumentation
16986 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16988 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
16989 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
16991 2016-01-19 Martin Jambor <mjambor@suse.cz>
16992 Martin Liska <mliska@suse.cz>
16993 Michael Matz <matz@suse.de>
16995 * Makefile.in (OBJS): Add new source files.
16996 (GTFILES): Add hsa.c.
16997 * common.opt (disable_hsa): New variable.
16998 (-Whsa): New warning.
16999 * config.in (ENABLE_HSA): New.
17000 * configure.ac: Treat hsa differently from other accelerators.
17001 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
17002 $enable_offloading.
17003 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
17004 * doc/install.texi (Configuration): Document --with-hsa-runtime,
17005 --with-hsa-runtime-include, --with-hsa-runtime-lib and
17006 --with-hsa-kmt-lib.
17007 * doc/invoke.texi (-Whsa): Document.
17008 (hsa-gen-debug-stores): Likewise.
17009 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
17010 to invoke offload compiler for hsa acclerator.
17011 * opts.c (common_handle_option): Determine whether HSA offloading
17012 should be performed.
17013 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
17014 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
17015 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
17016 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
17017 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
17018 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
17019 GF_OMP_FOR_KIND_GRID_LOOP.
17020 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
17021 (pp_gimple_stmt_1): Likewise.
17022 * gimple-walk.c (walk_gimple_stmt): Likewise.
17023 * gimple.c (gimple_build_omp_grid_body): New function.
17024 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
17025 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
17026 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
17027 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
17028 GF_OMP_TEAMS_GRID_PHONY.
17029 (gimple_statement_omp_single_layout): Updated comments.
17030 (gimple_build_omp_grid_body): New function.
17031 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
17032 (gimple_omp_for_grid_phony): New function.
17033 (gimple_omp_for_set_grid_phony): Likewise.
17034 (gimple_omp_parallel_grid_phony): Likewise.
17035 (gimple_omp_parallel_set_grid_phony): Likewise.
17036 (gimple_omp_teams_grid_phony): Likewise.
17037 (gimple_omp_teams_set_grid_phony): Likewise.
17038 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
17039 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
17040 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
17041 (BUILT_IN_GOMP_TARGET): Updated type.
17042 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
17043 (adjust_for_condition): New function.
17044 (get_omp_for_step_from_incr): Likewise.
17045 (extract_omp_for_data): Moved parts to adjust_for_condition and
17046 get_omp_for_step_from_incr.
17047 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
17048 (fixup_child_record_type): Bail out if receiver_decl is NULL.
17049 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
17050 (scan_omp_parallel): Do not create child functions for phony
17052 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
17053 (scan_omp_1_op): Checking assert we are not remapping to
17054 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
17055 (parallel_needs_hsa_kernel_p): New function.
17056 (expand_parallel_call): Register apprpriate parallel child
17057 functions as HSA kernels.
17058 (grid_launch_attributes_trees): New type.
17059 (grid_attr_trees): New variable.
17060 (grid_create_kernel_launch_attr_types): New function.
17061 (grid_insert_store_range_dim): Likewise.
17062 (grid_get_kernel_launch_attributes): Likewise.
17063 (get_target_argument_identifier_1): Likewise.
17064 (get_target_argument_identifier): Likewise.
17065 (get_target_argument_value): Likewise.
17066 (push_target_argument_according_to_value): Likewise.
17067 (get_target_arguments): Likewise.
17068 (expand_omp_target): Call get_target_arguments instead of looking
17069 up for teams and thread limit.
17070 (grid_expand_omp_for_loop): New function.
17071 (grid_arg_decl_map): New type.
17072 (grid_remap_kernel_arg_accesses): New function.
17073 (grid_expand_target_kernel_body): New function.
17074 (expand_omp): Call it.
17075 (lower_omp_for): Do not emit phony constructs.
17076 (lower_omp_taskreg): Do not emit phony constructs but create for them
17077 a temporary variable receiver_decl.
17078 (lower_omp_taskreg): Do not emit phony constructs.
17079 (lower_omp_teams): Likewise.
17080 (lower_omp_grid_body): New function.
17081 (lower_omp_1): Call it.
17082 (grid_reg_assignment_to_local_var_p): New function.
17083 (grid_seq_only_contains_local_assignments): Likewise.
17084 (grid_find_single_omp_among_assignments_1): Likewise.
17085 (grid_find_single_omp_among_assignments): Likewise.
17086 (grid_find_ungridifiable_statement): Likewise.
17087 (grid_target_follows_gridifiable_pattern): Likewise.
17088 (grid_remap_prebody_decls): Likewise.
17089 (grid_copy_leading_local_assignments): Likewise.
17090 (grid_process_kernel_body_copy): Likewise.
17091 (grid_attempt_target_gridification): Likewise.
17092 (grid_gridify_all_targets_stmt): Likewise.
17093 (grid_gridify_all_targets): Likewise.
17094 (execute_lower_omp): Call grid_gridify_all_targets.
17095 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
17096 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
17097 (tree_omp_clause): Added union field dimension.
17098 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
17099 * tree.c (omp_clause_num_ops): Added number of arguments of
17100 OMP_CLAUSE__GRIDDIM_.
17101 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
17102 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
17103 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
17104 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
17105 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
17106 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
17107 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
17108 * tree-pass.h (make_pass_gen_hsail): Declare.
17109 (make_pass_ipa_hsa): Likewise.
17110 * ipa-hsa.c: New file.
17111 * lto-section-in.c (lto_section_name): Add hsa section name.
17112 * lto-streamer.h (lto_section_type): Add hsa section.
17113 * timevar.def (TV_IPA_HSA): New.
17114 * hsa-brig-format.h: New file.
17115 * hsa-brig.c: New file.
17116 * hsa-dump.c: Likewise.
17117 * hsa-gen.c: Likewise.
17120 * toplev.c (compile_file): Call hsa_output_brig.
17121 * hsa-regalloc.c: New file.
17123 2016-01-18 Jeff Law <law@redhat.com>
17125 PR tree-optimization/69320
17126 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
17127 ranged object, do nothing if the RHS constant is not [0..1].
17128 (optimize_stmt): Comparing a boolean ranged object against a
17129 constant outside [0..1] results in a compile-time constant.
17131 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
17134 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
17136 * doc/invoke.texi (Invoking GCC): Add new section to menu.
17137 (Option Summary): Update to reflect new section and moved options.
17138 (C++ Dialect Options): Move -fstats to new section.
17139 (Debugging Options): Move all dump, statistics, and other GCC
17140 developer options to new section. Rewrite section introduction
17141 and re-order remaining options to put the more basic ones first.
17142 (Optimization Options): Move -fira-verbose and -flto-report* to
17144 (Developer Options): New section incorporating moved options.
17145 * doc/cppopts.texi (-dM): Update cross-reference.
17147 2016-01-18 Richard Henderson <rth@redhat.com>
17150 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
17151 operands to pseudo only if CSE is expected. Split long immediate
17152 operands only after reload, and for the stack pointer.
17153 (*add<GPI>3_pluslong): Remove.
17154 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
17155 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
17156 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
17157 (*add<GPI>3 peepholes): New.
17158 (*add<GPI>3 splitters): New.
17159 * config/aarch64/constraints.md (Upl): New.
17160 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
17162 2016-01-18 Richard Biener <rguenther@suse.de>
17164 PR tree-optimization/69297
17165 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
17167 (vect_bb_vectorization_profitable_p): Clear visited flag again.
17169 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
17171 PR middle-end/68542
17172 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
17173 of mixind vector and scalar types.
17174 (fold_relational_const): Add handling of vector
17175 comparison with boolean result.
17176 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
17177 comparison of vector operands with boolean result for EQ/NE only.
17178 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
17179 (verify_gimple_cond): Likewise.
17180 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
17183 2016-01-18 Joseph Myers <joseph@codesourcery.com>
17185 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
17188 2016-01-18 Richard Biener <rguenther@suse.de>
17190 PR middle-end/69308
17191 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
17193 2016-01-18 Tom de Vries <tom@codesourcery.com>
17195 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
17197 2016-01-18 Tom de Vries <tom@codesourcery.com>
17199 * omp-low.c (set_oacc_fn_attrib): Make extern.
17200 * omp-low.h (set_oacc_fn_attrib): Declare.
17201 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
17202 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
17203 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
17204 Add and handle function parameter oacc_kernels_p.
17205 (find_reduc_addr, get_omp_data_i_param): New function.
17206 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
17207 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
17208 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
17209 Calculate dominance info. Skip loops that are not in a kernels region
17210 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
17211 (pass_parallelize_loops::execute): Call parallelize_loops with
17212 oacc_kernels_p argument.
17213 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
17214 New member function.
17215 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
17216 * passes.def: Add argument to pass_parallelize_loops instantation.
17218 2016-01-18 Tom de Vries <tom@codesourcery.com>
17220 * tree-parloops.c (pass_parallelize_loops::execute): Allow
17221 pass_parallelize_loops to be run outside the loop pipeline.
17223 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17225 * tree-scalar-evolution.c (follow_copies_to_constant): New.
17226 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
17228 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17231 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
17232 using get_ref_base_and_extent.
17233 (equal_mem_array_ref_p): New.
17234 (hashable_expr_equal_p): Add call to previous.
17236 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17239 * tree-sra.c (disqualified_constants, constant_decl_p): New.
17240 (sra_initialize): Allocate disqualified_constants.
17241 (sra_deinitialize): Free disqualified_constants.
17242 (disqualify_candidate): Update disqualified_constants when appropriate.
17243 (create_access): Scan for constant-pool entries as we go along.
17244 (scalarizable_type_p): Add check against type_contains_placeholder_p.
17245 (maybe_add_sra_candidate): Allow constant-pool entries.
17246 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
17247 (initialize_constant_pool_replacements): New.
17248 (sra_modify_assign): Avoid mangling assignments created by previous,
17249 and don't generate writes into constant pool.
17250 (sra_modify_function_body): Call initialize_constant_pool_replacements.
17252 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
17254 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
17255 andnot instruction.
17256 (scalar_chain::convert_op): Likewise.
17257 * config/i386/i386.md (*andndi3_doubleword): New.
17259 2016-01-18 Richard Biener <rguenther@suse.de>
17261 PR tree-optimization/69170
17262 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
17263 building a vector from scalar results of a pattern stmt.
17265 2016-01-18 Jakub Jelinek <jakub@redhat.com>
17267 * haifa-sched.c (autopref_multipass_init): Work around
17268 -Wmaybe-uninitialized warning.
17270 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
17272 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
17273 against the constant 0.
17275 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17277 PR tree-optimization/68799
17278 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
17279 look up phi candidates in the statement-candidate map.
17280 (phi_add_costs): Likewise.
17281 (record_phi_increments): Likewise.
17282 (phi_incr_cost): Likewise.
17283 (ncd_with_phi): Likewise.
17284 (all_phi_incrs_profitable): Likewise.
17286 2016-01-17 Jakub Jelinek <jakub@redhat.com>
17288 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
17289 -Wmaybe-uninitialized warning.
17291 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
17293 * doc/invoke.texi (Invoking GCC): Add new section to menu.
17294 (Option Summary): Update to reflect new section and moved options.
17295 (C++ Dialect Options): Move -fvtable-verify and related options.
17296 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
17297 and profiling-related options.
17298 (Optimization Options): Move profile generation options and
17299 -fstack-protector and related options.
17300 (Instrumentation Options): New section incorporating moved options.
17301 (Code Generation Options): Move -finstrument-functions and
17302 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
17304 2016-01-16 Tom de Vries <tom@codesourcery.com>
17306 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
17308 2016-01-16 Tom de Vries <tom@codesourcery.com>
17310 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
17312 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
17314 * hash-table.h (hash_table::empty): Turn into an inline wrapper
17315 that checks whether the table is already empty. Rename the
17316 original implementation to...
17317 (hash_table::empty_slot): ...this new private function.
17319 2016-01-15 David Malcolm <dmalcolm@redhat.com>
17321 PR diagnostic/68899
17322 * diagnostic-show-locus.c (layout::print_source_line): Move x
17323 offset of line until after call to
17324 get_line_width_without_trailing_whitespace.
17326 2016-01-15 Jeff Law <law@redhat.com>
17328 PR tree-optimization/69270
17329 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
17330 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
17331 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
17332 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
17333 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
17334 ssa_name_has_boolean_range and constant_boolean_node.
17336 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
17338 PR rtl-optimization/69030
17339 * lra-spills.c (remove_pseudos): Check nrefs and make the function
17341 (spill_pseudos): Delete debug insn for dead pseudo.
17342 (lra_spill): Initiate spill_hard_reg and slots memory separately.
17344 2016-01-15 Jiong Wang <jiong.wang@arm.com>
17346 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
17348 (TYPES_UNOPUS): Likewise.
17349 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
17350 builtin type, from UNOP to UNOPUS.
17351 (lbtruncuv4sf): Likewise.
17352 (lbtruncuv2df): Likewise.
17353 (lrounduv2sf): Likewise.
17354 (lrounduv4sf): Likewise.
17355 (lrounduv2df): Likewise.
17356 (lroundusf): Likewise.
17357 (lroundusf): Likewise.
17358 (lceiluv2sf): Likewise.
17359 (lceiluv4sf): Likewise.
17360 (lceiluv2df): Likewise.
17361 (lceilusf): Likewise.
17362 (lceiludf): Likewise.
17363 (lflooruv2sf): Likewise.
17364 (lflooruv4sf): Likewise.
17365 (lflooruv2df): Likewise.
17366 (lfloorusf): Likewise.
17367 (lfloorudf): Likewise.
17368 (lfrintnuv2sf): Likewise.
17369 (lfrintnuv4sf): Likewise.
17370 (lfrintnuv2df): Likewise.
17371 (lfrintnusf): Likewise.
17372 (lfrintnudf): Likewise.
17373 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
17375 (vcvtq_u32_f32): Likewise.
17376 (vcvtq_u64_f64): Likewise.
17377 (vcvta_u32_f32): Likewise.
17378 (vcvtaq_u32_f32): Likewise.
17379 (vcvtaq_u64_f64): Likewise.
17380 (vcvtm_u32_f32): Likewise.
17381 (vcvtmq_u32_f32): Likewise.
17382 (vcvtmq_u64_f64): Likewise.
17383 (vcvtn_u32_f32): Likwise.
17384 (vcvtnq_u32_f32): Likewise.
17385 (vcvtnq_u64_f64): Likewise.
17386 (vcvtp_u32_f32): Likewise.
17387 (vcvtpq_u32_f32): Likewise.
17388 (vcvtpq_u64_f64): Likewise.
17389 (vcvtmd_u64_f64): Likewise.
17390 (vcvtms_u32_f32): Likewise.
17391 (vcvtad_u64_f64): Likewise.
17392 (vcvtas_u32_f32): Likewise.
17393 (vcvtnd_u64_f64): Likewise.
17394 (vcvtns_u32_f32): Likewise.
17395 (vcvtpd_u64_f64): Likewise.
17396 (vcvtps_u32_f32): Likewise.
17398 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17400 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
17401 CSEL of zero_extended registers.
17403 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17405 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
17406 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
17408 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17410 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
17411 false when argument string is not found in the attributes table
17414 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
17417 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
17418 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
17419 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
17420 precision estimate.
17422 2016-01-15 Richard Biener <rguenther@suse.de>
17424 PR tree-optimization/66856
17425 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
17426 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
17427 (vect_create_new_slp_node): Increment stmt reference count.
17428 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
17429 an SLP tree before swapping operands.
17430 (vect_build_slp_tree): Likewise.
17431 (destroy_bb_vec_info): Free stmt info after SLP instances.
17432 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
17433 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
17434 (STMT_VINFO_NUM_SLP_USES): New macro.
17436 2016-01-15 Richard Biener <rguenther@suse.de>
17439 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
17440 (add_linkage_name): ... here.
17441 (gen_typedef_die): Use add_linkage_name_raw instead of
17442 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
17445 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
17447 * gimplify.c (oacc_default_clause): Decode reference and pointer
17448 types for both kernels and parallel regions.
17450 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
17452 PR middle-end/69246
17453 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
17455 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
17457 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
17458 (convert_scalars_to_vector): Likewise.
17460 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
17462 * doc/extend.texi (Type Traits): Fix grammar.
17464 2016-01-15 Martin Jambor <mjambor@suse.cz>
17466 * tree-inline.c (remap_decl): Use existing dclarations if
17467 remapping a type and prevent_decl_creation_for_types.
17468 (replace_locals_stmt): Do an initial remapping of non-VLA typed
17469 decls first. Do real remapping with
17470 prevent_decl_creation_for_types set.
17471 * tree-inline.h (copy_body_data): New field
17472 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
17475 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
17477 * config/s390/s390.opt (mmvcle): More verbose help text.
17479 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
17481 * config/s390/s390.opt: Add period to -mzvector option text.
17483 2016-01-15 Richard Biener <rguenther@suse.de>
17485 PR tree-optimization/68961
17486 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
17487 of invariants in stores again.
17489 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
17491 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
17493 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
17495 * config/i386/i386.c (ix86_expand_branch): Don't split
17496 DI mode xor instruction to SI mode.
17498 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
17501 * ipa-icf.c (sem_function::merge): Virtual functions may become
17502 reachable even if they address is not taken and there are no
17505 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
17507 * lto-streamer-out.c (subtract_estimated_size): New function.
17508 (get_symbol_initial_value): Use it.
17510 2016-01-15 Christian Bruel <christian.bruel@st.com>
17513 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
17514 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
17515 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
17516 use add_builtin_function_ext_scope instead of add_builtin_function.
17517 (neon_set_p, neon_crypto_set_p): Remove.
17518 (arm_init_builtins): Always call arm_init_neon_builtins and
17519 arm_init_crypto_builtins.
17520 (arm_expand_builtin): Check that builtins are allowed for the arch.
17521 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
17522 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
17523 arm_init_neon_builtins call.
17525 2016-01-15 Richard Biener <rguenther@suse.de>
17527 PR tree-optimization/69117
17528 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
17529 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
17530 of the leader conservatively.
17531 (free_scc_vn): Restore original SSA name infos.
17533 2016-01-14 Jeff Law <law@redhat.com>
17535 PR tree-optimization/69270
17536 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
17537 single bit of precision, verify it's also unsigned.
17538 (record_edge_info): Use constant_boolean_node rather than fold_convert
17539 to convert boolean_true/boolean_false to the right type.
17541 2016-01-14 Richard Henderson <rth@redhat.com>
17544 * loop-doloop.c (record_reg_sets): New.
17545 (doloop_optimize): Reject the transform if the sequence
17546 clobbers registers live at the end of the loop block.
17547 (doloop_optimize_loops): Enable df_live if needed.
17549 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
17551 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
17552 * config/rs6000/rs6000.c: Likewise.
17553 * config/rs6000/rs6000.h: Likewise.
17554 * config/rs6000/rs6000.md: Likewise.
17555 * doc/extend.texi: Likewsie.
17557 2016-01-14 Jeff Law <law@redhat.com>
17559 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
17562 2016-01-14 Richard Henderson <rth@redhat.com>
17566 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
17567 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
17568 instead of builtin_decl_declared_p to test for declaration.
17570 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
17572 * doc/loop.texi (Loop Analysis and Representation): Document
17573 loop_depth function.
17575 2016-01-14 Tom de Vries <tom@codesourcery.com>
17577 PR tree-optimization/68773
17578 * omp-low.c (expand_omp_target): Don't set force_output.
17579 * varpool.c (varpool_node::get_create): Same.
17580 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
17581 offload_funcs with force_output.
17583 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17586 * lra-eliminations.c (move_plus_up): Don't change anything if either
17587 the outer or inner subreg mode is not MODE_INT.
17588 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
17589 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
17591 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17593 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
17594 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
17595 reduc_uplus_@var{m}): Remove.
17596 * expr.c (expand_expr_real_2): Remove expansion path for
17597 reduc_[us](min|max|plus) optabs.
17598 * optabs-tree.c (scalar_reduc_to_vector): Remove.
17599 * optabs-tree.h (scalar_reduc_to_vector): Remove.
17600 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
17601 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
17602 * tree-vect-loop.c (vectorizable_reduction): Remove test for
17603 reduc_[us](min|max|plus) optabs.
17605 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17607 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
17608 (reduc_plus_scal_v2sf): New.
17609 (reduc_smax_v2sf): Rename to...
17610 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
17611 (reduc_smin_v2sf): Rename to...
17612 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
17614 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
17616 * alias.c (compare_base_symbol_refs): New function.
17617 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
17620 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17622 PR middle-end/68146
17623 PR tree-optimization/69155
17624 * tree-complex.c: Include cfganal.h.
17625 (phis_to_revisit): New variable.
17626 (extract_component): Add phiarg_p argument. Assert that returned
17627 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
17628 (update_phi_components): Partly rewrite to use loop over real/imag
17629 components instead of code duplication. If extract_component returns
17630 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
17631 create_tmp_reg into the PHI node instead, and mention the phi triplet
17632 in phis_to_revisit.
17633 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
17634 in phis_to_revisit at the end.
17636 2016-01-14 Richard Biener <rguenther@suse.de>
17638 PR tree-optimization/68060
17639 * tree-vect-loop.c (vect_is_simple_reduction): Check the
17640 outer loop reduction is only used in the inner loop before
17641 detecting a double reduction.
17643 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17646 * combine.c (expand_field_assignment): Punt if compute_mode is
17647 unsupported scalar mode.
17649 2016-01-14 Richard Biener <rguenther@suse.de>
17651 PR tree-optimization/66856
17652 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
17653 SLP node only if it built successfully.
17654 (vect_analyze_slp_instance): Adjust.
17656 2016-01-14 Jeff Law <law@redhat.com>
17658 PR tree-optimization/69270
17659 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
17660 (record_edge_info): Use it. Convert boolean_{true,false}_node
17661 to the type of op0.
17663 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
17666 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
17667 use block_ultimate_origin
17668 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
17670 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17672 * doc/invoke.texi (Submodel Options): Rename section to
17673 "Machine-Dependent Options" to better reflect its content.
17674 Rewrite introductory text to remove archaic CPU names.
17677 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17679 * doc/invoke.texi (Code Gen Options): Move section up in file,
17680 before target-specific options. Update menu and option summary
17681 to reflect the new section ordering.
17683 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17685 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
17686 (C++ Dialect Options): Add cross-reference to -std option.
17687 * doc/standards.texi (C++ Language): Document C++14 support.
17689 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17691 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
17692 for pack/unpack functions for __ibm128.
17693 (PACK_IF): Likewise.
17694 (UNPACK_IF): Likewise.
17696 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
17697 support for __ibm128 pack/unpack functions.
17698 (rs6000_invalid_builtin): Likewise.
17699 (rs6000_init_builtins): Likewise.
17700 (rs6000_opt_masks): Likewise.
17702 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
17703 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
17705 (RS6000_BTM_COMMON): Likewise.
17707 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
17708 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
17709 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
17710 128-bit floating point. Add support for the double values to be
17711 in Altivec registers for TF/IF packing and unpacking, but restrict
17712 TD packing sub-fields to be FPR registers. Don't allow overlapped
17713 register support for packing. Allow pack inputs to be memory
17714 locations. Don't build generator functions for unpack<mode>_dm
17715 and unpack<mode>_nodm.
17716 (unpack<mode>_dm): Likewise.
17717 (unpack<mode>_nodm): Likewise.
17718 (pack<mode>): Likewise.
17720 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
17721 built-in functions to pack/unpack explicit __ibm128 values.
17722 (__builtin_unpack_ibm128): Likewise.
17724 * doc/extend.texi (PowerPC Built-in Functions): Document
17725 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
17727 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
17730 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
17731 Add new arg loc and pass it down as context.
17732 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
17733 to the location to use for the warning.
17734 (check_function_arguments): New arg loc. All callers changed. Pass
17735 it to check_function_nonnull.
17736 * c-common.h (check_function_arguments): Adjust declaration.
17738 2016-01-13 Jakub Jelinek <jakub@redhat.com>
17740 PR tree-optimization/69156
17741 * gimple.c (validate_type): Removed.
17742 (gimple_builtin_call_types_compatible_p): Use
17743 useless_type_conversion_p instead of validate_type.
17744 * value-prof.c (gimple_stringop_fixed_value): Fold
17745 icall_size to correct type.
17747 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17749 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
17752 2016-01-13 Richard Henderson <rth@redhat.com>
17755 * target.def (builtin_tm_load, builtin_tm_store): Remove.
17756 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
17757 (ix86_builtin_tm_store): Remove.
17758 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17759 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17760 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17761 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17762 * doc/tm.texi: Rebuild.
17764 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
17765 (BUILT_IN_TM_MEMCPY_RTWN): New.
17766 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
17767 fallback from vector to integer helpers.
17768 (build_tm_load): Handle vector types directly, instead of
17770 (build_tm_store): Likewise.
17771 (expand_assign_tm): Prepare for register types not handled by
17772 the above. Copy them to memory and use memcpy.
17773 * tree.c (tm_define_builtin): New.
17774 (find_tm_vector_type): New.
17775 (build_tm_vector_builtins): New.
17776 (build_common_builtin_nodes): Call it.
17778 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
17780 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
17781 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
17783 2016-01-13 Tom de Vries <tom@codesourcery.com>
17785 PR tree-optimization/69169
17786 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
17787 handled_struct_type param.
17788 (create_variable_info_for, intra_create_variable_infos): Call
17789 create_variable_info_for_1 with extra arg.
17791 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
17793 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
17794 and "armv8.1-a+crc" entries.
17796 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
17799 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
17800 Change first operand predicate from register_or_constm1_operand
17801 to register_operand.
17802 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
17803 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
17804 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
17805 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
17806 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
17807 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
17808 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
17809 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
17810 comparison with constm1_rtx from vec_prefetch_gen part.
17812 2016-01-13 Richard Biener <rguenther@suse.de>
17814 PR tree-optimization/69013
17815 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
17816 Exchange assert for a test.
17818 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17821 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
17823 2016-01-13 Richard Biener <rguenther@suse.de>
17825 PR tree-optimization/69242
17826 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
17827 assert with a check.
17829 2016-01-13 Richard Biener <rguenther@suse.de>
17831 PR tree-optimization/69186
17832 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17833 Properly guard vect_update_misalignment_for_peel call.
17835 2016-01-12 Jeff Law <law@redhat.com>
17837 PR tree-optimization/pr67755
17838 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
17839 "need_profile_correction".
17840 (thread_block_1): Initialize new field to false by default. If we
17841 have multiple thread paths through a common joiner to different
17842 final targets, then set new field to true.
17843 (compute_path_counts): Only do count adjustment when it's really
17846 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17848 * doc/invoke.texi (Spec Files): Move section down in file, past
17849 all command-line option descriptions.
17851 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17853 PR middle-end/54809
17854 * doc/gty.texi: Remove documentation of mark_hook.
17855 * gengtype.c (struct write_types_data): Remove code to support
17856 mark_hook attribute.
17857 (walk_type): Likewise.
17858 (write_func_for_structure): Likewise.
17860 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17862 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
17863 Directory Options, and -specs= to Overall Options.
17864 (Overall Options): Adjust similarly. Reorder to group related
17865 options together. Make -specs= cross-reference the spec file details.
17866 (Directory Options): Adjust similarly.
17868 2016-01-12 Jeff Law <law@redhat.com>
17870 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
17872 2016-01-12 Olivier Hainque <hainque@adacore.com>
17874 * gcc.c (spec_undefvar_allowed): New global.
17875 (process_command): Set to true when running for --version or --help,
17877 (getenv_spec_function): When the variable is not defined, use the
17878 variable name as the variable value if we're allowed not to issue
17881 2016-01-12 Bin Cheng <bin.cheng@arm.com>
17883 PR tree-optimization/68911
17884 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
17885 information computed for expression "init + nit * step".
17887 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17889 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
17890 about name of GCC executable. Remove deleted node from menu.
17891 (Directory Options) <-B>: Remove cross-reference to deleted node.
17892 (Target Options): Delete section.
17894 2016-01-12 Christian Bruel <christian.bruel@st.com>
17897 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
17898 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
17900 2016-01-12 Jakub Jelinek <jakub@redhat.com>
17903 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
17904 aligned_mem is properly set for AVX512-VL floating point masked
17908 * ifcvt.c (cond_exec_process_if_block): When removing the last
17909 insn from then_bb, remove also any possible barriers that follow it.
17911 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
17915 * config/i386/iamcu.h (SIZE_TYPE): New macro.
17916 (PTRDIFF_TYPE): Likewise.
17917 (WCHAR_TYPE): Likewise.
17918 (WCHAR_TYPE_SIZE): Likewise.
17919 (STDINT_LONG32): Likewise.
17921 2016-01-12 Richard Biener <rguenther@suse.de>
17923 PR tree-optimization/69053
17924 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
17925 convert initial value for cond reductions.
17927 2016-01-12 Richard Biener <rguenther@suse.de>
17929 PR tree-optimization/69007
17930 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
17931 widen_sum after dot_prod and sad.
17933 2016-01-12 Richard Biener <rguenther@suse.de>
17935 PR tree-optimization/69168
17936 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
17937 pattern stmt SLP type.
17938 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
17939 end up unused so cope with that case.
17941 2016-01-12 Richard Biener <rguenther@suse.de>
17943 PR tree-optimization/69157
17944 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
17945 stmts def type only during analyze phase.
17946 (vectorizable_call): Likewise.
17947 (vectorizable_simd_clone_call): Likewise.
17948 (vectorizable_conversion): Likewise.
17949 (vectorizable_assignment): Likewise.
17950 (vectorizable_shift): Likewise.
17951 (vectorizable_operation): Likewise.
17952 (vectorizable_store): Likewise.
17953 (vectorizable_load): Likewise.
17955 2016-01-12 Richard Biener <rguenther@suse.de>
17957 PR tree-optimization/69174
17958 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
17960 (vectorizable_load): Properly compute the number of loads needed
17961 for permuted strided SLP loads and do not spuriously assign
17962 to SLP_TREE_VEC_STMTS.
17964 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
17966 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
17967 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
17968 (MD_EXEC_PREFIX): Remove.
17969 (MD_STARTFILE_PREFIX) Removee.
17970 (FILE_NAME_ABSOLUTE_P): Remove.
17971 (CPP_SPEC): Do not read macros from sys/version.h.
17972 (LINK_COMMAND_SPEC): Remove.
17973 (LOCAL_INCLUDE_DIR): Remove.
17974 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
17975 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
17976 (POST_LINK_SPEC): Define to invoke stubify after linker
17977 (LIBSTDCXX): Remove define
17978 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
17979 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
17980 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
17981 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
17982 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
17983 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
17984 (i386_djgpp_asm_named_section): Add propotype of new procedure
17986 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
17987 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
17988 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
17989 in config/i386/djgpp.h).
17990 (STANDARD_STARTFILE_PREFIX_2): Define identical to
17991 STANDARD_STARTFILE_PREFIX_1.
17992 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
17993 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
17994 installation errors.
17995 (MAX_OFILE_ALIGNMENT): Define to 128.
17996 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
17998 * config/i386/djgpp.c: New file. Add implementation of
17999 i386_djgpp_asm_named_section.
18001 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
18003 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
18004 Add rule for building djgpp.o.
18006 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18008 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
18009 (rtx_is_swappable_p): Reductions are swappable.
18010 (insn_is_swappable_p): V2DF reductions are swappable.
18012 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
18014 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
18015 reloads for other unsupported memory operands.
18017 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
18018 Jim Wilson <jim.wilson@linaro.org>
18021 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
18022 copy_to_mode_reg instead of force_reg.
18024 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
18027 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
18028 TARGET_80387 is true.
18030 2016-01-11 Jakub Jelinek <jakub@redhat.com>
18033 * lra-eliminations.c (move_plus_up): Only move plus up
18034 if subreg of the constant can be simplified into constant
18035 and use the simplified subreg of the constant instead of
18036 the original constant.
18038 * fold-const.c (fold_convertible_p): Don't return true
18039 for conversion of VECTOR_TYPE to same sized integral type.
18040 (fold_convert_loc): Fix up formatting. Fold conversion of
18041 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
18042 instead of NOP_EXPR.
18044 PR tree-optimization/69214
18045 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
18046 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
18049 PR tree-optimization/69207
18050 * tree-vect-slp.c (vect_get_constant_vectors): For
18051 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
18052 fold_convertible_p to vector_type's element type, and always
18053 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
18055 2016-01-11 Richard Biener <rguenther@suse.de>
18057 PR tree-optimization/69173
18058 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
18059 fixup the cycle if all stmts are in a pattern.
18061 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
18063 PR middle-end/68999
18064 * alias.c (base_alias_check): Move check for addresses with
18065 alignment ANDs before the call for compare_base_decls.
18066 (memrefs_conflict_p): Return -1 for different decls
18067 that went through alignment adjustments.
18069 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18071 PR rtl-optimization/68796
18072 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
18073 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
18074 and QImode comparisons against zero with CC_NZmode.
18075 * config/aarch64/iterators.md (short_mask): New mode_attr.
18077 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
18079 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
18080 (<avx512>_store<mode>_mask): Likewise.
18082 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
18083 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18085 PR rtl-optimization/68841
18086 * ifcvt.c (struct noce_if_info): Add orig_x field.
18087 (bbs_ok_for_cmove_arith): Add to_rename parameter.
18088 Don't record conflicts on to_rename if it's present.
18089 Allow memory destinations in sets.
18090 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
18091 blocks, passing orig_x to the checks.
18092 (noce_process_if_block): Set if_info->orig_x appropriately.
18094 2016-01-11 Tom de Vries <tom@codesourcery.com>
18096 PR tree-optimization/69069
18097 * tree-parloops.c (create_parallel_loop): Add missing phi args.
18099 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
18101 PR rtl-optimization/68920
18102 * config/i386/i386.c (ix86_option_override_internal): Restrict number
18103 of conditional moves for RTL if-conversion to 1 for
18104 TARGET_ONE_IF_CONV_INSN.
18105 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
18106 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
18107 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
18108 parameter to restirct number of conditional moves for
18110 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
18111 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
18114 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
18117 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
18118 onepart vars. Fix typo in comment. Fix reversed condition in
18120 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
18123 * var-tracking.c (dump_onepart_variable_differences): New.
18124 (dataflow_set_different): If a detailed dump is requested,
18125 delay early returns and dump differences between onepart
18126 variables present before and after, and added variables.
18128 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
18131 * expr.c (expand_expr_real_1): For boolean vector constants
18132 with a scalar mode use const_scalar_mask_from_tree.
18133 (const_scalar_mask_from_tree): New.
18134 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
18135 assigned to a mask type to handle constants.
18137 2016-01-11 Martin Jambor <mjambor@suse.cz>
18140 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
18141 useless parameters if we cannot change function signature.
18143 2016-01-11 Martin Jambor <mjambor@suse.cz>
18146 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
18149 2016-01-11 Tom de Vries <tom@codesourcery.com>
18151 PR tree-optimization/69109
18152 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
18155 2016-01-11 Tom de Vries <tom@codesourcery.com>
18157 PR tree-optimization/69108
18158 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
18159 res is not used in a phi.
18161 2016-01-11 Yury Gribov <y.gribov@samsung.com>
18164 * common.opt (frandom-seed): Fix parameter name.
18165 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
18167 2016-01-11 Tom de Vries <tom@codesourcery.com>
18169 PR tree-optimization/69058
18170 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
18173 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
18175 * config/arc/arc.opt (mdiv-rem): Add period to the end.
18176 (mcode-density): Likewise.
18178 2016-01-10 Tom de Vries <tom@codesourcery.com>
18180 PR tree-optimization/69062
18181 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
18182 (parallelize_loops): Don't paralelize loop that has phi with address
18185 2016-01-10 Tom de Vries <tom@codesourcery.com>
18187 PR tree-optimization/69039
18188 * tree-parloops.c (try_create_reduction_list): Only allow single exit
18191 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
18193 PR middle-end/68743
18194 * match.pd: Require target has function_c99_misc before doing
18195 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
18197 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
18199 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
18201 * configure: Regenerate.
18203 2016-01-09 Jakub Jelinek <jakub@redhat.com>
18205 PR middle-end/50865
18206 PR tree-optimization/69097
18207 * fold-const.h (expr_not_equal_to): New prototype.
18208 * fold-const.c: Include stringpool.h and tree-ssanames.h.
18209 (expr_not_equal_to): New function.
18210 * match.pd (X % -Y is the same as X % Y): Don't optimize
18211 unless X is known not to be equal to minimum or Y is known
18212 not to be equal to -1.
18213 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
18214 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
18215 (simplify_stmt_using_ranges): Adjust caller.
18216 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
18217 substitute_and_fold.
18219 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
18221 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
18224 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18226 PR tree-optimization/69167
18227 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
18228 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
18230 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
18232 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
18233 Richard Biener <rguenther@suse.de>
18235 PR tree-optimization/68707
18236 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
18237 instances that can be handled via vect_load_lanes.
18239 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
18241 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
18242 if we can't determine address equivalence.
18243 * alias.c (compare_base_decl): Update for changed return value of
18244 symtab_node::equal_address_to.
18246 2016-01-08 Jason Merrill <jason@redhat.com>
18250 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
18251 * expr.c (store_field): Not here.
18252 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
18253 call with TREE_ADDRESSABLE type.
18254 * tree-cfg.c (verify_gimple_call): Adjust.
18256 2016-01-08 Olivier Hainque <hainque@adacore.com>
18258 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
18261 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
18263 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
18264 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
18265 (reduc_smin_v2sf): Rename to...
18266 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
18267 (reduc_splus_v2sf): Rename to...
18268 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
18270 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18272 PR tree-optimization/69162
18273 * gimplify.c (gimplify_va_arg_expr): Encode original type of
18274 valist argument in another argument.
18275 (gimplify_modify_expr): Adjust for the above change. Cleanup.
18276 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
18277 to determine the va_list type, build a MEM_REF instead of
18278 build_fold_indirect_ref.
18280 PR tree-optimization/69172
18281 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
18284 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
18286 PR tree-optimization/67781
18287 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
18288 and cmpnop in two steps: first the ones not accessed in original
18289 gimple expression in a endian independent way and then the ones not
18290 accessed in the final result in an endian-specific way.
18292 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18294 PR tree-optimization/69083
18295 * tree-vect-slp.c (vect_get_constant_vectors): For
18296 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
18297 element type. If op is fold_convertible_p to vector_type's element
18298 type, use NOP_EXPR instead of VCE.
18300 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
18302 PR rtl-optimization/67778
18303 PR rtl-optimization/68634
18304 PR rtl-optimization/68909
18305 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
18306 block from the stack until done with it. Remove a superfluous
18307 bitmap set. Remove a superfluous bitmap test.
18309 2016-01-07 Martin Sebor <msebor@redhat.com>
18312 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
18313 constraint on the type of arguments.
18315 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
18317 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
18318 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
18319 unaligned_access on the gcc_options set.
18320 * config/arm/arm.c (arm_option_override_internal): Use
18321 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
18323 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18326 * config/i386/i386.c (ix86_frame_pointer_required): Enable
18327 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
18329 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18332 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18335 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18336 depending on frame_pointer_needed before remaining integer and SSE
18337 registers are saved.
18339 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
18342 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
18344 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
18347 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
18348 Use the "xBm" constraint.
18349 (float<sseintvecmodelower><mode>2<mask_name><round_name):
18351 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
18352 (sse_cvtsi2ssq<round_name>): Likewise.
18353 (sse_cvtss2si<round_name>): Likewise.
18354 (sse_cvtss2siq<round_name>): Likewise.
18355 (sse2_cvtsi2sdq<round_name>): Likewise.
18356 (sse2_cvtsd2si<round_name>): Likewise.
18357 (sse2_cvtsd2siq<round_name>): Likewise.
18358 * config/i386/subst.md (round_nimm_scalar_predicate): New
18361 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
18363 PR middle-end/67639
18364 * varasm.c (make_decl_rtl): Mark invalid register vars as
18367 PR rtl-optimization/66206
18368 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
18369 All callers changed.
18371 2016-01-07 Jakub Jelinek <jakub@redhat.com>
18373 PR tree-optimization/69141
18374 * tree-ssa-pre.c: Include langhooks.h.
18375 (eliminate_dom_walker::before_dom_children): Use
18376 lang_hooks.decl_printable_name instead of
18377 cgraph_node::get ()->name ().
18379 PR middle-end/68960
18380 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
18381 it and DECL_ALIGN too.
18383 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
18385 * config/mips/mips-ftypes.def: Sort to lexicographical order.
18387 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18390 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18391 depending on frame_pointer_needed before remaining integer and SSE
18392 registers are saved.
18394 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18396 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
18397 mode iterator with VSX_M2.
18398 (*p9_vecstore_<mode>): Likewise.
18399 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
18400 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
18401 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
18402 (define_split for VSX_LE128 stores): Likewise.
18403 (define_peephole2 for TImode LE swaps): Likewise.
18404 (define_split for VSX_LE128 post-reload stores): Likewise.
18406 2016-01-06 Marek Polacek <polacek@redhat.com>
18409 * convert.c (convert_to_integer_1): Adjust call to
18410 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
18411 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
18412 EXPR instead of ARG.
18413 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
18415 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18418 * doc/extend.texi (RL78 Variable Attributes): New section.
18420 2016-01-05 Marek Polacek <polacek@redhat.com>
18423 * builtins.c (get_memmodel): Use expansion point location rather than
18424 the input location. Call warning_at rather than warning.
18425 (expand_builtin_atomic_compare_exchange): Likewise.
18426 (expand_builtin_atomic_load): Likewise.
18427 (expand_builtin_atomic_store): Likewise.
18428 (expand_builtin_atomic_clear): Likewise.
18430 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
18433 * config/i386/i386.c (ix86_expand_vector_logical_operator):
18434 Replace nonimmediate_operand with vector_operand.
18435 * config/i386/predicates.md (vector_operand): New predicate.
18436 (general_vector_operand): Replace nonimmediate_operand with
18438 * config/i386/sse.md: Replace nonimmediate_operand with
18439 vector_operand and m constraint with Bm constraint on SSE
18440 patterns with 16-byte memory operand.
18441 * config/i386/subst.md (round_nimm_predicate): Replace
18442 nonimmediate_operand with vector_operand.
18443 (round_saeonly_nimm_predicate): Likewise.
18444 (round_saeonly_nimm_scalar_predicate): New.
18446 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
18449 * config/i386/constraints.md (Bm): New constraint.
18450 * config/i386/predicates.md (vector_memory_operand): New
18452 * config/i386/sse.md: Replace xm with xBm in plusminus and
18453 any_logic patterns.
18455 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18458 * doc/extend.texi (V850 Function Attributes): New section.
18459 (V850 Variable Attributes): New section.
18461 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18464 * doc/extend.texi (MicroBlaze Function Attributes): Document
18465 interrupt_handler and fast_interrupt attributes.
18467 2016-01-05 Sergei Trofimovich <siarheit@google.com>
18470 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
18471 for local symbolic operands.
18472 * config/ia64/predicates.md (local_symbolic_operand64): New
18475 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18477 PR rtl-optimization/68651
18478 * combine.c (combine_simplify_rtx): Canonicalize x + x into
18481 2016-01-05 Nathan Sidwell <nathan@acm.org>
18483 * alias.c (compare_base_decls): Use symtab_node::get.
18485 2016-01-05 Nick Clifton <nickc@redhat.com>
18488 * ira-costs.c (copy_cost): Initialise the t_icode field of the
18489 secondary_reload_info structure.
18492 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
18493 decls if weak support is available.
18495 2016-01-04 Martin Sebor <msebor@redhat.com>
18497 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
18499 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
18501 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18502 OPTION_MASK_P9_DFORM.
18504 * config/rs6000/constraints.md (wo constraint): New constraint for
18507 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
18509 (rs6000_init_hard_regno_mode_ok): Likewise.
18511 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
18514 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
18515 expanders not to have constraints. Add support for ISA 3.0 xxperm
18516 instruction. Add support for fusing xxlor with xxperm.
18517 (altivec_vperm_<mode>_internal): Likewise.
18518 (altivec_vperm_v8hiv16qi): Likewise.
18519 (altivec_vperm_<mode>v16q): Likewise.
18520 (altivec_vperm_<mode>_uns): Likewise.
18521 (vperm_v8hiv4si): Likewise.
18522 (vperm_v16qiv8hi): Likewise.
18524 * doc/md.texi (RS/6000 constraints): Document wo constraint.
18526 2016-01-04 Jakub Jelinek <jakub@redhat.com>
18528 Update copyright years.
18530 * gcc.c (process_command): Update copyright notice dates.
18531 * gcov-dump.c (print_version): Ditto.
18532 * gcov.c (print_version): Ditto.
18533 * gcov-tool.c (print_version): Ditto.
18534 * gengtype.c (create_file): Ditto.
18535 * doc/cpp.texi: Bump @copying's copyright year.
18536 * doc/cppinternals.texi: Ditto.
18537 * doc/gcc.texi: Ditto.
18538 * doc/gccint.texi: Ditto.
18539 * doc/gcov.texi: Ditto.
18540 * doc/install.texi: Ditto.
18541 * doc/invoke.texi: Ditto.
18543 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18545 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
18546 modes larger than TImode as TImode if NEON is not enabled.
18548 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18551 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
18552 mode for %f0-%f31 only if TARGET_FPU.
18554 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18557 * config/sparc/sparc.c (scan_record_type): Take into account subfields
18558 to compute the PACKED_P predicate.
18559 (function_arg_record_value): Minor tweaks.
18561 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
18563 * doc/install.texi (--with-multilib-list): Describe the meaning of the
18564 option for arm*-*-* targets.
18566 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
18568 * doc/extend.texi (Common Function Attributes): Move docs for
18569 MSP430-specific attributes to....
18570 (MSP430 Function Attributes): ...here. Delete the redundant
18571 entries and copy-edit the remaining text.
18572 (MSP430 Variable Attributes): Use uniform format for index
18573 entries and add a cross-reference to the corresponding function
18576 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
18578 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
18580 (x86 Options): Likewise.
18582 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18586 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
18587 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
18588 to corresponding attribute.
18590 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18592 * doc/extend.texi (Common Function Attributes) <noplt>: Move
18593 to correct alphabetization of table. Copy-edit and correct
18595 <stack_protect>: Likewise.
18596 <target_clones>: Likewise.
18598 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
18599 Correct punctuation.
18600 (Code Gen Options) <-fno-plt>: Copy-edit.
18602 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
18605 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
18606 SI values. Explicitly convert SI to DI and vice-versa.
18608 2016-01-01 Jakub Jelinek <jakub@redhat.com>
18610 PR tree-optimization/69070
18611 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
18612 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
18615 * ubsan.c (ubsan_instrument_float_cast): Call
18616 initialize_sanitizer_builtins.
18619 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
18621 Copyright (C) 2016 Free Software Foundation, Inc.
18623 Copying and distribution of this file, with or without modification,
18624 are permitted in any medium without royalty provided the copyright
18625 notice and this notice are preserved.