1 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
4 "frame_related_p". Generate CFA annotation when it's necessary.
5 (aarch64_expand_prologue): Use aarch64_add_constant.
6 (aarch64_expand_epilogue): Likewise.
7 (aarch64_output_mi_thunk): Pass "false" when calling
10 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
15 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
18 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
19 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
20 (aarch64_build_constant): Delete.
22 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
25 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
27 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
28 flag_toplevel_reorder.
30 2016-07-25 Richard Biener <rguenther@suse.de>
32 * cgraph.c (cgraph_node::verify_node): Compare against builtin
33 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
34 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
35 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
36 (streamer_get_builtin_tree): Likewise.
37 (streamer_write_builtin): Likewise.
38 * lto-streamer.h (LTO_builtin_decl): Remove.
39 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
40 (lto_input_scc): Remove LTO_builtin_decl handling.
41 (lto_input_tree_1): Liekwise.
42 * lto-streamer-out.c (lto_output_tree_1): Remove special
45 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
46 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
48 (streamer_write_builtin): Remove.
50 2016-07-25 Martin Liska <mliska@suse.cz>
52 * lto-cgraph.c (input_symtab): Don't call get_working_sets
53 if flag_auto_profile is set to true.
55 2016-07-25 Martin Liska <mliska@suse.cz>
58 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
59 have a function with multiple latches, count them all.
61 2016-07-25 Martin Liska <mliska@suse.cz>
63 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
65 2016-07-25 Martin Liska <mliska@suse.cz>
67 PR tree-optimization/71987
68 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
69 just for SSA_NAMEs. Fix GNU coding style.
71 2016-07-25 Martin Liska <mliska@suse.cz>
74 * gcov-io.h: Update command about file format.
75 * gcov-iov.c (main): Adapt the numbering scheme.
77 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
80 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
81 whose result is used in PHI.
82 (final_range_test_p): Likewise.
83 (maybe_optimize_range_tests): Likewise.
85 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
87 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
88 Reformat two multi-line strings.
90 2016-07-22 Martin Sebor <msebor@redhat.com>
92 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
94 2016-07-22 Martin Sebor <msebor@redhat.com>
97 * doc/extend.texi (Compound Literals): Correct and clarify.
98 (Cast to Union): Same.
100 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
102 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
103 comments to explain why certain error messages make mention of
104 undocumented options.
105 (rs6000_invalid_builtin): Change error messages to replace mention
106 of undocumented options with mention of the -mcpu=power9 option
107 that enables those undocumented options.
108 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
109 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
110 definition of this macro to correct an existing error.
111 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
112 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
113 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
114 descriptions of built-in functions so that they depend on
115 -mcpu=power9 instead of on the corresponding undocumented flags.
116 * doc/invoke.texi (Option Summary): Remove all mention of newly
118 (IBM RS/6000 and PowerPC Options): Likewise.
119 * doc/md.texi (Constraints for Particuliar Machines): Remove all
120 mention of newly undocumented flags.
122 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
124 * ipa-cp.c (determine_versionability): Do not create constprop clones,
125 when target_clones attribute is set.
127 2016-07-22 Bin Cheng <bin.cheng@arm.com>
129 * common.opt (funsafe-loop-optimizations): Mark ignore.
130 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
131 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
133 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
134 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
136 2016-07-22 Bin Cheng <bin.cheng@arm.com>
138 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
140 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
142 (number_of_iterations_exit): Warn missed loop optimization for
143 possible infinite loops.
145 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
147 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
148 when to emit a ".machine" pseudo-op.
150 2016-07-22 Martin Liska <mliska@suse.cz>
152 PR gcov-profile/69028
153 PR gcov-profile/62047
154 * coverage.c (coverage_compute_lineno_checksum): Do not
155 calculate checksum for fns w/o xloc.file.
156 (coverage_compute_profile_id): Likewise.
158 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
160 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
161 (avr_secondary_reload): ...and implementation.
162 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
163 * config/avr/avr.md (reload_in<mode>): Remove insns.
164 (adjust_len) [lpm]: Remove insn attribute value.
165 * config/avr/predicates.md (flash_operand): Remove insn predicate.
167 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
170 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
172 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
173 * calls.c (special_function_p): Remove the special handling of the
176 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
179 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
180 if STMT may be an alloca call.
181 (gimple_alloca_call_p, alloca_call_p): Return only true for the
183 * calls.h (gimple_maybe_alloca_call_p): New function.
184 * tree-inline.c (inline_forbidden_p_stmt): Use
185 gimple_maybe_alloca_call_p here.
187 2016-07-21 David Malcolm <dmalcolm@redhat.com>
189 * spellcheck-tree.c (best_macro_match::best_macro_match):
190 Explictly specify the template arguments when invoking the base
191 class constructor, to help older C++ compilers.
193 2016-07-21 Jakub Jelinek <jakub@redhat.com>
196 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
197 before builtin_decl_implicit.
199 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
201 * optabs.c (emit_condiitonal_move): Short circuit for identical
204 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
206 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
207 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
208 (noce_conversion_profitable_p): New.
209 (noce_try_store_flag_constants): Use it.
210 (noce_try_addcc): Likewise.
211 (noce_try_store_flag_mask): Likewise.
212 (noce_try_cmove): Likewise.
213 (noce_try_cmove_arith): Likewise.
214 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
216 (noce_convert_multiple_sets): Move cost model to here, from...
217 (bb_ok_for_noce_convert_multiple_sets) ...here.
218 (noce_process_if_block): Update calls for above changes.
219 (noce_find_if_block): Record new noce_if_info parameters.
221 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
223 * target.def (max_noce_ifcvt_seq_cost): New.
224 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
225 * doc/tm.texi: Regenerate.
226 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
227 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
228 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
229 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
230 * doc/invoke.texi: Document new params.
232 2016-07-21 Richard Biener <rguenther@suse.de>
234 PR tree-optimization/71947
235 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
236 ranges have useful limit_vr information.
238 2016-07-21 Richard Biener <rguenther@suse.de>
240 * function-tests.c (build_trivial_generic_function): Set
241 BLOCK_SUPERCONTEXT of DECL_INITIAL.
242 * omp-low.c (create_omp_child_function): Likewise.
243 (grid_expand_target_grid_body): Likewise.
244 * cgraphunit.c (init_lowered_empty_function): Likewise.
245 (cgraph_node::expand_thunk): Likewise.
246 * tree-parloops.c (create_loop_fn): Likewise.
247 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
249 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
251 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
254 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
256 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
257 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
258 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
259 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
260 values for insn attribute.
261 * config/avr/avr.c (avr_out_insert_notbit): New function.
262 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
263 ADJUST_LEN_INSV_NOTBIT_0/_7.
264 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
266 2016-07-21 Bin Cheng <bin.cheng@arm.com>
268 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
269 (chrec_convert_1, chrec_convert): Ditto.
270 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
271 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
272 * tree-vrp.c (adjust_range_with_scev): Ditto.
273 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
274 (scev_var_range_cant_overflow): New function.
275 (scev_probably_wraps_p): New parameter. Call above function.
276 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
278 2016-07-21 Bin Cheng <bin.cheng@arm.com>
280 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
281 by removing computation of may_be_zero.
283 2016-07-21 Jakub Jelinek <jakub@redhat.com>
285 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
287 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
289 Improving concepts performance and diagnostics.
290 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
291 for constraint satisfaction and subsumption.
292 * timevar.h (auto_timevar): New constructor that matches the push/pop
293 pattern of usage in pt.c.
295 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
297 * hwint.h (HOST_WIDE_INT_0): New define.
298 (HOST_WIDE_INT_0U): Ditto.
299 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
300 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
301 * simplify-rtx.c: Ditto.
302 * tree-object-size.c: Ditto.
304 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
306 * config/s390/s390.c (s390_encode_section_info): Remove mode size
309 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
311 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
312 * combine.c: Use HOST_WIDE_INT_M1U instead of
313 ~(unsigned HOST_WIDE_INT) 0.
314 * double-int.h: Ditto.
321 * tree-ssa-loop-ivopts.c: Ditto.
322 * tree-ssa-loop-prefetch.c: Ditto.
323 * tree-vect-generic.c: Ditto.
324 * tree-vect-patterns.c: Ditto.
327 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
329 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
330 constant addresses outside [0,0xc0] into a register.
331 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
332 cases where the base address register is unused after.
333 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
334 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
335 (avr_out_store_psi_reg_disp_tiny): Same.
337 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
339 Implement attribute progmem on reduced Tiny cores by adding
340 flash offset 0x4000 to respective symbols.
343 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
344 documentation how it works on reduced Tiny cores.
345 (AVR Named Address Spaces): No support for reduced Tiny.
346 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
347 (avr_address_tiny_pm_p): New static function.
348 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
349 if the address is in progmem.
350 (avr_assemble_integer): Same.
351 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
352 for symbol_ref in progmem.
353 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
354 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
355 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
357 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
359 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
360 * configure: Regenerate.
361 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
362 (USE_THIN_ARCHIVES): New variable.
363 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
364 this archive as a thin archive.
366 2016-07-20 David Malcolm <dmalcolm@redhat.com>
368 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
369 same location as last time, don't skip if we have fix-it hints.
370 Clarify the skipping logic by converting it from one "if" clause
371 to repeated "if" clauses.
372 * spellcheck-tree.c: Include "cpplib.h".
373 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
374 (best_macro_match::best_macro_match): New constructor.
375 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
376 Move here from c/c-decl.c.
377 (class best_macro_match): Move here from c/c-decl.c, converting
378 from a typedef to a subclass, gaining a ctor.
380 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
382 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
383 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
385 (avr_addr_space_diagnose_usage): ...and implementation.
386 (avr_addr_space_supported_p): New function.
387 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
388 report bad address space usage if that space is supported.
389 (avr_insert_attributes): Same. No more complain about unsupported
391 * config/avr/avr-c.c (tm_p.h): Include it.
392 (avr_cpu_cpp_builtins): Only define addr-space related built-in
393 macro if avr_addr_space_supported_p.
395 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
397 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
398 flag_toplevel_reorder.
400 2016-07-20 David Malcolm <dmalcolm@redhat.com>
402 * gcc-rich-location.c
403 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
405 * gcc-rich-location.h
406 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
408 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
410 * target.def (addr_space): Add new diagnose_usage to hook vector.
411 * targhooks.c (default_addr_space_diagnose_usage): Add default
412 implementation and...
413 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
414 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
415 is some address space, call targetm.addr_space.diagnose_usage.
416 * doc/tm.texi.in (Named Address Spaces): Add anchor for
417 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
418 * doc/tm.texi: Regenerate.
420 2016-07-20 Martin Liska <mliska@suse.cz>
423 * graphite-isl-ast-to-gimple.c (later_of_the_two):
424 Properly handly PHI stmts.
426 2016-07-20 Bin Cheng <bin.cheng@arm.com>
428 PR tree-optimization/71503
429 PR tree-optimization/71683
430 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
433 2016-07-20 Martin Liska <mliska@suse.cz>
435 * doc/invoke.texi (-fipa-ra): Document when the option is
436 disabled. Fix a typo.
438 2016-07-20 Martin Liska <mliska@suse.cz>
440 * Makefile.in: Include fibonacci_heap.c
441 * fibonacci_heap.c: New file.
442 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
443 (fibonacci_heap::union_with): Fix deletion of the second heap.
444 * selftest-run-tests.c (selftest::run_tests): Incorporate
445 fibonacci heap tests.
446 * selftest.h: Declare fibonacci_heap_c_tests.
448 2016-07-20 Martin Liska <mliska@suse.cz>
450 * selftest-run-tests.c (selftest::run_tests): New function.
451 * selftest.h (sreal_c_tests): Declare.
452 * sreal.c (sreal_verify_basics): New function.
453 (verify_aritmetics): Likewise.
454 (sreal_verify_arithmetics): Likewise.
455 (verify_shifting): Likewise.
456 (sreal_verify_shifting): Likewise.
457 (void sreal_c_tests): Likewise.
459 2016-07-19 Jakub Jelinek <jakub@redhat.com>
461 PR rtl-optimization/71916
462 * cfgrtl.c (contains_no_active_insn_p): Return false also for
463 bb which have a single succ fake edge.
465 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
468 * dwarf2out.c (gen_subprogram_die): Only call
469 gen_unspecified_parameters_die while dumping early dwarf.
471 2016-07-19 Jakub Jelinek <jakub@redhat.com>
474 * gimple-fold.c (fold_builtin_memory_op): Use
475 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
477 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
479 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
480 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
481 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
482 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
486 * double-int.c: Ditto.
488 * dwarf2out.c: Ditto.
491 * fold-const.c: Ditto.
498 * loop-doloop.c: Ditto.
499 * loop-invariant.c: Ditto.
506 * simplify-rtx.c: Ditto.
507 * stor-layout.c: Ditto.
509 * tree-ssa-loop-ivopts.c: Ditto.
510 * tree-vect-generic.c: Ditto.
511 * tree-vect-patterns.c: Ditto.
516 * wide-int-print.cc: Ditto.
517 * wide-int.cc: Ditto.
520 2016-07-19 David Malcolm <dmalcolm@redhat.com>
522 * selftest.c (selftest::assert_streq): Handle NULL values of
523 val_actual and val_expected.
525 2016-07-19 Martin Jambor <mjambor@suse.cz>
528 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
529 rather than cgraph_create_node to get a call graph node.
531 2016-07-19 Richard Biener <rguenther@suse.de>
533 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
534 handle all tcc_constant bases and valueize SSA names.
535 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
538 2016-07-19 David Malcolm <dmalcolm@redhat.com>
540 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
541 the flags of the exit block and bb2, not just the entry block.
543 2016-07-19 Richard Biener <rguenther@suse.de>
545 PR tree-optimization/71901
546 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
547 align member, group stuff with the bitfield.
548 (vn_ref_op_align_unit): New inline.
549 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
550 record element alignment and operand 3 unchanged.
551 (ao_ref_init_from_vn_reference): Adjust.
552 (valueize_refs_1): Likewise.
553 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
555 2016-07-19 Richard Biener <rguenther@suse.de>
557 PR tree-optimization/71908
558 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
559 symbolic constants in a more reliable way.
561 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
563 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
565 (vect_update_inits_of_drs): Likewise.
566 (vect_create_cond_for_alias_checks): Likewise.
567 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
569 2016-07-19 Richard Biener <rguenther@suse.de>
572 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
573 with an abstract origin that is not an inlined function outer
574 scope add a self-reference as abstract origin.
575 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
577 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
580 * config/rs6000/rs6000.c (rs6000_function_value): Fix
581 unintentional System V.4 structure return breakage for structures
582 with a single floating point element.
584 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
586 PR tree-optimization/71734
587 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
588 contains REF, use it to check safelen, assume that safelen value
589 must be greater 1, fix style.
590 (ref_indep_loop_p_2): Add REF_LOOP argument.
591 (ref_indep_loop_p): Pass LOOP as additional argument to
594 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
596 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
597 allocation in the prologue.
598 * explow.c (get_dynamic_stack_base): New function to return an address
599 expression for the dynamic stack base.
600 (get_dynamic_stack_size): New function to do the required dynamic stack
601 space size calculations.
602 (allocate_dynamic_stack_space): Use new functions.
603 (align_dynamic_address): Move some code from
604 allocate_dynamic_stack_space to new function.
605 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
607 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
609 * config/s390/s390.c (s390_encode_section_info): Always set
610 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
613 2016-07-18 Richard Biener <rguenther@suse.de>
615 PR tree-optimization/71893
616 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
617 for sizetype cast added by array_ref_element_size.
618 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
620 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
622 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
623 register parameters. Remove code to initialize argument pointer
624 on TARGET_64BIT. Optimize call to _mcount when it can be reached
625 using a pc-relative branch. Cleanup conditional code.
626 * config/pa/pa.md (call_mcount): New expander.
627 (call_mcount_nonpic): New insn.
628 (call_mcount_pic): New insn and split.
629 (call_mcount_pic_post_reload): New insn.
630 (call_mcount_64bit): New insn and split.
631 (call_mcount_64bit_post_reload): New insn.
633 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
635 * config/avr/predicates.md (const_m255_to_m1_operand): New.
636 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
637 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
638 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
639 (*usum_widenqihi3, *udiff_widenqihi3)
640 (*addhi3_zero_extend.const): New combiner insns.
641 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
642 just 1 bit is affected.
643 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
644 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
646 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
648 * omp-low.c (lower_omp_target): Mark data clauses with
649 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
650 zero-length subarrays.
652 2016-07-15 Richard Biener <rguenther@suse.de>
654 PR tree-optimization/71881
655 * tree-loop-distribution.c (destroy_loop): Remove blocks in
656 reverse DOM order to make debug temp generation happy.
658 2016-07-15 Richard Biener <rguenther@suse.de>
660 PR tree-optimization/71887
661 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
662 verify it is not zero for division / modulo handling.
663 (value_replacement): Adjust.
665 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
666 Julian Brown <julian@codesourcery.com>
668 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
669 * config/aarch64/aarch64-cost-tables.h
670 (vulcan_extra_costs): New variable.
671 * config/aarch64/aarch64.c
672 (vulcan_addrcost_table): Likewise.
673 (vulcan_regmove_cost): Likewise.
674 (vulcan_vector_cost): Likewise.
675 (vulcan_branch_cost): Likewise.
676 (vulcan_tunings): Likewise.
678 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
680 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
681 (output_in_order): Loop over undefined variables too. Output them
682 via assemble_undefined_decl. Skip variables that correspond to hard
683 registers or have value-exprs.
684 * varpool.c (symbol_table::output_variables): Handle undefined
685 variables together with defined ones.
687 2016-07-15 Richard Biener <rguenther@suse.de>
689 * tree-ssa-pre.c (get_representative_for): Make sure to return
690 the value number of SSA names.
691 (phi_translate_1): get_representative_for cannot return NULL.
692 (do_pre_regular_insertion): Remove redundant call to
693 fully_constant_expression.
694 (do_pre_partial_partial_insertion): Likewise.
696 2016-07-15 Bin Cheng <bin.cheng@arm.com>
698 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
699 (derive_simple_iv_with_niters): New function.
700 (simple_iv): Rewrite using simple_iv_with_niters.
701 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
702 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
704 (number_of_iterations_exit): Rewrite using above function.
705 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
708 2016-07-15 Richard Biener <rguenther@suse.de>
710 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
713 2016-07-14 Jakub Jelinek <jakub@redhat.com>
715 PR tree-optimization/71872
716 * tree-data-ref.c (get_references_in_stmt): Ignore references
717 with is_gimple_constant get_base_address.
719 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
721 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
722 (TARGET_HAVE_LDACQD): New macro.
723 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
724 than TARGET_HAVE_LDACQ.
725 (arm_load_acquire_exclusivedi): Likewise.
726 (arm_store_release_exclusivedi): Likewise.
728 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
730 PR rtl-optimization/71878
731 * lra-constraints.c (match_reload): Pass information about other
732 output operands. Create new unique register value if matching input
733 operand shares same register value as output operand being considered.
734 (curr_insn_transform): Record output operands already processed.
736 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
739 PR tree-optimization/70923
740 * tree-vect-patterns.c: Include mult-synthesis.h.
741 (target_supports_mult_synth_alg): New function.
742 (synth_lshift_by_additions): Likewise.
743 (apply_binop_and_append_stmt): Likewise.
744 (vect_synth_mult_by_constant): Likewise.
745 (target_has_vecop_for_code): Likewise.
746 (vect_recog_mult_pattern): Use above functions to synthesize vector
747 multiplication by integer constants.
749 2016-07-14 Alan Modra <amodra@gmail.com>
751 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
752 gpr alternatives. Correct '*' placement on Y,r alternative.
753 Add '*' on operand 1 of r,r alternative.
755 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
757 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
758 * expmed.h: ... Here.
760 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
762 * gimple.h (stmt_can_terminate_bb_p): New function.
763 * tree-cfg.c (need_fake_edge_p): Rename to ...
764 (stmt_can_terminate_bb_p): ... this; return true if stmt can
765 throw external; handle const and pure calls.
766 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
768 2016-07-14 Richard Biener <rguenther@suse.de>
770 PR tree-optimization/71866
771 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
772 (do_hoist_insertion): Avoid endless recursion when we
773 didn't insert anything because we managed to simplify
774 things down to a constant or SSA name.
775 (fully_constant_expression): Re-write in terms of ...
776 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
777 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
778 vn_nary_build_or_lookup_1.
779 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
780 (vn_nary_build_or_lookup): ... this which now wraps it.
782 2016-07-14 Alan Modra <amodra@gmail.com>
785 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
786 with p9_vector override before power9-dform override.
788 2016-07-13 Andi Kleen <ak@linux.intel.com>
790 * value-prof.c (gimple_value_profile_transformations): Don't run
791 when auto_profile is on.
793 2016-07-13 Andi Kleen <ak@linux.intel.com>
795 * auto-profile.c (update_inlined_ind_target,
796 afdo_indirect_call): Print information to dump file.
798 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
800 * genrecog.c (special_predicate_operand_p): New function.
801 (predicate_name): Move function.
802 (validate_pattern): Don't warn about missing mode for all
803 define_special_predicate predicates.
805 2016-07-13 Bin Cheng <bin.cheng@arm.com>
807 * tree-vect-data-refs.c (vect_no_alias_p): New function.
808 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
809 resolve alias checks which are known at compilation time.
810 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
811 alias checks are resolved. Move dump info for too many runtime
812 alias checks to here...
813 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
815 2016-07-13 Richard Biener <rguenther@suse.de>
817 PR tree-optimization/24574
818 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
819 position and add shift, rotate, divison and modulo support
821 (value_replacement): Pass in argument position to absorbing_element_p.
823 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
826 * ipa-inline-transform.c (inline_call): Support
829 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
831 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
832 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
834 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
835 Baseline. Make initial alternative TARGET_32BIT only.
837 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
838 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
841 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
843 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
844 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
845 availability with TARGET_HAVE_MOVT.
846 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
847 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
848 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
850 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
851 extra instruction if MOVW is available. Use a cost variable
852 incremented by COSTS_N_INSNS (1) when the condition match rather than
853 returning an arithmetic expression based on COSTS_N_INSNS. Make
854 constant with bottom half word zero cost 2 instruction if MOVW is
856 * config/arm/arm.md (define_attr "arch"): Add v8mb.
857 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
858 target is ARMv8-M Baseline.
859 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
860 (arm_movtas_ze): Likewise.
861 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
862 alternative for constants satisfying j constraint.
863 (thumb1_movsi_insn): Likewise.
864 (movsi splitter for K alternative): Tighten condition to not trigger
865 if movt is available and j constraint is satisfied.
866 (Pe immediate splitter): Likewise.
867 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
868 constant fitting in an halfword to use MOVW.
869 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
872 2016-07-13 Richard Biener <rguenther@suse.de>
875 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
876 gimplifying the LHS. Make sure to gimplify a returning twice
877 call LHS without using SSA names.
879 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
881 * tree-data-ref.c (find_data_references_in_stmt): Remove
882 unnecessary call to vec::release.
883 (graphite_find_data_references_in_stmt): Likewise.
884 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
885 * tree-vect-stmts.c (vectorizable_condition): Likewise.
887 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
889 * cfgexpand.c (expand_used_vars): Make the type of a local
891 * genmatch.c (lower_for): Likewise.
892 * haifa-sched.c (haifa_sched_init): Likewise.
893 (add_to_speculative_block): Likewise.
894 (create_check_block_twin): Likewise.
895 * predict.c (handle_missing_profiles): Likewise.
896 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
897 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
898 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
900 (maybe_lower_iteration_bound): Likewise.
901 * tree-ssa-sccvn.c (DFS): Likewise.
902 * tree-stdarg.c (reachable_at_most_once): Likewise.
903 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
904 (vectorizable_store): Likewise.
906 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
908 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
909 (sccvn_dom_walker): make cond_stack an auto_vec.
911 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
913 * ree.c (struct ext_state): Make type of members auto_vec.
914 (find_and_remove_re): Adjust.
916 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
918 * cfgexpand.c (struct stack_vars_data): Make type of fields
920 (expand_used_vars): Adjust.
922 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
924 * ipa.c (record_cdtor_fn): Adjust.
925 (build_cdtor_fns): Likewise.
926 (ipa_cdtor_merge): Make static_ctors and static_dtors local
929 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
931 * genextract.c (struct accum_extract): Add constructor and make
935 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
937 * tree.c (struct free_lang_data_d): Add constructor and change
938 types of members to ones that automatically manage resources.
939 (fld_worklist_push): Adjust.
940 (find_decls_types): Likewise.
941 (find_decls_types_in_eh_region): Likewise.
942 (free_lang_data_in_cgraph): Stop manually creating and
943 destroying members of free_lang_data_d.
945 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
947 PR rtl-optimization/68961
948 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
949 peephole variant. Use sse_reg_operand predicates.
951 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
953 * config/i386/predicates.md (x86_64_immediate_operand)
954 <case CONST_INT>: Remove unneeded truncation to DImode.
956 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
958 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
961 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
962 The xxperm and xxpermr instructions require that the 2nd input
963 operand overlap with the output operand, and not the 1st.
964 (altivec_vperm_v8hiv16qi): Likewise.
965 (altivec_vperm_<mode>_uns_internal): Likewise.
966 (altivec_vpermr_<mode>_internal): Likewise.
967 (vperm_v8hiv4si): Likewise.
968 (vperm_v16qiv8hi): Likewise.
970 2016-07-12 Martin Liska <mliska@suse.cz>
972 * params.def: Add avg-loop niter.
973 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
974 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
975 * doc/invoke.texi: Document the new parameter.
977 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
980 * expr.c (store_constructor): Mask sign-extended bits when widening
981 sub-word constructor element at the start of a word.
983 2016-07-12 Martin Liska <mliska@suse.cz>
985 * Makefile.in: Append rule for params-options.h.
986 * params-options.h: New file.
988 2016-07-12 Martin Liska <mliska@suse.cz>
990 * ira-build.c (mark_loops_for_removal): Properly iterate
993 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
994 Richard Biener <rguenther@suse.de>
996 PR tree-optimization/23286
997 PR tree-optimization/70159
998 * doc/invoke.texi: Document -fcode-hoisting.
999 * common.opt (fcode-hoisting): New flag.
1000 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
1001 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
1002 (do_regular_insertion): Rename to ...
1003 (do_pre_regular_insertion): ... this and amend general comments
1004 on insertion strathegy.
1005 (do_partial_partial_insertion): Rename to ...
1006 (do_pre_partial_partial_insertion): ... this.
1007 (do_hoist_insertion): New function.
1008 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
1009 and call do_hoist_insertion properly.
1011 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
1012 (pass_pre::execute): Register hoist_insert stats.
1014 2016-07-12 Jakub Jelinek <jakub@redhat.com>
1017 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
1018 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
1019 is different from mode's bitsize. Small cleanup.
1021 2016-07-12 Richard Biener <rguenther@suse.de>
1023 PR rtl-optimization/68961
1024 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
1025 to simplify to a non-constant.
1027 2016-07-11 Jakub Jelinek <jakub@redhat.com>
1030 * omp-low.c (expand_omp_target): Gimplify device.
1032 PR tree-optimization/71823
1033 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
1034 to get vec_oprnds2 from op2.
1036 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
1038 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
1039 Hoist common subexpressions.
1040 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
1042 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
1045 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
1046 prevent generation of 'stxsiwx' on pre Power8 hardware.
1048 2016-07-11 David Malcolm <dmalcolm@redhat.com>
1050 * input.c: Include cpplib.h.
1051 (selftest::temp_source_file): New class.
1052 (selftest::temp_source_file::temp_source_file): New ctor.
1053 (selftest::temp_source_file::~temp_source_file): New dtor.
1054 (selftest::should_have_column_data_p): New function.
1055 (selftest::test_should_have_column_data_p): New function.
1056 (selftest::temp_line_table): New class.
1057 (selftest::temp_line_table::temp_line_table): New ctor.
1058 (selftest::temp_line_table::~temp_line_table): New dtor.
1059 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
1060 it to create a temp_line_table.
1061 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
1062 locations that are known to have column data.
1063 (selftest::line_table_case): New struct.
1064 (selftest::test_reading_source_line): Move tempfile handling
1065 to class temp_source_file.
1066 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
1067 (selftest::assert_token_loc_eq): New function.
1068 (ASSERT_TOKEN_LOC_EQ): New macro.
1069 (selftest::test_lexer): New function.
1070 (selftest::boundary_locations): New array.
1071 (selftest::input_c_tests): Call test_should_have_column_data_p.
1072 Loop over a test matrix of interesting values of location and
1073 default_range_bits, calling test_lexer on each case in the matrix.
1074 Move call to test_accessing_ordinary_linemaps into the matrix.
1075 * selftest.h (ASSERT_EQ): Reimplement in terms of...
1076 (ASSERT_EQ_AT): New macro.
1078 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
1081 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1082 Don't convert TImode in debug insn.
1084 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
1086 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
1087 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
1088 (tree_type_common::lang_flag_7): New.
1089 (tree_type_common::spare): Reduce size.
1090 * tree.h (TYPE_ALIGN_OK): Remove.
1091 (TYPE_LANG_FLAG_7): New.
1092 (get_inner_reference): Adjust header.
1093 * print-tree.c (print_node): Adjust.
1094 * expr.c (get_inner_reference): Remove parameter keep_aligning.
1095 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
1096 calls to get_inner_reference.
1097 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
1098 handling of TYPE_ALIGN_OK.
1099 * builtins.c (get_object_alignment_2): Adjust call to
1100 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
1101 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
1103 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
1104 * cfgexpand.c (expand_debug_expr): Likewise.
1105 * dbxout.c (dbxout_expand_expr): Likewise.
1106 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
1107 loc_list_from_tree, fortran_common): Likewise.
1108 * fold-const.c (optimize_bit_field_compare,
1109 decode_field_reference, fold_unary_loc, fold_comparison,
1110 split_address_to_core_and_offset): Likewise.
1111 * gimple-laddress.c (execute): Likewise.
1112 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
1113 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
1114 * hsa-gen.c (gen_hsa_addr): Likewise.
1115 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
1116 * tsan.c (instrument_expr): Likewise.
1117 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
1118 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
1119 * tree-affine.c (tree_to_aff_combination,
1120 get_inner_reference_aff): Adjust calls to get_inner_reference.
1121 * tree-data-ref.c (split_constant_offset_1,
1122 dr_analyze_innermost): Likewise.
1123 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
1124 * tree-sra.c (ipa_sra_check_caller): Likewise.
1125 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
1126 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
1127 bswap_replace): Likewise.
1128 * tree-vect-data-refs.c (vect_check_gather,
1129 vect_analyze_data_refs): Likewise.
1130 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
1131 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
1134 2016-07-11 David Malcolm <dmalcolm@redhat.com>
1136 * Makefile.in (selftest-valgrind): New phony target.
1137 * function-tests.c (selftest::build_cfg): Delete pass instances
1138 created by the test.
1139 (selftest::convert_to_ssa): Likewise.
1140 (selftest::test_expansion_to_rtl): Likewise.
1141 * tree-cfg.c (selftest::test_linear_chain): Release dominator
1143 (selftest::test_diamond): Likewise.
1145 2016-07-11 Richard Biener <rguenther@suse.de>
1147 PR tree-optimization/71816
1148 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
1149 than replacing all of its operands.
1151 2016-07-11 Alan Modra <amodra@gmail.com>
1153 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
1154 (ctr<mode>): Add unspec.
1155 (ctr<mode>_internal*): Likewise.
1157 2016-07-08 James Bowman <james.bowman@ftdichip.com>
1159 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
1160 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
1162 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
1164 PR rtl-optimization/71621
1165 * lra-constraints.c (process_alt_operands): Check combination of
1168 2016-07-08 Jason Merrill <jason@redhat.com>
1169 Richard Biener <rguenther@suse.de>
1171 P0145: Refining Expression Order for C++.
1172 * gimplify.c (initial_rhs_predicate_for): New.
1173 (gimplfy_modify_expr): Gimplify RHS before LHS.
1175 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1178 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1179 Allow standard error handling to take over when a wrong number
1180 of arguments is presented to __builtin_vec_ld () or
1181 __builtin_vec_st ().
1183 2016-07-08 Jiong Wang <jiong.wang@arm.com>
1185 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
1190 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
1191 __builtin_aarch64_fmaxv2sf.
1192 (vmaxnmq_f32): Likewise.
1193 (vmaxnmq_f64): Likewise.
1194 (vminnm_f32): Likewise.
1195 (vminnmq_f32): Likewise.
1196 (vminnmq_f64): Likewise.
1198 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1201 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
1202 enable -mfloat128-hardware by default.
1203 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
1204 that IEEE 128-bit hardware support needs.
1205 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
1206 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
1207 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
1208 floating point requires.
1209 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1210 -mfloat128 and -mfloat128-hardware changes.
1212 2016-07-08 Alan Hayward <alan.hayward@arm.com>
1214 PR tree-optimization/71667
1215 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
1217 2016-07-08 Martin Liska <mliska@suse.cz>
1220 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
1221 folding produces SAVE_EXPRs, thus return false for the type.
1223 2016-07-07 Martin Liska <mliska@suse.cz>
1225 * file-find.c (remove_prefix): New function.
1226 * file-find.h (remove_prefix): Declare the function.
1227 * gcc-ar.c (main): Skip a folder of the wrapper if
1228 a wrapped binary would point to the same file.
1230 2016-07-07 Jan Hubicka <jh@suse.cz>
1232 * tree-scalar-evolution.c (iv_can_overflow_p): export.
1233 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
1234 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
1236 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
1239 * ipa-inline-analysis.c (compute_inline_parameters): Set
1240 local.can_change_signature to false for intrumentation
1243 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1245 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
1246 with TARGET_HAVE_MOVT.
1247 (TARGET_HAVE_MOVT): Define.
1248 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
1249 availability with TARGET_HAVE_MOVT.
1250 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
1252 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
1254 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
1255 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
1256 * config/arm/constraints.md (define_constraint "j"): Use
1257 TARGET_HAVE_MOVT to check MOVT availability.
1259 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1261 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
1263 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1265 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
1266 (armv8-m.main): Likewise.
1267 (armv8-m.main+dsp): Likewise.
1268 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
1269 (FL_FOR_ARCH8M_MAIN): Likewise.
1270 * config/arm/arm-tables.opt: Regenerate.
1271 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
1272 armv8-m.main+dsp to BE8_LINK_SPEC.
1273 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
1274 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
1275 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
1276 Baseline and Mainline.
1277 (arm_option_override_internal): Also disable arm_restrict_it when
1278 !arm_arch_notm. Update comment for -munaligned-access to also cover
1280 (arm_file_start): Increase buffer size for printing architecture name.
1281 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
1282 and armv8-m.main+dsp.
1283 (mno-unaligned-access): Clarify that this is disabled by default for
1284 ARMv8-M Baseline architectures as well.
1286 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1288 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
1289 decide whether to prevent some libgcc routines being included for some
1290 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
1291 link between this condition and the one in
1292 libgcc/config/arm/lib1func.S.
1294 2016-07-07 Richard Biener <rguenther@suse.de>
1296 * tree-ssa-pre.c: Include alias.h.
1297 (compute_avail): If we have multiple VN_REFERENCEs with the
1298 same hashtable entry adjust that to make it a valid replacement
1299 for all of them with respect to alignment and aliasing
1300 when doing insertion.
1301 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
1302 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
1304 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
1308 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
1309 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
1312 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1314 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
1315 (adjust_mems): Adjust.
1316 (adjust_insn): Likewise.
1317 (prepare_call_arguments): Likewise.
1319 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1321 * gcse.c (struct ls_expr): Make stores field a vector.
1322 (ldst_entry): Adjust.
1323 (free_ldst_entry): Likewise.
1324 (print_ldst_list): Likewise.
1325 (compute_ld_motion_mems): Likewise.
1326 (update_ld_motion_stores): Likewise.
1328 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1330 * gcse.c (struct ls_expr): Remove loads field.
1331 (ldst_entry): Adjust.
1332 (free_ldst_entry): Likewise.
1333 (print_ldst_list): Likewise.
1334 (compute_ld_motion_mems): Likewise.
1336 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1338 * store-motion.c (struct st_expr): Make antic_stores a vector.
1339 (st_expr_entry): Adjust.
1340 (free_st_expr_entry): Likewise.
1341 (print_store_motion_mems): Likewise.
1342 (find_moveable_store): Likewise.
1343 (compute_store_table): Likewise.
1344 (remove_reachable_equiv_notes): Likewise.
1345 (replace_store_insn): Likewise.
1346 (build_store_vectors): Likewise.
1348 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1350 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
1351 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
1353 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1355 PR tree-optimization/71518
1356 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
1357 misalign also for outer loops with negative step.
1359 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
1361 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
1362 (cortex_a53_shift): Add mov_shift.
1363 (cortex_a53_shift_reg): Add new reservation for register shifts.
1364 (cortex_a53_alu): Remove bfm.
1365 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
1366 (cortex_a53_alu_extr): Add new reservation for EXTR.
1367 (bypasses): Improve bypass modelling.
1369 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1372 * config/avr/avr.c (avr_asm_select_section): Strip off
1373 SECTION_DECLARED from flags when calling get_section.
1375 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1377 * tree-vectorizer.h (vect_memory_access_type): Add
1378 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
1379 * tree-vect-stmts.c (compare_step_with_zero): New function.
1380 (perm_mask_for_reverse): Move further up file.
1381 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
1383 (get_negative_load_store_type): New function.
1384 (get_load_store_type): Call it. Add an ncopies argument.
1385 (vectorizable_mask_load_store): Update call accordingly and
1386 remove tests for negative steps.
1387 (vectorizable_store, vectorizable_load): Likewise. Handle new
1388 memory_access_types.
1390 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1392 * tree-vectorizer.h (vect_memory_access_type): New enum.
1393 (_stmt_vec_info): Add a memory_access_type field.
1394 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
1395 (vect_model_store_cost): Take an access type instead of a boolean.
1396 (vect_model_load_cost): Likewise.
1397 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
1398 vect_model_store_cost and vect_model_load_cost.
1399 * tree-vect-stmts.c (vec_load_store_type): New enum.
1400 (vect_model_store_cost): Take an access type instead of a
1401 store_lanes_p boolean. Simplify tests.
1402 (vect_model_load_cost): Likewise, but for load_lanes_p.
1403 (get_group_load_store_type, get_load_store_type): New functions.
1404 (vectorizable_store): Use get_load_store_type. Record the access
1405 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
1406 (vectorizable_load): Likewise.
1407 (vectorizable_mask_load_store): Likewise. Replace is_store
1408 variable with vls_type.
1410 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1412 * tree-vectorizer.h (vect_grouped_load_supported): Add a
1413 single_element_p parameter.
1414 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
1415 Check the PR65518 case here rather than in vectorizable_load.
1416 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
1417 * tree-vect-stmts.c (vectorizable_load): Likewise.
1419 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1421 * tree-vectorizer.h (gather_scatter_info): New structure.
1422 (vect_check_gather_scatter): Return a bool rather than a decl.
1423 Replace return-by-pointer arguments with a single
1424 gather_scatter_info *.
1425 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
1426 (vect_analyze_data_refs): Update call accordingly.
1427 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
1428 (vectorizable_mask_load_store): Likewise. Also record the
1429 offset dt and vectype in the gather_scatter_info.
1430 (vectorizable_store): Likewise.
1431 (vectorizable_load): Likewise.
1433 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1435 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
1436 strided groups, use the cost of N scalar accesses instead
1437 of ncopies vector accesses.
1438 (vect_model_load_cost): Likewise.
1440 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1442 * tree-vect-stmts.c (vect_cost_group_size): Delete.
1443 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
1444 variable to indicate when once-per-group costs are being used.
1445 (vect_model_load_cost): Likewise. Fix comment and misindented code.
1447 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1449 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
1450 peeling-for-gaps condition.
1452 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1454 * config/s390/s390.c (s390_expand_vec_init): Force initializer
1455 element to register if it doesn't match general_operand.
1457 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1458 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1460 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
1462 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
1463 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
1464 (SIGNBIT): New mode iterator.
1465 (Fsignbit): New mode attribute.
1466 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
1467 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
1468 when direct moves are available.
1469 (signbit<mode>2_dm): New define_insn_and_split).
1470 (signbit<mode>2_dm2): New define_insn.
1472 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1474 PR rtl-optimization/71594
1475 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
1476 into subregs of appropriate mode before trying to emit a conditional
1479 2016-07-05 Jan Hubicka <jh@suse.cz>
1481 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
1482 (simple_iv): Use it.
1484 2016-07-05 Jan Hubicka <jh@suse.cz>
1486 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
1488 2016-07-05 Jiong Wang <jiong.wang@arm.com>
1490 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
1493 2016-07-05 Jan Hubicka <jh@suse.cz>
1495 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
1498 2016-07-05 Richard Biener <rguenther@suse.de>
1500 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
1501 Handle empty else block.
1502 (is_feasible_trace): Likewise.
1503 (split_paths): Likewise.
1505 2016-07-05 Richard Biener <rguenther@suse.de>
1507 * tree-loop-distribution.c (distribute_loop): Fix issue with
1508 the cost model loop.
1510 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
1512 * config/arm/neon-testgen.ml: Delete.
1513 * config/arm/neon.ml: Delete.
1515 2016-07-04 Jakub Jelinek <jakub@redhat.com>
1518 * tree.c (attribute_value_equal): Use get_attribute_name instead of
1519 directly using TREE_PURPOSE.
1521 2016-07-04 Jiong Wang <jiong.wang@arm.com>
1523 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
1524 * config/aarch64/aarch64_neon.h: Likewise.
1525 * config/aarch64/arm_neon.h: Likewise.
1526 * config/aarch64/atomics.md: Likewise.
1527 * config/aarch64/aarch64-simd-builtins.def: Likewise.
1528 * doc/invoke.texi: Likewise.
1530 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
1532 * config/s390/s390.md: Add "z13" cpu_facility.
1533 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
1534 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
1535 condition" type instructions.
1537 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
1538 Jeff Law <law@redhat.com>
1540 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
1541 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
1543 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
1545 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
1546 permutation for TARGET_AVX512F.
1547 (ix86_expand_vec_one_operand_perm_avx512): New function.
1548 (expand_vec_perm_1): Invoke introduced function.
1549 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1550 it may be not valid after vectorization.
1552 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1555 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
1556 typo in comment. Only force to memory if it is a weak
1559 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
1560 Jiong Wang <jiong.wang@arm.com>
1562 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
1563 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
1564 (AARCH64_FL_F16): New.
1565 (AARCH64_FL_FOR_ARCH8_2): New.
1566 (AARCH64_ISA_8_2): New.
1567 (AARCH64_ISA_F16): New.
1568 (TARGET_FP_F16INST): New.
1569 (TARGET_SIMD_F16INST): New.
1570 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
1571 ("fp"): Disabling "fp" also disables "fp16".
1572 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
1573 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
1574 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
1575 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
1577 2016-07-04 Jan Beulich <jbeulich@suse.com>
1579 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
1581 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1584 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
1585 the insns, use an insn form that does not adjust the offset on
1586 little endian systems.
1588 2016-07-01 Jan Beulich <jbeulich@suse.com>
1590 * varasm.c (get_variable_section): Validate initializer in
1591 named .bss-like sections.
1593 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1595 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
1596 Exchange the order of the second and third operands in the vpermr
1597 instruction tmeplate.
1599 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
1602 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
1603 Disallow TDmode values.
1605 2016-07-01 Alan Modra <amodra@gmail.com>
1607 PR rtl-optimization/71709
1608 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
1609 being set, not referenced.
1611 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
1613 PR tree-optimization/70729
1614 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
1615 of loop since it can be not valid after transformation.
1617 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1619 * config/arm/arm.c (thumb_reload_in_hi): Delete.
1620 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
1622 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
1624 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
1627 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1630 * config/rs6000/constraints.md (wY constraint): New constraint to
1631 match the requirements for the LXSD and STXSD instructions.
1632 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
1633 predicate to match the requirements for the LXSD and STXSD
1635 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
1636 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
1637 to make sure that the bottom 2 bits of offset are 0, the address
1638 form is offsettable, and no updating is done in the address mode.
1639 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
1640 (movdi_internal32): Likewise
1641 (movdi_internal64): Likewise.
1643 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1645 PR tree-optimization/71707
1646 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
1647 strinfo even for ADDR_EXPR ptr.
1649 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
1651 * config/rs6000/altivec.md (darn_32): Change the condition to
1652 TARGET_P9_MISC instead of TARGET_MODULO.
1653 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
1654 condition expression.
1655 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
1656 condition expression.
1657 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
1658 (DFP_TEST): New code iterator.
1659 (dfptstsfi_<code>_mode>): New define_expand.
1660 (*dfp_sgnfcnc_<mode>): New define_insn.
1661 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
1662 definition next to BU_P9_MISC_1 definition and change the MASK
1663 value to RS6000_BTM_P9_MISC.
1664 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
1665 (BU_P9_64BIT_MISC_0): Likewise.
1666 (BU_P9_DFP_MISC_0): New macro definition.
1667 (BU_P9_DFP_MISC_1): New macro definition.
1668 (BU_P9_DFP_MISC_2): New macro definition.
1669 (BU_P9_DFP_OVERLOAD_1): New macro definition.
1670 (BU_P9_DFP_OVERLOAD_2): New macro definition.
1671 (BU_P9_DFP_OVERLOAD_3): New macro definition.
1672 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
1673 (TSTSFI_LT_TD): Likewise.
1674 (TSTSFI_EQ_DD): Likewise.
1675 (TSTSFI_EQ_TD): Likewise.
1676 (TSTSFI_GT_DD): Likewise.
1677 (TSTSFI_GT_TD): Likewise.
1678 (TSTSFI_OV_DD): Likewise.
1679 (TSTSFI_OV_TD): Likewise.
1680 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
1681 (TSTSFI_LT_DD): Likewise.
1682 (TSTSFI_LT_TD): Likewise.
1683 (TSTSFI_EQ): Likewise.
1684 (TSTSFI_EQ_DD): Likewise.
1685 (TSTSFI_EQ_TD): Likewise.
1686 (TSTSFI_GT): Likewise.
1687 (TSTSFI_GT_DD): Likewise.
1688 (TSTSFI_GT_TD): Likewise.
1689 (TSTSFI_OV): Likewise.
1690 (TSTSFI_OV_DD): Likewise.
1691 (TSTSFI_OV_TD): Likewise.
1692 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1693 overloaded test significance functions.
1694 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1695 OPTION_MASK_P9_MISC into the representation of this mask.
1696 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
1698 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
1699 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
1701 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
1702 argument is a 6-bit unsigned literal value if the icode argument
1703 represents a DFP test significance built-in call.
1704 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
1705 flag used independently and in combination with the
1706 RS6000_BTM_64BIT flag.
1707 (rs6000_opt_masks): Add entry for power9-misc command-line option.
1708 (rs6000_builtin_mask_names): Add entry for power9-misc
1709 command-line option.
1710 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
1711 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
1712 RS6000_BTM_P9_MISC macros.
1713 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
1714 option and change the description of the -mpower9-vector option to
1715 enable only vector instructions, removing its erroneously claimed
1716 support for scalar instructions.
1717 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1718 the ISA 3.0 digital floating point test significance built-in
1721 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
1723 * config/aarch64/aarch64.c (cortexa35_tunings):
1724 Enable AES fusion. Use cortexa57_branch_cost.
1725 (cortexa53_tunings): Use cortexa57_branch_cost.
1726 (cortexa72_tunings): Use cortexa57_branch_cost.
1727 Use AUTOPREFETCHER_WEAK.
1728 (cortexa73_tunings): Use cortexa57_branch_cost.
1730 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1731 James Greenhalgh <james.greenhalgh@arm.com>
1733 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
1734 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
1735 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
1736 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
1737 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
1738 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
1739 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
1740 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
1741 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
1742 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
1743 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
1744 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
1745 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
1748 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
1749 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1751 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
1753 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
1755 2016-06-30 David Malcolm <dmalcolm@redhat.com>
1758 * gcc.c (driver::build_option_suggestions): Pass "option" to
1759 add_misspelling_candidates.
1760 * opts-common.c (add_misspelling_candidates): Add "option" param;
1761 use it to avoid adding negated forms for options marked with
1763 * opts.h (add_misspelling_candidates): Add "option" param.
1765 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1768 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
1769 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
1770 first when permuting bitwise operation with rotate. Cast
1771 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
1773 2016-06-29 David Malcolm <dmalcolm@redhat.com>
1775 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
1776 for misspelled param names.
1777 * params.c: Include spellcheck.h.
1778 (find_param_fuzzy): New function.
1779 * params.h (find_param_fuzzy): New prototype.
1780 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
1781 * spellcheck.h (struct edit_distance_traits<const char *>):
1784 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1786 * config/rs6000/predicates.md (const_0_to_7_operand): New
1787 predicate, recognize 0..7.
1788 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
1789 support for doing extracts from V16QImode, V8HImode, V4SImode
1791 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
1792 vector extract support.
1793 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
1794 for ISA 3.0 vector extract.
1795 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
1796 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
1797 extracts of a constant element number from small integer vectors
1798 on 64-bit ISA 3.0 systems.
1799 (vsx_extract_<mode>_di): Likewise.
1800 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
1801 say when we can do ISA 3.0 vector extracts.
1802 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
1803 registers, using the stxsiwx instruction.
1805 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
1807 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
1808 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
1809 qdf24xx_regmove_cost, qdf24xx_tunings): New.
1810 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
1811 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
1812 * config/arm/arm.c (arm_qdf24xx_tune): New.
1814 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
1816 * config/aarch64/aarch64.c (cortexa53_tunings):
1817 Increase loop alignment to 8. Set function alignment to 16.
1818 (cortexa35_tunings): Likewise.
1819 (cortexa57_tunings): Increase loop alignment to 8.
1820 (cortexa72_tunings): Likewise.
1821 (cortexa73_tunings): Likewise.
1823 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
1825 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
1826 for arm_fp16_ok and arm_fp16_hw.
1827 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
1828 arm_fp16_alternative.
1830 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
1832 PR tree-optimization/71655
1833 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
1834 types when swapping operands.
1836 2016-06-29 Martin Liska <mliska@suse.cz>
1839 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
1840 * ipa-inline-transform.c (inline_call): Remove unnecessary call
1841 of build_optimization_node.
1843 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
1845 PR tree-optimization/70729
1846 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
1847 independent in loops having positive safelen value.
1848 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1849 it may be not valid after vectorization.
1851 2016-06-29 Jakub Jelinek <jakub@redhat.com>
1853 PR tree-optimization/71625
1854 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
1855 is sorted by ascending list->offset. If PTR is non-NULL and there is
1856 previous strinfo, call get_stridx_plus_constant.
1857 (get_stridx): Pass exp as second argument to get_addr_stridx.
1858 (addr_stridxptr): Add missing list = list->next, so that there can be
1859 more than one entries in the list. Bump limit from 16 to 32. Ensure
1860 the list is sorted by ascending list->offset.
1861 (get_stridx_plus_constant): Adjust so that it can be also called with
1862 ADDR_EXPR instead of SSA_NAME as PTR.
1863 (handle_char_store): Pass NULL_TREE as second argument to
1866 2016-06-29 Richard Biener <rguenther@suse.de>
1868 PR rtl-optimization/68961
1869 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
1871 2016-06-29 Richard Biener <rguenther@suse.de>
1874 * alias.c (component_uses_parent_alias_set_from): Handle
1875 type punning through union accesses by using the union alias set.
1876 * gimple.c (gimple_get_alias_set): Remove union type punning case.
1878 2016-07-29 Richard Biener <rguenther@suse.de>
1880 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
1881 precision not matching mode precision.
1883 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
1885 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
1886 pa_output_arg_descriptor.
1887 (call_val_symref_64bit_post_reload): Likewise.
1888 (call_val_powf_64bit_post_reload): Likewise.
1889 (sibcall_internal_symref_64bit): Likewise.
1890 (sibcall_value_internal_symref_64bit): Likewise.
1892 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1895 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
1896 a constant, force its SUBREG_REG into memory or register instead
1899 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1902 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
1903 * doc/invoke.texi (AVR Options): Document it.
1905 2016-06-28 Walter Lee <walt@tilera.com>
1907 * config/tilegx/linux.h: Do not include arch/icache.h
1908 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1909 * config/tilepro/linux.h: Do not include arch/icache.h
1910 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1912 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
1914 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
1915 for big-endian BIT_FIELD_REF.
1917 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
1919 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
1920 ('size' attribute): Add '128'.
1922 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
1923 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
1924 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
1925 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
1926 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
1927 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
1928 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
1929 *trunc<mode>df2_odd): Set size attribute to '128'.
1930 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
1931 * config/rs6000/power6.md (power6-fp): Include dfp type.
1932 * config/rs6000/power7.md (power7-fp): Likewise.
1933 * config/rs6000/power8.md (power8-fp): Likewise.
1934 * config/rs6000/power9.md: New file.
1935 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
1936 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
1937 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
1939 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
1940 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1941 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
1942 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
1943 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
1944 dfp_dscri_<mode>): Change type attribute to dfp.
1945 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
1946 attribute to vecsimple.
1947 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
1948 and prefetch streams.
1949 (rs6000_option_override_internal): Remove temporary code setting
1950 tuning to power8. Don't set rs6000_sched_groups for power9.
1951 (last_scheduled_insn): Change to rtx_insn *.
1952 (divide_cnt, vec_load_pendulum): New variables.
1953 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
1954 (rs6000_issue_rate): Set issue rate for Power9.
1955 (is_power9_pairable_vec_type): New.
1956 (power9_sched_reorder2): New.
1957 (rs6000_sched_reorder2): Call new function for Power9 specific
1959 (insn_must_be_first_in_group): Remove Power9.
1960 (insn_must_be_last_in_group): Likewise.
1961 (force_new_group): Likewise.
1962 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
1963 Initialize divide_cnt/vec_load_pendulum.
1964 (_rs6000_sched_context, rs6000_init_sched_context,
1965 rs6000_set_sched_context): Handle context save/restore of new
1968 2016-06-28 Richard Biener <rguenther@suse.de>
1970 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1971 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
1972 COMPONENT_REF operand.
1973 (nonoverlapping_component_refs_p): Likewise.
1974 * stor-layout.c (start_bitfield_representative): Mark
1975 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
1977 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1979 * Makefile.in: Don't cat ../stage_current if it does not exist.
1981 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
1982 last argument is a bit-field.
1984 PR rtl-optimization/71673
1985 * internal-fn.c (expand_arith_overflow_result_store): Use
1986 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
1987 expand_simple_binop.
1990 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
1991 expand_ifn_atomic_compare_exchange): New functions.
1992 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
1993 * tree.h (build_call_expr_internal_loc): Rename to ...
1994 (build_call_expr_internal_loc_array): ... this. Fix up type of
1996 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
1997 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
1998 ATOMIC_COMPARE_EXCHANGE result.
1999 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
2000 * gimple-fold.h (optimize_atomic_compare_exchange_p,
2001 fold_builtin_atomic_compare_exchange): New prototypes.
2002 * gimple-fold.c (optimize_atomic_compare_exchange_p,
2003 fold_builtin_atomic_compare_exchange): New functions..
2004 * tree-ssa.c (execute_update_addresses_taken): If
2005 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
2006 of call when finding addressable vars, and if such var becomes
2007 non-addressable, call fold_builtin_atomic_compare_exchange.
2009 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
2012 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
2013 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
2015 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
2017 * config/rs6000/rs6000.md ('type' attribute): Add
2018 veclogical,veccmpfx,vecexts,vecmove insn types.
2019 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
2020 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
2021 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
2022 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
2023 *nabs<mode>2_hw): Change type to vecmove.
2024 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
2025 *boolcc<mode>3_internal, *eqv<mode>3_internal,
2026 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
2027 *ieee_128bit_vsx_abs<mode>2_internal,
2028 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
2029 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
2030 *ieee128_mtvsrd_32bit): Change type to veclogical.
2031 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
2032 *movdi_internal32, *movdi_internal64): Update insn types.
2033 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
2034 vsx_extract_<mode>): Change type to veclogical.
2035 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
2036 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
2037 *vsx_sign_extend_si_v2di): Change type to vecexts.
2038 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
2040 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
2041 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
2042 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
2043 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
2044 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2045 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
2046 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
2047 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
2048 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
2049 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
2050 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
2051 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
2052 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
2053 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
2054 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
2055 (ppc7450-vecsimple): Add veclogical, vecmove.
2056 (ppc7450-veccmp): Add veccmpfx.
2057 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
2059 (ppc8540_vector_compare): Add veccmpfx.
2060 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
2061 * config/rs6000/cell.md (cell-fp): Add fpsimple.
2062 (cell-vecsimple): Add veclogical, vecmove.
2063 (cell-veccmp): Add veccmpfx.
2064 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
2065 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
2067 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
2068 * config/rs6000/power4.md (power4-fp): Add fpsimple.
2069 (power4-vecsimple): Add veclogical, vecmove.
2070 (power4-veccmp): Add veccmpfx.
2071 * config/rs6000/power5.md (power5-fp): Add fpsimple.
2072 * config/rs6000/power6.md (power6-fp): Add fpsimple.
2073 (power6-vecsimple): Add veclogical, vecmove.
2074 (power6-veccmp): Add veccmpfx.
2075 * config/rs6000/power7.md (power7-fp): Add fpsimple.
2076 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
2077 * config/rs6000/power8.md (power8-fp): Add fpsimple.
2078 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
2079 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
2080 * config/rs6000/titan.md (titan_fp): Add fpsimple.
2081 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
2083 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
2085 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
2088 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2089 OPTION_MASK_P9_DFORM_VECTOR.
2090 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
2091 disable -mpower9-dform-vector when using reload.
2092 (quad_address_p): Remove 'gpr_p' argument and all associated code.
2093 New 'strict' argument. Update all callers. Add strict addressing
2095 (rs6000_legitimate_offset_address_p): Remove call to
2096 virtual_stack_registers_memory_p.
2097 (rs6000_legitimize_reload_address): Add quad address support.
2098 (rs6000_legitimate_address_p): Move call to quad_address_p above
2099 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
2100 to account for new strict usage.
2101 (rs6000_output_move_128bit): Adjust quad_address_p args to account
2102 for new strict usage.
2103 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
2105 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
2112 * config/i386/i386.c (ix86_spill_class): Disable condition to
2113 always return NO_REGS.
2115 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
2117 * predict.c: Include gimple-pretty-print.h
2118 (predicted_by_loop_heuristics_p): Check also
2119 PRED_LOOP_EXIT_WITH_RECURSION
2120 (predict_loops): Find self recursive calls and use special purpose
2121 predictors for them; dump log about decisions.
2122 (pass_profile::execute): Dump info about #of iterations.
2123 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
2124 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
2126 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
2128 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
2129 output_asm_insn calls and shorten long lines. Output .CALL
2130 argument descriptor using pa_output_arg_descriptor. Add various
2131 inline $$dyncall and other optimizations.
2132 (pa_attr_length_indirect_call): Adjust ordering and lengths.
2134 2016-06-25 Jakub Jelinek <jakub@redhat.com>
2136 PR tree-optimization/71643
2137 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
2140 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
2141 leak a bitmap if dep_bb is NULL.
2143 PR tree-optimization/71631
2144 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
2145 to rewrite_expr_tree even if negate_result, move new_lhs var
2146 declaration and initialization earlier, for powi_result set afterwards
2147 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
2148 if new_lhs != lhs, and don't shadow gsi var.
2150 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
2152 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
2153 Add in_loop parameter.
2154 (predict_loops): Add loop guard heuristics.
2155 * predict.def (PRED_LOOP_GUARD): New heuristics.
2157 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
2159 * predict.c: Include ipa-utils.h
2160 (tree_bb_level_prediction): Predict recursive calls.
2161 (tree_estimate_probability_bb): Skip inexpensive calls for call
2163 * predict.def (PRED_RECURSIVE_CALL): New.
2165 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2167 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
2168 (BU_FLOAT128_1): Likewise.
2170 (COPYSIGNQ): Likewise.
2171 (RS6000_BUILTIN_NANQ): Likewise.
2172 (RS6000_BUILTIN_NANSQ): Likewise.
2173 (RS6000_BUILTIN_INFQ): Likewise.
2174 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
2175 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
2176 (TARGET_FOLD_BUILTIN): New #define.
2177 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
2178 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
2179 (rs6000_fold_builtin): New target hook implementation, handling
2180 folding of 128-bit NaNs and infinities.
2181 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
2182 entries are filled in to avoid problems during bootstrap
2183 self-test; define builtins for 128-bit NaNs and infinities.
2184 (rs6000_opt_mask): Add entry for float128.
2185 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
2186 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
2187 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
2188 (const_str_type_node): New #define.
2189 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
2190 to a define_expand that dispatches to either copysign<mode>3_soft
2191 or copysign<mode>3_hard.
2192 (copysign<mode>3_hard): Rename from copysign<mode>3.
2193 (copysign<mode>3_soft): New define_insn.
2194 * doc/extend.texi: Document new builtins.
2196 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2198 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
2199 PRIu64 instead of lu.
2201 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
2204 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
2207 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2209 PR tree-optimization/71647
2210 * omp-low.c (lower_rec_input_clauses): Convert
2211 omp_clause_aligned_alignment (c) to size_type_node for the
2212 last argument of __builtin_assume_aligned.
2214 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
2216 * configure.ac (calling ___tls_get_addr via GOT): New
2217 assembler/linker check.
2218 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
2219 assembler and linker supports calling ___tls_get_addr via GOT.
2220 Otherise, defined to 0.
2221 * config.in: Regenerated.
2222 * configure: Likewise.
2223 * config/i386/constraints.md (Yb): New constraint.
2224 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
2225 (REG_CLASS_NAMES): Likewise.
2226 (REG_CLASS_CONTENTS): Likewise.
2227 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
2228 the b constraint with the Yb constraint. Call ___tls_get_addr
2229 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
2231 (*tls_local_dynamic_base_32_gnu): Likewise.
2232 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
2233 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
2234 (*tls_local_dynamic_base_64_<mode>): Likewise.
2236 2016-06-24 Martin Liska <mliska@suse.cz>
2238 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
2239 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
2241 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
2242 argument to true if the expected number of iterations is
2245 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
2247 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
2248 assemble for 32bit target.
2249 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
2250 and $ld_ix86_gld_32_opt to link for 32bit target.
2251 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
2252 * configure: Regenerate.
2254 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2256 * config/arm/arm.c (int_log2): Delete definition and prototype.
2257 (shift_op): Use exact_log2 instead of int_log2.
2258 (vfp3_const_double_for_fract_bits): Likewise.
2260 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2262 * internal-fn.c (expand_arith_set_overflow): New function.
2263 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
2265 (expand_arith_overflow_result_store): Likewise. Handle precision
2266 smaller than mode precision.
2267 * tree-vrp.c (extract_range_basic): For imag part, handle
2268 properly signed 1-bit precision result.
2269 * doc/extend.texi (__builtin_add_overflow): Document that last
2270 argument can't be pointer to enumerated or boolean type.
2271 (__builtin_add_overflow_p): Document that last argument can't
2272 have enumerated or boolean type.
2274 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2275 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2277 * config/rs6000/predicates.md (splat_input_operand): Rework.
2278 Don't allow constants, since the insns that use this predicate
2279 don't support constants. Constants are handled by other insns
2280 that are created via combine. During and after register
2281 allocation, only allow indexed or indirect addresses, and not
2282 general addresses. Only allow modes supported by the hardware.
2283 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
2284 comment. Move check for using VSPLTIS<x> to a common location,
2285 instead of doing it in two different places.
2287 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
2289 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2290 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
2291 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
2292 signature_CENTAUR_ebx.
2294 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
2298 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
2299 (as_ix86_gas_32_opt): This.
2300 (ld_ix86_tls_ldm_opt): Renamed to ...
2301 (ld_ix86_gld_32_opt): This.
2302 (R_386_TLS_LDM reloc): Updated.
2303 (R_386_GOT32X reloc): New assembler/linker check.
2304 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
2305 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
2307 * config.in: Regenerated.
2308 * configure: Likewise.
2309 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
2310 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
2311 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
2312 if ix86_force_load_from_GOT_p returns true.
2313 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
2314 ix86_force_load_from_GOT_p returns true.
2315 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
2316 the external function address via the GOT slot.
2317 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
2318 HAVE_AS_IX86_GOT32X before returning false.
2319 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
2320 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
2322 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
2324 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
2326 2016-06-23 Andi Kleen <ak@linux.intel.com>
2328 * Makefile.in: Regenerate.
2329 * doc/install.texi: Document autoprofiledbootstrap.
2331 2016-06-23 Andi Kleen <ak@linux.intel.com>
2333 * config/i386/gcc-auto-profile: New file.
2335 2016-06-23 Martin Liska <mliska@suse.cz>
2338 * predict.c (predict_loops): Revert the hunk that was removed
2341 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
2343 * config.gcc: Add support for arm*-*-phoenix* targets.
2344 * config/arm/t-phoenix: New.
2345 * config/phoenix.h: New.
2347 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
2348 H.J. Lu <hongjiu.lu@intel.com>
2351 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
2352 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
2353 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
2354 ix86_force_load_from_GOT_p returns true.
2355 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
2356 ix86_force_load_from_GOT_p returns true.
2357 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
2358 ix86_force_load_from_GOT_p returns true.
2359 (ix86_expand_move): Load the external function address via the
2360 GOT slot if ix86_force_load_from_GOT_p returns true.
2361 * config/i386/predicates.md (x86_64_immediate_operand): Return
2362 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
2363 (x86_64_zext_immediate_operand): Ditto.
2365 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
2367 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
2369 2016-06-22 David Malcolm <dmalcolm@redhat.com>
2372 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
2373 * diagnostic.c (pedwarn_at_rich_loc): New function.
2374 * spellcheck.h (best_match::best_match): Add a
2375 "best_distance_so_far" optional parameter.
2376 (best_match::set_best_so_far): New method.
2377 (best_match::get_best_distance): New accessor.
2378 (best_match::get_best_candidate_length): New accessor.
2380 2016-06-22 Nick Clifton <nickc@redhat.com>
2382 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
2383 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
2384 modes are accepted as well.
2385 (ucompare_loc_descriptor): Likewise.
2386 (minmax_loc_descriptor): Likewise.
2387 (clz_loc_descriptor): Likewise.
2388 (popcount_loc_descriptor): Likewise.
2389 (bswap_loc_descriptor): Likewise.
2390 (rotate_loc_descriptor): Likewise.
2391 (mem_loc_descriptor): Likewise.
2392 (loc_descriptor): Likewise.
2394 2016-06-22 David Malcolm <dmalcolm@redhat.com>
2396 * common.opt (fdiagnostics-parseable-fixits): New option.
2397 * diagnostic.c: Include "selftest.h".
2398 (print_escaped_string): New function.
2399 (print_parseable_fixits): New function.
2400 (diagnostic_report_diagnostic): Call print_parseable_fixits.
2401 (selftest::assert_print_escaped_string): New function.
2402 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
2403 (selftest::test_print_escaped_string): New function.
2404 (selftest::test_print_parseable_fixits_none): New function.
2405 (selftest::test_print_parseable_fixits_insert): New function.
2406 (selftest::test_print_parseable_fixits_remove): New function.
2407 (selftest::test_print_parseable_fixits_replace): New function.
2408 (selftest::diagnostic_c_tests): New function.
2409 * diagnostic.h (struct diagnostic_context): Add field
2410 "parseable_fixits_p".
2411 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
2412 -fdiagnostics-parseable-fixits.
2413 (-fdiagnostics-parseable-fixits): New option.
2414 * opts.c (common_handle_option): Handle
2415 -fdiagnostics-parseable-fixits.
2416 * selftest-run-tests.c (selftest::run_tests): Call
2417 selftest::diagnostic_c_tests.
2418 * selftest.h (selftest::diagnostic_c_tests): New prototype.
2420 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
2422 PR tree-optimization/71488
2423 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
2424 comparison of boolean vectors.
2425 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
2426 of boolean vectors using bitwise operations.
2428 2016-06-22 Andreas Schwab <schwab@suse.de>
2430 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
2433 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
2435 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
2437 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
2439 * config/i386/i386.c (print_reg): Emit an error message on attempt to
2442 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2444 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
2445 * config/arm/arm-cores.def (cortex-a73): New entry.
2446 (cortex-a73.cortex-a35): Likewise.
2447 (cortex-a73.cortex-a53): Likewise.
2448 * config/arm/arm-tables.opt: Regenerate.
2449 * config/arm/arm-tune.md: Likewise.
2450 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
2451 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
2452 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
2453 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
2454 * doc/invoke.texi (ARM Options): Document cortex-a73,
2455 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
2457 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2459 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
2460 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
2461 (cortex-a73.cortex-a35): Likewise.
2462 (cortex-a73.cortex-a53): Likewise.
2463 * config/aarch64/aarch64-tune.md: Regenerate.
2464 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
2465 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
2468 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2470 * configure.ac (gcc_cv_as_compress_debug): Remove
2471 --compress-debug-sections as extra as switch.
2472 Handle gas --compress-debug-sections=type.
2473 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
2474 Handle gld --compress-debug-sections=type.
2475 * configure: Regenerate.
2477 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
2479 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
2481 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
2483 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
2484 (do_rewrite): likewise.
2486 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2488 * common/config/mep/mep-common.c: Remove.
2489 * config.gcc: Remove mep-* support.
2490 * config/mep/constraints.md: Remove.
2491 * config/mep/default.h: Remove.
2492 * config/mep/intrinsics.h: Remove.
2493 * config/mep/intrinsics.md: Remove.
2494 * config/mep/ivc2-template.h: Remove.
2495 * config/mep/mep-c5.cpu: Remove.
2496 * config/mep/mep-core.cpu: Remove.
2497 * config/mep/mep-default.cpu: Remove.
2498 * config/mep/mep-ext-cop.cpu: Remove.
2499 * config/mep/mep-intrin.h: Remove.
2500 * config/mep/mep-ivc2.cpu: Remove.
2501 * config/mep/mep-pragma.c: Remove.
2502 * config/mep/mep-protos.h: Remove.
2503 * config/mep/mep.c: Remove.
2504 * config/mep/mep.cpu: Remove.
2505 * config/mep/mep.h: Remove.
2506 * config/mep/mep.md: Remove.
2507 * config/mep/mep.opt: Remove.
2508 * config/mep/predicates.md: Remove.
2509 * config/mep/t-mep: Remove.
2510 * doc/install.texi: Remove mep-* documentation.
2511 * doc/md.texi: Likewise.
2513 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2515 * config.gcc: Remove support for avr-rtems.
2516 * config/avr/gen-avr-mmcu-specs.c: Likewise.
2517 * config/avr/rtems.h: Remove.
2518 * config/avr/t-rtems: Remove.
2520 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2522 * config.gcc: Remove m32r-rtems support.
2523 * config/m32r/rtems.h: Remove.
2525 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2527 * config.gcc: Remove h8300-rtems support.
2528 * config/h8300/rtems.h: Remove.
2529 * config/h8300/t-rtems: Remove.
2531 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2533 * config.gcc: Remove support for knetbsd.
2534 * configure.ac: Likewise.
2535 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
2536 * config/knetbsd-gnu.h: Remove.
2537 * configure: Regenerate.
2539 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2541 * config.gcc: Remove support for openbsd 2 and 3.
2542 * config/openbsd-oldgas.h: Remove.
2544 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2546 * config.gcc: Remove interix support.
2547 * config/i386/i386-interix.h: Remove.
2548 * config/i386/interix.opt: Remove.
2549 * config/i386/t-interix: Remove.
2550 * configure: Regenerate.
2551 * configure.ac: Remove interix support.
2552 * doc/install.texi: Remove interix documentation.
2554 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
2556 * config/rs6000/rs6000.h: Add conditional preprocessing directives
2557 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
2560 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
2562 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
2563 they are both PLACEHOLDER_EXPRs.
2565 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2567 * stor-layout.c (layout_type): Move setting complex MODE to
2568 layout_type, instead of setting it ahead of time by the caller.
2569 * tree.c (build_complex_type): Likewise.
2571 2016-06-21 Martin Liska <mliska@suse.cz>
2573 * predict.c (force_edge_cold): Replace imposisble with
2576 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
2578 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
2579 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
2581 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
2583 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
2585 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
2586 Ilya Enkovich <ilya.enkovich@intel.com>
2589 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
2590 New member function to convert V1TImode register to SUBREG
2591 TImode in debug insn.
2592 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
2593 after changing register mode to V1TImode.
2595 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
2597 * config/aarch64/aarch64-cores.def (vulcan): New core.
2598 * config/aarch64/aarch64-tune.md: Regenerate.
2599 * doc/invoke.texi: Document vulcan as an available option.
2601 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
2603 * cse.c (canon_asm_operands): New function extracted from...
2604 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
2605 either standalone or member of a PARALLEL.
2607 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
2610 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
2611 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
2612 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
2614 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
2617 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
2618 constant addresses if can_create_pseudo_p.
2620 2016-06-21 Jakub Jelinek <jakub@redhat.com>
2622 PR tree-optimization/71588
2623 * tree-ssa-strlen.c (valid_builtin_call): New function.
2624 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
2627 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2630 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
2631 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
2632 for conversion of scalar user var to complex type and use the
2633 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
2636 PR rtl-optimization/71591
2637 * toplev.c (toplev::run_self_tests): If no_backend, complain and
2638 don't run any tests.
2640 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
2643 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
2644 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
2645 space for PIC with non-v32 and the common non-PIC "jump".
2647 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2650 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
2651 returned values and add UN*/LTGT/*ORDERED cases with values matching
2652 D operand modifier on vcmp for AVX.
2654 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2656 * config/aarch64/aarch64.opt
2657 (mpc-relative-literal-loads): Rename internal option name.
2658 * config/aarch64/aarch64.c
2659 (aarch64_nopcrelative_literal_loads): Rename to
2660 aarch64_pcrelative_literal_loads.
2661 (aarch64_expand_mov_immediate): Likewise.
2662 (aarch64_secondary_reload): Likewise.
2663 (aarch64_can_use_per_function_literal_pools_p): Likewise.
2664 (aarch64_override_options_after_change_1): Rename and simplify logic.
2665 (aarch64_classify_symbol): Merge large model checks into switch,
2666 remove pc-relative load check.
2668 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2670 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
2671 costs relative to the cost of a register move.
2673 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2675 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
2676 (vcvt_n_f64_u64): Likewise.
2677 (vcvt_n_s64_f64): Likewise.
2678 (vcvt_n_u64_f64): Likewise.
2679 (vcvt_f64_s64): Likewise.
2680 (vrecpe_f64): Likewise.
2681 (vcvt_f64_u64): Likewise.
2682 (vrecps_f64): Likewise.
2684 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2686 * config/aarch64/aarch64.md
2687 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
2689 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
2691 * config/aarch64/aarch64-builtins.c
2692 (aarch64_types_binop_uss_qualifiers): Delete.
2693 (TYPES_BINOP_USS): Likewise.
2694 (aarch64_types_binop_sus_qualifiers): Likewise.
2695 (TYPES_BINOP_SUS): Likewise.
2696 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
2697 (TYPES_FCVTIMM_SUS): Likewise.
2698 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
2700 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
2701 (fcvtzs): Use SHIFTIMM rather than BINOP.
2702 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
2704 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2706 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
2707 costs relative to the cost of a register move.
2709 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2711 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
2712 Allow scalar/single vector modes to be tieable.
2714 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2716 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
2718 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2720 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
2722 * tree.h (TYPE_ALIGN): Likewise.
2724 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2727 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
2729 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2731 * config/avr/avr.c (avr_print_operand): Fix "format not a string
2732 literal" build warnings.
2733 (avr_print_operand_address): Dito.
2735 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
2738 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
2739 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
2741 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
2743 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
2745 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
2748 * reload1.c (reload): Pass 0 to finish_spills when called because
2749 update_eliminables_and_spill returns true and remove did_spill.
2750 (finish_spills): Adjust comment and document GLOBAL parameter.
2752 2016-06-17 DJ Delorie <dj@redhat.com>
2755 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
2756 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
2757 (umulqihi3_virt): Likewise.
2758 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
2759 (umulqihi3_real): Likewise.
2761 2016-06-17 Martin Liska <mliska@suse.cz>
2763 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
2765 2016-06-17 Martin Liska <mliska@suse.cz>
2767 * predict.def: PRED_LOOP_EXIT from 92 to 85.
2769 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
2771 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
2773 (vaddq_f32): Likewise.
2774 (vmul_f32): Likewise.
2775 (vmulq_f32): Likewise.
2776 (vsub_f32): Likewise.
2777 (vsubq_f32): Likewise.
2779 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2781 PR tree-optimization/71347
2782 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
2783 cost for all uses in group.
2785 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2787 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2788 insert gimple seq if it's not empty.
2790 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2792 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
2794 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
2796 (comp_dr_with_seg_len_pair): Ditto.
2797 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
2798 struct dr_with_seg_len_pair against DR_OFFSET.
2799 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
2802 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
2804 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
2806 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
2808 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
2809 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
2810 (pa_output_millicode_call): Likewise.
2811 (pa_output_call): Likewise.
2812 (pa_output_indirect_call): Likewise.
2813 (pa_asm_output_mi_thunk): Likewise.
2815 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2817 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
2819 2016-06-16 Martin Liska <mliska@suse.cz>
2821 * predict.c (combine_predictions_for_insn): When we find a first
2822 match predictor, we should consider just predictors with
2823 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
2824 DS theory predictor.
2825 (combine_predictions_for_bb): Likewise.
2827 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2829 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
2830 with base of reference to struct.
2832 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2834 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
2836 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2839 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
2840 progmem_swtable_section.
2841 (progmem_swtable_section): Remove.
2842 (avr_asm_function_rodata_section): Remove.
2843 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2844 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
2846 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
2848 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2849 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
2850 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
2851 signature_CENTAUR_ebx.
2852 * config/i386/i386.c (ix86_option_override_internal): Add
2853 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
2854 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
2855 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
2857 2016-06-16 Martin Liska <mliska@suse.cz>
2859 * predict.def: Add fortran loop preheader predictor.
2860 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
2861 fold IFN_BUILTIN_EXPECT with a known constant argument.
2863 2016-06-16 Martin Liska <mliska@suse.cz>
2865 * predict.def: Add 'Fortran' to display text of all
2866 PRED_FORTRAN_* predictors.
2868 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2871 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
2872 [IA64_BUILTIN_NANSQ]: Ditto.
2873 (ia64_fold_builtin): New function.
2874 (TARGET_FOLD_BUILTIN): New define.
2875 (ia64_init_builtins) Declare const_string_type node.
2876 Add __builtin_nanq and __builtin_nansq builtin functions.
2877 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
2879 2016-06-16 Nick Clifton <nickc@redhat.com>
2881 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
2882 MSP430_HWMULT_ prefix to enum values.
2883 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
2884 * config/msp430/msp430.c: Update use of enum values.
2885 * config/msp430/msp430.md: Likewise.
2886 * config/msp430/msp430.opt: Likewise.
2888 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
2890 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
2891 of comparsions in the last iteration.
2893 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2894 Joern Rennecke <joern.rennecke@embecosm.com>
2896 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
2898 (arc_needs_pcl_p): Add GOTOFFPC.
2899 (arc_legitimate_pic_addr_p): Likewise.
2900 (arc_output_pic_addr_const): Likewise.
2901 (arc_legitimize_pic_address): Generate a pc-relative address using
2903 (arc_output_libcall): Use @pcl syntax.
2904 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
2905 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
2906 (*movsi_insn): Use @pcl syntax.
2907 (doloop_begin_i): Likewise.
2909 2016-06-16 Martin Liska <mliska@suse.cz>
2911 * predict.def: Define a new predictor.
2913 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2915 * config/arc/arc.opt (mtp-regno): Update text.
2917 2016-06-16 Renlin Li <renlin.li@arm.com>
2919 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
2921 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2924 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
2925 (setcc + and peephole2): Likewise.
2927 PR rtl-optimization/71532
2928 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
2931 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2933 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
2934 DImode constants with XXSPLTIB in vector registers.
2935 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
2936 vsx_extract_<mode>_internal{1,2} into a single insn that handles
2937 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
2938 extraction of the element at the top of the register as a scalar
2940 (vsx_extract_<mode>_internal1): Likewise.
2941 (vsx_extract_<mode>_internal2): Likewise.
2942 * config/rs6000/constraints.md (wi constraint): Remove a comment
2943 about DImode not being allowed in Altivec registers.
2944 (wB constraint): New constraint for constants that can be
2945 generated in Altivec registers with VSPLTISW/VUPKHSW.
2946 * config/rs6000/predicates.md (xxspltib_constant_split): Update
2948 (xxspltib_constant_nosplit): Likewise.
2949 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
2950 support for -mupper-regs-di to enable DImode to go into Altivec
2952 (POWERPC_MASKS): Likewise.
2953 (power7 cpu): Likewise.
2954 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
2955 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
2956 for DImode being allowed in Altivec registers. Update wi/wj
2957 constraints. Set scalar_in_vmx_p flag.
2958 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
2959 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
2960 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
2961 (rs6000_opt_masks): Add -mupper-regs-di.
2962 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
2963 direct move to use wi and not wj.
2965 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
2967 (floatunssi<mode>2_lfiwzx_mem): Likewise.
2968 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
2969 any VSX register, instead of just Altivec registers, to allow
2970 either operand to be an Altivec register or both.
2971 (fixuns_trunc<mode>di2_fctiduz): Likewise.
2972 (movdi_internal32): Add support for -mupper-regs-di. Add support
2973 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
2974 the alternatives and attributes to be lined up to be easier to
2976 (movdi_internal64): Likewise.
2977 (64-bit DImode splitters): Change predicates to only split loading
2978 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
2979 load constants in ISA 3.0 or ISA 2.07 respectively.
2980 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2981 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
2982 mention -mcpu=power9 sets these options.
2983 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
2986 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2989 * config/avr/avr.c (avr_set_current_function): Warn misspelled
2990 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
2991 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
2992 by default to warn misspelled interrupt/ signal handler.
2993 * doc/invoke.texi (AVR Options): Document it. Update description
2994 for -nodevicelib option.
2996 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2998 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
2999 up parentheses. Use GET_MODE_UNIT_BITSIZE.
3000 (aarch64_<sur>shll2_n<mode>): Likewise.
3002 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
3005 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
3006 DECL_CONTEXT for copied arguments.
3008 2016-06-15 Alan Hayward <alan.hayward@arm.com>
3010 PR tree-optimization/71483
3011 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
3014 2016-06-15 Martin Liska <mliska@suse.cz>
3016 * predict.c (tree_predict_by_opcode): Call predict_edge_def
3017 instead of predict_edge w/o a probability.
3019 2016-06-15 Alan Hayward <alan.hayward@arm.com>
3021 PR tree-optimization/71439
3022 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
3025 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3027 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
3028 register subregs in SET_SRC.
3030 2016-06-15 Richard Biener <rguenther@suse.de>
3032 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
3035 2016-06-15 Richard Biener <rguenther@suse.de>
3037 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
3038 not consider dependences between accesses that belong to the
3040 (vect_analyze_data_ref_dependences): Do not analyze read-read
3041 or self-dependences.
3043 2016-06-14 David Malcolm <dmalcolm@redhat.com>
3045 * spellcheck-tree.c: Include spellcheck-tree.h rather than
3047 (find_closest_identifier): Reimplement in terms of
3048 best_match<tree,tree>.
3049 * spellcheck-tree.h: New file.
3050 * spellcheck.c (struct edit_distance_traits<const char *>): New
3052 (find_closest_string): Reimplement in terms of
3053 best_match<const char *, const char *>.
3054 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
3055 overload to spellcheck-tree.h.
3056 (find_closest_identifier): Likewise.
3057 (struct edit_distance_traits<T>): New template.
3058 (class best_match): New class.
3060 2016-06-14 David Malcolm <dmalcolm@redhat.com>
3062 * selftest-run-tests.c (selftest::run_tests): Call
3063 selftest::spellcheck_tree_c_tests.
3064 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
3065 * spellcheck-tree.c: Include selftest.h and stringpool.h.
3066 (selftest::test_find_closest_identifier): New function.
3067 (selftest::spellcheck_tree_c_tests): New function.
3068 * spellcheck.c (selftest::test_find_closest_string): Verify that
3069 the order of the vec does not affect the results for this case.
3070 (selftest::test_data): New array.
3071 (selftest::test_metric_conditions): New function.
3072 (selftest::spellcheck_c_tests): Add a test of case-comparison.
3073 Call selftest::test_metric_conditions.
3075 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3077 * config/rs6000/rs6000-builtin.def (commentary): Typo.
3078 (BU_P9_MISC_1): Likewise.
3079 (BU_P9_64BIT_MISC_0): Likewise.
3080 (BU_P9_MISC_0): Likewise.
3082 2016-06-14 David Malcolm <dmalcolm@redhat.com>
3084 * gcc-rich-location.c
3085 (gcc_rich_location::add_fixit_misspelled_id): New method.
3086 * gcc-rich-location.h
3087 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
3089 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
3091 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
3092 FreeBSD 11 and above.
3094 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
3096 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
3098 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3100 * expmed.h: Close parenthesis in "at your option" in copyright
3102 * lower-subreg.h: Likewise.
3104 2016-06-14 Richard Biener <rguenther@suse.de>
3107 * genmatch.c (expr::gen_transform): Use in_type for comparisons
3110 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3112 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
3114 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
3116 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
3118 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
3119 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
3121 2016-06-14 Richard Biener <rguenther@suse.de>
3123 PR tree-optimization/71522
3124 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
3125 copying into float copying.
3127 2016-06-14 Jakub Jelinek <jakub@redhat.com>
3129 PR tree-optimization/71520
3130 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
3131 (replace_block_by): Move user labels from bb1 to bb2.
3133 2016-06-14 Richard Biener <rguenther@suse.de>
3137 * expr.h (get_bit_range): Declare.
3138 * expr.c (get_bit_range): Export.
3139 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
3140 word_mode again to constrain the bitfield access.
3142 2016-06-14 Richard Biener <rguenther@suse.de>
3144 PR tree-optimization/71521
3145 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
3146 division int_const_binop against zero divisor.
3148 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3150 * config/i386/i386.md (signbittf2): New expander.
3151 * config/i386/sse.md (ptesttf2): New insn pattern.
3153 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3156 * input.c (selftest::test_reading_source_line): Avoid reading from
3157 __FILE__ by creating a tempfile with known content and reading
3160 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3162 * pretty-print.c (assert_pp_format_colored): Skip the test if
3164 (test_pp_format): Remove comment about GCC_COLORS.
3166 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3168 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
3169 * pretty-print.c (assert_pp_format_va): Add location param and use
3170 it with ASSERT_STREQ_AT.
3171 (assert_pp_format): Add location param and pass it to
3172 assert_pp_format_va.
3173 (assert_pp_format_colored): Likewise.
3174 (ASSERT_PP_FORMAT_1): New.
3175 (ASSERT_PP_FORMAT_2): New.
3176 (ASSERT_PP_FORMAT_3): New.
3177 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
3178 explicitly, or implicitly via the above macros.
3179 * selftest.c (selftest::pass): Use a selftest::location rather
3181 (selftest::fail): Likewise. Print the function name.
3182 (selftest::fail_formatted): Likewise.
3183 (selftest::assert_streq): Use a selftest::location rather than
3185 * selftest.h (selftest::location): New struct.
3186 (SELFTEST_LOCATION): New macro.
3187 (selftest::pass): Accept a const location & rather than file
3189 (selftest::fail): Likewise.
3190 (selftest::fail_formatted): Likewise.
3191 (selftest::assert_streq): Likewise.
3192 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
3193 (ASSERT_FALSE): Likewise.
3194 (ASSERT_EQ): Likewise.
3195 (ASSERT_NE): Likewise.
3196 (ASSERT_STREQ): Likewise.
3197 (ASSERT_PRED1): Likewise.
3198 (ASSERT_STREQ_AT): New macro.
3200 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3202 * selftest.c (selftest::fail_formatted): New function.
3203 (selftest::assert_streq): New function.
3204 * selftest.h (selftests::fail_formatted): New decl.
3205 (selftest::assert_streq): New decl.
3206 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
3208 2016-06-13 Jeff Law <law@redhat.com>
3210 PR tree-optimization/71403
3211 * tree-ssa-threadbackward.c
3212 (convert_and_register_jump_thread_path): No longer accept reference
3213 to path. Do not pop items off the path anymore.
3214 (fsm_find_control_statement_thread_paths): Do not allow threading
3215 to a deeper loop nest. Pop the last item off the path here rather
3216 than in convert_and_register_jump_thread_path.
3218 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3219 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
3221 [AArch64] Emit division using the Newton series
3223 * config/aarch64/aarch64-protos.h
3224 (cpu_approx_modes): Add new member "division".
3225 (aarch64_emit_approx_div): Declare new function.
3226 * config/aarch64/aarch64.c
3227 (generic_approx_modes): New member "division".
3228 (exynosm1_approx_modes): Likewise.
3229 (xgene1_approx_modes): Likewise.
3230 (aarch64_emit_approx_div): Define new function.
3231 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
3232 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
3233 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
3234 * doc/invoke.texi (-mlow-precision-div): Describe new option.
3236 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3237 Wilco Dijkstra <wilco.dijkstra@arm.com>
3239 [AArch64] Emit square root using the Newton series
3241 * config/aarch64/aarch64-protos.h
3242 (aarch64_emit_approx_rsqrt): Replace with new function
3243 "aarch64_emit_approx_sqrt".
3244 (cpu_approx_modes): New member "sqrt".
3245 * config/aarch64/aarch64.c
3246 (generic_approx_modes): New member "sqrt".
3247 (exynosm1_approx_modes): Likewise.
3248 (xgene1_approx_modes): Likewise.
3249 (aarch64_emit_approx_rsqrt): Replace with new function
3250 "aarch64_emit_approx_sqrt".
3251 (aarch64_override_options_after_change_1): Handle new option.
3252 * config/aarch64/aarch64-simd.md
3253 (rsqrt<mode>2): Use new function instead.
3254 (sqrt<mode>2): New expansion and insn definitions.
3255 * config/aarch64/aarch64.md: Likewise.
3256 * config/aarch64/aarch64.opt
3257 (mlow-precision-sqrt): Add new option description.
3258 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
3260 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3262 [AArch64] Add more choices for the reciprocal square root approximation
3264 Allow a target to prefer such operation depending on the operation mode.
3266 * config/aarch64/aarch64-protos.h
3267 (AARCH64_APPROX_MODE): New macro.
3268 (AARCH64_APPROX_{NONE,ALL}): Likewise.
3269 (cpu_approx_modes): New structure.
3270 (tune_params): New member "approx_modes".
3271 * config/aarch64/aarch64-tuning-flags.def
3272 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
3273 * config/aarch64/aarch64.c
3274 (generic_approx_modes): New core "cpu_approx_modes" structure.
3275 (exynosm1_approx_modes): Likewise.
3276 (xgene1_approx_modes): Likewise.
3277 (generic_tunings): New member "approx_modes".
3278 (cortexa35_tunings): Likewise.
3279 (cortexa53_tunings): Likewise.
3280 (cortexa57_tunings): Likewise.
3281 (cortexa72_tunings): Likewise.
3282 (exynosm1_tunings): Likewise.
3283 (thunderx_tunings): Likewise.
3284 (xgene1_tunings): Likewise.
3285 (use_rsqrt_p): New argument for the mode and use new member from
3287 (aarch64_builtin_reciprocal): Devise mode from builtin.
3288 (aarch64_optab_supported_p): New argument for the mode.
3289 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
3291 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3293 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
3294 RS6000_BTM_MODULO flag into the set of flags that are considered
3295 to be part of the common configuration.
3297 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3299 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
3300 difference unsigned.
3301 (vec_absdb): New macro for vector absolute difference unsigned
3303 (vec_absdh): New macro for vector absolute difference unsigned
3305 (vec_absdw): New macro for vector absolute difference unsigned word.
3306 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
3307 (vadu<mode>3): New insn.
3308 (*p9_vadu<mode>3): New insn.
3309 * config/rs6000/rs6000-builtin.def (vadub): New built-in
3311 (vaduh): New built-in definition.
3312 (vaduw): New built-in definition.
3313 (vadu): New overloaded built-in definition.
3314 (vadub): New overloaded built-in definition.
3315 (vaduh): New overloaded built-in definition.
3316 (vaduw): New overloaded built-in definition.
3317 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3318 overloaded vector absolute difference unsigned functions.
3319 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3320 the ISA 3.0 vector absolute difference unsigned built-in functions.
3322 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
3324 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
3325 update shared_lookup_references only once after changing operands.
3327 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
3330 * tree-nested.c (convert_nonlocal_omp_clauses)
3331 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
3333 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
3334 * tree.def (CASE_LABEL_EXPR): Likewise.
3336 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3339 * input.c (test_builtins): Fix an assertion.
3341 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3343 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
3346 (isinf<mode>2): Ditto.
3348 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3350 * ggc-tests.c (test_finalization): Only test need_finalization_p
3351 for GCC_VERSION >= 4003.
3353 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3355 * config/s390/vecintrin.h: Fix file description in comment.
3357 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3359 * config/s390/s390-builtin-types.def: Change builtin type naming
3360 scheme to match builtin-types.def.
3362 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
3364 * fold-const.c (optimize_minmax_comparison): Remove.
3365 (fold_comparison): Remove call to the above.
3366 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
3367 New transformations.
3369 2016-06-13 Alan Hayward <alan.hayward@arm.com>
3371 PR tree-optimization/71416
3372 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
3375 2016-06-13 Martin Liska <mliska@suse.cz>
3377 * predict.c (enum predictor_reason): Prefix enum with REASON_.
3378 (combine_predictions_for_insn): Likewise.
3379 (prune_predictions_for_bb): Likewise.
3380 (combine_predictions_for_bb): Likewise.
3382 2016-06-13 Richard Biener <rguenther@suse.de>
3384 PR tree-optimization/71505
3385 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
3386 assert match comment.
3388 2016-06-13 Marek Polacek <polacek@redhat.com>
3391 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
3392 gimplify_switch_expr.
3393 (warn_switch_unreachable_r): New function.
3395 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3398 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
3401 2016-06-13 Richard Biener <rguenther@suse.de>
3404 * fold-const.c (fold_unary_loc): Preserve alignment when
3405 folding a VIEW_CONVERT_EXPR into a MEM_REF.
3407 2016-06-13 Martin Liska <mliska@suse.cz>
3410 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
3411 w/ -fsanitize=bounds.
3413 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3415 * config/i386/i386.c (ix86_init_builtins): Calculate
3416 FLOAT128_FTYPE_CONST_STRING function type only once.
3417 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
3418 built-in functions are available for x86-32 and x86-64 targets.
3420 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3423 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
3425 (FLOAT128_FTYPE_CONST_STRING): New function type.
3426 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
3427 [IX86_BUILTIN_NANSQ]: Ditto.
3428 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
3429 (ix86_init_builtin_types): Declare const_string_type_node.
3430 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
3432 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
3433 * doc/extend.texi (x86 Built-in Functions): Document
3434 __builtin_nanq and __builtin_nansq.
3436 2016-06-11 Jiong Wang <jiong.wang@arm.com>
3439 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
3440 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
3441 length for pop patterns.
3442 (arm_attr_length_push_multi): Update comments.
3443 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
3445 (*pop_multiple_with_writeback_and_return): Likewise.
3446 (*pop_multiple_with_return): Likewise.
3448 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
3451 * fold-const.c (optimize_bit_field_compare): Don't try to use
3452 word_mode unconditionally for reading the bit field, look at
3453 DECL_BIT_FIELD_REPRESENTATIVE instead.
3455 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
3458 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
3459 vector integer type.
3461 2016-06-10 Jakub Jelinek <jakub@redhat.com>
3464 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
3465 without LABEL_DECL, set *handled_ops_p to false instead of true.
3467 2016-06-10 Martin Sebor <msebor@redhat.com>
3470 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
3471 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
3472 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
3474 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
3475 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
3476 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
3477 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
3478 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
3479 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
3480 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
3481 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
3483 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3485 * config/arm/arm.h (pool_vector_label,
3486 return_used_this_function): Remove.
3488 2016-06-10 Jeff Law <law@redhat.com>
3490 PR tree-optimization/71335
3491 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
3492 zero length paths here.
3493 (convert_and_register_jump_thread_path): Remove hacks related to
3494 duplicated blocks in the jump thread path.
3495 (fsm_find_control_statement_thread_paths): Avoid putting the same
3496 block on the thread path twice, but ensure the thread path is
3497 unchanged from the caller's point of view.
3499 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3501 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
3502 * predict.def (PRED_LOOP_BRANCH): Remove.
3504 2016-06-10 David Malcolm <dmalcolm@redhat.com>
3506 * Makefile.in (OBJS): Add ggc-tests.o.
3507 (GTFILES): Add ggc-tests.c.
3508 * ggc-tests.c: New file.
3509 * selftest-run-tests.c (selftest::run_tests): Call
3510 selftest::ggc_tests_c_tests.
3511 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
3513 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
3515 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
3517 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
3520 * varasm.c (place_block_symbol): Adjust alignment for asan protected
3521 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
3523 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3525 * profile.c: Include cfgloop.h.
3526 (branch_prob): Compute estimated number of iterations.
3527 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
3528 recompute estimate number of iterations from profile.
3530 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3533 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
3534 must be grouped on top of stack. Don't force early clobber
3535 on ordinary reg outputs.
3537 2016-06-10 Richard Biener <rguenther@suse.de>
3539 * targhooks.c (default_builtin_vectorization_cost): Adjust
3542 2016-06-10 Richard Biener <rguenther@suse.de>
3544 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
3545 to fold the RHS to a constant if possible.
3547 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
3550 * tree-nested.c (convert_nonlocal_omp_clauses)
3551 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
3552 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
3553 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
3555 * gimplify.c (gimplify_adjust_omp_clauses): Discard
3557 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
3559 * omp-low.c (scan_sharing_clauses): Don't expect
3562 2016-06-10 Alan Hayward <alan.hayward@arm.com>
3564 PR tree-optimization/71407
3565 PR tree-optimization/71416
3566 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
3569 2016-06-10 Richard Biener <rguenther@suse.de>
3572 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
3574 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
3576 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
3578 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
3579 Jiong Wang <jiong.wang@arm.com>
3581 PR rtl-optimization/70751
3582 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
3583 spilled into memory.
3585 2016-06-09 Jonathan Yong <10walls@gmail.com>
3588 2015-09-21 Jonathan Yong <10walls@gmail.com>
3590 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
3591 sysroot/usr/lib/32api for additional win32 libraries,
3592 fixes failing Cygwin bootstrapping.
3594 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
3596 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
3599 2016-06-09 David Malcolm <dmalcolm@redhat.com>
3602 * pretty-print.c (pp_indent): Specify that %p is printed in a
3603 host-dependent manner.
3604 (test_pp_format): Remove the test for %p.
3606 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
3608 * config/mips/mips.c (mips_output_jump): Fix formatting.
3610 2016-06-09 Richard Biener <rguenther@suse.de>
3612 PR tree-optimization/71462
3613 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
3616 2016-06-09 Martin Liska <mliska@suse.cz>
3618 * predict.c (dump_prediction): Add new argument.
3619 (enum predictor_reason): New enum.
3620 (struct predictor_hash): New struct.
3621 (predictor_hash::hash): New function.
3622 (predictor_hash::equal): Likewise.
3623 (not_removed_prediction_p): New function.
3624 (prune_predictions_for_bb): Likewise.
3625 (combine_predictions_for_bb): Prune predictions.
3627 2016-06-09 Martin Liska <mliska@suse.cz>
3629 * predict.c (filter_predictions): New function.
3630 (remove_predictions_associated_with_edge): Use the filter
3632 (equal_edge_p): New function.
3634 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
3636 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
3637 Correct usage of @samp vs @option, add @samp where appropriate.
3638 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
3639 Add armv6s-m and document it, as it is no official ARM name.
3641 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3643 * ifcvt.c (struct noce_if_info): Add transform_name field.
3644 (noce_try_move): Set if_info->transform_name to the function name.
3645 (noce_try_ifelse_collapse): Likewise.
3646 (noce_try_store_flag): Likewise.
3647 (noce_try_inverse_constants): Likewise.
3648 (noce_try_store_flag_constants): Likewise.
3649 (noce_try_addcc): Likewise.
3650 (noce_try_store_flag_mask): Likewise.
3651 (noce_try_cmove): Likewise.
3652 (noce_try_cmove_arith): Likewise.
3653 (noce_try_minmax): Likewise.
3654 (noce_try_abs): Likewise.
3655 (noce_try_sign_mask): Likewise.
3656 (noce_try_bitop): Likewise.
3657 (noce_convert_multiple_sets): Likewise.
3658 (noce_process_if_block): Print if_info->transform_name to
3659 dump_file if transformation succeeded.
3661 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3663 * config/arm/cortex-a57.md (cortex_a57_alu):
3666 2016-06-08 Martin Sebor <msebor@redhat.com>
3667 Jakub Jelinek <jakub@redhat.com>
3671 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
3672 BUILT_IN_MUL_OVERFLOW_P): New builtins.
3673 * builtins.c: Include gimple-fold.h.
3674 (fold_builtin_arith_overflow): Handle
3675 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
3676 (fold_builtin_3): Likewise.
3677 * doc/extend.texi (Integer Overflow Builtins): Document
3678 __builtin_{add,sub,mul}_overflow_p.
3680 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
3682 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
3683 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
3685 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
3687 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
3688 Rewrite, looking one level down for records and arrays.
3690 2016-06-08 David Malcolm <dmalcolm@redhat.com>
3692 * pretty-print.c: Include "selftest.h".
3693 (pp_format): Fix comment.
3694 (identifier_to_locale): Likewise.
3695 (selftest::test_basic_printing): New function.
3696 (selftest::assert_pp_format): New function.
3697 (selftest::test_pp_format): New function.
3698 (selftest::pretty_print_c_tests): New function.
3699 * selftest-run-tests.c (selftest::run_tests): Call
3700 selftest::pretty_print_c_tests.
3701 * selftest.h (pretty_print_c_tests): New declaration.
3703 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3705 * invoke.texi (max-loop-headers-insns): Document.
3706 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
3707 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
3708 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
3710 2016-06-08 Richard Biener <rguenther@suse.de>
3712 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
3713 on strided SLP loads and fall back to scalar loads in case
3714 we can't chunk them.
3716 2016-06-08 Richard Biener <rguenther@suse.de>
3718 PR tree-optimization/71452
3719 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
3720 type used for the SSA rewrite has enough precision to cover
3721 the dynamic type of the location.
3723 2016-06-08 Jakub Jelinek <jakub@redhat.com>
3724 Richard Biener <rguenther@suse.de>
3727 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
3728 the same as DECL_P (base0) for indirect_base0. Use equality_code
3729 in one further place.
3731 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
3733 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
3734 to one word if the field is known to overlap other words.
3735 (extract_bit_field_1): Likewise.
3736 (store_split_bit_field): Remove compensating code.
3737 (extract_split_bit_field): Likewise.
3739 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
3743 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
3745 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3747 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
3749 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
3750 (arch64_addpv4sf): Delete.
3751 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
3752 "gen_aarch64_addpv4sf".
3753 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
3755 (vpadds_f32): Likewise.
3756 (vpaddq_f32): Likewise.
3757 (vpaddq_f64): Likewise.
3759 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3761 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
3763 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
3764 to VALLF. Rename to "fabd<mode>3".
3765 "*fabd_scalar<mode>3): Delete.
3766 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
3768 (vabdd_f64): Likewise.
3769 (vabd_f32): Likewise.
3770 (vabd_f64): Likewise.
3771 (vabdq_f32): Likewise.
3772 (vabdq_f64): Likewise.
3774 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3776 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
3778 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
3779 "aarch64_rsqrts<mode>".
3780 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
3781 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
3783 (vrsqrtsd_f64): Likewise.
3784 (vrsqrts_f32): Likewise.
3785 (vrsqrts_f64): Likewise.
3786 (vrsqrtsq_f32): Likewise.
3787 (vrsqrtsq_f64): Likewise.
3789 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3791 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
3793 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
3794 "aarch64_rsqrte<mode>".
3795 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
3796 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
3798 (vrsqrted_f64): Likewise.
3799 (vrsqrte_f32): Likewise.
3800 (vrsqrte_f64): Likewise.
3801 (vrsqrteq_f32): Likewise.
3802 (vrsqrteq_f64): Likewise.
3804 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3806 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
3810 * config/aarch64/aarch64-simd.md
3811 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
3812 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
3813 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
3815 (vcvt_n_f32_u32): Likewise.
3816 (vcvt_n_s32_f32): Likewise.
3817 (vcvt_n_u32_f32): Likewise.
3818 (vcvtq_n_f32_s32): Likewise.
3819 (vcvtq_n_f32_u32): Likewise.
3820 (vcvtq_n_f64_s64): Likewise.
3821 (vcvtq_n_f64_u64): Likewise.
3822 (vcvtq_n_s32_f32): Likewise.
3823 (vcvtq_n_s64_f64): Likewise.
3824 (vcvtq_n_u32_f32): Likewise.
3825 (vcvtq_n_u64_f64): Likewise.
3826 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
3827 (VSDQ_SDI): Likewise.
3828 (fcvt_target): Support V4DI, V4SI and V2SI.
3829 (FCVT_TARGET): Likewise.
3831 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3833 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
3834 (TYPES_BINOP_SUS): Likewise.
3835 (aarch64_simd_builtin_data): Update include file name.
3836 (aarch64_builtins): Likewise.
3837 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
3838 for conversion between scalar float-point and fixed-point.
3842 * config/aarch64/aarch64.md
3843 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
3844 pattern for conversion between scalar float to fixed-pointer.
3845 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
3846 (UNSPEC_FCVTZS): New UNSPEC enumeration.
3847 (UNSPEC_FCVTZU): Likewise.
3848 (UNSPEC_SCVTF): Likewise.
3849 (UNSPEC_UCVTF): Likewise.
3850 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
3852 (vcvtd_n_f64_u64): Likewise.
3853 (vcvtd_n_s64_f64): Likewise.
3854 (vcvtd_n_u64_f64): Likewise.
3855 (vcvtd_n_f32_s32): Likewise.
3856 (vcvts_n_f32_u32): Likewise.
3857 (vcvtd_n_s32_f32): Likewise.
3858 (vcvts_n_u32_f32): Likewise.
3859 * config/aarch64/iterators.md (fcvt_target): Support integer to float
3861 (FCVT_TARGET): Likewise.
3862 (FCVT_FIXED2F): New iterator.
3863 (FCVT_F2FIXED): Likewise.
3864 (fcvt_fixed_insn): New define_int_attr.
3866 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3868 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
3869 some statements was removed.
3871 2016-06-08 Alan Hayward <alan.hayward@arm.com>
3873 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
3874 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
3875 (vect_can_advance_ivs_p): likewise.
3876 (vect_update_ivs_after_vectorizer): likewise.
3877 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
3878 (vect_analyze_scalar_cycles_1): likewise.
3879 (vect_analyze_loop_operations): likewise.
3880 (report_vect_op): likewise.
3881 (vect_is_slp_reduction): likewise.
3882 (vect_is_simple_reduction): likewise.
3883 (get_initial_def_for_induction): likewise.
3884 (vect_transform_loop): likewise.
3885 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
3886 (vect_recog_sad_pattern): likewise.
3887 (vect_recog_widen_sum_pattern): likewise.
3888 (vect_recog_widening_pattern): likewise.
3889 (vect_recog_divmod_pattern): likewise.
3890 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
3891 (vect_analyze_slp_instance): likewise.
3892 (vect_transform_slp_perm_load): likewise.
3893 (vect_schedule_slp_instance): likewise.
3895 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3897 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
3898 (return_prediction): PRED_CONST_RETURN predict return as not taken.
3899 * predict.def (PRED_CONTINUE): Change hitrate 50->67
3900 (PRED_LOOP_BRANCH): Document predictor as broken.
3901 (PRED_LOOP_EXIT): Change hitrate 91->92.
3902 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
3903 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
3904 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
3905 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
3906 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
3907 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
3908 (PRED_CALL): Chane hitrate 71->67.
3909 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
3910 (PRED_GOTO): Document as unused right now.
3911 (PRED_CONST_RETURN): Change hitrate 67->69
3912 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
3913 (PRED_NULL_RETURN): Change hitrate 91->90.
3914 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
3915 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
3916 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
3918 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
3920 * config/rs6000/altivec.h: Add __builtin_vec_mul.
3921 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
3922 special case Altivec builtin.
3923 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3924 VSX_BUILTIN_VEC_MUL (replaced with special case code).
3925 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3926 code for ALTIVEC_BUILTIN_VEC_MUL.
3927 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3928 for __builtin_vec_mul.
3930 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3932 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
3935 2016-06-07 David Malcolm <dmalcolm@redhat.com>
3937 * spellcheck.c (selftest::test_find_closest_string): New function.
3938 (spellcheck_c_tests): Call the above.
3940 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3942 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
3944 2016-06-07 Jakub Jelinek <jakub@redhat.com>
3946 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
3947 Yv=Yv,C alternatives.
3949 2016-06-07 Richard Biener <rguenther@suse.de>
3952 * common.opt (ffast-math): Make Optimization.
3954 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
3955 Prachi Godbole <prachi.godbole@imgtec.com>
3957 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
3958 `fabs' and `fneg' type attributes.
3959 (p5600_fpu_fabs): Add `fmove' to the comment.
3961 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3963 * gimple.c: Include builtins.h
3964 (gimple_inexpensive_call_p): New function.
3965 * gimple.h (gimple_inexpensive_call_p): Declare.
3966 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
3967 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
3970 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
3972 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
3973 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
3974 warning_at_rich_loc, warning_n, pedwarn, permerror,
3975 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
3976 sorry, fatal_error, internal_error, internal_error_no_backtrace):
3979 2016-06-07 Richard Biener <rguenther@suse.de>
3981 PR tree-optimization/71428
3982 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
3983 BIT_FIELD_REF op vs. load.
3985 2016-06-07 Richard Biener <rguenther@suse.de>
3988 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
3991 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3993 * config/pa/pa.md (call): Generate indirect long calls to non-local
3994 functions on TARGET_64BIT.
3995 (call_value): Likewise.
3997 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3999 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
4000 pattern and subsequent splitters.
4001 (call_val_reg_64bit_post_reload): Likewise.
4003 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
4006 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
4007 propagate_op_to_single_use.
4009 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
4012 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
4014 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
4016 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
4017 (enum x86_dirflag_state): New enum.
4018 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
4019 (machine_function): Remove needs_cld.
4020 (ix86_current_function_needs_cld): Remove.
4021 * config/i386/i386.c (ix86_set_func_type): Set
4022 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
4023 (ix86_expand_prologue): Do not emit CLD here.
4024 (ix86_dirflag_mode_needed): New function.
4025 (ix86_dirflag_mode_entry): Ditto.
4026 (ix86_mode_needed): Handle X86_DIRFLAG entity.
4027 (ix86_mode_after): Ditto.
4028 (ix86_mode_entry): Ditto.
4029 (ix86_mode_exit): Ditto.
4030 (ix86_emit_mode_set): Ditto.
4031 * config/i386/i386.md (strmov_singleop): Set
4032 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
4033 Do not set ix86_current_function_needs_cld.
4035 (strset_singleop): Ditto.
4037 (cmpstrnqi_nz_1): Ditto.
4038 (cmpstrnqi_1): Ditto.
4039 (strlenqi_1): Ditto.
4041 2016-06-06 Jakub Jelinek <jakub@redhat.com>
4043 PR tree-optimization/71259
4044 * tree-vect-slp.c (vect_get_constant_vectors): For
4045 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
4046 one for constant op, and use COND_EXPR for non-constant.
4048 2016-06-06 David Malcolm <dmalcolm@redhat.com>
4050 * Makefile.in (OBJS): Add function-tests.o,
4051 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
4052 selftest-run-tests.o.
4053 (OBJS-libcommon): Add selftest.o.
4054 (OBJS-libcommon-target): Add selftest.o.
4055 (all.internal): Add "selftest".
4056 (all.cross): Likewise.
4057 (selftest): New phony target.
4058 (s-selftest): New target.
4059 (selftest-gdb): New phony target.
4060 (COLLECT2_OBJS): Add selftest.o.
4061 * bitmap.c: Include "selftest.h".
4062 (selftest::test_gc_alloc): New function.
4063 (selftest::test_set_range): New function.
4064 (selftest::test_clear_bit_in_middle): New function.
4065 (selftest::test_copying): New function.
4066 (selftest::test_bitmap_single_bit_set_p): New function.
4067 (selftest::bitmap_c_tests): New function.
4068 * common.opt (fself-test): New.
4069 * diagnostic-show-locus.c: Include "selftest.h".
4070 (make_range): New function.
4071 (test_range_contains_point_for_single_point): New function.
4072 (test_range_contains_point_for_single_line): New function.
4073 (test_range_contains_point_for_multiple_lines): New function.
4074 (assert_eq): New function.
4075 (test_get_line_width_without_trailing_whitespace): New function.
4076 (selftest::diagnostic_show_locus_c_tests): New function.
4077 * et-forest.c: Include "selftest.h".
4078 (selftest::test_single_node): New function.
4079 (selftest::test_simple_tree): New function.
4080 (selftest::test_disconnected_nodes): New function.
4081 (selftest::et_forest_c_tests): New function.
4082 * fold-const.c: Include "selftest.h".
4083 (selftest::assert_binop_folds_to_const): New function.
4084 (selftest::assert_binop_folds_to_nonlvalue): New function.
4085 (selftest::test_arithmetic_folding): New function.
4086 (selftest::fold_const_c_tests): New function.
4087 * function-tests.c: New file.
4088 * gimple.c: Include "selftest.h".
4089 Include "gimple-pretty-print.h".
4090 (selftest::verify_gimple_pp): New function.
4091 (selftest::test_assign_single): New function.
4092 (selftest::test_assign_binop): New function.
4093 (selftest::test_nop_stmt): New function.
4094 (selftest::test_return_stmt): New function.
4095 (selftest::test_return_without_value): New function.
4096 (selftest::gimple_c_tests): New function.
4097 * hash-map-tests.c: New file.
4098 * hash-set-tests.c: New file.
4099 * input.c: Include "selftest.h".
4100 (selftest::assert_loceq): New function.
4101 (selftest::test_accessing_ordinary_linemaps): New function.
4102 (selftest::test_unknown_location): New function.
4103 (selftest::test_builtins): New function.
4104 (selftest::test_reading_source_line): New function.
4105 (selftest::input_c_tests): New function.
4106 * rtl-tests.c: New file.
4107 * selftest-run-tests.c: New file.
4108 * selftest.c: New file.
4109 * selftest.h: New file.
4110 * spellcheck.c: Include "selftest.h".
4111 (selftest::levenshtein_distance_unit_test_oneway): New function,
4112 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
4113 (selftest::levenshtein_distance_unit_test): Likewise.
4114 (selftest::spellcheck_c_tests): Likewise.
4115 * toplev.c: Include selftest.h.
4116 (toplev::run_self_tests): New.
4117 (toplev::main): Handle -fself-test.
4118 * toplev.h (toplev::run_self_tests): New.
4119 * tree.c: Include "selftest.h".
4120 (selftest::test_integer_constants): New function.
4121 (selftest::test_identifiers): New function.
4122 (selftest::test_labels): New function.
4123 (selftest::tree_c_tests): New function.
4124 * tree-cfg.c: Include "selftest.h".
4125 (selftest::push_fndecl): New function.
4126 (selftest::test_linear_chain): New function.
4127 (selftest::test_diamond): New function.
4128 (selftest::test_fully_connected): New function.
4129 (selftest::tree_cfg_c_tests): New function.
4130 * vec.c: Include "selftest.h".
4131 (selftest::safe_push_range): New function.
4132 (selftest::test_quick_push): New function.
4133 (selftest::test_safe_push): New function.
4134 (selftest::test_truncate): New function.
4135 (selftest::test_safe_grow_cleared): New function.
4136 (selftest::test_pop): New function.
4137 (selftest::test_safe_insert): New function.
4138 (selftest::test_ordered_remove): New function.
4139 (selftest::test_unordered_remove): New function.
4140 (selftest::test_block_remove): New function.
4141 (selftest::reverse_cmp): New function.
4142 (selftest::test_qsort): New function.
4143 (selftest::vec_c_tests): New function.c.
4144 * wide-int.cc: Include selftest.h and wide-int-print.h.
4145 (selftest::from_int <wide_int>): New function.
4146 (selftest::from_int <offset_int>): New function.
4147 (selftest::from_int <widest_int>): New function.
4148 (selftest::assert_deceq): New function.
4149 (selftest::assert_hexeq): New function.
4150 (selftest::test_printing <VALUE_TYPE>): New function template.
4151 (selftest::test_ops <VALUE_TYPE>): New function template.
4152 (selftest::test_comparisons <VALUE_TYPE>): New function template.
4153 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
4155 (selftest::wide_int_cc_tests): New function.
4157 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4160 * ifcvt.c (noce_try_ifelse_collapse): New function.
4162 (noce_process_if_block): Call noce_try_ifelse_collapse.
4163 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
4164 (simplify_ternary_operation): Use the above to simplify
4165 conditional CLZ/CTZ expressions.
4167 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4170 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
4171 define_insn_and_split.
4173 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4176 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
4178 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
4181 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
4182 Implicitly clobber memory for basic asm with non-empty assembler
4183 string. Use targetm.md_asm_adjust also here.
4184 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
4185 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
4186 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
4187 non-empty assembler string.
4188 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
4189 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
4190 (decode_asm_operands): Handle basic asm in PARALLEL block.
4191 (extract_insn): Handle basic asm in PARALLEL block.
4192 * doc/extend.texi: Mention new behavior of basic asm.
4193 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
4194 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
4195 branch_needs_nop_p): Use asm_noperands.
4197 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
4199 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
4200 Include the M7 SPARC DFA scheduler.
4201 New attribute v3pipe.
4202 Annotate insns with v3pipe where appropriate.
4203 Define cpu_feature vis4.
4204 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
4205 Add (V8QI "8") to vbits.
4206 Add insns {add,sub}v8qi3
4207 Add insns ss{add,sub}v8qi3
4208 Add insns us{add,sub}{v8qi,v4hi}3
4209 Add insns {min,max}{v8qi,v4hi,v2si}3
4210 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
4211 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
4212 * config/sparc/niagara4.md: Add a comment explaining the
4213 discrepancy between the documented latenty numbers and the
4215 * config/sparc/niagara7.md: New file.
4216 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
4217 supports SPARC5 and VIS 4.0 instructions.
4218 * configure: Regenerate.
4219 * config.in: Likewise.
4220 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
4221 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
4222 TARGET_CPU_niagara7.
4223 (ASM_CPU64_DEFAULT_SPEC): Likewise.
4224 (CPP_CPU_SPEC): Handle niagara7.
4225 (ASM_CPU_SPEC): Likewise.
4226 * config/sparc/sparc-opts.h (processor_type): Add
4228 (mvis4): New option.
4229 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
4230 (AS_NIAGARA7_FLAG): Define.
4231 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
4232 (CPP_CPU64_DEFAULT_SPEC): Likewise.
4233 (CPP_CPU_SPEC): Handle niagara7.
4234 (ASM_CPU_SPEC): Likewise.
4235 * config/sparc/sparc.c (niagara7_costs): Define.
4236 (sparc_option_override): Handle niagara7 and adjust cache-related
4237 parameters with better values for niagara cpus. Also support VIS4.
4238 (sparc32_initialize_trampoline): Likewise.
4239 (sparc_use_sched_lookahead): Likewise.
4240 (sparc_issue_rate): Likewise.
4241 (sparc_register_move_cost): Likewise.
4242 (dump_target_flag_bits): Support VIS4.
4243 (sparc_vis_init_builtins): Likewise.
4244 (sparc_builtins): Likewise.
4245 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
4247 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
4249 * config/sparc/sparc.opt (sparc_processor_type): New value
4251 * config/sparc/visintrin.h (__attribute__): Prototypes for the
4253 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
4255 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
4258 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
4260 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
4262 2016-06-06 Richard Biener <rguenther@suse.de>
4264 PR tree-optimization/71398
4265 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
4268 2016-06-05 James Bowman <james.bowman@ftdichip.com>
4270 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
4271 ft32_expand_prolog, ft32_expand_epilogue):
4272 Handle pretend_args.
4273 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
4274 * config/ft32/ft32.md: Add pretend_returner.
4276 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
4279 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
4280 Copy op1 RTX to avoid invalid sharing.
4281 (ix86_expand_vector_move_misalign): Ditto.
4283 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
4285 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
4288 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
4290 * predict.c (predicted_by_loop_heuristics_p): New function.
4291 (predict_iv_comparison): Use it.
4292 (predict_loops): Walk from innermost loops; do not predict edges
4293 leaving multiple loops multiple times; implement
4294 PRED_LOOP_ITERATIONS_MAX heuristics.
4295 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
4297 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
4299 * cfg.c (check_bb_profile): Do not report mismatched profiles when
4300 only edges out of BB are EH edges.
4302 2016-06-04 Martin Sebor <msebor@redhat.com>
4303 Marcin Baczyński <marbacz@gmail.com>
4306 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
4307 a void expression in a void function.
4309 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
4311 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
4312 aux; dump reasons of decisions.
4313 (should_duplicate_loop_header_p): Likewise.
4314 (do_while_loop_p): Likewise.
4315 (ch_base::copy_headers): Dump asi num insns duplicated.
4317 2016-06-04 Jakub Jelinek <jakub@redhat.com>
4319 PR tree-optimization/71405
4320 * tree-ssa.c (execute_update_addresses_taken): For clobber with
4321 incompatible type, build a new clobber with the right type instead
4322 of building a VIEW_CONVERT_EXPR around it.
4324 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
4326 PR tree-optimization/52171
4327 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
4328 by_pieces_ninsns instead of move_by_pieces_ninsns.
4330 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
4332 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
4333 for reg+reg addressing mode.
4335 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4337 * rs6000-c.c (c/c-tree.h): Add #include.
4338 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
4339 in C++ when found in the base position of vec_ld or vec_st.
4341 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
4343 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
4344 use of profile unless profile status is PROFILE_READ.
4345 * profile.c (compute_branch_probabilities): Set profile status
4346 only after reporting predictor hitrates.
4348 2016-06-03 Joseph Myers <joseph@codesourcery.com>
4352 * common.opt (ffp-int-builtin-inexact): New option.
4353 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
4354 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
4355 (ceil@var{m}2): Document dependence on this option.
4356 * ipa-inline-transform.c (inline_call): Handle
4357 flag_fp_int_builtin_inexact.
4358 * ipa-inline.c (can_inline_edge_p): Likewise.
4359 * config/i386/i386.md (rintxf2): Do not test
4360 flag_unsafe_math_optimizations.
4361 (rint<mode>2_frndint): New define_insn.
4362 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
4363 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
4364 for 387 instead of extending and truncating.
4365 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
4366 !flag_trapping_math instead of flag_unsafe_math_optimizations.
4367 Change to frndint<mode>2_<rounding>.
4368 (frndintxf2_<rounding>_i387): Likewise. Change to
4369 frndint<mode>2_<rounding>_i387.
4370 (<rounding_insn>xf2): Likewise.
4371 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
4372 !flag_trapping_math instead of flag_unsafe_math_optimizations for
4373 x87. Test TARGET_ROUND || !flag_trapping_math ||
4374 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
4375 SSE. Use ROUND_NO_EXC in constant operand of
4376 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
4377 for 387 instead of extending and truncating.
4379 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
4380 Julia Koval <julia.koval@intel.com>
4392 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
4393 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
4394 all registers, except for function return registers if there are
4395 no caller-saved registers.
4396 (ix86_set_func_type): New function.
4397 (ix86_set_current_function): Call ix86_set_func_type to set
4398 no_caller_saved_registers and func_type. Call reinit_regs if
4399 caller-saved registers are changed. Don't allow MPX, SSE, MMX
4400 nor x87 instructions in interrupt handler nor function with
4401 no_caller_saved_registers attribute.
4402 (ix86_function_ok_for_sibcall): Return false if there are no
4403 caller-saved registers.
4404 (type_natural_mode): Don't warn ABI change for MMX in interrupt
4406 (ix86_function_arg_advance): Skip for callee in interrupt handler.
4407 (ix86_function_arg): Return special arguments in interrupt handler.
4408 (ix86_promote_function_mode): Promote pointer to word_mode only
4409 for normal functions.
4410 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
4412 (ix86_epilogue_uses): New function.
4413 (ix86_hard_regno_scratch_ok): Likewise.
4414 (ix86_save_reg): Preserve all registers in interrupt handler
4415 after reload. Preserve all registers, except for function return
4416 registers, if there are no caller-saved registers after reload.
4417 (find_drap_reg): Always use callee-saved register if there are
4418 no caller-saved registers.
4419 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
4420 for interrupt handler.
4421 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
4422 Emit cld instruction if stringops are used in interrupt handler
4423 or interrupt handler isn't a leaf function.
4424 (ix86_expand_epilogue): Generate interrupt return for interrupt
4425 handler and pop the 'ERROR_CODE' off the stack before interrupt
4426 return in exception handler.
4427 (ix86_expand_call): Disallow calling interrupt handler directly.
4428 If there are no caller-saved registers, mark all registers that
4429 are clobbered by the call which returns as clobbered.
4430 (ix86_handle_no_caller_saved_registers_attribute): New function.
4431 (ix86_handle_interrupt_attribute): Likewise.
4432 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
4434 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
4435 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
4436 accumulation in interrupt function if stack may be realigned to
4438 (EPILOGUE_USES): New.
4439 (function_type): New enum.
4440 (machine_function): Add func_type and no_caller_saved_registers.
4441 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
4442 (interrupt_return): New pattern.
4443 * doc/extend.texi: Document x86 interrupt and
4444 no_caller_saved_registers attributes.
4446 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
4448 PR tree-optimization/52171
4449 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
4450 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
4451 Look for constant strings. Move some code to emit_block_cmp_hints
4453 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
4454 * defaults.h (COMPARE_MAX_PIECES): New macro.
4455 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
4456 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
4457 (clear_by_pieces_1): Don't declare. Move definition before use.
4458 (can_do_by_pieces): New static function.
4459 (can_move_by_pieces): Use it. Return bool.
4460 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
4461 OP. All callers changed. Handle COMPARE_BY_PIECES.
4462 (class pieces_addr); New.
4463 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
4464 pieces_addr::adjust, pieces_addr::increment_address,
4465 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
4467 (class op_by_pieces_d): New.
4468 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
4470 (class move_by_pieces_d, class compare_by_pieces_d,
4471 class store_by_pieces_d): New subclasses of op_by_pieces_d.
4472 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
4473 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
4474 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
4475 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
4476 compare_by_pieces_d::finish_mode): New member functions.
4477 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
4479 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
4480 (emit_block_cmp_hints): New function.
4481 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
4482 use the newly defined classes.
4483 * expr.h (by_pieces_constfn): New typedef.
4484 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
4485 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
4486 (move_by_pieces_ninsns): Don't declare.
4487 (can_move_by_pieces): Change return value to bool.
4488 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
4489 (compare_by_pieces_branch_ratio): New hook.
4490 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
4491 (by_pieces_ninsns): Declare.
4492 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
4494 (default_compare_by_pieces_branch_ratio): New function.
4495 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
4496 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
4497 * doc/tm.texi: Regenerate.
4498 * tree-ssa-strlen.c: Include "builtins.h".
4499 (handle_builtin_memcmp): New static function.
4500 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
4501 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
4503 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4505 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
4506 relevant stmts which are simple and invariant.
4507 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
4508 instead of simple and invariant
4510 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4512 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
4513 (vectorizable_reduction): Check for new relevant state.
4514 (vectorizable_live_operation): vectorize live stmts using
4515 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
4516 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
4517 (vect_stmt_relevant_p): Check for stmts which are only used live.
4518 (process_use): Use of a stmt does not inherit it's live value.
4519 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
4520 (vect_analyze_stmt): Check for new relevant state.
4521 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
4522 outside the loop, but not inside it.
4524 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4526 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
4527 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
4528 (vect_get_vec_def_for_operand): Split out code.
4530 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
4532 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
4534 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4536 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
4538 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4540 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
4542 2016-06-03 Jakub Jelinek <jakub@redhat.com>
4545 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
4546 to noreturn e->callee->decl that has void return type and void
4547 arguments, adjust gimple_call_fntype and remove lhs even if it had
4548 previously addressable type.
4550 2016-06-02 Jeff Law <law@redhat.com>
4552 PR tree-optimization/71328
4553 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
4554 error when checking for a jump back onto the copied path.
4556 2016-06-02 David Malcolm <dmalcolm@redhat.com>
4558 * config/microblaze/microblaze.c (get_branch_target): Add return
4559 NULL_RTX for the non-CALL_P case.
4560 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
4561 (insert_wic): Remove unused local "j".
4563 2016-06-02 Martin Liska <mliska@suse.cz>
4565 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
4567 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
4568 Julia Koval <julia.koval@intel.com>
4570 * function.c (assign_parm_setup_stack): Force source into a
4572 * target.def (function_incoming_arg): Update documentation to
4573 allow arbitrary address computation based on hard register.
4574 * doc/tm.texi: Regenerated.
4576 2016-06-02 Martin Liska <mliska@suse.cz>
4578 * predict.c (combine_predictions_for_bb): Fix first match in
4579 cases where a first predictor contains more than one occurence
4580 in list of predictors. Take the best value in such case.
4582 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4584 PR rtl-optimization/71295
4585 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
4586 offset would go over the size of the inner mode reject it.
4588 2016-06-02 Jakub Jelinek <jakub@redhat.com>
4590 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
4591 x=x,x and v=v,m instead of x=x,m.
4593 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
4594 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
4595 alternative to v=rm,C.
4597 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
4598 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
4599 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
4600 instead of vex for the last two above mentioned alternatives.
4602 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4605 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
4607 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
4609 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
4611 2016-06-01 David Malcolm <dmalcolm@redhat.com>
4613 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
4614 from int to unsigned.
4616 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4618 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
4619 alternatives, eliminating preferred register class. Add support
4620 for the MTVSRDD instruction in ISA 3.0.
4621 (vsx_splat_v4si_internal): Use splat_input_operand instead of
4622 reg_or_indexed_operand.
4623 (vsx_splat_v4sf_internal): Likewise.
4625 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4628 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
4629 for loading up all 0's or all 1's.
4631 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
4633 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
4635 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
4637 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
4639 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
4640 * gcc.c (set_source_date_epoch_envvar): New function, sets
4641 the SOURCE_DATE_EPOCH environment variable to the current time.
4643 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4645 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
4646 the factor for live Phi nodes.
4648 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4650 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
4651 * tree-parloops.c (parallelize_loops): likewise.
4652 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
4653 tree_unswitch_outer_loop): likewise.
4655 2016-06-01 Jakub Jelinek <jakub@redhat.com>
4658 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
4659 around creation of the temporary.
4661 2016-06-01 Richard Biener <rguenther@suse.de>
4663 PR tree-optimization/71366
4664 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
4665 (unloop_loops): Move removing edges here ...
4666 (try_unroll_loop_completely): ... from here.
4667 (try_peel_loop): ... and here.
4668 (tree_unroll_loops_completely_1): Track parent loops via
4669 bitmap of header BBs.
4670 (tree_unroll_loops_completely): Adjust for that.
4672 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4674 * config/rs6000/altivec.h (vec_slv): New macro.
4675 (vec_srv): New macro.
4676 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
4677 (UNSPEC_VSRV): New value.
4680 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
4681 (vsrv): New builtin definition.
4682 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
4683 define argument types for new builtin.
4684 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
4686 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
4689 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
4690 Jocelyn Mayer <l_indien@magic.fr>
4693 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
4694 detect processor family for signature_CENTAUR_ebx.
4695 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
4696 signature_CENTAUR_ebx.
4697 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
4698 <default>: Pass x86-64 for has_longmode.
4700 2016-06-01 Nathan Sidwell <nathan@acm.org>
4702 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
4705 2016-06-01 Richard Biener <rguenther@suse.de>
4707 PR tree-optimization/71261
4708 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
4709 of stmts successfully put in the bool pattern. Remove
4710 single-use restriction.
4711 (adjust_bool_pattern_cast): Add cast at the use site via the
4712 pattern def sequence.
4713 (adjust_bool_pattern): Remove recursion, maintain a hash-map
4714 of patterned defs. Use the pattern def seqence instead of
4715 multiple independent patterns.
4716 (sort_after_uid): New qsort compare function.
4717 (adjust_bool_stmts): New function to process stmts in the bool
4718 pattern in IL order.
4719 (vect_recog_bool_pattern): Adjust.
4720 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
4721 (ifcvt_walk_pattern_tree): Likewise.
4722 (stmt_is_root_of_bool_pattern): Likewise.
4723 (ifcvt_repair_bool_pattern): Likewise.
4724 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
4726 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4728 * loop-unroll.c (decide_unroll_constant_iterations,
4729 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
4730 likely upper bounds.
4731 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
4733 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
4735 * tree-core.h (enum omp_clause_code): Remove
4736 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
4738 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4740 * config/arm/sync.md (arm_store_exclusive<mode>):
4741 Use 'H' output modifier on operands[2] rather than creating a new
4742 entry in out-of-bounds memory of the operands array.
4743 (arm_store_release_exclusivedi): Likewise.
4745 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4747 * config/arm/arm.c (arm_fusion_enabled_p): New function.
4748 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
4749 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
4750 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4752 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4754 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
4755 into account live statements for mask producers.
4757 2016-06-01 Richard Biener <rguenther@suse.de>
4759 PR tree-optimization/71311
4760 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
4761 restrict to non-INTEGER_CST @0.
4763 2016-06-01 Richard Biener <rguenther@suse.de>
4765 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
4766 (relational patterns): Use :c to avoid pattern duplications.
4768 2016-06-01 Richard Biener <rguenther@suse.de>
4770 * genmatch.c (comparison_code_p): New predicate.
4771 (swap_tree_comparison): New function.
4772 (commutate): Add for_vec parameter to append new for entries.
4773 Support commutating relational operators by swapping it alongside
4775 (lower_commutative): Adjust.
4776 (dt_simplify::gen): Do not pass artificial operators to gen
4778 (decision_tree::gen): Do not add artificial operators as parameters.
4779 (parser::parse_expr): Verify operator commutativity when :c is
4780 applied. Allow :C to override this.
4781 * match.pd: Adjust patterns to use :C instead of :c where required.
4783 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
4785 PR tree-optimization/71077
4786 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
4787 the combining step, use boolean_false_node and boolean_true_node
4788 as the designated false/true return values.
4790 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4792 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
4793 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
4794 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
4797 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4799 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
4800 of flags impliying the register renaming.
4801 * toplev.c (process_options): Do not imply flag_rename_registers with
4804 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4806 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
4807 default implementation.
4809 2016-05-31 Nathan Sidwell <nathan@acm.org>
4811 * dwarf2out.c (cur_line_info_table): Add GTY marker.
4813 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4815 * config/sh/constraints.md (b): Remove constraint.
4816 * config/sh/predicates.md (arith_reg_operand): Remove
4818 * config/sh/sh-modes.def (PDI): Remove.
4819 * config/sh/sh.c (sh_target_reg_class,
4820 sh_optimize_target_register_callee_saved): Remove functions.
4821 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
4822 (sh_expand_epilogue): Update comment.
4823 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
4824 sh_secondary_reload): Remove TARGET_REGS related code.
4825 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
4826 TARGET_REGISTER_P): Remove macros.
4827 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
4828 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
4829 TR1_REG, TR2_REG): Remove constants.
4830 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
4832 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4834 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
4835 define_expand patterns.
4836 (adddi3_compact): Rename to adddi3.
4837 (subdi3_compact): Rename to subdi3.
4838 (*negdi2): Rename to negdi2.
4839 (*abs<mode>2): Rename to abs<mode>2.
4841 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4843 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
4844 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
4845 (atomic_sub_fetchsi): ... this new pattern.
4846 (mvtc): Add CC_REG clobber.
4848 2016-05-31 Marek Polacek <polacek@redhat.com>
4850 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
4852 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4854 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
4855 aarch64_fusion_enabled_p to check for fusion capabilities.
4857 2016-05-31 Richard Biener <rguenther@suse.de>
4859 PR tree-optimization/71352
4860 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
4861 minus one and a negate.
4863 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4865 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
4866 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
4868 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
4869 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
4870 Remove use of aarch64_simd_attr_length_move, set length attribute
4872 (*aarch64_be_movoi): Likewise.
4873 (*aarch64_be_movci): Likewise.
4874 (*aarch64_be_movxi): Likewise.
4876 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4878 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
4879 It no longer does that.
4880 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
4882 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
4884 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
4885 attribute __unused__.
4887 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
4889 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
4890 * config/arm/arm.c (arm_arch_thumb1): Define.
4891 (arm_option_override): Initialize arm_arch_thumb1.
4892 * config/arm/arm.h (arm_arch_thumb1): Declare.
4893 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
4894 support Thumb-1 ISA.
4896 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
4899 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
4900 `Yv' for scalar operand.
4902 2016-05-31 Tom de Vries <tom@codesourcery.com>
4904 PR tree-optimization/69068
4905 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
4906 phis with more than two args.
4908 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
4910 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
4911 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
4914 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
4916 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
4918 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4920 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
4921 cpu_32, cpu_64, tune_32 and tune_64.
4922 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
4924 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4926 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4928 2016-05-30 Andi Kleen <ak@linux.intel.com>
4930 * auto-profile.c (read_profile): Replace asserts with errors
4931 when file does not exist.
4932 * gcov-io.c (gcov_read_words): Dito.
4934 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4936 * tree-cfg.c (print_loop): Print likely upper bounds.
4938 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4940 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
4941 * opts.c (default_options): Enable peel loops at -O3.
4942 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
4943 (try_peel_loop): Do not re-peel already peeled loops;
4944 use likely upper bounds; fix profile updating.
4945 (pass_complete_unroll::execute): Initialize peeled_loops.
4947 2016-05-30 Martin Liska <mliska@suse.cz>
4949 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
4950 computed costs by frequency of BB they belong to.
4951 (get_scaled_computation_cost_at): New function.
4953 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
4954 Marc Glisse <marc.glisse@inria.fr>
4956 PR tree-optimization/71289
4957 * match.pd (-1 / B < A, A > -1 / B): New transformations.
4959 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4961 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
4963 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4965 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
4966 for peeled copies; avoid underflow when updating estimates; correctly
4969 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4971 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
4972 r236875. Corrected oe3 to oe2 as obvious.
4974 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4978 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
4979 that inserted stmt will not dominate stmts that defines its operand.
4980 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
4981 (rewrite_expr_tree_parallel): Likewise.
4983 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4986 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
4987 all fields including stmt_to_insert are swapped.
4989 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4991 * predict.h (force_edge_cold): Declare.
4992 * predict.c (force_edge_cold): New function.
4993 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
4995 (canonicalize_loop_induction_variables): Fix formating.
4997 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
4999 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
5000 (visium_expand_copysign): Use gen_int_mode directly.
5001 (visium_compute_frame_size): Minor tweaks.
5003 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
5005 * tree-vect-loop.c (vect_analyze_loop_2): Use
5006 likely_max_stmt_executions_int.
5008 2016-05-30 Tom de Vries <tom@codesourcery.com>
5010 PR tree-optimization/69067
5011 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
5013 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
5016 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
5017 New peepholes to remove unneeded fild/fistp pairs.
5018 (define_peephole2 atomic_loaddi_fpu): Ditto.
5020 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5022 * predict.c (maybe_hot_frequency_p): Avoid division.
5024 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
5026 * doc/install.texi: Use https for shop.fsf.org.
5028 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5030 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
5031 likely_max_stmt_executions_int.
5033 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5035 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5036 likely_max_stmt_executions_int.
5038 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5040 * profile.c (compute_branch_probabilities): Do not report hitrates
5042 (branch_prob): Report hitrates here.
5043 * predict.c (gimple_predict_edge): Do not assert profile status;
5044 fix formatting issues.
5046 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5048 * predict.c (edge_predicted_by_p): New function.
5049 (predict_paths_for_bb): Do not put multiple predictions of the same type
5052 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5054 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
5057 2016-05-28 Alan Modra <amodra@gmail.com>
5059 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
5061 2016-05-28 Alan Modra <amodra@gmail.com>
5063 PR rtl-optimization/71275
5064 * ira.c (ira): Free dominance info.
5066 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
5068 * doc/sourcebuild.texi: New address for upstream Go repository.
5070 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5072 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
5073 (TARGET_ARM_V7M): Likewise.
5075 2016-05-26 Jeff Law <law@redhat.com>
5077 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
5078 (thread_across_edge): Remove calls to find_jump_threads_backwards.
5079 * passes.def: Add jump threading passes before DOM/VRP.
5080 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
5081 argument to a basic block from an edge. Remove tests which are
5083 (pass_data_thread_jumps, class pass_thread_jumps): New.
5084 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
5085 (make_pass_thread_jumps): Likewise.
5086 * tree-pass.h (make_pass_thread_jumps): Declare.
5088 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
5090 * config/visium/visium-protos.h (split_double_move): Rename into...
5091 (visium_split_double_move): ...this.
5092 (visium_split_double_add): Declare.
5093 * config/visium/visium.c (split_double_move): Rename into...
5094 (visium_split_double_move): ...this.
5095 (visium_split_double_add): New function.
5096 (visium_expand_copysign): Renumber operands for consistency.
5097 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
5098 (DFmode move splitter): Likewise.
5099 (*addi3_insn): Split by means of visium_split_double_add.
5100 (*adddi3_insn_flags): Delete.
5101 (*plus_plus_sltu<subst_arith>): New insn.
5102 (*subdi3_insn): Split by means of visium_split_double_add.
5103 (subdi3_insn_flags): Delete.
5104 (*minus_minus_sltu<subst_arith>): New insn.
5105 (*negdi2_insn): Split by means of visium_split_double_add.
5106 (*negdi2_insn_flags): Delete.
5108 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
5110 * configure.ac: Treat a --with-headers option without argument
5111 the same as the default (i.e. consult sys-include directory).
5112 * configure: Regenerate.
5114 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5116 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
5117 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
5119 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
5120 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
5122 2016-05-27 Jiong Wang <jiong.wang@arm.com>
5125 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
5126 tree-stdarg analysis results.
5127 (aarch64_setup_incoming_varargs): Likewise.
5129 2016-05-27 Jiong Wang <jiong.wang@arm.com>
5131 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
5132 va_list_gpr_counter_field and va_list_fpr_counter_field.
5134 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
5137 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
5138 * config/aarch64/aarch64.c
5139 (aarch64_cannot_change_mode_class): Remove function.
5140 * config/aarch64/aarch64-protos.h
5141 (aarch64_cannot_change_mode_class): Remove.
5143 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5145 * cfgloop.c (record_niter_bound): Record likely upper bounds.
5146 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
5147 get_likely_max_loop_iterations_int): New.
5148 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
5149 any_likely_upper_bound.
5150 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
5152 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
5153 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
5155 (unroll_loop_constant_iterations): Likewise.
5156 (unroll_loop_runtime_iterations): Likewise.
5157 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
5158 * lto-streamer-out.c (output_cfg): Likewise.
5159 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
5161 (canonicalize_loop_induction_variables): Dump likely upper bounds.
5162 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
5163 (likely_max_loop_iterations): New.
5164 (likely_max_loop_iterations_int): New.
5165 (likely_max_stmt_executions): New.
5166 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
5167 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
5168 likely_max_stmt_executions): Declare.
5170 2016-05-27 Marek Polacek <polacek@redhat.com>
5173 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
5175 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5177 * config/s390/s390.md (2x risbg splitters): Use
5178 reg_overlap_mentioned_p instead of rtx_equal_p.
5180 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
5182 * combine.c (make_compound_operation): Take known zero bits into
5183 account when checking for possible zero_extend.
5185 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5187 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
5188 Use const_int_operand for operand 2 predicate. Simplify expand code
5191 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
5194 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
5197 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5199 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
5200 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
5201 that returns CC_SESWPmode and CC_ZESWPmode.
5202 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
5204 (aarch64_rtx_costs): Likewise.
5206 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5208 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
5209 for ISA 3.0 min/max support.
5210 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
5211 conditional move support.
5212 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
5213 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
5215 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
5216 conditional moves where the comparison type is different from move
5218 (fp_minmax): New code iterator for smin/smax.
5219 (minmax): New code attributes for min/max.
5220 (SMINMAX): Likewise.
5221 (smax<mode>3): Combine min, max insns into one insn using the
5222 fp_minmax code iterator. Add support for ISA 3.0 min/max
5223 instructions that don't need -ffast-math.
5224 (s<minmax><mode>3): Likewise.
5225 (smax<mode>3_vsx): Likewise.
5226 (smin<mode>3): Likewise.
5227 (s<minmax><mode>3_vsx): Likewise.
5228 (smin<mode>3_vsx): Likewise.
5229 (pre-VSX min/max splitters): Likewise.
5230 (s<minmax><mode>3_fpr): Likewise.
5231 (movsfcc): Rewrite floating point conditional moves to combine
5232 SFmode/DFmode into a single insn.
5233 (mov<mode>cc): Likewise.
5234 (movdfcc): Likewise.
5235 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
5236 SFDF2 iterators to handle all combinations.
5237 (fseldfsf4): Likewise.
5238 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
5239 (fseldfdf4): Likewise.
5240 (fselsfdf4): Likewise.
5241 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
5242 comparison instructions that set a 0/-1 mask, and use it for
5243 floating point conditional move via XXSEL.
5244 (fpmask<mode>): Likewise.
5245 (xxsel<mode>): Likewise.
5246 * config/rs6000/predicates.md (min_max_operator): Delete, no
5248 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
5249 instructions that generate a 0/-1 mask for use with XXSEL.
5250 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
5251 say whether floating point min/max is available, either through
5252 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
5253 (TARGET_MINMAX_DF): Likewise.
5255 2016-05-27 Alan Modra <amodra@gmail.com>
5257 PR rtl-optimization/71275
5258 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
5259 for update_equiv_regs and combine_and_move_insns.
5261 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
5263 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
5264 if_then_else or cond RTXes to calculate attribute value.
5265 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
5266 <attr "length_immediate>: Ditto.
5267 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
5268 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
5269 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
5270 <attr "type">: Ditto.
5271 <attr "prefix_data16">: Ditto.
5272 <attr "prefix_extra">: Ditto.
5273 <attr "length_immediate">: Ditto.
5274 <attr "prefix">: Ditto.
5275 (vec_set<mode>_0) <attr "isa">: Ditto.
5276 <attr "prefix_extra">: Ditto.
5277 <attr "length_immediate">: Ditto.
5278 <attr "prefix">: Ditto.
5279 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
5280 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
5281 (sse2_storelpd) <attr "prefix_data16">: Ditto.
5282 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
5283 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
5284 <attr "length_immediate">: Ditto.
5285 <attr "prefix">: Ditto.
5286 (sse2_movsd) <attr "length_immediate">: Ditto.
5287 <attr "prefix">: Ditto.
5288 (vec_concatv2df) <attr "isa">: Ditto.
5289 <attr "prefix">: Ditto.
5290 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
5291 (*vec_extractv2di_1) <attr "isa">: Ditto.
5292 <attr "type">: Ditto.
5293 <attr "length_immediate">: Ditto.
5294 <attr "prefix_rex">: Ditto.
5295 <attr "prefix_extra">: Ditto.
5296 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
5297 <attr "prefix_extra">: Ditto.
5298 <attr "length_immediate">: Ditto.
5299 (vec_concatv2di) <attr "isa">: Ditto.
5300 <attr "prefix_extra">: Ditto.
5301 <attr "length_immediate">: Ditto.
5302 <attr "prefix">: Ditto.
5304 2016-05-26 Martin Liska <mliska@suse.cz>
5306 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
5308 (operator+): Likewise.
5309 (operator-): Likewise.
5310 (comp_cost::operator+=): Likewise.
5311 (comp_cost::operator-=): Likewise.
5312 (comp_cost::operator/=): Likewise.
5313 (comp_cost::operator*=): Likewise.
5314 (operator<): Likewise.
5315 (operator==): Likewise.
5316 (operator<=): Likewise.
5318 (infinite_cost_p): Likewise.
5319 (add_costs): Likewise.
5320 (sub_costs): Likewise.
5321 (compare_costs): Likewise.
5322 (set_group_iv_cost): Use the newly introduced functions.
5323 (get_address_cost): Likewise.
5324 (get_shiftadd_cost): Likewise.
5325 (force_expr_to_var_cost): Likewise.
5326 (split_address_cost): Likewise.
5327 (ptr_difference_cost): Likewise.
5328 (difference_cost): Likewise.
5329 (get_computation_cost_at): Likewise.
5330 (determine_group_iv_cost_generic): Likewise.
5331 (determine_group_iv_cost_address): Likewise.
5332 (determine_group_iv_cost_cond): Likewise.
5333 (autoinc_possible_for_pair): Likewise.
5334 (determine_group_iv_costs): Likewise.
5335 (cheaper_cost_pair): Likewise.
5336 (iv_ca_recount_cost): Likewise.
5337 (iv_ca_set_no_cp): Likewise.
5338 (iv_ca_set_cp): Likewise.
5339 (iv_ca_cost): Likewise.
5340 (iv_ca_new): Likewise.
5341 (iv_ca_dump): Likewise.
5342 (iv_ca_narrow): Likewise.
5343 (iv_ca_prune): Likewise.
5344 (iv_ca_replace): Likewise.
5345 (try_add_cand_for): Likewise.
5346 (try_improve_iv_set): Likewise.
5347 (find_optimal_iv_set): Likewise.
5349 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
5351 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
5352 that internal functions will clobber all caller-saved registers.
5354 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
5356 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
5357 Return a better case_values_threshold when optimizing.
5359 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
5361 * config/aarch64/aarch64-simd.md (aarch64_combinez):
5362 Add ? to integer variant.
5363 (aarch64_combinez_be): Likewise.
5365 2016-05-26 Jakub Jelinek <jakub@redhat.com>
5367 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
5368 instead of x constraint.
5369 (vcvtps2ph256<mask_name>): Likewise.
5371 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
5372 alternative. Formatting fix.
5374 * config/i386/sse.md
5375 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
5377 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
5378 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
5379 maybe_evex prefix instead of vex.
5380 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
5381 EXT_REX_SSE_REG_P (op0) case in the splitter.
5383 2016-05-25 Jeff Law <law@redhat.com>
5385 PR tree-optimization/71272
5386 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
5387 Update comments. Add test for empty path.
5389 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
5391 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
5392 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
5393 special case builtin.
5394 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5395 code for ALTIVEC_BUILTIN_VEC_CMPNE.
5396 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5397 for __builtin_vec_cmpne.
5399 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
5401 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
5402 redundant test and bail out if the type of the new operand is not
5403 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
5405 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5407 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
5408 (x_ix86_target_flags_explicit): Remove.
5409 * config/i386/i386.c (ix86_function_specific_save): Do not copy
5410 x_ix86_target_flags_explicit.
5411 (ix86_function_specific_restore): Ditto.
5413 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5414 H.J. Lu <hongjiu.lu@intel.com>
5417 * common/config/i386/i386-common.c
5418 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
5419 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
5420 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
5421 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
5422 (-mgeneral-regs-only): Add new option.
5423 * config/i386/i386.c (ix86_option_override_internal): Don't enable
5424 x87 instructions if only general registers are allowed.
5425 (ix86_target_string): Add ix86_flags argument. Handle additional
5426 flags options through ix86_flags argument. Update all callers.
5427 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
5429 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5431 PR rtl-optimization/66940
5432 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
5433 decrementing desired_val will not overflow before performing these
5436 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
5438 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
5439 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
5440 * config/i386/i386.c (enum ix86_builtins): Add
5441 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
5442 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
5443 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
5444 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
5445 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
5446 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
5447 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
5448 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
5449 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
5450 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
5451 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
5452 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
5453 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
5454 __builtin_ia32_cvtps2dq512_mask.
5455 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
5456 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
5457 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
5458 * config/i386/sse.md
5459 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
5461 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
5462 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
5464 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
5465 (avx512f_vec_pack_sfix_v8df): New define_expand.
5466 (avx512f_roundpd512): Rename to ...
5467 (avx512f_round<castmode>512): ... this. Change iterator.
5468 (avx512f_roundps512_sfix): New define_expand.
5469 (round<mode>2_sfix): Change iterator.
5471 2016-05-25 Nick Clifton <nickc@redhat.com>
5473 * config/msp430/msp430.c (msp430_attr): Produce an error if a
5474 static interrupt handler is detected.
5475 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
5476 default linker script.
5477 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
5478 the low part of a symbolic pointer.
5480 2016-05-25 Richard Biener <rguenther@suse.de>
5482 PR tree-optimization/71261
5483 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
5484 interesting stmt instead of immediate uses when looking
5485 for the use operand to replace.
5487 2016-05-25 Martin Liska <mliska@suse.cz>
5489 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
5491 2016-05-25 Richard Biener <rguenther@suse.de>
5493 PR tree-optimization/71264
5494 * tree-vect-stmts.c (vect_init_vector): Properly deal with
5497 2016-05-25 Martin Liska <mliska@suse.cz>
5499 PR tree-optimization/71239
5500 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
5501 if DECL_SIZE is NULL.
5503 2016-05-25 Richard Biener <rguenther@suse.de>
5505 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
5506 * tree-if-conv.c (pass_data_if_conversion): Use it.
5508 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
5510 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
5511 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
5512 * varpool.c (varpool_node::get_availability): Likewise.
5514 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5516 * config/rs6000/altivec.md (VNEG iterator): New iterator for
5517 VNEGW/VNEGD instructions.
5518 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
5519 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
5520 support for ISA 3.0 VNEGW/VNEGD instructions.
5522 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
5524 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
5525 pointers inside OACC_DATA regions.
5526 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
5527 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
5528 (gimplify_adjust_omp_clauses): Fix typo in comment.
5530 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5532 * config/rs6000/altivec.md (VParity): New mode iterator for vector
5533 parity built-in functions.
5534 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
5536 (p9v_parity<mode>2): Likewise.
5537 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
5539 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
5540 (parity<mode>2): ISA 3.0 expander for vector parity.
5541 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
5543 (BU_P9_64BIT_MISC_0): Likewise.
5544 (BU_P9_MISC_0): Likewise.
5545 (BU_P9V_AV_1): Likewise.
5546 (BU_P9V_AV_2): Likewise.
5547 (BU_P9V_AV_3): Likewise.
5548 (BU_P9V_AV_P): Likewise.
5549 (BU_P9V_VSX_1): Likewise.
5550 (BU_P9V_OVERLOAD_1): Likewise.
5551 (BU_P9V_OVERLOAD_2): Likewise.
5552 (BU_P9V_OVERLOAD_3): Likewise.
5553 (VCTZB): Add vector count trailing zeros support.
5557 (VPRTYBD): Add vector parity support.
5558 (VPRTYBQ): Likewise.
5559 (VPRTYBW): Likewise.
5560 (VCTZ): Add overloaded vector count trailing zeros support.
5561 (VPRTYB): Add overloaded vector parity support.
5562 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5563 overloaded vector count trailing zeros and parity instructions.
5564 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
5565 vector parity support.
5566 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
5567 trailing zeros support.
5568 (vec_cntlz): Likewise.
5569 (vec_vctzb): Likewise.
5570 (vec_vctzd): Likewise.
5571 (vec_vctzh): Likewise.
5572 (vec_vctzw): Likewise.
5573 (vec_vprtyb): Add ISA 3.0 vector parity support.
5574 (vec_vprtybd): Likewise.
5575 (vec_vprtybw): Likewise.
5576 (vec_vprtybq): Likewise.
5577 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5578 the ISA 3.0 vector count trailing zeros and vector parity built-in
5581 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5583 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
5584 when there is stmt_to_insert.
5586 2016-05-24 Martin Sebor <msebor@redhat.com>
5589 * tree.h (complete_or_array_type_p): New inline function.
5591 2016-05-24 Jakub Jelinek <jakub@redhat.com>
5593 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
5594 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
5595 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
5597 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
5598 Limit 1st alternative to noavx isa, split 2nd alternative into one
5599 noavx and one avx alternative, use *x and Bm in the former and
5600 x and m in the latter.
5602 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
5603 of sse4 for the first alternative, drop %v from the template
5604 and d operand modifier. Split second alternative into one sse4_noavx
5605 and one avx alternative, use *x instead of *v in the former and v
5606 instead of *v in the latter.
5607 (*sse4_1_extractps): Use noavx isa instead of * for the first
5608 alternative, drop %v from the template. Split second alternative into
5609 one noavx and one avx alternative, use *x instead of *v in the
5610 former and v instead of *v in the latter.
5611 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
5612 with noavx and the last one with avx.
5613 (sse4_1_phminposuw): Guard first alternative with noavx isa,
5614 split the second one into one noavx and one avx alternative,
5615 use *x and Bm in the former and x and m in the latter one.
5616 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
5619 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
5620 first two alternatives to noavx, use *x instead of *v in the second
5621 one, add avx alternative without *.
5622 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
5623 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
5624 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
5626 2016-05-24 Jeff Law <law@redhat.com>
5628 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
5629 New function, extracted from...
5630 (fsm_find_control_statement_thread_paths): Here. Use the new function.
5631 Allow simple copies and constant initializations in the SSA chain.
5633 2016-05-24 Marek Polacek <polacek@redhat.com>
5636 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
5639 2016-05-24 Jakub Jelinek <jakub@redhat.com>
5642 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
5643 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
5644 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
5645 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
5646 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
5648 2016-05-24 Richard Biener <rguenther@suse.de>
5650 PR tree-optimization/71240
5651 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
5654 2016-05-24 Richard Biener <rguenther@suse.de>
5656 PR tree-optimization/71230
5657 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
5659 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5661 * tree-vectorizer.h (vectorizable_comparison): Delete.
5662 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
5663 PURE_SLP_STMT check.
5664 * tree-vect-stmts.c (vectorizable_call): Likewise.
5665 (vectorizable_simd_clone_call): Likewise.
5666 (vectorizable_conversion): Likewise.
5667 (vectorizable_assignment): Likewise.
5668 (vectorizable_shift): Likewise.
5669 (vectorizable_operation): Likewise.
5670 (vectorizable_load): Likewise.
5671 (vectorizable_condition): Likewise.
5672 (vectorizable_store): Likewise. Assert that we don't have
5674 (vectorizable_comparison): Make static. Remove redundant
5675 PURE_SLP_STMT check.
5676 (vect_transform_stmt): Assert that we always have an slp_node
5679 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5681 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
5682 operands[2] against 1 with comparison against CONST1_RTX.
5683 (<shift>di3_neon): Likewise.
5684 * config/arm/predicates.md (const0_operand): Replace with comparison
5687 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5689 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
5690 operands[2] against 1 with comparison against CONST1_RTX.
5691 (ashrdi3): Likewise.
5692 (lshrdi3): Likewise.
5693 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
5695 (ashrsi3): Likewise.
5696 (lshrsi3): Likewise.
5697 (rotrsi3): Likewise.
5698 (define_split above *compareqi_eq0): Likewise.
5699 (define_split above "prologue"): Likewise.
5700 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
5701 * config/arm/predicates.md (shift_operator): Likewise.
5702 (shift_nomul_operator): Likewise.
5703 (sat_shift_operator): Likewise.
5704 (thumb1_cmp_operand): Likewise.
5705 (const_neon_scalar_shift_amount_operand): Replace manual range
5706 check with IN_RANGE.
5707 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
5708 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
5710 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5712 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
5713 with HOST_WIDE_INT_1.
5715 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
5716 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
5717 (arm_canonicalize_comparison): Likewise.
5718 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
5720 (thumb1_size_rtx_costs): Likewise.
5721 (vfp_const_double_index): Replace cast of 1 to unsigned
5722 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5723 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
5725 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
5726 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5727 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
5728 HOST_WIDE_INT with HOST_WIDE_INT_1.
5730 2016-05-24 Marek Polacek <polacek@redhat.com>
5732 * tree-cfg.h (should_remove_lhs_p): New predicate.
5733 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
5734 * gimplify.c (gimplify_modify_expr): Likewise.
5735 * tree-cfg.c (verify_gimple_call): Likewise.
5736 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
5737 * gimple-fold.c: Include "tree-cfg.h".
5738 (gimple_fold_call): Use should_remove_lhs_p.
5740 2016-05-24 Richard Biener <rguenther@suse.de>
5742 PR tree-optimization/71253
5743 * cfganal.h (control_dependences): Make robust against edge
5745 (control_dependences::control_dependences): Remove edge_list argument.
5746 (control_dependences::get_edge): Remove.
5747 (control_dependences::get_edge_src): Add.
5748 (control_dependences::get_edge_dest): Likewise.
5749 (control_dependences::m_el): Make a vector of edge src/dest index.
5750 * cfganal.c (control_dependences::find_control_dependence): Adjust.
5751 (control_dependences::control_dependences): Likewise.
5752 (control_dependences::~control_dependence): Likewise.
5753 (control_dependences::get_edge): Remove.
5754 (control_dependences::get_edge_src): Add.
5755 (control_dependences::get_edge_dest): Likewise.
5756 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
5758 (perform_tree_ssa_dce): Adjust.
5759 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
5761 (pass_loop_distribution::execute): Adjust. Do loop destroying
5762 conditional on changed.
5764 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5767 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
5768 return. Reindent transformation comment and mention the ARM state
5771 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5774 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
5775 after build_and_add_sum creates new use stmt.
5777 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5779 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
5780 load_lanes/grouped_load classification comes first. Don't check
5781 whether the vectorization factor is a multiple of the group size
5784 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5786 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
5787 GROUP_GAP for single-element interleaving.
5788 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
5791 2016-05-24 Richard Biener <rguenther@suse.de>
5795 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
5796 bases which are accessed with non-invariant indices.
5797 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
5798 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
5800 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5803 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
5804 (add_to_ops_vec): Add stmt_to_insert.
5805 (add_repeat_to_ops_vec): Init stmt_to_insert.
5806 (insert_stmt_before_use): New.
5807 (transform_add_to_multiply): Remove mult_stmt insertion and add it
5809 (get_ops): Init stmt_to_insert.
5810 (maybe_optimize_range_tests): Likewise.
5811 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
5812 (rewrite_expr_tree_parallel): Likewise.
5813 (reassociate_bb): Likewise.
5815 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5818 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
5819 ISA 3.0 xxperm fusion alternative.
5820 (altivec_vperm_v8hiv16qi): Likewise.
5821 (altivec_vperm_<mode>_uns_internal): Likewise.
5822 (vperm_v8hiv4si): Likewise.
5823 (vperm_v16qiv8hi): Likewise.
5825 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5826 Kelvin Nilsen <kelvin@gcc.gnu.org>
5828 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
5829 vpermr/xxpermr on ISA 3.0.
5830 (altivec_expand_vec_perm_le): Likewise.
5831 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
5832 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
5835 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
5837 * config/i386/i386.h (IS_STACK_MODE): Enable for
5838 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
5839 SSE_FLOAT_MODE_P macros.
5840 * config/i386/i386.c (ix86_preferred_reload_class): Use
5841 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
5842 Cleanup regclass processing for CONST_DOUBLE_P.
5843 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
5844 (ix86_rtx_costs): Remove redundant TARGET_80387 check
5845 with IS_STACK_MODE macro.
5846 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
5848 (*movdf_internal): Use IS_STACK_MODE macro.
5849 (*movsf_internal): Ditto.
5851 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
5853 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
5854 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
5856 2016-05-23 Jeff Law <law@redhat.com>
5858 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
5860 (fsm_find_control_statement_thread_paths): Call it.
5862 2016-05-23 Martin Jambor <mjambor@suse.cz>
5865 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
5866 from_global_constant if t is not NULL.
5868 2016-05-23 Marek Polacek <polacek@redhat.com>
5871 * common.opt (Wswitch-unreachable): New option.
5872 * doc/invoke.texi: Document -Wswitch-unreachable.
5873 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
5876 2016-05-23 Bin Cheng <bin.cheng@arm.com>
5878 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
5879 TMR_INDEX is non-NULL.
5881 2016-05-23 Richard Biener <rguenther@suse.de>
5883 PR tree-optimization/71230
5884 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
5885 (try_special_add_to_ops): ... here. Always test for single-use.
5887 2016-05-23 Martin Jambor <mjambor@suse.cz>
5889 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
5890 default block if a PHI node in the original one would be resized.
5892 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5894 PR tree-optimization/58135
5895 * tree-vect-slp.c: When group size is not multiple
5896 of vector size, allow splitting of store group at
5899 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
5901 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
5903 2016-05-22 Jakub Jelinek <jakub@redhat.com>
5905 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
5906 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
5907 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
5910 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
5911 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
5912 v constraint instead of x and vinserti32x4 insn.
5914 * config/i386/sse.md (i128vldq): New mode iterator.
5915 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
5916 avx512dq and avx512vl alternatives.
5918 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
5919 constraint, use maybe_evex prefix instead of vex.
5920 (vec_dupv4sf): Use v constraint instead of x for output
5921 operand except for noavx alternative, use Yv constraint
5922 instead of x for input. Use maybe_evex prefix instead of vex.
5923 (*vec_dupv4si): Likewise.
5924 (*vec_dupv2di): Likewise.
5926 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
5929 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
5930 (linearize_expr_tree): Call try_special_add_to_ops.
5931 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
5933 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5935 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
5936 to computed stack_usage.
5938 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5941 * config/avr/avr.md (define_expand "mov<mode>"): If the source
5942 operand is subreg (symbol_ref) then move the symbol ref to register.
5944 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
5946 * tree.c (array_at_struct_end_p): Look through MEM_REF.
5948 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5951 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
5954 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5956 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
5957 ranges by calling get_single_symbol and tidy up. Look more closely
5958 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
5960 2016-05-20 Jeff Law <law@redhat.com>
5962 * bitmap.c (bitmap_find_bit): Remove useless test.
5964 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
5966 * function.c (thread_prologue_and_epilogue_insns): Commit the
5967 insertion of the epilogue.
5969 2016-05-20 Martin Jambor <mjambor@suse.cz>
5971 PR tree-optimization/70884
5972 * tree-sra.c (initialize_constant_pool_replacements): Do not check
5973 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
5974 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
5975 of constant pool data as a reason for scalarization.
5977 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5979 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
5980 for naked functions.
5981 (thumb1_expand_prologue): Likewise.
5983 2016-05-20 Nathan Sidwell <nathan@acm.org>
5985 * config/nvptx/nptx.c (nvptx_option_override): Only set
5986 flag_toplevel_reorder, if not explicitly specified. Set
5987 flag_no_common, unless explicitly specified.
5989 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5991 * calls.c (can_implement_as_sibling_call_p): Mark param
5992 reg_parm_stack_space with ATTRIBUTE_UNUSED.
5994 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
5996 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
5997 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
5998 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
6000 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
6001 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
6004 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
6006 * config/nvptx/nvptx.md (sincossf3): New pattern.
6008 2016-05-20 David Malcolm <dmalcolm@redhat.com>
6010 * calls.c (maybe_complain_about_tail_call): New function.
6011 (initialize_argument_information): Call
6012 maybe_complain_about_tail_call when clearing *may_tailcall.
6013 (can_implement_as_sibling_call_p): Call
6014 maybe_complain_about_tail_call when returning false.
6015 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
6016 ensure try_tail_call is set. Call maybe_complain_about_tail_call
6017 if tail-call optimization fails.
6018 * cfgexpand.c (expand_call_stmt): Initialize
6019 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
6020 * gimple-pretty-print.c (dump_gimple_call): Dump
6021 gimple_call_must_tail_p.
6022 * gimple.c (gimple_build_call_from_tree): Call
6023 gimple_call_set_must_tail with the value of
6024 CALL_EXPR_MUST_TAIL_CALL.
6025 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
6026 (gimple_call_set_must_tail): New function.
6027 (gimple_call_must_tail_p): New function.
6028 * print-tree.c (print_node): Update printing of TREE_STATIC
6029 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
6030 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
6031 trailing comment listing applicable flags.
6032 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
6034 2016-05-20 David Malcolm <dmalcolm@redhat.com>
6036 * calls.c (expand_call): Move "Rest of purposes for tail call
6037 optimizations to fail" to...
6038 (can_implement_as_sibling_call_p): ...this new function, and
6039 split into multiple "if" statements.
6041 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
6043 * cfgloop.h (expected_loop_iterations_unbounded,
6044 expected_loop_iterations): Unconstify.
6045 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
6046 profile with known upper bound; return 3 when profile is absent.
6047 (expected_loop_iterations): Update.
6049 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
6051 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
6052 and get_max_loop_iterations_int.
6054 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
6056 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
6057 realistic upper bounds here.
6059 2016-05-20 Jakub Jelinek <jakub@redhat.com>
6062 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
6063 calls if the LHS is variable length or has addressable type.
6064 If targets[0]->decl is a noreturn call with void return type and
6065 zero arguments, adjust fntype and remove lhs in that case.
6067 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
6069 PR tree-optimization/71079
6070 PR tree-optimization/71206
6071 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
6073 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6075 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
6076 (get_vec_alignment_for_array_decl): Likewise.
6077 (get_vec_alignment_for_record_decl): Likewise.
6078 (increase_alignment::execute): Move code to find alignment to
6079 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
6080 (type_align_map): New hash_map.
6082 2016-05-20 Richard Guenther <rguenther@suse.de>
6084 PR tree-optimization/29756
6085 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
6086 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
6087 * fold-const.c (operand_equal_p): Likewise.
6088 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
6089 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
6090 * tree-inline.c (estimate_operator_cost): Likewise.
6091 * tree-pretty-print.c (dump_generic_node): Likewise.
6092 * tree-ssa-operands.c (get_expr_operands): Likewise.
6093 * cfgexpand.c (expand_debug_expr): Likewise.
6094 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
6095 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
6096 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
6097 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
6098 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
6099 (execute_update_addresses_taken): Do it.
6101 2016-05-20 Richard Biener <rguenther@suse.de>
6103 PR tree-optimization/71185
6104 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
6105 register operations.
6107 2016-05-20 Richard Biener <rguenther@suse.de>
6109 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
6110 gimple_seq_add_seq_without_update.
6111 (release_bb_predicate): Assert we have no operands to free.
6112 (if_convertible_loop_p_1): Calculate post dominators later.
6113 Do not free BB predicates here.
6114 (combine_blocks): Do not recompute BB predicates.
6115 (version_loop_for_if_conversion): Save BB predicates around
6118 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
6120 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
6121 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
6122 code. Ignore sibcalls on EDGE_IGNORE edges.
6123 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
6124 on edges for sibcalls that run without prologue. The rest of the
6125 function is combined from...
6126 (fix_fake_fallthrough_edge): ... this, and ...
6127 (try_shrink_wrapping): ... a part of this. Remove the bb_with
6128 function argument, make it a local variable.
6130 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
6132 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
6133 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
6134 for 32-bit mode and SEH for 64-bit.
6135 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
6136 TARGET_64BIT_DEFAULT.
6138 2016-05-19 Ryan Burn <contact@rnburn.com>
6140 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
6141 * gengtype.c (open_base_files): Add cilk.h to ifiles.
6143 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
6145 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
6146 force pending loads from memory.
6148 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
6150 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
6151 (UNSPEC_DARN_32): New unspec constant.
6152 (UNSPEC_DARN_RAW): New unspec constant.
6153 (darn_32): New instruction.
6154 (darn_raw): New instruction.
6155 (darn): New instruction.
6156 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
6157 support and documentation for this macro.
6158 (BU_P9_MISC_1): New macro definition.
6159 (BU_P9_64BIT_MISC_0): New macro definition.
6160 (BU_P9_MISC_0): New macro definition.
6161 (darn_32): New builtin definition.
6162 (darn_raw): New builtin definition.
6163 (darn): New builtin definition.
6164 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
6165 RS6000_BUILTIN_0 directives to surround each occurrence of
6166 #include "rs6000-builtin.def".
6167 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
6168 RS6000_BTM_64BIT flags to the returned mask, depending on
6170 (def_builtin): Correct an error in the assignments made to the
6171 debugging variable attr_string.
6172 (rs6000_expand_builtin): Add support for no-operand built-in
6174 (builtin_function_type): Remove fatal_error assertion that is no
6176 (rs6000_common_init_builtins): Add support for no-operand built-in
6178 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
6180 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
6182 (RS6000_BTM_64BIT): New macro definition.
6183 * doc/extend.texi: Document __builtin_darn (void),
6184 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
6187 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
6189 * tree-vect-loop.c (vect_analyze_loop_2): Use also
6190 max_loop_iterations_int.
6192 2016-05-19 Marek Polacek <polacek@redhat.com>
6194 PR tree-optimization/71031
6195 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
6196 condition and adjust the code a bit.
6198 2016-05-19 Martin Liska <mliska@suse.cz>
6200 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
6201 auto_vec instead of vec.
6203 2016-05-19 Martin Liska <mliska@suse.cz>
6205 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
6207 2016-05-19 Martin Liska <mliska@suse.cz>
6209 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
6211 2016-05-19 Martin Liska <mliska@suse.cz>
6213 * ipa-pure-const.c (set_function_state): Remove an existing
6215 (remove_node_data): Do not free it as it's released
6216 in set_function_state.
6218 2016-05-19 Martin Liska <mliska@suse.cz>
6220 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
6223 2016-05-19 Martin Liska <mliska@suse.cz>
6225 * omp-simd-clone.c (simd_clone_adjust): Release vector.
6227 2016-05-19 Martin Liska <mliska@suse.cz>
6229 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
6230 an auto_vec instead of re-creating it.
6232 2016-05-19 Martin Liska <mliska@suse.cz>
6234 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
6235 auto_vec instead of vec.
6237 2016-05-19 Martin Liska <mliska@suse.cz>
6239 * lto-section-in.c (lto_get_section_data): Call
6240 lto_check_version with additional argument.
6241 * lto-streamer.c (lto_check_version): Add new argument.
6242 * lto-streamer.h (lto_check_version): Likewise.
6244 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6246 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
6247 Don't add cost of inner memory when handling sign-extended loads.
6249 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
6251 PR rtl-optimization/71148
6252 * cse.c (cse_main): Free dominance info.
6253 (rest_of_handle_cse): Don't free dominance info.
6254 (rest_of_handle_cse2): Likewise.
6255 (rest_of_handle_cse_after_global_opts): Likewise.
6257 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6260 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
6261 NULL_TREE early if NEON is not available. Remove now redundant check
6262 in ARM_CHECK_BUILTIN_MODE.
6264 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
6267 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
6268 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
6269 * doc/cpp.texi: Document new macros.
6271 2016-05-19 Bin Cheng <bin.cheng@arm.com>
6273 PR tree-optimization/69848
6274 * tree-vect-loop.c (vectorizable_reduction): Don't factor
6275 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
6277 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
6279 * function.c (thread_prologue_and_epilogue_insn): Move the
6280 "goto epilogue_done" one block later.
6282 2016-05-19 Richard Biener <rguenther@suse.de>
6284 PR tree-optimization/70729
6285 * passes.def: Move LIM pass before PRE. Remove no longer
6286 required copyprop and move first DCE out of the loop pipeline.
6288 2016-05-18 David Malcolm <dmalcolm@redhat.com>
6291 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
6292 (OBJS-libcommon-target): ...here.
6293 * opts-common.c: Include spellcheck.h.
6294 (cmdline_handle_error): Build a vec of valid options and use it
6295 to suggest provide hints for misspelled arguments.
6297 2016-05-18 Jakub Jelinek <jakub@redhat.com>
6300 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
6301 lhs if it has TREE_ADDRESSABLE type.
6303 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
6306 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
6307 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
6309 2016-05-18 Martin Jambor <mjambor@suse.cz>
6312 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
6313 input for NOP_EXPR pass-through functions.
6314 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
6315 aggregate global constant VAR_DECLs in constant jump functions.
6317 2016-05-18 Martin Jambor <mjambor@suse.cz>
6320 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
6321 from TREE_READONLY parameters.
6323 2016-05-18 Martin Jambor <mjambor@suse.cz>
6326 * cgraph.h (cgraph_indirect_call_info): New field
6327 guaranteed_unmodified.
6328 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
6329 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
6331 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
6332 pass the parameter value to ipa_find_agg_cst_for_param.
6333 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
6334 guaranteed_unmodified, store AA results there instead of bailing out
6336 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
6337 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
6338 (find_constructor_constant_at_offset): New function.
6339 (ipa_find_agg_cst_from_init): Likewise.
6340 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
6341 static initializers of contants, report back through a new paameter
6342 from_global_constant if that was the case.
6343 (try_make_edge_direct_simple_call): Also pass parameter value to
6344 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
6346 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
6347 (ipa_read_indirect_edge_info): Likewise.
6348 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
6349 (ipa_load_from_parm_agg): Likewise.
6351 2016-05-18 Jiong Wang <jiong.wang@arm.com>
6353 PR rtl-optimization/71150
6354 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
6357 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6360 * config/rs6000/constraints.md (wE constraint): New constraint
6361 for a vector constant that can be loaded with XXSPLTIB.
6362 (wM constraint): New constraint for a vector constant of a 1's.
6363 (wS constraint): New constraint for a vector constant that can be
6364 loaded with XXSPLTIB and a vector sign extend instruction.
6365 * config/rs6000/predicates.md (xxspltib_constant_split): New
6366 predicates for wE/wS constraints.
6367 (xxspltib_constant_nosplit): Likewise.
6368 (easy_vector_constant): Add support for constants that can be
6369 loaded via XXSPLTIB.
6370 (all_ones_constant): New predicate for vector constant with all
6372 (splat_input_operand): Add support for ISA 3.0 word splat operations.
6373 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
6374 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
6375 instruction and possibly with a sign extension.
6376 (output_vec_const_move): Add support for XXSPLTIB. If we are
6377 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
6378 instead of XXLXOR/XXLORC.
6379 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
6381 (rs6000_legitimize_reload_address): Likewise.
6382 (rs6000_output_move_128bit): Use output_vec_const_move to emit
6384 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
6385 combine VSX_M and VSX_M2 into one iterator.
6387 (VSINT_84): New iterators for loading constants with XXSPLTIB.
6388 (VSINT_842): Likewise.
6389 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
6390 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
6391 XXSPLTIB instruction.
6392 (xxspltib_<mode>_nosplit): Likewise.
6393 (xxspltib_<mode>_split): New insn to load up constants with
6394 XXSPLTIB and a sign extend instruction.
6395 (vsx_mov<mode>): Replace single move that handled all vector types
6396 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
6397 moves (when -mvsx-timode is in effect) into the main vector
6398 moves. Eliminate separate moves for <VSr> <VSa>, where the
6399 preferred register class (<VSr>) is listed first, and the
6400 secondary register class (<VSa>) is listed second with a '?' to
6401 discourage use. Prefer loading 0/-1 in any VSX register for ISA
6402 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
6403 that if the register was involved in a slow operation, the
6404 clear/set operation does not wait for the slow operation to
6405 finish. Adjust the length attributes for 32-bit mode. Use
6406 rs6000_output_move_128bit and drop the use of the string
6407 instructions for 32-bit movti when -mvsx-timode is in effect. Use
6408 spacing so that the alternatives and attributes don't generate
6409 long lines, and put things in columns, so that it is easier to
6410 match up the operands and attributes with the insn alternatives.
6411 (vsx_mov<mode>_64bit): Likewise.
6412 (vsx_mov<mode>_32bit): Likewise.
6413 (vsx_movti_64bit): Fold movti into normal vector moves.
6414 (vsx_movti_32bit): Likewise.
6415 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
6417 (vsx_splat_v4si_internal): Likewise.
6418 (vsx_splat_v4sf_internal): Likewise.
6419 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
6420 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
6421 extend vector elements.
6422 (vsx_sign_extend_hi_<mode>): Likewise.
6423 (vsx_sign_extend_si_v2di): Likewise.
6424 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
6426 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
6427 constraints. Add trailing period to wL documentation.
6429 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
6432 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
6433 * tree-dfa.c (replace_abnormal_ssa_names): New function.
6434 * tree-call-cdce.c: Include tree-dfa.h.
6435 (can_guard_call_p): New function, extracted from...
6436 (can_use_internal_fn): ...here.
6437 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
6439 (shrink_wrap_one_built_in_call): Likewise.
6440 (use_internal_fn): Likewise.
6441 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
6442 and return void. Call replace_abnormal_ssa_names.
6443 (pass_call_cdce::execute): Check can_guard_call_p during the
6444 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
6445 will always change something.
6447 2016-05-18 Martin Jambor <mjambor@suse.cz>
6450 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
6451 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
6453 2016-05-18 Martin Jambor <mjambor@suse.cz>
6456 * ipa-inline.h (condition): New field size.
6457 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
6458 for comaprison and store it into the new condition.
6459 (evaluate_conditions_for_known_args): Use condition size to check
6460 access sizes for all but CHANGED conditions.
6461 (unmodified_parm_1): New parameter size_p, store access size into it.
6462 (unmodified_parm): Likewise.
6463 (unmodified_parm_or_parm_agg_item): Likewise.
6464 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
6465 (set_cond_stmt_execution_predicate): Extract access sizes and store
6467 (set_switch_stmt_execution_predicate): Likewise.
6468 (will_be_nonconstant_expr_predicate): Likewise.
6469 (will_be_nonconstant_predicate): Likewise.
6470 (inline_read_section): Stream condition size.
6471 (inline_write_summary): Likewise.
6473 2016-05-18 Richard Biener <rguenther@suse.de>
6475 * tree-ssa-loop-im.c (determine_max_movement): Properly add
6476 condition cost to PHI cost instead of total_cost.
6478 2016-05-18 Martin Liska <mliska@suse.cz>
6481 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
6484 2016-05-18 Richard Biener <rguenther@suse.de>
6486 * lto-streamer.h (LTO_major_version): Bump to 6.
6488 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
6490 * function.c (make_split_prologue_seq, make_prologue_seq,
6491 make_epilogue_seq): New functions, factored out from...
6492 (thread_prologue_and_epilogue_insns): Here.
6494 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
6496 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
6497 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
6498 of before. Add a comment.
6500 2016-05-18 Bin Cheng <bin.cheng@arm.com>
6502 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
6503 expression pointer, not pointer to the pointer.
6505 2016-05-18 Jakub Jelinek <jakub@redhat.com>
6507 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
6508 (avx2_pbroadcast<mode>): Add another alternative with v instead
6509 of x constraints in it, using <pbroadcast_evex_isa> isa.
6510 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
6512 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
6513 constraint x instead of v in second alternative, add avx512bw
6516 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
6517 constraint x instead of v in second alternative, add avx512bw
6520 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
6521 constraint x instead of v in second alternative, add avx512bw
6524 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
6525 avx512bw alternative.
6527 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
6529 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
6531 (define_insn "*andnottf3"): Ditto.
6532 (define_insn "*<code><mode>3"/any_logic): Ditto.
6533 (define_insn "*<code>tf3"/any_logic): Ditto.
6534 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
6535 operand to block AVX-512VL insn variant emit when it is not enabled.
6537 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
6539 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
6540 constraint fot SF mode.
6542 2016-05-18 Petr Murzin <petr.murzin@intel.com>
6543 Kirill Yukhin <kirill.yukhin@intel.com>
6545 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
6547 (define_insn "rsqrt14<mode>"): Ditto.
6548 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
6549 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
6550 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
6551 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
6552 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
6554 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
6555 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
6556 * config/i386/i386.c (ix86_print_operand): Expand check for size
6557 override codes for Intel syntax.
6559 2016-05-18 Richard Biener <rguenther@suse.de>
6561 PR tree-optimization/71168
6562 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
6563 initialization earlier.
6565 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
6567 * config/aarch64/aarch64-simd.md
6568 (aarch64_reduc_plus_internal<mode>): Rename to...
6569 (reduc_plus_scal): ...This, and remove previous implementation.
6571 2016-05-18 Richard Biener <rguenther@suse.de>
6573 * passes.def: Put late dse and cd_dce in canonical order.
6575 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
6577 * ipa-inline-transform.c (preserve_function_body_p): Look for
6578 first non-thunk clone.
6579 (save_function_body): Save into first non-thunk.
6580 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
6582 (lto_output_node): Inline thunks don't need body in every
6584 * lto-streamer-in.c: Do not fixup thunk clones.
6585 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
6587 * tree-inline.c (copy_bb): Be prepared for target node to be new after
6590 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
6593 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
6594 (reassociate_bb): Call transform_add_to_multiply.
6596 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
6598 * config/aarch64/aarch64.c (all_extensions): Removed unused
6601 2016-05-17 Nathan Sidwell <nathan@acm.org>
6603 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
6604 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
6606 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
6608 PR tree-optimization/54579
6610 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
6612 2016-05-17 Marek Polacek <polacek@redhat.com>
6615 * tree-inline.c (expand_call_inline): Call
6616 maybe_remove_unused_call_args.
6618 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
6620 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
6621 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
6622 * doc/md.texi (fmin@var{m}3): Likewise.
6624 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6626 * match.pd (X & C): New transformation.
6628 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6630 * match.pd (~X & Y): New transformation.
6632 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6634 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
6635 information for new SSA_NAME.
6636 (simplify_conversion_using_ranges): Get range through get_range_info
6637 instead of get_value_range.
6639 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6641 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
6642 Remove inline assembly.
6643 (vmvn_s16): Likewise.
6644 (vmvn_s32): Likewise.
6645 (vmvn_u8): Likewise.
6646 (vmvn_u16): Likewise.
6647 (vmvn_u32): Likewise.
6648 (vmvnq_s8): Likewise.
6649 (vmvnq_s16): Likewise.
6650 (vmvnq_s32): Likewise.
6651 (vmvnq_u8): Likewise.
6652 (vmvnq_u16): Likewise.
6653 (vmvnq_u32): Likewise.
6654 (vmvn_p8): Likewise.
6655 (vmvnq_p16): Likewise.
6657 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6659 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
6661 (vmul_n_s16): Likewise.
6662 (vmul_n_s32): Likewise.
6663 (vmul_n_u16): Likewise.
6664 (vmul_n_u32): Likewise.
6665 (vmulq_n_f32): Likewise.
6666 (vmulq_n_f64): Likewise.
6667 (vmulq_n_s16): Likewise.
6668 (vmulq_n_s32): Likewise.
6669 (vmulq_n_u16): Likewise.
6670 (vmulq_n_u32): Likewise.
6672 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6674 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
6675 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
6677 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6679 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
6680 to *aarch64_fma4_elt_from_dup<mode>.
6681 (*aarch64_fnma4_elt_to_128df): Rename to
6682 *aarch64_fnma4_elt_from_dup<mode>.
6683 * config/aarch64/arm_neon.h (vfma_n_f64): New.
6684 (vfms_n_f32): Likewise.
6685 (vfms_n_f64): Likewise.
6686 (vfmsq_n_f32): Likewise.
6687 (vfmsq_n_f64): Likewise.
6689 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
6691 * wide-int.h: Change fixed_wide_int_storage from class to struct.
6693 2016-05-17 Richard Biener <rguenther@suse.de>
6695 PR tree-optimization/71132
6696 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
6697 Only add control dependences for blocks in the loop.
6698 (build_rdg): Adjust.
6699 (generate_code_for_partition): Return whether loop should
6700 be destroyed and delay that.
6701 (distribute_loop): Likewise.
6702 (pass_loop_distribution::execute): Record loops to be destroyed
6703 and perform delayed destroying of loops.
6705 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6708 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
6710 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6712 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
6714 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
6717 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
6718 insertion point for instructions generated by validize_mem.
6720 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6722 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
6725 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6727 * config/aarch64/aarch64.c
6728 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
6729 rather than a macro.
6731 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6733 * doc/invoke.texi (AArch64 Options): Various updates.
6735 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6737 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
6738 into instrumentation thunks.
6739 * cif-code.def (CIF_CHKP): New.
6741 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
6743 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
6745 2016-05-16 Martin Jambor <mjambor@suse.cz>
6747 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
6748 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
6750 2016-05-16 Marek Polacek <polacek@redhat.com>
6752 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
6755 2016-05-16 Martin Jambor <mjambor@suse.cz>
6758 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
6759 the outlined kernel function.
6761 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
6763 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
6764 (ISA_HAS_DLSA): Ditto.
6766 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6768 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
6770 2016-05-16 Nathan Sidwell <nathan@acm.org>
6772 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
6773 (nvptx_name_replacement): Restore. Add comment.
6774 (write_fn_proto, write_fn_proto_from_insn,
6775 nvptx_output_call_insn): Restore
6776 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
6778 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6780 * config/aarch64/aarch64.md
6781 (add<mode>3_compareC_cconly_imm): Remove use of %w.
6782 (add<mode>3_compareC_imm): Likewise.
6783 (<optab>si3_uxtw): Split into register and immediate variants.
6784 (andsi3_compare0_uxtw): Likewise.
6785 (and<mode>3_compare0): Likewise.
6786 (and<mode>3nr_compare0): Likewise.
6787 (stack_protect_test_<mode>): Don't use %x for memory operands.
6789 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6791 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
6793 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6795 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
6796 Split integer shifts into shift_reg and bfm.
6797 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
6798 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
6799 (ror<mode>3_insn): Likewise.
6800 (<optab>si3_insn_uxtw): Likewise.
6801 (<optab><mode>3_insn): Change to rotate_imm.
6802 (extr<mode>5_insn_alt): Likewise.
6803 (extrsi5_insn_uxtw): Likewise.
6804 (extrsi5_insn_uxtw_alt): Likewise.
6806 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6808 * doc/tm.texi: Regenerate.
6809 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
6810 (TARGET_INVALID_RETURN_TYPE): Remove.
6811 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
6812 TARGET_INVALID_RETURN_TYPE.
6813 * target.def (invalid_parameter_type): Remove.
6814 (invalid_return_type): Remove.
6816 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6818 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
6819 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
6821 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
6823 (preserve_function_body_p): No need to preserve function body
6824 * cif-codes.def (CIF_THUNK): Remove.
6825 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
6827 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6829 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
6831 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6833 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
6836 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6838 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
6839 (inline_small_functions): Do not look for function symbol when
6842 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6844 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
6847 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6848 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6849 Jiong Wang <jiong.wang@arm.com>
6851 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
6852 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
6853 Define __ARM_FP16_ARGS when appropriate.
6854 * config/arm/arm.c (arm_invalid_parameter_type): Remove
6856 (arm_invalid_return_type): Likewise.
6857 (TARGET_INVALID_PARAMETER_TYPE): Remove.
6858 (TARGET_INVALID_RETURN_TYPE): Remove.
6859 (aapcs_vfp_sub_candidate): Allow HFmode.
6860 (aapcs_vfp_allocate): Add comment. Support HFmode.
6861 (aapcs_vfp_allocate_return_reg): Likewise.
6862 (struct aapcs_cp_arg_layout): Slightly reword comments for
6863 is_return_candidate and allocate_return_reg.
6864 (output_mov_vfp): Update assert.
6865 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
6867 (arm_invalid_parameter_type): Remove.
6868 (amr_invalid_return_type): Remove.
6869 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
6870 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
6871 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
6873 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6875 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
6876 * config/aarch64/arch64-protos.h
6877 (aarch64_legitimize_reload_address): Remove.
6878 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
6881 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
6883 * configure.ac: Add ACX_NONCANONICAL_HOST.
6884 * configure: Regenerate.
6885 * Makefile.in: Set host_noncanonical.
6887 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
6890 * config/i386/i386.md (*movtf_internal): Before register allocation,
6891 do not allow FP constants for CM_MEDIUM memory model, allow only
6892 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
6893 (*movxf_internal): Ditto.
6894 (*movdf_internal): Ditto.
6895 (*movsf_internal): Ditto.
6897 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
6899 PR rtl-optimization/67483
6900 * combine.c (make_compound_operation): Don't call extract_left_shift
6901 with negative shift amounts.
6903 2016-05-13 Jakub Jelinek <jakub@redhat.com>
6906 * fold-const.c (fold_checksum_tree): Allow modification
6907 of TYPE_ALIAS_SET during folding.
6909 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
6910 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
6911 (ix86_split_to_parts): Likewise. Fix up formatting.
6913 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
6915 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
6916 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
6919 2016-05-13 Nathan Sidwell <nathan@acm.org>
6921 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
6922 (nvptx_name_replacement): Delete.
6923 (write_fn_proto, write_fn_proto_from_insn,
6924 nvptx_output_call_insn): Remove nvptx_name_replacement call.
6925 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
6926 * langhooks.c (add_builtin_funcction_common): Call
6927 targetm.mangle_decl_assembler_name.
6929 * config/nvptx/nvptx.c (write_fn_proto): Handle
6930 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
6932 2016-05-13 Martin Liska <mliska@suse.cz>
6934 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
6935 and PRIu64 in printf format.
6937 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6939 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
6942 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6944 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6945 Change --param max-completely-peeled-times to
6946 --param max-completely-peel-times in dump file printing.
6948 2016-05-13 Richard Biener <rguenther@suse.de>
6950 PR tree-optimization/42587
6951 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
6952 (find_bswap_or_nop_1): Likewise.
6953 (bswap_replace): Likewise.
6955 2016-05-13 Martin Liska <mliska@suse.cz>
6957 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
6958 Initialize a variable with default value.
6960 2016-05-13 Martin Liska <mliska@suse.cz>
6962 * doc/invoke.texi: Enhance explanation of error recovery
6965 2016-05-13 Martin Liska <mliska@suse.cz>
6967 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
6968 (struct cost_pair): Change inv_expr_id (int) to inv_expr
6969 (iv_inv_expr_ent *).
6970 (struct iv_inv_expr_ent): Comment struct fields.
6971 (sort_iv_inv_expr_ent): New function.
6972 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
6973 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
6974 a hash_map between iv_inv_expr_ent and number of usages.
6975 (niter_for_exit): Fix coding style.
6976 (tree_ssa_iv_optimize_init): Use renamed variable.
6977 (determine_base_object): Fix coding style.
6978 (alloc_iv): Likewise.
6979 (find_interesting_uses_outside): Likewise.
6980 (add_candidate_1): Likewise.
6981 (add_standard_iv_candidates): Likewise.
6982 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
6983 (prepare_decl_rtl): Fix coding style.
6984 (get_address_cost): Likewise.
6985 (get_shiftadd_cost): Likewise.
6986 (force_expr_to_var_cost): Likewise.
6987 (compare_aff_trees): Likewise.
6988 (get_expr_id): Restructure the function.
6989 (get_loop_invariant_expr_id): Renamed to
6990 get_loop_invariant_expr.
6991 (get_computation_cost_at): Replace usage of inv_expr_id with
6993 (get_computation_cost): Likewise.
6994 (determine_group_iv_cost_generic): Likewise.
6995 (determine_group_iv_cost_address): Likewise.
6996 (iv_period): Fix coding style.
6997 (iv_elimination_compare_lt): Likewise.
6998 (may_eliminate_iv): Likewise.
6999 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
7001 (determine_group_iv_costs): Dump invariant expressions.
7002 (iv_ca_recount_cost): Use the newly added hash_map.
7003 (iv_ca_set_remove_invariants): Fix coding style.
7004 (iv_ca_set_add_invariants): Fix coding style.
7005 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
7007 (iv_ca_set_cp): Likewise.
7008 (iv_ca_new): Initialize the newly added hash_map and remove
7009 initialization of fields.
7010 (iv_ca_free): Delete the hash_map.
7011 (iv_ca_dump): Dump invariant expressions.
7012 (iv_ca_extend): Fix coding style.
7013 (try_add_cand_for): Likewise.
7014 (create_new_ivs): Dump information about # of avg iterations and
7015 # of used invariant expressions.
7016 (rewrite_use_compare): Fix coding style.
7017 (free_loop_data): Set default value for max_inv_expr_id.
7019 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
7021 * cse.c (rest_of_handle_cse): Use cleanup_cfg
7022 returned value cse_cfg_altered computation.
7023 (rest_of_handle_cse2): Likewise.
7024 (rest_of_handle_cse_after_global_opts): Likewise.
7026 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7029 * config/arm/arm.c (arm32_output_mi_thunk): New.
7030 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
7031 to split Thumb1 vs TARGET_32BIT functionality.
7032 (arm_thumb1_mi_thunk): New.
7034 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7036 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
7039 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7042 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
7044 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
7046 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
7047 (expand_builtin_trap): Emit a regular call.
7048 (set_builtin_user_assembler_name): Remove obsolete cases.
7049 * dse.c (scan_insn): Adjust.
7050 * except.c: Include calls.h.
7051 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
7052 emit a regular call to setjmp.
7053 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
7054 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
7055 (emit_block_move_via_libcall): Delete.
7056 (block_move_fn): Delete.
7057 (init_block_move_fn): Likewise.
7058 (emit_block_move_libcall_fn): Likewise.
7059 (emit_block_op_via_libcall): New function.
7060 (set_storage_via_libcall): Tidy up and use memset builtin.
7061 (block_clear_fn): Delete.
7062 (init_block_clear_fn): Likewise.
7063 (clear_storage_libcall_fn): Likewise.
7064 (expand_assignment): Call emit_block_move_via_libcall.
7065 Do not include gt-expr.h.
7066 * expr.h (emit_block_op_via_libcall): Declare.
7067 (emit_block_copy_via_libcall): New inline function.
7068 (emit_block_move_via_libcall): Likewise.
7069 (emit_block_comp_via_libcall): Likewise.
7070 (block_clear_fn): Delete.
7071 (init_block_move_fn): Likewise.
7072 (init_block_clear_fn): Likewise.
7073 (emit_block_move_via_libcall): Likewise.
7074 (set_storage_via_libcall): Add default parameter value.
7075 * libfuncs.h (enum libfunc_index): Remove obsolete values.
7076 (abort_libfunc): Delete.
7077 (memcpy_libfunc): Likewise.
7078 (memmove_libfunc): Likewise.
7079 (memcmp_libfunc): Likewise.
7080 (memset_libfunc): Likewise.
7081 (setbits_libfunc): Likewise.
7082 (setjmp_libfunc): Likewise.
7083 (longjmp_libfunc): Likewise.
7084 (profile_function_entry_libfunc): Likewise.
7085 (profile_function_exit_libfunc): Likewise.
7086 (gcov_flush_libfunc): Likewise.
7087 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
7088 and DECL_VISIBILITY on the declaration.
7089 (init_optabs): Do not initialize obsolete libfuncs.
7090 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
7091 * tree-core.h (ECF_RET1): Define.
7092 (ECF_TM_PURE): Adjust.
7093 (ECF_TM_BUILTIN): Likewise.
7094 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
7095 (build_common_builtin_nodes): Initialize abort builtin.
7096 Add ECF_RET1 on memcpy, memmove and memset builtins.
7097 Pass final flags for alloca and alloca_with_align builtins.
7098 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
7100 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
7101 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
7102 set_storage_via_libcall and call emit_block_copy_via_libcall.
7104 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
7106 * config/i386/i386.md (*call_got_x32): Change operand 0 to
7107 DImode before it is passed to ix86_output_call_operand.
7108 (*call_value_got_x32): Ditto for operand 1.
7110 2016-05-12 Jiong Wang <jiong.wang@arm.com>
7112 PR rtl-optimization/70904
7113 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
7114 reload for wide mode.
7116 2016-05-12 Marek Polacek <polacek@redhat.com>
7119 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
7120 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
7121 * langhooks.h (incomplete_type_error): Likewise.
7122 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
7123 parameter, pass it down to incomplete_type_error.
7124 * tree.h (size_in_bytes): New inline overload.
7125 (size_in_bytes_loc): Renamed from size_in_bytes.
7127 2016-05-12 Richard Biener <rguenther@suse.de>
7129 PR tree-optimization/71059
7130 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
7131 nary before looking up or entering the expression into the VN
7133 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
7134 Make sure to re-use NARYs without result as inserted by
7137 2016-05-12 Richard Biener <rguenther@suse.de>
7139 PR tree-optimization/71062
7140 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
7142 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7143 vars_contains_restrict if the var is a restrict tag.
7144 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
7145 do not disambiguate pointers against it.
7146 (dump_points_to_solution): Re-structure and adjust for new
7147 vars_contains_restrict flag.
7148 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
7150 2016-05-12 Martin Liska <mliska@suse.cz>
7152 * doc/invoke.texi: Explain connection between
7153 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
7155 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
7157 PR tree-optimization/71006
7158 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
7159 consider COND_EXPR as a mask producer.
7161 2016-05-12 Marek Polacek <polacek@redhat.com>
7164 * opts.c (common_handle_option): Detect missing argument for --help^.
7166 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7169 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
7170 when popping the PC and within an interrupt handler routine.
7171 Add missing tab to output of "ldmfd".
7172 (output_return_instruction): Output LDMFD with SP update rather
7173 than POP when returning from interrupt handler.
7175 2016-05-12 Jakub Jelinek <jakub@redhat.com>
7177 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
7178 TARGET_64BIT && TARGET_AVX512DQ.
7179 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
7180 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
7181 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
7182 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
7183 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
7184 (*vec_extractv4si_zext): Add avx512dq alternative.
7185 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
7186 use v instead of x constraint in other alternatives where possible.
7188 * config/i386/sse.md (sse2_loadld): Use v instead of x
7189 constraint in alternatives 0,1,4.
7191 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
7192 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
7193 v constraints instead of x and <pinsr_evex_isa> isa attribute.
7196 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
7197 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
7198 is not emitted unless TARGET_AVX512BW.
7199 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
7200 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
7201 for the result operand.
7203 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
7204 constraint instead of x in avx alternatives. Use maybe_evex instead
7207 * config/i386/constraints.md (Yv): New constraint.
7208 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
7209 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
7210 * config/i386/i386.md (avx512fvecmode): New mode attr.
7211 (*pushtf): Use v constraint instead of x.
7212 (*movtf_internal): Likewise. For TARGET_AVX512VL and
7213 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
7214 (*absneg<mode>2): Use Yv constraint instead of x constraint.
7215 (*absnegtf2_sse): Likewise.
7216 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
7217 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
7218 avx512f alternatives.
7219 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
7221 2016-05-12 Richard Biener <rguenther@suse.de>
7223 PR tree-optimization/71060
7224 * tree-data-ref.c (initialize_data_dependence_relation): Do not
7225 require exact match of DR_BASE_OBJECT but only matching address and
7228 2016-05-12 Richard Biener <rguenther@suse.de>
7230 PR tree-optimization/70986
7231 * cfganal.c: Include cfgloop.h.
7232 (dfs_find_deadend): Prefer to take edges exiting loops.
7234 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7236 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
7237 compile and run time.
7239 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
7242 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
7244 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
7246 * config/i386/i386.c (legitimize_pic_address): Use
7247 copy_to_suggested_reg instead of gen_movsi.
7249 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7251 * config/rs6000/predicates.md (quad_memory_operand): Move most of
7252 the code into quad_address_p and call it to share code with
7253 vsx_quad_dform_memory_operand.
7254 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
7256 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
7257 bit instead of being a separate word. Split -mpower9-dform into
7258 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
7259 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
7260 for the register class supporting 128-bit quad word memory offsets.
7261 (mode_supports_vsx_dform_quad): Helper function to return if the
7262 register class uses quad word memory offsets.
7263 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
7264 (rs6000_debug_reg_global): Always print if we are using LRA or not.
7265 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
7266 instructions are enabled, set up the appropriate addr_masks for
7268 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
7269 -mpower9-dform-scalar, instead of -mpower9-dform.
7270 (rs6000_option_override_internal): Split -mpower9-dform into two
7271 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
7272 -mpower9-dform switch sets or clears both. If we are not using
7273 the LRA register allocator, do not enable -mpower9-dform-vector by
7274 default. If we are using LRA, enable -mpower9-dform-vector and
7275 -mvsx-timode if it is appropriate. Issue a warning if either
7276 -mpower9-dform-vector or -mvsx-timode are explicitly used without
7278 (quad_address_offset_p): New helper function to return if the
7279 offset is legal for quad word memory instructions.
7280 (quad_address_p): New function to determin if GPR or vector
7281 register quad word memory addresses are legal.
7282 (mem_operand_gpr): Validate quad word address offsets.
7283 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
7284 d-form (register + offset) instructions.
7285 (offsettable_ok_by_alignment): Likewise.
7286 (rs6000_legitimate_offset_address_p): Likewise.
7287 (legitimate_lo_sum_address_p): Likewise.
7288 (rs6000_legitimize_address): Likewise.
7289 (rs6000_legitimize_reload_address): Add more debug statements for
7291 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
7292 d-form instructions.
7293 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
7294 d-form instructions. Distinguish different cases in debug
7295 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
7296 d-form instructions.
7297 (rs6000_preferred_reload_class): Likewise.
7298 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
7299 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
7300 of the ISA 2.06 indexed memory instructions.
7301 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
7302 use them to save/restore the saved vector registers instead of
7303 using Altivec instructions.
7304 (rs6000_emit_epilogue): Likewise.
7305 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
7306 (rs6000_opt_masks): Split -mpower9-dform into
7307 -mpower9-dform-scalar and -mpower9-dform-vector.
7308 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
7310 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
7311 ISA 3.0 vector indexed memory instructions, and fold the code into
7312 the normal mov<mode> patterns.
7313 (p9_vecstore_<mode>): Likewise.
7314 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
7316 (vsx_movti_64bit): Likewise.
7317 (vsx_movti_32bit): Likewise.
7318 * config/rs6000/constraints.md (wO constraint): New constraint for
7319 ISA 3.0 vector d-form support.
7320 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
7321 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
7322 include -mpower9-dform-vector until we switch over to LRA.
7323 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
7324 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
7325 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
7326 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
7327 for -mpower9-dform and -mlra.
7328 * doc/md.texi (wO constraint): Document wO constraint.
7330 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
7332 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
7333 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
7334 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
7335 Move handling of non-insn arguments inline into the sole user:
7336 (output_trans_func): ...here.
7337 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
7338 in emitted function prototype.
7339 (output_internal_insn_latency_func): Ditto. Simplify.
7340 (output_internal_maximal_insn_latency_func): Ditto. Delete
7341 always-unused argument.
7342 (output_insn_latency_func): Ditto.
7343 (output_maximal_insn_latency_func): Ditto.
7345 2016-05-11 Richard Biener <rguenther@suse.de>
7347 PR tree-optimization/71055
7348 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
7349 sth with precision not equal to access size verify we don't chop
7352 2016-05-11 Richard Biener <rguenther@suse.de>
7355 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
7356 (dwarf2out_finish): Move retry_incomplete_types call ...
7357 (dwarf2out_early_finish): ... here.
7359 2016-05-11 Richard Biener <rguenther@suse.de>
7362 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
7363 if the langhook insists on it.
7364 * fold-const.c (make_bit_field_ref): Add arg for the original
7365 reference and preserve its alias-set.
7366 (decode_field_reference): Take exp by reference and adjust it
7367 to the original memory reference.
7368 (optimize_bit_field_compare): Adjust callers.
7369 (fold_truth_andor_1): Likewise.
7370 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
7372 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
7375 * cfgrtl.h (delete_insn_and_edges): Now return bool.
7376 * cfgrtl.c (delete_insn_and_edges): Likewise.
7377 * config/i386/i386.c (convert_scalars_to_vector): Remove
7379 * cse.c (cse_insn): Compute cse_cfg_altered.
7380 (delete_trivially_dead_insns): Likewise.
7381 (cse_cc_succs): Likewise.
7382 (rest_of_handle_cse): Free dominance info if required.
7383 (rest_of_handle_cse2): Likewise.
7384 (rest_of_handle_cse_after_global_opts): Likewise.
7386 2016-05-11 Alan Modra <amodra@gmail.com>
7388 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
7389 abi_v4_pass_in_fpr): New functions.
7390 (rs6000_function_arg_boundary): Exclude complex IBM long double
7391 from 64-bit alignment when ABI_V4.
7392 (rs6000_function_arg, rs6000_function_arg_advance_1,
7393 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
7395 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
7397 PR rtl-optimization/71028
7398 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
7399 jump with just a return in the fallthrough block if the branch
7400 block contains just a return as well.
7402 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
7404 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
7405 * match.pd ((X & Y) ^ Y): ... this.
7406 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
7407 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
7409 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7411 * read-md.c (require_char_ws): New function.
7412 (read_string): Simplify using require_char_ws.
7413 (handle_constants): Likewise.
7414 (handle_enum): Likewise.
7415 (handle_file): Likewise.
7416 * read-md.h (require_char_ws): New declaration.
7417 * read-rtl.c (read_conditions): Simplify using require_char_ws.
7418 (read_mapping): Likewise.
7419 (read_rtx_code): Likewise.
7420 (read_nested_rtx): Likewise.
7422 2016-05-10 James Norris <jnorris@codesourcery.com>
7424 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
7425 if offloading is enabled and -fopenacc or -fopenmp is specified.
7426 (CRTOFFLOADEND): Likewise.
7427 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
7428 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
7430 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
7432 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
7433 gotoff_operand code paths. Use copy_to_suggested_regs and
7434 expand_simple_binop where appropriate. Cleanup.
7436 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7439 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
7441 (dimode_scalar_chain::vector_const_cost): New.
7442 (dimode_scalar_chain::compute_convert_gain): Handle constants.
7443 (dimode_scalar_chain::convert_op): Likewise.
7444 (dimode_scalar_chain::convert_insn): Likewise.
7446 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
7448 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
7449 unary operation, not a binary one.
7451 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7454 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
7455 calls with type casted fndecl.
7457 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7459 PR tree-optimization/70786
7460 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
7461 * calls.c (initialize_argument_information): Bind bounds
7462 with corresponding args passed by reference.
7464 2016-05-10 Jakub Jelinek <jakub@redhat.com>
7467 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
7468 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
7469 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
7472 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7475 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
7476 code for a zero scale factor.
7477 (vsx_xvcvdpuxds_scale): Likewise.
7479 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7481 * diagnostic-show-locus.c (layout::layout): Call show_ruler
7482 if show_ruler_p was set on the context.
7483 (layout::show_ruler): New method.
7484 * diagnostic.h (struct diagnostic_context): Add field
7487 2016-05-10 Richard Biener <rguenther@suse.de>
7489 PR tree-optimization/71039
7490 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
7491 (chk_uses): New function.
7492 (propagate_with_phi): Verify we can safely replicate the lhs of an
7493 aggregate assignment on all incoming edges.
7495 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
7497 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
7499 (rx_atomic_sequence): New class.
7500 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
7501 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
7503 (rx_atomic_sequence::rx_atomic_sequence,
7504 rx_atomic_sequence::~rx_atomic_sequence): New functions.
7505 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
7506 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
7507 CTRLREG_INTB): New constants.
7508 (FETCHOP): New code iterator.
7509 (fethcop_name, fetchop_name2): New iterator code attributes.
7510 (QIHI): New mode iterator.
7511 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
7512 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
7513 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
7515 2016-05-10 Martin Liska <mliska@suse.cz>
7517 * tree-inline.c (remap_dependence_clique): Do not remap
7518 debugging statements.
7520 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7522 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
7523 ("*fixuns_truncdfdi2_z13")
7524 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
7525 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
7526 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
7528 2016-05-10 Richard Biener <rguenther@suse.de>
7530 PR tree-optimization/70497
7531 PR tree-optimization/28367
7532 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
7534 (visit_reference_op_load): ... here.
7535 (vn_reference_lookup_3): Use it to handle subreg-like accesses
7536 with simplified BIT_FIELD_REFs.
7537 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
7538 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
7541 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
7543 * dwarf2out.c (add_abstract_origin_attribute): Adjust
7544 documentation comment. For BLOCK nodes, add a
7545 DW_AT_abstract_origin attribute that points to the DIE generated
7546 for the origin BLOCK.
7547 (gen_lexical_block_die): Call add_abstract_origin_attribute for
7548 blocks from inlined functions.
7550 2016-05-10 Alan Modra <amodra@gmail.com>
7553 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
7554 regrename modifying insns saving lr before __morestack call.
7555 * config/rs6000/rs6000.md (split_stack_return): Similarly for
7556 insns restoring lr after __morestack call.
7558 2016-05-09 Jakub Jelinek <jakub@redhat.com>
7560 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
7561 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
7563 * config/i386/sse.md (vec_interleave_high<mode>,
7564 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
7565 <avx512>_vpermt2var<mode>3_maskz): Likewise.
7567 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7569 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
7570 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
7571 parallel reassociation for power8 and forward.
7573 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
7575 * config/i386/i386.md (absneg splitters with general regs): Use
7576 general_reg_operand predicate.
7577 (btsq peephole2): Use x86_64_immediate_operand to check if new
7578 value is suitable for immediate operand. Generate emitted insn
7579 using RTL expressions.
7580 (btcq peephole2): Ditto.
7581 (btrq peephole2): Ditto. Generate correct immediate operand
7584 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
7586 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
7589 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
7591 * tree-affine.c (wide_int_constant_multiple_p): Add missing
7592 pointer dereference.
7594 2016-05-09 Richard Biener <rguenther@suse.de>
7596 PR tree-optimization/70985
7597 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
7598 op0 isn't a gimple register.
7600 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
7602 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
7603 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
7604 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
7605 (i6400_fpu_mult): New cpu units.
7606 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
7607 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
7608 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
7609 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
7610 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
7611 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
7612 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
7613 (i6400_msa_long_float4, i6400_msa_long_float5)
7614 (i6400_msa_long_float8, i6400_msa_fdiv_df)
7615 (i6400_msa_fdiv_sf): New reservations.
7616 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
7617 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
7618 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
7619 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
7620 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
7621 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
7622 (msa_short_cmp, msa_short_float2, msa_short_logic3)
7623 (msa_short_store4, msa_long_load, msa_short_store)
7624 (msa_long_logic, msa_long_float2, msa_long_float4)
7625 (msa_long_float5, msa_long_float8, msa_long_mult)
7626 (msa_long_fdiv, msa_long_div): New reservations.
7628 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
7629 Sameera Deshpande <sameera.deshpande@imgtec.com>
7630 Matthew Fortune <matthew.fortune@imgtec.com>
7631 Graham Stott <graham.stott@imgtec.com>
7632 Chao-ying Fu <chao-ying.fu@imgtec.com>
7634 * config.gcc: Add MSA header file for mips*-*-* target.
7635 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
7636 (Ubv8i, Urv8): New constraints.
7637 * config/mips/mips-ftypes.def: Add function types for MSA
7639 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
7640 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
7641 * config/mips/mips-msa.md: New file.
7642 * config/mips/mips-protos.h
7643 (mips_split_128bit_const_insns): New prototype.
7644 (mips_msa_idiv_insns): Likewise.
7645 (mips_split_128bit_move): Likewise.
7646 (mips_split_128bit_move_p): Likewise.
7647 (mips_split_msa_copy_d): Likewise.
7648 (mips_split_msa_insert_d): Likewise.
7649 (mips_split_msa_fill_d): Likewise.
7650 (mips_expand_msa_branch): Likewise.
7651 (mips_const_vector_same_val_p): Likewise.
7652 (mips_const_vector_same_bytes_p): Likewise.
7653 (mips_const_vector_same_int_p): Likewise.
7654 (mips_const_vector_shuffle_set_p): Likewise.
7655 (mips_const_vector_bitimm_set_p): Likewise.
7656 (mips_const_vector_bitimm_clr_p): Likewise.
7657 (mips_msa_vec_parallel_const_half): Likewise.
7658 (mips_msa_output_division): Likewise.
7659 (mips_ldst_scaled_shift): Likewise.
7660 (mips_expand_vec_cond_expr): Likewise.
7661 * config/mips/mips.c (enum mips_builtin_type): Add
7662 MIPS_BUILTIN_MSA_TEST_BRANCH.
7663 (mips_gen_const_int_vector_shuffle): New prototype.
7664 (mips_const_vector_bitimm_set_p): New function.
7665 (mips_const_vector_bitimm_clr_p): Likewise.
7666 (mips_const_vector_same_val_p): Likewise.
7667 (mips_const_vector_same_bytes_p): Likewise.
7668 (mips_const_vector_same_int_p): Likewise.
7669 (mips_const_vector_shuffle_set_p): Likewise.
7670 (mips_symbol_insns): Forbid loading symbols via immediate for
7672 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
7674 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
7676 (mips_lx_address_p): Add support load indexed address for MSA.
7677 (mips_address_insns): Add calculation of instructions needed for
7678 stores and loads for MSA.
7679 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
7680 CONST_VECTOR for MSA and let it fall through.
7681 (mips_ldst_scaled_shift): New function.
7682 (mips_subword_at_byte): Likewise.
7683 (mips_msa_idiv_insns): Likewise.
7684 (mips_legitimize_move): Validate MSA moves.
7685 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
7686 calculation of costs for MSA division.
7687 (mips_split_move_p): Check if MSA moves need splitting.
7688 (mips_split_move): Split MSA moves if necessary.
7689 (mips_split_128bit_move_p): New function.
7690 (mips_split_128bit_move): Likewise.
7691 (mips_split_msa_copy_d): Likewise.
7692 (mips_split_msa_insert_d): Likewise.
7693 (mips_split_msa_fill_d): Likewise.
7694 (mips_output_move): Handle MSA moves.
7695 (mips_expand_msa_branch): New function.
7696 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
7697 Reinstate 'y' modifier.
7698 (mips_file_start): Add MSA .gnu_attribute.
7699 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
7701 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
7702 (mips_class_max_nregs): Add register size for MSA supported mode.
7703 (mips_cannot_change_mode_class): Allow conversion between MSA
7704 vector modes and TImode.
7705 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
7707 (mips_secondary_reload_class): Force MSA loads/stores via memory.
7708 (mips_preferred_simd_mode): Add preffered modes for MSA.
7709 (mips_vector_mode_supported_p): Add MSA supported modes.
7710 (mips_autovectorize_vector_sizes): New function.
7711 (mips_msa_output_division): Likewise.
7712 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
7713 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
7714 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
7715 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
7716 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
7717 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
7718 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
7719 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
7720 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
7721 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
7722 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
7723 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
7724 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
7725 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
7726 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
7727 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
7728 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
7729 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
7730 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
7731 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
7732 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
7733 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
7734 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
7735 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
7736 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
7737 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
7738 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
7739 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
7740 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
7741 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
7742 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
7743 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
7744 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
7745 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
7746 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
7747 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
7748 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
7749 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
7750 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
7751 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
7752 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
7753 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
7754 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
7755 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
7756 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7757 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7758 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7759 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7760 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7761 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7762 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7763 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7764 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
7765 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
7766 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
7767 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
7768 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
7769 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
7770 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
7771 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
7772 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
7773 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
7774 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
7775 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
7776 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
7777 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
7778 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
7779 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
7780 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
7781 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
7782 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
7783 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
7784 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
7785 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
7786 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
7787 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
7788 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
7789 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
7790 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
7791 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
7792 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
7793 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
7794 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
7795 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
7796 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
7797 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
7798 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
7799 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
7800 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
7801 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
7802 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
7803 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
7804 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
7805 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
7806 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
7807 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
7808 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
7809 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
7810 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
7811 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
7812 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
7813 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
7814 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
7815 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
7816 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
7817 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
7818 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
7819 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
7820 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
7821 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
7822 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
7823 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
7824 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
7825 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
7826 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
7827 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
7828 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
7829 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
7830 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
7831 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
7832 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
7833 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
7834 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
7835 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
7836 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
7837 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
7838 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
7839 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
7840 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
7841 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
7842 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
7843 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
7844 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
7845 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
7846 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
7847 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
7848 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
7849 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
7850 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
7851 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
7852 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
7853 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
7854 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
7855 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
7856 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
7857 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
7858 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
7859 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
7860 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
7861 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
7862 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
7864 (mips_get_builtin_decl_index): New array.
7865 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
7866 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
7867 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
7868 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
7869 (mips_init_builtins): Initialize mips_get_builtin_decl_index
7871 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7873 (mips_expand_builtin_insn): Prepare operands for
7874 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
7875 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
7876 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
7877 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
7878 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
7879 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
7880 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
7881 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
7882 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
7883 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
7884 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
7885 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
7886 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
7887 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
7888 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
7889 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
7890 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
7891 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
7892 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
7893 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
7894 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
7895 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
7896 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
7897 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
7898 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
7899 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
7900 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
7901 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
7902 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
7903 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
7904 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
7905 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
7906 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
7907 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
7908 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
7909 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
7910 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
7911 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
7912 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
7913 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
7914 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
7915 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
7916 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
7917 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
7918 These are set implicitly and an error is reported if overridden.
7919 (mips_expand_builtin_msa_test_branch): New function.
7920 (mips_expand_msa_shuffle): Likewise.
7921 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
7922 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
7923 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
7924 (mips_expand_vec_unpack): Add support for MSA.
7925 (mips_expand_vector_init): Likewise.
7926 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
7927 instead of const0_rtx.
7928 (mips_msa_vec_parallel_const_half): New function.
7929 (mips_gen_const_int_vector): Likewise.
7930 (mips_gen_const_int_vector_shuffle): Likewise.
7931 (mips_expand_msa_cmp): Likewise.
7932 (mips_expand_vec_cond_expr): Likewise.
7933 * config/mips/mips.h
7934 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
7935 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
7937 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
7938 (ISA_HAS_MSA): New macro.
7939 (UNITS_PER_MSA_REG): Likewise.
7940 (BITS_PER_MSA_REG): Likewise.
7941 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
7942 (MSA_REG_FIRST): New macro.
7943 (MSA_REG_LAST): Likewise.
7944 (MSA_REG_NUM): Likewise.
7945 (MSA_REG_P): Likewise.
7946 (MSA_REG_RTX_P): Likewise.
7947 (MSA_SUPPORTED_MODE_P): Likewise.
7948 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
7949 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
7950 * config/mips/mips.md: Include mips-msa.md.
7951 (alu_type): Add simd_add.
7952 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
7953 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
7954 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
7955 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
7956 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
7957 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
7958 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
7959 simd_move, simd_load, simd_store. Choose "multi" for moves
7961 (qword_mode): New attribute.
7962 (insn_count): Add instruction count for quad moves.
7963 Increase the count for MIPS SIMD division.
7964 (UNITMODE): Add UNITMODEs for vector types.
7965 (addsub): New code iterator.
7966 * config/mips/mips.opt (mmsa): New option.
7967 * config/mips/msa.h: New file.
7968 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
7970 * config/mips/mti-linux.h: Likewise.
7971 * config/mips/predicates.md
7972 (const_msa_branch_operand): New constraint.
7973 (const_uimm3_operand): Likewise.
7974 (const_uimm4_operand): Likewise.
7975 (const_uimm5_operand): Likewise.
7976 (const_uimm8_operand): Likewise.
7977 (const_imm5_operand): Likewise.
7978 (aq10b_operand): Likewise.
7979 (aq10h_operand): Likewise.
7980 (aq10w_operand): Likewise.
7981 (aq10d_operand): Likewise.
7982 (const_m1_operand): Likewise.
7983 (reg_or_m1_operand): Likewise.
7984 (const_exp_2_operand): Likewise.
7985 (const_exp_4_operand): Likewise.
7986 (const_exp_8_operand): Likewise.
7987 (const_exp_16_operand): Likewise.
7988 (const_vector_same_val_operand): Likewise.
7989 (const_vector_same_simm5_operand): Likewise.
7990 (const_vector_same_uimm5_operand): Likewise.
7991 (const_vector_same_uimm6_operand): Likewise.
7992 (const_vector_same_uimm8_operand): Likewise.
7993 (par_const_vector_shf_set_operand): Likewise.
7994 (reg_or_vector_same_val_operand): Likewise.
7995 (reg_or_vector_same_simm5_operand): Likewise.
7996 (reg_or_vector_same_uimm6_operand): Likewise.
7997 * doc/extend.texi (MIPS SIMD Architecture Functions): New
7999 * doc/invoke.texi (-mmsa): Document new option.
8001 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8003 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
8004 * configure: Regenerate.
8005 * config.in: Regenerate.
8006 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
8008 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
8009 (ENDFILE_VTV_SPEC): Define.
8011 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
8013 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
8014 registers in all interrupt handlers if necessary.
8015 (rl78_option_override): Add warning.
8016 (MUST_SAVE_MDUC_REGISTERS): New macro.
8017 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
8018 * config/rl78/rl78.c (check_mduc_usage): New function.
8019 (mduc_regs): New structure to hold MDUC register data.
8020 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
8021 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
8022 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
8023 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
8024 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
8025 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
8027 2016-05-09 Bin Cheng <bin.cheng@arm.com>
8029 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
8030 (tree-ssa-loop-niter.h): Ditto.
8031 (idx_within_array_bound, ref_within_array_bound): New functions.
8032 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
8033 Factor out check on writable base object to ...
8034 (base_object_writable): ... here.
8036 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8038 * config/arm/arm.md (probe_stack): Add modes to set source
8041 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
8043 * regrename.c (base_reg_class_for_rename): New static function.
8044 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
8046 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
8048 * cgraph.c (thunk_adjust): Export.
8049 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
8050 * cgraphunit.c (thunk_adjust): Export.
8051 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
8053 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
8055 * tree-inline.c (expand_call_inline): Expand thunks inline.
8057 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
8060 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
8061 (*sse2_vd_cvtss2sd): Ditto.
8062 * config/i386/i386.md
8063 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
8064 Generate *sse2_vd_cvtsd2ss pattern.
8065 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
8066 Generate *sse2_vd_cvtss2sd pattern.
8068 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
8070 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
8071 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
8074 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
8076 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
8077 * config/sh/sh.c: Define and declare variables on first use throughout
8079 (current_function_interrupt): Change to bool type.
8080 (frame_insn): Rename to emit_frame_insn and update users.
8081 (push_regs): Use bool for 'interrupt_handler' argument.
8082 (save_schedule_s): Remove.
8083 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
8084 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
8085 targetm.asm_out.unaligned_op.di.
8086 (gen_far_branch): Remove redundant forward declaration.
8087 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
8088 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
8089 (sh_set_return_address, sh_function_ok_for_sibcall,
8090 scavenge_reg): Update comments.
8091 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
8092 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
8093 (sh_attr_renesas_p): Remove unnecessary parentheses.
8094 (branch_dest): Simplify.
8095 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
8096 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
8097 (CUMULATIVE_ARGS): Change macro to typedef.
8098 (current_function_interrupt): Change to bool type.
8099 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
8100 Surround with __cplusplus ifdef.
8101 (sh_compare_op0, sh_compare_op1): Remove.
8102 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
8104 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
8106 * config/arm/arm.md: (arch): Add neon.
8107 (arch_enabled): Return yes for arch neon when TARGET_NEON.
8108 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
8109 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
8110 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
8111 attributes for alt renumbering. Mark alt 3 as non-predicable.
8112 (thumb2_movdf_vfp): Likewise.
8114 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
8116 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
8117 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
8118 (*andqi_1): Add preferred_for_speed attribute to disparage
8119 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
8120 (*<code>qi_1): Ditto.
8121 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
8122 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
8123 (*ashlqi3_1): Ditto.
8124 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
8125 Add preferred_for_size attribute to disparage alternative 0 and
8126 preferred_for_speed attribute to disparage alternative 1 for
8127 TARGET_PARTIAL_REG_STALL targets.
8129 2016-05-07 Tom de Vries <tom@codesourcery.com>
8131 PR tree-optimization/70956
8132 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
8135 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
8137 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
8138 * config/sh/sh.c (sh_cbranch_distance): Implement it.
8139 * config/sh/sh.md (branch_zero): Remove define_attr.
8140 (define_delay): Disable delay slot if branch distance is one insn.
8142 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8144 * config/i386/i386.md (LEAMODE): New mode attribute.
8145 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
8146 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
8147 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
8148 operand 2 predicate.
8149 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
8150 (*lea<mode>_general_3): Ditto.
8151 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
8153 2016-05-06 Jakub Jelinek <jakub@redhat.com>
8155 * genmddump.c (main): Convert argv from char ** to const char **.
8157 2016-05-06 David Malcolm <dmalcolm@redhat.com>
8159 * coretypes.h (OVERRIDE): New macro.
8162 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
8164 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
8165 allow coalescing if the types are compatible.
8167 2016-05-06 David Malcolm <dmalcolm@redhat.com>
8169 * pass_manager.h (pass_manager::register_pass_name): New method.
8170 (pass_manager::get_pass_by_name): New method.
8171 (pass_manager::create_pass_tab): New method.
8172 (pass_manager::m_name_to_pass_map): New field.
8173 * passes.c (name_to_pass_map): Delete global in favor of field
8174 "m_name_to_pass_map" of pass_manager.
8175 (register_pass_name): Rename from a function to...
8176 (pass_manager::register_pass_name): ...this method, updating
8177 for renaming of global "name_to_pass_map" to field
8178 "m_name_to_pass_map".
8179 (create_pass_tab): Rename from a function to...
8180 (pass_manager::create_pass_tab): ...this method, updating
8181 for renaming of global "name_to_pass_map" to field.
8182 (get_pass_by_name): Rename from a function to...
8183 (pass_manager::get_pass_by_name): ...this method.
8184 (enable_disable_pass): Convert use of get_pass_by_name to
8185 a method call, locating the pass_manager singleton.
8187 2016-05-06 David Malcolm <dmalcolm@redhat.com>
8189 * genattr-common.c (main): Convert argv from char ** to const char **.
8190 * genattr.c (main): Likewise.
8191 * genattrtab.c (main): Likewise.
8192 * genautomata.c (initiate_automaton_gen): Likewise.
8194 * gencodes.c (main): Likewise.
8195 * genconditions.c (main): Likewise.
8196 * genconfig.c (main): Likewise.
8197 * genconstants.c (main): Likewise.
8198 * genemit.c (main): Likewise.
8199 * genenums.c (main): Likewise.
8200 * genextract.c (main): Likewise.
8201 * genflags.c (main): Likewise.
8202 * genmddeps.c (main): Likewise.
8203 * genopinit.c (main): Likewise.
8204 * genoutput.c (main): Likewise.
8205 * genpeep.c (main): Likewise.
8206 * genpreds.c (main): Likewise.
8207 * genrecog.c (main): Likewise.
8208 * gensupport.c (init_rtx_reader_args_cb): Likewise.
8209 (init_rtx_reader_args): Likewise.
8210 * gensupport.h (init_rtx_reader_args_cb): Likewise.
8211 (init_rtx_reader_args): Likewise.
8212 * gentarget-def.c (main): Likewise.
8213 * read-md.c (read_md_files): Likewise.
8214 * read-md.h (read_md_files): Likewise.
8216 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8218 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
8219 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
8220 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
8221 Remove unused predicate.
8222 (register_and_not_fp_reg_operand): Ditto.
8224 2016-05-06 Martin Liska <mliska@suse.cz>
8226 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
8227 instead of vec as the vector is local to the function.
8229 2016-05-06 Jakub Jelinek <jakub@redhat.com>
8231 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
8232 avx512bw alternative.
8234 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
8235 before the ashr<mode>3 pattern.
8237 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
8238 v instead of x in vex or maybe_vex alternatives, use
8239 maybe_evex instead of vex in prefix.
8241 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
8242 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
8243 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
8244 in vex or maybe_vex alternatives, use maybe_evex instead of vex
8247 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
8248 v instead of x in vex or maybe_vex alternatives, use
8249 maybe_evex instead of vex in prefix.
8251 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
8252 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
8253 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
8254 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
8255 alternatives, use maybe_evex instead of vex in prefix.
8257 * config/i386/sse.md (vec_interleave_lowv4sf,
8258 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
8259 v instead of x in vex or maybe_vex alternatives, use
8260 maybe_evex instead of vex in prefix.
8262 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
8263 v instead of x in vex or maybe_vex alternatives, use
8264 maybe_evex instead of vex in prefix.
8266 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
8267 v constraint instead of x.
8269 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
8271 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
8272 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
8275 2016-05-06 Richard Biener <rguenther@suse.de>
8277 PR tree-optimization/70948
8278 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
8279 Properly clobber all fields of va_list for __builtin_va_start.
8281 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
8284 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
8285 loop latch destination.
8287 2016-05-06 Martin Liska <mliska@suse.cz>
8289 * tree-ssa-uninit.c: Apply manual changes
8290 to the GNU coding style.
8291 (prune_uninit_phi_opnds): Rename from
8292 prune_uninit_phi_opnds_in_unrealizable_paths.
8294 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8296 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
8297 mspace): Remove deprecated options.
8298 * doc/invoke.texi (SH options): Remove -mspace.
8300 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8302 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
8304 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8306 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
8307 corresponding combine split pattern.
8309 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8312 * config/sh/predicates.md (long_displacement_mem_operand): New.
8313 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
8314 Add movi20, movi20s alternatives. Adjust length attribute for
8316 (movsi_ie): Allow for any FPU. Adjust length attribute for
8318 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
8319 attribute for alternatives.
8320 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
8321 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
8322 length attribute for alternatives.
8324 2016-05-06 Richard Biener <rguenther@suse.de>
8326 PR tree-optimization/70960
8327 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
8329 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8332 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
8333 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
8335 2016-05-06 Marek Polacek <polacek@redhat.com>
8338 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
8340 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8343 * config/sh/sh.md (*rotcr): Add another variant.
8345 2016-05-06 Richard Biener <rguenther@suse.de>
8348 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
8350 2016-05-06 Richard Biener <rguenther@suse.de>
8353 * fold-const.c (split_tree): Always convert to the original type
8356 2016-05-06 Richard Biener <rguenther@suse.de>
8358 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
8359 (fwprop_addr): Likewise.
8361 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8364 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
8366 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
8367 * config/i386/i386.md (push mem splitter): Use find_constant_src in
8368 the splitter condition.
8369 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
8370 the splitter condition.
8371 (FP float_extend load splitter): Ditto.
8373 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
8375 * config/i386/i386.md (peehole2 patterns): Change true_regnum
8376 to REGNO in all peephole2 patterns.
8377 (post-reload splitters): Change true_regnum to REGNO in
8378 post-reload splitters.
8379 (zero_extend splitters): Use general_reg_operand and
8380 nonimmediate_gr_operand predicates.
8382 2016-05-05 Jakub Jelinek <jakub@redhat.com>
8384 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
8385 v constraint instead of x.
8387 2016-05-05 Alan Modra <amodra@gmail.com>
8390 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
8391 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
8392 TARGET_NO_FP_IN_TOC for -mrelocatable.
8393 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
8394 TARGET_RELOCATABLE test.
8395 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8396 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8397 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8398 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8399 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8400 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8401 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8402 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8403 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
8404 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8406 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
8407 (rs6000_stack_info): Likewise.
8408 (rs6000_elf_asm_out_constructor): Likewise.
8409 (rs6000_elf_asm_out_destructor): Likewise.
8410 (rs6000_elf_declare_function_name): Likewise.
8411 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
8412 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
8415 2016-05-05 Alan Modra <amodra@gmail.com>
8417 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
8419 2016-05-05 Alan Modra <amodra@gmail.com>
8421 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
8422 out-of-line gpr restore for one or two regs if that would add
8425 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
8428 * config/i386/i386.md
8429 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
8430 Change to post-epilogue_completed late splitter. Use sse_reg_operand
8431 as operand 0 predicate.
8432 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
8434 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
8435 Ditto. Emit the pattern using RTX.
8437 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
8438 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
8439 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
8440 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
8442 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
8443 sse_reg_operand as operand 0 predicate.
8445 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
8446 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
8447 instead of gen_rtx_REG.
8448 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
8451 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8453 * function.c (emit_use_return_register_into_block): Delete.
8454 (gen_return_pattern): Delete.
8455 (emit_return_into_block): Delete.
8456 (active_insn_between): Delete.
8457 (convert_jumps_to_returns): Delete.
8458 (emit_return_for_exit): Delete.
8459 (thread_prologue_and_epilogue_insns): Delete all code dealing with
8460 simple_return for shrink-wrapped blocks.
8461 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
8462 end of blocks that need one.
8463 (get_unconverted_simple_return): Delete.
8464 (convert_to_simple_return): Delete.
8465 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
8466 (convert_to_simple_return): Ditto.
8468 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8470 * cfgcleanup.c (bb_is_just_return): New function.
8471 (try_optimize_cfg): Simplify jumps to return, branches to return,
8472 and branches around return.
8474 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8476 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
8479 2016-05-04 Jakub Jelinek <jakub@redhat.com>
8483 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
8484 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
8485 assert flags & OEP_HASH_CHECK, instead of asserting it
8486 never happens. Handle TARGET_EXPR.
8487 * fold-const.c (operand_equal_p): For hash verification,
8488 or in OEP_HASH_CHECK into flags.
8490 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
8492 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
8494 (compute_samebase_partition_bases): Fix typo.
8496 2016-05-04 Jakub Jelinek <jakub@redhat.com>
8498 * config/i386/sse.md (vec_interleave_highv8sf,
8499 vec_interleave_lowv8sf, vec_interleave_highv4df,
8500 vec_interleave_lowv4df): Remove constraints from expanders.
8502 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
8504 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
8506 * tree-inline.c (expand_call_inline): Fix path dealing with
8507 making lhs of call statement undefined.
8509 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
8511 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
8512 Check availability on NODE, too.
8513 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
8514 (cgraph_node::call_for_symbol_and_aliases): Likewise.
8515 (varpool_node::call_for_symbol_and_aliase): Likewise.
8516 * ipa-pure-const.c (add_new_function): Analyze all bodies.
8517 (propagate_pure_const): Propagate across interposable functions, too.
8518 (skip_function_for_local_pure_const): Do not skip interposable bodies
8520 (pass_local_pure_const::execute): Update.
8522 2016-05-04 Marek Polacek <polacek@redhat.com>
8524 * doc/invoke.texi: Document -Wdangling-else.
8526 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
8528 * config.gcc: Error out when conflicting multilib is detected. Do not
8529 loop over multilibs since no combination is legal.
8531 2016-05-04 Alan Modra <amodra@gmail.com>
8533 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
8534 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
8535 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8538 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
8540 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
8541 Clean up p5600 comments.
8543 2016-05-04 Richard Biener <rguenther@suse.de>
8545 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
8546 constructor simplifications.
8547 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
8549 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
8551 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
8552 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
8553 result.set_rtx is null instead of aborting.
8554 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
8556 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
8557 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
8558 *mov<mode>_store_postinc): New patterns.
8560 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
8562 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
8563 as commutative. Check both conversions are NOP.
8564 ((A & B) OP (C & B)): Remove.
8566 2016-05-04 Alan Modra <amodra@gmail.com>
8568 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
8570 2016-05-04 Alan Modra <amodra@gmail.com>
8573 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
8574 when cr2,3,4 are all fixed regs.
8576 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
8578 PR rtl-optimization/57193
8579 * opts.c (default_options_table): Revert OPT_frename_registers change.
8580 * doc/invoke.texi (-frename-registers, -O2): Likewise.
8582 2016-05-03 Martin Sebor <msebor@redhat.com>
8585 * builtins.c (fold_builtin_FILE): New function.
8586 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
8587 (fold_builtin_0): Call them.
8588 * gimplify.c (gimplify_call_expr): Remove the handling of
8589 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
8592 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
8593 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
8597 * doc/extend.texi (Function Names as Strings): Update __func__,
8598 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
8601 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8602 Richard Biener <rguenther@suse.de>
8604 PR tree-optimization/70916
8605 * tree-if-conv.c: Include cfganal.h.
8606 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
8607 and remove_fake_exit_edges around the optimization pass.
8609 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
8611 * cgraph.c (symbol_table::create_edge): Set inline_failed.
8612 (cgraph_edge::make_direct): Likewise.
8613 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
8614 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
8615 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
8616 (CIF_THUNK): New code.
8617 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
8618 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
8619 (compute_inline_parameters): Set inline_failed for thunks.
8620 (inline_analyze_function): Cleanup.
8621 * ipa-inline.c (can_inline_edge_p): Do not deal with
8622 call_stmt_cannot_inline_p.
8623 (can_early_inline_edge_p): Likewise.
8624 (early_inliner): Initialize inline_failed.
8625 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
8627 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
8629 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
8630 from nonimm_ssenomem_operand.
8631 (nonimm_ssenomem_operand): New predicate.
8632 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
8633 as operand 0 predicate.
8634 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
8635 Disable unsupported alternatives using "enabled" attribute.
8636 Use register_ssemem_operand as operand 0 predicate.
8637 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
8639 2016-05-03 Marek Polacek <polacek@redhat.com>
8642 * input.c (expansion_point_location): New function.
8643 * input.h (expansion_point_location): Declare.
8645 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
8647 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
8648 occurence with frame_offset_ ones.
8650 2016-05-03 Alan Modra <amodra@gmail.com>
8652 PR rtl-optimization/70890
8653 * ira.c (combine_and_move_insns): When moving def_insn, remove
8656 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
8658 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
8659 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
8660 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
8661 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
8663 2016-05-03 Alan Modra <amodra@gmail.com>
8665 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
8666 for SAVE_MULTIPLE/STORE_MULTIPLE.
8668 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8670 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
8671 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
8673 2016-05-03 Richard Biener <rguenther@suse.de>
8675 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
8677 (gimplify_arg): Likewise.
8678 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
8679 re-writing the result to a decl if required.
8680 (internal_get_tmp_var): Add allow_ssa parameter
8681 and override into_ssa with it.
8682 (get_formal_tmp_var): Adjust.
8683 (get_initialized_tmp_var): Add allow_ssa parameter.
8684 (gimplify_arg): Add allow_ssa parameter and avoid generating
8685 SSA names for the result false.
8686 (gimplify_call_expr): If the call may return twice do not
8687 gimplify parameters into SSA.
8688 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
8689 (gimplify_modify_expr): Adjust assert. For noreturn calls
8690 with a SSA name LHS adjust its def.
8691 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
8692 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
8693 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
8694 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
8695 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
8696 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
8697 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
8698 (optimize_target_teams): Do not allow SSA names for clause operands.
8699 (gimplify_expr): Likewise for where we mark the result addressable.
8700 * passes.def (pass_init_datastructures): Remove.
8701 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
8702 (rewrite_stmt): Likewise.
8703 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
8704 (replace_locals_op): Replace SSA names.
8705 (copy_gimple_seq_and_replace_locals): Init src_cfun.
8706 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
8707 * cgraph.c (release_function_body): Free CFG annotations only
8708 when we have a CFG. Simplify.
8709 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
8710 force_gimple_operand instead of get_initialized_tmp_var.
8711 * tree-pass.h (make_pass_init_datastructures): Remove.
8712 * tree-ssa.c (execute_init_datastructures): Remove.
8713 (pass_data_init_datastructures): Likewise.
8714 (class pass_init_datastructures): Likewise.
8715 (make_pass_init_datastructures): Likewise.
8716 * omp-low.c (create_omp_child_function): Init SSA data structures.
8717 (grid_expand_target_grid_body): Likewise.
8718 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
8719 name before adding it to names_to_release.
8720 (remove_bb): Always release SSA defs.
8721 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
8722 before dereferencing it.
8723 * cgraphunit.c (init_lowered_empty_function): Always
8724 int SSA data structures.
8725 * tree-ssanames.c (release_defs): Remove assert that we are in
8727 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
8729 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8730 Uros Bizjak <ubizjak@gmail.com>
8732 PR rtl-optimization/70467
8733 * config/i386/predicates.md (x86_64_hilo_int_operand,
8734 x86_64_hilo_general_operand): New predicates.
8735 * config/i386/constraints.md (Wd): New constraint.
8736 * config/i386/i386.md (mode attr di): Use Wd instead of e.
8737 (general_hilo_operand): New mode attr.
8738 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
8739 instead of <general_operand>.
8740 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
8741 x86_64_hilo_general_operand instead of <general_operand>.
8743 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8745 PR tree-optimization/70916
8746 * tree-if-conv.c (constant_or_ssa_name): Removed.
8747 (fold_build_cond_expr): Use is_gimple_val instead of
8748 constant_or_ssa_name.
8750 PR tree-optimization/70916
8751 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
8752 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
8755 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
8756 (optimize_atomic_bit_test_and): New function.
8757 (pass_fold_builtins::execute): Use it.
8758 * optabs.def (atomic_bit_test_and_set_optab,
8759 atomic_bit_test_and_complement_optab,
8760 atomic_bit_test_and_reset_optab): New optabs.
8761 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
8762 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
8763 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
8764 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
8765 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
8766 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
8767 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
8768 * doc/md.texi (atomic_bit_test_and_set@var{mode},
8769 atomic_bit_test_and_complement@var{mode},
8770 atomic_bit_test_and_reset@var{mode}): Document.
8771 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
8772 atomic_bit_test_and_complement<mode>,
8773 atomic_bit_test_and_reset<mode>): New expanders.
8774 (atomic_bit_test_and_set<mode>_1,
8775 atomic_bit_test_and_complement<mode>_1,
8776 atomic_bit_test_and_reset<mode>_1): New insns.
8778 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
8780 PR rtl-optimization/70687
8781 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
8782 instead of unsigned HOST_WIDE_INT.
8784 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
8786 PR rtl-optimization/44281
8787 * hard-reg-set.h (struct target_hard_regs): New field
8788 x_fixed_nonglobal_reg_set.
8789 (fixed_nonglobal_reg_set): New macro.
8790 * reginfo.c (init_reg_sets_1): Initialize it.
8791 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
8793 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
8795 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8797 PR tree-optimization/56541
8798 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
8799 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
8800 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
8801 (any_complicated_phi): new static variable.
8802 (aggressive_if_conv): delete.
8803 (if_convertible_phi_p): support phis with more than two arguments.
8804 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
8805 critical pred edges.
8806 (ifcvt_split_critical_edges): support phis with more than two
8807 arguments by checking new parameter. only split critical edges
8809 (tree_if_conversion): handle simd pragma marked loop using new
8810 local variable aggressive_if_conv. check any_complicated_phi.
8812 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8814 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
8817 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8819 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
8822 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
8824 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
8825 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
8826 define_insn_and_split.
8827 (mulsi3_i): New define_insn_and_split.
8828 (mulsi3_call): Convert to define_insn.
8829 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
8832 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8834 * machmode.h (mode_complex): Add support to give the complex mode
8836 (GET_MODE_COMPLEX_MODE): Likewise.
8837 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
8838 stored by build_complex_type and gfc_build_complex_type instead of
8839 trying to figure out the appropriate mode based on the size. Raise
8840 an assertion error, if the type was not set.
8841 * genmodes.c (struct mode_data): Add field for the complex type of
8843 (blank_mode): Likewise.
8844 (make_complex_modes): Remember the complex mode created in the
8846 (emit_mode_complex): Write out the mode_complex array to map a
8847 type mode to the complex version.
8848 (emit_insn_modes_c): Likewise.
8849 * tree.c (build_complex_type): Set the complex type to use before
8850 calling layout_type.
8851 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
8852 support for __float128 complex datatypes.
8853 (rs6000_hard_regno_mode_ok): Likewise.
8854 (rs6000_setup_reg_addr_masks): Likewise.
8855 (rs6000_complex_function_value): Likewise.
8856 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
8857 __float128 and __ibm128 complex.
8858 (FLOAT128_IBM_P): Likewise.
8859 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8860 * doc/extend.texi (Additional Floating Types): Document that
8861 -mfloat128 must be used to enable __float128. Document complex
8862 __float128 and __ibm128 support.
8864 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8867 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
8868 char/short arguments promoted to int because of promote_prototypes.
8870 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8872 * config/i386/predicates.md (register_ssemem_operand): New predicate.
8873 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
8874 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
8875 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
8876 alternatives using "enabled" attribute. Use register_ssemem_operand
8877 as operand 1 predicate.
8878 (*cmpi<unord>xf_i387): Split XFmode pattern from
8879 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
8880 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
8881 *absneg<mode>2_i387. Disable unsupported alternatives using
8882 "enabled" attribute.
8883 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
8885 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8887 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
8889 (oacc_loop_process): Check mask for loop termination.
8891 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8893 * cif-code.def (CIF_THUNK): Add.
8894 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
8897 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8899 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
8900 (dump_inline_summary): Dump it.
8901 (fp_expression_p): New predicate.
8902 (estimate_function_body_sizes): Use it.
8903 (inline_merge_summary): Merge fp_expressions.
8904 (inline_read_section): Read fp_expressions.
8905 (inline_write_summary): Write fp_expressions.
8906 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
8907 codegen boundary if either caller or callee is !fp_expressions.
8908 * ipa-inline.h (inline_summary): Add fp_expressions.
8909 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
8910 to fp_expressions be sure the fp generation flags are updated.
8912 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8914 PR rtl-optimization/70467
8915 * cse.c (cse_insn): Handle no-op MEM moves after folding.
8917 PR rtl-optimization/70467
8918 * ipa-pure-const.c (check_call): Handle internal calls even in
8919 ipa mode like in local mode.
8921 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
8923 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
8925 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8927 * match.pd (X u< X, X u> X): New transformations.
8929 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8931 * flag-types.h (enum warn_strict_overflow_code): Move ...
8932 * coretypes.h: ... here.
8933 * fold-const.h (fold_overflow_warning): Declare.
8934 * fold-const.c (fold_overflow_warning): Make non-static.
8935 (fold_comparison): Move the transformation of X +- C1 CMP C2
8936 into X CMP C2 -+ C1 ...
8937 * match.pd: ... here.
8938 * gimple-fold.c (fold_stmt_1): Protect with
8939 fold_defer_overflow_warnings.
8941 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8943 * omp-low.c (struct oacc_loop): Add 'inner' field.
8944 (new_oacc_loop_raw): Initialize it to zero.
8945 (oacc_loop_fixed_partitions): Initialize it.
8946 (oacc_loop_auto_partitions): Partition outermost loop to outermost
8947 available partitioning.
8949 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8951 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
8953 (umulsidi3): Likewise.
8954 (indirect_jump): Fix jump instruction assembly patterns.
8956 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
8959 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
8960 (nvptx_function_value): Assert non-NULL cfun.
8962 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
8964 PR rtl-optimization/70886
8965 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
8967 * cselib.h (rtx_equal_for_cselib_1): Declare.
8968 (rtx_equal_for_cselib_p: New inline function.
8969 * cselib.c (rtx_equal_for_cselib_p): Delete.
8970 (rtx_equal_for_cselib_1): Make public.
8972 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8974 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
8975 (register_mixssei387nonimm_operand): Remove predicate.
8976 * config/i386/i386.md (*fop_<mode>_comm): Merge from
8977 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
8978 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
8979 for TARGET_MIX_SSE_I387 alternatives.
8980 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
8981 Disable unsupported alternatives using "enabled" attribute. Use
8982 nonimm_ssenomem_operand as operand 1 predicate. Also check
8983 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
8985 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8987 * tree.c (cst_and_fits_in_hwi): Simplify.
8989 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8991 * tree.h (wi::to_wide): New function.
8992 * expr.c (expand_expr_real_1): Use wi::to_wide.
8993 * fold-const.c (int_const_binop_1): Likewise.
8994 (extract_muldiv_1): Likewise.
8996 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8998 * wide-int.h: Update offset_int and widest_int documentation.
8999 (WI_SIGNED_SHIFT_RESULT): New macro.
9000 (wi::binary_shift): Define signed_shift_result_type for
9001 shifts on offset_int- and widest_int-like types.
9002 (generic_wide_int): Support <<= and >>= if << and >> are supported.
9003 * tree.h (int_bit_position): Use shift operators instead of wi::
9005 * alias.c (adjust_offset_for_component_ref): Likewise.
9006 * expr.c (get_inner_reference): Likewise.
9007 * fold-const.c (fold_comparison): Likewise.
9008 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
9009 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
9010 * tree-dfa.c (get_ref_base_and_extent): Likewise.
9011 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
9012 (stmt_kills_ref_p): Likewise.
9013 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
9014 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
9015 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9016 (ao_ref_init_from_vn_reference): Likewise.
9018 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
9020 * wide-int.h: Update offset_int and widest_int documentation.
9021 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
9022 (wi::binary_traits): Allow ordered comparisons between offset_int and
9023 offset_int, between widest_int and widest_int, and between either
9024 of these types and basic C types.
9025 (operator <, <=, >, >=): Define for the same combinations.
9026 * tree.h (tree_int_cst_lt): Use comparison operators instead
9027 of wi:: comparisons.
9028 (tree_int_cst_le): Likewise.
9029 * gimple-fold.c (fold_array_ctor_reference): Likewise.
9030 (fold_nonarray_ctor_reference): Likewise.
9031 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
9032 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
9033 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
9034 * tree-sra.c (completely_scalarize): Likewise.
9035 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
9036 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
9037 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
9038 (check_for_binary_op_overflow): Likewise.
9039 (search_for_addr_array): Likewise.
9040 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
9042 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
9044 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
9045 (arc_save_restore): Likewise.
9046 (arc_dwarf_register_span): Likewise.
9047 (arc_output_pic_addr_const): Initialize suffix variable.
9049 2016-05-02 Martin Liska <mliska@suse.cz>
9051 * symbol-summary.h (function_summary::function_summary):
9052 Remove checking assert for all cgraph nodes.
9053 (function_summary::get): Check summary_uid.
9054 (symtab_insertion): Check summary_uid.
9056 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
9058 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
9059 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
9061 (arc_dwarf_register_span): Remove enum keyword.
9062 (compact_memory_operand_p): New function.
9063 * config/arc/arc.h (reg_class): Add code density register classes.
9064 (REG_CLASS_NAMES): Likewise.
9065 (REG_CLASS_CONTENTS): Likewise.
9066 * config/arc/arc.md (*movqi_insn): Add code density instructions.
9067 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
9068 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
9069 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
9070 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
9072 (h, Rcd, Rsd, Rzd): New register constraints.
9073 (T): Use compact_memory_operand_p function.
9074 * config/arc/predicates.md (compact_load_memory_operand): Remove.
9076 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
9078 * config/sh/sh.md (*negnegt, *movtt): Remove.
9080 2016-05-02 Marek Polacek <polacek@redhat.com>
9081 Tom de Vries <tom@codesourcery.com>
9083 PR tree-optimization/70700
9084 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
9085 bigger than FIRST_REF_NODE.
9087 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
9090 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
9092 (prepare_cbranch_operands): Don't use scratch register. Assume that
9093 function is used when pseudos can be created.
9094 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
9095 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
9096 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
9097 define_expand. Allow it only when pseudos can be created.
9098 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
9100 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
9102 * config/i386/constraints.md (BC): Only allow -1 operands.
9103 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
9104 Add "enabled" attribute. Update XI mode attribute calculation.
9105 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
9106 (*movoi_internal_avx): Update XI mode attribute calculation.
9107 (*movti_internal): Ditto.
9109 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
9111 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
9112 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
9114 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
9116 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
9117 statement on instruction code. Remove trailing spaces.
9118 (altivec_expand_stv_builtin): Likewise.
9120 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
9122 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
9123 (TARGET_FPU_DOUBLE): Simplify.
9124 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
9125 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
9126 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
9127 with 'TARGET_FPU_DOUBLE'.
9128 * config/sh/sh.md: Likewise.
9130 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
9132 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
9133 SH_DIV_STR_FOR_SIZE): Remove.
9134 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
9135 SH_DIV_STR_FOR_SIZE): Remove.
9137 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
9139 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
9140 logical_reg_operand): Delete.
9141 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
9142 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
9143 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
9144 match_operand and match_test.
9145 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
9146 variables on their first use. Return bool values.
9147 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
9148 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
9149 arith_reg_operand for input operand. Remove empty constraints.
9151 (*xorsi3_compact): Rename to xorsi3.
9152 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
9153 (*zero_extend<mode>si2_disp_mem): Update comment.
9156 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
9158 * config/sh/t-sh: Remove SH5 support.
9159 * config.gcc: Likewise.
9160 * configure: Likewise.
9162 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9164 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
9166 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
9168 * config/sh/sh.c (register_sh_passes, sh_option_override,
9169 sh_print_operand, prepare_move_operands,
9170 sh_can_follow_jump): Remove TARGET_SH1 checks.
9171 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
9172 PROMOTE_MODE): Likewise.
9173 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
9176 2016-04-30 Alan Modra <amodra@gmail.com>
9178 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
9179 restoring when fixed_reg_p, but allow out-of-line or stmw save.
9180 Check for user regs later to avoid unnecessary looping over regs.
9181 Merge user reg check with non-saved reg check. Don't force
9182 inline VR restore when static chain used.
9183 (rs6000_frame_related): Omit eh_frame info for user regs when
9185 (fixed_regs_p): Delete.
9187 2016-04-30 Alan Modra <amodra@gmail.com>
9189 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
9190 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
9193 2016-04-30 Alan Modra <amodra@gmail.com>
9196 * config/rs6000/rs6000.c (fixed_reg_p): New function.
9197 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
9200 2016-04-30 Alan Modra <amodra@gmail.com>
9202 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9203 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
9204 flag_pic test for Darwin.
9206 2016-04-30 Alan Modra <amodra@gmail.com>
9208 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
9209 throw_calls_crossed.
9210 (REG_FREQ_CALLS_CROSSED): Delete.
9211 (REG_N_THROWING_CALLS_CROSSED): Delete.
9212 * regstat.c (regstat_bb_compute_ri): Don't calculate
9213 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
9214 (dump_reg_info): Don't print call cross frequency.
9215 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
9216 and REG_N_THROWING_CALLS_CROSSED.
9218 2016-04-30 Alan Modra <amodra@gmail.com>
9220 * regs.h (struct reg_info_t): Delete live_length.
9221 (REG_LIVE_LENGTH): Delete macro.
9222 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
9223 local_live, local_processed and local_live_last_luid params.
9224 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
9226 (regstat_compute_ri): Adjust for above. Don't set
9228 (dump_reg_info): Don't print live length.
9229 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
9230 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
9231 Localize loop_depth var.
9233 2016-04-30 Alan Modra <amodra@gmail.com>
9235 * ira.c (enum valid_equiv): New.
9236 (validate_equiv_mem): Return enum.
9237 (update_equiv_mem): Create replacement in more cases.
9238 (add_store_equivs): Update validate_equiv_mem call.
9240 2016-04-30 Alan Modra <amodra@gmail.com>
9242 * ira.c (combine_and_move_insns): Rather than scanning insns,
9243 use DF infrastucture to find use and def insns.
9245 2016-04-30 Alan Modra <amodra@gmail.com>
9247 ira.c (combine_and_move_insns): Move invariant conditions..
9248 (ira.c): ..to here. Call combine_and_move_insns before
9249 add_store_equivs. Call grow_reg_equivs later. Allocate
9250 req_equiv later using max_reg_num() rather than global max_regno.
9251 (contains_replace_regs): Delete.
9252 (add_store_equivs): Remove contains_replace_regs test.
9254 2016-04-30 Alan Modra <amodra@gmail.com>
9256 * ira.c (struct equiv_mem_data): New.
9257 (equiv_mem, equiv_mem_modified): Delete static vars.
9258 (validate_equiv_mem_from_store): Use "data" param to communicate..
9259 (validate_equiv_mem): ..from here.
9261 2016-04-30 Alan Modra <amodra@gmail.com>
9263 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
9265 (update_reg_equivs): ..here. Move allocation and freeing of
9266 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
9267 end_alias_analysis to..
9270 2016-04-30 Alan Modra <amodra@gmail.com>
9272 * ira.c (pdx_subregs): Delete.
9273 (struct equivalence): Add pdx_subregs field.
9274 (set_paradoxical_subreg): Remove pdx_subregs param. Update
9276 (update_equiv_regs): Don't create or free pdx_subregs. Update
9279 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9281 * config/rs6000/altivec.h: Change definitions of vec_xl and
9283 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
9284 (LD_ELEMREV_V2DI): New.
9285 (LD_ELEMREV_V4SF): New.
9286 (LD_ELEMREV_V4SI): New.
9287 (LD_ELEMREV_V8HI): New.
9288 (LD_ELEMREV_V16QI): New.
9289 (ST_ELEMREV_V2DF): New.
9290 (ST_ELEMREV_V2DI): New.
9291 (ST_ELEMREV_V4SF): New.
9292 (ST_ELEMREV_V4SI): New.
9293 (ST_ELEMREV_V8HI): New.
9294 (ST_ELEMREV_V16QI): New.
9297 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9298 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
9299 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
9300 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
9301 (altivec_expand_builtin): Add handling for
9302 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
9303 (rs6000_invalid_builtin): Add error-checking for
9304 RS6000_BTM_P9_VECTOR.
9305 (altivec_init_builtins): Define builtins used to implement vec_xl
9307 (rs6000_builtin_mask_names): Define power9-vector.
9308 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
9309 (RS6000_BTM_P9_VECTOR): Define.
9310 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
9311 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
9312 (vsx_ld_elemrev_v2df): Likewise.
9313 (vsx_ld_elemrev_v4sf): Likewise.
9314 (vsx_ld_elemrev_v4si): Likewise.
9315 (vsx_ld_elemrev_v8hi): Likewise.
9316 (vsx_ld_elemrev_v16qi): Likewise.
9317 (vsx_st_elemrev_v2df): Likewise.
9318 (vsx_st_elemrev_v2di): Likewise.
9319 (vsx_st_elemrev_v4sf): Likewise.
9320 (vsx_st_elemrev_v4si): Likewise.
9321 (vsx_st_elemrev_v8hi): Likewise.
9322 (vsx_st_elemrev_v16qi): Likewise.
9323 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
9326 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
9328 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
9330 (simplify_control_stmt_condition_1): ... here. Recurse into
9331 BIT_AND_EXPRs and BIT_IOR_EXPRs.
9333 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
9336 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
9337 (zero_extendqi<mode>2_dot): Revert earlier conversion from
9338 define_insn_and_split to define_insn.
9339 (zero_extendqi<mode>2_dot2): Same.
9340 (extendqi<mode>2_dot): Same.
9341 (extendqi<mode>2_dot2): Same.
9343 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9345 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
9346 (probe_stack): New expander.
9347 (probe_stack_<mode>): New insn pattern.
9349 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9351 * config/i386/i386.md
9352 (operations with memory inputs setting flags peephole2):
9353 Remove uneeded REG_P checks. Cleanup pattern generation.
9355 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
9357 * tree-vect-loop.c (vect_transform_loop): Fix
9358 nb_iterations_upper_bound computation for vectorized loop.
9360 2016-04-29 Marek Polacek <polacek@redhat.com>
9361 Jakub Jelinek <jakub@redhat.com>
9364 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
9365 TARGET_EXPR_SLOT as a base.
9367 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
9369 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
9370 with 'rCm2' constraints to limit possible immediate size.
9371 (*load_zeroextendqisi_update): Likewise.
9372 (*load_signextendqisi_update): Likewise.
9373 (*loadhi_update): Likewise.
9374 (*load_zeroextendhisi_update): Likewise.
9375 (*load_signextendhisi_update): Likewise.
9376 (*loadsi_update): Likewise.
9377 (*loadsf_update): Likewise.
9379 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9381 * config/i386/predicates.md (constm1_operand): Fix comparison.
9383 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
9385 * testsuite/gcc.target/arc/ieee_eq.c: New test.
9387 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
9389 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
9390 remaining SH5 related settings.
9391 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
9392 shmedia_prepare_call_address): Delete.
9393 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
9394 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
9395 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
9396 UNSUPPORTED_SH2A): Remove m5 checks.
9397 (sh_divide_strategy_e): Remove SH5 division strategies.
9398 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
9399 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
9401 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9403 * config/s390/s390.c (s390_rtx_costs): Update documentation.
9405 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9407 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
9408 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
9410 * config/s390/vector.md ("mov<mode>"): Likewise.
9412 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
9414 * config/s390/constraints.md ("U", "W"): Invoke
9415 s390_mem_constraint with "ZR" and "ZT".
9416 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
9417 addresses when using LRA. Accept also short displacements for S
9418 and T constraints. Do not check for long displacement target for
9419 S and T constraints.
9420 (s390_mem_constraint): Remove handling of U and W constraints.
9421 * config/s390/s390.md (various patterns): Remove the short
9422 displacement constraints (Q and R) if a long displacement
9423 constraint is present. Add longdisp as required CPU capability.
9424 * config/s390/vector.md: Likewise.
9425 * config/s390/vx-builtins.md: Likewise.
9427 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9430 * reload1.c (reload): Call finish_spills before
9431 restarting reload loop. Skip select_reload_regs
9432 if update_eliminables_and_spill returns true.
9434 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
9436 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
9437 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
9438 (umulhisi3_imm): Update predicates and constraint letters.
9439 (umulhisi3_reg): Declare instruction as commutative.
9440 * config/arc/constraints.md (J12, J16): New constraints.
9441 * config/arc/predicates.md (short_unsigned_const_operand): New
9443 (arc_short_operand): Likewise.
9444 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
9446 2016-04-29 Richard Biener <rguenther@suse.de>
9448 PR tree-optimization/13962
9449 PR tree-optimization/65686
9450 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
9451 * tree-ssa-alias.c (ptrs_compare_unequal): New function
9452 using PTA to compare pointers.
9453 * match.pd: Add pattern for pointer equality compare simplification
9454 using ptrs_compare_unequal.
9456 2016-04-29 Richard Biener <rguenther@suse.de>
9458 * stor-layout.c (layout_type): Do not build a pointer-to-element
9461 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9463 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
9464 Use SWI mode iterator. Use general_reg_operand predicate.
9465 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
9466 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
9469 2016-04-29 Jakub Jelinek <jakub@redhat.com>
9472 * fold-const.c (operand_equal_p): Don't verify hash value equality
9474 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
9477 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9480 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
9481 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
9482 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
9483 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
9484 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
9486 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9488 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
9489 to info. Don't initialize separate fields to 0. Clean up
9492 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9494 * config/i386/i386.md (peephole2s for operations with memory inputs):
9495 Use SWI mode iterator.
9496 (peephole2s for operations with memory outputs): Ditto.
9497 Do not check for stack checking probe.
9499 (probe_stack): Remove expander.
9501 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9502 Andrew Burgess <andrew.burgess@embecosm.com>
9504 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
9505 operands as 32-bits.
9507 2016-04-28 Jason Merrill <jason@redhat.com>
9509 * gdbinit.in: Skip line-map.h.
9511 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9512 Andrew Burgess <andrew.burgess@embecosm.com>
9514 * config/arc/arc.c (arc_conditional_register_usage): Take
9515 TARGET_RRQ_CLASS into account.
9516 (arc_print_operand): Support printing 'p' and 's' operands.
9517 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
9519 (TARGET_RRQ_CLASS): Define.
9520 (IS_POWEROF2_OR_0_P): Define.
9521 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
9523 (*tst_movb): New define_insn.
9524 (*tst): Avoid recognition if it could prevent '*tst_movb'
9525 combination; replace c/CnL with c/Chs alternative.
9526 (*tst_bitfield_tst): New define_insn.
9527 (*tst_bitfield_asr): New define_insn.
9528 (*tst_bitfield): New define_insn.
9529 (andsi3_i): Add Rrq variant.
9530 (extzv): New define_expand.
9531 (insv): New define_expand.
9532 (*insv_i): New define_insn.
9533 (*movb): New define_insn.
9534 (*movb_signed): New define_insn.
9535 (*movb_high): New define_insn.
9536 (*movb_high_signed): New define_insn.
9537 (*movb_high_signed + 1): New define_split pattern.
9538 (*mrgb): New define_insn.
9539 (*mrgb + 1): New define_peephole2 pattern.
9540 (*mrgb + 2): New define_peephole2 pattern.
9541 * config/arc/arc.opt (mbitops): New option for nps400, uses
9542 TARGET_NPS_BITOPS_DEFAULT.
9543 * config/arc/constraints.md (q): Make register class conditional.
9544 (Rrq): New register constraint.
9545 (Chs): New constraint.
9546 (Clo): New constraint.
9547 (Chi): New constraint.
9548 (Cbf): New constraint.
9549 (Cbn): New constraint.
9550 (C18): New constraint.
9551 (Cbi): New constraint.
9553 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9555 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
9557 (bitmap_intersection_of_preds): Ditto.
9558 (bitmap_union_of_succs): Ditto.
9559 (bitmap_union_of_preds): Ditto.
9560 * sbitmap.c (do_popcount): Delete.
9561 (BITMAP_DEBUGGING): Delete.
9562 (sbitmap_verify_popcount): Delete.
9563 (sbitmap_alloc): Don't initialize the popcount field.
9564 (sbitmap_alloc_with_popcount): Delete.
9565 (sbitmap_resize): Don't resize the popcount array.
9566 (sbitmap_vector_alloc): Don't initialize the popcount field.
9567 (bitmap_copy): Don't copy the popcount array.
9568 (bitmap_clear): Don't clear the popcount array.
9569 (bitmap_clear): Delete the popcount array handling.
9570 (bitmap_ior_and_compl): Delete the popcount assert.
9571 (bitmap_not): Ditto.
9572 (bitmap_and_compl): Ditto.
9573 (bitmap_and): Delete the popcount array handling.
9574 (bitmap_xor): Ditto.
9575 (bitmap_ior): Ditto.
9576 (bitmap_or_and): Delete the popcount assert.
9577 (bitmap_and_or): Ditto.
9578 (popcount_table): Delete.
9579 (sbitmap_elt_popcount): Delete.
9580 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
9581 (bitmap_set_bit): Delete the popcount assert.
9582 (bitmap_clear_bit): Ditto.
9583 (sbitmap_free): Don't free the popcount array.
9584 (sbitmap_alloc_with_popcount): Delete declaration.
9585 (sbitmap_popcount): Ditto.
9587 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9588 Andrew Burgess <andrew.burgess@embecosm.com>
9590 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
9591 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
9592 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
9593 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
9594 * config/arc/arc.opt (mcmem): New option.
9595 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
9596 supply length for r/m alternative.
9597 (*extendqisi2_ac): Likewise.
9598 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
9600 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
9601 (movhi_insn): Likewise.
9602 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
9603 (*zero_extendqihi2_i): Add r/Ucm alternative.
9604 (*zero_extendqisi2_ac): Likewise.
9605 (*zero_extendhisi2_i): Likewise.
9606 * config/arc/constraints.md (Uex): New memory constraint.
9607 (Ucm): New define_constraint.
9608 * config/arc/predicates.md (long_immediate_loadstore_operand):
9609 Return 0 for MEM with cmem_address address.
9610 (cmem_address_0): New predicates.
9611 (cmem_address_1): Likewise.
9612 (cmem_address_2): Likewise.
9613 (cmem_address): Likewise.
9615 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9617 * config/rs6000/rs6000.c (machine_function): Rename
9618 insn_chain_scanned_p to spe_insn_chain_scanned_p.
9619 (rs6000_stack_info): Adjust.
9621 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9622 Andrew Burgess <andrew.burgess@embecosm.com>
9624 * config/arc/constraints.md (Usd): Convert to define_constraint.
9628 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9631 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
9632 Add new peephole2 where the first insn is *mov<mode>_or instead of
9633 *mov<mode>_internal.
9635 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
9637 * tracer.c (bb_seen): Make static.
9639 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
9641 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
9642 support, setup defaults.
9643 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
9644 * config/arc/arc.c (arc_init): Add NPS400 support.
9645 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
9646 (TARGET_ARC700): NPS400 is also an ARC700.
9647 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
9649 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9652 * config/nds32/nds32.md (casesi): Don't access the operands array
9655 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9657 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
9658 (or $-1,reg peephole2): Ditto.
9659 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
9661 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
9663 * doc/extend.texi (Common Function Attributes) [optimize]:
9664 Discourage use of the optimize attribute.
9666 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
9668 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
9669 special case builtin.
9670 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
9671 ALTIVEC_BUILTIN_VEC_ADDE.
9672 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9673 support for ALTIVEC_BUILTIN_VEC_ADDE.
9674 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
9675 for __builtin_vec_adde.
9677 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9679 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
9680 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
9682 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9685 * doc/sourcebuild.texi (Effective-Target Keywords, Other
9686 attributes): Document cilkplus_runtime.
9688 2016-04-28 Martin Jambor <mjambor@suse.cz>
9690 * tree-cfg.c (verify_expr): Verify that local declarations belong to
9691 this function. Call verify_expr on MEM_REFs and bases of other
9694 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9696 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
9697 for WORD_REGISTER_OPERATIONS to runtime check.
9699 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9701 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
9703 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9705 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
9706 big-endian compilation.
9707 * config/arc/arc.md (addf3): Likewise.
9711 2016-04-28 Richard Biener <rguenther@suse.de>
9713 PR tree-optimization/70840
9714 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
9715 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
9716 Mark x * pow(x,c) -> pow(x,c+1) commutative.
9717 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
9719 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9721 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
9722 and explain why in a comment.
9724 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9726 * config/arc/arc.md (cpu_facility): Add fpx variant.
9727 (subdf3): Prohibit use reverse sub when assist operations option
9729 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
9730 instructions only when FPX is enabled.
9731 * testsuite/gcc.target/arc/trsub.c: New test.
9733 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9735 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
9736 mult_operator when calculating "type" attribute.
9737 (*fop_<mode>_1_i387): Ditto.
9738 (*fop_xf_1_i387): Ditto.
9739 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
9740 Use std::swap to swap operands. Use RTL expressions to generate
9743 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9744 Joern Rennecke <joern.rennecke@embecosm.com>
9746 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
9748 (emit_pic_move): Remove.
9749 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
9750 * config/arc/arc.c (emit_pic_move): Removed.
9751 (TARGET_HAVE_TLS): Define.
9752 (arc_conditional_register_usage): Test for arc_tp_regno.
9753 (arc_print_operand, arc_print_operand_address): Handle TLS
9755 (arc_needs_pcl_p): New function.
9756 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
9757 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
9758 (arc_raw_symbolic_reference_mentioned_p): Likewise.
9759 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
9760 (arc_legitimize_tls_address): Likewise.
9761 (DTPOFF_ZERO_SYM): Define.
9762 (arc_legitimize_pic_address): Make it static, handle TLS cases.
9763 (arc_output_pic_addr_const): Print TLS unspecs.
9764 (prepare_pic_move): New function, replaces emit_pic_move.
9765 (arc_legitimate_constant_p): Handle TLS unspecs.
9766 (arc_legitimate_address_p): Likewise.
9767 (arc_rewrite_small_data_p): Use assert for TLS constants.
9768 (prepare_move_operands): Use prepare_pic_move.
9769 (arc_legitimize_address): Legitimize tls addresses.
9770 (arc_epilogue_uses): Check for arc_tp_regno.
9771 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
9772 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
9774 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
9776 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
9777 %(arc_tls_extra_start_spec).
9778 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
9779 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
9781 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
9782 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
9783 (UNSPEC_TLS_OFF): Add.
9785 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
9786 (get_thread_pointersi): New patterns.
9787 * config/arc/arc.opt (mtp-regno): New option.
9788 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
9789 (move_dest_operand): Likewise.
9790 * configure: Regenerate.
9791 * configure.ac: Add arc*-*-* case to test for tls.
9792 * doc/invoke.texi (ARC options): Document mtp-regno.
9794 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9796 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
9797 the new ARC HS SIMD instructions.
9798 (arc_preferred_simd_mode): New function.
9799 (arc_autovectorize_vector_sizes): Likewise.
9800 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
9801 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
9802 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
9803 (arc_init_builtins): Add new SIMD builtin types.
9804 (arc_split_move): Handle 64 bit vector moves.
9805 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
9806 (TARGET_PLUS_QMACW): Define.
9807 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
9808 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
9809 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
9810 (VSUBADD4H): New builtins.
9811 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
9812 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
9814 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
9815 Matthias Klose <doko@debian.org>
9817 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
9819 2016-04-28 Richard Biener <rguenther@suse.de>
9822 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
9825 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
9827 * common/config/sh/sh-common.c: Remove SH5 support.
9828 * config/sh/constraints.md: Likewise.
9829 * config/sh/config/sh/elf.h: Likewise.
9830 * config/sh/linux.h: Likewise.
9831 * config/sh/netbsd-elf.h: Likewise.
9832 * config/sh/predicates.md: Likewise.
9833 * config/sh/sh-c.c: Likewise.
9834 * config/sh/sh-protos.h: Likewise.
9835 * config/sh/sh.c: Likewise.
9836 * config/sh/sh.h: Likewise.
9837 * config/sh/sh.md: Likewise.
9838 * config/sh/sh.opt: Likewise.
9839 * config/sh/sync.md: Likewise.
9840 * config/sh/sh64.h: Delete.
9841 * config/sh/shmedia.h: Likewise.
9842 * config/sh/shmedia.md: Likewise.
9843 * config/sh/sshmedia.h: Likewise.
9844 * config/sh/t-netbsd-sh5-64: Likewise.
9845 * config/sh/t-sh64: Likewise.
9846 * config/sh/ushmedia.h: Likewise.
9848 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9850 * config/i386/i386.md (sign_extend to memory peephole2s): Use
9851 general_reg_operand instead of register_operand predicate.
9853 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9855 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
9857 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
9859 * match.pd (A - B > A, A + B < A): New transformations.
9861 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
9863 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
9864 which defaults to true. Emit an outer pair of parentheses only if
9865 EMIT_PARENS. When continuing a chain of && or || (or & or |),
9866 don't emit parentheses for the right-hand operand.
9868 2016-04-27 Jeff Law <law@redhat.com>
9870 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
9872 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9874 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
9875 (altivec_lvx_<mode>_internal): Document.
9876 (altivec_lvx_<mode>_2op): New define_insn.
9877 (altivec_lvx_<mode>_1op): Likewise.
9878 (altivec_lvx_<mode>_2op_si): Likewise.
9879 (altivec_lvx_<mode>_1op_si): Likewise.
9880 (altivec_stvx_<mode>): Remove.
9881 (altivec_stvx_<mode>_internal): Document.
9882 (altivec_stvx_<mode>_2op): New define_insn.
9883 (altivec_stvx_<mode>_1op): Likewise.
9884 (altivec_stvx_<mode>_2op_si): Likewise.
9885 (altivec_stvx_<mode>_1op_si): Likewise.
9886 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9887 Expand vec_ld and vec_st during parsing.
9888 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
9890 (altivec_expand_stvx_be): Likewise.
9891 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
9892 address-masking behavior in RTL.
9893 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
9894 address-masking behavior in RTL.
9895 (altivec_expand_builtin): Change builtin code arguments for calls
9896 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
9897 (insn_is_swappable_p): Avoid incorrect swap optimization in the
9898 presence of lvx/stvx patterns.
9899 (alignment_with_canonical_addr): New function.
9900 (alignment_mask): Likewise.
9901 (find_alignment_op): Likewise.
9902 (recombine_lvx_pattern): Likewise.
9903 (recombine_stvx_pattern): Likewise.
9904 (recombine_lvx_stvx_patterns): Likewise.
9905 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
9906 stvx patterns from expand.
9907 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
9909 (vector_altivec_store_<mode>): Likewise.
9911 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
9913 * config/aarch64/aarch64.md
9914 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
9915 remove the "fp" attributes.
9916 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
9917 add the "simd" attributes.
9918 (*movdf_aarch64): Likewise.
9919 (*movtf_aarch64): Remove the "fp" attributes.
9920 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
9921 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
9923 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9925 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
9926 rtx to rtx_code_label *.
9927 * rtl.h (maybe_set_first_label_num): Likewise.
9929 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9931 * df-core.c (df_add_problem): Make the problem param be const.
9932 (df_remove_problem): Make local "problem" be const.
9933 * df-problems.c (problem_RD): Make const.
9934 (problem_LR): Likewise.
9935 (problem_LIVE): Likewise.
9936 (problem_MIR): Likewise.
9937 (problem_CHAIN): Likewise.
9938 (problem_WORD_LR): Likewise.
9939 (problem_NOTE): Likewise.
9940 (problem_MD): Likewise.
9941 * df-scan.c (problem_SCAN): Likewise.
9942 * df.h (struct df_problem): Make field "dependent_problem" be
9944 (struct dataflow): Likewise for field "problem".
9945 (df_add_problem): Make param const.
9947 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9949 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
9950 inter-unit moves to/from vector registers are enabled. Do not disable
9953 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9955 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
9956 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
9958 (enum df_problem_id): ...this new enum.
9959 (struct df_problem): Convert field "id" from "int" to
9962 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9964 * rtl.def: Update comment for "things in the instruction chain" to
9965 reflect the removal of the leading "i" field for INSN_UID in
9966 r210360. Fix bogus apostrophe.
9968 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9970 * config/i386/i386.md
9971 (lea arith with mem operand + setcc peephole2): Set operator mode.
9973 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
9976 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
9977 (dimode_scalar_to_vector_candidate_p): This.
9978 (timode_scalar_to_vector_candidate_p): New function.
9979 (scalar_to_vector_candidate_p): Likewise.
9980 (timode_check_non_convertible_regs): Likewise.
9981 (timode_remove_non_convertible_regs): Likewise.
9982 (remove_non_convertible_regs): Likewise.
9983 (remove_non_convertible_regs): Renamed to ...
9984 (dimode_remove_non_convertible_regs): This.
9985 (scalar_chain::~scalar_chain): Make it virtual.
9986 (scalar_chain::compute_convert_gain): Make it pure virtual.
9987 (scalar_chain::mark_dual_mode_def): Likewise.
9988 (scalar_chain::convert_insn): Likewise.
9989 (scalar_chain::convert_registers): Likewise.
9990 (scalar_chain::add_to_queue): Make it protected.
9991 (scalar_chain::emit_conversion_insns): Likewise.
9992 (scalar_chain::replace_with_subreg): Likewise.
9993 (scalar_chain::replace_with_subreg_in_insn): Likewise.
9994 (scalar_chain::convert_op): Likewise.
9995 (scalar_chain::convert_reg): Likewise.
9996 (scalar_chain::make_vector_copies): Likewise.
9997 (scalar_chain::convert_registers): New pure virtual function.
9998 (class dimode_scalar_chain): New class.
9999 (class timode_scalar_chain): Likewise.
10000 (scalar_chain::mark_dual_mode_def): Renamed to ...
10001 (dimode_scalar_chain::mark_dual_mode_def): This.
10002 (timode_scalar_chain::mark_dual_mode_def): New function.
10003 (timode_scalar_chain::convert_insn): Likewise.
10004 (dimode_scalar_chain::convert_registers): Likewise.
10005 (scalar_chain::compute_convert_gain): Renamed to ...
10006 (dimode_scalar_chain::compute_convert_gain): This.
10007 (scalar_chain::replace_with_subreg): Renamed to ...
10008 (dimode_scalar_chain::replace_with_subreg): This.
10009 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
10010 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
10011 (scalar_chain::make_vector_copies): Renamed to ...
10012 (dimode_scalar_chain::make_vector_copies): This.
10013 (scalar_chain::convert_reg): Renamed to ...
10014 (dimode_scalar_chain::convert_reg ): This.
10015 (scalar_chain::convert_op): Renamed to ...
10016 (dimode_scalar_chain::convert_op): This.
10017 (scalar_chain::convert_insn): Renamed to ...
10018 (dimode_scalar_chain::convert_insn): This.
10019 (scalar_chain::convert): Call convert_registers.
10020 (convert_scalars_to_vector): Change to scalar_chain pointer to
10021 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
10022 in 32-bit mode. Delete scalar_chain pointer. Call
10023 free_dominance_info in 64-bit mode.
10024 (pass_stv::gate): Remove TARGET_64BIT check.
10025 (ix86_option_override): Put the 64-bit STV pass before the CSE
10028 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
10030 * dwarf2out.h (struct dw_loc_descr_node): Remove the
10031 dw_loc_frame_offset field.
10032 * dwarf2out.c (new_loc_descr): Likewise.
10033 (resolve_args_picking_1): Turn the VISITED hash set into a
10034 FRAME_OFFSET hash map. Use it to associate a frame offset to
10035 visited nodes. Remove uses of the CHECKING_P macro.
10036 (resolve_args_picking): Update call to resolve_args_picking_1.
10038 2016-04-27 Martin Liska <mliska@suse.cz>
10040 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
10041 (free_loop_data): Release vuses of groups.
10043 2016-04-27 Bin Cheng <bin.cheng@arm.com>
10045 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
10046 instead of redundant use_id and boolean have_use_for.
10047 (struct iv_use): Change sub_id into group_id. Remove field next.
10048 Move fields: related_cands, n_map_members, cost_map and selected
10050 (struct iv_group): ... here. New structure.
10051 (struct iv_common_cand): Use structure declaration directly.
10052 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
10053 (MAX_CONSIDERED_USES): Rename macro to ...
10054 (MAX_CONSIDERED_GROUPS): ... here.
10055 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
10056 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
10057 (dump_uses): Rename to ...
10058 (dump_groups): ... here. Update all uses.
10059 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
10060 (find_induction_variables): Refactor format of dump information.
10061 (record_sub_use): Delete.
10062 (record_use): Update all uses.
10063 (record_group): New function.
10064 (record_group_use, find_interesting_uses_op): Call above functions.
10066 (find_interesting_uses_cond): Ditto.
10067 (group_compare_offset): New function.
10068 (split_all_small_groups): Rename to ...
10069 (split_small_address_groups_p): ... here. Update all uses.
10070 (split_address_groups): Update all uses.
10071 (find_interesting_uses): Refactor format of dump information.
10072 (add_candidate_1): Update all uses. Remove redundant check on iv,
10074 (add_candidate, record_common_cand): Remove redundant assert.
10075 (add_iv_candidate_for_biv): Update use.
10076 (add_iv_candidate_derived_from_uses): Update all uses.
10077 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
10078 (alloc_use_cost_map): Ditto.
10079 (set_use_iv_cost, get_use_iv_cost): Rename to ...
10080 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
10081 (determine_use_iv_cost_generic): Ditto.
10082 (determine_group_iv_cost_generic): Ditto.
10083 (determine_use_iv_cost_address): Ditto.
10084 (determine_group_iv_cost_address): Ditto.
10085 (determine_use_iv_cost_condition): Ditto.
10086 (determine_group_iv_cost_cond): Ditto.
10087 (determine_use_iv_cost): Ditto.
10088 (determine_group_iv_cost): Ditto.
10089 (set_autoinc_for_original_candidates): Update all uses.
10090 (find_iv_candidates): Update all uses. Refactor dump information.
10091 (determine_use_iv_costs): Ditto.
10092 (determine_iv_costs): Ditto.
10093 (iv_ca_cand_for_use): Rename to ...
10094 (iv_ca_cand_for_group): ... here. Update all uses.
10095 (iv_ca_add_use, iv_ca_add_group): Ditto.
10096 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
10097 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
10098 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
10099 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
10100 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
10101 (create_new_iv, adjust_iv_update_pos): Ditto.
10102 (rewrite_use_address): Delete.
10103 (rewrite_use_address_1): Rename to ...
10104 (rewrite_use_address): ... here.
10105 (rewrite_use_compare): Update all uses.
10106 (rewrite_use): Delete.
10107 (rewrite_uses): Rename to ...
10108 (rewrite_groups): ... here. Update all uses.
10109 (remove_unused_ivs, free_loop_data): Update all uses.
10110 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
10112 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10114 * rtlanal.c (nonzero_bits1): Convert preprocessor check
10115 for WORD_REGISTER_OPERATIONS to runtime check.
10117 2016-04-27 Richard Biener <rguenther@suse.de>
10120 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
10121 aggregate_value_p to determine if a function result is
10122 returned by reference.
10123 (ipa_pta_execute): Functions having their address taken are
10124 not automatically nonlocal.
10126 2016-04-27 Jakub Jelinek <jakub@redhat.com>
10129 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
10130 * fold-const.c (operand_equal_p): If flag_checking and
10131 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
10132 and if it returns non-zero, assert iterative_hash_expr on both
10135 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
10137 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
10139 2016-04-27 Nick Clifton <nickc@redhat.com>
10141 PR middle-end/49889
10142 * varasm.c (merge_weak): Generate an error if an attempt is made
10143 to convert a non-weak static function into a weak, public function.
10145 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10147 * params.def (MAX_PARTITION_SIZE): New param.
10148 * doc/invoke.texi: Document lto-max-partition.
10150 2016-04-27 Richard Biener <rguenther@suse.de>
10153 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
10154 function cummulating used_from_other_partition, externally_visible
10155 and force_output from aliases.
10156 (refered_from_nonlocal_var): Likewise.
10157 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
10158 node flags properly.
10160 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
10162 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
10163 (-Wmemset-elt-size): New item.
10165 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
10168 * stor-layout.h (internal_reference_types): Delete.
10169 * stor-layout.c (reference_types_internal): Likewise.
10170 (internal_reference_types): Likewise.
10171 (layout_type) <REFERENCE_TYPE>: Adjust.
10173 2016-04-27 Jakub Jelinek <jakub@redhat.com>
10176 * tree.h (inchash::add_expr): Add FLAGS argument.
10177 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
10178 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
10179 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
10180 Formatting fix. Adjust recursive calls. For tcc_comparison,
10181 if swap_tree_comparison (code) is smaller than code, hash that
10182 and arguments in the other order. Hash CONVERT_EXPR the same
10183 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
10184 of ADDR_EXPR of decl as the decl itself. Add or remove
10185 OEP_ADDRESS_OF from recursive flags as needed. For
10186 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
10187 operands commutatively and only the third one normally.
10188 For internal CALL_EXPR hash in CALL_EXPR_IFN.
10190 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
10192 * config/rtems.h (LIB_SPEC): Add -latomic.
10194 2016-04-27 Joel Sherrill <joel@rtems.org>
10196 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
10197 xilink.ld and flags not relevant to RTEMS.
10199 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
10201 * toplev.c (backend_init_target): Avoid calling init_reload when using
10204 2016-04-26 Jakub Jelinek <jakub@redhat.com>
10206 * reorg.c (try_merge_delay_insns): Declare i and j inside the
10207 for loops rather than one for the whole function.
10209 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
10211 * match.pd (X + CST CMP X): New transformation.
10213 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
10215 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
10216 * fold-const.c (fold_binary_loc): Remove 2 transformations
10217 superseded by match.pd.
10218 * match.pd (x+x -> x*2): Generalize to integers.
10220 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
10222 * config/i386/i386.md (operation on memory peephole): Duplicate an
10223 existing peephole and adapt it to match lea rather than an operation
10226 PR rtl-optimization/57193
10227 * opts.c (default_options_table): Add OPT_frename_registers at -O2
10229 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
10231 2016-04-26 Bin Cheng <bin.cheng@arm.com>
10233 * tree-if-conv.c (any_pred_load_store): New static variable.
10234 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
10235 any_pred_load_store instead of and_mask_load_store.
10236 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
10237 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
10238 (combine_blocks, tree_if_conversion): Ditto.
10240 2016-04-26 Bin Cheng <bin.cheng@arm.com>
10242 PR tree-optimization/70771
10243 PR tree-optimization/70775
10244 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
10245 virtual PHI nodes. Delete parameter.
10246 (if_convertible_loop_p_1): Delete argument to above function.
10247 (predicate_all_scalar_phis): Delete code handling single-argument
10249 (tree_if_conversion): Mark and update virtual SSA.
10251 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10254 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
10255 (x86_elf_aligned_common): Rename to ...
10256 (x86_elf_aligned_decl_common): ... this.
10257 Add decl arg. Switch to .lbss for largecomm object. Use
10258 LARGECOMM_SECTION_ASM_OP.
10259 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
10261 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
10262 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
10264 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
10265 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
10267 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10270 * config/i386/i386.c (SECTION_LARGE): Define.
10271 (x86_64_elf_select_section): Set it for large data/bss sections.
10272 Only clear SECTION_WRITE for .lrodata.
10273 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
10275 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
10276 * varasm.c (default_elf_asm_named_section): Grow flagchars.
10277 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
10279 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
10280 * doc/tm.texi: Regenerate.
10282 2016-04-26 Jakub Jelinek <jakub@redhat.com>
10285 * configure.ac (--enable-checking): Document extra flag, for
10286 non-release builds default to --enable-checking=yes,extra.
10287 If misc checking and extra checking, define CHECKING_P to 2 instead
10289 * common.opt (fchecking=): Add.
10290 * doc/invoke.texi (-fchecking=): Document.
10291 * doc/install.texi: Document --enable-checking changes.
10292 * configure: Regenerated.
10293 * config.in: Regenerated.
10295 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10297 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
10298 attribute instead of which_alternative.
10299 * config/i386/sse.md (*mov<mode>_internal): Ditto.
10300 Use EXT_REX_SSE_REG_P where appropriate.
10302 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10304 * config/i386/predicates.md (const0_operand): Do not match
10305 const_wide_int code.
10306 (const1_operand): Ditto.
10308 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10310 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
10311 for SSE constm1 operands and TARGET_AVX512VL.
10312 (*movti_internal): Ditto.
10313 (*mov<mode>_or): Use constm1_operand predicate.
10314 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
10315 for SSE vector_all_ones operands and TARGET_AVX512VL.
10316 * config/i386/predicates.md (constm1_operand): New predicate.
10317 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
10318 emission of constant -1 load.
10320 2016-04-25 Jason Merrill <jason@redhat.com>
10322 * gdbinit.in: Skip is-a.h.
10324 * attribs.c (register_scoped_attributes): Fix logic.
10325 * attribs.h: Declare register_scoped_attributes.
10327 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10329 * config/rs6000/rs6000-builtin.def: Correct pasto error for
10330 stxvd2x and stxvw4x built-in functions.
10332 2016-04-25 DJ Delorie <dj@redhat.com>
10334 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
10335 (ashrhi3): Likewise.
10336 (lshrhi3): Likewise.
10338 2016-04-25 Richard Biener <rguenther@suse.de>
10340 PR tree-optimization/70780
10341 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
10342 wasn't visited yet.
10343 (compute_antic): Mark blocks with abnormal preds as visited as
10344 they have a final empty antic-in solution already.
10346 2016-04-25 Michael Collison <michael.collison@linaro.org>
10348 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
10350 2016-04-25 Michael Collison <michael.collison@linaro.org>
10352 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
10353 mode is VQI to improve mixed mode vectorization.
10354 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
10355 define_insn to match low half of signed vaddw.
10356 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
10357 define_insn to match high half of signed vaddw.
10358 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
10359 define_insn to match low half of unsigned vaddw.
10360 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
10361 define_insn to match high half of unsigned vaddw.
10362 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
10363 (arm_simd_check_vect_par_cnst_half_p): Likewise.
10364 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
10366 (arm_simd_check_vect_par_cnst_half_p): Likewise.
10367 * config/arm/predicates.md (vect_par_constant_high): Support
10368 big endian and simplify by calling
10369 arm_simd_check_vect_par_cnst_half
10370 (vect_par_constant_low): Likewise.
10372 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10374 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
10375 predicate for operand 2.
10377 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
10378 H.J. Lu <hongjiu.lu@intel.com>
10380 * config/i386/i386-protos.h (standard_sse_constant_p): Add
10381 machine_mode argument.
10382 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
10383 constm1_rtx operands. For VOIDmode constants, get mode from
10384 pred_mode. Check mode size if the mode is supported by ABI.
10385 (standard_sse_constant_opcode): Do not use standard_constant_p.
10386 Strictly check ABI support for all-ones operands.
10387 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
10388 immediates. Update calls to standard_sse_constant_p.
10389 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
10390 (ix86_rtx_costs): Ditto.
10391 * config/i386/i386.md (*movxi_internal_avx512f): Use
10392 nonimmediate_or_sse_const_operand instead of vector_move_operand.
10393 Use (v,BC) alternative instead of (v,C). Use register_operand
10394 checks instead of MEM_P.
10395 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
10396 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
10397 isa attribute. Use register_operand checks instead of MEM_P.
10398 (*movti_internal): Use nonimmediate_or_sse_const_operand for
10399 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
10400 alternative and corresponding sse2 isa attribute.
10401 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
10402 to standard_sse_constant_p.
10403 (FP constant splitters): Ditto.
10404 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
10406 * config/i386/predicates.md (constm1_operand): Remove.
10407 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
10408 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
10409 vector_all_ones_operand instead of constm1_operand.
10411 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10413 * print-rtl.c (print_rtx_insn_vec): New function.
10414 * print-rtl.h: New prototype.
10415 * store-motion.c (struct st_expr): Make avail_stores a vector.
10416 (st_expr_entry): Adjust.
10417 (free_st_expr_entry): Likewise.
10418 (print_store_motion_mems): Likewise.
10419 (find_moveable_store): Likewise.
10420 (compute_store_table): Likewise.
10421 (delete_store): Likewise.
10422 (build_store_vectors): Likewise.
10424 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10426 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
10428 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10430 * vec.h (vec_safe_contains): New function.
10431 (vec::contains): Likewise.
10432 (vec::begin): Likewise.
10433 (vec::end): Likewise.
10435 2016-04-23 Jakub Jelinek <jakub@redhat.com>
10438 * cfgexpand.c (expand_stack_vars): Fix typo.
10440 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
10442 * system.h (list, map, set, vector): Include conditionally.
10443 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
10444 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
10445 * ipa-icf.c (INCLUDE_LIST): Define.
10446 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
10447 * config/sh/sh.c (INCLUDE_VECTOR): Define.
10448 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
10449 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
10450 * cp/logic.cc (INCLUDE_LIST): Define.
10451 * fortran/trans-common.c (INCLUDE_MAP): Define.
10453 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
10455 * auto-profile.c: Remove <string.h> include.
10456 * ipa-icf-gimple.c: Remove <list> include.
10457 * diagnostic.c: Remove <new> include.
10458 * genmatch.c: Likewise.
10459 * pretty-print.c: Likewise.
10460 * toplev.c: Likewise
10461 * c/c-objc-common.c: Likewise.
10462 * cp/error.c: Likewise.
10463 * fortran/error.c: Likewise.
10465 2016-04-22 Richard Biener <rguenther@suse.de>
10467 * lto-streamer-in.c (input_ssa_names): Do not allocate
10468 GIMPLE_NOP for all SSA names.
10469 * lto-streamer-out.c (output_ssa_names): Do not output
10470 SSA names that should have been released.
10472 2016-04-22 Richard Biener <rguenther@suse.de>
10474 PR tree-optimization/70740
10475 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
10478 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
10481 * config/i386/predicates.md (call_insn_operand): Replace
10482 sibcall_memory_operand with memory_operand.
10484 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
10486 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
10487 has_single_use() tests.
10488 (register_edge_assert_for_1): Likewise.
10489 (find_assert_locations_1): Check the liveness bitmap instead of
10490 checking has_single_use().
10492 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
10495 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
10496 Extract AVX-512BW constraint from AVX.
10498 2016-04-21 Richard Biener <rguenther@suse.de>
10500 PR tree-optimization/70725
10501 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
10502 for phi_convertible_by_degenerating_args.
10503 (predicate_all_scalar_phis): Handle single-argument PHIs.
10505 2016-04-21 Richard Biener <rguenther@suse.de>
10507 PR middle-end/70747
10508 * fold-const.c (fold_comparison): Return properly typed
10511 2016-04-21 Bin Cheng <bin.cheng@arm.com>
10513 PR tree-optimization/70715
10514 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
10515 after expanding BASE using expand_simple_operations.
10517 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
10519 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
10520 New transformations.
10522 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
10524 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
10526 2016-04-20 Jan Hubicka <jh@suse.cz>
10528 * ipa-inline.c (can_inline_edge_p): Pass caller info to
10529 ultiimate_alias_target.
10530 (update_callee_keys): Likewise.
10531 (lookup_recursive_calls): Likewise.
10532 (speculation_useful_p): Likewise.
10534 2016-04-20 Jan Hubicka <jh@suse.cz>
10537 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
10538 (set_nothrow_flag_1): ... this; handle interposition correctly;
10539 recurse on aliases and thunks.
10540 (cgraph_node::set_nothrow_flag): New.
10541 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
10542 functions compiled with non-call exceptions that binds to current
10544 (propagate_nothrow): Be safe WRT interposition.
10545 * cgraph.h (set_nothrow_flag): Update prototype.
10547 2016-04-18 Jan Hubicka <jh@suse.cz>
10549 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10550 max_loop_iterations_int.
10551 (tree_unswitch_outer_loop): Likewise.
10553 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10555 PR tree-optimization/69489
10556 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
10557 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
10558 Revise dump message.
10559 (if_convertible_bb_p): Remove check on edge count of basic block's
10562 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10564 PR tree-optimization/56625
10565 PR tree-optimization/69489
10566 * tree-data-ref.h (DR_INNERMOST): New macro.
10567 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
10568 hashing struct innermost_loop_behavior.
10569 (ref_DR_map): Remove.
10570 (innermost_DR_map): New map.
10571 (baseref_DR_map): Revise comment.
10572 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
10573 to innermost_DR_map accroding to its innermost loop behavior.
10574 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
10575 to its innermost loop behavior.
10576 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
10577 Add initialization for innermost_DR_map. Record memory reference
10578 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
10579 have innermost loop behavior.
10580 (if_convertible_loop_p): Remove release for ref_DR_map. Release
10583 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
10585 * config/i386/i386.md (*lea<mode>_general_1): Rename from
10586 *lea_general_1. Use explicit SWI12 mode interator.
10587 (*lea<mode>_general_2): Rename from *lea_general_2.
10588 Use explicit SWI12 mode interator.
10589 (*lea<mode>_general_3): Rename from *lea_general_3.
10590 Use explicit SWI12 mode interator.
10591 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
10592 Use explicit SWI12 mode interator.
10593 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
10594 Use explicit SWI48 mode interator.
10596 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
10598 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
10599 Short-cut unaligned load and store cases. Handle all integer
10601 (ix86_expand_vector_move_misalign): Short-cut unaligned load
10602 and store cases. Call ix86_avx256_split_vector_move_misalign
10603 directly without checking mode class.
10605 2016-04-20 Andrew Pinski <apinski@cavium.com>
10606 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10609 * config/aarch64/aarch64.md (sibcall): Force call
10610 address to be DImode for ILP32.
10611 (sibcall_value): Likewise.
10613 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
10615 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
10617 2016-04-20 Richard Biener <rguenther@suse.de>
10619 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
10620 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
10621 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
10622 (maybe_push_res_to_seq): Adjust.
10623 * gimple-fold.c (maybe_build_generic_op): Likewise.
10625 2016-04-20 Marek Polacek <polacek@redhat.com>
10627 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
10630 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
10632 * config/i386/sse.md (vec_unpacks_lo_hi): Always
10633 use kmovw to support AVX512F target.
10635 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10637 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
10639 2016-04-20 Marek Polacek <polacek@redhat.com>
10641 PR tree-optimization/70725
10642 * tree-if-conv.c (is_false_predicate): New function.
10643 (predicate_mem_writes): Use it.
10645 2016-04-20 Richard Biener <rguenther@suse.de>
10647 PR tree-optimization/70726
10648 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
10649 shift amounts from a pattern stmt operand.
10651 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10654 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
10655 stack_restore_from_fpr pattern when restoring r15.
10656 (s390_optimize_prologue): Strip away the memory barrier in the
10657 parallel when trying to get rid of restore insns.
10658 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
10659 definition for loading the stack pointer from an FPR. Compared to
10660 the normal move insn this pattern includes a full memory barrier.
10662 2016-04-19 Jakub Jelinek <jakub@redhat.com>
10664 PR middle-end/70680
10665 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
10666 implicitly linear or lastprivate iterator on the outer context.
10668 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10670 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
10672 * config/i386/i386.md (ssememalign): Removed.
10673 * config/i386/sse.md: Remove ssememalign attribute from patterns.
10675 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10678 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
10679 const short * to __builtin_ia32_loaddquhi512_mask.
10680 (_mm512_maskz_loadu_epi16): Likewise.
10681 (_mm512_mask_storeu_epi16): Pass short * to
10682 __builtin_ia32_storedquhi512_mask.
10683 (_mm512_mask_loadu_epi8): Pass const char * to
10684 __builtin_ia32_loaddquqi512_mask.
10685 (_mm512_maskz_loadu_epi8): Likewise.
10686 (_mm512_mask_storeu_epi8): Pass char * to
10687 __builtin_ia32_storedquqi512_mask.
10688 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
10689 const double * to __builtin_ia32_loadupd512_mask.
10690 (_mm512_mask_loadu_pd): Likewise.
10691 (_mm512_maskz_loadu_pd): Likewise.
10692 (_mm512_storeu_pd): Pass double * to
10693 __builtin_ia32_storeupd512_mask.
10694 (_mm512_mask_storeu_pd): Likewise.
10695 (_mm512_loadu_ps): Pass const float * to
10696 __builtin_ia32_loadups512_mask.
10697 (_mm512_mask_loadu_ps): Likewise.
10698 (_mm512_maskz_loadu_ps): Likewise.
10699 (_mm512_storeu_ps): Pass float * to
10700 __builtin_ia32_storeups512_mask.
10701 (_mm512_mask_storeu_ps): Likewise.
10702 (_mm512_mask_loadu_epi64): Pass const long long * to
10703 __builtin_ia32_loaddqudi512_mask.
10704 (_mm512_maskz_loadu_epi64): Likewise.
10705 (_mm512_mask_storeu_epi64): Pass long long *
10706 to __builtin_ia32_storedqudi512_mask.
10707 (_mm512_loadu_si512): Pass const int * to
10708 __builtin_ia32_loaddqusi512_mask.
10709 (_mm512_mask_loadu_epi32): Likewise.
10710 (_mm512_maskz_loadu_epi32): Likewise.
10711 (_mm512_storeu_si512): Pass int * to
10712 __builtin_ia32_storedqusi512_mask.
10713 (_mm512_mask_storeu_epi32): Likewise.
10714 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
10715 char * to __builtin_ia32_storedquqi256_mask.
10716 (_mm_mask_storeu_epi8): Likewise.
10717 (_mm256_mask_loadu_epi16): Pass const short * to
10718 __builtin_ia32_loaddquhi256_mask.
10719 (_mm256_maskz_loadu_epi16): Likewise.
10720 (_mm_mask_loadu_epi16): Pass const short * to
10721 __builtin_ia32_loaddquhi128_mask.
10722 (_mm_maskz_loadu_epi16): Likewise.
10723 (_mm256_mask_loadu_epi8): Pass const char * to
10724 __builtin_ia32_loaddquqi256_mask.
10725 (_mm256_maskz_loadu_epi8): Likewise.
10726 (_mm_mask_loadu_epi8): Pass const char * to
10727 __builtin_ia32_loaddquqi128_mask.
10728 (_mm_maskz_loadu_epi8): Likewise.
10729 (_mm256_mask_storeu_epi16): Pass short * to.
10730 __builtin_ia32_storedquhi256_mask.
10731 (_mm_mask_storeu_epi16): Pass short * to.
10732 __builtin_ia32_storedquhi128_mask.
10733 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
10734 const double * to __builtin_ia32_loadupd256_mask.
10735 (_mm256_maskz_loadu_pd): Likewise.
10736 (_mm_mask_loadu_pd): Pass onst double * to
10737 __builtin_ia32_loadupd128_mask.
10738 (_mm_maskz_loadu_pd): Likewise.
10739 (_mm256_mask_storeu_pd): Pass double * to
10740 __builtin_ia32_storeupd256_mask.
10741 (_mm_mask_storeu_pd): Pass double * to
10742 __builtin_ia32_storeupd128_mask.
10743 (_mm256_mask_loadu_ps): Pass const float * to
10744 __builtin_ia32_loadups256_mask.
10745 (_mm256_maskz_loadu_ps): Likewise.
10746 (_mm_mask_loadu_ps): Pass const float * to
10747 __builtin_ia32_loadups128_mask.
10748 (_mm_maskz_loadu_ps): Likewise.
10749 (_mm256_mask_storeu_ps): Pass float * to
10750 __builtin_ia32_storeups256_mask.
10751 (_mm_mask_storeu_ps): ass float * to
10752 __builtin_ia32_storeups128_mask.
10753 (_mm256_mask_loadu_epi64): Pass const long long * to
10754 __builtin_ia32_loaddqudi256_mask.
10755 (_mm256_maskz_loadu_epi64): Likewise.
10756 (_mm_mask_loadu_epi64): Pass const long long * to
10757 __builtin_ia32_loaddqudi128_mask.
10758 (_mm_maskz_loadu_epi64): Likewise.
10759 (_mm256_mask_storeu_epi64): Pass long long * to
10760 __builtin_ia32_storedqudi256_mask.
10761 (_mm_mask_storeu_epi64): Pass long long * to
10762 __builtin_ia32_storedqudi128_mask.
10763 (_mm256_mask_loadu_epi32): Pass const int * to
10764 __builtin_ia32_loaddqusi256_mask.
10765 (_mm256_maskz_loadu_epi32): Likewise.
10766 (_mm_mask_loadu_epi32): Pass const int * to
10767 __builtin_ia32_loaddqusi128_mask.
10768 (_mm_maskz_loadu_epi32): Likewise.
10769 (_mm256_mask_storeu_epi32): Pass int * to
10770 __builtin_ia32_storedqusi256_mask.
10771 (_mm_mask_storeu_epi32): Pass int * to
10772 __builtin_ia32_storedqusi128_mask.
10773 * config/i386/i386-builtin-types.def (PCSHORT): New.
10774 (PINT64): Likewise.
10775 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
10776 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
10777 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
10778 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
10779 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
10780 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
10781 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
10782 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
10783 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
10784 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
10785 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
10786 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
10787 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
10788 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
10789 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
10790 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
10791 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
10792 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
10793 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
10794 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
10795 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
10796 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
10797 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
10798 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
10799 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
10800 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
10801 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
10802 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
10803 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
10804 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
10805 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
10806 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
10807 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
10808 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
10809 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
10810 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
10811 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
10812 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
10813 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
10814 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
10815 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
10816 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
10817 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
10818 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
10819 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
10820 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
10821 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
10822 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
10823 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
10825 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
10826 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
10828 (ix86_expand_vector_move_misalign): Likewise.
10829 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
10830 to scalar function prototype for unaligned load/store builtins.
10831 (ix86_expand_special_args_builtin): Updated.
10832 * config/i386/sse.md (UNSPEC_LOADU): Removed.
10833 (UNSPEC_STOREU): Likewise.
10834 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
10835 (VI_ULOADSTORE_F_AVX512VL): Likewise.
10836 (ssescalarsize): Handle V4TI, V2TI and V1TI.
10837 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10838 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10839 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
10840 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
10841 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
10842 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
10843 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
10844 (<avx512>_storedqu<mode>_mask): Likewise.
10845 (*sse4_2_pcmpestr_unaligned): Likewise.
10846 (*sse4_2_pcmpistr_unaligned): Likewise.
10847 (*mov<mode>_internal): Renamed to ...
10848 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
10849 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
10850 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
10851 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
10853 2016-04-19 Richard Biener <rguenther@suse.de>
10855 PR tree-optimization/70171
10856 * tree-ssa-phiprop.c: Include stor-layout.h.
10857 (phiprop_insert_phi): Handle the aggregate copy case.
10858 (propagate_with_phi): Likewise.
10860 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
10862 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
10863 instead of simplify_gen_subreg (... , 0).
10864 (ix86_delegitimize_address): Ditto.
10865 (ix86_split_divmod): Ditto.
10866 (ix86_split_copysign_const): Ditto.
10867 (ix86_split_copysign_var): Ditto.
10868 (ix86_expand_args_builtin): Ditto.
10869 (ix86_expand_round_builtin): Ditto.
10870 (ix86_expand_special_args_builtin): Ditto.
10871 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
10872 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
10873 (udivmodqi4): Ditto.
10874 (absneg splitters): Ditto.
10875 (*jcc_bt<mode>_1): Ditto.
10877 2016-04-19 Richard Biener <rguenther@suse.de>
10879 PR tree-optimization/70724
10880 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
10881 restoring out from ...
10882 (free_scc_vn): ... here.
10883 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
10884 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
10886 (pass_fre::execute): Restore SSA info.
10888 2016-04-19 Richard Biener <rguenther@suse.de>
10890 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
10891 * gimple-walk.c (walk_gimple_op): Initialize it.
10892 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
10893 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
10894 remapping SSA names of defs.
10895 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
10898 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
10900 PR middle-end/70689
10901 * lra-constraints.c (equiv_substition_p): New.
10902 (process_alt_operands): Use it.
10903 (swap_operands): Swap it.
10904 (curr_insn_transform): Update it.
10906 2016-04-18 Michael Matz <matz@suse.de>
10908 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
10909 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
10910 * tree-core.h (tree_type_common.align): Use bit-field.
10911 (tree_type_common.spare): New.
10912 (tree_decl_common.off_align): Make smaller.
10913 (tree_decl_common.align): Use bit-field.
10915 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
10916 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
10917 (scan_sharing_clauses): Ditto.
10918 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10919 (omp_finish_file): Ditto.
10920 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
10921 (layout_decl): Ditto.
10922 (relayout_decl): Ditto.
10923 (finalize_record_size): Use SET_TYPE_ALIGN.
10924 (finalize_type_size): Ditto.
10925 (finish_builtin_struct): Ditto.
10926 (layout_type): Ditto.
10927 (initialize_sizetypes): Ditto.
10928 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
10929 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
10930 (lookup_field_for_decl): Use SET_DECL_ALIGN.
10931 (get_chain_field): Ditto.
10932 (get_trampoline_type): Ditto.
10933 (get_nl_goto_field): Ditto.
10934 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
10936 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
10937 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
10938 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10939 (build_qualified_type): Use SET_TYPE_ALIGN.
10940 (build_aligned_type, build_range_type_1): Ditto.
10941 (build_atomic_base): Ditto.
10942 (build_common_tree_nodes): Ditto.
10943 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
10944 (expand_one_stack_var_at): Ditto.
10945 * coverage.c (build_var): Use SET_DECL_ALIGN.
10946 * except.c (init_eh): Ditto.
10947 * function.c (assign_parm_setup_block): Ditto.
10948 * symtab.c (increase_alignment_1): Ditto.
10949 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
10950 * tree-vect-stmts.c (ensure_base_align): Ditto.
10951 * varasm.c (align_variable): Ditto.
10952 (assemble_variable): Ditto.
10953 (build_constant_desc): Ditto.
10954 (output_constant_def_contents): Ditto.
10956 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
10957 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
10958 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
10959 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
10960 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
10962 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
10965 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
10966 replace %vmovsd with "%vmovq".
10967 (vec_concatv2df): Likewise.
10969 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
10971 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
10972 (*vec_extractv2si_0): Ditto.
10973 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
10974 (zero_extended_scalar_load_operand splitters): Ditto.
10975 (vec_extract splitters): Ditto.
10976 (*vec_extractv4si_0_zext): Ditto.
10977 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
10978 and lowpart_subreg.
10979 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
10980 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
10981 (*sse4_1_extractps): Use lowpart_subreg.
10982 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
10984 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10986 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
10988 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
10989 Mention Solaris 11 packaging changes.
10990 Update gas and gld requirements.
10991 Remove reference to pre-Solaris 10 bug.
10992 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
10994 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
10997 2016-04-17 Jan Hubicka <jh@suse.cz>
10999 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
11000 max_loop_iterations_int.
11002 2016-04-18 Richard Biener <rguenther@suse.de>
11004 PR tree-optimization/43434
11005 * tree-ssa-structalias.c (struct vls_data): New.
11006 (visit_loadstore): Handle all pointer-based accesses.
11007 (compute_dependence_clique): Compute a bitmap of restrict tags
11008 assigned bases and pass it to visit_loadstore.
11010 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
11013 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
11014 armv8.1-a and armv8.1-a+crc.
11016 2016-04-18 Richard Biener <rguenther@suse.de>
11018 PR tree-optimization/70701
11019 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
11020 references after translating through a memcpy.
11022 2016-04-18 Richard Biener <rguenther@suse.de>
11024 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
11025 (compute_antic): ... here. For partial antic use regular
11026 postorder and scrap iteration.
11027 (compute_partial_antic_aux): Remove unused return value.
11028 (init_pre): Do not allocate postorder.
11029 (fini_pre): Do not free postorder.
11031 2016-04-18 Richard Biener <rguenther@suse.de>
11033 PR middle-end/37870
11034 * expmed.c (extract_bit_field_1): Remove broken case
11035 using a wider MODE_INT mode.
11037 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
11039 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
11040 unless compiling with at least GCC-4.8.
11042 2016-04-17 Jan Hubicka <jh@suse.cz>
11045 * graphite.c (graphite_finalize): Update call to
11046 tree_estimate_probability.
11047 * predict.h (tree_estimate_probability): Update prototype.
11049 2016-04-17 Jan Hubicka <jh@suse.cz>
11051 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
11052 (tree_estimate_probability): Likewise.
11053 (pass_profile::execute): Update.
11054 (report_predictor_hitrates): New function.
11055 * profile.c (compute_branch_probabilities): Use it.
11056 * predict.h (report_predictor_hitrates): Declare.
11058 2016-04-17 Jan Hubicka <jh@suse.cz>
11061 * cgraph.h (cgraph_node::set_const_flag,
11062 cgraph_node::set_pure_flag): Update prototype to return bool;
11064 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
11065 of interposable symbol are interposable, too.
11066 (cgraph_set_const_flag_1): Rename to ...
11067 (set_const_flag_1): ... this one; change to self recursive function
11068 instead of call_for_symbol_thunks_and_aliases. Handle correctly
11069 clearnig the flag in all variants and also virtual thunks of const
11070 functions are pure; track if any change was done.
11071 (cgraph_node::set_const_flag): Update.
11072 (struct set_pure_flag_info): New struct.
11073 (cgraph_set_pure_flag_1): Rename to ...
11074 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
11075 rather than pointer encoded flags; track if any changes was done;
11076 handle correctly clearning flag and setting flag of aliases already
11078 (cgraph_node::set_pure_flag): Update.
11079 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
11081 2016-04-17 Tom de Vries <tom@codesourcery.com>
11084 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
11085 backslash in label.
11087 2016-04-17 Tom de Vries <tom@codesourcery.com>
11089 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
11090 '{}<> ' as escape-for-record.
11092 2016-04-17 Tom de Vries <tom@codesourcery.com>
11094 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
11097 2016-04-17 Tom de Vries <tom@codesourcery.com>
11100 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
11101 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
11102 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
11103 * passes.c (finish_optimization_passes): Only call
11104 finish_graph_dump_file if dfi->graph_dump_initialized.
11105 (execute_function_dump, pass_init_dump_file): Use
11106 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
11108 2016-04-17 Tom de Vries <tom@codesourcery.com>
11110 PR tree-optimization/70256
11111 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
11112 (debug_varmap): New function.
11114 2016-04-17 Tom de Vries <tom@codesourcery.com>
11117 * passes.c (pass_manager::register_pass): Propagate pflags.
11119 2016-04-17 Tom de Vries <tom@codesourcery.com>
11122 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
11123 * passes.c (pass_manager::pass_manager): Declare and init p_start in
11124 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
11125 check if it's equal to p_start.
11126 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
11128 2016-04-15 Jan Hubicka <jh@suse.cz>
11131 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
11132 function does not bind to current def.
11133 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
11134 handle conservatively calls to functions that does not need to bind
11136 (check_call): Update call of worse_state.
11137 (ignore_edge_for_nothrow): Update.
11138 (ignore_edge_for_pure_const): Likewise.
11139 (propagate_pure_const): Update calls to worse_state.
11140 (skip_function_for_local_pure_const): Reformat comments.
11142 2016-04-15 Jan Hubicka <jh@suse.cz>
11145 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
11146 (cgraph_node::function_symbol): Likewise.
11147 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
11148 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
11149 (symtab_node::ultimate_alias_target): Add REF parameter.
11150 (symtab_node::binds_to_current_def_p): Declare.
11151 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
11152 (cgraph_node::function_symbol): Likewise.
11153 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
11154 (cgraph_node::get_availability): Likewise.
11155 (cgraph_edge::binds_to_current_def_p): New inline function.
11156 (varpool_node::get_availability): Add REF parameter.
11157 (varpool_node::ultimate_alias_target): Likewise.
11158 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
11159 (symtab_node::binds_to_current_def_p): Likewise.
11160 * varpool.c (varpool_node::get_availability): Likewise.
11162 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
11165 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
11166 Fix mode size check.
11168 2016-04-15 Jakub Jelinek <jakub@redhat.com>
11170 * BASE-VER: Set to 7.0.0.
11172 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
11174 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
11176 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11178 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
11179 architecture revisions.
11181 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
11183 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
11184 * config/i386/i386.c (ix86_using_red_zone): No longer static.
11185 * config/i386/i386.md (stack decrement to push peepholes): Guard
11186 with !x86_using_red_zone ().
11188 2016-04-15 Jakub Jelinek <jakub@redhat.com>
11191 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
11192 to dump_generic_node.
11193 (NIY): Pass also flags to do_niy.
11195 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
11197 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
11198 (simd_clone_vector_of_formal_parm_types)
11199 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
11200 (simd_clone_mangle, simd_clone_create)
11201 (simd_clone_adjust_return_type, create_tmp_simd_array)
11202 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
11203 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
11204 (ipa_simd_modify_function_body, simd_clone_linear_addend)
11205 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
11206 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
11207 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
11208 * omp-simd-clone.c: ... this new file.
11209 (simd_clone_vector_of_formal_parm_types): Make it static.
11210 * Makefile.in (OBJS): Add omp-simd-clone.o.
11212 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
11215 * config/i386/sse.md: Use proper memory operand modifiers.
11218 2016-04-15 Richard Biener <rguenther@suse.de>
11219 Alan Modra <amodra@gmail.com>
11221 PR tree-optimization/70130
11222 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
11223 when alignment stays not the same and no not use the realign
11226 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11229 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11230 direct move handlers for KFmode. Change TFmode handlers test from
11231 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
11233 2016-04-14 Jakub Jelinek <jakub@redhat.com>
11236 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
11237 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
11238 (inlined_polymorphic_ctor_dtor_block_p): Use it.
11239 * tree-ssa-live.c (remove_unused_scope_block_p): When
11240 in_ctor_dtor_block, avoid discarding not just BLOCKs with
11241 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
11242 block_ultimate_origin is FUNCTION_DECL.
11243 (remove_unused_locals): If current_function_decl is
11244 polymorphic_ctor_dtor_p, pass initial true to
11245 remove_unused_scope_block_p' is_ctor_dtor_block.
11247 2016-04-14 Martin Sebor <msebor@redhat.com>
11252 * doc/extend.texi (Variable Length): Revert.
11254 2016-04-14 Marek Polacek <polacek@redhat.com>
11255 Jan Hubicka <hubicka@ucw.cz>
11258 * tree.c (verify_type): Disable the canonical type of main variant
11261 2016-04-14 Jason Merrill <jason@redhat.com>
11263 * cfgexpand.c, expr.c: Revert previous change.
11265 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
11267 PR middle-end/70643
11268 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
11269 when building a mem ref for the incoming reduction variable.
11271 2016-04-14 Richard Biener <rguenther@suse.de>
11273 PR tree-optimization/70614
11274 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
11275 loop if the evolution dropped to chrec_dont_know.
11276 (interpret_condition_phi): Likewise.
11278 2016-04-14 Richard Biener <rguenther@suse.de>
11280 PR tree-optimization/70623
11281 * tree-ssa-pre.c (changed_blocks): Make global ...
11282 (compute_antic): ... local here. Move and fix worklist
11283 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
11284 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
11285 worklist handling, dump when ANTIC_IN changed.
11286 (compute_partial_antic_aux): Remove worklist handling.
11287 (init_pre): Do not compute post dominators. Add a comment about
11288 the CFG order chosen.
11289 (fini_pre): Do not free post dominators.
11291 2016-04-13 Martin Sebor <msebor@redhat.com>
11296 * doc/extend.texi (Variable Length): Document C++ specifics.
11298 2016-04-13 Jakub Jelinek <jakub@redhat.com>
11301 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
11302 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
11303 eh edges have been purged.
11306 * tree-sra.c (create_access_replacement,
11307 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
11309 * tree-pretty-print.c (dump_fancy_name): New function.
11310 (dump_decl_name, dump_generic_node): Use it.
11312 2016-04-13 Jason Merrill <jason@redhat.com>
11314 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
11315 * expr.c (expand_expr_real_1): Likewise.
11317 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
11319 * config/i386/i386.md (kunpckhi): Swap operands.
11320 (kunpcksi): Likewise.
11321 (kunpckdi): Likewise.
11322 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
11323 (vec_pack_trunc_<mode>): Likewise.
11325 2016-04-13 Jakub Jelinek <jakub@redhat.com>
11328 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
11330 PR middle-end/70633
11331 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
11332 gimplification turns some element into non-constant.
11335 * rtl.h (convert_memory_address_addr_space_1): New prototype.
11336 * explow.c (convert_memory_address_addr_space_1): No longer static,
11337 add NO_EMIT argument and don't call convert_modes if true, pass
11338 it down recursively, remove break after return.
11339 (convert_memory_address_addr_space): Adjust caller.
11340 * simplify-rtx.c (simplify_unary_operation_1): Call
11341 convert_memory_address_addr_space_1 instead of convert_memory_address,
11342 if it returns NULL, don't simplify.
11344 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
11347 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
11349 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11351 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11352 Bump the upper SIMDLEN limits, so that if the return type or
11353 characteristic type if the return type is void can be passed in
11354 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
11357 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11360 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
11361 Do not use "=" constraint on an input constraint.
11362 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
11363 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
11364 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
11365 generates (neg (abs ...)) instead of (abs ...).
11367 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11369 PR rtl-optimization/70596
11370 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
11371 just invalidate LRA data and reset them. Adjust dump wording.
11373 2016-04-12 Martin Liska <mliska@suse.cz>
11376 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11378 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11380 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11381 max_loop_iterations_int.
11382 (tree_unswitch_outer_loop): Likewise.
11383 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11384 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11386 2016-04-12 Tom de Vries <tom@codesourcery.com>
11388 PR tree-optimization/68756
11389 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
11390 instead of new_name.
11392 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11394 PR tree-optimization/70602
11395 * tree-sra.c (generate_subtree_copies): Don't write anything into
11396 constant pool decls.
11398 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
11399 regardless whether there are depend clauses or not.
11401 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11404 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
11405 target attribute and pragma from changing the -mfloat128
11406 and -mfloat128-hardware options.
11408 * doc/extend.texi (Additional Floating Types): Document PowerPC
11409 __float128 restrictions.
11411 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11414 * config/aarch64/driver-aarch64.c
11415 (aarch64_get_extension_string_for_isa_flags): New.
11416 (arch_extension): Rename to...
11417 (aarch64_arch_extension): ...This.
11418 (ext_to_feat_string): Rename to...
11419 (aarch64_extensions): ...This.
11420 (aarch64_core_data): Keep track of architecture extension flags.
11421 (cpu_data): Rename to...
11422 (aarch64_cpu_data): ...This.
11423 (aarch64_arch_driver_info): Keep track of architecture extension
11425 (get_arch_name_from_id): Rename to...
11426 (get_arch_from_id): ...This, change return type.
11427 (host_detect_local_cpu): Update and reformat for renames, handle
11428 extensions through common infrastructure.
11430 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11433 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
11434 track of a canonical flag name.
11435 (all_extensions): Likewise.
11436 (arch_to_arch_name): Also track extension flags enabled by the arch.
11437 (all_architectures): Likewise.
11438 (aarch64_parse_extension): Move to here.
11439 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
11441 (aarch64_rewrite_selected_cpu): Update for above change.
11442 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
11443 are handled, such that the single explicit value enabled by an
11444 extension is kept seperate from the implicit values it also enables.
11445 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
11447 (aarch64_parse_extension): New.
11448 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
11449 here to config/aarch64/aarch64-protos.h.
11450 (aarch64_parse_extension): Move from here to
11451 common/config/aarch64/aarch64-common.c.
11452 (aarch64_option_print): Update.
11453 (aarch64_declare_function_name): Likewise.
11454 (aarch64_start_file): Likewise.
11455 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
11456 the canonical flag for extensions.
11457 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
11460 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11462 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
11465 2016-04-09 Tom de Vries <tom@codesourcery.com>
11467 PR tree-optimization/68953
11468 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
11469 first to last subscript.
11471 2016-04-09 Jakub Jelinek <jakub@redhat.com>
11473 PR tree-optimization/70586
11474 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
11477 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
11481 PR tree-optimization/70373
11482 PR middle-end/70533
11483 PR middle-end/70534
11484 PR middle-end/70535
11485 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
11486 clauses for acc parallel reductions as necessary. Error on those
11488 * omp-low.c (scan_sharing_clauses): Don't install variables which
11489 are used in acc parallel reductions.
11490 (lower_rec_input_clauses): Remove dead code.
11491 (lower_oacc_reductions): Add support for reference reductions.
11492 (lower_reduction_clauses): Remove dead code.
11493 (lower_omp_target): Don't remap variables appearing in acc parallel
11495 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
11497 2016-04-08 Jakub Jelinek <jakub@redhat.com>
11499 PR middle-end/70593
11500 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
11501 with multiple SSA_NAME defs, force the outputs other than first
11502 to be live before calling live_track_process_def on each output.
11504 PR rtl-optimization/70574
11505 * fwprop.c (forward_propagate_and_simplify): Don't add
11506 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
11507 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
11508 paradoxical subregs within *loc.
11510 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
11512 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
11513 -ftree-parallelize-loops={0,1}.
11514 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
11515 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
11516 * config/ia64/hpux.h (LIB_SPEC): Likewise.
11517 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
11518 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
11520 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
11523 * asan.c (instrument_derefs): If we get unknown location, extract it
11524 with EXPR_LOCATION.
11525 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
11527 2016-04-08 Tom de Vries <tom@codesourcery.com>
11529 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
11530 implicit firstprivate clause.
11532 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11535 * config/arm/thumb2.md (tst + branch-> lsls + branch
11536 peephole below *orsi_not_shiftsi_si): Require that condition
11537 register is dead after the peephole.
11538 (second peephole after the above): Likewise.
11540 2016-04-08 Alan Modra <amodra@gmail.com>
11543 * builtins.c (fold_builtin_classify): For IBM extended precision,
11544 look at just the high-order double to test for NaN.
11545 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
11546 test just the high double for Inf but both doubles for subnormal
11549 2016-04-07 Jakub Jelinek <jakub@redhat.com>
11551 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
11552 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
11553 node->simdclone->mask_mode != VOIDmode masks.
11554 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
11555 earlier, use it instead of node->simdclone.
11556 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11557 Set clonei->mask_mode.
11559 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
11562 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
11563 Pass it through to cp_parser_already_scoped_statement.
11564 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
11565 it through to cp_parser_statement.
11566 (cp_parser_statement): Pass IF_P through to
11567 cp_parser_iteration_statement.
11568 (cp_parser_pragma): Adjust call to
11569 cp_parser_iteration_statement.
11571 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
11574 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
11575 resolve a future -Wparentheses warning.
11576 * omp-low.c (scan_sharing_clauses): Likewise.
11577 * tree-parloops.c (eliminate_local_variables): Likewise.
11579 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
11581 PR rtl-optimization/70398
11582 * lra-constraints.c (process_address_1): Check zero scale and code
11583 for reloading with zero scale.
11585 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
11587 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
11588 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
11590 2016-04-06 Jakub Jelinek <jakub@redhat.com>
11592 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11593 Add support for AVX512F clones, include them by default for
11594 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
11595 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
11598 PR middle-end/70550
11599 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
11600 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
11601 firstprivate clauses.
11602 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
11603 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
11604 (lower_omp_target): Set TREE_NO_WARNING for
11605 non-addressable possibly uninitialized vars which are copied into
11606 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
11608 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
11610 * config/pa/predicates.md (integer_store_memory_operand): Accept
11611 REG+D operands with a large offset when reload_in_progress is true.
11612 (floating_point_store_memory_operand): Likewise.
11614 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11617 * match.pd (nested int casts): Limit to GIMPLE.
11619 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
11622 * ipa-devirt.c (maybe_record_node): Fix comment; use
11623 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
11625 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11627 PR rtl-optimization/70542
11628 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
11629 if there are any uses other than insn or debug insns.
11631 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
11632 Jakub Jelinek <jakub@redhat.com>
11634 PR tree-optimization/70509
11635 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
11636 Shift HOST_WIDE_INT_1U instead of 1.
11638 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
11640 PR tree-optimization/70509
11641 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
11642 of the vector base type for index.
11644 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
11647 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
11649 2016-04-05 Richard Biener <rguenther@suse.de>
11651 PR tree-optimization/70526
11652 * tree-sra.c (build_ref_for_offset): Use prev_base to
11653 extract the alias pointer type.
11655 2016-04-05 Richard Biener <rguenther@suse.de>
11657 * dse.c (struct store_info): Remove alias_set member.
11658 (struct read_info_type): Likewise.
11659 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
11660 spill_deleted, clear_alias_set_lookup): Remove.
11661 (get_group_info): Remove dead base == NULL_RTX case.
11662 (dse_step0): Remove initialization of removed variables.
11663 (delete_dead_store_insn): Reomve alias set dumping.
11664 (free_read_records): Remove alias_set handling.
11665 (canon_address): Remove alias_set_out parameter.
11666 (record_store): Remove spill_alias_set, it's always zero.
11667 (check_mem_read_rtx): Likewise.
11668 (dse_step2): Rename from ...
11669 (dse_step2_nospill): ... this. Adjust.
11670 (scan_stores): Rename from ...
11671 (scan_stores_nospill): ... this.
11672 (scan_reads): Rename from ...
11673 (scan_reads_nospill): ... this.
11674 (scan_stores_spill, scan_reads_spill): Remove.
11675 (dse_step3_scan): Remove for_spills argument which is always false.
11676 (dse_step3): Likewise.
11677 (dse_step5): Rename from ...
11678 (dse_step5_nospill): ... this. Remove alias_set handling.
11679 (rest_of_handle_dse): Adjust.
11681 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11684 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
11685 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
11686 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
11687 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
11689 2016-04-05 Richard Biener <rguenther@suse.de>
11691 PR middle-end/70499
11692 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
11693 non-register type temporaries into SSA.
11695 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
11698 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
11699 calls when sanitizing.
11700 (possible_polymorphic_call_target_p): Fix formatting.
11702 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11703 Jakub Jelinek <jakub@redhat.com>
11705 PR middle-end/70457
11706 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
11707 to ensure a call statement is compatible with a built-in's
11709 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
11712 2016-04-04 Richard Biener <rguenther@suse.de>
11714 PR rtl-optimization/70484
11715 * rtl.h (canon_output_dependence): Declare.
11716 * alias.c (canon_output_dependence): New function.
11717 * dse.c (record_store): Use canon_output_dependence rather
11718 than canon_true_dependence.
11720 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11723 * cgraph.h (symtab_node::copy_visibility_from): New function.
11724 * symtab.c (symtab_node::copy_visibility_from): New function.
11725 * ipa-visibility.c (optimize_weakref): New function.
11726 (function_and_variable_visibility): Use it.
11728 2016-04-04 Martin Liska <mliska@suse.cz>
11731 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
11732 value that is really in range handled by SBR instruction.
11733 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
11734 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
11735 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
11737 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
11741 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
11742 set, but not for SP_REG operands.
11744 2016-04-02 Martin Sebor <msebor@redhat.com>
11747 * fold-const.c (maybe_nonzero_address): New function.
11748 (fold_comparison): Call it. Fold equality and relational
11749 expressions involving null pointers.
11750 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
11752 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
11754 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
11755 the "Y" constraint (scalar FP 0.0 immediate).
11757 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
11758 Add the "const_double" to the list of operand constraints.
11760 2016-04-01 Jakub Jelinek <jakub@redhat.com>
11762 PR rtl-optimization/70467
11763 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
11764 If low word of the last operand is 0, just emit addition/subtraction
11767 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11770 * config/s390/s390.c (s390_expand_insv): Check for everything
11771 constant instead of just VOIDmode stuff.
11773 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11776 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
11778 2016-04-01 Nathan Sidwell <nathan@acm.org>
11780 * tree.def (TRY_CATCH_EXPR): Correct documentation.
11782 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
11784 PR rtl-optimization/70461
11785 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
11788 2016-03-31 Martin Liska <mliska@suse.cz>
11791 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
11792 a tree value or an immediate integer value to a buffer
11793 that is eventually copied to a BRIG section.
11794 (emit_immediate_operand): Call the function here.
11795 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
11796 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
11797 of class' fields that are removed.
11798 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
11799 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
11800 m_brig_repr_size fields.
11802 2016-03-31 Martin Liska <mliska@suse.cz>
11805 * hsa-gen.c (hsa_function_representation::update_dominance): New
11807 (convert_addr_to_flat_segment): Likewise.
11808 (gen_hsa_memory_set): New alignment argument.
11809 (gen_hsa_ctor_assignment): Likewise.
11810 (gen_hsa_insns_for_single_assignment): Provide alignment
11811 to gen_hsa_ctor_assignment.
11812 (gen_hsa_insns_for_direct_call): Add new argument.
11813 (expand_lhs_of_string_op): New function.
11814 (expand_string_operation_builtin): Likewise.
11815 (expand_memory_copy): New function.
11816 (expand_memory_set): New function.
11817 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
11818 (convert_switch_statements): Change signature.
11819 (generate_hsa): Use a return value of the function.
11820 (pass_gen_hsail::execute): Do not call
11821 convert_switch_statements here.
11822 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
11823 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
11824 (hsa_function_representation::update_dominance): New function.
11826 2016-03-31 Martin Liska <mliska@suse.cz>
11829 * hsa-brig.c (emit_directive_variable): Emit alignment
11830 according to hsa_symbol::m_align.
11831 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
11832 (dump_hsa_symbol): Dump alignment of HSA symbols.
11833 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
11834 (gen_hsa_addr_with_align): New function.
11835 (hsa_bitmemref_alignment): Use newly added function.
11836 (gen_hsa_insns_for_load): Likewise.
11837 (gen_hsa_insns_for_store): Likewise.
11838 (gen_hsa_memory_copy): New argument added.
11839 (gen_hsa_insns_for_single_assignment): Respect
11840 alignment for assignments processed via gen_hsa_memory_copy.
11841 (gen_hsa_insns_for_direct_call): Likewise.
11842 (gen_hsa_insns_for_return): Likewise.
11843 (gen_function_def_parameters): Set default alignment.
11844 * hsa.c (hsa_object_alignment): New function.
11845 (hsa_byte_alignment): Pasted function.
11846 * hsa.h (hsa_symbol::m_align): New field.
11848 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11850 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
11851 scratch field for goto case.
11853 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
11855 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
11857 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
11860 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
11861 (scalar_chain::convert_insn): Call convert_op for reg
11862 moves to handle undefined registers.
11864 2016-03-31 Nathan Sidwell <nathan@acm.org>
11867 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
11868 Assert we don't want to move backwards.
11870 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
11873 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
11875 2016-03-31 Jakub Jelinek <jakub@redhat.com>
11877 PR rtl-optimization/70460
11878 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
11879 with operand from REG_LABEL_OPERAND, instead substitute
11880 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
11881 Don't do anything for REG_NON_LOCAL_GOTO jumps.
11883 2016-03-31 Martin Liska <mliska@suse.cz>
11885 * passes.c (execute_one_pass): Do not call
11886 todo_after for a discarded function.
11888 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11890 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
11891 (no_cost, infinite_cost): Initialize the new field.
11892 (get_computation_cost_at): Record setup cost.
11893 (determine_use_iv_cost_address): Skip cost computation for sub
11894 uses if we can estimate it without losing accuracy.
11896 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11898 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11900 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11901 max_loop_iterations_int.
11902 (tree_unswitch_outer_loop): Likewise.
11903 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11904 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11906 2016-03-30 Richard Biener <rguenther@suse.de>
11908 PR middle-end/70450
11909 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
11911 2016-03-30 Jakub Jelinek <jakub@redhat.com>
11914 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
11915 in gen_blendm expander.
11917 2016-03-30 Nick Clifton <nickc@redhat.com>
11920 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
11921 case where we are already provided with an SImode SUBREG.
11923 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
11926 * config/i386/i386.c (ix86_expand_epilogue): Properly check
11927 conflict between DRAP register and __builtin_eh_return.
11929 2016-03-30 Michael Matz <matz@suse.de>
11930 Richard Biener <rguenther@suse.de>
11933 * ipa-polymorphic-call.c (struct type_change_info): Change
11934 speculative to an unsigned allowing to limit the work we do.
11935 (csftc_abort_walking_p): New inline function..
11936 (check_stmt_for_type_change): Limit the number of may-defs
11937 skipped for speculative devirtualization to
11938 max-speculative-devirt-maydefs.
11939 * params.def (max-speculative-devirt-maydefs): New param.
11940 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
11942 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
11945 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
11948 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
11950 PR tree-optimization/59124
11951 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
11952 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
11954 2016-03-29 Jeff Law <law@redhat.com>
11956 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
11958 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11960 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
11963 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
11965 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
11966 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
11967 gcrt0.o if linking dynamically.
11969 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11972 * ipa-devirt.c (methods_equal_p): New function.
11973 (compare_virtual_tables): Use it.
11974 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
11975 * cgraphclones.c (clone_function_name_1): Use
11976 symbol_table::symbol_suffix_separator.
11977 * coverage.c (build_var): Likewise.
11978 * symtab.c (symbol_table::symbol_suffix_separator): New.
11980 2016-03-29 Jakub Jelinek <jakub@redhat.com>
11982 PR rtl-optimization/70429
11983 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
11984 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
11985 mode != result_mode.
11988 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
11990 PR tree-optimization/70405
11991 * ssa-iterators.h (num_imm_uses): Add missing braces.
11993 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
11995 PR rtl-optimization/68695
11996 * ira-color.c (allocno_copy_cost_saving): New.
11997 (improve_allocation): Use it.
11999 2016-03-29 Richard Henderson <rth@redhat.com>
12001 PR middle-end/70355
12002 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
12004 2016-03-29 Richard Biener <rguenther@suse.de>
12006 PR middle-end/70424
12007 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
12008 use alignment returned by get_pointer_alignment_1 if it is
12009 bigger than BITS_PER_UNIT.
12010 * builtins.c (get_pointer_alignment_1): Do not return true
12011 for alignment extracted from SSA info.
12013 2016-03-28 James Bowman <james.bowman@ftdichip.com>
12015 * config/ft32/ft32.opt (mnodiv): New.
12016 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
12017 * doc/invoke.texi (FT32 Options -mnodiv): New.
12019 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
12022 * config/i386/i386.md (define_split, andn): Fix modes.
12024 2016-03-26 Richard Biener <rguenther@suse.de>
12025 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12028 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
12030 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
12031 as 2nd argument to cl_optimization_restore().
12033 2016-03-25 Richard Henderson <rth@redhat.com>
12036 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
12037 * config/aarch64/aarch64-protos.h: Declare it.
12038 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
12040 2016-03-25 Alan Modra <amodra@gmail.com>
12043 * config/rs6000/constraints.md (j): Simplify.
12044 * config/rs6000/predicates.md (easy_fp_constant): Exclude
12046 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
12047 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
12048 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
12049 in all constraint alternatives.
12050 (movtd_64bit_nodm): Delete "j" constraint alternative.
12052 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
12054 * tree-ssa-propagate.c: Enhance docs for
12055 SSA_PROP_NOT_INTERESTING.
12057 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
12059 * doc/extend.texi: Fix typo in documentation to pure attribute.
12061 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
12064 * config/pa/pa.md (bswapdi2): Use a scratch register.
12066 2016-03-24 Richard Henderson <rth@redhat.com>
12068 PR middle-end/69845
12069 * fold-const.c (extract_muldiv_1): Correct test for multiplication
12072 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
12074 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
12075 using ix86_expand_binary_operator instead of gen_andsi3.
12077 2016-03-24 Richard Biener <rguenther@suse.de>
12079 PR tree-optimization/70396
12080 * tree-vect-stmts.c (vectorizable_comparison): Use
12081 get_vectype_for_scalar_type.
12083 2016-03-24 Richard Biener <rguenther@suse.de>
12085 PR middle-end/70370
12086 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
12087 with register bases.
12089 2016-03-24 Richard Biener <rguenther@suse.de>
12091 PR tree-optimization/70372
12092 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
12093 build_all_ones_cst to also handle vector types correctly.
12095 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12098 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
12101 2016-03-23 Marek Polacek <polacek@redhat.com>
12104 * doc/invoke.texi: Document -Wignored-attributes.
12106 2016-03-23 Bin Cheng <bin.cheng@arm.com>
12108 PR tree-optimization/69042
12109 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
12110 parameter from 30 to 40.
12112 2016-03-23 Bin Cheng <bin.cheng@arm.com>
12114 PR tree-optimization/69042
12115 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
12116 for use with constant offset stripped in base.
12118 2016-03-23 Richard Biener <rguenther@suse.de>
12120 PR middle-end/70251
12121 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
12122 mode compatibility check.
12123 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12125 2016-03-23 Jeff Law <law@redhat.com>
12127 PR tree-optimization/64058
12128 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
12130 (struct ssa_conflicts): Move up earlier in the file.
12131 (conflicts_, var_map_): New static variables.
12132 (initialize_conflict_count): New function to initialize the
12133 CONFLICT_COUNT field for each conflict pair.
12134 (compare_pairs): Lazily initialize the conflict count and use it
12135 as the first tie-breaker.
12136 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
12137 and wipe conflicts_ and map_ around the call to qsort. Remove
12138 special case for 2 coalesce pairs.
12139 * bitmap.c (bitmap_count_unique_bits): New function.
12140 (bitmap_count_bits_in_word): New function, extracted from
12142 (bitmap_count_bits): Use bitmap_count_bits_in_word.
12143 * bitmap.h (bitmap_count_unique_bits): Declare it.
12145 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
12148 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
12149 transparent alias chain for decl assembler name.
12150 * config/sol2.c (solaris_assemble_visibility): Likewise.
12152 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12154 * config/arm/arm1020e.md (1020call_op): Reduce reservation
12156 (v10_fdivs): Likewise.
12157 (v10_fdivd): Likewise.
12159 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12162 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
12163 to not call fclose twice on file.
12165 2016-03-23 Jakub Jelinek <jakub@redhat.com>
12167 PR tree-optimization/70354
12168 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12169 oprnd0 is wider than oprnd1 and there is a cast from the wider
12170 type to oprnd1, mask it with the mask of the narrower type.
12173 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
12174 Optimize TARGET_STV splitters, if high or low word of last argument
12177 2016-03-22 Jeff Law <law@redhat.com>
12180 tree-ssa-threadbackward.c
12181 (fsm_find_control_statement_thread_paths): Correctly distinguish
12182 between old style jump threads vs FSM jump threads.
12184 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
12187 * config/i386/i386.c (scalar_chain::convert_op): Support
12188 uninitialized register usage case.
12190 2016-03-22 Richard Biener <rguenther@suse.de>
12192 PR middle-end/70251
12193 * genmatch.c (gen_transform): Adjust last parameter to a three-state
12195 (capture::gen_transform): ... to change behavior when substituting
12196 a condition into cond or not-cond expr context.
12197 (dt_simplify::gen_1): Adjust.
12198 * gimple-match-head.c: Include gimplify.h for unshare_expr.
12199 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
12200 last change and instead change to
12201 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
12202 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12204 2016-03-22 Anthony Green <green@moxielogic.com>
12206 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
12207 issue for moxiebox targets.
12208 (CC1PLUS_SPEC): Ditto.
12210 2016-03-22 Richard Biener <rguenther@suse.de>
12212 PR middle-end/70333
12213 * fold-const.c (extract_muldiv_1): Properly perform multiplication
12216 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
12218 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
12220 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
12223 * config/i386/i386.c (def_builtin): Handle
12224 OPTION_MASK_ISA_AVX512VL to be and-ed with other
12226 (const struct builtin_description bdesc_special_args[]):
12227 Remove duplicate ISA bits.
12229 2016-03-22 Jakub Jelinek <jakub@redhat.com>
12232 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
12233 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
12234 in a way that works also for AVX512BW.
12237 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
12238 instead of source if operands[1] is xmm16 and above and
12239 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
12240 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
12243 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
12244 on assign if (*from_p) is a comparison, set it to
12245 TREE_NO_WARNING (*from_p).
12247 2016-03-21 Jakub Jelinek <jakub@redhat.com>
12249 PR middle-end/70326
12250 * lra.c (restore_scratches): Ignore deleted insns.
12252 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
12253 Jakub Jelinek <jakub@redhat.com>
12255 PR tree-optimization/70317
12256 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
12259 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
12262 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
12263 of ix86_expand_move.
12265 (movti): Use general_operand for operand 1 predicate.
12267 2016-03-21 Martin Liska <mliska@suse.cz>
12269 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
12271 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
12273 2016-03-21 Martin Liska <mliska@suse.cz>
12276 * ipa-icf.c (sem_function::parse): Skip static
12277 constructors and destructors.
12279 2016-03-21 Jakub Jelinek <jakub@redhat.com>
12282 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
12283 function-like macro, peek following token(s) if it is followed
12284 by CPP_OPEN_PAREN token with optional padding in between, and
12285 if not, don't treat it like a macro.
12287 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
12288 Alexander Monakov <amonakov@ispras.ru>
12290 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
12291 for the stabs debug format.
12293 2016-03-21 Richard Biener <rguenther@suse.de>
12295 PR tree-optimization/70310
12296 * tree-vect-generic.c (expand_vector_condition): Fold the built
12299 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
12302 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
12303 Block third alternative for AVX-512VL target,
12305 2016-03-21 Martin Liska <mliska@suse.cz>
12308 * hsa-brig.c (emit_function_directives): Mark unemitted
12309 global variables for emission.
12310 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
12311 (get_symbol_for_decl): Likewise.
12312 * hsa.h (struct hsa_symbol): New flag.
12314 2016-03-21 Richard Biener <rguenther@suse.de>
12316 PR tree-optimization/70288
12317 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
12318 we do not estimate unsimplified all-constant conditionals or
12319 switches as optimized away.
12321 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
12323 PR rtl-optimization/69102
12324 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
12325 when we have a readonly dependency context.
12327 2016-03-18 Jeff Law <law@redhat.com>
12329 PR rtl-optimization/70263
12330 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
12331 (update_equiv_regs): When trying to move a store to after the insn
12332 that sets the source of the store, make sure the store occurs after
12333 the insn that sets the source of the store. When successful note
12334 the REG_EQUIV note created in the dump file.
12336 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
12337 Bernd Schmidt <bschmidt@redhat.com>
12339 * doc/extend.texi: Document more potential problems with basic asms.
12341 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
12343 PR rtl-optimization/70278
12344 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
12347 2016-03-18 Jason Merrill <jason@redhat.com>
12349 * calls.c (load_register_parameters): Fix zero size sibcall logic.
12351 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
12353 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
12354 values to 128b regs.
12356 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12358 PR tree-optimization/70252
12359 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
12360 boolean vector has a proper number of elements.
12361 (supportable_narrowing_operation): Likewise.
12363 2016-03-18 Tom de Vries <tom@codesourcery.com>
12366 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
12368 2016-03-18 Jakub Jelinek <jakub@redhat.com>
12370 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
12371 instead of replace_rtx for DEBUG_INSNs.
12373 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12375 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
12376 load type reservations.
12378 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
12381 * config/pa/constraints.md: Revert 2015-02-13 change. Use
12382 define_constraint for "Q" and "T" constraints.
12384 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
12386 Tweak the pipeline model for Exynos M1
12388 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
12391 2016-03-17 David Malcolm <dmalcolm@redhat.com>
12394 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
12395 where one or both locations aren't within a line_map.
12397 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
12400 * opts.c (finish_options): Don't set flag_pie to the default if
12401 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
12404 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
12406 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
12407 true as ALL_REGS argument to replace_rtx.
12409 2016-03-17 Richard Biener <rguenther@suse.de>
12412 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
12415 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12418 * rtl.h (replace_rtx): Add ALL_REGS argument.
12419 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
12420 equality and assert mode is the same, instead of just rtx pointer
12422 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
12423 true as ALL_REGS argument to replace_rtx.
12425 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
12427 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
12428 for boolean vector with vector mode only.
12429 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12431 2016-03-17 Nick Clifton <nickc@redhat.com>
12434 * config/rx/rx.c (rx_print_integer): Print negative constants in
12437 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12440 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
12442 2016-03-16 Richard Henderson <rth@redhat.com>
12443 Richard Biener <rguenth@suse.de>
12445 PR middle-end/70240
12446 PR middle-end/68215
12448 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
12449 first operand as is_gimple_condexpr.
12451 PR middle-end/70240
12452 PR middle-end/68215
12454 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
12455 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
12456 Do not gimplify the result.
12457 (do_unop): Adjust call to tree_vec_extract.
12458 (do_binop): Likewise.
12459 (do_compare): Likewise.
12460 (do_plus_minus): Likewise.
12461 (do_negate): Likewise.
12462 (expand_vector_condition): Likewise.
12463 (do_cond): Likewise.
12465 2016-03-16 Richard Henderson <rth@redhat.com>
12468 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
12469 (aarch64_classify_address): Use it.
12470 (aarch64_legitimize_address): Force all subexpressions of PLUS
12471 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
12473 2016-03-16 Jakub Jelinek <jakub@redhat.com>
12474 Richard Biener <rguenth@suse.de>
12477 * rtlanal.c (replace_rtx): For REG, if from is a REG,
12478 return to even if only REGNO is equal, and assert
12481 2016-03-11 Jeff Law <law@redhat.com>
12483 PR rtl-optimization/70224
12484 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
12486 2016-03-16 Richard Henderson <rth@redhat.com>
12488 PR middle-end/70199
12489 * function.h (struct function): Add has_forced_label_in_static.
12490 * gimplify.c (force_labels_r): Set it.
12491 * lto-streamer-in.c (input_struct_function_base): Read it.
12492 * lto-streamer-out.c (output_struct_function_base): Write it.
12493 * tree-inline.c (has_label_address_in_static_1): Remove.
12494 (copy_forbidden): Remove fndecl parameter; test
12495 has_forced_label_in_static.
12496 (inline_forbidden_p): Update call to copy_forbidden.
12497 (tree_versionable_function_p): Likewise.
12498 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
12499 (chkp_versioning): Likewise.
12500 * tree-inline.h (copy_forbidden): Update decl.
12502 2016-03-16 Marek Polacek <polacek@redhat.com>
12505 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
12506 function being thunked if the result type doesn't have fixed size.
12507 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
12508 doesn't have fixed size.
12510 2016-03-16 Bin Cheng <bin.cheng@arm.com>
12512 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
12513 reporting malformed loop nest.
12515 2016-03-16 Tom de Vries <tom@codesourcery.com>
12518 * ipa-devirt.c (possible_polymorphic_call_targets): Move
12519 nodes.length () == 1 test to before first nodes[0] access.
12521 2016-03-16 Tom de Vries <tom@codesourcery.com>
12523 PR tree-optimization/68715
12524 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
12525 single_pred_p test.
12527 2016-03-16 Tom de Vries <tom@codesourcery.com>
12529 PR tree-optimization/68809
12530 * graphite-scop-detection.c (same_close_phi_node): Test if result types
12533 2016-03-16 Carlos O'Donell <carlos@redhat.com>
12534 Sandra Loosemore <sandra@codesourcery.com>
12536 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
12537 on leaf attribute. Mention ELF interposition problems.
12539 2016-03-16 Alan Modra <amodra@gmail.com>
12541 PR rtl-optimization/69195
12542 PR rtl-optimization/47992
12543 * ira.c (indirect_jump_optimize): Ignore artificial defs.
12546 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
12549 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
12551 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12553 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
12555 2016-03-15 Jakub Jelinek <jakub@redhat.com>
12557 PR rtl-optimization/70222
12558 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
12559 optimization if mode is different from result_mode, queue up masking
12560 of the result in outer_op. Formatting fix.
12562 PR middle-end/70239
12563 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
12566 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12568 PR rtl-optimization/69032
12569 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
12570 looping backwards over basic block insns.
12572 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12575 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
12576 to non-speculative when propagating trap bits.
12578 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12580 PR rtl-optimization/63384
12581 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
12582 DEBUG_INSN_P insns.
12584 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12587 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
12588 factored out from ...
12589 (sched_analyze_insn): ... here.
12590 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
12591 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
12592 get_implicit_reg_pending_clobbers in it.
12593 (setup_id_reg_sets): Use setup_id_implicit_regs.
12594 (deps_init_id): Ditto.
12596 2016-03-15 Tom de Vries <tom@codesourcery.com>
12599 * cgraph.c (cgraph_node::get_body): Save, reset and restore
12601 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
12602 execute_function_dump.
12603 (execute_one_pass): Don't dump function if it will be dumped after ipa
12606 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
12608 * genrecog.c (match_pattern_2): If pred is NULL don't call
12609 safe_predicate_mode on it.
12611 2016-03-14 Jakub Jelinek <jakub@redhat.com>
12613 PR middle-end/70219
12614 * lra-constraints.c (delete_move_and_clobber): Change assertion
12615 to also allow dregno == 0.
12617 2016-03-14 Richard Henderson <rth@redhat.com>
12620 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
12621 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
12622 (reassociate_bb): Use optimize_vec_cond_expr; avoid
12623 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
12626 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
12629 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
12631 (lra_create_live_ranges_1): initialize hard register biggest_mode to
12633 * lra-constraints.c (split_reg): For hard regs, try to find the
12634 biggest single-register mode used in the function.
12636 2016-03-14 Richard Biener <rguenther@suse.de>
12638 PR tree-optimization/56365
12639 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
12640 constants to compare against.
12642 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
12645 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
12646 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
12647 (define_split for the GPR case): Use int_reg_operand instead of
12648 gpc_reg_operand for the output.
12650 2016-03-14 Tom de Vries <tom@codesourcery.com>
12652 PR tree-optimization/70045
12653 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
12654 create_empty_if_region_on_edge argument.
12656 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
12658 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
12659 (STACK_CHECK_PROTECT): Likewise.
12660 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12661 (STACK_CHECK_PROTECT): Likewise.
12662 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12663 (STACK_CHECK_PROTECT): Likewise.
12664 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
12665 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
12666 (STACK_CHECK_PROTECT): Likewise.
12668 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
12670 PR rtl-optimization/69307
12671 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
12672 registers in modes that span more than one register.
12674 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
12677 * lra-constraints.c (delete_move_and_clobber): New.
12678 (remove_inheritance_pseudos): Use it.
12680 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
12683 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
12684 the libcall is LCT_THROW.
12685 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
12686 for the checking routine.
12688 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
12691 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
12692 optimization if we have direct move.
12693 (roundu32<mode>2_fprs): Likewise.
12695 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
12698 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
12700 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
12701 Arguments swapped. All callers changed. Take reg_renumber into
12702 account, and Calculate and compare register ranges for hard regs.
12704 2016-03-11 Jeff Law <law@redhat.com>
12706 PR tree-optimization/70190
12707 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12708 Handle cases where we can not extract the taken edge, even though we
12709 found a constant value.
12711 PR tree-optimization/64058
12712 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
12713 (num_coalesce_pairs): Move up earlier in file.
12714 (find_coalesce_pair): Initialize the INDEX field for each pair
12716 (compare_pairs): No longer sort on the elements in each pair.
12717 Instead break ties with the index of the coalesce pair.
12719 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12722 * config/aarch64/aarch64-protos.h
12723 (aarch64_save_restore_target_globals): New prototype.
12724 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
12725 Call the above when popping pragma.
12726 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
12728 (aarch64_set_current_function): Rewrite using the above.
12730 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12732 PR tree-optimization/70177
12733 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
12734 (extract_ops_from_tree): ... this. In the 2 argument
12735 overload remove _1 suffix.
12736 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
12737 (extract_ops_from_tree): ... this.
12738 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
12740 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12741 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
12742 extract_ops_from_tree instead of 2 operand one.
12744 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
12746 PR tree-optimization/70013
12747 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
12748 for constant-pool entries.
12750 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12752 PR rtl-optimization/70174
12753 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
12754 followed by gen_lowpart on force_reg instead of just gen_lowpart.
12756 PR tree-optimization/70169
12757 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
12758 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
12761 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12762 Jakub Jelinek <jakub@redhat.com>
12765 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
12766 of uninitialized values.
12768 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12770 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
12772 ("*trunctddd2"): New pattern definition.
12773 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
12776 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12778 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
12779 definitions for BFP and DFP rounding modes.
12780 ("fixuns_truncdddi2", "fixuns_trunctddi2")
12781 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
12782 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
12783 ("fix_trunctf<mode>2"): Use the new constants instead of magic
12786 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12788 * config/s390/constraints.md: Adjust comment.
12789 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
12790 s390_decompose_addrstyle_without_index.
12791 * config/s390/predicates.md (shift_count_or_setmem_operand):
12792 Rename to setmem_operand.
12793 * config/s390/s390-protos.h
12794 (s390_decompose_shift_count): Rename to
12795 s390_decompose_addrstyle_without_index.
12796 * config/s390/s390.c (s390_decompose_shift_count)
12797 (s390_mem_constraint, print_shift_count_operand)
12798 (print_operand_address, print_operand): Rename
12799 s390_decompose_shift_count to
12800 s390_decompose_addrstyle_without_index and rename
12801 print_shift_count_operand to print_addrstyle_operand troughout the
12803 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
12804 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
12805 Rename shift_count_or_setmem_operand to setmem_operand.
12806 * config/s390/vx-builtins.md ("vec_insert<mode>")
12807 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
12810 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12813 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12814 Handle overlapping retval and newval.
12816 2016-03-10 Nick Clifton <nickc@redhat.com>
12819 * config/aarch64/aarch64.c
12820 (aarch64_override_options_after_change_1): When forcing
12821 flag_omit_frame_pointer to be true, use a special value that can
12822 be detected if this function is called again, thus preventing
12823 flag_omit_leaf_frame_pointer from being forced to be false.
12825 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12827 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
12828 Set x_flag_omit_leaf_frame_pointer when handling
12829 -momit-leaf-frame-pointer.
12831 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12834 * cgraph.c (cgraph_node::dump): Dump split_part and
12835 indirect_call_target.
12836 * cgraph.h (cgraph_node): Add indirect_call_target flag.
12837 * ipa.c (has_addr_references_p): Cleanup.
12838 (is_indirect_call_target_p): New.
12839 (walk_polymorphic_call_targets): Do not mark virtuals that may be
12840 called indirectly as local.
12841 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
12843 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12846 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12847 on cxa_pure_virtual.
12849 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12852 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
12854 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12857 * tree.c (need_assembler_name_p): Only record main variant type names.
12859 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12862 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
12863 Always define to 0 or 1.
12864 (TARGET_FIX_ERR_A53_843419): New macro.
12865 * config/aarch64/aarch64-elf-raw.h
12866 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
12867 * config/aarch64/aarch64-linux.h: Likewise.
12868 * config/aarch64/aarch64.c
12869 (aarch64_override_options_after_change_1): Do not default
12870 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
12872 (aarch64_attributes): Handle fix-cortex-a53-843419.
12873 (aarch64_can_inline_p): Likewise.
12874 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
12876 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
12877 Jakub Jelinek <jakub@redhat.com>
12879 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
12880 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
12881 DECL_COMMONS if flag_unconstrained_commons is set.
12882 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12883 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
12884 (funconstrained-commons): Document.
12886 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12888 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
12889 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
12891 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
12893 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
12894 has a proper number of elements.
12896 2016-03-10 Alan Modra <amodra@gmail.com>
12898 PR rtl-optimization/69195
12899 PR rtl-optimization/47992
12900 * ira.c (recorded_label_ref): Delete.
12901 (update_equiv_regs): Return void.
12902 (indirect_jump_optimize): New function.
12903 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
12904 before regstat_compute_ri. Don't rebuild_jump_labels here.
12905 Delete update_regstat.
12907 2016-03-10 Richard Biener <rguenther@suse.de>
12909 PR tree-optimization/70128
12910 * tree-ssa-structalias.c (set_uids_in_ptset): Set
12911 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
12913 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12915 PR tree-optimization/70152
12916 * tree-sra.c (replace_removed_params_ssa_names): Copy over
12917 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
12920 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
12921 instead of gen_sse2_loadlpd.
12922 * config/i386/sse.md (*vec_concatv2df): Rename to...
12923 (vec_concatv2df): ... this.
12925 PR tree-optimization/70127
12926 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
12928 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12932 * diagnostic-show-locus.c (compatible_locations_p): New function.
12933 (layout::layout): Sanitize ranges using compatible_locations_p.
12935 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12939 * diagnostic-show-locus.c (layout_range::layout_range): Replace
12940 location_range param with three const expanded_locations * and a
12942 (layout::layout): Replace call to
12943 rich_location::lazily_expand_location with get_expanded_location.
12944 Extract the range and perform location expansion here, passing
12945 the results to the layout_range ctor.
12946 * diagnostic.c (source_range::debug): Delete.
12947 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
12948 of rich_location::get_expanded_location.
12949 * gcc-rich-location.c (get_range_for_expr): Delete.
12950 (gcc_rich_location::add_expr): Reimplement to avoid the
12951 rich_location::add_range overload that took a location_range,
12952 passing a location_t instead.
12954 2016-03-09 Richard Biener <rguenther@suse.de>
12955 Jakub Jelinek <jakub@redhat.com>
12957 PR tree-optimization/70138
12958 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12959 Also skip vect_double_reduction_def.
12961 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12964 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
12965 if the operand is "m".
12967 2016-03-09 Nathan Sidwell <nathan@acm.org>
12969 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
12971 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12973 * config/i386/i386.c (processor_target_table): Fix cost table
12974 intialization order for znver1.
12976 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12978 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
12979 - becuase -> because.
12980 * ipa-reference.c (ignore_module_statics): Likewise.
12981 * cgraph.c (cgraph_node::get_body): Likewise.
12982 * ipa-inline.c (early_inliner): Likewise.
12983 * ipa-devirt.c (types_same_for_odr): Likewise.
12984 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
12985 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
12987 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12989 * tree-ssa-math-opts.c: Fix typo in comment.
12991 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12994 * config/i386/i386.c (scalar_chain::make_vector_copies,
12995 scalar_chain::convert_reg): Call end_sequence in between
12996 get_insns and emit_conversion_insns rather than after both
12999 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
13002 * config/i386/i386.h (machine_function): Add
13003 pc_thunk_call_expanded flag.
13004 (ix86_pc_thunk_call_expanded): New define.
13005 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
13006 (*set_got): Rename insn pattern from set_got.
13007 (*set_got_labelled): Rename inst pattern from set_got_labelled.
13008 * config/i386/i386.c (ix86_compute_frame_layout): Use
13009 ix86_pc_thunk_call_expanded to prevent red-zone.
13011 2016-03-07 Martin Jambor <mjambor@suse.cz>
13013 * hsa.h (hsa_get_ctor_statements): Declare.
13014 (hsa_get_dtor_statements): Likewise.
13015 (hsa_get_kernel_dispatch_type): Likewise.
13016 * hsa.c (hsa_get_ctor_statements): New function.
13017 (hsa_get_dtor_statements): Likewise.
13018 (hsa_get_kernel_dispatch_type): Likewise.
13019 * hsa-brig.c (hsa_cdtor_statements): Removed.
13020 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
13021 hsa_get_dtor_statements.
13022 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
13023 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
13025 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
13027 * config/arm/arm-cores.def (cortex-r8): New.
13028 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
13029 * config/arm/arm-tune.md: Likewise.
13030 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
13032 2016-03-07 Martin Sebor <msebor@redhat.com>
13034 PR rtl-optimization/19705
13035 * doc/invoke.texi (Options That Control Optimization): Clarify
13036 -fno-branch-count-reg.
13038 2016-02-26 Richard Biener <rguenther@suse.de>
13039 Jeff Law <law@redhat.com>
13041 PR tree-optimization/69740
13042 * cfghooks.c (remove_edge): Request loop fixups if we delete
13043 an edge that might turn an irreducible loop into a natural
13045 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
13046 Move after definition of loops_state_clear.
13048 2016-03-07 Bin Cheng <bin.cheng@arm.com>
13050 PR rtl-optimization/69052
13051 * rtlanal.c (commutative_operand_precedence): Set higher precedence
13054 2016-03-07 Tom de Vries <tom@codesourcery.com>
13056 PR tree-optimization/70116
13057 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
13058 is_tm_ending stmts and ubsan/asan internal functions.
13059 (find_duplicate): Use it. Don't test is_tm_ending here.
13061 2016-03-07 Richard Biener <rguenther@suse.de>
13063 PR tree-optimization/70115
13064 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
13065 (propagate_constants_for_unrolling): Use replace_uses_by.
13067 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
13069 PR middle-end/69916
13070 * omp-low.c (struct oacc_loop): Add ifns.
13071 (new_oacc_loop_raw): Initialize it.
13072 (finish_oacc_loop): Clear mask & flags if no ifns.
13073 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
13074 (oacc_loop_xform_loop): Add ifns arg & adjust.
13075 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
13077 2016-03-07 Richard Henderson <rth@redhat.com>
13080 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
13081 (insert_value_copy_on_edge): Likewise.
13083 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13085 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
13087 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13090 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
13092 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
13094 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
13096 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
13098 Fix sseimul type attribute.
13099 * config/i386/znver1.md
13100 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
13101 znver1_sseimul_avx256_load) : Fix the type attribute.
13102 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
13103 pipe usage and latency.
13105 2016-03-05 Jakub Jelinek <jakub@redhat.com>
13108 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
13109 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
13112 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
13115 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
13117 PR rtl-optimization/69941
13118 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
13119 the reg share its mode.
13121 2016-03-04 Jeff Law <law@redhat.com>
13123 PR tree-optimization/69196
13124 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13125 If the both SSA_NAMEs are anonymous, then consider them unassociated
13126 and include the PHI in the statement count.
13128 2016-03-05 Tom de Vries <tom@codesourcery.com>
13130 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
13131 construct in oacc routine. Check for oacc region in oacc routine.
13133 2016-03-04 Jakub Jelinek <jakub@redhat.com>
13136 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
13137 2016-02-22 changes, instead don't recurse if RECUR is already true.
13138 Don't change *dynamic_check if RECUR. Adjust recursive caller
13139 to pass true to the new argument.
13140 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
13143 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
13144 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
13146 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
13148 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
13150 PR rtl-optimization/57676
13151 * lra-assigns.c (lra_assign): Guard test for maximum iterations
13152 with flag_checking.
13154 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
13156 * tree-vect-patterns.c (search_type_for_mask): Handle
13157 comparison of booleans.
13159 2016-03-04 Jakub Jelinek <jakub@redhat.com>
13161 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
13165 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
13166 all other ops that have dw_val_class_die_ref operands,
13167 and DW_OP_GNU_entry_value.
13169 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13171 PR rtl-optimization/69904
13172 * config/arm/arm.c (arm_cannot_copy_insn_p):
13173 Return true for load-exclusive instructions.
13175 2016-03-03 Jakub Jelinek <jakub@redhat.com>
13178 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
13179 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
13180 the pattern no matter if it is used just by non-pattern, pattern
13182 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
13183 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
13184 oprnd1 def_stmt is in pattern, don't look through it.
13186 2016-03-03 Marek Polacek <polacek@redhat.com>
13188 PR middle-end/70050
13189 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
13191 2016-03-03 Martin Liska <mliska@suse.cz>
13193 PR tree-optimization/70043
13194 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
13195 previous statement if we see a debug statement.
13197 2016-03-03 Richard Biener <rguenther@suse.de>
13199 PR tree-optimization/55936
13200 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
13201 parameter and guard unsafe equivalence use.
13202 (vrp_evaluate_conditional_warnv_with_ops): Always use
13203 safe equivalences but not via the quadratic compare_names
13206 2016-03-03 Michael Collison <michael.collison@linaro.org>
13209 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
13210 for operand 1 to s_register_operand. Change predicate for operand
13211 2 to arm_not_immediate_operand.
13213 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
13215 * doc/tm.texi: Regenerated.
13217 2016-03-02 Richard Henderson <rth@redhat.com>
13220 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
13221 simplification when all args are positive non-fixed registers.
13223 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13225 * target.def (lra_p): Specify that new ports should use LRA.
13227 2016-03-02 Jakub Jelinek <jakub@redhat.com>
13230 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
13231 gimplify_type_sizes the type they refer to.
13232 (omp_notice_variable): Handle reference vars to VLAs.
13233 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
13234 reference to VLA decls in the second pass instead of first pass.
13236 2016-03-02 Tom de Vries <tom@codesourcery.com>
13238 PR tree-optimization/68659
13239 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
13240 new_expr == NULL_TREE.
13241 (get_new_name): Handle ADDR_EXPR.
13243 2016-03-02 Bin Cheng <bin.cheng@arm.com>
13245 PR rtl-optimization/69052
13246 * loop-invariant.c (canonicalize_address): New function.
13247 (inv_can_prop_to_addr_use): Check validity of address expression
13248 which is canonicalized by above function.
13250 2016-03-02 Alan Modra <amodra@gmail.com>
13253 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
13256 2016-03-02 Jakub Jelinek <jakub@redhat.com>
13259 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
13260 (*movhi_internal): Put mask moves from and to memory separately
13261 from moves from/to GPRs.
13263 2016-03-02 Richard Biener <rguenther@suse.de>
13265 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
13266 GENERIC expressions in GIMPLE.
13268 2016-03-02 Richard Biener <rguenther@suse.de>
13270 * config/i386/i386.c (type_natural_mode): Fix typo.
13272 2016-03-02 Nick Clifton <nickc@redhat.com>
13274 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
13276 2016-03-02 Richard Biener <rguenther@suse.de>
13277 Uros Bizjak <ubizjak@gmail.com>
13280 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
13282 2016-03-02 Richard Biener <rguenther@suse.de>
13284 PR middle-end/67278
13285 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
13287 2016-03-02 Marek Polacek <polacek@redhat.com>
13290 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
13291 "is promoted to" warning.
13293 2016-03-01 DJ Delorie <dj@redhat.com>
13295 * config.gcc: Deprecate mep-*.
13297 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
13299 PR middle-end/70025
13300 * lra-constraints.c (regno_val_use_in): New.
13301 (match_reload): Use it instead of regno_use_in.
13303 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
13305 PR rtl-optimization/70007
13306 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
13307 references present in REG_EQUAL notes attached to non-SET patterns.
13309 2016-03-01 Jeff Law <law@redhat.com>
13311 PR tree-optimization/69196
13312 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13313 Appropriately clamp the number of statements to copy when the
13314 thread path does not traverse a loop backedge.
13316 PR tree-optimization/69196
13317 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13318 Do count some PHIs in the thread path against the insn count. Decrease
13319 final statement count by one as the control statement in the last
13320 block will get removed. Remove special cased code for handling PHIs
13323 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
13326 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
13327 asm dialect alternatives to explicit GOTPCREL calls.
13329 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
13332 * ira.c (do_reload): Issue warning for generic stack checking here...
13333 * reload1.c (reload): ...instead of here and streamline it.
13335 2016-03-01 Nick Clifton <nickc@redhat.com>
13337 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
13339 2016-03-01 Richard Biener <rguenther@suse.de>
13341 PR tree-optimization/69983
13342 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
13343 types and fall back to operand_equal_p.
13345 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13348 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13350 * config/s390/constraints.md ("jm8"): New constraint.
13351 * config/s390/predicates.md ("const_int_8bitset_operand"): New
13353 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
13355 ("*setmem_long<setmem_and>"): New pattern.
13356 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
13358 ("*setmem_long_31z<setmem_and>"): New pattern.
13359 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
13360 New substitution rules with the required attributes.
13363 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13366 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13368 * gensupport.c (process_substs_on_one_elem): Split loop to
13369 complete mark_operands_used_in_match_dup on all expressions in the
13371 (adjust_operands_numbers): Inline into process_substs_on_one_elem
13372 and remove function.
13374 2016-03-01 Richard Biener <rguenther@suse.de>
13376 PR middle-end/70022
13377 * fold-const.c (fold_indirect_ref_1): Fix range checking for
13378 vector BIT_FIELD_REF extract.
13380 2016-03-01 Richard Biener <rguenther@suse.de>
13382 PR tree-optimization/69994
13383 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
13385 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
13387 PR tree-optimization/69956
13388 * tree-vect-stmts.c (supportable_widening_operation): Support
13389 multi-step conversion of boolean vectors.
13390 (supportable_narrowing_operation): Likewise.
13392 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13394 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
13397 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13399 * config/s390/subst.md (DSI_VI): New mode iterator.
13400 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
13401 * config/s390/vector.md ("vec_set<mode>"): Move expander before
13402 the insn definition.
13403 ("*vec_set<mode>"): Change predicate and add alternative to
13404 support only either register or const_int operands as element
13406 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
13408 ("vec_extract<mode>"): New expander.
13409 ("*vec_extract<mode>"): New insn definition supporting reg and
13410 const_int element selectors.
13411 ("*vec_extract<mode>_plus"): New insn definition supporting
13412 reg+const_int element selectors.
13413 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
13414 following expander+insn definition.
13415 ("<vec_shifts_name><mode>3"): New expander.
13416 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
13418 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13420 * config/s390/s390.md ("*tabort_1"): Change predicate to
13421 nonmemory_operand. Add a second alternative to cover
13422 register as well as const int operands.
13423 ("*tabort_1_plus"): New pattern definition.
13425 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13427 * config/s390/s390.md ("*ashrdi3_cc_31")
13428 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
13429 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
13430 Merge insn definitions into ...
13431 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
13432 New pattern definition.
13433 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
13434 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
13435 ("*ashr<mode>3_and"): Merge insn definitions into ...
13436 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
13437 New pattern definition.
13438 * config/s390/subst.md ("addr_style_op_cc_subst")
13439 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
13440 substitutions patterns plus attributes.
13441 Add ashiftrt to SUBST iterator.
13443 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13445 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
13446 op2 to nonmemory_operand.
13447 ("*<shift>di3_31", "*<shift>di3_31_and"):
13448 Merge into single pattern definition ...
13449 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
13450 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
13451 pattern definition ...
13452 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
13453 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
13456 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13458 * config/s390/predicates.md (const_int_6bitset_operand): New
13460 * config/s390/s390.md: Include subst.md.
13461 ("rotl<mode>3"): New expander.
13462 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
13464 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
13465 * config/s390/subst.md: New file.
13467 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13469 * config/s390/s390.md ("op_type", "atype", "length" attributes):
13470 Remove RRR type. It doesn't really exist.
13471 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
13473 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
13474 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
13475 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
13476 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
13477 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
13478 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
13479 `enabled' attribute.
13481 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13483 * gensupport.c (process_substs_on_one_elem): Split loop to
13484 complete mark_operands_used_in_match_dup on all expressions in the
13486 (adjust_operands_numbers): Inline into process_substs_on_one_elem
13487 and remove function.
13489 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
13492 * config/sparc/sparc.c (NWORDS_UP): Rename to...
13493 (CEIL_NWORDS): ...this. Use CEIL macro.
13494 (compute_fp_layout): Adjust to above renaming.
13495 (function_arg_union_value): Likewise.
13496 (sparc_arg_partial_bytes): Likewise.
13497 (sparc_function_arg_advance): Likewise.
13499 2016-02-29 Jeff Law <law@redhat.com>
13501 PR tree-optimization/70005
13502 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
13503 where an object with a boolean range is compared against a value
13506 PR tree-optimization/69999
13507 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
13508 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
13511 2016-02-29 Richard Biener <rguenther@suse.de>
13513 PR tree-optimization/69994
13514 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
13515 (get_unary_op): Look through nop conversions.
13516 (ops_equal_values_p): New function, look for equality diregarding
13518 (eliminate_plus_minus_pair): Use ops_equal_values_p
13519 (repropagate_negates): Do not use get_unary_op here.
13521 2016-02-29 Martin Liska <mliska@suse.cz>
13523 * system.h: Poison ENABLE_CHECKING macro.
13525 2016-02-29 Martin Liska <mliska@suse.cz>
13527 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
13528 is presented in dump flags.
13529 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13530 (hsa_regalloc): Likewise.
13532 2016-02-19 Richard Biener <rguenther@suse.de>
13534 PR tree-optimization/69980
13535 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
13536 permutation of those we need to keep.
13538 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
13541 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
13542 (NWORDS_UP): ...this
13543 (init_cumulative_args): Minor tweaks.
13544 (sparc_promote_function_mode): Likewise.
13545 (scan_record_type): Delete.
13546 (traverse_record_type): New function template.
13547 (classify_data_t): New structure type.
13548 (classify_registers): New inline function.
13549 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
13550 exhausted. Instantiate traverse_record_type on classify_registers and
13551 deal with the case of a structure passed in slot #15 with no FP field
13553 (assign_data_t): New structure type.
13554 (compute_int_layout): New static function.
13555 (compute_fp_layout): Likewise.
13556 (count_registers): New inline function.
13557 (assign_int_registers): New static function.
13558 (assign_fp_registers): Likewise.
13559 (assign_registers): New inline function.
13560 (function_arg_record_value_1): Delete.
13561 (function_arg_record_value_2): Likewise.
13562 (function_arg_record_value_3): Likewise.
13563 (function_arg_record_value): Adjust to above changes. Instantiate
13564 traverse_record_type on count_registers to first count the number of
13565 registers to be used and then on assign_registers to assign them.
13566 (function_arg_union_value): Adjust to above renaming.
13567 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
13568 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
13569 case of a structure passed in slot #15
13570 (sparc_function_arg_advance): Likewise.
13571 (function_arg_padding): Minor tweak.
13573 2016-02-29 Richard Biener <rguenther@suse.de>
13575 PR tree-optimization/69720
13576 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
13577 the adjustment_def path for possibly vectorized defs.
13578 (vect_create_epilog_for_reduction): Handle vectorized initial
13581 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
13583 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
13585 2016-02-27 Jeff Law <law@redhat.com>
13588 2016-02-26 Richard Biener <rguenther@suse.de>
13589 Jeff Law <law@redhat.com>
13591 PR tree-optimization/69740
13592 * cfghooks.c (remove_edge): Request loop fixups if we delete
13593 an edge that might turn an irreducible loop into a natural
13596 2016-02-27 Jakub Jelinek <jakub@redhat.com>
13598 PR rtl-optimization/69896
13599 * tree-vect-generic.c (get_compute_type): Avoid single element
13602 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
13604 Rename the AArch64 tuning option and related functions to enable the
13605 Newton series for the reciprocal square root to reflect its
13606 approximative characteristic.
13608 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
13609 function to "aarch64_emit_approx_rsqrt".
13610 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
13611 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
13612 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
13613 (xgene1_tunings): Likewise.
13614 (use_rsqrt_p): Likewise.
13615 (aarch64_emit_swrsqrt): Use new function name.
13616 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
13617 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
13618 text explaining this option.
13619 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
13621 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13624 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
13625 complain about -mallow-movmisalign without -mvsx if
13626 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
13628 2016-02-26 Joel Sherrill <joel@rtems.org>
13630 * config.gcc: Add x86_64-*-rtems*.
13631 * config/i386/rtems-64.h: New file.
13633 2016-02-26 Joel Sherrill <joel@rtems.org>
13635 * config.gcc: Add aarch64-*-rtems*.
13636 * config/aarch64/rtems.h: New file.
13638 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
13641 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
13642 shift amount using %h. Add comment.
13644 2016-02-26 Richard Biener <rguenther@suse.de>
13645 Jeff Law <law@redhat.com>
13647 PR tree-optimization/69740
13648 * cfghooks.c (remove_edge): Request loop fixups if we delete
13649 an edge that might turn an irreducible loop into a natural
13652 2016-02-26 Martin Jambor <mjambor@suse.cz>
13654 PR middle-end/69920
13655 * tree-sra.c (sra_modify_assign): Do not remove loads of
13656 uninitialized aggregates to SSA_NAMEs.
13658 2016-02-26 Richard Henderson <rth@redhat.com>
13661 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
13662 pseudo in case the target rtx matches the source of the left
13665 2016-02-26 Martin Jambor <mjambor@suse.cz>
13668 * hsa.h (hsa_type_packed_p): Declare.
13669 * hsa.c (hsa_type_packed_p): New function.
13670 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
13672 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
13673 * hsa-brig.c (emit_basic_insn): Likewise.
13675 2016-02-26 Martin Jambor <mjambor@suse.cz>
13678 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
13680 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
13682 2016-02-26 Martin Jambor <mjambor@suse.cz>
13684 * hsa.h (is_a_helper): New overload for hsa_op_immed for
13685 hsa_op_with_type operands.
13686 (hsa_unsigned_type_for_type): Declare.
13687 * hsa.c (hsa_unsigned_type_for_type): New function.
13688 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
13689 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
13690 the finalizer. Do not emit extra move.
13692 2016-02-26 Martin Jambor <mjambor@suse.cz>
13694 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
13695 atomic operations in private segment.
13697 2016-02-26 Martin Jambor <mjambor@suse.cz>
13699 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
13700 statements to wi->info. Also disallow omp simd constructs.
13701 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
13702 for not gridifying. Dump special string for omp_for.
13704 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13707 * config/aarch64/aarch64.c (aarch64_set_current_function):
13708 Save/restore target globals when switching to
13709 target_option_default_node.
13711 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13714 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
13715 Return 0 if !SHIFT_COUNT_TRUNCATED.
13717 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13718 Eric Botcazou <ebotcazou@adacore.com>
13720 PR rtl-optimization/69891
13721 * dse.c (scan_insn): If we can't figure out memset arguments
13722 or they are non-constant, call clear_rhs_from_active_local_stores.
13724 2016-02-26 Martin Liska <mliska@suse.cz>
13726 * doc/extend.texi: Mention clog10, clog10f an clog10l
13727 in Builtins section.
13729 2016-02-26 Martin Liska <mliska@suse.cz>
13731 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
13733 (resolve_args_picking_1): Likewise.
13734 * dwarf2out.h (struct GTY): Likewise.
13736 2016-02-26 Martin Liska <mliska@suse.cz>
13738 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
13739 with flag_checking.
13740 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13742 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
13743 Martin Liska <mliska@suse.cz>
13745 * doc/install.texi: Mention --enable-valgrind-annotations.
13747 2016-02-26 Richard Biener <rguenther@suse.de>
13749 PR tree-optimization/69551
13750 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
13751 looking through aliases adjust DECL_PT_UID to refer to the
13752 ultimate alias target.
13754 2016-02-25 Martin Liska <mliska@suse.cz>
13756 PR middle-end/69919
13757 * alloc-pool.c (after_memory_report): New variable.
13758 * alloc-pool.h (base_pool_allocator ::release): Do not use
13759 the infrastructure if after_memory_report.
13760 * toplev.c (toplev::main): Mark after memory report.
13762 2016-02-25 Richard Biener <rguenther@suse.de>
13764 PR tree-optimization/48795
13765 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
13767 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
13770 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
13771 offloading is enabled and -fopenacc or -fopenmp is specified.
13772 (CRTOFFLOADEND): Likewise.
13773 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
13774 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
13775 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
13776 (offload_objects_file_name): New static var.
13777 (tool_cleanup): Remove offload_objects_file_name file.
13778 (find_offloadbeginend): Replace with ...
13779 (find_crtoffloadtable): ... this.
13780 (run_gcc): Remove offload_argc and offload_argv.
13781 Get offload_objects_file_name from -foffload-objects=... option.
13782 Read names of object files with offload from this file, pass them to
13783 compile_images_for_offload_targets. Don't call find_offloadbeginend and
13784 don't pass offloadbegin and offloadend to the linker. Don't pass
13785 offload non-LTO files to the linker, because now they're not claimed.
13787 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
13790 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13791 on builtin_unreachable.
13793 2016-02-25 Jakub Jelinek <jakub@redhat.com>
13795 PR rtl-optimization/69896
13796 * regcprop.c: Include cfgrtl.h.
13797 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
13798 than remembered mode, either delete it (if noop_move_p), or
13799 treat like copy_p but not noop_p instruction.
13801 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13804 * dwarf2out.c (gen_variable_die): Work around buggy LTO
13805 - allow NULL decl for Fortran DW_TAG_common_block variables.
13807 2016-02-24 Jason Merrill <jason@redhat.com>
13809 * common.opt (flifetime-dse): Add -flifetime-dse=1.
13811 2016-02-24 Richard Biener <rguenther@suse.de>
13812 Jakub Jelinek <jakub@redhat.com>
13814 PR middle-end/69760
13815 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
13816 conditionally executed ops to well-defined overflow behavior.
13818 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13820 PR middle-end/69915
13821 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
13824 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13826 PR rtl-optimization/69886
13827 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
13828 argument. Use it when checking validity of set instructions.
13829 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
13830 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
13832 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
13833 * store-motion.c (find_moveable_store): Update
13834 can_assign_to_reg_without_clobbers_p callsite.
13836 2016-02-24 Richard Biener <rguenther@suse.de>
13838 PR middle-end/68963
13839 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
13841 (record_nonwrapping_iv): Do not fall back to the low/high bound
13842 for non-constant IV bases if the stmt is not always executed.
13844 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13846 * config/arm/arm-cores.def (cortex-a32): New entry.
13847 * config/arm/arm-tables.opt: Regenerate.
13848 * config/arm/arm-tune.md: Regenerate.
13849 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
13850 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
13851 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
13852 for -mcpu and -mtune.
13854 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13857 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
13858 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
13859 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
13860 (atomic_loaddi_1): Delete.
13861 (atomic_loaddi): Rewrite expander using the above changes.
13863 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13866 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
13869 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13870 Richard Biener <rguenth@suse.de>
13872 PR middle-end/69909
13873 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
13874 set_mem_attributes if tem is SSA_NAME which got expanded
13877 2016-02-24 Richard Biener <rguenther@suse.de>
13879 PR tree-optimization/69907
13880 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
13881 end of permutations for BB vectorization.
13883 2016-02-24 Christian Bruel <christian.bruel@st.com>
13885 * config/arm/arm-c.c (arm_option_override): Initialize
13886 target_option_current_node.
13887 * config/arm/arm.c (arm_pragma_target_parse): Replace
13888 build_target_option_node call by target_option_current_node.
13889 Set target_option_current_node.
13892 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
13895 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
13896 define_insn_and_split to define_insn.
13897 (zero_extendqi<mode>2_dot2): Same.
13898 (extendqi<mode>2_dot): Same.
13899 (extendqi<mode>2_dot2): Same.
13901 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13903 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
13904 and add bypass for AES{D,E} and AESMC pairs.
13905 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
13908 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13910 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
13911 series for reciprocal square root in Exynos M1.
13913 2016-02-23 Martin Sebor <msebor@redhat.com>
13916 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
13917 __builtin_alloca_with_align.
13919 2016-02-23 Richard Henderson <rth@redhat.com>
13921 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
13922 (ix86_register_pragmas): Remove __seg_tls.
13923 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
13924 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
13925 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
13926 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
13927 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
13928 * doc/extend.texi (__seg_tls): Remove item.
13930 2016-02-23 Richard Biener <rguenther@suse.de>
13932 * alloc-pool.h (struct allocation_object): Make id member
13933 conditional on CHECKING_P again.
13934 (get_instance): Adjust.
13935 (base_pool_allocator): Likewise.
13937 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
13939 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
13940 (parallelize_loops): In OpenACC kernels mode, set n_threads to
13942 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
13944 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
13946 2016-02-23 Richard Biener <rguenther@suse.de>
13948 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
13949 * bitmap.h (struct bitmap_usage): Likewise.
13950 (bitmap_move): Declare.
13951 * bitmap.c (register_overhead): Take size_t argument.
13952 (bitmap_move): New function.
13953 * df-problems.c (df_rd_transfer_function): Use bitmap_move
13954 to properly account overhead.
13955 * tree.c (free_node): Use tree_size.
13957 2016-02-23 Jakub Jelinek <jakub@redhat.com>
13960 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
13961 when inverting comparison.
13964 * common.opt (Wunreachable-code): Add Warning flag.
13966 2016-02-23 Mark Wielaard <mjw@redhat.com>
13967 Jakub Jelinek <jakub@redhat.com>
13970 * cgraphunit.c (check_global_declaration): Check main_input_filename
13971 and DECL_SOURCE_FILE are not NULL.
13973 2016-02-23 Martin Jambor <mjambor@suse.cz>
13975 PR tree-optimization/69666
13976 * tree-sra.c (sra_modify_assign): Do not attempt to create
13977 default_def replacements for unscalarizable regions.
13979 2016-02-20 Mark Wielaard <mjw@redhat.com>
13982 * cgraphunit.c (check_global_declaration): Check level of
13983 warn_unused_const_variable and main_input_filename.
13984 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
13985 (-Wunused-variable): For C implies -Wunused-const-variable=1.
13986 (-Wunused-const-variable): Explain levels 1 and 2.
13988 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13991 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
13992 identical arguments. Formatting and spelling fixes.
13995 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
14000 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
14001 and m68k-devices.def.
14002 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
14003 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
14005 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
14007 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
14008 and HImode registers.
14010 2016-02-22 Richard Biener <rguenther@suse.de>
14012 PR tree-optimization/69882
14013 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
14014 preserve permutations present because of gaps.
14015 (vect_supported_load_permutation_p): Always continue checking
14016 permutations after vect_attempt_slp_rearrange_stmts.
14018 2016-02-22 Bin Cheng <bin.cheng@arm.com>
14020 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
14021 min_profitable_estimate, rather than min_profitable_iters.
14023 2016-02-22 Jakub Jelinek <jakub@redhat.com>
14026 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
14027 SImode for last match_operand.
14029 2016-02-22 Martin Liska <mliska@suse.cz>
14031 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
14032 return bitsize - 1 as the return value.
14034 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
14038 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
14039 Handle negative shift counts.
14040 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
14041 force_reg on the shift constant.
14042 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
14043 (lshrsi3_d): Handle negative shift counts.
14045 2016-02-22 Richard Biener <rguenther@suse.de>
14046 Tom de Vries <tom@codesourcery.com>
14048 * graph.c: Include dumpfile.h.
14049 (print_graph_cfg): Split into three overloads.
14050 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
14052 2016-02-22 Tom de Vries <tom@codesourcery.com>
14054 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
14057 2016-02-22 Richard Biener <rguenther@suse.de>
14060 * ipa-inline-transform.c (inline_call): When not updating
14061 overall summaries adjust self size by the growth estimate.
14062 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
14063 hash-set, do not update overall summaries here. Renamed from ...
14064 (inline_to_all_callers): ... this which is now wrapping the
14065 above and performing delayed overall summary update.
14066 (early_inline_small_functions): Delay updating of the overall
14069 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
14071 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
14074 2016-02-19 Jakub Jelinek <jakub@redhat.com>
14077 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
14078 :%* in %:gt() argument.
14079 (greater_than_spec_func): Adjust for expecting only numbers,
14080 if there are more than two numbers, compare the last two.
14082 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
14084 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
14085 -Wnarrowing with -std.
14087 2016-02-19 Jakub Jelinek <jakub@redhat.com>
14090 * expr.c (store_field): Don't use bit-field path if exp is
14091 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
14092 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
14093 and the assignment can be performed by bitwise copy. Formatting
14096 PR middle-end/69838
14097 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
14098 call copy_reg_eh_region_note_forward on before and/or after sequences
14099 and remove note from insn if it no longer can throw.
14102 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
14103 if TARGET_AVX512BW.
14105 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14107 * config/s390/vector.md: Add missing commutative operand markers
14108 to the patterns which qualify for one.
14109 * config/s390/vx-builtins.md: Likewise.
14111 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14113 * config/s390/vector.md (VI, VI_QHS): Add single element vector
14114 types to mode iterators.
14115 (vec_double): ... and mode attribute.
14116 * config/s390/vx-builtins.md (non_vec_int): Likewise.
14118 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14120 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
14121 Change the predicate of op2 from nonimmediate to general and let
14122 reload fix it if necessary.
14124 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14126 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
14128 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14130 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
14133 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14135 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
14136 * config/s390/s390.c (s390_expand_vec_movstr): New function.
14137 * config/s390/s390.md ("movstr<P:mode>"): Call
14138 s390_expand_vec_movstr.
14140 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14142 * config/s390/s390.md: Add missing output modifier for operand 1
14143 to print it as address properly.
14145 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14147 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
14148 * config/s390/2964.md: New file.
14149 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
14150 of insn grouping attributes depending on the CPU level.
14151 (s390_get_unit_mask): New function.
14152 (s390_sched_score): Remove the OOO from the scheduling macros.
14153 Add loop to calculate a score for the instruction mix.
14154 (s390_sched_reorder): Likewise plus improve debug output.
14155 (s390_sched_variable_issue): Rename macros as above. Calculate
14156 the unit distances after actually scheduling an insn. Improve
14158 (s390_sched_init): Clear last_scheduled_unit_distance array.
14159 * config/s390/s390.md: Include 2964.md.
14161 2016-02-18 Jakub Jelinek <jakub@redhat.com>
14164 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
14165 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
14166 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
14167 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
14168 *avx512f_<code>v8div16qi2_mask_1): New insns.
14170 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14173 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
14176 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
14177 earlyclobber from target. Use wF constraint for fused memory
14179 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
14181 2016-02-18 Jakub Jelinek <jakub@redhat.com>
14182 Martin Liska <mliska@suse.cz>
14185 * cfgexpand.c (asan_sanitize_stack_p): New function.
14186 (partition_stack_vars): Use the function.
14187 (expand_stack_vars): Likewise.
14188 (defer_stack_allocation): Likewise.
14189 (expand_used_vars): Likewise.
14191 2016-02-18 Richard Biener <rguenther@suse.de>
14193 PR middle-end/69553
14194 * fold-const.c (operand_equal_p): Properly compare offsets for
14195 IMAGPART_EXPR and ARRAY_REF.
14197 2016-02-18 Nick Clifton <nickc@redhat.com>
14201 * config/arm/arm.c (arm_option_override_internal): Disable
14202 interworking if the target does not support thumb instructions.
14203 (arm_reload_in_hi): Handle the case where a register to register
14204 move needs reloading because there is no simple pattern to handle
14206 (arm_reload_out_hi): Likewise.
14208 2016-02-18 Richard Biener <rguenther@suse.de>
14210 PR middle-end/69854
14211 * match.pd: Don't use fold_binary or fold_unary for folding
14214 2016-02-17 Jakub Jelinek <jakub@redhat.com>
14217 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
14218 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
14219 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
14220 warn on gimple_no_warning_p statements.
14222 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
14224 * doc/extend.texi (C++ Attributes): Correct description of
14225 warn_unused type attribute.
14227 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14229 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
14230 correct instruction.
14232 2016-02-17 Richard Biener <rguenther@suse.de>
14234 PR rtl-optimization/69609
14235 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
14236 (find_traces_1_round): When ending a trace update cached priority
14238 (bb_to_key): Use cached priority when available.
14239 (copy_bb): Initialize cached priority.
14240 (reorder_basic_blocks_software_trace_cache): Likewise.
14242 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14245 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
14247 (aarch64_comparison_operator): Break overly long line into two.
14248 (aarch64_comparison_operation): Likewise.
14249 * config/aarch64/aarch64.md (cstorecc4): Use
14250 aarch64_comparison_operator_mode instead of
14251 aarch64_comparison_operator.
14252 (cstore<mode>4): Likewise.
14253 (aarch64_cstore<mode>): Likewise.
14254 (*cstoresi_insn_uxtw): Likewise.
14255 (cstore<mode>_neg): Likewise.
14256 (*cstoresi_neg_uxtw): Likewise.
14258 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14261 * config/arm/predicates.md (arm_comparison_operator_mode):
14263 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
14264 instead of arm_comparison_operator.
14265 (*mov_negscc): Likewise.
14266 (*mov_notscc): Likewise.
14267 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
14268 (*thumb2_mov_negscc): Likewise.
14269 (*thumb2_mov_negscc_strict_it): Likewise.
14270 (*thumb2_mov_notscc): Likewise.
14271 (*thumb2_mov_notscc_strict_it): Likewise.
14273 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
14275 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
14276 Add missing return.
14278 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
14280 * config/visium/visium.c (machine_libfunc_index): New enum.
14281 (machine_libfuncs): New structure.
14282 (visium_libfuncs): New static variable.
14283 (TARGET_INIT_LIBFUNCS): Define to...
14284 (visium_init_libfuncs): ...this. New function.
14285 (expand_block_move_4): Use the appropriate libfunc.
14286 (expand_block_move_2): Likewise.
14287 (expand_block_move_1): Likewise.
14288 (expand_block_set_4): Likewise.
14289 (expand_block_set_2): Likewise.
14290 (expand_block_set_1): Likewise.
14291 (visium_trampoline_init): Likewise.
14293 2016-02-17 Nick Clifton <nickc@redhat.com>
14295 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
14296 TI's devices.csv file as of March 2016.
14298 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
14301 * opts-global.c (handle_common_deferred_options): Introduce and
14302 initialize two global variables to remember command-line options
14303 specifying a stack-limiting register.
14304 * opts.h: Add extern declarations of the two new global variables.
14305 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
14306 variable based on the values of the two new global variables.
14308 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14311 * common.opt (Wnonnull-compare): New warning.
14312 * doc/invoke.texi (-Wnonnull): Remove text about comparison
14313 of arguments against NULL.
14314 (-Wnonnull-compare): Document.
14315 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
14316 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
14317 * passes.def (pass_warn_nonnull_compare): Add.
14318 * gimple-ssa-nonnull-compare.c: New file.
14320 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14322 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
14323 AARCH64_EXTRA_TUNE_RECIP_SQRT.
14325 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14327 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
14328 reciprocal sqrt for -mlow-precision-recip-sqrt.
14330 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14331 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14333 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
14334 always use lane loads to construct non-constant vectors.
14336 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14338 * config/aarch64/aarch64.md
14339 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
14340 constraints for operand 3.
14341 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
14343 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14344 Richard Biener <rguenther@suse.de>
14346 PR tree-optimization/69820
14347 * tree-vect-patterns.c (type_conversion_p): Return false if
14348 *orig_type is unsigned single precision or boolean.
14349 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
14352 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14354 PR rtl-optimization/69764
14355 PR rtl-optimization/69771
14356 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
14357 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
14359 2016-02-16 Richard Biener <rguenther@suse.de>
14361 PR tree-optimization/69776
14362 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
14364 (indirect_refs_may_alias_p): Likewise.
14365 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
14366 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
14367 according to tbaa_p.
14368 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
14369 (optimize_stmt): For redundant store discovery do not allow tbaa.
14371 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
14373 PR tree-optimization/69714
14374 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
14375 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
14377 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
14379 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
14380 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
14381 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
14382 * config/arc/arc.c (arc_init): Check FPU options.
14383 (get_arc_condition_code): Handle new CC_FPU* modes.
14384 (arc_select_cc_mode): Likewise.
14385 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
14386 register pair only. Allow access for ARCv2 accumulator.
14387 (gen_compare_reg): Whenever we have FPU support use FPU compare
14389 (arc_reorg): Don't generate brcc insns when FPU compare
14390 instructions are involved.
14391 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
14392 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
14393 floating point emulation.
14394 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
14395 (REVERSE_CONDITION): Add new CC_FPU* modes.
14396 (TARGET_FP_SP_BASE): Define.
14397 (TARGET_FP_DP_BASE): Likewise.
14398 (TARGET_FP_SP_FUSED): Likewise.
14399 (TARGET_FP_DP_FUSED): Likewise.
14400 (TARGET_FP_SP_CONV): Likewise.
14401 (TARGET_FP_DP_CONV): Likewise.
14402 (TARGET_FP_SP_SQRT): Likewise.
14403 (TARGET_FP_DP_SQRT): Likewise.
14404 (TARGET_FP_DP_AX): Likewise.
14405 * config/arc/arc.md (ARCV2_ACC): New constant.
14406 (type): New fpu type attribute.
14407 (SDF): Conditional iterator.
14408 (cstore<mode>, cbranch<mode>): Change expand condition.
14409 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
14410 handles FPU/FPX cases as well.
14411 * config/arc/arc.opt (mfpu): New option.
14412 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
14414 (adddf3, muldf3, subdf3): Removed.
14415 * config/arc/predicates.md (proper_comparison_operator): Recognize
14417 * config/arc/fpu.md: New file.
14418 * doc/invoke.texi (ARC Options): Document mfpu option.
14420 2016-02-16 Richard Biener <rguenther@suse.de>
14422 PR rtl-optimization/69291
14423 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
14424 noce_operand_ok check.
14426 2016-02-16 Tom de Vries <tom@codesourcery.com>
14429 * omp-low.c (simd_clone_create): Remove call to
14430 symtab->call_cgraph_insertion_hooks.
14432 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14434 PR tree-optimization/69802
14435 * tree-ssa-reassoc.c (update_range_test): If op is
14436 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
14437 op == 1 test of precision 1 integral op, otherwise handle
14438 that case as op itself. Fix up formatting.
14439 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
14442 2016-02-16 Richard Biener <rguenther@suse.de>
14444 PR tree-optimization/69586
14445 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
14446 types for conversion sources.
14448 2016-02-16 Richard Biener <rguenther@suse.de>
14450 PR middle-end/69801
14451 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
14452 mask OEP_ADDRESS_OF.
14454 2016-02-16 Alan Modra <amodra@gmail.com>
14457 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
14458 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
14459 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
14461 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
14462 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
14463 (p8_fmrgow_<mode>): Likewise.
14464 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
14466 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
14467 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
14468 to use movdi_internal64. Remove op0_di.
14469 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
14471 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
14473 Add support for the FCCMP insn types
14475 * config/aarch64/aarch64.md (fccmp): Change insn type.
14476 (fccmpe): Likewise.
14477 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
14478 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
14479 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
14480 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
14481 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
14482 * config/arm/types.md (fccmps): Add new insn type.
14483 (fccmpd): Likewise.
14485 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
14487 * alias.c (get_alias_set): Fix a typo in comment.
14489 2016-02-15 Richard Biener <rguenther@suse.de>
14491 PR tree-optimization/69595
14492 * match.pd: Complete range test simplification to true.
14494 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
14496 PR rtl-optimization/69648
14497 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
14498 pic_offset_table_rtx.
14500 PR rtl-optimization/69752
14501 * ira.c (update_equiv_regs): When looking for more than a single SET,
14502 also take other side effects into account.
14504 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
14506 * config/s390/s390.c (s390_function_profiler): Add a new sequence
14507 for z900+ CPUs in 31-bit mode.
14509 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
14511 * common/config/s390/s390-common.c (s390_supports_split_stack):
14513 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
14514 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
14515 * config/s390/s390.c (struct machine_function): New field
14516 split_stack_varargs_pointer.
14517 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
14518 in s390_emit_prologue.
14519 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
14521 (morestack_ref): New global.
14522 (SPLIT_STACK_AVAILABLE): New macro.
14523 (s390_expand_split_stack_prologue): New function.
14524 (s390_live_on_entry): New function.
14525 (s390_va_start): Use split-stack vararg pointer if appropriate.
14526 (s390_asm_file_end): Emit the split-stack note sections.
14527 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
14528 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
14529 (UNSPECV_SPLIT_STACK_CALL): New unspec.
14530 (UNSPECV_SPLIT_STACK_DATA): New unspec.
14531 (split_stack_prologue): New expand.
14532 (split_stack_space_check): New expand.
14533 (split_stack_data): New insn.
14534 (split_stack_call): New expand.
14535 (split_stack_call_*): New insn.
14536 (split_stack_cond_call): New expand.
14537 (split_stack_cond_call_*): New insn.
14539 2016-02-15 Richard Biener <rguenther@suse.de>
14541 PR tree-optimization/69783
14542 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14543 Add trivially correct cases.
14545 2016-02-15 Tom de Vries <tom@codesourcery.com>
14548 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
14550 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
14552 2016-02-15 Richard Biener <rguenther@suse.de>
14554 PR tree-optimization/69776
14555 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
14556 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
14557 indicate whether we can use TBAA to disambiguate against stores.
14558 Use alias-set zero if not.
14559 (visit_reference_op_store): Do not use TBAA when looking up
14561 * tree-ssa-pre.c (compute_avail): Use TBAA here.
14562 (eliminate_dom_walker::before_dom_children): But not when looking
14563 up redundant stores.
14565 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
14567 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
14569 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14571 * config/i386/znver1.md
14572 (znver1_pop, znver1_pop_mem,
14573 znver1_load_imov_double_store,
14574 znver1_load_imov_direct_store,
14575 znver1_load_imov_direct_load,
14576 znver1_load_imov_double_load): Add new.
14577 (znver1_insn, znver1_insn_load): Add icmov type.
14578 (znver1_sseavx_fma,
14579 znver1_sseavx_fma_load,
14581 znver1_avx256_fma_load): Fix pipe usage.
14583 2016-02-14 Alan Modra <amodra@gmail.com>
14586 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
14587 with an invalid hard reg, reload just the reg not the entire
14588 pre/post-inc/dec address expression.
14590 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
14593 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
14594 fixed R1_REG scratch reg.
14595 (sibcall_value_pcrel_fdpic): Likewise.
14597 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
14601 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
14603 2016-02-12 Walter Lee <walt@tilera.com>
14605 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
14606 * config/tilegx/t-tilegx: Likewise.
14608 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14611 * diagnostic-show-locus.c (struct line_span): New struct.
14612 (layout::get_first_line): Delete.
14613 (layout::get_last_line): Delete.
14614 (layout::get_num_line_spans): New member function.
14615 (layout::get_line_span): Likewise.
14616 (layout::print_heading_for_line_span_index_p): Likewise.
14617 (layout::get_expanded_location): Likewise.
14618 (layout::calculate_line_spans): Likewise.
14619 (layout::m_first_line): Delete.
14620 (layout::m_last_line): Delete.
14621 (layout::m_line_spans): New field.
14622 (layout::layout): Update comment. Replace m_first_line and
14623 m_last_line with m_line_spans, replacing their initialization
14624 with a call to calculate_line_spans.
14625 (diagnostic_show_locus): When printing source lines and
14626 annotations, rather than looping over a single span
14627 of lines, instead loop over each line_span within
14628 the layout, with an inner loop over the lines within them.
14629 Call the context's start_span callback when changing line spans.
14630 * diagnostic.c (diagnostic_initialize): Initialize start_span.
14631 (diagnostic_build_prefix): Break out the building of the location
14632 part of the string into...
14633 (diagnostic_get_location_text): ...this new function, rewriting
14634 it from nested ternary expressions to a sequence of "if"
14636 (default_diagnostic_start_span_fn): New function.
14637 * diagnostic.h (diagnostic_start_span_fn): New typedef.
14638 (diagnostic_context::start_span): New field.
14639 (default_diagnostic_start_span_fn): New prototype.
14641 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14644 * gcc.c (driver::finalize): Fix cleanup of "specs".
14646 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14650 * gcc.c (driver::driver): Initialize m_option_suggestions.
14651 (driver::~driver): Clean up m_option_suggestions.
14652 (suggest_option): Convert to...
14653 (driver::suggest_option): ...this, and split out into
14654 driver::build_option_suggestions and find_closest_string.
14655 (driver::build_option_suggestions): New function, from
14656 first half of suggest_option. Special-case
14657 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
14658 the sanitizer_opts array. For options of enum types, add the
14659 various enum values to the candidate strings.
14660 (driver::handle_unrecognized_options): Remove "const".
14661 * gcc.h (driver::handle_unrecognized_options): Likewise.
14662 (driver::build_option_suggestions): New decl.
14663 (driver::suggest_option): New decl.
14664 (driver::m_option_suggestions): New field.
14665 * opts-common.c (add_misspelling_candidates): New function.
14666 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
14667 and make non-static.
14668 * opts.h (sanitizer_opts): New array decl.
14669 (add_misspelling_candidates): New function decl.
14670 * spellcheck.c (find_closest_string): New function.
14671 * spellcheck.h (find_closest_string): New function decl.
14673 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14675 PR rtl-optimization/69764
14676 PR rtl-optimization/69771
14677 * optabs.c (expand_binop_directly): For shift_optab_p, force
14678 convert_modes with VOIDmode if xop1 has VOIDmode.
14680 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
14683 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
14684 to correctly determine instrumentation thunks.
14686 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14689 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
14690 type by reference, force lhs on the call.
14693 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
14694 Compute retval and retbnd early in all cases if split_part_return_p
14695 and return_bb is not EXIT. Remove all clobber stmts and reset
14696 all debug stmts that refer to SSA_NAMEs defined in split part,
14697 except if it is retval, in that case replace the old retval with the
14698 lhs of the call to the split part.
14700 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14703 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14705 PR middle-end/66726
14706 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14707 whose result is used in PHI.
14708 (maybe_optimize_range_tests): Likewise.
14709 (final_range_test_p): Likweise.
14711 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14713 PR middle-end/66726
14714 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14715 whose result is used in PHI.
14716 (maybe_optimize_range_tests): Likewise.
14717 (final_range_test_p): Likweise.
14719 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14721 * cgraph.c: Spelling fixes - behaviour -> behavior and
14722 neighbour -> neighbor.
14723 * target.def: Likewise.
14724 * sel-sched.c: Likewise.
14725 * config/mips/mips.c: Likewise.
14726 * config/arc/arc.md: Likewise.
14727 * config/arm/cortex-a57.md: Likewise.
14728 * config/arm/arm.c: Likewise.
14729 * config/arm/neon.md: Likewise.
14730 * config/arm/arm-c.c: Likewise.
14731 * config/vms/vms-c.c: Likewise.
14732 * config/s390/s390.c: Likewise.
14733 * config/i386/znver1.md: Likewise.
14734 * config/i386/i386.c: Likewise.
14735 * config/ia64/hpux-unix2003.h: Likewise.
14736 * config/msp430/msp430.md: Likewise.
14737 * config/rx/rx.c: Likewise.
14738 * config/rx/rx.md: Likewise.
14739 * config/aarch64/aarch64-simd.md: Likewise.
14740 * config/aarch64/aarch64.c: Likewise.
14741 * config/nvptx/nvptx.c: Likewise.
14742 * config/bfin/bfin.c: Likewise.
14743 * config/cris/cris.opt: Likewise.
14744 * config/rs6000/rs6000.c: Likewise.
14745 * target.h: Likewise.
14746 * spellcheck.c: Likewise.
14747 * ira-build.c: Likewise.
14748 * tree-inline.c: Likewise.
14749 * builtins.c: Likewise.
14750 * lra-constraints.c: Likewise.
14751 * explow.c: Likewise.
14752 * hwint.h: Likewise.
14753 * targhooks.c: Likewise.
14754 * tree-vect-data-refs.c: Likewise.
14755 * expr.c: Likewise.
14756 * doc/tm.texi: Likewise.
14757 * doc/extend.texi: Likewise.
14758 * doc/install.texi: Likewise.
14759 * doc/md.texi: Likewise.
14760 * tree-ssa-tail-merge.c: Likewise.
14761 * sched-int.h: Likewise.
14762 * match.pd: Likewise.
14763 * sched-ebb.c: Likewise.
14764 * target.def (omit_struct_return_reg): Likewise.
14765 * gimple-ssa-isolate-paths.c: Likewise.
14766 (find_implicit_erroneous_behaviour): Renamed to...
14767 (find_implicit_erroneous_behavior): ... this.
14768 (find_explicit_erroneous_behaviour): Renamed to...
14769 (find_explicit_erroneous_behavior): ... this.
14770 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
14772 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
14774 PR rtl-optimization/64682
14775 PR rtl-optimization/69567
14776 PR rtl-optimization/69737
14777 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
14778 in I2 as well, just lose it.
14780 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14782 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
14784 (aarch64_last_printed_tune_string): Likewise.
14785 (aarch64_declare_function_name): Only output .arch assembler
14786 directive if it will be different from the previously output
14787 directive. Same for .tune comment but only if -dA is set.
14788 (aarch64_start_file): New function.
14789 (TARGET_ASM_FILE_START): Define.
14791 2016-02-11 David Malcolm <dmalcolm@redhat.com>
14794 * Makefile.in (PLUGIN_HEADERS): Add params.list.
14796 2016-02-11 Jakub Jelinek <jakub@redhat.com>
14799 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
14800 -Wmaybe-uninitialized warning.
14802 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
14805 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
14807 2016-02-11 Richard Biener <rguenther@suse.de>
14809 PR rtl-optimization/69291
14810 * ifcvt.c (noce_try_store_flag_constants): Do not allow
14811 subexpressions affected by changing the result.
14813 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
14816 * lra-constraints.c (curr_insn_transform): Find in/out operands
14817 for secondary memory moves. Update dups.
14819 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14821 PR tree-optimization/69652
14822 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
14823 to nested loop, did source re-formatting, skip debug statements,
14824 add check on statement with volatile operand, remove dead scalar
14827 2016-02-10 Jakub Jelinek <jakub@redhat.com>
14828 Patrick Palka <ppalka@gcc.gnu.org>
14832 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
14833 calls if the return type is TREE_ADDRESSABLE.
14834 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
14835 * ipa-split.c (split_function): Fix doubled "we" in comment.
14836 Use void return type for the split part even if
14837 !split_point->split_part_set_retval.
14839 2016-02-10 Bin Cheng <bin.cheng@arm.com>
14841 PR tree-optimization/68021
14842 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
14843 when computing the value of biv cand by itself.
14845 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14847 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
14848 (cortexa57_tunings): Likewise.
14849 (cortexa72_tunings): Likewise.
14850 (arch_macro_fusion_pair_p): Add support for AES fusion.
14851 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
14852 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
14853 Allow virtual registers before reload so early scheduling works.
14854 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
14855 correct latency and pipeline.
14856 (cortex_a57_crypto_complex): Likewise.
14857 (cortex_a57_crypto_xor): Likewise.
14858 (define_bypass): Add AES bypass.
14860 2016-02-10 Richard Biener <rguenther@suse.de>
14862 PR tree-optimization/69726
14863 * passes.def: Add DCE pass before late uninit.
14864 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
14865 really fixup if-conversions job.
14867 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14869 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
14870 (arm_cortex_a57_tune): Likewise.
14871 (aarch_macro_fusion_pair_p): Add support for AES fusion.
14872 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
14874 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
14876 * timevar.def (TV_PHASE_DBGINFO): Delete.
14877 (TV_PHASE_CHECK_DBGINFO): Likewise.
14878 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
14880 2016-02-10 Richard Biener <rguenther@suse.de>
14882 PR tree-optimization/69719
14883 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14884 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
14886 2016-02-09 Andrew Pinski <apinski@cavium.com>
14889 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
14890 get_vcond_mask_icode returns false.
14892 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14895 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
14896 an ADDIS that adds a pointer to a large constant that sets the
14897 upper16 bits with a load operation.
14899 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14902 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
14904 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
14906 (vzipq_s16): Likewise.
14907 (vzipq_s32): Likewise.
14908 (vzipq_f32): Likewise.
14909 (vzipq_u8): Likewise.
14910 (vzipq_u16): Likewise.
14911 (vzipq_u32): Likewise.
14912 (vzipq_p8): Likewise.
14913 (vzipq_p16): Likewise.
14915 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14918 * config/arm/arm.c (neon_endian_lane_map): New function.
14919 (neon_vector_pair_endian_lane_map): New function.
14920 (arm_evpc_neon_vuzp): Allow for big endian lane order.
14921 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
14923 (vuzpq_s16): Likewise.
14924 (vuzpq_s32): Likewise.
14925 (vuzpq_f32): Likewise.
14926 (vuzpq_u8): Likewise.
14927 (vuzpq_u16): Likewise.
14928 (vuzpq_u32): Likewise.
14929 (vuzpq_p8): Likewise.
14930 (vuzpq_p16): Likewise.
14932 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
14935 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
14938 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
14940 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
14941 truncate const_int operand 1 to QImode.
14943 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
14945 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
14946 corresponding to an abnormal edge.
14948 2016-02-09 Tom de Vries <tom@codesourcery.com>
14950 PR tree-optimization/69599
14951 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
14953 (find_func_aliases_for_builtin_call, find_func_clobbers)
14954 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
14957 2016-02-09 Richard Biener <rguenther@suse.de>
14959 PR tree-optimization/69715
14960 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
14961 LHS on calls as non-rewritable.
14963 2016-02-09 Tom de Vries <tom@codesourcery.com>
14966 * lto-wrapper.c (append_diag_options): New function.
14967 (compile_offload_image): Call append_diag_options.
14969 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
14972 * doc/extend.texi (Flag Output Operands): Correct sectioning.
14973 Minor copy-edit to fix verb tenses.
14975 2016-02-08 Jakub Jelinek <jakub@redhat.com>
14977 PR tree-optimization/69209
14978 * ipa-split.c (split_function): If split part is not
14979 returning retval, retval has gimple type but is not
14980 gimple value, force it into a SSA_NAME first.
14982 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
14984 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
14987 2016-02-08 Jason Merrill <jason@redhat.com>
14990 * convert.c (convert_to_integer_1): Check dofold on truncation
14992 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
14993 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
14994 Rename from *_nofold.
14995 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
14996 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
14998 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
15001 * tree.c (build_common_tree_nodes): Remove short_double argument.
15002 All callers changed.
15003 * tree.h (build_common_tree_nodes): Adjust declaration.
15004 * doc/invoke.texi (-fshort-double): Remove documentation.
15005 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15006 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
15007 * lto-wrapper.c (merge_and_complain, append_compiler_options)
15008 (append_linker_options): Don't handle OPT_fshort_double.
15010 PR rtl-optimization/68730
15011 * lra-remat.c (insn_to_cand_activation): New static variable.
15012 (lra_remat): Allocate and free it.
15013 (create_cand): New arg activation. Initialize a field in
15014 insn_to_cand_activation if it is nonnull.
15015 (create_cands): Pass the activation insn to create_cand when making
15016 a candidate involving an output reload. Reorganize code a little.
15017 (do_remat): Keep track of active status of candidates in a separate
15020 2016-02-08 Richard Biener <rguenther@suse.de>
15022 PR tree-optimization/69719
15023 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
15024 Properly use absolute of the difference of the two offsets to
15025 compare or adjust the segment length.
15027 2016-02-08 Richard Biener <rguenther@suse.de>
15028 Jeff Law <law@redhat.com>
15031 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
15032 types for anonymous SSA names.
15034 2016-02-08 Richard Biener <rguenther@suse.de>
15036 PR rtl-optimization/69274
15037 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
15039 2016-02-08 Jeff Law <law@redhat.com>
15041 PR tree-optimization/65917
15042 * tree-ssa-dom.c (record_temporary_equivalences): Record both
15043 equivalences from if (x == y) style conditionals.
15044 (loop_depth_of_name): Remove.
15045 (record_equality): Remove loop depth check.
15046 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
15047 (const_and_copies::record_const_or_copy_raw): New member function.
15048 * tree-ssa-scopedtables.c
15049 (const_and_copies::record_const_or_copy_raw): New, factored out of
15050 (const_and_copies::record_const_or_copy): Call new member function.
15052 2016-02-05 Jeff Law <law@redhat.com>
15054 PR tree-optimization/68541
15055 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
15056 (count_stmts_in_block): New function.
15057 (poor_ifcvt_candidate_code): Likewise.
15058 (is_feasible_trace): Add some heuristics to determine when path
15059 splitting is profitable.
15060 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
15061 is a diamond with a single exit.
15063 2016-02-05 Martin Sebor <msebor@redhat.com>
15066 * doc/invoke.texi: Update -Wplacement-new to take an optional
15069 2016-02-06 Richard Henderson <rth@redhat.com>
15072 * tree.c (tree_nop_conversion_p): Do not strip casts into or
15073 out of non-standard address spaces.
15075 2016-02-05 Jakub Jelinek <jakub@redhat.com>
15077 PR rtl-optimization/69691
15078 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
15080 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
15082 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
15083 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
15084 (*ieee128_mfvsrd_64bit): Likewise.
15085 (*ieee128_mfvsrd_32bit): Likewise.
15087 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
15091 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15093 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
15094 instrumented_version.
15096 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
15098 * doc/invoke.texi (Optimize Options): In table of --param options
15099 rename second occurrence of tracer-min-branch-ratio to
15100 tracer-min-branch-probability, rename
15101 tracer-min-branch-ratio-feedback to
15102 tracer-min-branch-probability-feedback and clarify description,
15103 rename sched-spec-state-edge-prob-cutoff to
15104 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
15105 to selsched-insns-to-rename, rename lto-minpartition to
15106 lto-min-partition, delete reorder-blocks-duplicate and
15107 reorder-blocks-duplicate-feedback.
15109 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15111 * config/s390/s390.c (s390_register_info_set_ranges): Remove
15114 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
15116 * doc/extend.texi: S/390: Correct some typos.
15118 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15120 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
15122 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15125 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
15126 (s390_register_info_gprtofpr): Use new macros above.
15127 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
15129 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
15130 its name. Adjust restore and save gpr ranges.
15131 (s390_register_info_set_ranges): New function.
15132 (s390_register_info): Use new macros above. Call
15133 s390_register_info_set_ranges.
15134 (s390_optimize_register_info): Likewise.
15135 (s390_hard_regno_rename_ok): Use new macros.
15136 (s390_hard_regno_scratch_ok): Likewise.
15137 (s390_emit_epilogue): Likewise.
15138 (s390_can_use_return_insn): Likewise.
15139 (s390_optimize_prologue): Likewise.
15140 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
15142 2016-02-05 Jakub Jelinek <jakub@redhat.com>
15145 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
15147 (ix86_option_override_internal): Disable TARGET_STV even for
15148 -m{incoming,preferred}-stack-boundary=3.
15150 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15152 * config.gcc: Mark deprecated rtems targets as obsolete.
15154 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
15156 PR rtl-optimization/64682
15157 PR rtl-optimization/69567
15158 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
15159 before I2 only if the register is both used and set in I2.
15161 2016-02-04 DJ Delorie <dj@redhat.com>
15163 * config/msp430/msp430.c (msp430_start_function): Add function type.
15165 2016-02-04 Jakub Jelinek <jakub@redhat.com>
15168 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
15170 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
15172 PR rtl-optimization/69577
15174 2015-10-29 Richard Henderson <rth@redhat.com>
15178 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
15179 sse check to the exact conditions of PR 67609.
15181 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
15184 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
15185 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
15186 not allowed into the traditional Altivec registers.
15187 (movtd_64bit_nodm): Likewise.
15188 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
15190 2016-02-04 David Malcolm <dmalcolm@redhat.com>
15192 * config/aarch64/cortex-a57-fma-steering.c
15193 (aarch64_register_fma_steering): Remove "static" from arguments
15196 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
15199 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
15200 twice when complex.
15202 2016-02-04 Mike Frysinger <vapier@gentoo.org>
15204 * doc/invoke.texi: Delete -mno-fma4.
15206 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
15208 PR rtl-optimization/69577
15209 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
15210 (find_subregs_of_mode): Update accordingly. Iterate over partial
15213 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
15215 * config/arm/arm-protos.h (neon_reinterpret): Remove.
15216 * config/arm/arm.c (neon_reinterpret): Remove.
15217 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
15218 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
15219 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
15220 vreinterpretti): Remove.
15221 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
15222 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
15223 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
15224 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
15225 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
15226 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
15227 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
15228 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
15229 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
15230 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
15231 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
15232 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
15233 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
15234 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
15235 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
15236 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
15237 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
15238 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
15239 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
15240 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
15241 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
15242 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
15243 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
15244 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
15245 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
15246 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
15247 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
15248 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
15249 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
15250 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
15251 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
15252 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
15253 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
15254 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
15255 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
15256 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
15257 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
15258 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
15259 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
15260 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
15261 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
15262 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
15263 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
15264 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
15265 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
15266 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
15267 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
15268 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
15269 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
15270 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
15271 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
15272 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
15273 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
15274 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
15275 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
15276 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
15277 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
15278 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
15279 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
15280 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
15281 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
15282 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
15283 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
15284 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
15285 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
15286 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
15287 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
15288 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
15289 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
15290 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
15291 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
15292 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
15293 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
15294 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
15295 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
15296 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
15297 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
15298 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
15299 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
15300 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
15301 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
15302 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
15303 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
15304 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
15305 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
15306 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
15307 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
15308 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
15309 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
15310 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
15311 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
15312 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
15313 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
15314 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
15315 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
15316 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
15317 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
15318 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
15319 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
15320 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
15321 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
15322 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
15323 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
15325 2016-02-04 Martin Liska <mliska@suse.cz>
15328 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
15329 that are gimple_store_p.
15330 (maybe_instrument_call): Likewise.
15332 2016-02-04 Bin Cheng <bin.cheng@arm.com>
15334 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
15335 register scaling out of memory reference and comment why.
15337 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15341 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
15342 folding the source of a SET.
15344 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15348 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
15349 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
15351 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
15355 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
15358 2016-02-04 Christian Bruel <christian.bruel@st.com>
15360 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
15361 * config/arm/arm.c (arm_set_current_function): Likewise.
15363 2016-02-04 Jakub Jelinek <jakub@redhat.com>
15364 Ilya Enkovich <enkovich.gnu@gmail.com>
15365 H.J. Lu <hongjiu.lu@intel.com>
15368 * config/i386/i386.c (convert_scalars_to_vector): Remove
15369 stack alignment fixes.
15370 (ix86_option_override_internal): Disable TARGET_STV if stack
15371 might not be aligned enough.
15372 (ix86_minimum_alignment): Assert that TARGET_STV is false.
15374 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
15376 * config/i386/x86-tune.def: Disable default prefetching
15379 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
15380 Vladimir Makarov <vmakarov@redhat.com>
15383 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
15384 in validating fused toc addresses.
15386 2016-02-03 Jakub Jelinek <jakub@redhat.com>
15389 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
15390 range->m_caret fields if range->m_show_caret_p is false.
15393 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
15394 Force oldval into register if it does not satisfy reg_or_short_operand
15395 predicate. Fix up formatting.
15397 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
15398 Alexandre Oliva <aoliva@redhat.com>
15401 * lra-constraints.c (simplify_operand_subreg): Check additionally
15402 address validity after potential reloading.
15403 (process_address_1): Check insns validity. In case of failure do
15406 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
15409 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
15412 2016-02-02 Jakub Jelinek <jakub@redhat.com>
15414 * wide-int.cc (canonize_uhwi): New function.
15415 (wi::divmod_internal): Use it.
15417 2016-02-02 James Norris <jnorris@codesourcery.com
15419 * gimplify.c (omp_notice_variable): Add usage check.
15421 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
15423 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
15424 like LE, GE, LT, GT when emitting relational operator.
15426 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
15428 * ira-costs.c (find_costs_and_classes): Add extra argument.
15429 * target.def (ira_change_pseudo_allocno_class): Add parameter.
15430 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
15431 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
15432 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
15433 Add best_class parameter, and return it if not ALL_REGS.
15434 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
15436 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
15437 Update target hook.
15439 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
15441 * config/aarch64/aarch64.c
15442 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
15443 (aarch64_ira_change_pseudo_allocno_class): New function.
15445 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
15448 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
15450 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15452 * config/avr/avr.c (avr_option_override): Set
15453 PARAM_ALLOW_STORE_DATA_RACES to 1.
15455 2016-02-02 Richard Biener <rguenther@suse.de>
15457 PR tree-optimization/69595
15458 * match.pd: Add range test simplifications to true/false.
15460 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
15462 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
15463 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
15466 2016-02-02 Richard Biener <rguenther@suse.de>
15468 PR tree-optimization/69606
15469 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
15470 info on the result before moving a stmt.
15472 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
15474 PR middle-end/68542
15475 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
15476 branch with vector comparison.
15477 * config/i386/sse.md (VI48_AVX): New mode iterator.
15478 (define_expand "cbranch<mode>4): Add support for conditional branch
15479 with vector comparison.
15480 * tree-vect-loop.c (optimize_mask_stores): New function.
15481 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
15482 has_mask_store field of vect_info.
15483 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
15484 vectorized loops having masked stores after vec_info destroy.
15485 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
15486 correspondent macros.
15487 (optimize_mask_stores): Add prototype.
15489 2016-02-02 Alan Modra <amodra@gmail.com>
15492 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
15495 2016-02-02 Alan Modra <amodra@gmail.com>
15498 * config/rs6000/rs6000.c (need_toc_init): New var, set it
15499 whenever toc_label_name used.
15500 (rs6000_file_start): Don't set up toc section here,
15501 (rs6000_output_function_epilogue): do so here instead,
15502 (rs6000_xcoff_file_start): and here.
15503 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
15504 (load_toc_aix_di): Likewise.
15506 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15508 PR rtl-optimization/69592
15509 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
15510 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
15511 (num_sign_bit_copies_binary_arith_p): New inline function.
15512 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
15514 2016-02-01 Jeff Law <law@redhat.com>
15516 PR tree-optimization/69580
15517 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
15518 * tree-ssa-threadbackward.c
15519 (fsm_find_control_statement_thread_paths): Do not try to walk
15520 through large PHI nodes.
15522 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15524 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
15525 when count is incremented above limit, don't analyze further
15528 * omp-low.c (oacc_parse_default_dims): Avoid
15529 -Wsign-compare warning, make sure value fits into int
15530 rather than just unsigned int.
15532 2016-02-01 Bin Cheng <bin.cheng@arm.com>
15534 PR tree-optimization/67921
15535 * fold-const.c (split_tree): New parameters. Convert pointer
15536 type variable part to proper type before negating.
15537 (fold_binary_loc): Pass new arguments to split_tree.
15539 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
15541 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
15542 (nvptx_goacc_validate_dims): Extend to handle global defaults.
15543 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
15544 * doc/tm.texti: Rebuilt.
15545 * doc/invoke.texi (fopenacc-dim): Document.
15546 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
15547 (append_compiler_options): Likewise.
15548 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
15549 (oacc_parse_default_dims): New.
15550 (oacc_validate_dims): Add USED arg. Select non-unity default when
15552 (oacc_loop_fixed_partitions): Return mask of used partitions.
15553 (oacc_loop_auto_partitions): Emit dump info.
15554 (oacc_loop_partition): Return mask of used partitions.
15555 (execute_oacc_device_lower): Parse default dimension arg. Adjust
15556 loop partitioning and validation calls.
15558 2016-02-01 Richard Biener <rguenther@suse.de>
15560 PR middle-end/69556
15561 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
15563 2016-02-01 Richard Biener <rguenther@suse.de>
15565 PR tree-optimization/69574
15566 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
15567 of asserting return chrec_dont_know.
15569 2016-02-01 Martin Liska <mliska@suse.cz>
15571 * mem-stats-traits.h: Add copyright header.
15572 * mem-stats.h: Likewise.
15574 2016-02-01 Richard Biener <rguenther@suse.de>
15576 PR tree-optimization/69579
15577 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
15578 Do not propagate through abnormal PHI results.
15580 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
15582 * postreload.c (reload_cse_simplify): Remove dead code.
15584 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15586 PR rtl-optimization/69570
15587 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
15588 if there is more than one set, not if there is a single set.
15590 2016-02-01 Richard Henderson <rth@redhat.com>
15593 * combine.c (make_compound_operation): When looking through a
15594 subreg, make sure to re-extend to the width of the outer mode.
15596 2016-01-30 Jakub Jelinek <jakub@redhat.com>
15598 PR tree-optimization/69546
15599 * wide-int.cc (wi::divmod_internal): For unsigned division
15600 where both operands fit into uhwi, if o1 is 1 and o0 has
15601 msb set, if divident_prec is larger than bits per hwi,
15602 clear another quotient word and return 2 instead of 1.
15603 Similarly for remainder with msb in HWI set, if dividend_prec
15604 is larger than bits per hwi.
15606 2016-01-29 Martin Jambor <mjambor@suse.cz>
15608 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
15609 Use short lowercase names.
15610 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
15611 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
15612 acq_rel one. Protect warning agains segfaults if
15613 get_memory_order_name returns NULL.
15614 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
15615 with release semantics. Do not warn if get_memory_order already did.
15616 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
15617 semantics. Fix check for relaxed or acquire semantics. Do not warn
15618 if get_memory_order already did.
15620 2016-01-29 Sebastian Pop <s.pop@samsung.com>
15622 * doc/install.texi: Document that isl-0.16 is supported.
15624 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
15627 * config/i386/constraints.md (Bm): Describe as special memory
15629 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
15630 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15631 * genpreds.c (struct constraint_data): Add is_special_memory.
15632 (have_special_memory_constraints, special_memory_start): New
15634 (special_memory_end): Ditto.
15635 (add_constraint): Add new arg is_special_memory. Add code to
15636 process its true value. Update have_special_memory_constraints.
15637 (process_define_constraint): Pass the new arg.
15638 (process_define_register_constraint): Ditto.
15639 (choose_enum_order): Process special memory.
15640 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
15641 function insn_extra_special_memory_constraint.
15642 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15643 * gensupport.c (process_rtx): Process
15644 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15645 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
15646 * ira-lives.c (single_reg_class): Use
15647 insn_extra_special_memory_constraint.
15648 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
15649 * lra-constraints.c (process_alt_operands): Ditto.
15650 (curr_insn_transform): Use insn_extra_special_memory_constraint.
15651 * recog.c (asm_operand_ok, preprocess_constraints): Process
15653 * reload.c (find_reloads): Ditto.
15654 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
15655 * stmt.c (parse_input_constraint): Use
15656 insn_extra_special_memory_constraint.
15658 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15661 * lra-splill.c (lra_final_code_change): Revert r229087 by
15662 removing all sub-registers.
15664 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
15667 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
15669 2016-01-29 Jakub Jelinek <jakub@redhat.com>
15672 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
15673 SSE1, copy target into the temporary reg first before recursing
15676 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15678 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
15681 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15683 * ginclude/stdarg.h: Test __cplusplus instead of
15684 __GXX_EXPERIMENTAL_CXX0X__.
15686 2016-01-29 Richard Biener <rguenther@suse.de>
15688 PR tree-optimization/69547
15689 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
15690 Do not mark clobbers necessary.
15691 (mark_all_reaching_defs_necessary_1): Likewise.
15693 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15695 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
15696 declaration name with %qs and print it in both error messages.
15697 Also fix indentation.
15699 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15702 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
15703 trailing blank line from error message.
15705 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15708 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
15711 2016-01-29 Richard Biener <rguenther@suse.de>
15713 PR middle-end/69537
15714 * match.pd: Allow all integral types when simplifying a
15715 widening or sign-changing conversion.
15717 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15719 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
15720 back to setting codegen_error to fail codegen.
15722 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
15725 * config/i386/constraints.md (C): Only accept constant zero operand.
15726 (BC): New constraint.
15727 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
15728 instead of C constraint.
15729 * doc/md.texi (Machine Constraints): Update description
15732 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
15735 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
15737 2016-01-28 Jakub Jelinek <jakub@redhat.com>
15739 PR middle-end/69542
15740 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
15743 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
15745 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
15746 branches if using guessed profile.
15748 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
15750 * graphite-optimize-isl.c (optimize_isl): Fix dump.
15752 2016-01-28 Richard Henderson <rth@redhat.com>
15755 * config/aarch64/aarch64-modes.def (CC_Cmode): New
15756 * config/aarch64/aarch64-protos.h: Update.
15757 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
15758 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
15759 (aarch64_get_condition_code_1): Handle CC_Cmode.
15760 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
15761 (*add<mode>3_compareC_cconly_imm): New.
15762 (*add<mode>3_compareC_cconly): New.
15763 (*add<mode>3_compareC_imm): New.
15764 (add<mode>3_compareC): New.
15765 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
15766 to be first. Use aarch64_carry_operation.
15767 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
15768 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
15769 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
15770 (subti3): Use subdi3_compare1.
15771 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
15772 (sub<mode>3_compare1): New.
15773 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
15774 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
15775 (*subsi3_carryin_uxtw): Likewise.
15776 (*ngc<mode>, *ngcsi_uxtw): Likewise.
15777 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
15778 * config/aarch64/iterators.md (DWI): New.
15779 * config/aarch64/predicates.md (aarch64_carry_operation): New.
15780 (aarch64_borrow_operation): New.
15782 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15784 * graphite-optimize-isl.c (optimize_isl): Print a different debug
15785 message when isl does not return a valid schedule.
15787 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15789 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
15790 Remove comments from class declarations: they are already in the code
15793 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15795 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
15797 (ternary_op_to_tree): Same.
15798 (unary_op_to_tree): Same.
15799 (nary_op_to_tree): Same.
15800 (gcc_expression_from_isl_expr_op): Same.
15801 (gcc_expression_from_isl_expression): Same.
15802 (graphite_create_new_loop): Same.
15803 (graphite_create_new_loop_guard): Same.
15804 (build_iv_mapping): Same.
15805 (graphite_create_new_guard): Same.
15806 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
15807 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
15809 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15811 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
15812 instead of setting codegen_error to fail codegen.
15814 2016-01-28 Jason Merrill <jason@redhat.com>
15816 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
15818 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15820 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15821 Remove CONST_INT_P check in CCMP cost calculation.
15823 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15825 * config/aarch64/aarch64.c (generic_vector_cost):
15826 Set vec_permute_cost.
15827 (cortexa57_vector_cost): Likewise.
15828 (exynosm1_vector_cost): Likewise.
15829 (xgene1_vector_cost): Likewise.
15830 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
15831 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
15832 Add vec_permute_cost entry.
15834 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15836 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
15838 (add<mode>3_compare0): Likewise.
15839 (addsi3_compare0_uxtw): Likewise.
15840 (add<mode>3nr_compare0): Likewise.
15841 (compare_neg<mode>): Likewise.
15842 (<optab><mode>3): Likewise.
15844 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
15846 * tree-vect-stmts.c (vectorizable_comparison): Add
15847 NULL check for vectype.
15849 2016-01-28 Richard Biener <rguenther@suse.de>
15851 PR tree-optimization/69466
15852 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
15853 Account for PHIs we couldn't duplicate.
15855 2016-01-28 Martin Liska <mliska@suse.cz>
15858 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
15859 instead of ENABLE_VALGRIND_CHECKING.
15861 2016-01-27 Richard Henderson <rth@redhat.com>
15864 * lra-remat.c (subreg_regs): New.
15865 (dump_candidates_and_remat_bb_data): Dump it.
15866 (operand_to_remat): Reject if operand in subreg_regs.
15867 (set_bb_regs): Collect subreg_regs.
15868 (lra_remat): Init and free subreg_regs. Compute
15869 calculate_local_reg_remat_bb_data before create_cands.
15871 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
15874 * config/i386/i386.c (ix86_update_stack_boundary): Don't
15875 change stack_alignment_needed for __tls_get_addr call.
15877 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
15879 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
15881 2016-01-27 Jeff Law <law@redhat.com>
15883 PR tree-optimization/68398
15884 PR tree-optimization/69196
15885 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
15886 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
15887 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15888 Only count PHIs in the last block in the path. The others will
15889 const/copy propagate away. Add heuristic to allow more irreducible
15890 subloops to be created when it is likely profitable to do so.
15892 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15893 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
15894 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
15896 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15899 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
15900 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
15901 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
15902 * tree-streamer-in.c: Include asan.h.
15903 (streamer_get_builtin_tree): For builtins in sanitizer
15904 range call initialize_sanitizer_builtins and retry.
15906 2016-01-27 Ian Lance Taylor <iant@google.com>
15908 * common.opt (fkeep-gc-roots-live): New undocumented option.
15909 * tree-ssa-loop-ivopts.c (add_candidate_1): If
15910 -fkeep-gc-roots-live, skip pointers.
15911 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
15914 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
15917 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
15918 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
15920 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
15923 * configure.ac: NetBSD provides SSP in its C library.
15924 * configure: Updated.
15926 2016-01-27 Richard Biener <rguenther@suse.de>
15928 PR tree-optimization/69166
15929 * tree-vect-loop.c (vect_is_simple_reduction): Always check
15930 reduction code for commutativity / associativity.
15932 2016-01-27 Martin Jambor <mjambor@suse.cz>
15934 PR tree-optimization/69355
15935 * tree-sra.c (analyze_access_subtree): Correct hole detection when
15936 total_scalarization fails.
15938 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
15940 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
15943 2016-01-27 Christian Bruel <christian.bruel@st.com>
15946 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
15947 Move arm_reset_previous_fndecl and set_target_option_current_node in
15948 the conditional part. Call save_restore_target_globals.
15949 * config/arm/arm.c (arm_set_current_function):
15950 Refactor to better support #pragma target and attribute mix.
15951 Call save_restore_target_globals.
15952 * config/arm/arm-protos.h (save_restore_target_globals): New function.
15954 2016-01-27 Martin Liska <mliska@suse.cz>
15956 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
15957 reference for an HSA kernel and its host function.
15959 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15961 PR tree-optimization/69399
15962 * wide-int.h (wi::lrshift): For larger precisions, only
15963 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
15965 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
15967 * config/arc/predicates.md (proper_comparison_operator): Reject
15968 constant-constant comparison.
15970 2016-01-26 Tom de Vries <tom@codesourcery.com>
15972 PR tree-optimization/69110
15973 * tree-data-ref.c (initialize_data_dependence_relation): Handle
15974 DR_NUM_DIMENSIONS == 0.
15976 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15977 Sebastian Pop <s.pop@samsung.com>
15979 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
15980 isl_ast_op_cond and isl_ast_op_select.
15981 (gcc_expression_from_isl_expr_op): Same.
15983 2016-01-26 Jason Merrill <jason@redhat.com>
15986 * tree.c (recompute_constructor_flags): Split out from
15988 (verify_constructor_flags): New.
15989 * tree.h: Declare them.
15991 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
15993 PR rtl-optimization/69217
15994 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
15995 are no TYPE_FIELDS set for the record type.
15997 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16000 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
16001 toc_label_name unconditionally.
16002 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
16003 SYMBOL_REF string. Use toc_label_name instead of constructing
16005 (rs6000_elf_declare_function_name): Use toc_label_name instead of
16006 constructing LCTOC1.
16008 2016-01-26 Martin Sebor <msebor@redhat.com>
16011 * doc/extend.texi (Common Type Attributes): Move text that talks about
16012 attribute packed from attribute aligned to the section discussing
16013 the former attribute for clarity.
16015 2016-01-26 Richard Henderson <rth@redhat.com>
16017 PR middle-end/60908
16018 * trans-mem.c (tm_region_init): Mark entry block as visited.
16020 2016-01-26 David Malcolm <dmalcolm@redhat.com>
16023 * diagnostic-show-locus.c (layout::print_source_line): Replace
16024 call to pp_newline with call to layout::print_newline.
16025 (layout::print_annotation_line): Likewise.
16026 (layout::move_to_column): Likewise.
16027 (layout::print_any_fixits): After printing any fixits, print a
16028 trailing newline, if necessary.
16029 (layout::print_newline): New method, resetting any colorization
16031 (diagnostic_show_locus): Move the pp_newline to before the
16032 early bailout. Remove dummy block enclosing the layout instance.
16033 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
16034 of pp_newline_and_flush with pp_flush.
16035 (diagnostic_append_note): Delete use of pp_newline.
16036 (diagnostic_append_note_at_rich_loc): Delete.
16037 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
16038 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
16039 when newline characters are added to the buffer.
16041 2016-01-26 Michael Matz <matz@suse.de>
16043 * configure.ac (ac_cv_std_swap_in_utility): New test.
16044 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
16045 * configure: Regenerate.
16046 * config.in: Regenerate.
16048 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
16050 * config/arc/arc.md (cstoresi4): Force operand into register.
16051 (arcset<code>): Fix predicate.
16052 (arcsetltu): Likewise.
16053 (arcsetgeu): Likewise.
16054 (arcsethi): Likewise.
16055 (arcsetls): Likewise.
16057 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16059 PR tree-optimization/69483
16060 * gimple-fold.c (canonicalize_constructor_val): Return NULL
16061 if base has error_mark_node type.
16063 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
16066 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
16067 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
16069 (vget_lane_f16): Handle big-endian.
16070 (vgetq_lane_f16): Likewise.
16071 (vset_lane_f16): Likewise.
16072 (vsetq_lane_f16): Likewise.
16073 * config/arm/iterators.md (VQXMOV): Add V8HF.
16074 (VDQ): Add V4HF and V8HF.
16075 (V_reg): Handle V4HF and V8HF.
16076 (Is_float_mode): Likewise.
16077 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
16078 neon_vdup_nv8hf): New patterns.
16079 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
16080 Use VD_LANE iterator.
16081 (neon_vld1_dup<mode>): Use VQ2 iterator.
16083 2016-01-26 Nathan Sidwell <nathan@acm.org>
16085 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
16086 (set_oacc_fn_attrib): Add IS_KERNEL arg.
16087 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
16088 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
16089 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
16090 (oacc_validate_dims): Add LEVEL arg, don't return level.
16091 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
16092 oacc_validate_dims.
16093 (execute_oacc_device_lower): Adjust, add more dump output.
16094 * tree-ssa-loop.c (gate_oacc_kernels): Use
16095 oacc_fn_attrib_kernels_p.
16096 * tree-parloops.c (create_parallel_loop): Adjust
16097 set_oacc_fn_attrib call.
16099 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16102 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
16103 (append_compiler_options): Handle -fcilkplus.
16104 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
16106 2016-01-26 Nick Clifton <nickc@redhat.com>
16109 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
16110 been marked as DECL_ONE_ONLY but we do not the means to make it
16111 so, then do not allow it to bind locally.
16113 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16116 * opts.h (parse_sanitizer_options): New prototype.
16117 * opts.c (sanitizer_opts): New array.
16118 (parse_sanitizer_options): New function.
16119 (common_handle_option): Use parse_sanitizer_options.
16121 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
16124 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
16125 alignment adjustment to ...
16126 (ix86_update_stack_boundary): Here. Don't over-align stack for
16128 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
16129 if __tls_get_addr is called.
16131 2016-01-26 Christian Bruel <christian.bruel@st.com>
16133 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
16135 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
16137 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
16139 2016-01-26 Richard Biener <rguenther@suse.de>
16141 PR middle-end/69467
16142 * match.pd: Guard X * CST CMP 0 pattern with single_use.
16144 2016-01-26 Richard Biener <rguenther@suse.de>
16146 PR tree-optimization/69452
16147 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
16148 (move_computations_dom_walker::before_dom_children): Rename
16150 (move_computations_worker): This.
16151 (move_computations): Perform an RPO rather than a DOM walk.
16153 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16156 * combine.c (combine_instructions): For REG_EQUAL note with
16157 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
16158 to the underlying register.
16159 * doc/rtl.texi (REG_EQUAL): Document the behavior of
16160 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
16162 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
16165 * config/aarch64/aarch64-builtins.c
16166 (aarch64_init_simd_builtin_types): Do not set structural
16167 equality to __Poly{8,16,64,128}_t types.
16169 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
16171 PR tree-optimization/69400
16172 * wide-int.cc (wi_pack): Take the precision as argument and
16173 perform canonicalization here rather than in the callers.
16174 Use the main loop to handle all full-width HWIs. Add a
16175 zero HWI if in_len isn't a full result.
16176 (wi::divmod_internal): Update accordingly.
16177 (wi::mul_internal): Likewise. Simplify.
16179 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
16180 Sebastian Pop <s.pop@samsung.com>
16182 * graphite-poly.c (apply_poly_transforms): Simplify.
16183 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
16184 (print_isl_map): Same.
16185 (print_isl_union_map): Same.
16186 (print_isl_schedule): New.
16187 (debug_isl_schedule): New.
16188 * graphite-dependences.c (scop_get_reads): Do not call
16189 isl_union_map_add_map that is undocumented isl functionality.
16190 (scop_get_must_writes): Same.
16191 (scop_get_may_writes): Same.
16192 (scop_get_original_schedule): Remove.
16193 (scop_get_dependences): Do not call isl_union_map_compute_flow that
16194 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
16195 (compute_deps): Remove.
16196 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
16197 (debug_schedule_ast): New.
16198 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
16199 set_separate_option.
16200 (graphite_regenerate_ast_isl): Add dump.
16201 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
16202 from scop->transformed_schedule.
16203 (graphite_regenerate_ast_isl): Add more dump.
16204 * graphite-optimize-isl.c (optimize_isl): Set
16205 scop->transformed_schedule. Check whether schedules are equal.
16206 (apply_poly_transforms): Move here.
16207 * graphite-poly.c (apply_poly_transforms): ... from here.
16208 (free_poly_bb): Static.
16209 (free_scop): Static.
16210 (pbb_number_of_iterations_at_time): Remove.
16211 (print_isl_ast): New.
16212 (debug_isl_ast): New.
16213 (debug_scop_pbb): New.
16214 * graphite-scop-detection.c (print_edge): Move.
16215 (print_sese): Move.
16216 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
16217 (build_scop_scattering): Remove.
16218 (create_pw_aff_from_tree): Assert instead of bailing out.
16219 (add_condition_to_pbb): Remove unused code, do not fail.
16220 (add_conditions_to_domain): Same.
16221 (add_conditions_to_constraints): Remove.
16222 (build_scop_context): New.
16223 (add_iter_domain_dimension): New.
16224 (build_iteration_domains): Initialize pbb->iterators.
16225 Call add_conditions_to_domain.
16228 (index_outermost_in_loop): New.
16229 (index_pbb_in_loop): New.
16230 (outermost_pbb_in): New.
16231 (add_in_sequence): New.
16232 (add_outer_projection): New.
16233 (outer_projection_mupa): New.
16234 (add_loop_schedule): New.
16235 (build_schedule_pbb): New.
16236 (build_schedule_loop): New.
16237 (embed_in_surrounding_loops): New.
16238 (build_schedule_loop_nest): New.
16239 (build_original_schedule): New.
16240 (build_poly_scop): Call build_original_schedule.
16241 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
16242 (free_poly_dr): Remove.
16243 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
16244 (free_poly_bb): Remove.
16245 (debug_loop_vec): Remove.
16246 (print_isl_ast): Declare.
16247 (debug_isl_ast): Declare.
16248 (scop_do_interchange): Remove.
16249 (scop_do_strip_mine): Remove.
16250 (scop_do_block): Remove.
16251 (flatten_all_loops): Remove.
16252 (optimize_isl): Remove.
16253 (pbb_number_of_iterations_at_time): Remove.
16254 (debug_scop_pbb): Declare.
16255 (print_schedule_ast): Declare.
16256 (debug_schedule_ast): Declare.
16257 (struct scop): Remove schedule. Add original_schedule,
16258 transformed_schedule.
16259 (free_gimple_poly_bb): Remove.
16260 (print_generated_program): Remove.
16261 (debug_generated_program): Remove.
16262 (unify_scattering_dimensions): Remove.
16263 * sese.c (print_edge): ... here.
16264 (print_sese): ... here.
16265 (debug_edge): ... here.
16266 (debug_sese): ... here.
16267 * sese.h (print_edge): Declare.
16268 (print_sese): Declare.
16269 (dump_edge): Declare.
16270 (dump_sese): Declare.
16272 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
16273 Sebastian Pop <s.pop@samsung.com>
16275 * Makefile.in: Set ISLVER in site.exp.
16277 2016-01-25 Jakub Jelinek <jakub@redhat.com>
16279 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
16280 DECL_VALUE_EXPR of new_var even for the non-array case. Look
16281 through DECL_VALUE_EXPR for expansion.
16283 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
16285 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
16286 the frame info after reload completed.
16288 2016-01-25 Jeff Law <law@redhat.com>
16290 PR tree-optimization/69196
16291 PR tree-optimization/68398
16292 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
16293 tree-ssa-threadupdate.c.
16294 (determine_bb_domination_status): Prototype
16295 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
16296 (determine_bb_domination_status): No longer static.
16297 (valid_jump_thread_path): Remove code to detect characteristics
16298 of the jump thread path not associated with correctness.
16299 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
16300 Correct test for thread path length. Count PHIs for real operands as
16301 statements that need to be copied. Do not count ASSERT_EXPRs.
16302 Look at all the blocks in the thread path. Compute and selectively
16303 filter thread paths based on threading through the latch, threading
16304 a multiway branch or crossing a multiway branch.
16306 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16308 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
16309 decl with __attribute__ ((unused)) annotation.
16311 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
16314 * tree-vect-stmts.c (vectorizable_condition): Check vectype
16315 of operands is compatible with a statement vectype.
16317 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
16319 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
16320 improve wording for mixed storage order support.
16322 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
16324 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
16325 (vcvt_u64_f64): Likewise.
16326 (vcvta_s64_f64): Likewise.
16327 (vcvta_u64_f64): Likewise.
16328 (vcvtm_s64_f64): Likewise.
16329 (vcvtm_u64_f64): Likewise.
16330 (vcvtn_s64_f64): Likewise.
16331 (vcvtn_u64_f64): Likewise.
16332 (vcvtp_s64_f64): Likewise.
16333 (vcvtp_u64_f64): Likewise.
16335 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
16337 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
16338 (arc_init): Check validity mll64 option.
16339 (arc_save_restore): Use double load/store instruction.
16340 (arc_expand_movmem): Likewise.
16341 (arc_split_move): Don't split if we have double load/store
16342 instructions. Returns a boolean.
16343 (arc_process_double_reg_moves): Change function to return boolean
16344 instead of a sequence of instructions.
16345 (arc_dwarf_register_span): New function.
16346 * config/arc/arc-protos.h (arc_split_move): Change prototype.
16347 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
16348 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
16349 (*movdf_insn): Likewise.
16350 * config/arc/arc.opt (mll64): New option.
16351 * config/arc/predicates.md (even_register_operand): New predicate.
16352 * doc/invoke.texi (ARC Options): Add mll64 documentation.
16354 2016-01-25 Richard Biener <rguenther@suse.de>
16357 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
16358 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
16360 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
16362 2016-01-25 Richard Biener <rguenther@suse.de>
16364 PR tree-optimization/69376
16365 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
16367 (VN_INFO_ANTI_RANGE_P): New inline.
16368 (VN_INFO_RANGE_TYPE): Likewise.
16369 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
16370 SSA_NAME_ANTI_RANGE_P.
16371 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
16372 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16373 Properly query VN_INFO_RANGE_TYPE.
16375 2016-01-25 Nick Clifton <nickc@redhat.com>
16378 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
16380 2016-01-23 Tom de Vries <tom@codesourcery.com>
16382 PR tree-optimization/69426
16383 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
16386 2016-01-23 Jakub Jelinek <jakub@redhat.com>
16388 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
16389 "the the" with "the" in the comments.
16390 * ipa-devirt.c (build_type_inheritance_graph,
16391 update_type_inheritance_graph): Likewise.
16392 * tree.c (build_function_type_list_1): Likewise.
16393 * cfgloopmanip.c (scale_loop_profile): Likewise.
16394 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
16395 * gimple-ssa-split-paths.c
16396 (find_block_to_duplicate_for_splitting_paths): Likewise.
16397 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
16398 * expr.c (convert_move): Likewise.
16399 * var-tracking.c (vt_stack_adjustments): Likewise.
16400 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16401 * tree-vrp.c (test_for_singularity): Likewise.
16403 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
16404 directly instead of building a temporary tree.
16407 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
16408 remove <algorithm> include.
16410 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16413 * config/i386/i386.c: Include dojump.h.
16414 (expand_small_movmem_or_setmem,
16415 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
16417 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
16418 if dynamic_check != -1.
16420 2016-01-21 Jeff Law <law@redhat.com>
16422 PR middle-end/69347
16423 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
16424 record_temporary_equivalences. Rewritten to avoid unnecessary calls
16425 into dominated_by_p.
16426 (cprop_into_successor_phis): Avoid unnecessary tests.
16428 2016-01-22 Richard Henderson <rth@redhat.com>
16431 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
16432 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
16434 2016-01-22 Michael Matz <matz@suse.de>
16436 * system.h (string, algorithm): Include only conditionally.
16437 (new): Include always under C++.
16438 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
16439 * final.c (toplevel): Ditto.
16440 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
16441 * genconditions.c (write_header): Make gencondmd.c define
16443 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
16445 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
16446 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
16448 2016-01-22 Christian Bruel <christian.bruel@st.com>
16451 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
16453 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16456 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
16457 define_insn_and_split. Ensure operands[1] and operands[0] do not
16458 get assigned the same register.
16460 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
16462 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
16464 2016-01-22 Christian Bruel <christian.bruel@st.com>
16466 * config/arm/arm-c.c (arm_pragma_target_parse):
16467 Remove warn_builtin_macro_redefined overwrite.
16469 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
16471 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
16472 flag_non_call_exceptions compatibility.
16474 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16477 * dwarf2out.c (add_child_die_after): New function.
16478 (dwarf_qual_info_t): New type.
16479 (dwarf_qual_info): New variable.
16480 (qualified_die_p): New function.
16481 (modified_type_die): For -fdebug-types-section, ensure
16482 canonical order of qualifiers. Put qualified DIEs adjacent
16483 to the corresponding non-qualified type DIE and search there
16484 for existing qualified DIEs.
16486 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
16488 * doc/extend.texi (scalar_storage_order type attribute): Document
16489 restriction on type punning and aliasing, and remove future tense.
16491 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
16494 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
16497 2016-01-21 Jeff Law <law@redhat.com>
16499 PR middle-end/69347
16500 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
16501 useless call to record_temporary_equivalences.
16502 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
16503 allocate 10 slots in the bb_path vector and let it grow as needed.
16504 (fsm_find_control_statement_thread_paths): Similarly for the next_path
16507 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
16509 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
16511 * configure: Regenerate.
16513 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
16515 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
16516 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
16518 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
16520 PR middle-end/66178
16521 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
16522 drop EXPAND_INITIALIZER.
16523 * rtl.h (contains_symbolic_reference_p): Declare.
16524 * rtlanal.c (contains_symbolic_reference_p): New function.
16525 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
16526 a subtraction into a NOT if symbolic constants are involved.
16528 2016-01-21 Anton Blanchard <anton@samba.org>
16529 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16532 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
16534 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
16537 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
16539 * config/microblaze/microblaze.c
16540 (get_branch_target): New.
16541 (insert_wic_for_ilb_runout): New.
16543 (microblaze_machine_dependent_reorg): New.
16544 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
16545 * config/microblaze/microblaze.md
16546 (UNSPEC_IPREFETCH): Define.
16547 (iprefetch): New pattern
16548 * config/microblaze/microblaze.opt
16549 (mxl-prefetch): New flag.
16551 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
16553 * config/microblaze/microblaze.h
16554 (FIXED_REGISTERS): Update in macro.
16555 (CALL_USED_REGISTERS): Update in macro.
16557 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
16559 PR rtl-optimization/68920
16560 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
16563 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
16565 PR rtl-optimization/68990
16566 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
16567 pseudo instead of inheritance ones.
16569 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16570 Nick Clifton <nickc@redhat.com>
16574 * config/mips/mips.c (mips_compute_frame_info): Initialise
16575 args_size and hard_frame_pointer_offset fields of the frame
16576 structure before calling mips_global_pointer.
16578 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
16580 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
16582 * configure: Regenerate.
16584 2016-01-21 Richard Biener <rguenther@suse.de>
16586 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
16588 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
16590 * config/s390/s390.c (s390_asm_declare_function_size): Add code
16591 to actually emit the .size directive.
16593 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
16594 Jakub Jelinek <jakub@redhat.com>
16598 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
16599 args array size by one to avoid buffer overflow.
16601 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
16603 * config/s390/s390.md (pool_section_start): Use switch_to_section
16604 to select proper read-only data section instead of hardcoding
16606 (pool_section_end): Use switch_to_section to match the above.
16608 2016-01-21 Richard Biener <rguenther@suse.de>
16610 PR tree-optimization/69378
16611 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
16612 (set_ssa_val_to): Use it for dominance checks taking into
16613 account not executable edges.
16615 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16618 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
16619 for bitsize instead of GET_MODE_PRECISION (mode).
16621 2016-01-20 Martin Sebor <msebor@redhat.com>
16624 * extend.texi (__sync Builtins): Clarify the semantics of
16625 __sync_fetch_and_OP built-ins on pointers.
16626 (__atomic Builtins): Same.
16628 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16629 Sebastian Pop <s.pop@samsung.com>
16631 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
16632 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
16633 (is_valid_rename): Same.
16634 (translate_isl_ast_to_gimple::get_rename): Same.
16635 (translate_isl_ast_to_gimple::rename_all_uses): Same.
16636 (translate_isl_ast_to_gimple::rename_uses): Same.
16637 (get_new_name): Check for close_phi nodes.
16638 (copy_loop_phi_args): Use phi_node_kind.
16639 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
16640 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
16642 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16643 Sebastian Pop <s.pop@samsung.com>
16645 Revert commit r229783.
16646 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
16647 Remove use of parameter_rename_map.
16648 (copy_def): Remove.
16649 (copy_internal_parameters): Remove.
16650 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
16651 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
16652 (free_sese_info): Do not free parameter_rename_map.
16653 (set_rename): Do not use parameter_rename_map.
16654 (rename_uses): Update call to set_rename.
16655 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
16656 * sese.h (parameter_rename_map_t): Remove.
16657 (struct sese_info_t): Remove field parameter_rename_map.
16659 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16660 Sebastian Pop <s.pop@samsung.com>
16662 * graphite-isl-ast-to-gimple.c: Fix comment.
16663 * graphite-scop-detection.c (defined_in_loop_p): New.
16664 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
16665 names defined in loop.
16667 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16668 Sebastian Pop <s.pop@samsung.com>
16670 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
16671 Discard unstructured if-then-else regions.
16673 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16674 Sebastian Pop <s.pop@samsung.com>
16676 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
16677 (cleanup_loop_iter_dom): Remove.
16678 (build_loop_iteration_domains): Remove.
16679 (build_scop_context): Remove.
16680 (build_scop_iteration_domain): Remove.
16681 (add_loop_constraints): New.
16682 (build_iteration_domains): New.
16683 (build_poly_scop): Call build_iteration_domains.
16685 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16686 Sebastian Pop <s.pop@samsung.com>
16688 * graphite-scop-detection.c
16689 (scop_detection::harmful_loop_in_region): Free dom and loops.
16690 (scop_detection::loop_body_is_valid_scop): Free bbs.
16692 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16693 Sebastian Pop <s.pop@samsung.com>
16695 * graphite-scop-detection.c (record_loop_in_sese): New.
16696 (gather_bbs::before_dom_children): Call record_loop_in_sese.
16697 (build_scops): Remove call to build_sese_loop_nests.
16698 * sese.c (sese_record_loop): Remove.
16699 (build_sese_loop_nests): Remove.
16700 (new_sese_info): Remove region->loops.
16701 (free_sese_info): Same.
16702 * sese.h (sese_contains_loop): Same.
16703 (build_sese_loop_nests): Remove.
16704 (sese_contains_loop): Remove.
16706 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16707 Sebastian Pop <s.pop@samsung.com>
16709 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
16710 loop_is_valid_in_scop.
16711 (scop_detection::harmful_stmt_in_region): Renamed
16712 harmful_loop_in_region.
16713 Call loop_is_valid_in_scop.
16715 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16716 Sebastian Pop <s.pop@samsung.com>
16718 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
16721 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16722 Sebastian Pop <s.pop@samsung.com>
16724 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
16725 * graphite.h (struct poly_bb): Remove field is_reduction.
16726 (PBB_IS_REDUCTION): Remove.
16728 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16729 Sebastian Pop <s.pop@samsung.com>
16731 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
16732 (add_pdr_constraints): Same.
16733 (scop_get_reads): Same.
16734 (scop_get_must_writes): Same.
16735 (scop_get_may_writes): Same.
16736 (scop_get_original_schedule): Same.
16737 (extend_schedule): Same.
16738 (apply_schedule_on_deps): Same.
16739 (carries_deps): Same.
16740 (compute_deps): Same.
16741 (scop_get_dependences): Same.
16742 * graphite-isl-ast-to-gimple.c
16743 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
16744 * graphite-optimize-isl.c (get_schedule_for_band): Same.
16745 (get_schedule_for_band_list): Same.
16746 (get_schedule_map): Same.
16747 (apply_schedule_map_to_scop): Same.
16748 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
16749 (build_loop_iteration_domains): Same.
16750 (add_condition_to_pbb): Same.
16751 (add_param_constraints): Same.
16752 (pdr_add_memory_accesses): Same.
16753 (pdr_add_data_dimensions): Same.
16755 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16757 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
16760 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16762 * common.opt (feliminate-dwarf2-dups): Replace references to
16763 "DWARF 2" with just "DWARF".
16764 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
16765 * doc/extend.texi: Likewise.
16766 * doc/cpp.texi: Likewise.
16767 * doc/invoke.texi: Likewise.
16768 (Option Summary): Add -gdwarf to list of Debugging Options.
16769 (Debugging Options): Document -gdwarf.
16770 * doc/contrib.texi: Spell "DWARF" like that.
16772 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16774 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
16775 warning. Fix up formatting.
16777 PR middle-end/67653
16778 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
16779 attempt to mark memory input operand addressable and
16780 call prepare_gimple_addressable in that case. Don't adjust
16781 input_location for diagnostics, use error_at instead.
16783 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
16785 * config/rs6000/ppc-auxv.h: New file.
16786 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
16787 (cpu_is): Likewise.
16788 (cpu_supports): Likewise.
16789 * config/rs6000/rs6000.c: include "ppc-auxv.h".
16790 (cpu_is_info): New variable.
16791 (cpu_supports_info): Likewise.
16792 (tcb_verification_symbol): Likewise.
16793 (cpu_builtin_p): Likewise.
16794 (cpu_expand_builtin): New function.
16795 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
16796 (rs6000_init_builtins): Likewise.
16797 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
16798 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
16799 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
16800 * configure: Regenerate.
16801 * config.in: Likewise.
16802 * doc/extend.texi (PowerPC Built-in Functions): Document
16803 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
16805 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
16808 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
16810 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
16813 2016-01-20 Richard Henderson <rth@redhat.com>
16819 * tree.c (tm_define_builtin): New.
16820 (find_tm_vector_type): New.
16821 (build_tm_vector_builtins): New.
16822 (build_common_builtin_nodes): Call it.
16824 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
16826 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
16827 (arm_fp_ok): Likewise.
16828 (arm_fp): Likewise.
16829 (arm_crypto): Likewise.
16831 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
16832 Richard Biener <rguenther@suse.de>
16834 PR tree-optimization/69328
16835 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
16836 vectors have same number of elements.
16837 (vectorizable_condition): Fix masked version recognition.
16839 2016-01-20 Richard Biener <rguenther@suse.de>
16841 PR tree-optimization/69345
16842 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
16843 (VN_INFO_PTR_INFO): Likewise.
16844 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
16845 info when it is equal between non-dominating SSA names.
16846 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16847 Make sure to look at original SSA infos.
16849 2016-01-20 Jeff Law <law@redhat.com>
16852 * config/m68k/predicates.md (pow2_m1_operand): New predicate
16854 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
16855 (pc_or_label_operand): New predicate.
16856 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
16857 tests for small integers that are 2^n - 1.
16859 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
16861 * doc/invoke.texi (Options Summary): Add '.' after @xref.
16863 2016-01-19 Jeff Law <law@redhat.com>
16865 PR middle-end/69347
16866 * tree-ssa-threadbackwards.c
16867 (fsm_find_control_statement_thread_paths): Do not try to lookup
16868 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
16870 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
16872 * doc/lto.texi: Remove text that says only Gold has linker plugin
16875 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
16877 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
16878 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
16879 the DIE accordingly.
16880 (modified_type_die): Add REVERSE parameter and pass it recursively,
16881 as well as to base_type_die. Adjust presence check accordingly.
16882 (base_type_for_mode): Adjust call to modified_type_die.
16883 (add_type_attribute): Add REVERSE parameter and pass it to
16885 (generic_parameter_die): Adjust call to add_type_attribute.
16886 (add_scalar_info): Likewise.
16887 (add_subscript_info): Likewise.
16888 (gen_array_type_die): Likewise.
16889 (gen_descr_array_type_die): Likewise.
16890 (gen_entry_point_die): Likewise.
16891 (gen_enumeration_type_die): Likewise.
16892 (gen_formal_parameter_die): Likewise.
16893 (gen_subprogram_die): Likewise.
16894 (gen_variable_die ): Likewise.
16895 (gen_const_die): Likewise.
16896 (gen_field_die): Likewise.
16897 (gen_pointer_type_die): Likewise.
16898 (gen_reference_type_die): Likewise.
16899 (gen_ptr_to_mbr_type_die): Likewise.
16900 (gen_inheritance_die): Likewise.
16901 (gen_subroutine_type_die): Likewise.
16902 (gen_typedef_die): Likewise.
16903 (force_type_die): Adjust call to modified_type_die.
16905 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
16907 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
16908 flow throughout the file. Fix broken link to Objective-C 2.0
16910 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
16913 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16915 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
16917 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16920 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
16921 (maybe_record_node): Record cxa_pure_virtual as the only possible
16922 target if there are not ohter candidates.
16923 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
16925 2016-01-19 Richard Biener <rguenther@suse.de>
16927 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
16928 (get_memory_order): Likewise.
16930 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
16932 * tree-vect-stmts.c (vectorizable_store): Check
16935 2016-01-19 David Malcolm <dmalcolm@redhat.com>
16938 * gcc.c (driver::decode_argv): Add call to
16939 init_opts_obstack before init_options_struct.
16940 * opts.c (init_opts_obstack): Remove idempotency.
16941 (init_options_struct): Replace call to init_opts_obstack
16942 with a gcc_assert to verify that it has already been called.
16943 * toplev.c (toplev::main): Add call to init_opts_obstack before
16944 calls to init_options_struct.
16945 (toplev::finalize): Move cleanup of opts_obstack next to
16946 cleanup of save_decoded_options, clearing the latter, and
16947 save_decoded_options_count.
16949 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16952 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
16953 attribute to unconditional. Remove %? from output template.
16955 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16956 Jiong Wang <jiong.wang@arm.com>
16958 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
16959 generated from different expand order.
16961 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16963 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16964 Add support for CCMP costing.
16966 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16968 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
16969 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
16970 (fccmpe<mode>): Likewise.
16971 (fcmp): Rename to fcmp and globalize pattern.
16973 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
16974 (aarch64_gen_ccmp_next): Add FP support.
16976 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16978 * target.def (gen_ccmp_first): Update documentation.
16979 (gen_ccmp_next): Likewise.
16980 * doc/tm.texi (gen_ccmp_first): Update documentation.
16981 (gen_ccmp_next): Likewise.
16982 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
16983 expand_ccmp_expr_1. Improve comments.
16984 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
16985 (ccmp_ior<mode>): Remove pattern.
16986 (cmp<mode>): Remove expand.
16987 (cmp): Globalize pattern.
16988 (cstorecc4): Use cc_register.
16989 (mov<mode>cc): Remove ccmp_cc_register check.
16990 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
16991 Simplify after removal of CC_DNE/* modes.
16992 (aarch64_ccmp_mode_to_code): Remove.
16993 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
16994 In 'k' case use integer as condition.
16995 (aarch64_nzcv_codes): Remove inverted cases.
16996 (aarch64_code_to_ccmode): Remove.
16997 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
16998 comparison with CC register to be used in folowing CCMP/branch/CSEL.
16999 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
17000 pattern. Return the comparison with CC register. Invert conditions
17001 when bitcode is OR.
17002 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
17003 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
17005 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
17007 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
17008 instrumented_version.
17010 2016-01-19 Richard Biener <rguenther@suse.de>
17012 PR tree-optimization/69336
17013 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
17014 handled components with get_ref_base_and_extent.
17015 (equal_mem_array_ref_p): Adjust.
17017 2016-01-19 Jakub Jelinek <jakub@redhat.com>
17020 * shrink-wrap.c: Include valtrack.h.
17021 (move_insn_for_shrink_wrap): Add DEBUG argument. If
17022 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
17023 in between insn and where it will be moved to. Call
17024 dead_debug_insert_temp.
17025 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
17026 first and dead_debug_local_finish at the end.
17027 For uses and defs bitmap, handle all regs in between REGNO and
17028 END_REGNO, not just the first one.
17030 2016-01-19 Richard Biener <rguenther@suse.de>
17032 PR tree-optimization/69352
17033 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
17034 (equal_mem_array_ref_p): Constrain size and max size properly.
17035 Compare the reverse flag.
17037 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
17039 * ira.c (ira): Update regstat data if we deleted insns.
17041 2016-01-19 Jakub Jelinek <jakub@redhat.com>
17043 PR rtl-optimization/68955
17044 PR rtl-optimization/64557
17045 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
17046 here. Fix up formatting.
17047 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
17049 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
17052 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
17053 assume that the node has body.
17054 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
17057 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
17059 * lto-streamer-out.c (lto_output): Do not stream instrumentation
17062 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
17064 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
17065 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
17067 2016-01-19 Martin Jambor <mjambor@suse.cz>
17068 Martin Liska <mliska@suse.cz>
17069 Michael Matz <matz@suse.de>
17071 * Makefile.in (OBJS): Add new source files.
17072 (GTFILES): Add hsa.c.
17073 * common.opt (disable_hsa): New variable.
17074 (-Whsa): New warning.
17075 * config.in (ENABLE_HSA): New.
17076 * configure.ac: Treat hsa differently from other accelerators.
17077 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
17078 $enable_offloading.
17079 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
17080 * doc/install.texi (Configuration): Document --with-hsa-runtime,
17081 --with-hsa-runtime-include, --with-hsa-runtime-lib and
17082 --with-hsa-kmt-lib.
17083 * doc/invoke.texi (-Whsa): Document.
17084 (hsa-gen-debug-stores): Likewise.
17085 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
17086 to invoke offload compiler for hsa acclerator.
17087 * opts.c (common_handle_option): Determine whether HSA offloading
17088 should be performed.
17089 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
17090 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
17091 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
17092 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
17093 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
17094 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
17095 GF_OMP_FOR_KIND_GRID_LOOP.
17096 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
17097 (pp_gimple_stmt_1): Likewise.
17098 * gimple-walk.c (walk_gimple_stmt): Likewise.
17099 * gimple.c (gimple_build_omp_grid_body): New function.
17100 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
17101 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
17102 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
17103 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
17104 GF_OMP_TEAMS_GRID_PHONY.
17105 (gimple_statement_omp_single_layout): Updated comments.
17106 (gimple_build_omp_grid_body): New function.
17107 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
17108 (gimple_omp_for_grid_phony): New function.
17109 (gimple_omp_for_set_grid_phony): Likewise.
17110 (gimple_omp_parallel_grid_phony): Likewise.
17111 (gimple_omp_parallel_set_grid_phony): Likewise.
17112 (gimple_omp_teams_grid_phony): Likewise.
17113 (gimple_omp_teams_set_grid_phony): Likewise.
17114 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
17115 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
17116 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
17117 (BUILT_IN_GOMP_TARGET): Updated type.
17118 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
17119 (adjust_for_condition): New function.
17120 (get_omp_for_step_from_incr): Likewise.
17121 (extract_omp_for_data): Moved parts to adjust_for_condition and
17122 get_omp_for_step_from_incr.
17123 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
17124 (fixup_child_record_type): Bail out if receiver_decl is NULL.
17125 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
17126 (scan_omp_parallel): Do not create child functions for phony
17128 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
17129 (scan_omp_1_op): Checking assert we are not remapping to
17130 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
17131 (parallel_needs_hsa_kernel_p): New function.
17132 (expand_parallel_call): Register apprpriate parallel child
17133 functions as HSA kernels.
17134 (grid_launch_attributes_trees): New type.
17135 (grid_attr_trees): New variable.
17136 (grid_create_kernel_launch_attr_types): New function.
17137 (grid_insert_store_range_dim): Likewise.
17138 (grid_get_kernel_launch_attributes): Likewise.
17139 (get_target_argument_identifier_1): Likewise.
17140 (get_target_argument_identifier): Likewise.
17141 (get_target_argument_value): Likewise.
17142 (push_target_argument_according_to_value): Likewise.
17143 (get_target_arguments): Likewise.
17144 (expand_omp_target): Call get_target_arguments instead of looking
17145 up for teams and thread limit.
17146 (grid_expand_omp_for_loop): New function.
17147 (grid_arg_decl_map): New type.
17148 (grid_remap_kernel_arg_accesses): New function.
17149 (grid_expand_target_kernel_body): New function.
17150 (expand_omp): Call it.
17151 (lower_omp_for): Do not emit phony constructs.
17152 (lower_omp_taskreg): Do not emit phony constructs but create for them
17153 a temporary variable receiver_decl.
17154 (lower_omp_taskreg): Do not emit phony constructs.
17155 (lower_omp_teams): Likewise.
17156 (lower_omp_grid_body): New function.
17157 (lower_omp_1): Call it.
17158 (grid_reg_assignment_to_local_var_p): New function.
17159 (grid_seq_only_contains_local_assignments): Likewise.
17160 (grid_find_single_omp_among_assignments_1): Likewise.
17161 (grid_find_single_omp_among_assignments): Likewise.
17162 (grid_find_ungridifiable_statement): Likewise.
17163 (grid_target_follows_gridifiable_pattern): Likewise.
17164 (grid_remap_prebody_decls): Likewise.
17165 (grid_copy_leading_local_assignments): Likewise.
17166 (grid_process_kernel_body_copy): Likewise.
17167 (grid_attempt_target_gridification): Likewise.
17168 (grid_gridify_all_targets_stmt): Likewise.
17169 (grid_gridify_all_targets): Likewise.
17170 (execute_lower_omp): Call grid_gridify_all_targets.
17171 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
17172 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
17173 (tree_omp_clause): Added union field dimension.
17174 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
17175 * tree.c (omp_clause_num_ops): Added number of arguments of
17176 OMP_CLAUSE__GRIDDIM_.
17177 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
17178 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
17179 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
17180 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
17181 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
17182 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
17183 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
17184 * tree-pass.h (make_pass_gen_hsail): Declare.
17185 (make_pass_ipa_hsa): Likewise.
17186 * ipa-hsa.c: New file.
17187 * lto-section-in.c (lto_section_name): Add hsa section name.
17188 * lto-streamer.h (lto_section_type): Add hsa section.
17189 * timevar.def (TV_IPA_HSA): New.
17190 * hsa-brig-format.h: New file.
17191 * hsa-brig.c: New file.
17192 * hsa-dump.c: Likewise.
17193 * hsa-gen.c: Likewise.
17196 * toplev.c (compile_file): Call hsa_output_brig.
17197 * hsa-regalloc.c: New file.
17199 2016-01-18 Jeff Law <law@redhat.com>
17201 PR tree-optimization/69320
17202 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
17203 ranged object, do nothing if the RHS constant is not [0..1].
17204 (optimize_stmt): Comparing a boolean ranged object against a
17205 constant outside [0..1] results in a compile-time constant.
17207 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
17210 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
17212 * doc/invoke.texi (Invoking GCC): Add new section to menu.
17213 (Option Summary): Update to reflect new section and moved options.
17214 (C++ Dialect Options): Move -fstats to new section.
17215 (Debugging Options): Move all dump, statistics, and other GCC
17216 developer options to new section. Rewrite section introduction
17217 and re-order remaining options to put the more basic ones first.
17218 (Optimization Options): Move -fira-verbose and -flto-report* to
17220 (Developer Options): New section incorporating moved options.
17221 * doc/cppopts.texi (-dM): Update cross-reference.
17223 2016-01-18 Richard Henderson <rth@redhat.com>
17226 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
17227 operands to pseudo only if CSE is expected. Split long immediate
17228 operands only after reload, and for the stack pointer.
17229 (*add<GPI>3_pluslong): Remove.
17230 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
17231 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
17232 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
17233 (*add<GPI>3 peepholes): New.
17234 (*add<GPI>3 splitters): New.
17235 * config/aarch64/constraints.md (Upl): New.
17236 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
17238 2016-01-18 Richard Biener <rguenther@suse.de>
17240 PR tree-optimization/69297
17241 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
17243 (vect_bb_vectorization_profitable_p): Clear visited flag again.
17245 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
17247 PR middle-end/68542
17248 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
17249 of mixind vector and scalar types.
17250 (fold_relational_const): Add handling of vector
17251 comparison with boolean result.
17252 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
17253 comparison of vector operands with boolean result for EQ/NE only.
17254 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
17255 (verify_gimple_cond): Likewise.
17256 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
17259 2016-01-18 Joseph Myers <joseph@codesourcery.com>
17261 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
17264 2016-01-18 Richard Biener <rguenther@suse.de>
17266 PR middle-end/69308
17267 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
17269 2016-01-18 Tom de Vries <tom@codesourcery.com>
17271 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
17273 2016-01-18 Tom de Vries <tom@codesourcery.com>
17275 * omp-low.c (set_oacc_fn_attrib): Make extern.
17276 * omp-low.h (set_oacc_fn_attrib): Declare.
17277 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
17278 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
17279 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
17280 Add and handle function parameter oacc_kernels_p.
17281 (find_reduc_addr, get_omp_data_i_param): New function.
17282 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
17283 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
17284 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
17285 Calculate dominance info. Skip loops that are not in a kernels region
17286 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
17287 (pass_parallelize_loops::execute): Call parallelize_loops with
17288 oacc_kernels_p argument.
17289 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
17290 New member function.
17291 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
17292 * passes.def: Add argument to pass_parallelize_loops instantation.
17294 2016-01-18 Tom de Vries <tom@codesourcery.com>
17296 * tree-parloops.c (pass_parallelize_loops::execute): Allow
17297 pass_parallelize_loops to be run outside the loop pipeline.
17299 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17301 * tree-scalar-evolution.c (follow_copies_to_constant): New.
17302 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
17304 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17307 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
17308 using get_ref_base_and_extent.
17309 (equal_mem_array_ref_p): New.
17310 (hashable_expr_equal_p): Add call to previous.
17312 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17315 * tree-sra.c (disqualified_constants, constant_decl_p): New.
17316 (sra_initialize): Allocate disqualified_constants.
17317 (sra_deinitialize): Free disqualified_constants.
17318 (disqualify_candidate): Update disqualified_constants when appropriate.
17319 (create_access): Scan for constant-pool entries as we go along.
17320 (scalarizable_type_p): Add check against type_contains_placeholder_p.
17321 (maybe_add_sra_candidate): Allow constant-pool entries.
17322 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
17323 (initialize_constant_pool_replacements): New.
17324 (sra_modify_assign): Avoid mangling assignments created by previous,
17325 and don't generate writes into constant pool.
17326 (sra_modify_function_body): Call initialize_constant_pool_replacements.
17328 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
17330 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
17331 andnot instruction.
17332 (scalar_chain::convert_op): Likewise.
17333 * config/i386/i386.md (*andndi3_doubleword): New.
17335 2016-01-18 Richard Biener <rguenther@suse.de>
17337 PR tree-optimization/69170
17338 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
17339 building a vector from scalar results of a pattern stmt.
17341 2016-01-18 Jakub Jelinek <jakub@redhat.com>
17343 * haifa-sched.c (autopref_multipass_init): Work around
17344 -Wmaybe-uninitialized warning.
17346 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
17348 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
17349 against the constant 0.
17351 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17353 PR tree-optimization/68799
17354 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
17355 look up phi candidates in the statement-candidate map.
17356 (phi_add_costs): Likewise.
17357 (record_phi_increments): Likewise.
17358 (phi_incr_cost): Likewise.
17359 (ncd_with_phi): Likewise.
17360 (all_phi_incrs_profitable): Likewise.
17362 2016-01-17 Jakub Jelinek <jakub@redhat.com>
17364 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
17365 -Wmaybe-uninitialized warning.
17367 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
17369 * doc/invoke.texi (Invoking GCC): Add new section to menu.
17370 (Option Summary): Update to reflect new section and moved options.
17371 (C++ Dialect Options): Move -fvtable-verify and related options.
17372 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
17373 and profiling-related options.
17374 (Optimization Options): Move profile generation options and
17375 -fstack-protector and related options.
17376 (Instrumentation Options): New section incorporating moved options.
17377 (Code Generation Options): Move -finstrument-functions and
17378 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
17380 2016-01-16 Tom de Vries <tom@codesourcery.com>
17382 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
17384 2016-01-16 Tom de Vries <tom@codesourcery.com>
17386 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
17388 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
17390 * hash-table.h (hash_table::empty): Turn into an inline wrapper
17391 that checks whether the table is already empty. Rename the
17392 original implementation to...
17393 (hash_table::empty_slot): ...this new private function.
17395 2016-01-15 David Malcolm <dmalcolm@redhat.com>
17397 PR diagnostic/68899
17398 * diagnostic-show-locus.c (layout::print_source_line): Move x
17399 offset of line until after call to
17400 get_line_width_without_trailing_whitespace.
17402 2016-01-15 Jeff Law <law@redhat.com>
17404 PR tree-optimization/69270
17405 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
17406 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
17407 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
17408 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
17409 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
17410 ssa_name_has_boolean_range and constant_boolean_node.
17412 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
17414 PR rtl-optimization/69030
17415 * lra-spills.c (remove_pseudos): Check nrefs and make the function
17417 (spill_pseudos): Delete debug insn for dead pseudo.
17418 (lra_spill): Initiate spill_hard_reg and slots memory separately.
17420 2016-01-15 Jiong Wang <jiong.wang@arm.com>
17422 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
17424 (TYPES_UNOPUS): Likewise.
17425 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
17426 builtin type, from UNOP to UNOPUS.
17427 (lbtruncuv4sf): Likewise.
17428 (lbtruncuv2df): Likewise.
17429 (lrounduv2sf): Likewise.
17430 (lrounduv4sf): Likewise.
17431 (lrounduv2df): Likewise.
17432 (lroundusf): Likewise.
17433 (lroundusf): Likewise.
17434 (lceiluv2sf): Likewise.
17435 (lceiluv4sf): Likewise.
17436 (lceiluv2df): Likewise.
17437 (lceilusf): Likewise.
17438 (lceiludf): Likewise.
17439 (lflooruv2sf): Likewise.
17440 (lflooruv4sf): Likewise.
17441 (lflooruv2df): Likewise.
17442 (lfloorusf): Likewise.
17443 (lfloorudf): Likewise.
17444 (lfrintnuv2sf): Likewise.
17445 (lfrintnuv4sf): Likewise.
17446 (lfrintnuv2df): Likewise.
17447 (lfrintnusf): Likewise.
17448 (lfrintnudf): Likewise.
17449 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
17451 (vcvtq_u32_f32): Likewise.
17452 (vcvtq_u64_f64): Likewise.
17453 (vcvta_u32_f32): Likewise.
17454 (vcvtaq_u32_f32): Likewise.
17455 (vcvtaq_u64_f64): Likewise.
17456 (vcvtm_u32_f32): Likewise.
17457 (vcvtmq_u32_f32): Likewise.
17458 (vcvtmq_u64_f64): Likewise.
17459 (vcvtn_u32_f32): Likwise.
17460 (vcvtnq_u32_f32): Likewise.
17461 (vcvtnq_u64_f64): Likewise.
17462 (vcvtp_u32_f32): Likewise.
17463 (vcvtpq_u32_f32): Likewise.
17464 (vcvtpq_u64_f64): Likewise.
17465 (vcvtmd_u64_f64): Likewise.
17466 (vcvtms_u32_f32): Likewise.
17467 (vcvtad_u64_f64): Likewise.
17468 (vcvtas_u32_f32): Likewise.
17469 (vcvtnd_u64_f64): Likewise.
17470 (vcvtns_u32_f32): Likewise.
17471 (vcvtpd_u64_f64): Likewise.
17472 (vcvtps_u32_f32): Likewise.
17474 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17476 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
17477 CSEL of zero_extended registers.
17479 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17481 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
17482 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
17484 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17486 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
17487 false when argument string is not found in the attributes table
17490 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
17493 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
17494 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
17495 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
17496 precision estimate.
17498 2016-01-15 Richard Biener <rguenther@suse.de>
17500 PR tree-optimization/66856
17501 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
17502 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
17503 (vect_create_new_slp_node): Increment stmt reference count.
17504 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
17505 an SLP tree before swapping operands.
17506 (vect_build_slp_tree): Likewise.
17507 (destroy_bb_vec_info): Free stmt info after SLP instances.
17508 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
17509 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
17510 (STMT_VINFO_NUM_SLP_USES): New macro.
17512 2016-01-15 Richard Biener <rguenther@suse.de>
17515 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
17516 (add_linkage_name): ... here.
17517 (gen_typedef_die): Use add_linkage_name_raw instead of
17518 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
17521 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
17523 * gimplify.c (oacc_default_clause): Decode reference and pointer
17524 types for both kernels and parallel regions.
17526 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
17528 PR middle-end/69246
17529 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
17531 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
17533 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
17534 (convert_scalars_to_vector): Likewise.
17536 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
17538 * doc/extend.texi (Type Traits): Fix grammar.
17540 2016-01-15 Martin Jambor <mjambor@suse.cz>
17542 * tree-inline.c (remap_decl): Use existing dclarations if
17543 remapping a type and prevent_decl_creation_for_types.
17544 (replace_locals_stmt): Do an initial remapping of non-VLA typed
17545 decls first. Do real remapping with
17546 prevent_decl_creation_for_types set.
17547 * tree-inline.h (copy_body_data): New field
17548 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
17551 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
17553 * config/s390/s390.opt (mmvcle): More verbose help text.
17555 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
17557 * config/s390/s390.opt: Add period to -mzvector option text.
17559 2016-01-15 Richard Biener <rguenther@suse.de>
17561 PR tree-optimization/68961
17562 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
17563 of invariants in stores again.
17565 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
17567 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
17569 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
17571 * config/i386/i386.c (ix86_expand_branch): Don't split
17572 DI mode xor instruction to SI mode.
17574 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
17577 * ipa-icf.c (sem_function::merge): Virtual functions may become
17578 reachable even if they address is not taken and there are no
17581 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
17583 * lto-streamer-out.c (subtract_estimated_size): New function.
17584 (get_symbol_initial_value): Use it.
17586 2016-01-15 Christian Bruel <christian.bruel@st.com>
17589 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
17590 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
17591 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
17592 use add_builtin_function_ext_scope instead of add_builtin_function.
17593 (neon_set_p, neon_crypto_set_p): Remove.
17594 (arm_init_builtins): Always call arm_init_neon_builtins and
17595 arm_init_crypto_builtins.
17596 (arm_expand_builtin): Check that builtins are allowed for the arch.
17597 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
17598 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
17599 arm_init_neon_builtins call.
17601 2016-01-15 Richard Biener <rguenther@suse.de>
17603 PR tree-optimization/69117
17604 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
17605 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
17606 of the leader conservatively.
17607 (free_scc_vn): Restore original SSA name infos.
17609 2016-01-14 Jeff Law <law@redhat.com>
17611 PR tree-optimization/69270
17612 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
17613 single bit of precision, verify it's also unsigned.
17614 (record_edge_info): Use constant_boolean_node rather than fold_convert
17615 to convert boolean_true/boolean_false to the right type.
17617 2016-01-14 Richard Henderson <rth@redhat.com>
17620 * loop-doloop.c (record_reg_sets): New.
17621 (doloop_optimize): Reject the transform if the sequence
17622 clobbers registers live at the end of the loop block.
17623 (doloop_optimize_loops): Enable df_live if needed.
17625 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
17627 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
17628 * config/rs6000/rs6000.c: Likewise.
17629 * config/rs6000/rs6000.h: Likewise.
17630 * config/rs6000/rs6000.md: Likewise.
17631 * doc/extend.texi: Likewsie.
17633 2016-01-14 Jeff Law <law@redhat.com>
17635 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
17638 2016-01-14 Richard Henderson <rth@redhat.com>
17642 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
17643 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
17644 instead of builtin_decl_declared_p to test for declaration.
17646 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
17648 * doc/loop.texi (Loop Analysis and Representation): Document
17649 loop_depth function.
17651 2016-01-14 Tom de Vries <tom@codesourcery.com>
17653 PR tree-optimization/68773
17654 * omp-low.c (expand_omp_target): Don't set force_output.
17655 * varpool.c (varpool_node::get_create): Same.
17656 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
17657 offload_funcs with force_output.
17659 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17662 * lra-eliminations.c (move_plus_up): Don't change anything if either
17663 the outer or inner subreg mode is not MODE_INT.
17664 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
17665 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
17667 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17669 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
17670 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
17671 reduc_uplus_@var{m}): Remove.
17672 * expr.c (expand_expr_real_2): Remove expansion path for
17673 reduc_[us](min|max|plus) optabs.
17674 * optabs-tree.c (scalar_reduc_to_vector): Remove.
17675 * optabs-tree.h (scalar_reduc_to_vector): Remove.
17676 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
17677 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
17678 * tree-vect-loop.c (vectorizable_reduction): Remove test for
17679 reduc_[us](min|max|plus) optabs.
17681 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17683 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
17684 (reduc_plus_scal_v2sf): New.
17685 (reduc_smax_v2sf): Rename to...
17686 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
17687 (reduc_smin_v2sf): Rename to...
17688 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
17690 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
17692 * alias.c (compare_base_symbol_refs): New function.
17693 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
17696 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17698 PR middle-end/68146
17699 PR tree-optimization/69155
17700 * tree-complex.c: Include cfganal.h.
17701 (phis_to_revisit): New variable.
17702 (extract_component): Add phiarg_p argument. Assert that returned
17703 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
17704 (update_phi_components): Partly rewrite to use loop over real/imag
17705 components instead of code duplication. If extract_component returns
17706 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
17707 create_tmp_reg into the PHI node instead, and mention the phi triplet
17708 in phis_to_revisit.
17709 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
17710 in phis_to_revisit at the end.
17712 2016-01-14 Richard Biener <rguenther@suse.de>
17714 PR tree-optimization/68060
17715 * tree-vect-loop.c (vect_is_simple_reduction): Check the
17716 outer loop reduction is only used in the inner loop before
17717 detecting a double reduction.
17719 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17722 * combine.c (expand_field_assignment): Punt if compute_mode is
17723 unsupported scalar mode.
17725 2016-01-14 Richard Biener <rguenther@suse.de>
17727 PR tree-optimization/66856
17728 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
17729 SLP node only if it built successfully.
17730 (vect_analyze_slp_instance): Adjust.
17732 2016-01-14 Jeff Law <law@redhat.com>
17734 PR tree-optimization/69270
17735 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
17736 (record_edge_info): Use it. Convert boolean_{true,false}_node
17737 to the type of op0.
17739 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
17742 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
17743 use block_ultimate_origin
17744 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
17746 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17748 * doc/invoke.texi (Submodel Options): Rename section to
17749 "Machine-Dependent Options" to better reflect its content.
17750 Rewrite introductory text to remove archaic CPU names.
17753 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17755 * doc/invoke.texi (Code Gen Options): Move section up in file,
17756 before target-specific options. Update menu and option summary
17757 to reflect the new section ordering.
17759 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17761 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
17762 (C++ Dialect Options): Add cross-reference to -std option.
17763 * doc/standards.texi (C++ Language): Document C++14 support.
17765 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17767 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
17768 for pack/unpack functions for __ibm128.
17769 (PACK_IF): Likewise.
17770 (UNPACK_IF): Likewise.
17772 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
17773 support for __ibm128 pack/unpack functions.
17774 (rs6000_invalid_builtin): Likewise.
17775 (rs6000_init_builtins): Likewise.
17776 (rs6000_opt_masks): Likewise.
17778 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
17779 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
17781 (RS6000_BTM_COMMON): Likewise.
17783 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
17784 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
17785 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
17786 128-bit floating point. Add support for the double values to be
17787 in Altivec registers for TF/IF packing and unpacking, but restrict
17788 TD packing sub-fields to be FPR registers. Don't allow overlapped
17789 register support for packing. Allow pack inputs to be memory
17790 locations. Don't build generator functions for unpack<mode>_dm
17791 and unpack<mode>_nodm.
17792 (unpack<mode>_dm): Likewise.
17793 (unpack<mode>_nodm): Likewise.
17794 (pack<mode>): Likewise.
17796 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
17797 built-in functions to pack/unpack explicit __ibm128 values.
17798 (__builtin_unpack_ibm128): Likewise.
17800 * doc/extend.texi (PowerPC Built-in Functions): Document
17801 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
17803 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
17806 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
17807 Add new arg loc and pass it down as context.
17808 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
17809 to the location to use for the warning.
17810 (check_function_arguments): New arg loc. All callers changed. Pass
17811 it to check_function_nonnull.
17812 * c-common.h (check_function_arguments): Adjust declaration.
17814 2016-01-13 Jakub Jelinek <jakub@redhat.com>
17816 PR tree-optimization/69156
17817 * gimple.c (validate_type): Removed.
17818 (gimple_builtin_call_types_compatible_p): Use
17819 useless_type_conversion_p instead of validate_type.
17820 * value-prof.c (gimple_stringop_fixed_value): Fold
17821 icall_size to correct type.
17823 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17825 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
17828 2016-01-13 Richard Henderson <rth@redhat.com>
17831 * target.def (builtin_tm_load, builtin_tm_store): Remove.
17832 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
17833 (ix86_builtin_tm_store): Remove.
17834 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17835 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17836 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17837 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17838 * doc/tm.texi: Rebuild.
17840 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
17841 (BUILT_IN_TM_MEMCPY_RTWN): New.
17842 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
17843 fallback from vector to integer helpers.
17844 (build_tm_load): Handle vector types directly, instead of
17846 (build_tm_store): Likewise.
17847 (expand_assign_tm): Prepare for register types not handled by
17848 the above. Copy them to memory and use memcpy.
17849 * tree.c (tm_define_builtin): New.
17850 (find_tm_vector_type): New.
17851 (build_tm_vector_builtins): New.
17852 (build_common_builtin_nodes): Call it.
17854 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
17856 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
17857 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
17859 2016-01-13 Tom de Vries <tom@codesourcery.com>
17861 PR tree-optimization/69169
17862 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
17863 handled_struct_type param.
17864 (create_variable_info_for, intra_create_variable_infos): Call
17865 create_variable_info_for_1 with extra arg.
17867 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
17869 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
17870 and "armv8.1-a+crc" entries.
17872 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
17875 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
17876 Change first operand predicate from register_or_constm1_operand
17877 to register_operand.
17878 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
17879 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
17880 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
17881 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
17882 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
17883 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
17884 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
17885 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
17886 comparison with constm1_rtx from vec_prefetch_gen part.
17888 2016-01-13 Richard Biener <rguenther@suse.de>
17890 PR tree-optimization/69013
17891 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
17892 Exchange assert for a test.
17894 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17897 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
17899 2016-01-13 Richard Biener <rguenther@suse.de>
17901 PR tree-optimization/69242
17902 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
17903 assert with a check.
17905 2016-01-13 Richard Biener <rguenther@suse.de>
17907 PR tree-optimization/69186
17908 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17909 Properly guard vect_update_misalignment_for_peel call.
17911 2016-01-12 Jeff Law <law@redhat.com>
17913 PR tree-optimization/pr67755
17914 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
17915 "need_profile_correction".
17916 (thread_block_1): Initialize new field to false by default. If we
17917 have multiple thread paths through a common joiner to different
17918 final targets, then set new field to true.
17919 (compute_path_counts): Only do count adjustment when it's really
17922 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17924 * doc/invoke.texi (Spec Files): Move section down in file, past
17925 all command-line option descriptions.
17927 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17929 PR middle-end/54809
17930 * doc/gty.texi: Remove documentation of mark_hook.
17931 * gengtype.c (struct write_types_data): Remove code to support
17932 mark_hook attribute.
17933 (walk_type): Likewise.
17934 (write_func_for_structure): Likewise.
17936 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17938 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
17939 Directory Options, and -specs= to Overall Options.
17940 (Overall Options): Adjust similarly. Reorder to group related
17941 options together. Make -specs= cross-reference the spec file details.
17942 (Directory Options): Adjust similarly.
17944 2016-01-12 Jeff Law <law@redhat.com>
17946 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
17948 2016-01-12 Olivier Hainque <hainque@adacore.com>
17950 * gcc.c (spec_undefvar_allowed): New global.
17951 (process_command): Set to true when running for --version or --help,
17953 (getenv_spec_function): When the variable is not defined, use the
17954 variable name as the variable value if we're allowed not to issue
17957 2016-01-12 Bin Cheng <bin.cheng@arm.com>
17959 PR tree-optimization/68911
17960 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
17961 information computed for expression "init + nit * step".
17963 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17965 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
17966 about name of GCC executable. Remove deleted node from menu.
17967 (Directory Options) <-B>: Remove cross-reference to deleted node.
17968 (Target Options): Delete section.
17970 2016-01-12 Christian Bruel <christian.bruel@st.com>
17973 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
17974 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
17976 2016-01-12 Jakub Jelinek <jakub@redhat.com>
17979 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
17980 aligned_mem is properly set for AVX512-VL floating point masked
17984 * ifcvt.c (cond_exec_process_if_block): When removing the last
17985 insn from then_bb, remove also any possible barriers that follow it.
17987 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
17991 * config/i386/iamcu.h (SIZE_TYPE): New macro.
17992 (PTRDIFF_TYPE): Likewise.
17993 (WCHAR_TYPE): Likewise.
17994 (WCHAR_TYPE_SIZE): Likewise.
17995 (STDINT_LONG32): Likewise.
17997 2016-01-12 Richard Biener <rguenther@suse.de>
17999 PR tree-optimization/69053
18000 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
18001 convert initial value for cond reductions.
18003 2016-01-12 Richard Biener <rguenther@suse.de>
18005 PR tree-optimization/69007
18006 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
18007 widen_sum after dot_prod and sad.
18009 2016-01-12 Richard Biener <rguenther@suse.de>
18011 PR tree-optimization/69168
18012 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
18013 pattern stmt SLP type.
18014 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
18015 end up unused so cope with that case.
18017 2016-01-12 Richard Biener <rguenther@suse.de>
18019 PR tree-optimization/69157
18020 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
18021 stmts def type only during analyze phase.
18022 (vectorizable_call): Likewise.
18023 (vectorizable_simd_clone_call): Likewise.
18024 (vectorizable_conversion): Likewise.
18025 (vectorizable_assignment): Likewise.
18026 (vectorizable_shift): Likewise.
18027 (vectorizable_operation): Likewise.
18028 (vectorizable_store): Likewise.
18029 (vectorizable_load): Likewise.
18031 2016-01-12 Richard Biener <rguenther@suse.de>
18033 PR tree-optimization/69174
18034 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
18036 (vectorizable_load): Properly compute the number of loads needed
18037 for permuted strided SLP loads and do not spuriously assign
18038 to SLP_TREE_VEC_STMTS.
18040 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
18042 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
18043 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
18044 (MD_EXEC_PREFIX): Remove.
18045 (MD_STARTFILE_PREFIX) Removee.
18046 (FILE_NAME_ABSOLUTE_P): Remove.
18047 (CPP_SPEC): Do not read macros from sys/version.h.
18048 (LINK_COMMAND_SPEC): Remove.
18049 (LOCAL_INCLUDE_DIR): Remove.
18050 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
18051 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
18052 (POST_LINK_SPEC): Define to invoke stubify after linker
18053 (LIBSTDCXX): Remove define
18054 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
18055 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
18056 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
18057 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
18058 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
18059 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
18060 (i386_djgpp_asm_named_section): Add propotype of new procedure
18062 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
18063 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
18064 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
18065 in config/i386/djgpp.h).
18066 (STANDARD_STARTFILE_PREFIX_2): Define identical to
18067 STANDARD_STARTFILE_PREFIX_1.
18068 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
18069 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
18070 installation errors.
18071 (MAX_OFILE_ALIGNMENT): Define to 128.
18072 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
18074 * config/i386/djgpp.c: New file. Add implementation of
18075 i386_djgpp_asm_named_section.
18077 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
18079 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
18080 Add rule for building djgpp.o.
18082 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18084 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
18085 (rtx_is_swappable_p): Reductions are swappable.
18086 (insn_is_swappable_p): V2DF reductions are swappable.
18088 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
18090 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
18091 reloads for other unsupported memory operands.
18093 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
18094 Jim Wilson <jim.wilson@linaro.org>
18097 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
18098 copy_to_mode_reg instead of force_reg.
18100 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
18103 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
18104 TARGET_80387 is true.
18106 2016-01-11 Jakub Jelinek <jakub@redhat.com>
18109 * lra-eliminations.c (move_plus_up): Only move plus up
18110 if subreg of the constant can be simplified into constant
18111 and use the simplified subreg of the constant instead of
18112 the original constant.
18114 * fold-const.c (fold_convertible_p): Don't return true
18115 for conversion of VECTOR_TYPE to same sized integral type.
18116 (fold_convert_loc): Fix up formatting. Fold conversion of
18117 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
18118 instead of NOP_EXPR.
18120 PR tree-optimization/69214
18121 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
18122 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
18125 PR tree-optimization/69207
18126 * tree-vect-slp.c (vect_get_constant_vectors): For
18127 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
18128 fold_convertible_p to vector_type's element type, and always
18129 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
18131 2016-01-11 Richard Biener <rguenther@suse.de>
18133 PR tree-optimization/69173
18134 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
18135 fixup the cycle if all stmts are in a pattern.
18137 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
18139 PR middle-end/68999
18140 * alias.c (base_alias_check): Move check for addresses with
18141 alignment ANDs before the call for compare_base_decls.
18142 (memrefs_conflict_p): Return -1 for different decls
18143 that went through alignment adjustments.
18145 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18147 PR rtl-optimization/68796
18148 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
18149 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
18150 and QImode comparisons against zero with CC_NZmode.
18151 * config/aarch64/iterators.md (short_mask): New mode_attr.
18153 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
18155 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
18156 (<avx512>_store<mode>_mask): Likewise.
18158 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
18159 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18161 PR rtl-optimization/68841
18162 * ifcvt.c (struct noce_if_info): Add orig_x field.
18163 (bbs_ok_for_cmove_arith): Add to_rename parameter.
18164 Don't record conflicts on to_rename if it's present.
18165 Allow memory destinations in sets.
18166 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
18167 blocks, passing orig_x to the checks.
18168 (noce_process_if_block): Set if_info->orig_x appropriately.
18170 2016-01-11 Tom de Vries <tom@codesourcery.com>
18172 PR tree-optimization/69069
18173 * tree-parloops.c (create_parallel_loop): Add missing phi args.
18175 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
18177 PR rtl-optimization/68920
18178 * config/i386/i386.c (ix86_option_override_internal): Restrict number
18179 of conditional moves for RTL if-conversion to 1 for
18180 TARGET_ONE_IF_CONV_INSN.
18181 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
18182 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
18183 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
18184 parameter to restirct number of conditional moves for
18186 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
18187 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
18190 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
18193 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
18194 onepart vars. Fix typo in comment. Fix reversed condition in
18196 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
18199 * var-tracking.c (dump_onepart_variable_differences): New.
18200 (dataflow_set_different): If a detailed dump is requested,
18201 delay early returns and dump differences between onepart
18202 variables present before and after, and added variables.
18204 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
18207 * expr.c (expand_expr_real_1): For boolean vector constants
18208 with a scalar mode use const_scalar_mask_from_tree.
18209 (const_scalar_mask_from_tree): New.
18210 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
18211 assigned to a mask type to handle constants.
18213 2016-01-11 Martin Jambor <mjambor@suse.cz>
18216 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
18217 useless parameters if we cannot change function signature.
18219 2016-01-11 Martin Jambor <mjambor@suse.cz>
18222 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
18225 2016-01-11 Tom de Vries <tom@codesourcery.com>
18227 PR tree-optimization/69109
18228 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
18231 2016-01-11 Tom de Vries <tom@codesourcery.com>
18233 PR tree-optimization/69108
18234 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
18235 res is not used in a phi.
18237 2016-01-11 Yury Gribov <y.gribov@samsung.com>
18240 * common.opt (frandom-seed): Fix parameter name.
18241 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
18243 2016-01-11 Tom de Vries <tom@codesourcery.com>
18245 PR tree-optimization/69058
18246 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
18249 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
18251 * config/arc/arc.opt (mdiv-rem): Add period to the end.
18252 (mcode-density): Likewise.
18254 2016-01-10 Tom de Vries <tom@codesourcery.com>
18256 PR tree-optimization/69062
18257 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
18258 (parallelize_loops): Don't paralelize loop that has phi with address
18261 2016-01-10 Tom de Vries <tom@codesourcery.com>
18263 PR tree-optimization/69039
18264 * tree-parloops.c (try_create_reduction_list): Only allow single exit
18267 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
18269 PR middle-end/68743
18270 * match.pd: Require target has function_c99_misc before doing
18271 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
18273 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
18275 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
18277 * configure: Regenerate.
18279 2016-01-09 Jakub Jelinek <jakub@redhat.com>
18281 PR middle-end/50865
18282 PR tree-optimization/69097
18283 * fold-const.h (expr_not_equal_to): New prototype.
18284 * fold-const.c: Include stringpool.h and tree-ssanames.h.
18285 (expr_not_equal_to): New function.
18286 * match.pd (X % -Y is the same as X % Y): Don't optimize
18287 unless X is known not to be equal to minimum or Y is known
18288 not to be equal to -1.
18289 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
18290 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
18291 (simplify_stmt_using_ranges): Adjust caller.
18292 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
18293 substitute_and_fold.
18295 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
18297 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
18300 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18302 PR tree-optimization/69167
18303 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
18304 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
18306 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
18308 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
18309 Richard Biener <rguenther@suse.de>
18311 PR tree-optimization/68707
18312 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
18313 instances that can be handled via vect_load_lanes.
18315 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
18317 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
18318 if we can't determine address equivalence.
18319 * alias.c (compare_base_decl): Update for changed return value of
18320 symtab_node::equal_address_to.
18322 2016-01-08 Jason Merrill <jason@redhat.com>
18326 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
18327 * expr.c (store_field): Not here.
18328 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
18329 call with TREE_ADDRESSABLE type.
18330 * tree-cfg.c (verify_gimple_call): Adjust.
18332 2016-01-08 Olivier Hainque <hainque@adacore.com>
18334 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
18337 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
18339 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
18340 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
18341 (reduc_smin_v2sf): Rename to...
18342 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
18343 (reduc_splus_v2sf): Rename to...
18344 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
18346 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18348 PR tree-optimization/69162
18349 * gimplify.c (gimplify_va_arg_expr): Encode original type of
18350 valist argument in another argument.
18351 (gimplify_modify_expr): Adjust for the above change. Cleanup.
18352 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
18353 to determine the va_list type, build a MEM_REF instead of
18354 build_fold_indirect_ref.
18356 PR tree-optimization/69172
18357 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
18360 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
18362 PR tree-optimization/67781
18363 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
18364 and cmpnop in two steps: first the ones not accessed in original
18365 gimple expression in a endian independent way and then the ones not
18366 accessed in the final result in an endian-specific way.
18368 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18370 PR tree-optimization/69083
18371 * tree-vect-slp.c (vect_get_constant_vectors): For
18372 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
18373 element type. If op is fold_convertible_p to vector_type's element
18374 type, use NOP_EXPR instead of VCE.
18376 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
18378 PR rtl-optimization/67778
18379 PR rtl-optimization/68634
18380 PR rtl-optimization/68909
18381 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
18382 block from the stack until done with it. Remove a superfluous
18383 bitmap set. Remove a superfluous bitmap test.
18385 2016-01-07 Martin Sebor <msebor@redhat.com>
18388 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
18389 constraint on the type of arguments.
18391 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
18393 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
18394 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
18395 unaligned_access on the gcc_options set.
18396 * config/arm/arm.c (arm_option_override_internal): Use
18397 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
18399 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18402 * config/i386/i386.c (ix86_frame_pointer_required): Enable
18403 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
18405 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18408 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18411 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18412 depending on frame_pointer_needed before remaining integer and SSE
18413 registers are saved.
18415 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
18418 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
18420 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
18423 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
18424 Use the "xBm" constraint.
18425 (float<sseintvecmodelower><mode>2<mask_name><round_name):
18427 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
18428 (sse_cvtsi2ssq<round_name>): Likewise.
18429 (sse_cvtss2si<round_name>): Likewise.
18430 (sse_cvtss2siq<round_name>): Likewise.
18431 (sse2_cvtsi2sdq<round_name>): Likewise.
18432 (sse2_cvtsd2si<round_name>): Likewise.
18433 (sse2_cvtsd2siq<round_name>): Likewise.
18434 * config/i386/subst.md (round_nimm_scalar_predicate): New
18437 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
18439 PR middle-end/67639
18440 * varasm.c (make_decl_rtl): Mark invalid register vars as
18443 PR rtl-optimization/66206
18444 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
18445 All callers changed.
18447 2016-01-07 Jakub Jelinek <jakub@redhat.com>
18449 PR tree-optimization/69141
18450 * tree-ssa-pre.c: Include langhooks.h.
18451 (eliminate_dom_walker::before_dom_children): Use
18452 lang_hooks.decl_printable_name instead of
18453 cgraph_node::get ()->name ().
18455 PR middle-end/68960
18456 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
18457 it and DECL_ALIGN too.
18459 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
18461 * config/mips/mips-ftypes.def: Sort to lexicographical order.
18463 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18466 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18467 depending on frame_pointer_needed before remaining integer and SSE
18468 registers are saved.
18470 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18472 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
18473 mode iterator with VSX_M2.
18474 (*p9_vecstore_<mode>): Likewise.
18475 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
18476 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
18477 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
18478 (define_split for VSX_LE128 stores): Likewise.
18479 (define_peephole2 for TImode LE swaps): Likewise.
18480 (define_split for VSX_LE128 post-reload stores): Likewise.
18482 2016-01-06 Marek Polacek <polacek@redhat.com>
18485 * convert.c (convert_to_integer_1): Adjust call to
18486 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
18487 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
18488 EXPR instead of ARG.
18489 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
18491 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18494 * doc/extend.texi (RL78 Variable Attributes): New section.
18496 2016-01-05 Marek Polacek <polacek@redhat.com>
18499 * builtins.c (get_memmodel): Use expansion point location rather than
18500 the input location. Call warning_at rather than warning.
18501 (expand_builtin_atomic_compare_exchange): Likewise.
18502 (expand_builtin_atomic_load): Likewise.
18503 (expand_builtin_atomic_store): Likewise.
18504 (expand_builtin_atomic_clear): Likewise.
18506 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
18509 * config/i386/i386.c (ix86_expand_vector_logical_operator):
18510 Replace nonimmediate_operand with vector_operand.
18511 * config/i386/predicates.md (vector_operand): New predicate.
18512 (general_vector_operand): Replace nonimmediate_operand with
18514 * config/i386/sse.md: Replace nonimmediate_operand with
18515 vector_operand and m constraint with Bm constraint on SSE
18516 patterns with 16-byte memory operand.
18517 * config/i386/subst.md (round_nimm_predicate): Replace
18518 nonimmediate_operand with vector_operand.
18519 (round_saeonly_nimm_predicate): Likewise.
18520 (round_saeonly_nimm_scalar_predicate): New.
18522 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
18525 * config/i386/constraints.md (Bm): New constraint.
18526 * config/i386/predicates.md (vector_memory_operand): New
18528 * config/i386/sse.md: Replace xm with xBm in plusminus and
18529 any_logic patterns.
18531 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18534 * doc/extend.texi (V850 Function Attributes): New section.
18535 (V850 Variable Attributes): New section.
18537 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18540 * doc/extend.texi (MicroBlaze Function Attributes): Document
18541 interrupt_handler and fast_interrupt attributes.
18543 2016-01-05 Sergei Trofimovich <siarheit@google.com>
18546 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
18547 for local symbolic operands.
18548 * config/ia64/predicates.md (local_symbolic_operand64): New
18551 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18553 PR rtl-optimization/68651
18554 * combine.c (combine_simplify_rtx): Canonicalize x + x into
18557 2016-01-05 Nathan Sidwell <nathan@acm.org>
18559 * alias.c (compare_base_decls): Use symtab_node::get.
18561 2016-01-05 Nick Clifton <nickc@redhat.com>
18564 * ira-costs.c (copy_cost): Initialise the t_icode field of the
18565 secondary_reload_info structure.
18568 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
18569 decls if weak support is available.
18571 2016-01-04 Martin Sebor <msebor@redhat.com>
18573 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
18575 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
18577 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18578 OPTION_MASK_P9_DFORM.
18580 * config/rs6000/constraints.md (wo constraint): New constraint for
18583 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
18585 (rs6000_init_hard_regno_mode_ok): Likewise.
18587 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
18590 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
18591 expanders not to have constraints. Add support for ISA 3.0 xxperm
18592 instruction. Add support for fusing xxlor with xxperm.
18593 (altivec_vperm_<mode>_internal): Likewise.
18594 (altivec_vperm_v8hiv16qi): Likewise.
18595 (altivec_vperm_<mode>v16q): Likewise.
18596 (altivec_vperm_<mode>_uns): Likewise.
18597 (vperm_v8hiv4si): Likewise.
18598 (vperm_v16qiv8hi): Likewise.
18600 * doc/md.texi (RS/6000 constraints): Document wo constraint.
18602 2016-01-04 Jakub Jelinek <jakub@redhat.com>
18604 Update copyright years.
18606 * gcc.c (process_command): Update copyright notice dates.
18607 * gcov-dump.c (print_version): Ditto.
18608 * gcov.c (print_version): Ditto.
18609 * gcov-tool.c (print_version): Ditto.
18610 * gengtype.c (create_file): Ditto.
18611 * doc/cpp.texi: Bump @copying's copyright year.
18612 * doc/cppinternals.texi: Ditto.
18613 * doc/gcc.texi: Ditto.
18614 * doc/gccint.texi: Ditto.
18615 * doc/gcov.texi: Ditto.
18616 * doc/install.texi: Ditto.
18617 * doc/invoke.texi: Ditto.
18619 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18621 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
18622 modes larger than TImode as TImode if NEON is not enabled.
18624 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18627 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
18628 mode for %f0-%f31 only if TARGET_FPU.
18630 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18633 * config/sparc/sparc.c (scan_record_type): Take into account subfields
18634 to compute the PACKED_P predicate.
18635 (function_arg_record_value): Minor tweaks.
18637 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
18639 * doc/install.texi (--with-multilib-list): Describe the meaning of the
18640 option for arm*-*-* targets.
18642 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
18644 * doc/extend.texi (Common Function Attributes): Move docs for
18645 MSP430-specific attributes to....
18646 (MSP430 Function Attributes): ...here. Delete the redundant
18647 entries and copy-edit the remaining text.
18648 (MSP430 Variable Attributes): Use uniform format for index
18649 entries and add a cross-reference to the corresponding function
18652 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
18654 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
18656 (x86 Options): Likewise.
18658 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18662 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
18663 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
18664 to corresponding attribute.
18666 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18668 * doc/extend.texi (Common Function Attributes) <noplt>: Move
18669 to correct alphabetization of table. Copy-edit and correct
18671 <stack_protect>: Likewise.
18672 <target_clones>: Likewise.
18674 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
18675 Correct punctuation.
18676 (Code Gen Options) <-fno-plt>: Copy-edit.
18678 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
18681 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
18682 SI values. Explicitly convert SI to DI and vice-versa.
18684 2016-01-01 Jakub Jelinek <jakub@redhat.com>
18686 PR tree-optimization/69070
18687 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
18688 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
18691 * ubsan.c (ubsan_instrument_float_cast): Call
18692 initialize_sanitizer_builtins.
18695 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
18697 Copyright (C) 2016 Free Software Foundation, Inc.
18699 Copying and distribution of this file, with or without modification,
18700 are permitted in any medium without royalty provided the copyright
18701 notice and this notice are preserved.