1 2016-09-21 David Malcolm <dmalcolm@redhat.com>
3 * genconstants.c (main): Introduce noop_reader and convert call
4 to read_md_files to a method call.
5 * genenums.c (main): Likewise.
6 * genmddeps.c (main): Likewise.
7 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
8 rtx_reader_ptr->get_top_level_filename ().
9 (write_tm_preds_h): Likewise.
10 (write_insn_preds_c): Likewise.
11 * gensupport.c (class gen_reader): New subclass of rtx_reader.
12 (rtx_handle_directive): Convert to...
13 (gen_reader::handle_unknown_directive): ...this.
14 (init_rtx_reader_args_cb): Convert return type from bool to
15 rtx_reader *. Create a gen_reader instance, using it for the
16 call to read_md_files. Return it if no errors occur.
17 (init_rtx_reader_args): Convert return type from bool to
19 * gensupport.h (init_rtx_reader_args_cb): Likewise.
20 (init_rtx_reader_args_cb): Likewise.
21 * read-md.c (struct file_name_list): Move to class rtx_reader.
22 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
23 (read_md_filename): Delete in favor of
24 rtx_reader::m_read_md_filename.
25 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
26 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
27 (base_dir): Delete in favor of rtx_reader::m_base_dir.
28 (first_dir_md_include): Delete in favor of
29 rtx_reader::m_first_dir_md_include.
30 (last_dir_md_include_ptr): Delete in favor of
31 rtx_reader::m_last_dir_md_include_ptr.
32 (max_include_len): Delete.
33 (rtx_reader_ptr): New.
34 (fatal_with_file_and_line): Use get_filename and get_lineno
35 accessors of rtx_reader_ptr.
36 (require_char_ws): Likewise.
37 (rtx_reader::read_char): New method, based on ::read_char.
38 (rtx_reader::unread_char): New method, based on ::unread_char.
39 (read_escape): Use get_filename and get_lineno accessors of
41 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
42 (read_string): Use get_filename and get_lineno accessors of
44 (rtx_reader::rtx_reader): New ctor.
45 (rtx_reader::~rtx_reader): New dtor.
46 (handle_include): Convert from a function to...
47 (rtx_reader::handle_include): ...this method, converting
48 handle_directive from a callback to a virtual function.
49 (handle_file): Likewise, converting to...
50 (rtx_reader::handle_file): ...this method.
51 (handle_toplevel_file): Likewise, converting to...
52 (rtx_reader::handle_toplevel_file): ...this method.
53 (rtx_reader::get_current_location): New method.
54 (parse_include): Convert from a function to...
55 (rtx_reader::add_include_path): ...this method, dropping redundant
56 update to unused max_include_len.
57 (read_md_files): Convert from a function to...
58 (rtx_reader::read_md_files): ...this method, converting
59 handle_directive from a callback to a virtual function.
60 (noop_reader::handle_unknown_directive): New method.
61 * read-md.h (directive_handler_t): Delete this typedef.
63 (read_md_file): Delete.
64 (read_md_lineno): Delete.
65 (read_md_filename): Delete.
66 (class rtx_reader): New class.
67 (rtx_reader_ptr): New decl.
68 (class noop_reader): New subclass of rtx_reader.
69 (read_char): Reimplement in terms of rtx_reader::read_char.
70 (unread_char): Reimplement in terms of rtx_reader::unread_char.
71 (read_md_files): Delete.
72 * read-rtl.c (read_rtx_code): Update for deletion of globals
73 read_md_filename and read_md_lineno.
75 2016-09-21 Jason Merrill <jason@redhat.com>
77 * input.h (from_macro_definition_at): New.
79 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
81 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
83 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
85 PR tree-optimization/77550
86 * tree-vect-stmts.c (create_array_ref): Change parameters.
87 (get_group_alias_ptr_type): New function.
88 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
90 2016-09-21 Marek Polacek <polacek@redhat.com>
92 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
93 Add falls through comment.
95 2016-09-21 Richard Biener <rguenther@suse.de>
97 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
98 (replace_child): Likewise.
99 (remove_child_TAG): Adjust.
100 (move_marked_base_types): Likewise.
101 (prune_unused_types_prune): Clear die_sib of removed children.
103 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
106 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
107 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
109 2016-09-21 Richard Biener <rguenther@suse.de>
111 PR tree-optimization/77648
112 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
114 (make_transitive_closure_constraints): Adjust comment.
115 (make_any_offset_constraints): New function.
116 (handle_rhs_call): Make sure to first expand a pointer to all
117 subfields before transitively closing it.
118 (handle_const_call): Likewise. Properly expand returned
120 (handle_pure_call): Likewise.
122 2016-09-21 Richard Biener <rguenther@suse.de>
123 Jakub Jelinek <jakub@redhat.com>
125 PR tree-optimization/77621
126 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
127 group at non-vectorizable stmts.
129 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
131 PR tree-optimization/72835
132 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
133 (make_new_ssa_for_all_defs): Likewise.
134 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
136 2016-09-20 Martin Sebor <msebor@redhat.com>
139 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
140 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
141 * config/linux.c (gnu_libc_printf_pointer_format): New function.
142 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
143 * config/sol2.c (solaris_printf_pointer_format): New function.
144 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
146 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
147 * doc/tm.texi: Regenerate.
148 * gimple-fold.h (get_range_strlen): New function.
149 (get_maxval_strlen): Declare existing function.
150 * gimple-fold.c (get_range_strlen): Add arguments and compute both
152 (get_range_strlen): Define overload.
153 (get_maxval_strlen): Adjust.
154 * gimple-ssa-sprintf.c: New file and pass.
155 * passes.def (pass_sprintf_length): Add new pass.
156 * targhooks.h (default_printf_pointer_format): Declare new function.
157 (gnu_libc_printf_pointer_format): Same.
158 (solaris_libc_printf_pointer_format): Same.
159 * targhooks.c (default_printf_pointer_format): Define new function.
160 * tree-pass.h (make_pass_sprintf_length): Declare new function.
161 * print-tree.c: Increase buffer size.
163 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
165 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp
168 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
170 * common.opt: New option -fipa-vrp.
171 * ipa-cp.c (ipa_get_vr_lat): New.
172 (ipcp_vr_lattice::print): Likewise.
173 (print_all_lattices): Call ipcp_vr_lattice::print.
174 (ipcp_vr_lattice::meet_with): New.
175 (ipcp_vr_lattice::meet_with_1): Likewise.
176 (ipcp_vr_lattice::top_p): Likewise.
177 (ipcp_vr_lattice::bottom_p): Likewsie.
178 (ipcp_vr_lattice::set_to_bottom): Likewise.
179 (set_all_contains_variable): Call VR set_to_bottom.
180 (initialize_node_lattices): Init VR lattices.
181 (propagate_vr_accross_jump_function): New.
182 (propagate_constants_accross_call): Call
183 propagate_vr_accross_jump_function.
184 (ipcp_store_vr_results): New.
185 (ipcp_driver): Handle VR.
186 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
187 (ipa_set_jf_unknown): Likewise.
188 (ipa_compute_jump_functions_for_edge): Likewise.
189 (ipa_node_params_t::duplicate): Likewise.
190 (ipa_write_jump_function): Likewise.
191 (ipa_read_jump_function): Likewise.
192 (write_ipcp_transformation_info): Likewise.
193 (read_ipcp_transformation_info): Likewise.
194 (ipcp_update_vr): New.
195 (ipcp_transform_function): Handle VR.
196 * ipa-prop.h (struct ipa_vr): New.
197 * cgraph.c: Include tree-vrp.h.
198 * cgraphunit.c: Likewise.
199 * ipa-utils.c: Likewise.
202 * toplev.c: Likewise.
203 * ipa-devirt.c: Likewise.
204 * ipa-inline-transform.c: Likewise.
205 * ipa-inline.c: Likewise.
206 * ipa-profile.c: Likewise.
208 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
210 * doc/invoke.texi: Document -fdump-tree-evrp.
211 * passes.def: Define new pass_early_vrp.
212 * timevar.def: Define new TV_TREE_EARLY_VRP.
213 * tree-pass.h (make_pass_early_vrp): New.
214 * tree-ssa-propagate.c: Make replace_uses_in non static.
215 * tree-ssa-propagate.h: Export replace_uses_in.
216 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
217 (extract_range_from_assert): Factor out
218 extract_range_for_var_from_comparison_expr.
219 (vrp_initialize_lattice): New.
220 (vrp_initialize): Factor out vrp_initialize_lattice.
221 (vrp_valueize): Fix it to reject complex value ranges.
222 (vrp_free_lattice): New.
223 (evrp_dom_walker::before_dom_children): Likewise.
224 (evrp_dom_walker::after_dom_children): Likewise.
225 (evrp_dom_walker::push_value_range): Likewise.
226 (evrp_dom_walker::pop_value_range): Likewise.
227 (execute_early_vrp): Likewise.
228 (execute_vrp): Call vrp_initialize_lattice and
230 (make_pass_early_vrp): New.
232 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
234 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
235 instead of exact_log2.
237 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
240 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
241 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
242 (ix86_add_stmt_cost): Penalize DFmode vector operations
243 for !TARGET_VECTORIZE_DOUBLE.
245 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
247 * doc/invoke.texi (Warning Options): Simplify language.
248 (Optimize Options): Complete sentence.
250 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
252 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
255 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
258 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
259 inits on power8 and above, use the VMRGEW instruction instead of a
262 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
263 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
266 2016-09-20 Tamar Christina <tamar.christina@arm.com>
268 * config/aarch64/arm_neon.h
269 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
270 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
271 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
273 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
275 * config/var/vax.h (ELIMINABLE_REGS): Define.
276 (INITIAL_ELIMINATION_OFFSET): Define.
278 2016-09-20 Jakub Jelinek <jakub@redhat.com>
281 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
282 cast to void * if the cast is from some other pointer type.
284 2016-09-20 Richard Biener <rguenther@suse.de>
286 PR tree-optimization/77646
287 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
290 2016-09-20 Tamar Christina <tamar.christina@arm.com>
292 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
293 attributes to all inlined functions and make them extern.
295 2016-09-20 Richard Biener <rguenther@suse.de>
297 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
299 * debug.c (do_nothing_debug_hooks): Adjust.
300 * dbxout.c (dbx_debug_hooks): Likewise.
301 * sdbout.c (sdb_debug_hooks): Likewise.
302 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
303 (dwarf2out_finish): Move producer, filename and
305 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
306 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
308 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
311 * doc/invoke.texi: Document -Wint-in-bool-context.
314 * dwarf2out.c (output_loc_operands): Fix an assertion.
316 2016-09-19 Joseph Myers <joseph@codesourcery.com>
318 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
319 (CR_DECIMAL_DIG): New macro.
321 2016-09-19 Joseph Myers <joseph@codesourcery.com>
323 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
326 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
328 PR rtl-optimization/77416
329 * lra-remat.c (operand_to_remat): Process hard coded insn
332 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
334 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
335 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
337 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
339 * target.def (lra_p): Wordsmithing.
340 * doc/tm.texi: Regenerate.
342 2016-09-19 Jakub Jelinek <jakub@redhat.com>
343 Jan Hubicka <jh@suse.cz>
346 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
347 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
348 Call ultimate_alias_target just once, not up to 4 times.
350 2016-09-19 Richard Biener <rguenther@suse.de>
352 * dwarf2out.c (early_dwarf_finished): New global.
353 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
355 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
356 if called from LTO exit early.
357 (dwarf2out_late_global_decl): When being during the early
358 debug phase do not add locations but only const value attributes.
359 Adjust the way we generate early DIEs for LTO.
361 2016-09-19 Richard Biener <rguenther@suse.de>
364 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
365 proper niter to bound the loops.
367 2016-09-19 Richard Biener <rguenther@suse.de>
369 PR tree-optimization/77514
370 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
371 search for folded stmt.
373 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
375 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
376 * tree-pass.h (make_pass_early_thread_jumps): Declare.
377 * tree-ssa-threadbackward.c (fsm_find_thread_path,
378 fsm_find_thread_path, profitable_jump_thread_path,
379 fsm_find_control_statement_thread_paths,
380 find_jump_threads_backwards): Add speed_p parameter.
381 (pass_data_early_thread_jumps): New pass.
382 (make_pass_early_thread_jumps): New function.
384 2016-09-17 Andreas Schwab <schwab@suse.de>
386 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
387 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
389 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
391 * recog.c (rest_of_handle_split_after_reload): Delete.
392 (pass_split_after_reload::gate): New method.
393 (pass_split_after_reload::execute): Call split_all_insns directly.
395 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
397 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
398 parameters for functions taking long long arguments.
400 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
403 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
406 2016-09-16 Jason Merrill <jason@redhat.com>
408 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
410 * hwint.c (exact_log2): Use pow2p_hwi.
411 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
412 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
413 * builtins.c (get_object_alignment_2, get_object_alignment)
414 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
416 * calls.c (compute_argument_addresses, store_one_arg): Use
418 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
419 * combine.c (force_to_mode): Use least_bit_hwi.
420 (contains_muldiv, find_split_point, combine_simplify_rtx)
421 (simplify_if_then_else, simplify_set, force_to_mode)
422 (if_then_else_cond, simplify_and_const_int_1)
423 (simplify_compare_const): Use pow2p_hwi.
424 * cse.c (fold_rtx): Use pow2p_hwi.
425 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
427 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
428 (init_expmed_one_conv): Use pow2p_hwi.
429 * expr.c (is_aligning_offset): Use pow2p_hwi.
430 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
431 (fold_binary_loc): Use pow2p_hwi.
432 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
433 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
434 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
435 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
437 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
438 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
439 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
440 * omp-low.c (oacc_loop_fixed_partitions)
441 (oacc_loop_auto_partitions): Use least_bit_hwi.
442 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
443 * stor-layout.c (place_field): Use least_bit_hwi.
444 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
445 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
446 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
447 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
448 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
449 * tree-vect-data-refs.c (vect_analyze_group_access_1)
450 (vect_grouped_store_supported, vect_grouped_load_supported)
451 (vect_permute_load_chain, vect_shift_permute_load_chain)
452 (vect_transform_grouped_load): Use pow2p_hwi.
453 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
454 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
455 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
457 * tsan.c (instrument_expr): Use least_bit_hwi.
458 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
460 2016-09-16 Andreas Schwab <schwab@suse.de>
462 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
464 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
466 2016-09-16 Jakub Jelinek <jakub@redhat.com>
469 * combine.c (rest_of_handle_combine): If any edges have been purged,
470 free dominators if available.
472 2016-09-16 Jakub Jelinek <jakub@redhat.com>
473 Eric Botcazou <ebotcazou@adacore.com>
476 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
477 through into expand_addsub_overflow after expand_neg_overflow.
479 2016-09-15 David Malcolm <dmalcolm@redhat.com>
481 * diagnostic-show-locus.c
482 (selftest::test_fixit_insert_containing_newline): New function.
483 (selftest::test_fixit_replace_containing_newline): New function.
484 (selftest::diagnostic_show_locus_c_tests): Call the above.
486 2016-09-15 Bin Cheng <bin.cheng@arm.com>
488 PR tree-optimization/77503
489 * tree-vect-loop.c (vectorizable_reduction): Record reduction
490 code for CONST_COND_REDUCTION at analysis stage and use it at
492 * tree-vectorizer.h (struct _stmt_vec_info): New field.
493 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
494 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
497 2016-09-15 Richard Biener <rguenther@suse.de>
500 * fold-const.c (split_tree): Do not split constant ~X.
502 2016-09-15 Jakub Jelinek <jakub@redhat.com>
504 PR rtl-optimization/77425
505 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
509 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
510 use %qs instead of %s where desirable, use argument instead of arg in
511 the diagnostic wording, add list of supported strategies and
513 (ix86_option_override_internal): Emit target("m...") instead of
514 option("m...") in the diagnostic. Use %qs instead of %s in invalid
515 -march/-mtune option diagnostic. Add list of supported arches/tunings
516 and spellcheck hint. Remove prefix, suffix and sw variables, use
517 main_args_p ? "..." : "..." in diagnostics to make translation
520 2016-09-15 Richard Biener <rguenther@suse.de>
522 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
523 extra offset argument.
524 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
525 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
526 to reflect new offset parameter.
527 * doc/tm.texi: Regenerate.
528 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
529 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
531 (darwin_asm_output_dwarf_offset): Likewise.
532 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
534 (darwin_asm_output_dwarf_offset): Pass offset argument through.
535 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
536 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
538 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
541 * ipa-icf.c (set_alias_uids): New function.
542 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
543 all the merged variable's referring aliases.
545 2016-09-15 Richard Biener <rguenther@suse.de>
547 PR tree-optimization/77514
548 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
549 only forced_stmts sequence.
551 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
553 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
554 * cfgexpand.c (update_alias_info_with_stack_vars): Use
555 FOR_EACH_SSA_NAME to iterate over SSA variables.
556 (pass_expand::execute): Likewise.
557 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
558 * tree-cfg.c (dump_function_to_file): Likewise.
559 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
560 (update_ssa): Likewise.
561 * tree-ssa-alias.c (dump_alias_info): Likewise.
562 * tree-ssa-ccp.c (ccp_finalize): Likewise.
563 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
564 (create_outofssa_var_map): Likewise.
565 (coalesce_ssa_name): Likewise.
566 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
567 * tree-ssa-pre.c (compute_avail): Likewise.
568 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
569 (scc_vn_restore_ssa_info): Likewise.
570 (free_scc_vn): Likwise.
571 (run_scc_vn): Likewise.
572 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
573 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
574 * tree-ssa-copy.c (fini_copy_prop): Likewise.
575 * tree-ssa.c (verify_ssa): Likewise.
577 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
579 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
580 and mips64r2 as default 32-bit and 64-bit architectures.
581 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
582 as default 32-bit and 64-bit architectures.
584 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
586 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
589 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
591 * target.def (lra_p): Change commentary (for the manual) for the
593 * doc/tm.texi: Regenerate.
595 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
597 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
598 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
599 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
600 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
602 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
604 * targhooks.c (default_lra_p): Return true instead of false.
606 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
608 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
609 hook_bool_void_false.
610 * config/avr/avr.c: Ditto.
611 * config/bfin/bfin.c: Ditto.
612 * config/c6x/c6x.c: Ditto.
613 * config/cr16/cr16.c: Ditto.
614 * config/cris/cris.c: Ditto.
615 * config/epiphany/epiphany.c: Ditto.
616 * config/fr30/fr30.c: Ditto.
617 * config/frv/frv.c: Ditto.
618 * config/h8300/h8300.c: Ditto.
619 * config/ia64/ia64.c: Ditto.
620 * config/iq2000/iq2000.c: Ditto.
621 * config/lm32/lm32.c: Ditto.
622 * config/m32c/m32c.c: Ditto.
623 * config/m32r/m32r.c: Ditto.
624 * config/m68k/m68k.c: Ditto.
625 * config/mcore/mcore.c: Ditto.
626 * config/microblaze/microblaze.c: Ditto.
627 * config/mmix/mmix.c: Ditto.
628 * config/mn10300/mn10300.c: Ditto.
629 * config/moxie/moxie.c: Ditto.
630 * config/msp430/msp430.c: Ditto.
631 * config/nios2/nios2.c: Ditto.
632 * config/nvptx/nvptx.c: Ditto.
633 * config/pa/pa.c: Ditto.
634 * config/pdp11/pdp11.c: Ditto.
635 * config/rl78/rl78.c: Ditto.
636 * config/sparc/sparc.c: Ditto.
637 * config/spu/spu.c: Ditto.
638 * config/stormy16/stormy16.c: Ditto.
639 * config/tilegx/tilegx.c: Ditto.
640 * config/tilepro/tilepro.c: Ditto.
641 * config/v850/v850.c: Ditto.
642 * config/vax/vax.c: Ditto.
643 * config/visium/visium.c: Ditto.
644 * config/xtensa/xtensa.c: Ditto.
646 2016-09-14 Jakub Jelinek <jakub@redhat.com>
649 * tsan.c: Include target.h.
650 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
651 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
652 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
653 BUILT_IN_ATOMIC_TEST_AND_SET entries.
654 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
656 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
657 Martin Liska <mliska@suse.cz>
660 * predict.c (force_edge_cold): Add braces to a condition.
662 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
664 PR rtl-optimization/77289
665 * lra-constraints.c (get_final_hard_regno): Removed.
666 (get_hard_regno): Add new parameter final_p.
667 (get_reg_class): Directly call lra_get_elimination_hard_regno.
668 (operands_match_p): Adjust call to get_hard_regno.
669 (uses_hard_regs_p): Likewise.
670 (process_alt_operands): Likewise.
672 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
675 * config/msp430/msp430.c (msp430_start_function): Emit an error
676 if a function is both weak and specifies an interrupt number.
678 2016-09-13 Jakub Jelinek <jakub@redhat.com>
680 PR tree-optimization/77454
681 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
682 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
685 2016-09-13 Tamar Christina <tamar.christina@arm.com>
687 * config/aarch64/aarch64-builtins.c
688 (aarch64_init_simd_builtins): Fix builtin type signature printing.
690 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
692 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
693 SFmode and SCmode arguments by reference.
695 2016-09-13 David Malcolm <dmalcolm@redhat.com>
697 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
699 (selftest::test_one_liner_fixit_insert_before): ...this, and update
700 for renaming of add_fixit_insert to add_fixit_insert_before.
701 (selftest::test_one_liner_fixit_insert_after): New function.
702 (selftest::test_one_liner_fixit_validation_adhoc_locations):
703 Update for renaming of add_fixit_insert to add_fixit_insert_before.
704 (selftest::test_one_liner_many_fixits): Likewise.
705 (selftest::test_diagnostic_show_locus_one_liner): Update for
706 renaming, call new test function.
707 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
708 renaming of add_fixit_insert to add_fixit_insert_before.
709 (selftest::test_fixit_consolidation): Likewise.
710 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
712 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
713 (selftest::test_applying_fixits_insert_before): ...this.
714 (selftest::test_applying_fixits_insert): Update for renaming of
715 add_fixit_insert to add_fixit_insert_before.
716 (selftest::test_applying_fixits_insert_after): New function.
717 (selftest::test_applying_fixits_insert_after_at_line_end): New
719 (selftest::test_applying_fixits_insert_after_failure): New function.
720 (selftest::test_applying_fixits_multiple): Update for renaming of
721 add_fixit_insert to add_fixit_insert_before.
722 (selftest::change_line): Likewise.
723 (selftest::test_applying_fixits_unreadable_file): Likewise.
724 (selftest::test_applying_fixits_line_out_of_range): Likewise.
725 (selftest::test_applying_fixits_column_validation): Likewise.
726 (selftest::test_applying_fixits_column_validation): Likewise.
727 (selftest::edit_context_c_tests): Update for renamed test function;
728 call new test functions.
730 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
732 PR tree-optimization/77536
733 PR rtl-optimization/68212
734 * config/rs6000/rs6000.md (div->recip splitter): Remove
735 optimize_insn_for_speed_p condition.
737 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
739 * optabs.c (prepare_cmp_insn): Update documentation comment.
741 2016-09-13 Jakub Jelinek <jakub@redhat.com>
742 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
745 * opts.h (candidates_list_and_hint): Declare.
746 * opts-common.c (candidates_list_and_hint): New function.
747 (cmdline_handle_error): Use it.
749 2016-09-12 David Malcolm <dmalcolm@redhat.com>
751 * edit-context.c (edited_line::get_len): New accessor.
752 (edited_file::print_diff): Split out hunk-printing into...
753 (edited_file::print_diff_hunk): New method.
754 (edited_file::print_diff_line): New method.
756 2016-09-12 Andrew Pinski <apinski@cavium.com>
758 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
760 * config/aarch64/aarch64.c (thunderx_tunings): Enable
761 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
762 (aarch64_operands_ok_for_ldpstp): Return false if
763 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
764 was SImode and the alignment is less than 8 byte.
765 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
767 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
770 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
772 2016-09-12 Marek Polacek <polacek@redhat.com>
774 * doc/extend.texi: Use lowercase "boolean".
775 * doc/invoke.texi: Likewise.
776 * doc/md.texi: Likewise.
777 * target.def: Likewise.
778 * doc/tm.texi: Regenerated.
780 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
783 * expmed.c (synth_mult): Delete duplicate mode check.
785 2016-09-10 Tom de Vries <tom@codesourcery.com>
788 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
790 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
791 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
793 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
795 PR rtl-optimization/77289
796 * lra-constraints.c (get_final_hard_regno): Add support for non hard
797 register numbers. Remove support for subregs.
798 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
799 (get_reg_class): Delete removed get_final_hard_regno() argument.
800 (uses_hard_regs_p): Call get_final_hard_regno().
802 2016-09-09 Martin Sebor <msebor@redhat.com>
806 * pretty-print.c (pp_quoted_string): New function.
807 (pp_format): Call it for %c and %s directives.
809 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
811 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
812 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
813 INITIAL_ELIMINATION_OFFSET) : Update documentation.
814 * target.def (frame_pointer_required, can_eliminate): Likewise.
815 * doc/tm.texi: Regenerated.
816 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
818 * df-scan.c (df_hard_reg_init): Likewise.
819 * ira.c (ira_setup_eliminable_regset): Likewise.
820 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
821 init_elim_table): Likewise.
822 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
823 set_initial_elim_offsets, update_eliminables,
824 init_elim_table): Likewise.
825 * rtlanal.c (get_initial_register_offset): Likewise.
826 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
827 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
828 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
829 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
830 * config/fr30/fr30.h: Fix comment.
831 * config/frv/frv.c: Likewise.
832 * config/frv/frv.h: Likewise.
833 * config/ft32/ft32.h: Likewise.
834 * config/visium/visium.h: Likewise.
835 * config/pa/pa64-linux.h: Likewise.
836 * config/v850/v850.h: Likewise.
837 * config/cris/cris.c: Likewise.
838 * config/ia64/ia64.h: Likewise.
839 * config/moxie/moxie.h: Likewise.
840 * config/m32r/m32r.h: Likewise.
842 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
845 * config.in: Regenerate.
846 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
848 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
849 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
850 static-libmpxwrappers case.
851 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
852 MPX_LD_AS_NEEDED_GUARD_POP.
853 * configure: Regenerate.
854 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
855 defined if linker support "--push-state"/"--pop-state".
857 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
859 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
861 2016-09-09 Joseph Myers <joseph@codesourcery.com>
863 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
864 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
865 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
866 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
867 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
868 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
869 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
871 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
872 width macros from TS 18661-1.
873 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
875 2016-09-08 Jakub Jelinek <jakub@redhat.com>
878 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
879 OMP_CLAUSE_SAFELEN_EXPR.
881 2016-09-07 David Malcolm <dmalcolm@redhat.com>
883 * Makefile.in (OBJS): Add substring-locations.o.
884 * langhooks-def.h (class substring_loc): New forward decl.
885 (lhd_get_substring_location): New decl.
886 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
887 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
888 * langhooks.c (lhd_get_substring_location): New function.
889 * langhooks.h (class substring_loc): New forward decl.
890 (struct lang_hooks): Add field get_substring_location.
891 * substring-locations.c: New file, taking definition of
892 format_warning_va and format_warning_at_substring from
893 c-family/c-format.c, making them non-static.
894 * substring-locations.h (class substring_loc): Move class here
895 from c-family/c-common.h. Add and rewrite comments.
896 (format_warning_va): New decl.
897 (format_warning_at_substring): New decl.
898 (get_source_location_for_substring): Add comment.
900 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
902 * config/i386/i386.c: Add 'U' suffix to processor feature bits
903 to avoid -Wnarrowing warning.
904 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
905 * opts.c: Likewise for SANITIZER_OPT bitmasks.
907 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
909 * config/aarch64/aarch64.c (aarch64_legitimize_address):
910 Avoid use of base_offset if offset already in range.
912 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
914 * config/sh/sh-protos.h (struct sh_atomic_model,
915 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
916 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
917 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
918 * config/sh/sh.h (struct sh_atomic_model,
919 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
920 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
921 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
922 Guard with __cplusplus.
924 2016-09-06 Jakub Jelinek <jakub@redhat.com>
927 * config/i386/i386.c (ix86_expand_builtin): For builtin with
928 unsupported or unknown ISA, use expand_call.
930 2016-09-06 Martin Liska <mliska@suse.cz>
932 PR gcov-profile/77378
933 PR gcov-profile/77466
934 * tree-profile.c (tree_profiling): Detect whether target can use
935 -fprofile-update=atomic.
937 2016-09-06 Richard Biener <rguenther@suse.de>
939 PR tree-optimization/77479
940 * tree-vrp.c (update_value_range): Extend overflow handling to
943 2016-09-05 Jakub Jelinek <jakub@redhat.com>
946 * config/i386/i386.md (isa): Add x64_avx512bw.
947 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
948 (kmov_isa): New mode attr.
949 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
950 (*zero_extend<mode>si2): Likewise.
951 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
953 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
955 * doc/invoke.texi (SPU Options): nops -> NOPs.
956 (x86 Options): Ditto.
958 2016-09-05 Jakub Jelinek <jakub@redhat.com>
961 * toplev.c (process_options): Temporarily set input_location
962 to UNKNOWN_LOCATION around targetm.target_option.override () call.
964 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
966 PR rtl-optimization/77452
967 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
968 inner-mode reference to a CONST_VECTOR constant in the constant pool.
970 2016-09-05 Marek Polacek <polacek@redhat.com>
973 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
975 2016-09-05 Jakub Jelinek <jakub@redhat.com>
978 * gensupport.c (alter_output_for_subst_insn): Remove redundant
979 *insn_out == '*' test. Don't copy unnecessary to yet another
980 memory buffer, and don't leak it.
982 PR rtl-optimization/77425
983 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
985 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
987 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
989 2016-09-02 David Malcolm <dmalcolm@redhat.com>
991 * common.opt (fdiagnostics-generate-patch): New option.
992 * diagnostic.c: Include "edit-context.h".
993 (diagnostic_initialize): Initialize context->edit_context_ptr.
994 (diagnostic_finish): Delete context->edit_context_ptr.
995 (diagnostic_report_diagnostic): Add fix-it hints from the
996 diagnostic to context->edit_context_ptr, if any.
997 * diagnostic.h (class edit_context): Add forward decl.
998 (struct diagnostic_context): Add field "edit_context_ptr".
999 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
1000 -fdiagnostics-generate-patch.
1001 (-fdiagnostics-generate-patch): New item.
1002 * toplev.c: Include "edit-context.h".
1003 (process_options): Set global_dc->edit_context_ptr to a new
1004 edit_context if the options need one.
1005 (toplev::main): Handle -fdiagnostics-generate-patch by using
1006 global_dc->edit_context_ptr.
1008 2016-09-02 Jakub Jelinek <jakub@redhat.com>
1011 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
1012 map and firstprivate clauses on target construct for _Atomic
1014 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
1015 on target construct for _Atomic qualified decls.
1016 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
1018 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
1019 _Atomic qualified arguments not mentioned in uniform clause.
1021 2016-09-02 David Malcolm <dmalcolm@redhat.com>
1023 * Makefile.in (OBJS-libcommon): Add edit-context.o.
1024 * diagnostic-color.c (color_dict): Add "diff-filename",
1025 "diff-hunk", "diff-delete", and "diff-insert".
1026 (parse_gcc_colors): Update default value of GCC_COLORS in comment
1027 to reflect above changes.
1028 * doc/invoke.texi (-fdiagnostics-color): Update description of
1029 default GCC_COLORS, and of the supported capabilities.
1030 * edit-context.c: New file.
1031 * edit-context.h: New file.
1032 * input.c (struct fcache): Add field "missing_trailing_newline".
1033 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
1035 (add_file_to_cache_tab): Likewise.
1036 (fcache::fcache): Likewise.
1037 (get_next_line): Update c->missing_trailing_newline.
1038 (location_missing_trailing_newline): New function.
1039 * input.h (location_missing_trailing_newline): New decl.
1040 * selftest-run-tests.c (selftest::run_tests): Call
1041 edit_context_c_tests.
1042 * selftest.h (edit_context_c_tests): New decl.
1044 2016-09-02 Jakub Jelinek <jakub@redhat.com>
1045 Richard Biener <rguenth@suse.de>
1047 PR tree-optimization/77444
1048 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
1049 as steptype, remove redundant initialization.
1051 2016-09-02 Jakub Jelinek <jakub@redhat.com>
1054 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
1055 (sanopt_optimize_walker): Optimize away
1056 __asan_before_dynamic_init (...) followed by
1057 __asan_after_dynamic_init () without intervening memory loads/stores.
1058 * ipa-pure-const.c (special_builtin_state): Handle
1059 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
1060 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
1062 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1064 * cfg.c (free_original_copy_tables): Replace second assignment of
1065 bb_copy = NULL by bb_original = NULL.
1067 2016-09-02 Jakub Jelinek <jakub@redhat.com>
1070 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
1071 assignment added in r216794.
1073 2016-09-02 David Malcolm <dmalcolm@redhat.com>
1075 * Makefile.in (OBJS): Add typed-splay-tree.o.
1076 * selftest-run-tests.c (selftest::run_tests): Call
1077 typed_splay_tree_c_tests.
1078 * selftest.h (typed_splay_tree_c_tests): New decl.
1079 * typed-splay-tree.c: New file.
1080 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
1081 (typed_splay_tree::max): New method.
1082 (typed_splay_tree::min): New method.
1083 (typed_splay_tree::foreach): New method.
1084 (typed_splay_tree::closure): New struct.
1085 (typed_splay_tree::inner_foreach_fn): New function.
1087 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1089 * ipa-cp.c (ipcp_store_bits_results): Change option name from
1090 -fipa-cp-bit to -fipa-bit-cp.
1092 2016-09-01 Martin Sebor <msebor@redhat.com>
1094 PR tree-optimization/71831
1095 * tree-object-size.h: Return bool instead of the size and add
1096 argument for the size.
1097 * tree-object-size.c (compute_object_offset): Update signature.
1098 (addr_object_size): Same.
1099 (compute_builtin_object_size): Return bool instead of the size
1100 and add argument for the size. Handle POINTER_PLUS_EXPR when
1101 optimization is disabled.
1102 (expr_object_size): Adjust.
1103 (plus_stmt_object_size): Adjust.
1104 (pass_object_sizes::execute): Adjust.
1105 * builtins.c (fold_builtin_object_size): Adjust.
1106 * doc/extend.texi (Object Size Checking): Update.
1107 * ubsan.c (instrument_object_size): Adjust.
1109 2016-09-01 Martin Sebor <msebor@redhat.com>
1111 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
1112 it fits the output of the formatted function regardless of its
1114 * gcc/genmodes.c (parser::parse_expr): Same.
1115 * gimplify.c (gimplify_asm_expr): Same.
1116 * passes.c (pass_manager::register_one_dump_file): Same.
1117 * print-tree.c (print_node): Same.
1119 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
1121 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
1123 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
1125 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
1127 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
1129 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
1130 * config/rs6000/vector.md: Ditto.
1131 * config/rs6000/vsx.md: Ditto.
1133 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
1135 * ipa-inline-analysis.c (param_change_prob): Get to the base object
1138 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
1140 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
1141 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
1142 *return_and_restore_gpregs_<mode>_r11,
1143 *return_and_restore_gpregs_<mode>_r12,
1144 *return_and_restore_gpregs_<mode>_r1,
1145 *return_and_restore_fpregs_<mode>_r11,
1146 *return_and_restore_fpregs_<mode>_r12,
1147 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
1148 directly instead of via the "l" constraint. Renumber operands.
1151 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
1153 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
1154 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
1155 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
1156 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
1157 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
1158 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
1159 *call_value_nonlocal_darwin64, reload_macho_picbase,
1160 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
1161 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
1162 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
1163 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
1164 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
1165 *save_fpregs_<mode>_r1): Ditto.
1166 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
1167 *return_and_restore_gpregs_spe): Ditto.
1169 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
1171 * config/rs6000/rs6000.md
1172 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
1173 the use of the link register.
1174 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
1176 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1177 Michael Meissner <meissner@linux.vnet.ibm.com>
1180 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
1181 reg+reg addressing for TImode.
1182 (rs6000_legitimate_address_p): Only allow register indirect
1183 addressing for TImode, even without TARGET_QUAD_MEMORY.
1185 2016-09-01 Richard Biener <rguenther@suse.de>
1188 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
1189 check whether the result fits the desired result type.
1191 2016-09-01 Nathan Sidwell <nathan@acm.org>
1193 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
1195 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
1197 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
1199 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
1201 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1203 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
1204 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
1205 for comparisons of integer ZERO_EXTEND against zero.
1207 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
1209 * config/i386/i386.c (ix86_option_override_internal): Also disable the
1210 STV pass if -mstackrealign is enabled.
1212 2016-08-31 Ilya Verbin <iverbin@gmail.com>
1214 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
1217 2016-08-31 David Malcolm <dmalcolm@redhat.com>
1219 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
1220 (layout_range::intersects_line_p): New method.
1221 (test_range_contains_point_for_single_point): Rename to...
1222 (test_layout_range_for_single_point): ...this, and add testing
1223 for layout_range::intersects_line_p.
1224 (test_range_contains_point_for_single_line): Rename to...
1225 (test_layout_range_for_single_line): ...this, and add testing
1226 for layout_range::intersects_line_p.
1227 (test_range_contains_point_for_multiple_lines): Rename to...
1228 (test_layout_range_for_multiple_lines): ...this, and add testing
1229 for layout_range::intersects_line_p.
1230 (layout::layout): Populate m_fixit_hints.
1231 (layout::get_expanded_location): Handle the case of a line-span
1233 (layout::validate_fixit_hint_p): New method.
1234 (get_line_span_for_fixit_hint): New function.
1235 (layout::calculate_line_spans): Add spans for fixit-hints.
1236 (layout::should_print_annotation_line_p): New method.
1237 (layout::print_any_fixits): Drop param "richloc", instead using
1238 validated fixits in m_fixit_hints. Add "const" to hint pointers.
1239 (diagnostic_show_locus): Avoid printing blank annotation lines.
1240 (selftest::test_diagnostic_context::test_diagnostic_context):
1241 Initialize show_column and start_span.
1242 (selftest::test_diagnostic_context::start_span_cb): New static
1244 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
1245 (selftest::diagnostic_show_locus_c_tests): Update for function
1246 renamings. Call test_diagnostic_show_locus_fixit_lines.
1248 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
1250 PR tree-optimization/73714
1251 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
1253 2016-08-31 David Malcolm <dmalcolm@redhat.com>
1255 * selftest.c: Move "namespace selftest {" to top of file,
1256 removing explicit "selftest::" qualifiers throughout.
1258 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
1260 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
1262 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
1263 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
1264 Replace builtin with vector extension.
1265 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
1267 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
1268 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
1269 Replace builtin with vector extension.
1270 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
1271 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
1272 Replace builtin with vector extension.
1273 * config/i386/xmmintrin.h (__m128_u): New type.
1274 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
1275 (_mm_load_ps, _mm_store_ps): Simplify.
1277 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
1279 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
1281 2016-08-30 David Malcolm <dmalcolm@redhat.com>
1283 * diagnostic-show-locus.c (colorizer::begin_state): Support more
1284 than 3 ranges per diagnostic by alternating between color 1 and
1286 (layout::layout): Replace use of rich_location::MAX_RANGES
1287 with richloc->get_num_locations ().
1288 (layout::calculate_line_spans): Replace use of
1289 rich_location::MAX_RANGES with m_layout_ranges.length ().
1290 (layout::print_annotation_line): Handle arbitrary numbers of
1291 ranges in caret-printing by defaulting to '^'.
1292 (selftest::test_one_liner_many_fixits): New function.
1293 (test_diagnostic_show_locus_one_liner): Call it.
1294 * diagnostic.c (diagnostic_initialize): Update for renaming
1295 of rich_location::MAX_RANGES to
1296 rich_location::STATICALLY_ALLOCATED_RANGES.
1297 * diagnostic.h (struct diagnostic_context): Likewise.
1299 2016-08-30 David Malcolm <dmalcolm@redhat.com>
1301 * selftest.c (selftest::named_temp_file::named_temp_file): New
1303 (selftest::temp_source_file::~temp_source_file): Move to...
1304 (selftest::named_temp_file::~named_temp_file): ...here.
1305 (selftest::test_named_temp_file): New function.
1306 (selftest::selftest_c_tests): Call test_named_temp_file.
1307 * selftest.h (class named_temp_file): New class.
1308 (class temp_source_file): Convert to a subclass of named_temp_file.
1310 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
1312 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
1313 USEs of LR_REGNO in returns and sibcalls.
1314 (rs6000_output_mi_thunk): Similar.
1315 (rs6000_sibcall_aix): Similar.
1316 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
1317 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
1318 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
1319 Remove the USE of LR_REGNO from the patterns as well. Delete an
1321 (return_internal_<mode>): Delete.
1323 2016-08-30 Tamar Christina <tamar.christina@arm.com>
1325 * gcc/config/aarch64/aarch64-simd.md
1326 (aarch64_ld2<mode>_dreg_le): New.
1327 (aarch64_ld2<mode>_dreg_be): New.
1328 (aarch64_ld2<mode>_dreg): Removed.
1329 (aarch64_ld3<mode>_dreg_le): New.
1330 (aarch64_ld3<mode>_dreg_be): New.
1331 (aarch64_ld3<mode>_dreg): Removed.
1332 (aarch64_ld4<mode>_dreg_le): New.
1333 (aarch64_ld4<mode>_dreg_be): New.
1334 (aarch64_ld4<mode>_dreg): Removed.
1335 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
1337 2016-08-30 David Malcolm <dmalcolm@redhat.com>
1339 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
1340 redundant location param.
1341 (test_one_liner_fixit_remove): Likewise.
1342 (test_one_liner_fixit_replace): Likewise.
1343 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
1344 * gcc-rich-location.c
1345 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
1346 get_range_from_loc. Drop overload taking a const char *.
1347 * gcc-rich-location.h
1348 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
1351 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
1353 * config/linux.c (linux_libc_has_function): Return true on musl.
1355 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
1357 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
1359 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
1361 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
1362 used for abnormal egdes.
1364 2016-08-30 Jakub Jelinek <jakub@redhat.com>
1366 PR tree-optimization/72866
1367 * tree-vect-patterns.c (search_type_for_mask): Turn into
1368 a small wrapper, move all code to ...
1369 (search_type_for_mask_1): ... this new function. Add caching
1370 and adjust recursive calls.
1373 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
1374 instead of lookup_type_die (type_main_variant (type)) even for array
1378 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
1379 constant pool reference return x instead of c.
1381 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
1383 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
1386 2016-08-29 David Malcolm <dmalcolm@redhat.com>
1389 (selftest::test_make_location_nonpure_range_endpoints): Fix
1392 2016-08-29 David Malcolm <dmalcolm@redhat.com>
1394 * diagnostic-show-locus.c
1395 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
1397 (selftest::test_diagnostic_show_locus_one_liner): Call it.
1398 * input.c (get_pure_location): Move to libcpp/line-map.c.
1399 * input.h (get_pure_location): Convert decl to an inline function
1400 calling implementation in libcpp.
1402 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
1405 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
1406 template for intel asm dialect.
1407 (vec_set_hi_<mode><mask_name>): Ditto.
1409 2016-08-29 David Malcolm <dmalcolm@redhat.com>
1411 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
1412 (selftest::fail_formatted): Likewise.
1414 2016-08-29 David Malcolm <dmalcolm@redhat.com>
1416 * input.c (make_location): Call get_start and get_finish
1417 on the endpoints to avoid storing packed ranges or ad-hoc
1419 (selftest::test_make_location_nonpure_range_endpoints): New function.
1420 (selftest::input_c_tests): Call it.
1421 * input.h (get_start): New inline function.
1423 2016-08-29 Tom de Vries <tom@codesourcery.com>
1426 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
1429 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
1431 * Makefile.in (gcov-iov.h): Add dummy recipe.
1433 2016-08-29 Nathan Sidwell <nathan@acm.org>
1435 * config/nvptx/nvptx.c: #include tree-vrp.h.
1437 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
1440 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
1441 HIGH+LO construct during reload.
1443 2016-08-28 Tom de Vries <tom@codesourcery.com>
1446 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
1447 'sysv_abi va_list' attribute.
1448 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
1449 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
1452 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1454 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
1455 * emit-rtl.c (unshare_all_rtl_1): Adjust.
1456 (unshare_all_rtl_again): Likewise.
1457 * function.c (assign_stack_local_1): Likewise.
1458 (assign_stack_temp_for_type): Likewise.
1460 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1462 * cfgbuild.c (make_edges): Adjust.
1463 * cfgrtl.c (can_delete_label_p): Likewise.
1464 * dwarf2cfi.c (create_trace_edges): Likewise.
1465 * except.c (sjlj_emit_dispatch_table): Likewise.
1466 * function.h (struct expr_status): make x_forced_labels a vector.
1467 * jump.c (rebuild_jump_labels_1): Adjust.
1468 * reload1.c (set_initial_label_offsets): Likewise.
1469 * stmt.c (force_label_rtx): Likewise.
1470 (expand_label): Likewise.
1472 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1474 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
1476 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
1478 PR tree-optimization/71077
1479 PR tree-optimization/68542
1480 * fold-const.c (fold_relational_const): Fix folding of
1481 VECTOR_CST comparisons that have a scalar boolean result type.
1482 (selftest::test_vector_folding): New static function.
1483 (selftest::fold_const_c_tests): Call it.
1485 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
1487 * doc/extend.texi (SPU Built-in Functions): Remove stale
1488 references to material formerly at IBM and Sony.
1490 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
1493 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
1495 2016-08-26 David Malcolm <dmalcolm@redhat.com>
1497 * diagnostic-show-locus.c
1498 (selftest::test_fixit_consolidation): New function.
1499 (selftest::diagnostic_show_locus_c_tests): Call it.
1500 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
1501 constructor based on source_range.
1503 2016-08-26 David Malcolm <dmalcolm@redhat.com>
1505 * diagnostic-color.c (color_dict): Add "fixit-insert" and
1507 (parse_gcc_colors): Update description of default GCC_COLORS.
1508 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
1509 (colorizer::set_fixit_insert): New method.
1510 (colorizer::set_fixit_delete): New method.
1511 (colorizer::get_color_by_name): New method.
1512 (colorizer::STATE_FIXIT_INSERT): New constant.
1513 (colorizer::STATE_FIXIT_DELETE): New constant.
1514 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
1515 fields in favor of new field "m_stop_color". Add fields
1516 "m_fixit_insert" and "m_fixit_delete".
1517 (colorizer::colorizer): Update for above changes. Replace
1518 colorize_start calls with calls to get_color_by_name.
1519 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
1520 STATE_FIXIT_DELETE. Update for field renamings.
1521 (colorizer::finish_state): Simplify by using m_stop_color,
1522 rather than multiple identical "*_ce" fields.
1523 (colorizer::get_color_by_name): New method.
1524 (layout::print_any_fixits): Print insertions and replacements
1525 using the "fixit-insert" color, and deletions using the
1526 "fixit-delete" color.
1527 * doc/invoke.texi (-fdiagnostics-color): Update description of
1528 default GCC_COLORS, and of the supported capabilities.
1530 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
1532 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
1533 current_function_static_stack_size variable with the static
1534 stack frame size of the current function when
1535 flag_stack_usage_info is enabled.
1537 2016-08-26 Nathan Sidwell <nathan@acm.org>
1539 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
1540 assignment inside if condition.
1542 2016-08-26 Richard Biener <rguenther@suse.de>
1544 PR tree-optimization/69047
1545 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
1546 extracts similar to what FRE does.
1547 (non_rewritable_mem_ref_base): Likewise.
1549 2016-08-26 Joseph Myers <joseph@codesourcery.com>
1551 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
1552 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
1553 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
1554 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
1555 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
1557 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
1558 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
1559 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
1560 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
1561 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
1563 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1566 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
1567 reservation duration to 15 cycles.
1568 (cortex_a8_vfp_macs): Likewise.
1569 (cortex_a8_vfp_macd): Likewise.
1570 (cortex_a8_vfp_divs): Likewise.
1571 (cortex_a8_vfp_divd): Likewise.
1573 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1575 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
1576 (aarch_macro_fusion_pair_p): Use above to avoid early return.
1578 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1579 Martin Jambhor <mjambor@suse.cz>
1581 * common.opt: New option -fipa-bit-cp.
1582 * doc/invoke.texi: Document -fipa-bit-cp.
1583 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
1584 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
1585 * tree-ssa-ccp.h: New header file.
1586 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
1587 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
1588 Replace all occurences of tree parameter by two new params: signop, int.
1589 (bit_value_unop_1): Change to bit_value_unop and export it.
1590 Replace all occurences of tree parameter by two new params: signop,
1592 (bit_value_binop): Change call from bit_value_binop_1 to
1594 (bit_value_assume_aligned): Likewise.
1595 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
1596 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
1598 (ccp_finalize): Skip processing if val->mask == 0.
1599 * ipa-cp.c: Include tree-ssa-ccp.h
1600 (ipcp_bits_lattice): New class.
1601 (ipcp_param_lattice (bits_lattice): New member.
1602 (print_all_lattices): Call ipcp_bits_lattice::print.
1603 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
1604 (initialize_node_lattices): Likewise.
1605 (propagate_bits_accross_jump_function): New function.
1606 (propagate_constants_accross_call): Call
1607 propagate_bits_accross_jump_function.
1608 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
1609 (ipcp_store_bits_results): New function.
1610 (ipcp_driver): Call ipcp_store_bits_results.
1611 * ipa-prop.h (ipa_bits): New struct.
1612 (ipa_jump_func): Add new member bits of type ipa_bits.
1613 (ipa_param_descriptor): Change decl to decl_or_type.
1614 (ipa_get_param): Change decl to decl_or_type and assert on
1616 (ipa_get_type): New function.
1617 (ipcp_transformation_summary): New member bits.
1618 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
1619 (ipa_populate_param_decls): Likewise.
1620 (ipa_dump_param): Likewise.
1621 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
1623 (ipa_set_jf_unknown): Set ipa_bits::known to false.
1624 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
1626 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
1627 (ipa_write_jump_function): Add streaming for ipa_bits.
1628 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
1629 (write_ipcp_transformation_info): Add streaming for ipa_bits
1631 (read_ipcp_transfomration_info): Add support for reading streamed
1633 (ipcp_update_bits): New function.
1634 (ipcp_transform_function): Call ipcp_update_bits.
1636 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
1638 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
1639 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
1641 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
1643 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
1645 2016-08-25 Richard Biener <rguenther@suse.de>
1647 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
1648 Only add locations in late dwarf.
1649 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
1650 (dwarf2out_early_finish): But do it here.
1652 2016-08-24 Michael Collison <michael.collison@linaro.org>
1653 Michael Collison <michael.collison@arm.com>
1655 * config/arm/arm-modes.def: Add new condition code mode CC_V
1656 to represent the overflow bit.
1657 * config/arm/arm.c (maybe_get_arm_condition_code):
1658 Add support for CC_Vmode.
1659 (arm_gen_unlikely_cbranch): New function to generate common
1660 rtl conditional branches for overflow patterns.
1661 * config/arm/arm-protos.h: Add prototype for
1662 arm_gen_unlikely_cbranch.
1663 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
1664 addsi3_compareV_upper): New patterns to support signed
1665 builtin overflow add operations.
1666 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
1667 New patterns to support unsigned builtin add overflow operations.
1668 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
1669 builtin overflow subtract operations,
1670 (usubv<mode>4): New patterns to support unsigned builtin subtract
1671 overflow operations.
1672 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
1673 to support builtin overflow negate operations.
1675 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1678 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1680 * explow.c (get_dynamic_stack_size): Take known alignment of stack
1681 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
1684 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
1686 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
1687 MULTILIB_OPTIONS should be used. Small wording fixes.
1688 * genmultilib: Memorize set of all option combinations in
1689 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
1690 found in MULTILIB_OPTIONS by checking if option set is listed in
1691 combination_space. Output new and existing error message to stderr.
1693 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
1695 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
1696 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
1697 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
1698 (MULTILIB_REUSE): Remove reuse rules for option set including
1699 -mfpu=fp-armv8 and -mfpu=vfpv4
1701 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
1703 * config/arm/t-rtems: Add vfp multilib.
1705 2016-08-23 Ian Lance Taylor <iant@golang.org>
1707 * config/s390/s390.c (s390_asm_file_start): Call
1710 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1712 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
1713 initialization of all 0's to the 0 constant, instead of directly
1714 generating XOR. Add support for V4SImode vector initialization on
1715 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
1716 initialization. Change variables used in V4SFmode vector
1717 intialization. For V4SFmode vector splat on ISA 3.0, make sure
1718 any memory addresses are in index form. Add support for using
1719 VSPLTH/VSPLTB to initialize vector short and vector char vectors
1720 with all of the same element.
1721 (regno_or_subregno): New helper function to return a register
1722 number for either REG or SUBREG.
1723 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
1724 Use regno_or_subregno where possible.
1725 (rs6000_split_v4si_init_di_reg): New helper function to build up a
1726 DImode value from two SImode values in order to generate V4SImode
1727 vector initialization on 64-bit systems with direct move.
1728 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
1730 (rtx_is_swappable_p): V4SImode vector initialization insn is not
1732 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
1734 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
1735 attributes to initialize V8HImode and V16QImode vectors with the
1737 (VSX_SPLAT_COUNT): Likewise.
1738 (VSX_SPLAT_SUFFIX): Likewise.
1739 (UNSPEC_VSX_VEC_INIT): New unspec.
1740 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
1741 Allow SFmode values to come from Altivec registers.
1742 (vsx_init_v4si): New insn/split for V4SImode vector initialization
1743 on 64-bit systems with direct move.
1744 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
1745 vector initializations, to allow V4SImode vector initializations
1746 on 64-bit systems with direct move.
1747 (vsx_splat_v4si): Likewise.
1748 (vsx_splat_v4si_di): Likewise.
1749 (vsx_splat_v4sf): Likewise.
1750 (vsx_splat_v4sf_internal): Likewise.
1751 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
1753 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
1754 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
1755 initializing V8HImode and V16QImode vectors with the same
1757 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
1758 optimization if -maltivec=be.
1760 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
1762 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
1763 attribute for alternatives 3 and 4.
1765 2016-08-23 David Malcolm <dmalcolm@redhat.com>
1767 * selftest.c (selftest::assert_str_contains): New function.
1768 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
1769 * selftest.h (selftest::assert_str_contains): New decl.
1770 (ASSERT_STR_CONTAINS): New macro.
1772 2016-08-23 Richard Biener <rguenther@suse.de>
1774 PR tree-optimization/77286
1775 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
1777 (vect_transform_loop): Split exit edges of loop and scalar
1778 loop if required and at the appropriate time.
1780 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1782 * explow.c (get_dynamic_stack_size): Take known alignment of stack
1783 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
1785 Correct a typo in a comment.
1787 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1789 * config/s390/s390.md ("*andc_split"): New splitter for and with
1792 2016-08-23 Richard Biener <rguenther@suse.de>
1794 PR tree-optimization/27336
1795 * tree-vrp.c (infer_value_range): Handle stmts that can throw
1796 by looking for a non-EH edge.
1797 (process_assert_insertions_for): Likewise.
1799 2016-08-23 Richard Biener <rguenther@suse.de>
1802 * statistics.c (statistics_counter_event): Robustify against
1805 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1807 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
1808 for targets amdfam10 and barcelona.
1810 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
1812 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
1813 (zero_extend<mode>di2): Ditto.
1814 (*zero_extend<mode>si2): Ditto.
1815 (*zero_extendqihi2): Ditto.
1817 2016-08-22 Joseph Myers <joseph@codesourcery.com>
1820 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
1821 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
1823 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
1825 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
1826 identical consecutive elements.
1827 [SSA_NAME]: Print the name's def stmt on its own line. When printing
1828 the node's def stmt, avoid printing an unwanted trailing newline by
1829 replacing the call to print_gimple_stmt() with its inlined body and
1830 adjusting it to not set pp_needs_newline and to call pp_flush()
1831 instead of pp_newline_and_flush().
1833 2016-08-22 Joseph Myers <joseph@codesourcery.com>
1835 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
1836 (float32_type_node, float64_type_node, float32x_type_node)
1837 (float128x_type_node): New macros.
1838 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
1839 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
1840 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
1841 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
1842 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
1843 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
1844 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
1845 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
1846 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
1847 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
1848 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
1849 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
1850 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
1851 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
1852 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
1853 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
1854 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
1855 (copysign, fabs, huge_val, inf, nan, nans): Use it.
1856 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
1858 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
1859 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
1860 * doc/extend.texi (Other Builtins): Document these built-in
1862 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
1865 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
1867 * doc/install.texi (Binaries): www.opencsw.org now uses https.
1869 2016-08-22 Richard Biener <rguenther@suse.de>
1871 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
1873 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
1876 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
1877 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
1878 non-SSE2 athlons only, otherwise prefer SSE prefetches.
1880 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
1882 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
1883 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
1884 (vrp_visit_switch_stmt): Likewise.
1885 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
1886 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
1887 (vrp_visit_stmt): Use extract_range_from_stmt.
1888 (vrp_visit_phi_node): Use extract_range_from_phi_node.
1890 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
1892 * Makefile.in: Add tree-vrp.h to GTFILES.
1893 * gengtype.c (open_base_files): Add tree-vrp.h.
1894 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
1895 * builtins.c: Likewise.
1896 * fold-const.c: Likewise.
1897 * gimple-builder.c: Likewise.
1898 * gimple-laddress.c: Likewise.
1899 * hsa-gen.c: Likewise.
1900 * internal-fn.c: Likewise.
1902 * targhooks.c: Liewise,
1903 * tree-ssa-address.c: Likewise.
1904 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
1905 * tree-vrp.c (struct value_range): Move to tree-vrp.h
1906 * tree-vrp.h: New file.
1908 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
1910 PR tree-optimization/61839
1911 * tree-vrp.c (two_valued_val_range_p): New.
1912 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
1913 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
1914 Also Convert VAR BINOP CST where VAR is two-valued to
1915 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
1917 2016-08-19 David Malcolm <dmalcolm@redhat.com>
1919 * diagnostic-show-locus.c
1920 (layout::annotation_line_showed_range_p): New method.
1921 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
1922 Reimplement case fixit_hint::REPLACE to cover removals, and
1923 replacements where the range of the replacement isn't one
1924 of the ranges in the rich_location.
1925 (test_one_liner_fixit_replace): Likewise.
1926 (selftest::test_one_liner_fixit_replace_non_equal_range): New
1928 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
1930 (selftest::test_diagnostic_show_locus_one_liner): Call the new
1932 * diagnostic.c (print_parseable_fixits): Remove case
1935 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
1938 * config/i386/i386.c (ix86_option_override_internal): Remove
1939 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
1940 Enable SSE prefetch also for TARGET_PREFETCHWT1.
1941 Do not try to enable TARGET_PRFCHW ISA flag here.
1942 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
1943 Rewrite expander function body.
1944 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
1946 2016-08-19 Joseph Myers <joseph@codesourcery.com>
1949 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
1950 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
1951 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
1952 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
1953 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
1954 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
1955 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
1956 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
1957 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
1959 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
1961 (struct floatn_type_info): New structure type.
1962 (floatn_nx_types): New variable declaration.
1963 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
1964 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
1965 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
1966 * tree.c (floatn_nx_types): New variable.
1967 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
1968 corresponding complex types.
1969 * target.def (floatn_mode): New hook.
1970 * targhooks.c: Include "real.h".
1971 (default_floatn_mode): New function.
1972 * targhooks.h (default_floatn_mode): New prototype.
1973 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
1975 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
1976 effective-target and dg-add-options keywords.
1977 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
1978 Document new effective-target keywords.
1979 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
1980 * doc/tm.texi: Regenerate.
1981 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
1982 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
1983 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
1985 * real.h (struct real_format): Add field ieee_bits.
1986 * real.c (ieee_single_format, mips_single_format)
1987 (motorola_single_format, spu_single_format, ieee_double_format)
1988 (mips_double_format, motorola_double_format)
1989 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
1990 (ieee_extended_intel_128_format)
1991 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
1992 (mips_extended_format, ieee_quad_format, mips_quad_format)
1993 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
1994 (decimal_double_format, decimal_quad_format, ieee_half_format)
1995 (arm_half_format, real_internal_format: Initialize ieee_bits
1997 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
1998 float128_type_node. Set float80_type_node to float64x_type_node
1999 if appropriate and long_double_type_node not appropriate.
2000 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
2001 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
2002 Initialize ieee_bits field.
2003 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
2004 (rs6000_init_builtins): Set ieee128_float_type_node to
2006 (rs6000_floatn_mode): New function.
2008 2016-08-19 Jakub Jelinek <jakub@redhat.com>
2010 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
2011 _rdseed64_step): Uglify argument names and/or local variable names
2012 in inline functions.
2013 * config/i386/rtmintrin.h (_xabort): Likewise.
2014 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
2015 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
2016 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
2017 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
2018 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
2019 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
2020 _mm_maskz_ternarylogic_epi32): Likewise.
2021 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
2022 __lwpins32, __lwpins64): Likewise.
2023 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
2024 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
2025 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
2026 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
2027 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
2028 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
2029 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
2030 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
2031 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
2032 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
2033 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
2034 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
2035 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
2036 _mm256_mask_i64gather_epi32): Likewise.
2037 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
2038 * config/i386/ia32intrin.h (__writeeflags): Likewise.
2039 * config/i386/pkuintrin.h (_wrpkru): Likewise.
2040 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
2041 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
2042 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
2043 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
2044 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
2045 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
2046 _mm512_mask_prefetch_i64scatter_ps): Likewise.
2047 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
2048 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
2049 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
2050 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
2051 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
2052 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
2053 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
2054 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
2056 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
2058 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
2059 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
2061 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
2062 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
2064 (_rdpkru_u32): Add space after function name.
2066 * config/i386/t-i386 (i386-c.o): Don't depend on
2067 i386-builtin-types.inc.
2068 (i386.o): Depend on i386-builtin-types.inc.
2070 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
2073 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
2074 Use const_vec_duplicate to check for duplicated elements.
2076 2016-08-19 Richard Biener <rguenther@suse.de>
2078 PR tree-optimization/77290
2079 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2080 Fix flag_tree_parallelize_loops check.
2082 2016-08-19 Richard Biener <rguenther@suse.de>
2084 * match.pd (x | 0 -> x): Add.
2086 2016-08-19 Richard Biener <rguenther@suse.de>
2088 PR tree-optimization/77286
2089 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
2090 Deal with virtual PHIs being out-of-order.
2092 2016-08-18 David Malcolm <dmalcolm@redhat.com>
2094 * doc/invoke.texi (fverbose-asm): Note that source code lines
2095 are emitted, and provide an example.
2096 * final.c (asm_show_source): New function.
2097 (final_scan_insn): Call asm_show_source.
2099 2016-08-18 David Malcolm <dmalcolm@redhat.com>
2101 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
2102 param with diagnostic_kind.
2103 (class colorizer): Similarly replace field m_diagnostic with
2105 (colorizer::colorizer): Replace diagnostic
2106 param with diagnostic_kind.
2107 (colorizer::begin_state): Update for above field change.
2108 (layout::layout): Replace diagnostic param with rich_location *
2109 and diagnostic_kind.
2110 (diagnostic_show_locus): Replace diagnostic param with richloc
2111 and diagnostic_kind.
2112 (class selftest::test_diagnostic_context): New class.
2113 (selftest::test_diagnostic_show_locus_unknown_location): New
2115 (selftest::test_one_liner_simple_caret): New function.
2116 (selftest::test_one_liner_caret_and_range): New function.
2117 (selftest::test_one_liner_multiple_carets_and_ranges): New
2119 (selftest::test_one_liner_fixit_remove): New function.
2120 (selftest::test_one_liner_fixit_replace): New function.
2121 (selftest::test_diagnostic_show_locus_one_liner): New function.
2122 (selftest::diagnostic_show_locus_c_tests): Call the new test
2124 * diagnostic.c (diagnostic_initialize): Initialize
2125 colorize_source_p, show_ruler_p and parseable_fixits_p.
2126 (default_diagnostic_finalizer): Update for change to
2127 diagnostic_show_locus.
2128 (diagnostic_append_note): Likewise.
2129 * diagnostic.h (diagnostic_show_locus): Replace
2130 const diagnostic_info * param with location * and diagnostic_t.
2132 2016-08-18 David Malcolm <dmalcolm@redhat.com>
2134 * input.c (saved_line_table): New global.
2135 (class selftest::temp_line_table): Rename to line_table_test and
2136 move declaration to selftest.h, and drop field m_old_line_table.
2137 (selftest::temp_line_table::temp_line_table): Rename ctor to...
2138 (selftest::line_table_test::line_table_test): ...this. Add a
2139 default ctor. Store current value of line_table within
2141 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
2142 (selftest::line_table_test::~line_table_test): ...this, and
2143 restore line_table from the saved_line_table, rather than
2145 (selftest::test_accessing_ordinary_linemaps): Update for above
2147 (selftest::test_lexer): Likewise.
2148 (struct selftest::lexer_test): Likewise.
2149 (selftest::lexer_test::lexer_test): Likewise.
2150 (selftest::input_c_tests): Move the looping over test cases from
2152 (selftest::for_each_line_table_case): New function.
2153 * input.h (saved_line_table): New decl.
2154 * selftest.h (struct selftest::line_table_case): New forward decl.
2155 (class selftest::line_table_test): New class, moved here from
2156 selftest::temp_line_table in input.c, and renamed.
2157 (selftest::for_each_line_table_case): New decl.
2159 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
2162 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
2164 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
2167 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
2168 enclosing parallel construct for reduction variables on OpenACC loop
2171 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
2173 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
2174 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
2176 (function_to_dwarf_procedure): Update comment.
2178 2016-08-18 David Malcolm <dmalcolm@redhat.com>
2180 * input.c (diagnostics_file_cache_forcibly_evict_file): New
2182 * input.h (diagnostics_file_cache_forcibly_evict_file): New
2184 * selftest.c (selftest::temp_source_file::~temp_source_file):
2185 Evict m_filename from the diagnostic file cache.
2187 2016-08-18 Richard Biener <rguenther@suse.de>
2189 * tree-pass.h (make_pass_materialize_all_clones): Declare.
2190 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
2191 make_pass_materialize_all_clones): New simple IPA pass encapsulating
2192 clone materialization.
2193 * passes.def (all_late_ipa_passes): Start with
2194 pass_materialize_all_clones.
2195 * cgraphunit.c (symbol_table::compile): Remove call to
2196 materialize_all_clones.
2197 * tree-into-ssa.c: Include statistics.h.
2198 (update_ssa): Count number of times we do incremental/rewrite
2201 2016-08-18 Richard Biener <rguenther@suse.de>
2203 PR tree-optimization/77282
2204 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2205 When doing auto-parallelizing also prevent use of PHIs that
2206 carry dependences across loop backedges.
2208 2016-08-18 Tamar Christina <tamar.christina@arm.com>
2209 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2211 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
2213 2016-08-18 Richard Biener <rguenther@suse.de>
2215 * ssa-iterators.h (ssa_vuse_operand): New inline.
2216 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
2217 (predicate_all_scalar_phis): Use remove_phi_node to remove
2218 phi nodes predicated. Delay removing virtual PHIs.
2219 (predicate_mem_writes): Update virtual operands.
2220 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
2221 (tree_if_conversion): Do not rewrite virtual SSA form.
2222 * tree-phinodes.c (release_phi_node): Make static.
2223 * tree-phinodes.h (release_phi_node): Remove.
2225 2016-08-18 Jakub Jelinek <jakub@redhat.com>
2227 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
2228 codes that appear in bdesc_* arrays, instead include i386-builtin.def
2229 twice to define those.
2230 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
2231 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
2232 bdesc_multi_arg): Define by including i386-builtin.def the third time.
2233 * config/i386/i386-builtin.def: New file.
2235 2016-08-17 David Malcolm <dmalcolm@redhat.com>
2237 * input.c (get_source_range_for_char): Rename to...
2238 (selftest::get_source_range_for_char): ...this, and move within
2239 the #if CHECKING_P guard.
2240 (get_num_source_ranges_for_substring): Rename to...
2241 (selftest::get_num_source_ranges_for_substring): ...this, move
2242 within the #if CHECKING_P guard, and make static.
2243 (selftest::assert_num_substring_ranges): Initialize
2246 2016-08-18 Alan Modra <amodra@gmail.com>
2248 PR rtl-optimization/72771
2249 * reload.c (find_reloads): Don't assume that a subreg mem is OK
2250 when find_reloads_toplev returns address_reloaded==-1.
2251 (alternative_allows_const_pool_ref): Update comment.
2253 2015-08-17 Alan Hayward <alan.hayward@arm.com>
2255 PR tree-optimization/71752
2256 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
2257 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
2259 2016-08-17 Jakub Jelinek <jakub@redhat.com>
2261 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
2262 instead of testing ECF_NORETURN bit in gimple_call_flags.
2263 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
2264 * predict.c (tree_bb_level_predictions): Likewise.
2265 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
2268 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
2269 turning a call into __builtin_unreachable-like noreturn call, adjust
2270 gimple_call_set_fntype.
2271 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
2272 gimple_call_fntype has void return type.
2274 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
2276 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
2277 maybe_lookup_decl, to handle nested acc loop directives.
2279 2016-08-17 Richard Biener <rguenther@suse.de>
2281 PR tree-optimization/76490
2282 * tree-vrp.c (update_value_range): Preserve overflow infinities
2283 when intersecting with ranges from get_range_info.
2284 (operand_less_p): Handle overflow infinities correctly.
2285 (value_range_constant_singleton): Use vrp_operand_equal_p
2286 to handle overflow max/min correctly.
2287 (vrp_valueize): Likewise.
2288 (union_ranges): Likewise.
2289 (intersect_ranges): Likewise.
2290 (vrp_visit_phi_node): Improve iteration limitation to only
2291 apply when we'll possibly re-visit the PHI via a changed argument
2294 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
2296 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
2297 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
2298 rather than those that should not be built.
2300 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
2303 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
2305 2016-08-17 Richard Biener <rguenther@suse.de>
2307 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
2308 (verify_vssa): New function verifying virtual SSA form.
2309 (verify_ssa): Call it.
2310 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
2311 Do not apply loop-closed SSA handling to virtuals.
2312 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
2313 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
2314 when rewriting their symbol.
2315 (prepare_def_site_for): Likewise.
2316 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
2317 operands of moved stmts.
2319 2016-08-17 Richard Biener <rguenther@suse.de>
2321 PR tree-optimization/23855
2322 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
2323 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
2324 find guards to hoist. Do not update SSA form but rewrite virtuals
2325 into loop closed SSA.
2326 (find_loop_guard): Adjust to skip already hoisted guards. Do
2327 not mark virtuals for renaming or update SSA form.
2329 2016-08-17 Martin Liska <mliska@suse.cz>
2331 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
2332 a LONG_LONG_TYPE_SIZE comparison.
2333 * gcov-io.h: Remove macro definitions.
2334 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
2335 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
2338 2016-08-16 Jakub Jelinek <jakub@redhat.com>
2340 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
2341 that builtins not mentioned in bdesc_* arrays come first, then
2342 the ones mentioned in bdesc_* arrays in the order they appear in
2343 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
2344 IX86_BUILTIN__BDESC_*_LAST enumerator.
2345 (bdesc_mpx): Fix up a comment typo.
2346 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
2347 __builtin_ia32_vpcomneu[bwdq] builtins.
2348 (BDESC_VERIFY, BDESC_VERIFYS): Define.
2349 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
2350 enum ix86_builtins ordering.
2351 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
2352 for direct bdesc_* array member access instead of searching all the
2353 arrays until an fcode match is found.
2355 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
2357 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
2358 pattern as define_insn_and_split. Split insn before reload to
2360 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
2361 <shift_insn><mode>3_1.
2362 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
2363 <rotate_insn><mode>3_1.
2365 2016-08-16 David Malcolm <dmalcolm@redhat.com>
2368 * input.c (get_source_range_for_substring): Rename to...
2369 (get_source_location_for_substring): ...this, adding param
2370 "caret_idx", and converting output param from source_range * to
2372 (get_source_range_for_char): New function.
2373 (get_num_source_ranges_for_substring): Update comment to reflect
2375 (assert_char_at_range): Update to use get_source_range_for_char
2376 rather than get_source_range_for_substring.
2377 (test_lexer_string_locations_concatenation_2): Likewise.
2378 * substring-locations.h (get_source_range_for_substring): Rename
2380 (get_source_location_for_substring): ...this, and adding param
2381 "caret_idx", and converting output param from source_range * to
2384 2016-08-16 David Malcolm <dmalcolm@redhat.com>
2386 * input.c (class selftest::temp_source_file): Move to
2388 (selftest::temp_source_file::temp_source_file): Move to
2390 (selftest::temp_source_file::~temp_source_file): Likewise.
2391 * selftest.c (selftest::temp_source_file::temp_source_file): Move
2393 (selftest::temp_source_file::~temp_source_file): Likewise.
2394 * selftest.h (class selftest::temp_source_file): Move here from
2397 2016-08-16 Jakub Jelinek <jakub@redhat.com>
2400 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
2401 inlining, add cgraph edge for the added __builtin_unreachable call.
2404 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
2405 only cast it to SHWI for the final comparison.
2407 2016-08-16 Martin Liska <mliska@suse.cz>
2409 PR gcov-profile/36412
2410 * doc/gcov.texi: Document --hash-filenames(-x).
2411 * gcov.c (print_usage): Add the option.
2412 (process_args): Process the option, sort options alphabetically.
2413 (md5sum_to_hex): New function.
2414 (make_gcov_file_name): Do the md5sum and append it to a
2417 2016-08-16 Bin Cheng <bin.cheng@arm.com>
2419 PR tree-optimization/69848
2420 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
2421 and swtich operands to avoid additional NOT instruction.
2422 (vcond<v_cmp_mixed><mode>): Ditto.
2423 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
2425 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
2427 * doc/install.texi (*-*-solaris2*): Adjust latest change.
2429 2016-08-16 Richard Biener <rguenther@suse.de>
2431 PR tree-optimization/76783
2432 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
2433 BB visited flags at start.
2435 2016-08-16 Bin Cheng <bin.cheng@arm.com>
2437 PR tree-optimization/72817
2438 PR tree-optimization/73450
2439 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
2440 multiple_of_p for adjusted IV.base.
2442 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
2445 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
2446 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
2447 for !flag_finite_math_only or flag_signed_zeros.
2448 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
2449 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
2450 depend on flag_finite_math_only.
2451 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
2453 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
2454 (*ieee_smin<mode>3): Ditto.
2455 (*ieee_smax<mode>3): Ditto.
2456 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
2457 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
2459 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
2460 depend on flag_finite_math_only.
2461 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
2462 (*mmx_<code>v2sf3): Remove.
2463 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
2464 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
2465 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
2467 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
2469 PR rtl-optimization/73650
2470 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
2471 it is not a simple move.
2473 2016-08-15 Martin Liska <mliska@suse.cz>
2476 * gcc.c (do_spec_1): Call save_string with the right size.
2477 (save_string): Do an assert about string we copy.
2479 2016-08-15 Richard Biener <rguenther@suse.de>
2481 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
2482 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
2484 (pass_data_stv): Likewise.
2486 2016-08-15 Richard Biener <rguenther@suse.de>
2488 PR tree-optimization/73434
2489 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
2490 TBAA info on the base when forwarding a non-invariant address.
2492 2016-08-15 Jakub Jelinek <jakub@redhat.com>
2494 * dwarf2out.c (struct checksum_attributes): Add
2495 at_string_length_bit_size and at_string_length_byte_size fields.
2496 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
2497 and DW_AT_string_length_byte_size.
2498 (die_checksum_ordered): Handle at_string_length_bit_size and
2499 at_string_length_byte_size.
2500 (gen_array_type_die): For dwarf_version >= 5 emit
2501 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
2502 (adjust_string_types): For dwarf_version >= 5 remove
2503 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
2504 (resolve_addr): Likewise.
2507 * dwarf2out.c (string_types): New variable.
2508 (gen_array_type_die): Change early_dwarf handling of
2509 DW_AT_string_length, create DW_OP_call4 referencing the
2510 length var temporarily. Handle parameters that are pointers
2512 (adjust_string_types): New function.
2513 (gen_subprogram_die): Temporarily set string_types to local var,
2514 call adjust_string_types if needed.
2515 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
2517 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
2519 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
2521 * doc/install.texi (*-*-solaris2*): Fix version number and document
2522 requirement on GNU make for building libjava with the Solaris linker.
2524 2016-08-15 Martin Liska <mliska@suse.cz>
2525 Jakub Jelinek <jakub@redhat.com>
2527 PR tree-optimization/72824
2528 * tree-loop-distribution.c (const_with_all_bytes_same)
2529 <case VECTOR_CST>: Fix a typo.
2531 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
2534 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
2535 Renamed from _mm512_undefined_si512.
2536 (_mm_undefined_si512): New definition.
2538 2016-08-13 Richard Biener <rguenther@suse.de>
2540 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
2541 into PHIs and update the lattice for its def.
2543 2016-08-12 Jakub Jelinek <jakub@redhat.com>
2546 * ubsan.c (instrument_si_overflow): Pass true instead of false
2548 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
2549 of bbs. Return TODO_cleanup_cfg if any returned true.
2551 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2553 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
2554 ISA 3.0 MTVSRDD instruction.
2555 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
2558 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
2560 PR tree-optimization/71083
2561 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
2562 bitfield access when possible.
2564 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
2567 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
2568 sign-changing cast from a shorter unsigned type to a wider
2571 2016-08-12 Jakub Jelinek <jakub@redhat.com>
2573 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
2574 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
2575 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
2577 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2579 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
2580 Correct costs for vec_construct.
2582 2016-08-12 Bin Cheng <bin.cheng@arm.com>
2584 PR tree-optimization/69848
2585 * tree-vectorizer.h (enum vect_def_type): New condition reduction
2586 type CONST_COND_REDUCTION.
2587 * tree-vect-loop.c (vectorizable_reduction): Support new condition
2588 reudction type CONST_COND_REDUCTION.
2590 2016-08-12 Richard Biener <rguenther@suse.de>
2592 PR tree-optimization/57326
2593 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
2594 returning an SSA name.
2595 (phi_translate_1): When fully_constant_expression returns a NAME
2596 make sure we have a leader for it.
2598 2016-08-12 Martin Liska <mliska@suse.cz>
2599 Adam Fineman <afineman@afineman.com>
2601 * gcov.c (process_file): Create .gcov file when .gcda
2604 2016-08-12 Marek Polacek <polacek@redhat.com>
2607 * alias.c (find_base_value): Adjust fall through comment.
2608 * cfgexpand.c (expand_debug_expr): Likewise.
2609 * combine.c (find_split_point): Likewise.
2610 (expand_compound_operation): Likewise. Add FALLTHRU.
2611 (make_compound_operation): Adjust fall through comment.
2612 (canon_reg_for_combine): Add FALLTHRU.
2613 (force_to_mode): Adjust fall through comment.
2614 (simplify_shift_const_1): Likewise.
2615 (simplify_comparison): Likewise.
2616 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
2618 * config/aarch64/predicates.md: Likewise.
2619 * config/i386/i386.c (function_arg_advance_32): Likewise.
2620 (ix86_gimplify_va_arg): Likewise.
2621 (print_reg): Likewise.
2622 (ix86_print_operand): Likewise.
2623 (ix86_build_const_vector): Likewise.
2624 (ix86_expand_branch): Likewise.
2625 (ix86_sched_init_global): Adjust fall through comment.
2626 (ix86_expand_args_builtin): Add FALLTHRU.
2627 (ix86_expand_builtin): Likewise.
2628 (ix86_expand_vector_init_one_var): Likewise.
2629 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
2630 (rs6000_adjust_cost): Likewise.
2631 (insn_must_be_first_in_group): Likewise.
2632 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
2633 * dbxout.c (dbxout_symbol): Adjust fall through comment.
2634 * df-scan.c (df_uses_record): Likewise.
2635 * dojump.c (do_jump): Add FALLTHRU.
2636 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
2638 (resolve_args_picking_1): Adjust fall through comment.
2639 (loc_list_from_tree_1): Likewise.
2640 * expmed.c (make_tree): Likewise.
2641 * expr.c (expand_expr_real_2): Add FALLTHRU.
2642 (expand_expr_real_1): Likewise. Adjust fall through comment.
2643 * fold-const.c (const_binop): Adjust fall through comment.
2644 (fold_truth_not_expr): Likewise.
2645 (fold_cond_expr_with_comparison): Add FALLTHRU.
2646 (fold_binary_loc): Likewise.
2647 (contains_label_1): Adjust fall through comment.
2648 (multiple_of_p): Likewise.
2649 * gcov-tool.c (process_args): Add FALLTHRU.
2650 * genattrtab.c (check_attr_test): Likewise.
2651 (write_test_expr): Likewise.
2652 * genconfig.c (walk_insn_part): Likewise.
2653 * genpreds.c (validate_exp): Adjust fall through comment.
2654 (needs_variable): Likewise.
2655 * gensupport.c (get_alternatives_number): Add FALLTHRU.
2656 (subst_dup): Likewise.
2657 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
2658 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
2659 (gimplify_scan_omp_clauses): Add FALLTHRU.
2660 (goa_stabilize_expr): Likewise.
2661 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
2663 * hsa-gen.c (get_address_from_value): Likewise.
2664 * ipa-icf.c (sem_function::hash_stmt): Likewise.
2665 * ira.c (ira_setup_alts): Add FALLTHRU.
2666 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
2668 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
2669 * opts.c (common_handle_option): Likewise.
2670 * read-rtl.c (read_rtx_code): Likewise.
2671 * real.c (round_for_format): Likewise.
2672 * recog.c (asm_operand_ok): Likewise.
2673 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
2674 * reload1.c (set_label_offsets): Likewise.
2675 (eliminate_regs_1): Likewise.
2676 (reload_reg_reaches_end_p): Likewise.
2677 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
2678 (rtx_cost): Likewise.
2679 * sched-rgn.c (is_exception_free): Likewise.
2680 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
2681 * stor-layout.c (int_mode_for_mode): Likewise.
2682 * toplev.c (print_to_asm_out_file): Likewise.
2683 (print_to_stderr): Likewise.
2684 * tree-cfg.c (gimple_verify_flow_info): Likewise.
2685 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
2686 (chrec_fold_multiply): Likewise.
2687 (evolution_function_is_invariant_rec_p): Likewise.
2688 (for_each_scev_op): Likewise.
2689 * tree-data-ref.c (siv_subscript_p): Likewise.
2690 (get_references_in_stmt): Likewise.
2691 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
2692 (substitute_in_expr): Likewise.
2693 (type_cache_hasher::equal): Likewise.
2694 (walk_type_fields): Likewise.
2695 * var-tracking.c (adjust_mems): Add FALLTHRU.
2696 (set_dv_changed): Adjust fall through comment.
2697 * varasm.c (default_function_section): Add FALLTHRU.
2699 2016-08-12 Marek Polacek <polacek@redhat.com>
2702 * tree-complex.c (expand_complex_division): Add missing break.
2704 2016-08-12 Richard Biener <rguenther@suse.de>
2706 * passes.c (execute_todo): Do not push/pop TV_TODO.
2707 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
2708 (execute_one_pass): Likewise.
2709 * common.opt (ftime-report-details): New switch.
2710 * doc/invoke.texi (ftime-report-details): Document.
2711 * timevar.h (timer::print_row): Adjust signature.
2712 (timer::all_zero): New static helper.
2713 (timer::child_map_t): New typedef.
2714 (timer::time_var_def): Add children field.
2715 * timevar.c (timer::named_items::print): Adjust.
2716 (timer::~timer): Free timevar recorded children.
2717 (timer::pop_internal): When -ftime-report-details record
2718 time spent in sub-timevars.
2719 (timer::print_row): Adjust.
2720 (timer::print): Print sub-timevar stats, use all_zero.
2721 * timevar.def (TV_TODO): Remove.
2723 2016-08-12 Richard Biener <rguenther@suse.de>
2725 PR tree-optimization/72851
2726 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
2727 worklists to use bitmaps indexed in execution order.
2728 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
2729 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
2730 (cfg_blocks): Make a bitmap.
2731 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
2733 (cfg_blocks_empty_p): Adjust.
2734 (cfg_blocks_add): Likewise.
2735 (cfg_blocks_get): Likewise.
2736 (add_ssa_edge): Likewise.
2737 (add_control_edge): Likewise.
2738 (simulate_stmt): Likewise.
2739 (process_ssa_edge_worklist): Likewise.
2740 (simulate_block): Likewise.
2741 (ssa_prop_init): Compute PRE order and stmt UIDs.
2742 (ssa_prop_fini): Adjust.
2743 (ssa_propagate): Adjust.
2745 2016-08-12 Richard Biener <rguenther@suse.de>
2747 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
2748 the currently executable edges have fixed ranges. Always
2749 go through update_value_range.
2751 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
2755 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
2756 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
2757 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
2758 (LANG_HOOKS_DECLS): Add it.
2759 * langhooks.h (struct lang_hooks_for_decls): Add
2760 function_decl_defaulted. Const_tree-ify
2761 function_decl_explicit_p and function_decl_deleted_p.
2762 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
2763 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
2764 also at strict DWARF v5.
2767 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
2768 TYPE_QUAL_CONST in reference-typed decls.
2771 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
2772 in DW_OP_pieces, just enough to handle pointers to member
2774 (gen_remaining_tmpl_value_param_die_attribute): Use a location
2775 expression on DWARFv5 if a constant value doesn't work.
2777 2016-08-11 David Malcolm <dmalcolm@redhat.com>
2779 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
2780 * selftest.c (selftest::test_assertions): New function.
2781 (selftest::selftest_c_tests): New function.
2782 * selftest.h (selftest::selftest_c_tests): New declaration.
2784 2016-08-11 Richard Biener <rguenther@suse.de>
2785 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2787 PR rtl-optimization/72855
2788 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
2790 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2793 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
2794 (vsx_store_<mode>): Likewise.
2796 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
2798 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
2799 TImode CONST_WIDE_INT store.
2800 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
2802 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
2804 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
2805 mode if unaligned SSE load and store are optimal.
2807 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
2809 PR tree-optimization/71083
2810 * tree-predcom.c (ref_at_iteration): Correctly align the
2813 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2815 * config/s390/s390-builtin-types.def: Add INT128 types.
2816 * config/s390/s390-builtins.def: Add INT128 variants for the add
2817 sub low-level builtins dealing with TImode.
2818 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
2819 via subreg when expanding a builtin.
2820 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
2821 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
2823 * config/s390/vecintrin.h: Adjust builtin names accordingly.
2824 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
2825 ("vec_addc<mode>", "vec_addc_u128"): Merge to
2826 "vacc<bhfgq>_<mode>".
2827 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
2828 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
2829 ("vec_subc<mode>", "vec_subc_u128"): Merge to
2830 "vscbi<bhfgq>_<mode>".
2831 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
2832 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
2834 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2836 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
2838 2016-08-11 Bin Cheng <bin.cheng@arm.com>
2840 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
2842 (vcond<v_cmp_mixed><mode>): Ditto.
2843 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
2845 2016-08-11 Bin Cheng <bin.cheng@arm.com>
2847 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
2848 variable explicitly, also assert on it before use.
2850 2016-08-11 Richard Biener <rguenther@suse.de>
2852 PR tree-optimization/72772
2853 * cfgloopmanip.c (create_preheader): Use split_edge if there
2854 is a single loop entry, avoiding degenerate PHIs.
2856 2016-08-11 Richard Biener <rguenther@suse.de>
2858 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
2859 unconditional TODO_cleanup_cfg.
2860 (pass_thread_jumps::execute): Initialize loops, perform a CFG
2861 cleanup only if we threaded a jump.
2863 2016-08-11 Alan Modra <amodra@gmail.com>
2866 * lra-constraints.c (simplify_operand_subreg): Allow subreg
2867 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
2868 slow. Emit two reloads for slow mem case, first loading in
2869 fast innermode, then converting to required mode.
2871 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
2873 * config/rs6000/altivec.h (vec_extract_exp): New macro.
2874 (vec_extract_sig): New macro.
2875 (vec_insert_exp): New macro.
2876 (vec_test_data_class): New macro.
2877 (scalar_extract_exp): New macro.
2878 (scalar_extract_sig): New macro.
2879 (scalar_insert_exp): New macro.
2880 (scalar_test_data_class): New macro.
2881 (scalar_test_neg): New macro.
2882 (scalar_cmp_exp_gt): New macro.
2883 (scalar_cmp_exp_lt): New macro.
2884 (scalar_cmp_exp_eq): New macro.
2885 (scalar_cmp_exp_unordered): New macro.
2886 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
2887 to enforce constraint that operand is a 7-bit unsigned literal.
2888 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
2889 for power9 built-ins.
2890 (BU_P9V_VSX_2): Likewise.
2891 (BU_P9V_64BIT_VSX_2): Likewise.
2892 (VSEEDP): Add scalar extract exponent support.
2893 (VSEESP): Add scalar extract signature support.
2894 (VSTDCNDP): Add scalar test negative support.
2895 (VSTDCNSP): Likewise.
2896 (VSIEDP): Add scalar insert exponent support.
2897 (VSCEDPGT): Add scalar compare exponent greater than support.
2898 (VSCEDPLT): Add scalar compare exponent less than support.
2899 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
2900 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
2901 (VSTDCDP): Add scalar test data class support.
2902 (VSTDCSP): Likewise.
2903 (VSEEDP): Add overload support for scalar extract exponent
2905 (VSESDP): Add overload support for scalar extract signature
2907 (VSTDCN): Add overload support for scalar test negative
2909 (VSTDCNDP): Add overload support for scalar test negative
2911 (VSTDCNSP): Add overload support for scalar test negative
2913 (VSIEDP): Add overload support for scalar insert exponent
2915 (VSTDC): Add overload support for scalar test data class
2917 (VSTDCDP): Add overload support for scalar test data class
2919 (VSTDCSP): Add overload support for scalar test data class
2921 (VSCEDPGT): Add overload support for scalar compare exponent
2922 greater than operation.
2923 (VSCEDPLT): Add overload support for scalar compare exponent
2924 less than operation.
2925 (VSCEDPEQ): Add overload support for scalar compare exponent
2926 test-for-equality operation.
2927 (VSCEDPUO): Add overload support for scalar compare exponent
2928 test-for-unordered operation.
2929 (VEEDP): Add vector extract exponent support.
2931 (VESDP): Add vector extract significand support.
2933 (VIEDP): Add vector insert exponent support.
2935 (VTDCDP): Add vector test data class support.
2937 (VES): Add overload support for vector extract significand operation.
2940 (VEE): Add overload support for vector extract exponent operation.
2943 (VTDC): Add overload support for vector test data class operation.
2946 (VIE): Add overload support for vector insert exponent operation.
2949 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2950 overloaded binary floating point functions.
2951 (altivec_resolve_overloaded_builtin): Improve error messages to
2952 distinguish between functions not supported in the current
2953 compiler configuration and functions that were invoked with an
2954 invalid parameter combination, and include the built-in function
2955 name in both error messages.
2956 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
2958 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
2960 (rs6000_expand_binop_builtin): Add check to enforce that argument
2961 2 of the test data class operations is a 7-bit unsigned literal.
2962 (rs6000_invalid_builtin): Add code to issue an error message if a
2963 built-in function that requires the power9_vector and -m32
2964 command-line options is compiled without these options.
2965 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
2966 (UNSPEC_VSX_SXSIGDP): New value.
2967 (UNSPEC_VSX_SXSIGPDP): New value.
2968 (UNSPEC_VSX_SIEXPDP): New value.
2969 (UNSPEC_VSX_SCMPEXPDP): New value.
2970 (UNSPEC_VSX_STSTDC): New value.
2971 (UNSPEC_VSX_VXEXP): New value.
2972 (UNSPEC_VSX_VXSIG): New value.
2973 (UNSPEC_VSX_VIEXP): New value.
2974 (UNSPEC_VSX_VTSTDC): New value.
2975 (xsxexpdp): New insn for scalar extract exponent.
2976 (xsxsigdp): New insn for scalar extract significand.
2977 (xsiexpdp): New insn for scalar insert exponent.
2978 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
2979 (*xscmpexpdp): New insn for scalar compare exponents.
2980 (xststdc<Fvsx): New expansion for both single- and
2981 double-precision scalar test data class operations.
2982 (xststdcneg<Fvsx>): New expansion for both single- and
2983 double-precision scalar test for negative value operations.
2984 (*xststdc<Fvsx>): New insn for scalar test data class
2986 (xvxexp<VSs>): New insn for single- and double-precision
2987 vector extract exponent operation.
2988 (xvxsig<VSs>): New insn for single- and double-precision
2989 vector extract significand operation.
2990 (xviexp<VSs>): New insn for single- and double-precision
2991 vector insert exponent operation.
2992 (xvtstdc<VSs>): New insn for single- and double-precision
2993 vector test data class operation.
2994 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2995 built-in functions to represent the Power9 binary floating-point
2996 support instructions.
2998 2016-08-10 bin cheng <bin.cheng@arm.com>
3000 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
3002 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
3003 Renlin Li <renlin.li@arm.com>
3004 Bin Cheng <bin.cheng@arm.com>
3006 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
3007 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
3008 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
3009 (aarch64_vcond_internal<mode><mode>): Delete pattern.
3010 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
3011 (vcond<v_cmp_result><mode>): Ditto.
3012 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
3013 (vcondu<mode><mode>): Ditto.
3014 (vcond<v_cmp_mixed><mode>): New pattern.
3015 (vcondu<mode><v_cmp_mixed>): New pattern.
3016 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
3017 of aarch64_vcond_internal.
3019 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
3020 Renlin Li <renlin.li@arm.com>
3021 Bin Cheng <bin.cheng@arm.com>
3023 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
3024 (vec_cmp<mode><v_cmp_result>): New pattern.
3025 (vec_cmpu<mode><mode>): New pattern.
3026 (vcond_mask_<mode><v_cmp_result>): New pattern.
3028 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
3030 PR tree-optimization/71734
3031 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
3032 REF_LOOP, invoke ref_indep_loop_p_1.
3033 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
3034 to ref_indep_loop_p.
3035 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
3036 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
3037 is inside LOOP, do not cache dpendence value for loops with
3039 (ref_indep_loop_p_2): Delete function.
3040 (can_sm_ref_p): Pass LOOP as additional argument to
3043 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3046 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
3047 being an offsettable address.
3049 2016-08-10 Martin Liska <mliska@suse.cz>
3051 PR gcov-profile/58306
3052 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
3053 atomic variants of profile update functions.
3055 2016-08-10 Martin Liska <mliska@suse.cz>
3057 Cherry picked (and modified) from google-4_7 branch
3058 2012-12-26 Rong Xu <xur@google.com>
3059 * common.opt (fprofile-update): Add new flag.
3060 * coretypes.h: Define enum profile_update.
3061 * doc/invoke.texi: Document -fprofile-update.
3062 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
3063 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
3064 * tree-profile.c (gimple_init_edge_profiler): Generate
3065 also atomic profiler update.
3066 (gimple_gen_edge_profiler): Likewise.
3068 2016-08-10 David Malcolm <dmalcolm@redhat.com>
3070 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
3071 stack_usage_file to NULL after fclose calls.
3073 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3076 * reload.c (push_reload): Compute subreg_in_class for
3077 subregs of constants and plus expressions. Remove special
3078 handling of SYMBOL_REFs.
3080 2016-08-10 Alan Modra <amodra@gmail.com>
3083 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
3084 SImode for TARGET_E500_DOUBLE when given SImode.
3086 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
3088 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
3089 unused variable __O.
3091 2016-08-09 Martin Liska <mliska@suse.cz>
3093 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
3094 _gcov_reset to __gcov_reset.
3095 * doc/gcov-tool.texi: Fix typo.
3097 2016-08-09 Martin Liska <mliska@suse.cz>
3099 * value-prof.c (gimple_divmod_values_to_profile): Do not
3100 instrument MOD histogram if a value is not a SSA name.
3102 2016-08-09 Martin Liska <mliska@suse.cz>
3104 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
3107 2016-08-09 Renlin Li <renlin.li@arm.com>
3110 * calls.c (prepare_call_address): Convert funexp to Pmode when
3112 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
3113 (sibcall_value): Likewise.
3115 2016-08-09 Marek Polacek <polacek@redhat.com>
3118 * cselib.c (cselib_expand_value_rtx_1): Add return.
3119 * gengtype.c (dbgprint_count_type_at): Likewise.
3120 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
3121 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
3123 2016-08-09 Martin Jambor <mjambor@suse.cz>
3126 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
3127 if instance is a MEM_REF.
3129 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
3132 * config/i386/i386.md (*movtf_internal): Use
3133 lra_in_progress || reload_completed instead of !can_create_pseudo_p
3134 in the insn constraint.
3135 (*movxf_internal): Ditto.
3136 (*movdf_internal): Ditto.
3137 (*movsf_internal): Ditto.
3139 2016-08-09 Bin Cheng <bin.cheng@arm.com>
3141 PR tree-optimization/72772
3142 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3145 2016-08-09 Bin Cheng <bin.cheng@arm.com>
3147 PR tree-optimization/72772
3148 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
3150 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
3151 parameter STOP and update calls. Move expand_simple_operations
3152 function call from here...
3153 (simplify_using_initial_conditions): ...to here. Delete parameter
3155 (tree_simplify_using_condition): Delete parameter STOP.
3156 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
3157 simplify_using_initial_conditions.
3159 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
3162 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
3163 Use create_tmp_var_raw instead of create_tmp_var.
3165 2016-08-09 Richard Biener <rguenther@suse.de>
3167 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
3168 Treat same SSA names related.
3170 2016-08-09 Jakub Jelinek <jakub@redhat.com>
3172 PR tree-optimization/72824
3173 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
3174 real_zerop is not negative.
3176 2016-08-09 Richard Biener <rguenther@suse.de>
3178 PR tree-optimization/71802
3179 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
3180 all merge opportunities with the predecessor.
3182 2016-08-09 Richard Biener <rguenther@suse.de>
3185 * ipa-prop.c (ipa_modify_formal_parameters): Build
3186 parameter types with natural alignment also for the
3189 2016-08-08 Andi Kleen <ak@linux.intel.com>
3191 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
3193 2016-08-08 David Malcolm <dmalcolm@redhat.com>
3196 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
3197 do-nothing langhook.
3198 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
3199 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
3200 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
3201 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
3203 2016-08-08 David Malcolm <dmalcolm@redhat.com>
3206 * input.c: Ensure that HAVE_ICONV is defined.
3208 2016-08-08 Jakub Jelinek <jakub@redhat.com>
3211 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
3212 private vars for lastprivate and for linear iterator.
3215 * omp-simd-clone.c: Include varasm.h.
3216 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
3217 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
3218 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
3219 update function name.
3221 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3223 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
3224 (avr_diagnose_devicespecs_error): Remove.
3225 (avr_devicespecs_file): Remove composing absolute path for specfile
3226 and its verbose info. Remove conditions to check specs-file,
3228 2016-08-08 Jakub Jelinek <jakub@redhat.com>
3230 PR rtl-optimization/72821
3231 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
3232 just return false for them.
3234 2016-08-08 Alan Modra <amodra@gmail.com>
3237 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
3238 toc refs created during reload. Update function comment.
3240 2016-08-08 Alan Modra <amodra@gmail.com>
3243 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
3244 alternatives. Put loads first, then stores, and reg/reg moves
3245 within same class later. Delete attr length.
3247 2016-08-08 Alan Modra <amodra@gmail.com>
3250 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
3251 (mem_operand_ds_form): New predicate.
3252 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
3253 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
3254 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
3255 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
3256 (extendsfdf2_fpr): Replace o constraint with wY.
3258 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
3260 * tree-ssa-threadbackward.c: Include tree-inline.h
3261 (profitable_jump_thread_path): Use estimate_num_insns to estimate
3262 size of copied block; for cold paths reduce duplication.
3263 (find_jump_threads_backwards): Remove redundant tests.
3264 (pass_thread_jumps::gate): Enable for -Os.
3266 2016-08-07 Jakub Jelinek <jakub@redhat.com>
3269 * stor-layout.c (layout_decl): Fix up formatting.
3270 (relayout_decl): Allow DECL to be FIELD_DECL.
3272 2016-08-07 Alan Modra <amodra@gmail.com>
3274 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
3276 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3278 * data-streamer-in.c (streamer_read_wide_int): New.
3279 (streamer_read_widest_int): Renamed function.
3280 * data-streamer-out.c (streamer_write_wide_int): New
3281 (streamer_write_widest_int): Renamed function.
3282 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
3284 (input_cfg): Call renamed function.
3285 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
3287 (output_cfg): Call renamed function.
3288 * data-streamer.h: Add declarations.
3290 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3292 * tree-ssa-ccp.c (extend_mask): New param sgn.
3293 Remove ORing with wi::mask.
3294 (get_default_value): Adjust call to extend_mask to pass sign.
3295 (evaluate_stmt): Likewise.
3297 2016-08-06 Jakub Jelinek <jakub@redhat.com>
3299 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
3302 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3304 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
3305 transform if operand's type is pointer to function or method.
3307 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
3309 PR tree-optimization/18046
3310 * tree-ssa-threadedge.c: Include cfganal.h.
3311 (simplify_control_statement_condition): If simplifying a
3312 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
3313 with the dominating ASSERT_EXPR before handing it off to VRP.
3314 Mention that a CASE_LABEL_EXPR may be returned.
3315 (thread_around_empty_blocks): Adjust to handle
3316 simplify_control_statement_condition() returning a
3318 (thread_through_normal_block): Likewise.
3319 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
3320 a switch statement by trying to determine which case label
3323 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
3325 PR rtl-optimization/69847
3326 * lra-constraints.c (process_invariant_for_inheritance): Save
3327 pattern instead of src.
3328 (remove_inheritance_pseudos): Use the pattern. Add assert.
3330 2016-08-05 David Malcolm <dmalcolm@redhat.com>
3332 * input.c (string_concat::string_concat): New constructor.
3333 (string_concat_db::string_concat_db): New constructor.
3334 (string_concat_db::record_string_concatenation): New method.
3335 (string_concat_db::get_string_concatenation): New method.
3336 (string_concat_db::get_key_loc): New method.
3337 (class auto_cpp_string_vec): New class.
3338 (get_substring_ranges_for_loc): New function.
3339 (get_source_range_for_substring): New function.
3340 (get_num_source_ranges_for_substring): New function.
3341 (class selftest::lexer_test_options): New class.
3342 (struct selftest::lexer_test): New struct.
3343 (class selftest::ebcdic_execution_charset): New class.
3344 (selftest::ebcdic_execution_charset::s_singleton): New variable.
3345 (selftest::lexer_test::lexer_test): New constructor.
3346 (selftest::lexer_test::~lexer_test): New destructor.
3347 (selftest::lexer_test::get_token): New method.
3348 (selftest::assert_char_at_range): New function.
3349 (ASSERT_CHAR_AT_RANGE): New macro.
3350 (selftest::assert_num_substring_ranges): New function.
3351 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
3352 (selftest::assert_has_no_substring_ranges): New function.
3353 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
3354 (selftest::test_lexer_string_locations_simple): New function.
3355 (selftest::test_lexer_string_locations_ebcdic): New function.
3356 (selftest::test_lexer_string_locations_hex): New function.
3357 (selftest::test_lexer_string_locations_oct): New function.
3358 (selftest::test_lexer_string_locations_letter_escape_1): New function.
3359 (selftest::test_lexer_string_locations_letter_escape_2): New function.
3360 (selftest::test_lexer_string_locations_ucn4): New function.
3361 (selftest::test_lexer_string_locations_ucn8): New function.
3362 (selftest::uint32_from_big_endian): New function.
3363 (selftest::test_lexer_string_locations_wide_string): New function.
3364 (selftest::uint16_from_big_endian): New function.
3365 (selftest::test_lexer_string_locations_string16): New function.
3366 (selftest::test_lexer_string_locations_string32): New function.
3367 (selftest::test_lexer_string_locations_u8): New function.
3368 (selftest::test_lexer_string_locations_utf8_source): New function.
3369 (selftest::test_lexer_string_locations_concatenation_1): New
3371 (selftest::test_lexer_string_locations_concatenation_2): New
3373 (selftest::test_lexer_string_locations_concatenation_3): New
3375 (selftest::test_lexer_string_locations_macro): New function.
3376 (selftest::test_lexer_string_locations_stringified_macro_argument):
3378 (selftest::test_lexer_string_locations_non_string): New function.
3379 (selftest::test_lexer_string_locations_long_line): New function.
3380 (selftest::test_lexer_char_constants): New function.
3381 (selftest::input_c_tests): Call the new test functions once per
3382 case within the line_table test matrix.
3383 * input.h (struct string_concat): New struct.
3384 (struct location_hash): New struct.
3385 (class string_concat_db): New class.
3386 * substring-locations.h: New header.
3388 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
3390 PR tree-optimization/72810
3391 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
3392 the type of the case labels when truncating.
3394 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
3397 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
3398 (aarch64_fp16_ptr_type_node): Likewise.
3399 * config/aarch64/aarch64-simd-builtins.c
3400 (aarch64_fp16_ptr_type_node): Define.
3401 (aarch64_init_fp16_types): New, refactored out of...
3402 (aarch64_init_builtins): ...here, update to call
3403 aarch64_init_fp16_types.
3404 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
3406 (aapcs_vfp_sub_candidate): Likewise.
3408 2016-08-05 Martin Liska <mliska@suse.cz>
3409 Joshua Cranmer <Pidgeot18@gmail.com>
3411 * gcov.c (line_t::has_block): New function.
3412 (enum loop_type): New enum.
3413 (handle_cycle): New function.
3414 (unblock): Likewise.
3415 (circuit): Likewise.
3416 (get_cycles_count): Likewise.
3417 (accumulate_line_counts): Use new loop detection algorithm.
3419 2016-08-05 Martin Liska <mliska@suse.cz>
3421 * gcov.c (output_intermediate_file): Rename
3422 function_info::line_next to next_file_fn.
3423 (process_file): Likewise.
3424 (read_graph_file): Likewise.
3425 (accumulate_line_counts): Likewise.
3426 (output_lines): Likewise.
3428 2016-08-05 Richard Biener <rguenther@suse.de>
3430 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
3431 restriction on threading to a loop header.
3433 2016-08-05 Richard Biener <rguenther@suse.de>
3435 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
3436 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
3437 adjust loop info accordingly.
3439 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
3441 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
3442 before folding call to __builtin_constant_p with parameters to false.
3444 2016-08-05 Alan Modra <amodra@gmail.com>
3446 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
3447 code accidentally committed 2016-05-02 providing class when given
3450 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
3452 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
3453 the case label ranges that partially overlap with OP's value
3456 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
3459 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
3460 Cast builtin function result to __mmask16 instead of __mmask8.
3461 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
3462 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
3463 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
3465 2016-08-04 David Malcolm <dmalcolm@redhat.com>
3467 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
3468 (ASSERT_TRUE_AT): New macro.
3469 (ASSERT_FALSE): Reimplement in terms of...
3470 (ASSERT_FALSE_AT): New macro.
3471 (ASSERT_STREQ_AT): Fix typo in comment.
3473 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
3475 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
3476 labels are exhaustive, designate the label with the widest
3477 range to be the default label.
3479 2016-08-04 Andrew Pinski <apinski@cavium.com>
3481 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
3482 (thunderx_tunings): Use thunderx_vector_cost instead of
3483 generic_vector_cost.
3485 2016-08-04 Martin Liska <mliska@suse.cz>
3487 * gcov.c (main): Fix GNU coding style.
3488 (output_intermediate_file): Likewise.
3489 (process_file): Likewise.
3490 (generate_results): Likewise.
3491 (release_structures): Likewise.
3492 (create_file_names): Likewise.
3493 (find_source): Likewise.
3494 (read_graph_file): Likewise.
3495 (find_exception_blocks): Likewise.
3496 (canonicalize_name): Likewise.
3497 (make_gcov_file_name): Likewise.
3498 (mangle_name): Likewise.
3499 (accumulate_line_counts): Likewise.
3500 (output_branch_count): Likewise.
3501 (read_line): Likewise.
3503 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
3505 PR rtl-optimization/71779
3506 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
3507 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
3508 or if it was truncated.
3510 PR rtl-optimization/70903
3511 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
3513 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
3515 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
3516 accessing SSA_NAME_PTR_INFO.
3518 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
3521 * common/config/avr/avr-common.c (avr_option_optimization_table)
3522 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
3524 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
3527 * config/avr/avr.md: New pattern to work around do_store_flag
3528 generating shift instructions for bit extractions.
3530 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
3532 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
3534 (add_equivalence): Likewise.
3535 (get_value_range): Allocate value range with vrp_value_range_pool.
3536 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
3537 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
3539 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
3541 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
3542 the default for the rs6000 port.
3544 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
3547 * calls.c (special_function_p): Remove special handling of
3548 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
3549 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
3550 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
3552 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
3555 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
3556 Don't stop on regular insns.
3558 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
3560 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
3561 size to DImode boundary.
3562 (nvptx_propagate): Likewise.
3564 2016-08-03 Alan Modra <amodra@gmail.com>
3566 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
3567 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
3568 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
3569 from -mefficient-unaligned-vector. Note that this affects fp too.
3571 2016-08-03 Alan Modra <amodra@gmail.com>
3573 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
3576 2016-08-03 Alan Modra <amodra@gmail.com>
3578 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
3579 to a reg. Localize vars.
3581 2016-08-03 Alan Modra <amodra@gmail.com>
3583 * config/rs6000/rs6000.opt: Remove negatives from help strings
3586 2016-08-03 Alan Modra <amodra@gmail.com>
3588 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
3589 Delete duplicated code.
3591 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
3594 * lra-spills.c (regno_in_use_p): New.
3595 (lra_final_code_change): Use it.
3597 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
3599 PR rtl-optimization/69847
3600 * lra-int.h (struct lra-reg): Use restore_rtx instead of
3602 (lra_rtx_hash): New.
3603 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
3605 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
3606 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
3607 * lra-spills.c (lra_final_code_change): Don't delete insn when the
3608 next insn is USE with the same reg as the current insn source.
3609 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
3611 (lra_constraints_init): Call initiate_invariants.
3612 (lra_constraints_finish): Call finish_invariants.
3613 (struct invariant, invariant_t, invariant_ptr_t): New.
3614 (const_invariant_ptr_t, invariants, invariants_pool): New.
3615 (invariant_table, invariant_hash, invariant_eq_p): New.
3616 (insert_invariant, initiate_invariants, finish_invariants): New.
3617 (clear_invariants, invalid_invariant_regs): New.
3618 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
3619 instead of restore_regno.
3620 (invariant_p, process_invariant_for_inheritance): New.
3621 (inherit_in_ebb): Implement invariant inheritance.
3622 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
3623 (remove_inheritance_pseudos): Implement undoing invariant
3625 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
3626 instead of restore_regno.
3627 * lra-assigns.c (regno_live_length): New.
3628 (reload_pseudo_compare_func): Use regno_live_length.
3629 (assign_by_spills): Use restore_rtx instead of restore_regno.
3630 (lra_assign): Ditto. Initiate regno_live_length.
3632 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
3634 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
3635 __builtin_aarch64_fmindf.
3637 2016-08-02 Bin Cheng <bin.cheng@arm.com>
3639 PR tree-optimization/34114
3640 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
3641 information for more control IVs.
3643 2016-08-02 Bin Cheng <bin.cheng@arm.com>
3645 PR tree-optimization/34114
3646 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
3647 PLUS_EXPR case. Handle SSA_NAME case.
3649 2016-08-02 Tamar Christina <tamar.christina@arm.com>
3651 * config/aarch64/aarch64-simd-builtins.def
3652 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
3653 (__builtin_aarch64_fmaxdf): Likewise.
3654 (__builtin_aarch64_smin_nandf): Likewise.
3655 (__builtin_aarch64_smax_nandf): Likewise.
3656 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
3657 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
3658 (<fmaxmin><mode>3): ...this.
3659 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
3660 (vminnm_f64): Likewise.
3661 (vmin_f64): Likewise.
3662 (vmax_f64): Likewise.
3663 * config/aarch64/iterators.md (FMAXMIN): Merge with...
3664 (FMAXMIN_UNS): ...this.
3665 (fmaxmin): Merged with
3666 (fmaxmin_op): ...this...
3667 (maxmin_uns_op): ...in to this.
3669 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3671 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3672 Add support for vec_extract on vector float, vector int, vector
3673 short, and vector char vector types.
3674 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3675 vector float, vector int, vector short, and vector char
3676 optimizations on 64-bit ISA 2.07 systems for both constant and
3677 variable element numbers.
3678 (rs6000_split_vec_extract_var): Likewise.
3679 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
3680 Altivec registers on ISA 2.07 and above.
3681 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
3682 which never was matched due to the split occuring before register
3683 allocation (and the code would not have worked on little endian
3684 systems if it did match). Allow extracts to go to the Altivec
3685 registers if ISA 2.07 (power8). Change from using "" around the
3686 C++ code to using {}'s.
3687 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
3688 vec_extracts when the vector is in memory.
3689 (vsx_extract_v4sf_var): New insn to optimize vector float
3690 vec_extracts when the element number is variable on 64-bit ISA
3692 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
3693 for 64-bit ISA 2.07 as well as ISA 3.0.
3694 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
3695 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
3696 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
3697 optimize vector int, vector short, and vector char vec_extracts
3698 when the vector is in memory.
3699 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
3700 optimize vector int, vector short, and vector char vec_extracts
3701 when the element number is variable.
3703 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
3706 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
3707 does not overlap with other symbol flags.
3709 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
3711 * config/aarch64/aarch64.h (aarch64_frame):
3712 Remove padding0 and hardfp_offset. Add locals_offset,
3713 initial_adjust, callee_adjust, callee_offset and final_adjust.
3714 * config/aarch64/aarch64.c (aarch64_layout_frame):
3715 Remove unused padding0 and hardfp_offset initializations.
3716 Choose frame layout and set frame variables accordingly.
3717 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
3718 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
3719 (aarch64_pop_regs): Likewise.
3720 (aarch64_expand_prologue): Remove all decision code, just emit
3721 prolog according to frame variables.
3722 (aarch64_expand_epilogue): Remove all decision code, just emit
3723 epilog according to frame variables.
3724 (aarch64_initial_elimination_offset): Use offset to local/arg area.
3726 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
3729 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
3730 fix_debug_reg_uses after changing source register mode to
3731 V1TImode if source register is undefined.
3733 2015-08-01 Alan Hayward <alan.hayward@arm.com>
3735 PR tree-optimization/71818
3736 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
3737 with non invariant evolutions
3739 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
3742 * config/avr/avr.md (length) [branch]: Correct insn length
3743 attribute for forward branches.
3745 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
3747 * doc/extend.texi (AVR Built-in Functions): Document
3749 * config/avr/builtins.def (NOPS): New.
3750 * config/avr/avr.c (avr_expand_nops): New static function.
3751 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
3753 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3755 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
3756 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
3759 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
3761 * config/aarch64/aarch64.c (vulcan_tunings): Update
3762 vulcan L1 cache_line_size.
3764 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
3766 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
3767 function that takes a vector memory address, a hard register, an
3768 element number and a temporary base register, and recreates an
3769 address that points to the appropriate element within the vector.
3770 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
3771 (rs6000_split_vec_extract_var): Add support for the target of a
3772 vec_extract with variable element number being a scalar memory
3774 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
3776 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
3777 vsx_extract_<mode>_load insn with a new insn that optimizes
3778 storing either element to a memory location, using scratch
3779 registers to pick apart the vector and reconstruct the address.
3780 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
3781 (vsx_extract_<mode>_store): Rework alternatives to more correctly
3782 support Altivec registers. Add support for ISA 3.0 Altivec d-form
3784 (vsx_extract_<mode>_var): Add support for extracting a variable
3785 element number from memory.
3787 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
3789 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
3790 when testing for compares against constants of the form 0xabab.
3792 2016-07-29 Bin Cheng <bin.cheng@arm.com>
3794 PR tree-optimization/57558
3795 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
3797 (vect_loop_versioning): Support versioning with niter assumptions.
3798 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
3799 (vect_get_loop_niters): New parameter. Reimplement to support
3800 assumptions in loop niter info.
3801 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
3802 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
3803 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
3804 Support loop versioning for niters.
3805 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
3806 (vect_free_loop_info_assumptions): New function.
3807 (vectorize_loops): Free loop niter info for loops with flag
3808 LOOP_F_ASSUMPTIONS set if vectorization failed.
3809 * tree-vectorizer.h (struct _loop_vec_info): New field
3810 num_iters_assumptions.
3811 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
3812 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
3813 (LOOP_REQUIRES_VERSIONING): New macro.
3814 (vect_free_loop_info_assumptions): New decl.
3816 2016-07-29 Bin Cheng <bin.cheng@arm.com>
3818 * cfgloop.h (struct loop): New field constraints.
3819 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
3820 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
3822 * cfgloop.c (alloc_loop): Initialize new field.
3823 * cfgloopmanip.c (copy_loop_info): Copy constraints.
3824 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
3825 Adjust niter analysis wrto loop constraints.
3826 * doc/loop.texi (@node Number of iterations): Add description for loop
3829 2016-07-29 Marek Polacek <polacek@redhat.com>
3832 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
3833 (ix86_expand_round_builtin): Likewise.
3835 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
3836 Georg-Johann Lay <avr@gjlay.de>
3838 PR rtl-optimization/71976
3839 * combine.c (get_last_value): Return 0 if the argument for which
3840 the function is called has a wider mode than the recorded value.
3842 2016-07-29 Marek Polacek <polacek@redhat.com>
3845 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
3846 (altivec_expand_st_builtin): Likewise.
3848 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
3850 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
3851 introduced in r238381.
3853 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
3856 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
3857 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
3859 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
3861 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
3863 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3864 Add support for vec_extract of vector double or vector long having
3865 a variable element number on 64-bit ISA 2.07 systems or newer.
3866 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
3868 (rs6000_split_vec_extract_var): New function to split a
3869 vec_extract built-in function with variable element number.
3870 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
3872 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
3873 (UNSPEC_VSX_EXTRACT): Likewise.
3874 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
3875 direct move instructions to be generated on 64-bit ISA 2.07
3876 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
3878 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
3879 arguments for vec_extract variable element.
3880 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
3881 vec_extract with variable element on V2DFmode and V2DImode
3883 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
3884 -mupper-regs-df requirement, since it isn't needed.
3885 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
3886 do direct moves on 64-bit systems, which allows optimization of
3887 vec_extract on 64-bit ISA 2.07 systems and newer.
3889 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
3890 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
3892 * config/aarch64/aarch64.md
3893 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
3895 (<optab>qihi2_aarch64): Likewise, and split into two.
3896 (extendqihi2_aarch64): New.
3897 (zero_extendqihi2_aarch64): New.
3898 * config/aarch64/iterators.md (ldrxt): Remove.
3899 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
3902 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
3904 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
3906 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
3908 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
3909 (aarch64_push_reg): New function to push 1 or 2 registers.
3910 (aarch64_pop_reg): New function to pop 1 or 2 registers.
3911 (aarch64_expand_prologue): Use aarch64_push_regs.
3912 (aarch64_expand_epilogue): Use aarch64_pop_regs.
3914 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
3916 PR tree-optimization/71734
3917 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
3918 attribute instead of REF_LOOP and use it.
3919 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
3920 set it for Loops having non-zero safelen attribute.
3921 (ref_indep_loop_p): Pass zero as initial value for safelen.
3923 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
3927 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
3928 call using chkp_gimple_call_builtin_p.
3929 (chkp_copy_bounds_for_assign): Likewise.
3931 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3933 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
3934 * config/arm/arm-protos.h (struct tune_params): Likewise.
3935 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
3936 (cortex_a9_sched_adjust_cost): Likewise.
3937 (fa726te_sched_adjust_cost): Likewise.
3938 (arm_adjust_cost): Likewise.
3939 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
3940 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
3941 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
3942 * config/i386/i386.c (ix86_adjust_cost): Likewise.
3943 * config/ia64/ia64.c: Likewise.
3944 * config/m68k/m68k.c: Likewise.
3945 * config/mep/mep.c (mep_adjust_cost): Likewise.
3946 * config/microblaze/microblaze.c (microblaze_adjust_cost):
3948 * config/mips/mips.c (mips_adjust_cost): Likewise.
3949 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
3951 * config/pa/pa.c (pa_adjust_cost): Likewise.
3952 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
3953 (rs6000_debug_adjust_cost): Likewise.
3954 * config/sh/sh.c (sh_adjust_cost): Likewise.
3955 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
3956 (hypersparc_adjust_cost): Likewise.
3957 (sparc_adjust_cost): Likewise.
3958 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
3959 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
3960 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
3962 * config/visium/visium.c (visium_adjust_cost): Likewise.
3963 * doc/tm.texi: Regenerate.
3964 * haifa-sched.c (dep_cost_1): Adjust.
3965 * target.def: Merge adjust_cost and adjust_cost_2.
3967 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3969 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
3971 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3973 * store-motion.c (struct st_expr): Make pattern_regs a vector.
3974 (extract_mentioned_regs): Append to a vector instead of
3975 returning a rtx_expr_list.
3976 (st_expr_entry): Adjust.
3977 (free_st_expr_entry): Likewise.
3978 (store_ops_ok): Likewise.
3979 (store_killed_in_insn): Likewise.
3980 (find_moveable_store): Likewise.
3982 2016-07-28 Martin Liska <mliska@suse.cz>
3984 PR gcov-profile/68025
3985 * tree-profile.c (tree_profiling): Respect
3986 no_profile_instrument_function attribute.
3987 * doc/extend.texi: Document no_profile_instrument_function
3990 2016-07-28 Martin Liska <mliska@suse.cz>
3992 PR rtl-optimization/70944
3993 * combine.c (make_compound_operation):
3994 Do not allow make_compound_operation for vector mode
3996 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
3999 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
4000 before calling get_ops.
4002 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
4004 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
4005 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
4006 (BITS_PER_UNIT_LOG): Remove.
4007 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
4008 * expr.c (expand_assignment): Likewise.
4009 * stor-layout.c (initialize_sizetypes): Likewise.
4011 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
4013 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
4014 signature of rs6000_expand_vector_extract so that the element
4015 number is a RTX instead of a constant integer.
4016 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
4018 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
4019 (altivec_expand_vec_ext_builtin): Likewise.
4020 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
4021 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
4022 MFVSRLD instruction.
4024 2016-07-27 David Malcolm <dmalcolm@redhat.com>
4026 * input.c (get_pure_location): Move here from tree.c.
4027 (make_location): Likewise. Add header comment.
4028 (selftest::test_accessing_ordinary_linemaps): Verify
4029 pure_location_p, make_location, get_location_from_adhoc_loc and
4031 * input.h (get_pure_location): Move declaration here from tree.h.
4032 (get_finish): Likewise for inline function.
4033 (make_location): Likewise for declaration.
4034 * tree.c (get_pure_location): Move to input.c.
4035 (make_location): Likewise.
4036 * tree.h (get_pure_location): Move declaration to tree.h.
4037 (get_finish): Likewise for inline function.
4038 (make_location): Likewise for declaration.
4040 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4043 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
4045 2016-07-27 David Malcolm <dmalcolm@redhat.com>
4047 * system.h (STATIC_ASSERT): Use static_assert if building
4050 2016-07-27 Richard Biener <rguenther@suse.de>
4052 PR tree-optimization/72517
4053 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
4054 Revert change to not compute read-read dependences.
4056 2016-07-27 Richard Biener <rguenther@suse.de>
4058 * predict.c (set_even_probabilities): Make nedges unsigned.
4060 2016-07-27 Martin Liska <mliska@suse.cz>
4062 * predict.c (set_even_probabilities): Handle unlikely edges.
4063 (combine_predictions_for_bb): Likewise.
4065 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4068 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
4069 __float128 support when we don't have hardware support, so that
4070 the IEEE built-in functions like isgreater, first call __unordkf3
4071 to make sure neither operand is a NaN, and if both operands are
4072 ordered, do the normal comparison.
4074 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
4076 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
4078 (extract_code_and_val_from_cond_with_ops): Verify that name is
4079 either cond_op0 or cond_op1.
4081 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
4083 PR tree-optimization/18046
4084 * genmodes.c (emit_mode_size_inline): Emit an assert that
4085 verifies that mode is a valid array index.
4086 (emit_mode_nuinits_inline): Likewise.
4087 (emit_mode_inner_inline): Likewise.
4088 (emit_mode_unit_size_inline): Likewise.
4089 (emit_mode_unit_precision_inline): Likewise.
4090 * tree-vrp.c: Include params.h.
4091 (find_switch_asserts): Register edge assertions for the default
4092 label which correspond to the anti-ranges of each case label.
4093 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
4094 * doc/invoke.texi: Document it.
4096 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4098 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
4099 and unnecessary call to gimple_bb.
4101 2016-07-26 Richard Biener <rguenther@suse.de>
4103 PR rtl-optimization/71984
4104 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
4107 2016-07-26 Richard Biener <rguenther@suse.de>
4110 * expmed.c (extract_bit_field_1): Constrain the vector mode
4111 with element size matching the extraction mode size when
4112 choosing a better vector mode to do the extraction from.
4114 2016-07-26 Richard Biener <rguenther@suse.de>
4115 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4118 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
4121 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4123 * tree-ssa-structalias.c (struct scc_info): Change types of
4124 members to auto_sbitmap and auto_vec.
4125 (scc_info::scc_info): New constructor.
4126 (scc_info::~scc_info): New destructor.
4127 (init_scc_info): Remove.
4128 (free_scc_info): Remove.
4129 (find_indirect_cycles): Adjust.
4130 (perform_var_substitution): Likewise.
4131 (free_var_substitution_info): Likewise.
4133 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4135 * tree-outof-ssa.c (struct elim_graph): Change type of members
4136 to auto_vec and auto_sbitmap.
4137 (elim_graph::elim_graph): New constructor.
4138 (delete_elim_graph): Remove.
4139 (expand_phi_nodes): Adjust.
4141 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4143 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
4144 (new_elim_graph): Adjust.
4145 (clear_elim_graph): Likewise.
4146 (delete_elim_graph): Likewise.
4147 (elim_graph_size): Likewise.
4148 (elim_graph_add_node): Likewise.
4149 (elim_graph_add_edge): Likewise.
4150 (elim_graph_remove_succ_edge): Likewise.
4151 (eliminate_name): Likewise.
4152 (eliminate_build): Likewise.
4153 (elim_forward): Likewise.
4154 (elim_unvisited_predecessor): Likewise.
4155 (elim_backward): Likewise.
4156 (elim_create): Likewise.
4157 (eliminate_phi): Likewise.
4158 (expand_phi_nodes): Likewise.
4160 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4162 * bt-load.c (compute_out): Use auto_sbitmap class.
4163 (link_btr_uses): Likewise.
4164 * cfganal.c (mark_dfs_back_edges): Likewise.
4165 (post_order_compute): Likewise.
4166 (inverted_post_order_compute): Likewise.
4167 (pre_and_rev_post_order_compute_fn): Likewise.
4168 (single_pred_before_succ_order): Likewise.
4169 * cfgexpand.c (pass_expand::execute): Likewise.
4170 * cfgloop.c (verify_loop_structure): Likewise.
4171 * cfgloopmanip.c (fix_bb_placements): Likewise.
4172 (remove_path): Likewise.
4173 (update_dominators_in_loop): Likewise.
4174 * cfgrtl.c (break_superblocks): Likewise.
4175 * ddg.c (check_sccs): Likewise.
4176 (create_ddg_all_sccs): Likewise.
4177 * df-core.c (df_worklist_dataflow): Likewise.
4178 * dse.c (dse_step3): Likewise.
4179 * except.c (eh_region_outermost): Likewise.
4180 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4181 * gcse.c (prune_expressions): Likewise.
4182 (prune_insertions_deletions): Likewise.
4183 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
4184 * graph.c (draw_cfg_nodes_no_loops): Likewise.
4185 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
4186 * lcm.c (compute_earliest): Likewise.
4187 (compute_farthest): Likewise.
4188 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
4189 (unroll_loop_runtime_iterations): Likewise.
4190 (unroll_loop_stupid): Likewise.
4191 * lower-subreg.c (decompose_multiword_subregs): Likewise.
4192 * lra-lives.c: Likewise.
4193 * lra.c (lra): Likewise.
4194 * modulo-sched.c (schedule_reg_moves): Likewise.
4195 (optimize_sc): Likewise.
4196 (get_sched_window): Likewise.
4197 (sms_schedule_by_order): Likewise.
4198 (check_nodes_order): Likewise.
4199 (order_nodes_of_sccs): Likewise.
4200 (order_nodes_in_scc): Likewise.
4201 * recog.c (split_all_insns): Likewise.
4202 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
4203 * reload1.c (reload): Likewise.
4204 * sched-rgn.c (haifa_find_rgns): Likewise.
4205 (split_edges): Likewise.
4206 (compute_trg_info): Likewise.
4207 * sel-sched.c (init_seqno): Likewise.
4208 * store-motion.c (remove_reachable_equiv_notes): Likewise.
4209 * tree-into-ssa.c (update_ssa): Likewise.
4210 * tree-ssa-live.c (live_worklist): Likewise.
4211 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
4212 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4214 (try_peel_loop): Likewise.
4215 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
4217 * tree-ssa-pre.c (compute_antic): Likewise.
4218 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
4219 * tree-stdarg.c (reachable_at_most_once): Likewise.
4220 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
4221 * var-tracking.c (vt_find_locations): Likewise.
4223 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4225 * sbitmap.h (auto_sbitmap): New class.
4227 2016-07-26 Alan Modra <amodra@gmail.com>
4230 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
4233 2016-07-25 David Malcolm <dmalcolm@redhat.com>
4235 * input.c (selftest::temp_source_file::temp_source_file): Fix
4236 missing "%s" in fprintf.
4238 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
4241 * cselib.c (cselib_process_insn): Invalidate argument slots for
4244 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4246 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
4247 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
4248 vmulxh_lane_f16, vmulxh_laneq_f16): New.
4250 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4252 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
4253 * config/aarch64/aarch64.md (fma, fnma): Support HF.
4254 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
4256 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4258 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
4259 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
4261 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
4262 (add<mode>3): Likewise.
4263 (sub<mode>3): Likewise.
4264 (mul<mode>3): Likewise.
4265 (div<mode>3): Likewise.
4266 (*div<mode>3): Likewise.
4267 (<fmaxmin><mode>3): Extend to HF.
4268 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
4269 (fabd<mode>3): Likewise.
4270 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
4271 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
4272 (aarch64_fmulx<mode>): Likewise.
4273 (aarch64_fac<optab><mode>): Likewise.
4274 (aarch64_frecps<mode>): Likewise.
4275 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
4276 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
4277 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
4278 (VSDQ_HSDI): Support HI.
4279 (fcvt_target, FCVT_TARGET): Likewise.
4280 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
4281 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
4282 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
4283 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
4284 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
4285 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
4286 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
4289 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4291 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
4292 * config/aarch64/aarch64-builtins.c (hi_UP): New.
4293 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
4294 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
4296 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
4297 (aarch64_cm<optab><mode>): Likewise.
4298 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
4299 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
4300 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
4301 (sqrt<mode>2): Likewise.
4302 (*sqrt<mode>2): Likewise.
4303 (abs<mode>2): Likewise.
4304 (<optab><mode>hf2): New pattern for HF mode.
4305 (<optab>hihf2): Likewise.
4306 * config/aarch64/arm_neon.h: Include arm_fp16.h.
4307 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
4308 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
4310 * config/aarch64/arm_fp16.h: New file.
4311 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
4312 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
4313 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
4314 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
4315 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
4316 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
4317 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
4318 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
4319 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
4320 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
4321 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
4322 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
4325 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4327 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
4328 reduc_smin_scal_): Use VDQIF_F16.
4329 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
4330 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
4332 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
4333 * config/aarch64/iterators.md (VDQIF_F16): New.
4334 (vp): Support HF modes.
4335 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
4336 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
4338 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4340 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
4341 "*aarch64_mulx_elt_from_dup<mode>".
4342 (*aarch64_mul3_elt<mode>): Update schedule type.
4343 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
4344 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
4345 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
4346 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
4347 (f, fp): Support HF modes.
4348 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
4349 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
4350 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
4351 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
4352 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
4353 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
4355 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4357 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
4358 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
4360 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
4363 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4365 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
4366 * config/aarch64/aarch64-simd.md
4367 (aarch64_rsqrts<mode>): Extend to HF modes.
4368 (fabd<mode>3): Likewise.
4369 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
4370 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
4371 (aarch64_<maxmin_uns>p<mode>): Likewise.
4372 (<su><maxmin><mode>3): Likewise.
4373 (<maxmin_uns><mode>3): Likewise.
4374 (<fmaxmin><mode>3): Likewise.
4375 (aarch64_faddp<mode>): Likewise.
4376 (aarch64_fmulx<mode>): Likewise.
4377 (aarch64_frecps<mode>): Likewise.
4378 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
4379 (add<mode>3): Extend to HF modes.
4380 (sub<mode>3): Likewise.
4381 (mul<mode>3): Likewise.
4382 (div<mode>3): Likewise.
4383 (*div<mode>3): Likewise.
4384 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
4386 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
4387 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
4388 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
4389 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
4390 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
4391 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
4392 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
4393 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
4394 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
4395 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
4396 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
4397 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
4398 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
4399 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
4401 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4403 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
4404 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
4405 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
4406 (neg<mode>2): Likewise.
4407 (abs<mode>2): Likewise.
4408 (<frint_pattern><mode>2): Likewise.
4409 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
4410 (<optab><VDQF:mode><fcvt_target>2): Likewise.
4411 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
4412 (ftrunc<VDQF:mode>2): Likewise.
4413 (<optab><fcvt_target><VDQF:mode>2): Likewise.
4414 (sqrt<mode>2): Likewise.
4415 (*sqrt<mode>2): Likewise.
4416 (aarch64_frecpe<mode>): Likewise.
4417 (aarch64_cm<optab><mode>): Likewise.
4418 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
4420 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
4421 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
4423 * config/aarch64/arm_neon.h (vdup_n_f16): New.
4424 (vdupq_n_f16): Likewise.
4425 (vld1_dup_f16): Use vdup_n_f16.
4426 (vld1q_dup_f16): Use vdupq_n_f16.
4427 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
4428 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
4429 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
4430 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
4431 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
4432 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
4433 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
4434 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
4435 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
4436 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
4437 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
4438 vsqrt_f16, vsqrtq_f16): New.
4440 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4442 * config/aarch64/aarch64-simd.md
4443 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
4444 (aarch64_ext<mode>): Likewise.
4445 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
4446 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
4447 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
4449 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
4451 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
4452 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
4453 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
4454 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
4455 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
4456 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
4457 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
4459 (vmov_n_f16): Reimplement using vdup_n_f16.
4460 (vmovq_n_f16): Reimplement using vdupq_n_f16..
4462 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4464 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
4465 "frame_related_p". Generate CFA annotation when it's necessary.
4466 (aarch64_expand_prologue): Use aarch64_add_constant.
4467 (aarch64_expand_epilogue): Likewise.
4468 (aarch64_output_mi_thunk): Pass "false" when calling
4469 aarch64_add_constant.
4471 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4473 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
4476 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4478 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
4479 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
4480 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
4481 (aarch64_build_constant): Delete.
4483 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
4486 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
4488 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
4489 flag_toplevel_reorder.
4491 2016-07-25 Richard Biener <rguenther@suse.de>
4493 * cgraph.c (cgraph_node::verify_node): Compare against builtin
4494 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
4495 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
4496 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
4497 (streamer_get_builtin_tree): Likewise.
4498 (streamer_write_builtin): Likewise.
4499 * lto-streamer.h (LTO_builtin_decl): Remove.
4500 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
4501 (lto_input_scc): Remove LTO_builtin_decl handling.
4502 (lto_input_tree_1): Liekwise.
4503 * lto-streamer-out.c (lto_output_tree_1): Remove special
4504 handling of builtins.
4505 (DFS::DFS): Likewise.
4506 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
4507 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
4509 (streamer_write_builtin): Remove.
4511 2016-07-25 Martin Liska <mliska@suse.cz>
4513 * lto-cgraph.c (input_symtab): Don't call get_working_sets
4514 if flag_auto_profile is set to true.
4516 2016-07-25 Martin Liska <mliska@suse.cz>
4518 PR gcov-profile/71868
4519 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
4520 have a function with multiple latches, count them all.
4522 2016-07-25 Martin Liska <mliska@suse.cz>
4524 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
4526 2016-07-25 Martin Liska <mliska@suse.cz>
4528 PR tree-optimization/71987
4529 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
4530 just for SSA_NAMEs. Fix GNU coding style.
4532 2016-07-25 Martin Liska <mliska@suse.cz>
4534 PR gcov-profile/64874
4535 * gcov-io.h: Update command about file format.
4536 * gcov-iov.c (main): Adapt the numbering scheme.
4538 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4541 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
4542 whose result is used in PHI.
4543 (final_range_test_p): Likewise.
4544 (maybe_optimize_range_tests): Likewise.
4546 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
4548 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4549 Reformat two multi-line strings.
4551 2016-07-22 Martin Sebor <msebor@redhat.com>
4553 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
4555 2016-07-22 Martin Sebor <msebor@redhat.com>
4558 * doc/extend.texi (Compound Literals): Correct and clarify.
4559 (Cast to Union): Same.
4561 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
4563 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
4564 comments to explain why certain error messages make mention of
4565 undocumented options.
4566 (rs6000_invalid_builtin): Change error messages to replace mention
4567 of undocumented options with mention of the -mcpu=power9 option
4568 that enables those undocumented options.
4569 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
4570 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
4571 definition of this macro to correct an existing error.
4572 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
4573 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
4574 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
4575 descriptions of built-in functions so that they depend on
4576 -mcpu=power9 instead of on the corresponding undocumented flags.
4577 * doc/invoke.texi (Option Summary): Remove all mention of newly
4579 (IBM RS/6000 and PowerPC Options): Likewise.
4580 * doc/md.texi (Constraints for Particuliar Machines): Remove all
4581 mention of newly undocumented flags.
4583 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
4585 * ipa-cp.c (determine_versionability): Do not create constprop clones,
4586 when target_clones attribute is set.
4588 2016-07-22 Bin Cheng <bin.cheng@arm.com>
4590 * common.opt (funsafe-loop-optimizations): Mark ignore.
4591 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
4592 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
4594 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
4595 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
4597 2016-07-22 Bin Cheng <bin.cheng@arm.com>
4599 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
4601 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
4603 (number_of_iterations_exit): Warn missed loop optimization for
4604 possible infinite loops.
4606 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
4609 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
4610 when to emit a ".machine" pseudo-op.
4612 2016-07-22 Martin Liska <mliska@suse.cz>
4614 PR gcov-profile/69028
4615 PR gcov-profile/62047
4616 * coverage.c (coverage_compute_lineno_checksum): Do not
4617 calculate checksum for fns w/o xloc.file.
4618 (coverage_compute_profile_id): Likewise.
4620 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
4622 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
4623 (avr_secondary_reload): ...and implementation.
4624 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
4625 * config/avr/avr.md (reload_in<mode>): Remove insns.
4626 (adjust_len) [lpm]: Remove insn attribute value.
4627 * config/avr/predicates.md (flash_operand): Remove insn predicate.
4629 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4632 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
4634 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
4635 * calls.c (special_function_p): Remove the special handling of the
4636 "__builtin_" prefix.
4638 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4641 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
4642 if STMT may be an alloca call.
4643 (gimple_alloca_call_p, alloca_call_p): Return only true for the
4644 builtin alloca call.
4645 * calls.h (gimple_maybe_alloca_call_p): New function.
4646 * tree-inline.c (inline_forbidden_p_stmt): Use
4647 gimple_maybe_alloca_call_p here.
4649 2016-07-21 David Malcolm <dmalcolm@redhat.com>
4651 * spellcheck-tree.c (best_macro_match::best_macro_match):
4652 Explictly specify the template arguments when invoking the base
4653 class constructor, to help older C++ compilers.
4655 2016-07-21 Jakub Jelinek <jakub@redhat.com>
4658 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
4659 before builtin_decl_implicit.
4661 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
4663 * optabs.c (emit_condiitonal_move): Short circuit for identical
4666 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
4668 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
4669 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
4670 (noce_conversion_profitable_p): New.
4671 (noce_try_store_flag_constants): Use it.
4672 (noce_try_addcc): Likewise.
4673 (noce_try_store_flag_mask): Likewise.
4674 (noce_try_cmove): Likewise.
4675 (noce_try_cmove_arith): Likewise.
4676 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
4678 (noce_convert_multiple_sets): Move cost model to here, from...
4679 (bb_ok_for_noce_convert_multiple_sets) ...here.
4680 (noce_process_if_block): Update calls for above changes.
4681 (noce_find_if_block): Record new noce_if_info parameters.
4683 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
4685 * target.def (max_noce_ifcvt_seq_cost): New.
4686 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
4687 * doc/tm.texi: Regenerate.
4688 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
4689 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
4690 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
4691 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
4692 * doc/invoke.texi: Document new params.
4694 2016-07-21 Richard Biener <rguenther@suse.de>
4696 PR tree-optimization/71947
4697 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
4698 ranges have useful limit_vr information.
4700 2016-07-21 Richard Biener <rguenther@suse.de>
4702 * function-tests.c (build_trivial_generic_function): Set
4703 BLOCK_SUPERCONTEXT of DECL_INITIAL.
4704 * omp-low.c (create_omp_child_function): Likewise.
4705 (grid_expand_target_grid_body): Likewise.
4706 * cgraphunit.c (init_lowered_empty_function): Likewise.
4707 (cgraph_node::expand_thunk): Likewise.
4708 * tree-parloops.c (create_loop_fn): Likewise.
4709 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
4711 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4713 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
4716 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
4718 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
4719 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
4720 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
4721 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
4722 values for insn attribute.
4723 * config/avr/avr.c (avr_out_insert_notbit): New function.
4724 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
4725 ADJUST_LEN_INSV_NOTBIT_0/_7.
4726 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
4728 2016-07-21 Bin Cheng <bin.cheng@arm.com>
4730 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
4731 (chrec_convert_1, chrec_convert): Ditto.
4732 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
4733 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
4734 * tree-vrp.c (adjust_range_with_scev): Ditto.
4735 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
4736 (scev_var_range_cant_overflow): New function.
4737 (scev_probably_wraps_p): New parameter. Call above function.
4738 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
4740 2016-07-21 Bin Cheng <bin.cheng@arm.com>
4742 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
4743 by removing computation of may_be_zero.
4745 2016-07-21 Jakub Jelinek <jakub@redhat.com>
4747 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
4749 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
4751 Improving concepts performance and diagnostics.
4752 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
4753 for constraint satisfaction and subsumption.
4754 * timevar.h (auto_timevar): New constructor that matches the push/pop
4755 pattern of usage in pt.c.
4757 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
4759 * hwint.h (HOST_WIDE_INT_0): New define.
4760 (HOST_WIDE_INT_0U): Ditto.
4761 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
4762 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
4763 * simplify-rtx.c: Ditto.
4764 * tree-object-size.c: Ditto.
4766 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4768 * config/s390/s390.c (s390_encode_section_info): Remove mode size
4771 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
4773 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
4774 * combine.c: Use HOST_WIDE_INT_M1U instead of
4775 ~(unsigned HOST_WIDE_INT) 0.
4776 * double-int.h: Ditto.
4778 * dwarf2asm.c:Ditto.
4780 * genmodes.c: Ditto.
4782 * read-rtl.c: Ditto.
4783 * tree-ssa-loop-ivopts.c: Ditto.
4784 * tree-ssa-loop-prefetch.c: Ditto.
4785 * tree-vect-generic.c: Ditto.
4786 * tree-vect-patterns.c: Ditto.
4789 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
4791 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
4792 constant addresses outside [0,0xc0] into a register.
4793 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
4794 cases where the base address register is unused after.
4795 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
4796 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
4797 (avr_out_store_psi_reg_disp_tiny): Same.
4799 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
4801 Implement attribute progmem on reduced Tiny cores by adding
4802 flash offset 0x4000 to respective symbols.
4805 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
4806 documentation how it works on reduced Tiny cores.
4807 (AVR Named Address Spaces): No support for reduced Tiny.
4808 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
4809 (avr_address_tiny_pm_p): New static function.
4810 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
4811 if the address is in progmem.
4812 (avr_assemble_integer): Same.
4813 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
4814 for symbol_ref in progmem.
4815 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
4816 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
4817 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
4819 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
4821 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
4822 * configure: Regenerate.
4823 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
4824 (USE_THIN_ARCHIVES): New variable.
4825 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
4826 this archive as a thin archive.
4828 2016-07-20 David Malcolm <dmalcolm@redhat.com>
4830 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
4831 same location as last time, don't skip if we have fix-it hints.
4832 Clarify the skipping logic by converting it from one "if" clause
4833 to repeated "if" clauses.
4834 * spellcheck-tree.c: Include "cpplib.h".
4835 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
4836 (best_macro_match::best_macro_match): New constructor.
4837 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
4838 Move here from c/c-decl.c.
4839 (class best_macro_match): Move here from c/c-decl.c, converting
4840 from a typedef to a subclass, gaining a ctor.
4842 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
4844 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
4845 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
4847 (avr_addr_space_diagnose_usage): ...and implementation.
4848 (avr_addr_space_supported_p): New function.
4849 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
4850 report bad address space usage if that space is supported.
4851 (avr_insert_attributes): Same. No more complain about unsupported
4853 * config/avr/avr-c.c (tm_p.h): Include it.
4854 (avr_cpu_cpp_builtins): Only define addr-space related built-in
4855 macro if avr_addr_space_supported_p.
4857 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
4859 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
4860 flag_toplevel_reorder.
4862 2016-07-20 David Malcolm <dmalcolm@redhat.com>
4864 * gcc-rich-location.c
4865 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
4867 * gcc-rich-location.h
4868 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
4870 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
4872 * target.def (addr_space): Add new diagnose_usage to hook vector.
4873 * targhooks.c (default_addr_space_diagnose_usage): Add default
4874 implementation and...
4875 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
4876 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
4877 is some address space, call targetm.addr_space.diagnose_usage.
4878 * doc/tm.texi.in (Named Address Spaces): Add anchor for
4879 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
4880 * doc/tm.texi: Regenerate.
4882 2016-07-20 Martin Liska <mliska@suse.cz>
4885 * graphite-isl-ast-to-gimple.c (later_of_the_two):
4886 Properly handly PHI stmts.
4888 2016-07-20 Bin Cheng <bin.cheng@arm.com>
4890 PR tree-optimization/71503
4891 PR tree-optimization/71683
4892 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
4895 2016-07-20 Martin Liska <mliska@suse.cz>
4897 * doc/invoke.texi (-fipa-ra): Document when the option is
4898 disabled. Fix a typo.
4900 2016-07-20 Martin Liska <mliska@suse.cz>
4902 * Makefile.in: Include fibonacci_heap.c
4903 * fibonacci_heap.c: New file.
4904 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
4905 (fibonacci_heap::union_with): Fix deletion of the second heap.
4906 * selftest-run-tests.c (selftest::run_tests): Incorporate
4907 fibonacci heap tests.
4908 * selftest.h: Declare fibonacci_heap_c_tests.
4910 2016-07-20 Martin Liska <mliska@suse.cz>
4912 * selftest-run-tests.c (selftest::run_tests): New function.
4913 * selftest.h (sreal_c_tests): Declare.
4914 * sreal.c (sreal_verify_basics): New function.
4915 (verify_aritmetics): Likewise.
4916 (sreal_verify_arithmetics): Likewise.
4917 (verify_shifting): Likewise.
4918 (sreal_verify_shifting): Likewise.
4919 (void sreal_c_tests): Likewise.
4921 2016-07-19 Jakub Jelinek <jakub@redhat.com>
4923 PR rtl-optimization/71916
4924 * cfgrtl.c (contains_no_active_insn_p): Return false also for
4925 bb which have a single succ fake edge.
4927 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
4930 * dwarf2out.c (gen_subprogram_die): Only call
4931 gen_unspecified_parameters_die while dumping early dwarf.
4933 2016-07-19 Jakub Jelinek <jakub@redhat.com>
4936 * gimple-fold.c (fold_builtin_memory_op): Use
4937 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
4939 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
4941 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
4942 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
4943 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
4944 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
4948 * double-int.c: Ditto.
4950 * dwarf2out.c: Ditto.
4953 * fold-const.c: Ditto.
4954 * function.c: Ditto.
4956 * genmodes.c: Ditto.
4960 * loop-doloop.c: Ditto.
4961 * loop-invariant.c: Ditto.
4968 * simplify-rtx.c: Ditto.
4969 * stor-layout.c: Ditto.
4971 * tree-ssa-loop-ivopts.c: Ditto.
4972 * tree-vect-generic.c: Ditto.
4973 * tree-vect-patterns.c: Ditto.
4978 * wide-int-print.cc: Ditto.
4979 * wide-int.cc: Ditto.
4980 * wide-int.h: Ditto.
4982 2016-07-19 David Malcolm <dmalcolm@redhat.com>
4984 * selftest.c (selftest::assert_streq): Handle NULL values of
4985 val_actual and val_expected.
4987 2016-07-19 Martin Jambor <mjambor@suse.cz>
4990 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
4991 rather than cgraph_create_node to get a call graph node.
4993 2016-07-19 Richard Biener <rguenther@suse.de>
4995 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
4996 handle all tcc_constant bases and valueize SSA names.
4997 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
5000 2016-07-19 David Malcolm <dmalcolm@redhat.com>
5002 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
5003 the flags of the exit block and bb2, not just the entry block.
5005 2016-07-19 Richard Biener <rguenther@suse.de>
5007 PR tree-optimization/71901
5008 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
5009 align member, group stuff with the bitfield.
5010 (vn_ref_op_align_unit): New inline.
5011 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
5012 record element alignment and operand 3 unchanged.
5013 (ao_ref_init_from_vn_reference): Adjust.
5014 (valueize_refs_1): Likewise.
5015 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
5017 2016-07-19 Richard Biener <rguenther@suse.de>
5019 PR tree-optimization/71908
5020 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
5021 symbolic constants in a more reliable way.
5023 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
5025 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
5027 (vect_update_inits_of_drs): Likewise.
5028 (vect_create_cond_for_alias_checks): Likewise.
5029 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
5031 2016-07-19 Richard Biener <rguenther@suse.de>
5034 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
5035 with an abstract origin that is not an inlined function outer
5036 scope add a self-reference as abstract origin.
5037 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
5039 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5042 * config/rs6000/rs6000.c (rs6000_function_value): Fix
5043 unintentional System V.4 structure return breakage for structures
5044 with a single floating point element.
5046 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
5048 PR tree-optimization/71734
5049 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
5050 contains REF, use it to check safelen, assume that safelen value
5051 must be greater 1, fix style.
5052 (ref_indep_loop_p_2): Add REF_LOOP argument.
5053 (ref_indep_loop_p): Pass LOOP as additional argument to
5056 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
5058 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
5059 allocation in the prologue.
5060 * explow.c (get_dynamic_stack_base): New function to return an address
5061 expression for the dynamic stack base.
5062 (get_dynamic_stack_size): New function to do the required dynamic stack
5063 space size calculations.
5064 (allocate_dynamic_stack_space): Use new functions.
5065 (align_dynamic_address): Move some code from
5066 allocate_dynamic_stack_space to new function.
5067 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
5069 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5071 * config/s390/s390.c (s390_encode_section_info): Always set
5072 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
5075 2016-07-18 Richard Biener <rguenther@suse.de>
5077 PR tree-optimization/71893
5078 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
5079 for sizetype cast added by array_ref_element_size.
5080 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5082 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
5084 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
5085 register parameters. Remove code to initialize argument pointer
5086 on TARGET_64BIT. Optimize call to _mcount when it can be reached
5087 using a pc-relative branch. Cleanup conditional code.
5088 * config/pa/pa.md (call_mcount): New expander.
5089 (call_mcount_nonpic): New insn.
5090 (call_mcount_pic): New insn and split.
5091 (call_mcount_pic_post_reload): New insn.
5092 (call_mcount_64bit): New insn and split.
5093 (call_mcount_64bit_post_reload): New insn.
5095 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
5097 * config/avr/predicates.md (const_m255_to_m1_operand): New.
5098 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
5099 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
5100 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
5101 (*usum_widenqihi3, *udiff_widenqihi3)
5102 (*addhi3_zero_extend.const): New combiner insns.
5103 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
5104 just 1 bit is affected.
5105 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
5106 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
5108 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
5110 * omp-low.c (lower_omp_target): Mark data clauses with
5111 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
5112 zero-length subarrays.
5114 2016-07-15 Richard Biener <rguenther@suse.de>
5116 PR tree-optimization/71881
5117 * tree-loop-distribution.c (destroy_loop): Remove blocks in
5118 reverse DOM order to make debug temp generation happy.
5120 2016-07-15 Richard Biener <rguenther@suse.de>
5122 PR tree-optimization/71887
5123 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
5124 verify it is not zero for division / modulo handling.
5125 (value_replacement): Adjust.
5127 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
5128 Julian Brown <julian@codesourcery.com>
5130 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
5131 * config/aarch64/aarch64-cost-tables.h
5132 (vulcan_extra_costs): New variable.
5133 * config/aarch64/aarch64.c
5134 (vulcan_addrcost_table): Likewise.
5135 (vulcan_regmove_cost): Likewise.
5136 (vulcan_vector_cost): Likewise.
5137 (vulcan_branch_cost): Likewise.
5138 (vulcan_tunings): Likewise.
5140 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
5142 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
5143 (output_in_order): Loop over undefined variables too. Output them
5144 via assemble_undefined_decl. Skip variables that correspond to hard
5145 registers or have value-exprs.
5146 * varpool.c (symbol_table::output_variables): Handle undefined
5147 variables together with defined ones.
5149 2016-07-15 Richard Biener <rguenther@suse.de>
5151 * tree-ssa-pre.c (get_representative_for): Make sure to return
5152 the value number of SSA names.
5153 (phi_translate_1): get_representative_for cannot return NULL.
5154 (do_pre_regular_insertion): Remove redundant call to
5155 fully_constant_expression.
5156 (do_pre_partial_partial_insertion): Likewise.
5158 2016-07-15 Bin Cheng <bin.cheng@arm.com>
5160 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
5161 (derive_simple_iv_with_niters): New function.
5162 (simple_iv): Rewrite using simple_iv_with_niters.
5163 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
5164 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
5166 (number_of_iterations_exit): Rewrite using above function.
5167 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
5170 2016-07-15 Richard Biener <rguenther@suse.de>
5172 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
5175 2016-07-14 Jakub Jelinek <jakub@redhat.com>
5177 PR tree-optimization/71872
5178 * tree-data-ref.c (get_references_in_stmt): Ignore references
5179 with is_gimple_constant get_base_address.
5181 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
5183 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
5184 (TARGET_HAVE_LDACQD): New macro.
5185 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
5186 than TARGET_HAVE_LDACQ.
5187 (arm_load_acquire_exclusivedi): Likewise.
5188 (arm_store_release_exclusivedi): Likewise.
5190 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
5192 PR rtl-optimization/71878
5193 * lra-constraints.c (match_reload): Pass information about other
5194 output operands. Create new unique register value if matching input
5195 operand shares same register value as output operand being considered.
5196 (curr_insn_transform): Record output operands already processed.
5198 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5201 PR tree-optimization/70923
5202 * tree-vect-patterns.c: Include mult-synthesis.h.
5203 (target_supports_mult_synth_alg): New function.
5204 (synth_lshift_by_additions): Likewise.
5205 (apply_binop_and_append_stmt): Likewise.
5206 (vect_synth_mult_by_constant): Likewise.
5207 (target_has_vecop_for_code): Likewise.
5208 (vect_recog_mult_pattern): Use above functions to synthesize vector
5209 multiplication by integer constants.
5211 2016-07-14 Alan Modra <amodra@gmail.com>
5213 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
5214 gpr alternatives. Correct '*' placement on Y,r alternative.
5215 Add '*' on operand 1 of r,r alternative.
5217 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5219 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
5220 * expmed.h: ... Here.
5222 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
5224 * gimple.h (stmt_can_terminate_bb_p): New function.
5225 * tree-cfg.c (need_fake_edge_p): Rename to ...
5226 (stmt_can_terminate_bb_p): ... this; return true if stmt can
5227 throw external; handle const and pure calls.
5228 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
5230 2016-07-14 Richard Biener <rguenther@suse.de>
5232 PR tree-optimization/71866
5233 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
5234 (do_hoist_insertion): Avoid endless recursion when we
5235 didn't insert anything because we managed to simplify
5236 things down to a constant or SSA name.
5237 (fully_constant_expression): Re-write in terms of ...
5238 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
5239 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
5240 vn_nary_build_or_lookup_1.
5241 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
5242 (vn_nary_build_or_lookup): ... this which now wraps it.
5244 2016-07-14 Alan Modra <amodra@gmail.com>
5247 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
5248 with p9_vector override before power9-dform override.
5250 2016-07-13 Andi Kleen <ak@linux.intel.com>
5252 * value-prof.c (gimple_value_profile_transformations): Don't run
5253 when auto_profile is on.
5255 2016-07-13 Andi Kleen <ak@linux.intel.com>
5257 * auto-profile.c (update_inlined_ind_target,
5258 afdo_indirect_call): Print information to dump file.
5260 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
5262 * genrecog.c (special_predicate_operand_p): New function.
5263 (predicate_name): Move function.
5264 (validate_pattern): Don't warn about missing mode for all
5265 define_special_predicate predicates.
5267 2016-07-13 Bin Cheng <bin.cheng@arm.com>
5269 * tree-vect-data-refs.c (vect_no_alias_p): New function.
5270 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
5271 resolve alias checks which are known at compilation time.
5272 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
5273 alias checks are resolved. Move dump info for too many runtime
5274 alias checks to here...
5275 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
5277 2016-07-13 Richard Biener <rguenther@suse.de>
5279 PR tree-optimization/24574
5280 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
5281 position and add shift, rotate, divison and modulo support
5283 (value_replacement): Pass in argument position to absorbing_element_p.
5285 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
5288 * ipa-inline-transform.c (inline_call): Support
5289 instrumented thunks.
5291 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
5293 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
5294 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
5296 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
5297 Baseline. Make initial alternative TARGET_32BIT only.
5298 (udivsi3): Likewise.
5299 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
5300 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
5303 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
5305 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
5306 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
5307 availability with TARGET_HAVE_MOVT.
5308 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
5309 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
5310 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
5312 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
5313 extra instruction if MOVW is available. Use a cost variable
5314 incremented by COSTS_N_INSNS (1) when the condition match rather than
5315 returning an arithmetic expression based on COSTS_N_INSNS. Make
5316 constant with bottom half word zero cost 2 instruction if MOVW is
5318 * config/arm/arm.md (define_attr "arch"): Add v8mb.
5319 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
5320 target is ARMv8-M Baseline.
5321 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
5322 (arm_movtas_ze): Likewise.
5323 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
5324 alternative for constants satisfying j constraint.
5325 (thumb1_movsi_insn): Likewise.
5326 (movsi splitter for K alternative): Tighten condition to not trigger
5327 if movt is available and j constraint is satisfied.
5328 (Pe immediate splitter): Likewise.
5329 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
5330 constant fitting in an halfword to use MOVW.
5331 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
5334 2016-07-13 Richard Biener <rguenther@suse.de>
5337 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
5338 gimplifying the LHS. Make sure to gimplify a returning twice
5339 call LHS without using SSA names.
5341 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5343 * tree-data-ref.c (find_data_references_in_stmt): Remove
5344 unnecessary call to vec::release.
5345 (graphite_find_data_references_in_stmt): Likewise.
5346 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
5347 * tree-vect-stmts.c (vectorizable_condition): Likewise.
5349 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5351 * cfgexpand.c (expand_used_vars): Make the type of a local
5353 * genmatch.c (lower_for): Likewise.
5354 * haifa-sched.c (haifa_sched_init): Likewise.
5355 (add_to_speculative_block): Likewise.
5356 (create_check_block_twin): Likewise.
5357 * predict.c (handle_missing_profiles): Likewise.
5358 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
5359 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
5360 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
5362 (maybe_lower_iteration_bound): Likewise.
5363 * tree-ssa-sccvn.c (DFS): Likewise.
5364 * tree-stdarg.c (reachable_at_most_once): Likewise.
5365 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
5366 (vectorizable_store): Likewise.
5368 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5370 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
5371 (sccvn_dom_walker): make cond_stack an auto_vec.
5373 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5375 * ree.c (struct ext_state): Make type of members auto_vec.
5376 (find_and_remove_re): Adjust.
5378 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5380 * cfgexpand.c (struct stack_vars_data): Make type of fields
5382 (expand_used_vars): Adjust.
5384 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5386 * ipa.c (record_cdtor_fn): Adjust.
5387 (build_cdtor_fns): Likewise.
5388 (ipa_cdtor_merge): Make static_ctors and static_dtors local
5391 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5393 * genextract.c (struct accum_extract): Add constructor and make
5397 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5399 * tree.c (struct free_lang_data_d): Add constructor and change
5400 types of members to ones that automatically manage resources.
5401 (fld_worklist_push): Adjust.
5402 (find_decls_types): Likewise.
5403 (find_decls_types_in_eh_region): Likewise.
5404 (free_lang_data_in_cgraph): Stop manually creating and
5405 destroying members of free_lang_data_d.
5407 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
5409 PR rtl-optimization/68961
5410 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
5411 peephole variant. Use sse_reg_operand predicates.
5413 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
5415 * config/i386/predicates.md (x86_64_immediate_operand)
5416 <case CONST_INT>: Remove unneeded truncation to DImode.
5417 <case CONST>: Ditto.
5418 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
5420 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5423 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
5424 The xxperm and xxpermr instructions require that the 2nd input
5425 operand overlap with the output operand, and not the 1st.
5426 (altivec_vperm_v8hiv16qi): Likewise.
5427 (altivec_vperm_<mode>_uns_internal): Likewise.
5428 (altivec_vpermr_<mode>_internal): Likewise.
5429 (vperm_v8hiv4si): Likewise.
5430 (vperm_v16qiv8hi): Likewise.
5432 2016-07-12 Nathan Sidwell <nathan@acm.org>
5434 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
5435 when -mno-pic-data-is-text-relative is in effect, by default.
5436 * doc/invoke.texi (mpic-data-is-text-relative): Document new
5437 behavior and clarify.
5439 2016-07-12 Martin Liska <mliska@suse.cz>
5441 * params.def: Add avg-loop niter.
5442 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
5443 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
5444 * doc/invoke.texi: Document the new parameter.
5446 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5449 * expr.c (store_constructor): Mask sign-extended bits when widening
5450 sub-word constructor element at the start of a word.
5452 2016-07-12 Martin Liska <mliska@suse.cz>
5454 * Makefile.in: Append rule for params-options.h.
5455 * params-options.h: New file.
5457 2016-07-12 Martin Liska <mliska@suse.cz>
5459 * ira-build.c (mark_loops_for_removal): Properly iterate
5462 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
5463 Richard Biener <rguenther@suse.de>
5465 PR tree-optimization/23286
5466 PR tree-optimization/70159
5467 * doc/invoke.texi: Document -fcode-hoisting.
5468 * common.opt (fcode-hoisting): New flag.
5469 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
5470 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
5471 (do_regular_insertion): Rename to ...
5472 (do_pre_regular_insertion): ... this and amend general comments
5473 on insertion strathegy.
5474 (do_partial_partial_insertion): Rename to ...
5475 (do_pre_partial_partial_insertion): ... this.
5476 (do_hoist_insertion): New function.
5477 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
5478 and call do_hoist_insertion properly.
5480 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
5481 (pass_pre::execute): Register hoist_insert stats.
5483 2016-07-12 Jakub Jelinek <jakub@redhat.com>
5486 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
5487 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
5488 is different from mode's bitsize. Small cleanup.
5490 2016-07-12 Richard Biener <rguenther@suse.de>
5492 PR rtl-optimization/68961
5493 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
5494 to simplify to a non-constant.
5496 2016-07-11 Jakub Jelinek <jakub@redhat.com>
5499 * omp-low.c (expand_omp_target): Gimplify device.
5501 PR tree-optimization/71823
5502 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
5503 to get vec_oprnds2 from op2.
5505 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
5507 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
5508 Hoist common subexpressions.
5509 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
5511 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
5514 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
5515 prevent generation of 'stxsiwx' on pre Power8 hardware.
5517 2016-07-11 David Malcolm <dmalcolm@redhat.com>
5519 * input.c: Include cpplib.h.
5520 (selftest::temp_source_file): New class.
5521 (selftest::temp_source_file::temp_source_file): New ctor.
5522 (selftest::temp_source_file::~temp_source_file): New dtor.
5523 (selftest::should_have_column_data_p): New function.
5524 (selftest::test_should_have_column_data_p): New function.
5525 (selftest::temp_line_table): New class.
5526 (selftest::temp_line_table::temp_line_table): New ctor.
5527 (selftest::temp_line_table::~temp_line_table): New dtor.
5528 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
5529 it to create a temp_line_table.
5530 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
5531 locations that are known to have column data.
5532 (selftest::line_table_case): New struct.
5533 (selftest::test_reading_source_line): Move tempfile handling
5534 to class temp_source_file.
5535 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
5536 (selftest::assert_token_loc_eq): New function.
5537 (ASSERT_TOKEN_LOC_EQ): New macro.
5538 (selftest::test_lexer): New function.
5539 (selftest::boundary_locations): New array.
5540 (selftest::input_c_tests): Call test_should_have_column_data_p.
5541 Loop over a test matrix of interesting values of location and
5542 default_range_bits, calling test_lexer on each case in the matrix.
5543 Move call to test_accessing_ordinary_linemaps into the matrix.
5544 * selftest.h (ASSERT_EQ): Reimplement in terms of...
5545 (ASSERT_EQ_AT): New macro.
5547 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
5550 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
5551 Don't convert TImode in debug insn.
5553 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
5555 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
5556 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
5557 (tree_type_common::lang_flag_7): New.
5558 (tree_type_common::spare): Reduce size.
5559 * tree.h (TYPE_ALIGN_OK): Remove.
5560 (TYPE_LANG_FLAG_7): New.
5561 (get_inner_reference): Adjust header.
5562 * print-tree.c (print_node): Adjust.
5563 * expr.c (get_inner_reference): Remove parameter keep_aligning.
5564 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
5565 calls to get_inner_reference.
5566 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
5567 handling of TYPE_ALIGN_OK.
5568 * builtins.c (get_object_alignment_2): Adjust call to
5569 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
5570 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
5572 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
5573 * cfgexpand.c (expand_debug_expr): Likewise.
5574 * dbxout.c (dbxout_expand_expr): Likewise.
5575 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
5576 loc_list_from_tree, fortran_common): Likewise.
5577 * fold-const.c (optimize_bit_field_compare,
5578 decode_field_reference, fold_unary_loc, fold_comparison,
5579 split_address_to_core_and_offset): Likewise.
5580 * gimple-laddress.c (execute): Likewise.
5581 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
5582 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
5583 * hsa-gen.c (gen_hsa_addr): Likewise.
5584 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
5585 * tsan.c (instrument_expr): Likewise.
5586 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
5587 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
5588 * tree-affine.c (tree_to_aff_combination,
5589 get_inner_reference_aff): Adjust calls to get_inner_reference.
5590 * tree-data-ref.c (split_constant_offset_1,
5591 dr_analyze_innermost): Likewise.
5592 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
5593 * tree-sra.c (ipa_sra_check_caller): Likewise.
5594 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
5595 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
5596 bswap_replace): Likewise.
5597 * tree-vect-data-refs.c (vect_check_gather,
5598 vect_analyze_data_refs): Likewise.
5599 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
5600 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
5603 2016-07-11 David Malcolm <dmalcolm@redhat.com>
5605 * Makefile.in (selftest-valgrind): New phony target.
5606 * function-tests.c (selftest::build_cfg): Delete pass instances
5607 created by the test.
5608 (selftest::convert_to_ssa): Likewise.
5609 (selftest::test_expansion_to_rtl): Likewise.
5610 * tree-cfg.c (selftest::test_linear_chain): Release dominator
5612 (selftest::test_diamond): Likewise.
5614 2016-07-11 Richard Biener <rguenther@suse.de>
5616 PR tree-optimization/71816
5617 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
5618 than replacing all of its operands.
5620 2016-07-11 Alan Modra <amodra@gmail.com>
5622 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
5623 (ctr<mode>): Add unspec.
5624 (ctr<mode>_internal*): Likewise.
5626 2016-07-08 James Bowman <james.bowman@ftdichip.com>
5628 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
5629 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
5631 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
5633 PR rtl-optimization/71621
5634 * lra-constraints.c (process_alt_operands): Check combination of
5637 2016-07-08 Jason Merrill <jason@redhat.com>
5638 Richard Biener <rguenther@suse.de>
5640 P0145: Refining Expression Order for C++.
5641 * gimplify.c (initial_rhs_predicate_for): New.
5642 (gimplfy_modify_expr): Gimplify RHS before LHS.
5644 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5647 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5648 Allow standard error handling to take over when a wrong number
5649 of arguments is presented to __builtin_vec_ld () or
5650 __builtin_vec_st ().
5652 2016-07-08 Jiong Wang <jiong.wang@arm.com>
5654 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
5659 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
5660 __builtin_aarch64_fmaxv2sf.
5661 (vmaxnmq_f32): Likewise.
5662 (vmaxnmq_f64): Likewise.
5663 (vminnm_f32): Likewise.
5664 (vminnmq_f32): Likewise.
5665 (vminnmq_f64): Likewise.
5667 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
5670 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
5671 enable -mfloat128-hardware by default.
5672 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
5673 that IEEE 128-bit hardware support needs.
5674 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
5675 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
5676 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
5677 floating point requires.
5678 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
5679 -mfloat128 and -mfloat128-hardware changes.
5681 2016-07-08 Alan Hayward <alan.hayward@arm.com>
5683 PR tree-optimization/71667
5684 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
5686 2016-07-08 Martin Liska <mliska@suse.cz>
5689 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
5690 folding produces SAVE_EXPRs, thus return false for the type.
5692 2016-07-07 Martin Liska <mliska@suse.cz>
5694 * file-find.c (remove_prefix): New function.
5695 * file-find.h (remove_prefix): Declare the function.
5696 * gcc-ar.c (main): Skip a folder of the wrapper if
5697 a wrapped binary would point to the same file.
5699 2016-07-07 Jan Hubicka <jh@suse.cz>
5701 * tree-scalar-evolution.c (iv_can_overflow_p): export.
5702 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
5703 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
5705 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
5708 * ipa-inline-analysis.c (compute_inline_parameters): Set
5709 local.can_change_signature to false for intrumentation
5712 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
5714 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
5715 with TARGET_HAVE_MOVT.
5716 (TARGET_HAVE_MOVT): Define.
5717 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
5718 availability with TARGET_HAVE_MOVT.
5719 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
5721 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
5723 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
5724 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
5725 * config/arm/constraints.md (define_constraint "j"): Use
5726 TARGET_HAVE_MOVT to check MOVT availability.
5728 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
5730 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
5732 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
5734 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
5735 (armv8-m.main): Likewise.
5736 (armv8-m.main+dsp): Likewise.
5737 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
5738 (FL_FOR_ARCH8M_MAIN): Likewise.
5739 * config/arm/arm-tables.opt: Regenerate.
5740 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
5741 armv8-m.main+dsp to BE8_LINK_SPEC.
5742 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
5743 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
5744 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
5745 Baseline and Mainline.
5746 (arm_option_override_internal): Also disable arm_restrict_it when
5747 !arm_arch_notm. Update comment for -munaligned-access to also cover
5749 (arm_file_start): Increase buffer size for printing architecture name.
5750 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
5751 and armv8-m.main+dsp.
5752 (mno-unaligned-access): Clarify that this is disabled by default for
5753 ARMv8-M Baseline architectures as well.
5755 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
5757 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
5758 decide whether to prevent some libgcc routines being included for some
5759 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
5760 link between this condition and the one in
5761 libgcc/config/arm/lib1func.S.
5763 2016-07-07 Richard Biener <rguenther@suse.de>
5765 * tree-ssa-pre.c: Include alias.h.
5766 (compute_avail): If we have multiple VN_REFERENCEs with the
5767 same hashtable entry adjust that to make it a valid replacement
5768 for all of them with respect to alignment and aliasing
5769 when doing insertion.
5770 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
5771 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
5773 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
5777 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
5778 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
5781 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5783 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
5784 (adjust_mems): Adjust.
5785 (adjust_insn): Likewise.
5786 (prepare_call_arguments): Likewise.
5788 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5790 * gcse.c (struct ls_expr): Make stores field a vector.
5791 (ldst_entry): Adjust.
5792 (free_ldst_entry): Likewise.
5793 (print_ldst_list): Likewise.
5794 (compute_ld_motion_mems): Likewise.
5795 (update_ld_motion_stores): Likewise.
5797 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5799 * gcse.c (struct ls_expr): Remove loads field.
5800 (ldst_entry): Adjust.
5801 (free_ldst_entry): Likewise.
5802 (print_ldst_list): Likewise.
5803 (compute_ld_motion_mems): Likewise.
5805 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5807 * store-motion.c (struct st_expr): Make antic_stores a vector.
5808 (st_expr_entry): Adjust.
5809 (free_st_expr_entry): Likewise.
5810 (print_store_motion_mems): Likewise.
5811 (find_moveable_store): Likewise.
5812 (compute_store_table): Likewise.
5813 (remove_reachable_equiv_notes): Likewise.
5814 (replace_store_insn): Likewise.
5815 (build_store_vectors): Likewise.
5817 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5819 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
5820 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
5822 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
5824 PR tree-optimization/71518
5825 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
5826 misalign also for outer loops with negative step.
5828 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
5830 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
5831 (cortex_a53_shift): Add mov_shift.
5832 (cortex_a53_shift_reg): Add new reservation for register shifts.
5833 (cortex_a53_alu): Remove bfm.
5834 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
5835 (cortex_a53_alu_extr): Add new reservation for EXTR.
5836 (bypasses): Improve bypass modelling.
5838 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5841 * config/avr/avr.c (avr_asm_select_section): Strip off
5842 SECTION_DECLARED from flags when calling get_section.
5844 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
5846 * tree-vectorizer.h (vect_memory_access_type): Add
5847 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
5848 * tree-vect-stmts.c (compare_step_with_zero): New function.
5849 (perm_mask_for_reverse): Move further up file.
5850 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
5852 (get_negative_load_store_type): New function.
5853 (get_load_store_type): Call it. Add an ncopies argument.
5854 (vectorizable_mask_load_store): Update call accordingly and
5855 remove tests for negative steps.
5856 (vectorizable_store, vectorizable_load): Likewise. Handle new
5857 memory_access_types.
5859 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
5861 * tree-vectorizer.h (vect_memory_access_type): New enum.
5862 (_stmt_vec_info): Add a memory_access_type field.
5863 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
5864 (vect_model_store_cost): Take an access type instead of a boolean.
5865 (vect_model_load_cost): Likewise.
5866 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
5867 vect_model_store_cost and vect_model_load_cost.
5868 * tree-vect-stmts.c (vec_load_store_type): New enum.
5869 (vect_model_store_cost): Take an access type instead of a
5870 store_lanes_p boolean. Simplify tests.
5871 (vect_model_load_cost): Likewise, but for load_lanes_p.
5872 (get_group_load_store_type, get_load_store_type): New functions.
5873 (vectorizable_store): Use get_load_store_type. Record the access
5874 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
5875 (vectorizable_load): Likewise.
5876 (vectorizable_mask_load_store): Likewise. Replace is_store
5877 variable with vls_type.
5879 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
5881 * tree-vectorizer.h (vect_grouped_load_supported): Add a
5882 single_element_p parameter.
5883 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
5884 Check the PR65518 case here rather than in vectorizable_load.
5885 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
5886 * tree-vect-stmts.c (vectorizable_load): Likewise.
5888 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
5890 * tree-vectorizer.h (gather_scatter_info): New structure.
5891 (vect_check_gather_scatter): Return a bool rather than a decl.
5892 Replace return-by-pointer arguments with a single
5893 gather_scatter_info *.
5894 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
5895 (vect_analyze_data_refs): Update call accordingly.
5896 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
5897 (vectorizable_mask_load_store): Likewise. Also record the
5898 offset dt and vectype in the gather_scatter_info.
5899 (vectorizable_store): Likewise.
5900 (vectorizable_load): Likewise.
5902 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
5904 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
5905 strided groups, use the cost of N scalar accesses instead
5906 of ncopies vector accesses.
5907 (vect_model_load_cost): Likewise.
5909 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
5911 * tree-vect-stmts.c (vect_cost_group_size): Delete.
5912 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
5913 variable to indicate when once-per-group costs are being used.
5914 (vect_model_load_cost): Likewise. Fix comment and misindented code.
5916 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
5918 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
5919 peeling-for-gaps condition.
5921 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5923 * config/s390/s390.c (s390_expand_vec_init): Force initializer
5924 element to register if it doesn't match general_operand.
5926 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
5927 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5929 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
5931 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
5932 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
5933 (SIGNBIT): New mode iterator.
5934 (Fsignbit): New mode attribute.
5935 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
5936 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
5937 when direct moves are available.
5938 (signbit<mode>2_dm): New define_insn_and_split).
5939 (signbit<mode>2_dm2): New define_insn.
5941 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5943 PR rtl-optimization/71594
5944 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
5945 into subregs of appropriate mode before trying to emit a conditional
5948 2016-07-05 Jan Hubicka <jh@suse.cz>
5950 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
5951 (simple_iv): Use it.
5953 2016-07-05 Jan Hubicka <jh@suse.cz>
5955 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
5957 2016-07-05 Jiong Wang <jiong.wang@arm.com>
5959 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
5962 2016-07-05 Jan Hubicka <jh@suse.cz>
5964 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
5967 2016-07-05 Richard Biener <rguenther@suse.de>
5969 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
5970 Handle empty else block.
5971 (is_feasible_trace): Likewise.
5972 (split_paths): Likewise.
5974 2016-07-05 Richard Biener <rguenther@suse.de>
5976 * tree-loop-distribution.c (distribute_loop): Fix issue with
5977 the cost model loop.
5979 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
5981 * config/arm/neon-testgen.ml: Delete.
5982 * config/arm/neon.ml: Delete.
5984 2016-07-04 Jakub Jelinek <jakub@redhat.com>
5987 * tree.c (attribute_value_equal): Use get_attribute_name instead of
5988 directly using TREE_PURPOSE.
5990 2016-07-04 Jiong Wang <jiong.wang@arm.com>
5992 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
5993 * config/aarch64/aarch64_neon.h: Likewise.
5994 * config/aarch64/arm_neon.h: Likewise.
5995 * config/aarch64/atomics.md: Likewise.
5996 * config/aarch64/aarch64-simd-builtins.def: Likewise.
5997 * doc/invoke.texi: Likewise.
5999 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
6001 * config/s390/s390.md: Add "z13" cpu_facility.
6002 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
6003 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
6004 condition" type instructions.
6006 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
6007 Jeff Law <law@redhat.com>
6009 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
6010 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
6012 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
6014 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
6015 permutation for TARGET_AVX512F.
6016 (ix86_expand_vec_one_operand_perm_avx512): New function.
6017 (expand_vec_perm_1): Invoke introduced function.
6018 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
6019 it may be not valid after vectorization.
6021 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6024 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
6025 typo in comment. Only force to memory if it is a weak
6028 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
6029 Jiong Wang <jiong.wang@arm.com>
6031 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
6032 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
6033 (AARCH64_FL_F16): New.
6034 (AARCH64_FL_FOR_ARCH8_2): New.
6035 (AARCH64_ISA_8_2): New.
6036 (AARCH64_ISA_F16): New.
6037 (TARGET_FP_F16INST): New.
6038 (TARGET_SIMD_F16INST): New.
6039 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
6040 ("fp"): Disabling "fp" also disables "fp16".
6041 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
6042 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
6043 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
6044 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
6046 2016-07-04 Jan Beulich <jbeulich@suse.com>
6048 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
6050 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6053 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
6054 the insns, use an insn form that does not adjust the offset on
6055 little endian systems.
6057 2016-07-01 Jan Beulich <jbeulich@suse.com>
6059 * varasm.c (get_variable_section): Validate initializer in
6060 named .bss-like sections.
6062 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
6064 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
6065 Exchange the order of the second and third operands in the vpermr
6066 instruction tmeplate.
6068 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
6071 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
6072 Disallow TDmode values.
6074 2016-07-01 Alan Modra <amodra@gmail.com>
6076 PR rtl-optimization/71709
6077 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
6078 being set, not referenced.
6080 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
6082 PR tree-optimization/70729
6083 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
6084 of loop since it can be not valid after transformation.
6086 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6088 * config/arm/arm.c (thumb_reload_in_hi): Delete.
6089 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
6091 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
6093 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
6096 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6099 * config/rs6000/constraints.md (wY constraint): New constraint to
6100 match the requirements for the LXSD and STXSD instructions.
6101 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
6102 predicate to match the requirements for the LXSD and STXSD
6104 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
6105 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
6106 to make sure that the bottom 2 bits of offset are 0, the address
6107 form is offsettable, and no updating is done in the address mode.
6108 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
6109 (movdi_internal32): Likewise
6110 (movdi_internal64): Likewise.
6112 2016-06-30 Jakub Jelinek <jakub@redhat.com>
6114 PR tree-optimization/71707
6115 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
6116 strinfo even for ADDR_EXPR ptr.
6118 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
6120 * config/rs6000/altivec.md (darn_32): Change the condition to
6121 TARGET_P9_MISC instead of TARGET_MODULO.
6122 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
6123 condition expression.
6124 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
6125 condition expression.
6126 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
6127 (DFP_TEST): New code iterator.
6128 (dfptstsfi_<code>_mode>): New define_expand.
6129 (*dfp_sgnfcnc_<mode>): New define_insn.
6130 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
6131 definition next to BU_P9_MISC_1 definition and change the MASK
6132 value to RS6000_BTM_P9_MISC.
6133 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
6134 (BU_P9_64BIT_MISC_0): Likewise.
6135 (BU_P9_DFP_MISC_0): New macro definition.
6136 (BU_P9_DFP_MISC_1): New macro definition.
6137 (BU_P9_DFP_MISC_2): New macro definition.
6138 (BU_P9_DFP_OVERLOAD_1): New macro definition.
6139 (BU_P9_DFP_OVERLOAD_2): New macro definition.
6140 (BU_P9_DFP_OVERLOAD_3): New macro definition.
6141 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
6142 (TSTSFI_LT_TD): Likewise.
6143 (TSTSFI_EQ_DD): Likewise.
6144 (TSTSFI_EQ_TD): Likewise.
6145 (TSTSFI_GT_DD): Likewise.
6146 (TSTSFI_GT_TD): Likewise.
6147 (TSTSFI_OV_DD): Likewise.
6148 (TSTSFI_OV_TD): Likewise.
6149 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
6150 (TSTSFI_LT_DD): Likewise.
6151 (TSTSFI_LT_TD): Likewise.
6152 (TSTSFI_EQ): Likewise.
6153 (TSTSFI_EQ_DD): Likewise.
6154 (TSTSFI_EQ_TD): Likewise.
6155 (TSTSFI_GT): Likewise.
6156 (TSTSFI_GT_DD): Likewise.
6157 (TSTSFI_GT_TD): Likewise.
6158 (TSTSFI_OV): Likewise.
6159 (TSTSFI_OV_DD): Likewise.
6160 (TSTSFI_OV_TD): Likewise.
6161 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6162 overloaded test significance functions.
6163 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
6164 OPTION_MASK_P9_MISC into the representation of this mask.
6165 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
6167 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
6168 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
6170 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
6171 argument is a 6-bit unsigned literal value if the icode argument
6172 represents a DFP test significance built-in call.
6173 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
6174 flag used independently and in combination with the
6175 RS6000_BTM_64BIT flag.
6176 (rs6000_opt_masks): Add entry for power9-misc command-line option.
6177 (rs6000_builtin_mask_names): Add entry for power9-misc
6178 command-line option.
6179 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
6180 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
6181 RS6000_BTM_P9_MISC macros.
6182 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
6183 option and change the description of the -mpower9-vector option to
6184 enable only vector instructions, removing its erroneously claimed
6185 support for scalar instructions.
6186 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6187 the ISA 3.0 digital floating point test significance built-in
6190 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
6192 * config/aarch64/aarch64.c (cortexa35_tunings):
6193 Enable AES fusion. Use cortexa57_branch_cost.
6194 (cortexa53_tunings): Use cortexa57_branch_cost.
6195 (cortexa72_tunings): Use cortexa57_branch_cost.
6196 Use AUTOPREFETCHER_WEAK.
6197 (cortexa73_tunings): Use cortexa57_branch_cost.
6199 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6200 James Greenhalgh <james.greenhalgh@arm.com>
6202 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
6203 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
6204 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
6205 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
6206 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
6207 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
6208 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
6209 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
6210 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
6211 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
6212 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
6213 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
6214 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
6217 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
6218 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6220 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
6222 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
6224 2016-06-30 David Malcolm <dmalcolm@redhat.com>
6227 * gcc.c (driver::build_option_suggestions): Pass "option" to
6228 add_misspelling_candidates.
6229 * opts-common.c (add_misspelling_candidates): Add "option" param;
6230 use it to avoid adding negated forms for options marked with
6232 * opts.h (add_misspelling_candidates): Add "option" param.
6234 2016-06-30 Jakub Jelinek <jakub@redhat.com>
6237 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
6238 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
6239 first when permuting bitwise operation with rotate. Cast
6240 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
6242 2016-06-29 David Malcolm <dmalcolm@redhat.com>
6244 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
6245 for misspelled param names.
6246 * params.c: Include spellcheck.h.
6247 (find_param_fuzzy): New function.
6248 * params.h (find_param_fuzzy): New prototype.
6249 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
6250 * spellcheck.h (struct edit_distance_traits<const char *>):
6253 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
6255 * config/rs6000/predicates.md (const_0_to_7_operand): New
6256 predicate, recognize 0..7.
6257 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
6258 support for doing extracts from V16QImode, V8HImode, V4SImode
6260 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
6261 vector extract support.
6262 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
6263 for ISA 3.0 vector extract.
6264 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
6265 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
6266 extracts of a constant element number from small integer vectors
6267 on 64-bit ISA 3.0 systems.
6268 (vsx_extract_<mode>_di): Likewise.
6269 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
6270 say when we can do ISA 3.0 vector extracts.
6271 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
6272 registers, using the stxsiwx instruction.
6274 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
6276 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
6277 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
6278 qdf24xx_regmove_cost, qdf24xx_tunings): New.
6279 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
6280 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
6281 * config/arm/arm.c (arm_qdf24xx_tune): New.
6283 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
6285 * config/aarch64/aarch64.c (cortexa53_tunings):
6286 Increase loop alignment to 8. Set function alignment to 16.
6287 (cortexa35_tunings): Likewise.
6288 (cortexa57_tunings): Increase loop alignment to 8.
6289 (cortexa72_tunings): Likewise.
6290 (cortexa73_tunings): Likewise.
6292 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
6294 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
6295 for arm_fp16_ok and arm_fp16_hw.
6296 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
6297 arm_fp16_alternative.
6299 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
6301 PR tree-optimization/71655
6302 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
6303 types when swapping operands.
6305 2016-06-29 Martin Liska <mliska@suse.cz>
6308 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
6309 * ipa-inline-transform.c (inline_call): Remove unnecessary call
6310 of build_optimization_node.
6312 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
6314 PR tree-optimization/70729
6315 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
6316 independent in loops having positive safelen value.
6317 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
6318 it may be not valid after vectorization.
6320 2016-06-29 Jakub Jelinek <jakub@redhat.com>
6322 PR tree-optimization/71625
6323 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
6324 is sorted by ascending list->offset. If PTR is non-NULL and there is
6325 previous strinfo, call get_stridx_plus_constant.
6326 (get_stridx): Pass exp as second argument to get_addr_stridx.
6327 (addr_stridxptr): Add missing list = list->next, so that there can be
6328 more than one entries in the list. Bump limit from 16 to 32. Ensure
6329 the list is sorted by ascending list->offset.
6330 (get_stridx_plus_constant): Adjust so that it can be also called with
6331 ADDR_EXPR instead of SSA_NAME as PTR.
6332 (handle_char_store): Pass NULL_TREE as second argument to
6335 2016-06-29 Richard Biener <rguenther@suse.de>
6337 PR rtl-optimization/68961
6338 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
6340 2016-06-29 Richard Biener <rguenther@suse.de>
6343 * alias.c (component_uses_parent_alias_set_from): Handle
6344 type punning through union accesses by using the union alias set.
6345 * gimple.c (gimple_get_alias_set): Remove union type punning case.
6347 2016-07-29 Richard Biener <rguenther@suse.de>
6349 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
6350 precision not matching mode precision.
6352 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
6354 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
6355 pa_output_arg_descriptor.
6356 (call_val_symref_64bit_post_reload): Likewise.
6357 (call_val_powf_64bit_post_reload): Likewise.
6358 (sibcall_internal_symref_64bit): Likewise.
6359 (sibcall_value_internal_symref_64bit): Likewise.
6361 2016-06-28 Jakub Jelinek <jakub@redhat.com>
6364 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
6365 a constant, force its SUBREG_REG into memory or register instead
6368 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
6371 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
6372 * doc/invoke.texi (AVR Options): Document it.
6374 2016-06-28 Walter Lee <walt@tilera.com>
6376 * config/tilegx/linux.h: Do not include arch/icache.h
6377 (CLEAR_INSN_CACHE): Provide inlined definition directly.
6378 * config/tilepro/linux.h: Do not include arch/icache.h
6379 (CLEAR_INSN_CACHE): Provide inlined definition directly.
6381 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
6383 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
6384 for big-endian BIT_FIELD_REF.
6386 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
6388 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
6389 ('size' attribute): Add '128'.
6391 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
6392 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
6393 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
6394 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
6395 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
6396 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
6397 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
6398 *trunc<mode>df2_odd): Set size attribute to '128'.
6399 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
6400 * config/rs6000/power6.md (power6-fp): Include dfp type.
6401 * config/rs6000/power7.md (power7-fp): Likewise.
6402 * config/rs6000/power8.md (power8-fp): Likewise.
6403 * config/rs6000/power9.md: New file.
6404 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
6405 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
6406 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
6408 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
6409 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
6410 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
6411 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
6412 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
6413 dfp_dscri_<mode>): Change type attribute to dfp.
6414 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
6415 attribute to vecsimple.
6416 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
6417 and prefetch streams.
6418 (rs6000_option_override_internal): Remove temporary code setting
6419 tuning to power8. Don't set rs6000_sched_groups for power9.
6420 (last_scheduled_insn): Change to rtx_insn *.
6421 (divide_cnt, vec_load_pendulum): New variables.
6422 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
6423 (rs6000_issue_rate): Set issue rate for Power9.
6424 (is_power9_pairable_vec_type): New.
6425 (power9_sched_reorder2): New.
6426 (rs6000_sched_reorder2): Call new function for Power9 specific
6428 (insn_must_be_first_in_group): Remove Power9.
6429 (insn_must_be_last_in_group): Likewise.
6430 (force_new_group): Likewise.
6431 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
6432 Initialize divide_cnt/vec_load_pendulum.
6433 (_rs6000_sched_context, rs6000_init_sched_context,
6434 rs6000_set_sched_context): Handle context save/restore of new
6437 2016-06-28 Richard Biener <rguenther@suse.de>
6439 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
6440 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
6441 COMPONENT_REF operand.
6442 (nonoverlapping_component_refs_p): Likewise.
6443 * stor-layout.c (start_bitfield_representative): Mark
6444 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
6446 2016-06-28 Jakub Jelinek <jakub@redhat.com>
6448 * Makefile.in: Don't cat ../stage_current if it does not exist.
6450 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
6451 last argument is a bit-field.
6453 PR rtl-optimization/71673
6454 * internal-fn.c (expand_arith_overflow_result_store): Use
6455 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
6456 expand_simple_binop.
6459 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
6460 expand_ifn_atomic_compare_exchange): New functions.
6461 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
6462 * tree.h (build_call_expr_internal_loc): Rename to ...
6463 (build_call_expr_internal_loc_array): ... this. Fix up type of
6465 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
6466 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
6467 ATOMIC_COMPARE_EXCHANGE result.
6468 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
6469 * gimple-fold.h (optimize_atomic_compare_exchange_p,
6470 fold_builtin_atomic_compare_exchange): New prototypes.
6471 * gimple-fold.c (optimize_atomic_compare_exchange_p,
6472 fold_builtin_atomic_compare_exchange): New functions..
6473 * tree-ssa.c (execute_update_addresses_taken): If
6474 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
6475 of call when finding addressable vars, and if such var becomes
6476 non-addressable, call fold_builtin_atomic_compare_exchange.
6478 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
6481 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
6482 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
6484 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
6486 * config/rs6000/rs6000.md ('type' attribute): Add
6487 veclogical,veccmpfx,vecexts,vecmove insn types.
6488 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
6489 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
6490 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
6491 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
6492 *nabs<mode>2_hw): Change type to vecmove.
6493 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
6494 *boolcc<mode>3_internal, *eqv<mode>3_internal,
6495 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
6496 *ieee_128bit_vsx_abs<mode>2_internal,
6497 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
6498 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
6499 *ieee128_mtvsrd_32bit): Change type to veclogical.
6500 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
6501 *movdi_internal32, *movdi_internal64): Update insn types.
6502 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
6503 vsx_extract_<mode>): Change type to veclogical.
6504 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
6505 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
6506 *vsx_sign_extend_si_v2di): Change type to vecexts.
6507 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
6509 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
6510 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
6511 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
6512 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
6513 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
6514 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
6515 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
6516 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
6517 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
6518 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
6519 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
6520 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
6521 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
6522 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
6523 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
6524 (ppc7450-vecsimple): Add veclogical, vecmove.
6525 (ppc7450-veccmp): Add veccmpfx.
6526 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
6528 (ppc8540_vector_compare): Add veccmpfx.
6529 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
6530 * config/rs6000/cell.md (cell-fp): Add fpsimple.
6531 (cell-vecsimple): Add veclogical, vecmove.
6532 (cell-veccmp): Add veccmpfx.
6533 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
6534 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
6536 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
6537 * config/rs6000/power4.md (power4-fp): Add fpsimple.
6538 (power4-vecsimple): Add veclogical, vecmove.
6539 (power4-veccmp): Add veccmpfx.
6540 * config/rs6000/power5.md (power5-fp): Add fpsimple.
6541 * config/rs6000/power6.md (power6-fp): Add fpsimple.
6542 (power6-vecsimple): Add veclogical, vecmove.
6543 (power6-veccmp): Add veccmpfx.
6544 * config/rs6000/power7.md (power7-fp): Add fpsimple.
6545 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
6546 * config/rs6000/power8.md (power8-fp): Add fpsimple.
6547 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
6548 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
6549 * config/rs6000/titan.md (titan_fp): Add fpsimple.
6550 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
6552 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
6554 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
6557 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
6558 OPTION_MASK_P9_DFORM_VECTOR.
6559 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
6560 disable -mpower9-dform-vector when using reload.
6561 (quad_address_p): Remove 'gpr_p' argument and all associated code.
6562 New 'strict' argument. Update all callers. Add strict addressing
6564 (rs6000_legitimate_offset_address_p): Remove call to
6565 virtual_stack_registers_memory_p.
6566 (rs6000_legitimize_reload_address): Add quad address support.
6567 (rs6000_legitimate_address_p): Move call to quad_address_p above
6568 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
6569 to account for new strict usage.
6570 (rs6000_output_move_128bit): Adjust quad_address_p args to account
6571 for new strict usage.
6572 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
6574 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
6581 * config/i386/i386.c (ix86_spill_class): Disable condition to
6582 always return NO_REGS.
6584 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
6586 * predict.c: Include gimple-pretty-print.h
6587 (predicted_by_loop_heuristics_p): Check also
6588 PRED_LOOP_EXIT_WITH_RECURSION
6589 (predict_loops): Find self recursive calls and use special purpose
6590 predictors for them; dump log about decisions.
6591 (pass_profile::execute): Dump info about #of iterations.
6592 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
6593 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
6595 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
6597 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
6598 output_asm_insn calls and shorten long lines. Output .CALL
6599 argument descriptor using pa_output_arg_descriptor. Add various
6600 inline $$dyncall and other optimizations.
6601 (pa_attr_length_indirect_call): Adjust ordering and lengths.
6603 2016-06-25 Jakub Jelinek <jakub@redhat.com>
6605 PR tree-optimization/71643
6606 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
6609 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
6610 leak a bitmap if dep_bb is NULL.
6612 PR tree-optimization/71631
6613 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
6614 to rewrite_expr_tree even if negate_result, move new_lhs var
6615 declaration and initialization earlier, for powi_result set afterwards
6616 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
6617 if new_lhs != lhs, and don't shadow gsi var.
6619 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
6621 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
6622 Add in_loop parameter.
6623 (predict_loops): Add loop guard heuristics.
6624 * predict.def (PRED_LOOP_GUARD): New heuristics.
6626 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
6628 * predict.c: Include ipa-utils.h
6629 (tree_bb_level_prediction): Predict recursive calls.
6630 (tree_estimate_probability_bb): Skip inexpensive calls for call
6632 * predict.def (PRED_RECURSIVE_CALL): New.
6634 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6636 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
6637 (BU_FLOAT128_1): Likewise.
6639 (COPYSIGNQ): Likewise.
6640 (RS6000_BUILTIN_NANQ): Likewise.
6641 (RS6000_BUILTIN_NANSQ): Likewise.
6642 (RS6000_BUILTIN_INFQ): Likewise.
6643 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
6644 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
6645 (TARGET_FOLD_BUILTIN): New #define.
6646 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
6647 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
6648 (rs6000_fold_builtin): New target hook implementation, handling
6649 folding of 128-bit NaNs and infinities.
6650 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
6651 entries are filled in to avoid problems during bootstrap
6652 self-test; define builtins for 128-bit NaNs and infinities.
6653 (rs6000_opt_mask): Add entry for float128.
6654 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
6655 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
6656 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
6657 (const_str_type_node): New #define.
6658 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
6659 to a define_expand that dispatches to either copysign<mode>3_soft
6660 or copysign<mode>3_hard.
6661 (copysign<mode>3_hard): Rename from copysign<mode>3.
6662 (copysign<mode>3_soft): New define_insn.
6663 * doc/extend.texi: Document new builtins.
6665 2016-06-24 Jakub Jelinek <jakub@redhat.com>
6667 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
6668 PRIu64 instead of lu.
6670 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
6673 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
6676 2016-06-24 Jakub Jelinek <jakub@redhat.com>
6678 PR tree-optimization/71647
6679 * omp-low.c (lower_rec_input_clauses): Convert
6680 omp_clause_aligned_alignment (c) to size_type_node for the
6681 last argument of __builtin_assume_aligned.
6683 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
6685 * configure.ac (calling ___tls_get_addr via GOT): New
6686 assembler/linker check.
6687 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
6688 assembler and linker supports calling ___tls_get_addr via GOT.
6689 Otherise, defined to 0.
6690 * config.in: Regenerated.
6691 * configure: Likewise.
6692 * config/i386/constraints.md (Yb): New constraint.
6693 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
6694 (REG_CLASS_NAMES): Likewise.
6695 (REG_CLASS_CONTENTS): Likewise.
6696 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
6697 the b constraint with the Yb constraint. Call ___tls_get_addr
6698 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
6700 (*tls_local_dynamic_base_32_gnu): Likewise.
6701 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
6702 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
6703 (*tls_local_dynamic_base_64_<mode>): Likewise.
6705 2016-06-24 Martin Liska <mliska@suse.cz>
6707 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
6708 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
6710 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
6711 argument to true if the expected number of iterations is
6714 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
6716 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
6717 assemble for 32bit target.
6718 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
6719 and $ld_ix86_gld_32_opt to link for 32bit target.
6720 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
6721 * configure: Regenerate.
6723 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6725 * config/arm/arm.c (int_log2): Delete definition and prototype.
6726 (shift_op): Use exact_log2 instead of int_log2.
6727 (vfp3_const_double_for_fract_bits): Likewise.
6729 2016-06-24 Jakub Jelinek <jakub@redhat.com>
6731 * internal-fn.c (expand_arith_set_overflow): New function.
6732 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
6734 (expand_arith_overflow_result_store): Likewise. Handle precision
6735 smaller than mode precision.
6736 * tree-vrp.c (extract_range_basic): For imag part, handle
6737 properly signed 1-bit precision result.
6738 * doc/extend.texi (__builtin_add_overflow): Document that last
6739 argument can't be pointer to enumerated or boolean type.
6740 (__builtin_add_overflow_p): Document that last argument can't
6741 have enumerated or boolean type.
6743 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6744 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6746 * config/rs6000/predicates.md (splat_input_operand): Rework.
6747 Don't allow constants, since the insns that use this predicate
6748 don't support constants. Constants are handled by other insns
6749 that are created via combine. During and after register
6750 allocation, only allow indexed or indirect addresses, and not
6751 general addresses. Only allow modes supported by the hardware.
6752 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
6753 comment. Move check for using VSPLTIS<x> to a common location,
6754 instead of doing it in two different places.
6756 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
6758 * config/i386/driver-i386.c (host_detect_local_cpu): Set
6759 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
6760 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
6761 signature_CENTAUR_ebx.
6763 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
6767 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
6768 (as_ix86_gas_32_opt): This.
6769 (ld_ix86_tls_ldm_opt): Renamed to ...
6770 (ld_ix86_gld_32_opt): This.
6771 (R_386_TLS_LDM reloc): Updated.
6772 (R_386_GOT32X reloc): New assembler/linker check.
6773 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
6774 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
6776 * config.in: Regenerated.
6777 * configure: Likewise.
6778 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
6779 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
6780 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
6781 if ix86_force_load_from_GOT_p returns true.
6782 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
6783 ix86_force_load_from_GOT_p returns true.
6784 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
6785 the external function address via the GOT slot.
6786 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
6787 HAVE_AS_IX86_GOT32X before returning false.
6788 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
6789 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
6791 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
6793 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
6795 2016-06-23 Andi Kleen <ak@linux.intel.com>
6797 * Makefile.in: Regenerate.
6798 * doc/install.texi: Document autoprofiledbootstrap.
6800 2016-06-23 Andi Kleen <ak@linux.intel.com>
6802 * config/i386/gcc-auto-profile: New file.
6804 2016-06-23 Martin Liska <mliska@suse.cz>
6807 * predict.c (predict_loops): Revert the hunk that was removed
6810 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
6812 * config.gcc: Add support for arm*-*-phoenix* targets.
6813 * config/arm/t-phoenix: New.
6814 * config/phoenix.h: New.
6816 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
6817 H.J. Lu <hongjiu.lu@intel.com>
6820 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
6821 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
6822 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
6823 ix86_force_load_from_GOT_p returns true.
6824 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
6825 ix86_force_load_from_GOT_p returns true.
6826 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
6827 ix86_force_load_from_GOT_p returns true.
6828 (ix86_expand_move): Load the external function address via the
6829 GOT slot if ix86_force_load_from_GOT_p returns true.
6830 * config/i386/predicates.md (x86_64_immediate_operand): Return
6831 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
6832 (x86_64_zext_immediate_operand): Ditto.
6834 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
6836 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
6838 2016-06-22 David Malcolm <dmalcolm@redhat.com>
6841 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
6842 * diagnostic.c (pedwarn_at_rich_loc): New function.
6843 * spellcheck.h (best_match::best_match): Add a
6844 "best_distance_so_far" optional parameter.
6845 (best_match::set_best_so_far): New method.
6846 (best_match::get_best_distance): New accessor.
6847 (best_match::get_best_candidate_length): New accessor.
6849 2016-06-22 Nick Clifton <nickc@redhat.com>
6851 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
6852 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
6853 modes are accepted as well.
6854 (ucompare_loc_descriptor): Likewise.
6855 (minmax_loc_descriptor): Likewise.
6856 (clz_loc_descriptor): Likewise.
6857 (popcount_loc_descriptor): Likewise.
6858 (bswap_loc_descriptor): Likewise.
6859 (rotate_loc_descriptor): Likewise.
6860 (mem_loc_descriptor): Likewise.
6861 (loc_descriptor): Likewise.
6863 2016-06-22 David Malcolm <dmalcolm@redhat.com>
6865 * common.opt (fdiagnostics-parseable-fixits): New option.
6866 * diagnostic.c: Include "selftest.h".
6867 (print_escaped_string): New function.
6868 (print_parseable_fixits): New function.
6869 (diagnostic_report_diagnostic): Call print_parseable_fixits.
6870 (selftest::assert_print_escaped_string): New function.
6871 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
6872 (selftest::test_print_escaped_string): New function.
6873 (selftest::test_print_parseable_fixits_none): New function.
6874 (selftest::test_print_parseable_fixits_insert): New function.
6875 (selftest::test_print_parseable_fixits_remove): New function.
6876 (selftest::test_print_parseable_fixits_replace): New function.
6877 (selftest::diagnostic_c_tests): New function.
6878 * diagnostic.h (struct diagnostic_context): Add field
6879 "parseable_fixits_p".
6880 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
6881 -fdiagnostics-parseable-fixits.
6882 (-fdiagnostics-parseable-fixits): New option.
6883 * opts.c (common_handle_option): Handle
6884 -fdiagnostics-parseable-fixits.
6885 * selftest-run-tests.c (selftest::run_tests): Call
6886 selftest::diagnostic_c_tests.
6887 * selftest.h (selftest::diagnostic_c_tests): New prototype.
6889 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
6891 PR tree-optimization/71488
6892 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
6893 comparison of boolean vectors.
6894 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
6895 of boolean vectors using bitwise operations.
6897 2016-06-22 Andreas Schwab <schwab@suse.de>
6899 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
6902 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
6904 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
6906 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
6908 * config/i386/i386.c (print_reg): Emit an error message on attempt to
6911 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6913 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
6914 * config/arm/arm-cores.def (cortex-a73): New entry.
6915 (cortex-a73.cortex-a35): Likewise.
6916 (cortex-a73.cortex-a53): Likewise.
6917 * config/arm/arm-tables.opt: Regenerate.
6918 * config/arm/arm-tune.md: Likewise.
6919 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
6920 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
6921 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
6922 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
6923 * doc/invoke.texi (ARM Options): Document cortex-a73,
6924 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
6926 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6928 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
6929 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
6930 (cortex-a73.cortex-a35): Likewise.
6931 (cortex-a73.cortex-a53): Likewise.
6932 * config/aarch64/aarch64-tune.md: Regenerate.
6933 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
6934 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
6937 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6939 * configure.ac (gcc_cv_as_compress_debug): Remove
6940 --compress-debug-sections as extra as switch.
6941 Handle gas --compress-debug-sections=type.
6942 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
6943 Handle gld --compress-debug-sections=type.
6944 * configure: Regenerate.
6946 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
6948 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
6950 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
6952 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
6953 (do_rewrite): likewise.
6955 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6957 * common/config/mep/mep-common.c: Remove.
6958 * config.gcc: Remove mep-* support.
6959 * config/mep/constraints.md: Remove.
6960 * config/mep/default.h: Remove.
6961 * config/mep/intrinsics.h: Remove.
6962 * config/mep/intrinsics.md: Remove.
6963 * config/mep/ivc2-template.h: Remove.
6964 * config/mep/mep-c5.cpu: Remove.
6965 * config/mep/mep-core.cpu: Remove.
6966 * config/mep/mep-default.cpu: Remove.
6967 * config/mep/mep-ext-cop.cpu: Remove.
6968 * config/mep/mep-intrin.h: Remove.
6969 * config/mep/mep-ivc2.cpu: Remove.
6970 * config/mep/mep-pragma.c: Remove.
6971 * config/mep/mep-protos.h: Remove.
6972 * config/mep/mep.c: Remove.
6973 * config/mep/mep.cpu: Remove.
6974 * config/mep/mep.h: Remove.
6975 * config/mep/mep.md: Remove.
6976 * config/mep/mep.opt: Remove.
6977 * config/mep/predicates.md: Remove.
6978 * config/mep/t-mep: Remove.
6979 * doc/install.texi: Remove mep-* documentation.
6980 * doc/md.texi: Likewise.
6982 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6984 * config.gcc: Remove support for avr-rtems.
6985 * config/avr/gen-avr-mmcu-specs.c: Likewise.
6986 * config/avr/rtems.h: Remove.
6987 * config/avr/t-rtems: Remove.
6989 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6991 * config.gcc: Remove m32r-rtems support.
6992 * config/m32r/rtems.h: Remove.
6994 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6996 * config.gcc: Remove h8300-rtems support.
6997 * config/h8300/rtems.h: Remove.
6998 * config/h8300/t-rtems: Remove.
7000 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7002 * config.gcc: Remove support for knetbsd.
7003 * configure.ac: Likewise.
7004 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
7005 * config/knetbsd-gnu.h: Remove.
7006 * configure: Regenerate.
7008 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7010 * config.gcc: Remove support for openbsd 2 and 3.
7011 * config/openbsd-oldgas.h: Remove.
7013 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7015 * config.gcc: Remove interix support.
7016 * config/i386/i386-interix.h: Remove.
7017 * config/i386/interix.opt: Remove.
7018 * config/i386/t-interix: Remove.
7019 * configure: Regenerate.
7020 * configure.ac: Remove interix support.
7021 * doc/install.texi: Remove interix documentation.
7023 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
7025 * config/rs6000/rs6000.h: Add conditional preprocessing directives
7026 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
7029 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
7031 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
7032 they are both PLACEHOLDER_EXPRs.
7034 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7036 * stor-layout.c (layout_type): Move setting complex MODE to
7037 layout_type, instead of setting it ahead of time by the caller.
7038 * tree.c (build_complex_type): Likewise.
7040 2016-06-21 Martin Liska <mliska@suse.cz>
7042 * predict.c (force_edge_cold): Replace imposisble with
7045 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
7047 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
7048 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
7050 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
7052 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
7054 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
7055 Ilya Enkovich <ilya.enkovich@intel.com>
7058 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
7059 New member function to convert V1TImode register to SUBREG
7060 TImode in debug insn.
7061 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
7062 after changing register mode to V1TImode.
7064 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
7066 * config/aarch64/aarch64-cores.def (vulcan): New core.
7067 * config/aarch64/aarch64-tune.md: Regenerate.
7068 * doc/invoke.texi: Document vulcan as an available option.
7070 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
7072 * cse.c (canon_asm_operands): New function extracted from...
7073 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
7074 either standalone or member of a PARALLEL.
7076 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
7079 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
7080 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
7081 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
7083 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
7086 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
7087 constant addresses if can_create_pseudo_p.
7089 2016-06-21 Jakub Jelinek <jakub@redhat.com>
7091 PR tree-optimization/71588
7092 * tree-ssa-strlen.c (valid_builtin_call): New function.
7093 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
7096 2016-06-20 Jakub Jelinek <jakub@redhat.com>
7099 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
7100 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
7101 for conversion of scalar user var to complex type and use the
7102 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
7105 PR rtl-optimization/71591
7106 * toplev.c (toplev::run_self_tests): If no_backend, complain and
7107 don't run any tests.
7109 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
7112 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
7113 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
7114 space for PIC with non-v32 and the common non-PIC "jump".
7116 2016-06-20 Jakub Jelinek <jakub@redhat.com>
7119 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
7120 returned values and add UN*/LTGT/*ORDERED cases with values matching
7121 D operand modifier on vcmp for AVX.
7123 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
7125 * config/aarch64/aarch64.opt
7126 (mpc-relative-literal-loads): Rename internal option name.
7127 * config/aarch64/aarch64.c
7128 (aarch64_nopcrelative_literal_loads): Rename to
7129 aarch64_pcrelative_literal_loads.
7130 (aarch64_expand_mov_immediate): Likewise.
7131 (aarch64_secondary_reload): Likewise.
7132 (aarch64_can_use_per_function_literal_pools_p): Likewise.
7133 (aarch64_override_options_after_change_1): Rename and simplify logic.
7134 (aarch64_classify_symbol): Merge large model checks into switch,
7135 remove pc-relative load check.
7137 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
7139 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
7140 costs relative to the cost of a register move.
7142 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
7144 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
7145 (vcvt_n_f64_u64): Likewise.
7146 (vcvt_n_s64_f64): Likewise.
7147 (vcvt_n_u64_f64): Likewise.
7148 (vcvt_f64_s64): Likewise.
7149 (vrecpe_f64): Likewise.
7150 (vcvt_f64_u64): Likewise.
7151 (vrecps_f64): Likewise.
7153 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
7155 * config/aarch64/aarch64.md
7156 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
7158 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
7160 * config/aarch64/aarch64-builtins.c
7161 (aarch64_types_binop_uss_qualifiers): Delete.
7162 (TYPES_BINOP_USS): Likewise.
7163 (aarch64_types_binop_sus_qualifiers): Likewise.
7164 (TYPES_BINOP_SUS): Likewise.
7165 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
7166 (TYPES_FCVTIMM_SUS): Likewise.
7167 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
7169 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
7170 (fcvtzs): Use SHIFTIMM rather than BINOP.
7171 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
7173 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
7175 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
7176 costs relative to the cost of a register move.
7178 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
7180 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
7181 Allow scalar/single vector modes to be tieable.
7183 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
7185 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
7187 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7189 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
7191 * tree.h (TYPE_ALIGN): Likewise.
7193 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
7196 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
7198 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
7200 * config/avr/avr.c (avr_print_operand): Fix "format not a string
7201 literal" build warnings.
7202 (avr_print_operand_address): Dito.
7204 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
7207 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
7208 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
7210 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
7212 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
7214 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
7217 * reload1.c (reload): Pass 0 to finish_spills when called because
7218 update_eliminables_and_spill returns true and remove did_spill.
7219 (finish_spills): Adjust comment and document GLOBAL parameter.
7221 2016-06-17 DJ Delorie <dj@redhat.com>
7224 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
7225 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
7226 (umulqihi3_virt): Likewise.
7227 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
7228 (umulqihi3_real): Likewise.
7230 2016-06-17 Martin Liska <mliska@suse.cz>
7232 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
7234 2016-06-17 Martin Liska <mliska@suse.cz>
7236 * predict.def: PRED_LOOP_EXIT from 92 to 85.
7238 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
7240 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
7242 (vaddq_f32): Likewise.
7243 (vmul_f32): Likewise.
7244 (vmulq_f32): Likewise.
7245 (vsub_f32): Likewise.
7246 (vsubq_f32): Likewise.
7248 2016-06-17 Bin Cheng <bin.cheng@arm.com>
7250 PR tree-optimization/71347
7251 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
7252 cost for all uses in group.
7254 2016-06-17 Bin Cheng <bin.cheng@arm.com>
7256 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
7257 insert gimple seq if it's not empty.
7259 2016-06-17 Bin Cheng <bin.cheng@arm.com>
7261 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
7263 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
7265 (comp_dr_with_seg_len_pair): Ditto.
7266 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
7267 struct dr_with_seg_len_pair against DR_OFFSET.
7268 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
7271 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
7273 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
7275 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
7277 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
7278 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
7279 (pa_output_millicode_call): Likewise.
7280 (pa_output_call): Likewise.
7281 (pa_output_indirect_call): Likewise.
7282 (pa_asm_output_mi_thunk): Likewise.
7284 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7286 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
7288 2016-06-16 Martin Liska <mliska@suse.cz>
7290 * predict.c (combine_predictions_for_insn): When we find a first
7291 match predictor, we should consider just predictors with
7292 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
7293 DS theory predictor.
7294 (combine_predictions_for_bb): Likewise.
7296 2016-06-16 Jakub Jelinek <jakub@redhat.com>
7298 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
7299 with base of reference to struct.
7301 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
7303 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
7305 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7308 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
7309 progmem_swtable_section.
7310 (progmem_swtable_section): Remove.
7311 (avr_asm_function_rodata_section): Remove.
7312 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7313 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
7315 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
7317 * config/i386/driver-i386.c (host_detect_local_cpu): Set
7318 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
7319 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
7320 signature_CENTAUR_ebx.
7321 * config/i386/i386.c (ix86_option_override_internal): Add
7322 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
7323 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
7324 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
7326 2016-06-16 Martin Liska <mliska@suse.cz>
7328 * predict.def: Add fortran loop preheader predictor.
7329 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
7330 fold IFN_BUILTIN_EXPECT with a known constant argument.
7332 2016-06-16 Martin Liska <mliska@suse.cz>
7334 * predict.def: Add 'Fortran' to display text of all
7335 PRED_FORTRAN_* predictors.
7337 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
7340 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
7341 [IA64_BUILTIN_NANSQ]: Ditto.
7342 (ia64_fold_builtin): New function.
7343 (TARGET_FOLD_BUILTIN): New define.
7344 (ia64_init_builtins) Declare const_string_type node.
7345 Add __builtin_nanq and __builtin_nansq builtin functions.
7346 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
7348 2016-06-16 Nick Clifton <nickc@redhat.com>
7350 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
7351 MSP430_HWMULT_ prefix to enum values.
7352 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
7353 * config/msp430/msp430.c: Update use of enum values.
7354 * config/msp430/msp430.md: Likewise.
7355 * config/msp430/msp430.opt: Likewise.
7357 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
7359 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
7360 of comparsions in the last iteration.
7362 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
7363 Joern Rennecke <joern.rennecke@embecosm.com>
7365 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
7367 (arc_needs_pcl_p): Add GOTOFFPC.
7368 (arc_legitimate_pic_addr_p): Likewise.
7369 (arc_output_pic_addr_const): Likewise.
7370 (arc_legitimize_pic_address): Generate a pc-relative address using
7372 (arc_output_libcall): Use @pcl syntax.
7373 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
7374 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
7375 (*movsi_insn): Use @pcl syntax.
7376 (doloop_begin_i): Likewise.
7378 2016-06-16 Martin Liska <mliska@suse.cz>
7380 * predict.def: Define a new predictor.
7382 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
7384 * config/arc/arc.opt (mtp-regno): Update text.
7386 2016-06-16 Renlin Li <renlin.li@arm.com>
7388 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
7390 2016-06-16 Jakub Jelinek <jakub@redhat.com>
7393 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
7394 (setcc + and peephole2): Likewise.
7396 PR rtl-optimization/71532
7397 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
7400 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
7402 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
7403 DImode constants with XXSPLTIB in vector registers.
7404 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
7405 vsx_extract_<mode>_internal{1,2} into a single insn that handles
7406 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
7407 extraction of the element at the top of the register as a scalar
7409 (vsx_extract_<mode>_internal1): Likewise.
7410 (vsx_extract_<mode>_internal2): Likewise.
7411 * config/rs6000/constraints.md (wi constraint): Remove a comment
7412 about DImode not being allowed in Altivec registers.
7413 (wB constraint): New constraint for constants that can be
7414 generated in Altivec registers with VSPLTISW/VUPKHSW.
7415 * config/rs6000/predicates.md (xxspltib_constant_split): Update
7417 (xxspltib_constant_nosplit): Likewise.
7418 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
7419 support for -mupper-regs-di to enable DImode to go into Altivec
7421 (POWERPC_MASKS): Likewise.
7422 (power7 cpu): Likewise.
7423 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
7424 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
7425 for DImode being allowed in Altivec registers. Update wi/wj
7426 constraints. Set scalar_in_vmx_p flag.
7427 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
7428 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
7429 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
7430 (rs6000_opt_masks): Add -mupper-regs-di.
7431 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
7432 direct move to use wi and not wj.
7434 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
7436 (floatunssi<mode>2_lfiwzx_mem): Likewise.
7437 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
7438 any VSX register, instead of just Altivec registers, to allow
7439 either operand to be an Altivec register or both.
7440 (fixuns_trunc<mode>di2_fctiduz): Likewise.
7441 (movdi_internal32): Add support for -mupper-regs-di. Add support
7442 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
7443 the alternatives and attributes to be lined up to be easier to
7445 (movdi_internal64): Likewise.
7446 (64-bit DImode splitters): Change predicates to only split loading
7447 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
7448 load constants in ISA 3.0 or ISA 2.07 respectively.
7449 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
7450 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
7451 mention -mcpu=power9 sets these options.
7452 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
7455 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
7458 * config/avr/avr.c (avr_set_current_function): Warn misspelled
7459 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
7460 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
7461 by default to warn misspelled interrupt/ signal handler.
7462 * doc/invoke.texi (AVR Options): Document it. Update description
7463 for -nodevicelib option.
7465 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7467 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
7468 up parentheses. Use GET_MODE_UNIT_BITSIZE.
7469 (aarch64_<sur>shll2_n<mode>): Likewise.
7471 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
7474 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
7475 DECL_CONTEXT for copied arguments.
7477 2016-06-15 Alan Hayward <alan.hayward@arm.com>
7479 PR tree-optimization/71483
7480 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
7483 2016-06-15 Martin Liska <mliska@suse.cz>
7485 * predict.c (tree_predict_by_opcode): Call predict_edge_def
7486 instead of predict_edge w/o a probability.
7488 2016-06-15 Alan Hayward <alan.hayward@arm.com>
7490 PR tree-optimization/71439
7491 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
7494 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7496 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
7497 register subregs in SET_SRC.
7499 2016-06-15 Richard Biener <rguenther@suse.de>
7501 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
7504 2016-06-15 Richard Biener <rguenther@suse.de>
7506 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
7507 not consider dependences between accesses that belong to the
7509 (vect_analyze_data_ref_dependences): Do not analyze read-read
7510 or self-dependences.
7512 2016-06-14 David Malcolm <dmalcolm@redhat.com>
7514 * spellcheck-tree.c: Include spellcheck-tree.h rather than
7516 (find_closest_identifier): Reimplement in terms of
7517 best_match<tree,tree>.
7518 * spellcheck-tree.h: New file.
7519 * spellcheck.c (struct edit_distance_traits<const char *>): New
7521 (find_closest_string): Reimplement in terms of
7522 best_match<const char *, const char *>.
7523 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
7524 overload to spellcheck-tree.h.
7525 (find_closest_identifier): Likewise.
7526 (struct edit_distance_traits<T>): New template.
7527 (class best_match): New class.
7529 2016-06-14 David Malcolm <dmalcolm@redhat.com>
7531 * selftest-run-tests.c (selftest::run_tests): Call
7532 selftest::spellcheck_tree_c_tests.
7533 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
7534 * spellcheck-tree.c: Include selftest.h and stringpool.h.
7535 (selftest::test_find_closest_identifier): New function.
7536 (selftest::spellcheck_tree_c_tests): New function.
7537 * spellcheck.c (selftest::test_find_closest_string): Verify that
7538 the order of the vec does not affect the results for this case.
7539 (selftest::test_data): New array.
7540 (selftest::test_metric_conditions): New function.
7541 (selftest::spellcheck_c_tests): Add a test of case-comparison.
7542 Call selftest::test_metric_conditions.
7544 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7546 * config/rs6000/rs6000-builtin.def (commentary): Typo.
7547 (BU_P9_MISC_1): Likewise.
7548 (BU_P9_64BIT_MISC_0): Likewise.
7549 (BU_P9_MISC_0): Likewise.
7551 2016-06-14 David Malcolm <dmalcolm@redhat.com>
7553 * gcc-rich-location.c
7554 (gcc_rich_location::add_fixit_misspelled_id): New method.
7555 * gcc-rich-location.h
7556 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
7558 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
7560 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
7561 FreeBSD 11 and above.
7563 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
7565 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
7567 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7569 * expmed.h: Close parenthesis in "at your option" in copyright
7571 * lower-subreg.h: Likewise.
7573 2016-06-14 Richard Biener <rguenther@suse.de>
7576 * genmatch.c (expr::gen_transform): Use in_type for comparisons
7579 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7581 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
7583 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
7585 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
7587 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
7588 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
7590 2016-06-14 Richard Biener <rguenther@suse.de>
7592 PR tree-optimization/71522
7593 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
7594 copying into float copying.
7596 2016-06-14 Jakub Jelinek <jakub@redhat.com>
7598 PR tree-optimization/71520
7599 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
7600 (replace_block_by): Move user labels from bb1 to bb2.
7602 2016-06-14 Richard Biener <rguenther@suse.de>
7606 * expr.h (get_bit_range): Declare.
7607 * expr.c (get_bit_range): Export.
7608 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
7609 word_mode again to constrain the bitfield access.
7611 2016-06-14 Richard Biener <rguenther@suse.de>
7613 PR tree-optimization/71521
7614 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
7615 division int_const_binop against zero divisor.
7617 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
7619 * config/i386/i386.md (signbittf2): New expander.
7620 * config/i386/sse.md (ptesttf2): New insn pattern.
7622 2016-06-13 David Malcolm <dmalcolm@redhat.com>
7625 * input.c (selftest::test_reading_source_line): Avoid reading from
7626 __FILE__ by creating a tempfile with known content and reading
7629 2016-06-13 David Malcolm <dmalcolm@redhat.com>
7631 * pretty-print.c (assert_pp_format_colored): Skip the test if
7633 (test_pp_format): Remove comment about GCC_COLORS.
7635 2016-06-13 David Malcolm <dmalcolm@redhat.com>
7637 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
7638 * pretty-print.c (assert_pp_format_va): Add location param and use
7639 it with ASSERT_STREQ_AT.
7640 (assert_pp_format): Add location param and pass it to
7641 assert_pp_format_va.
7642 (assert_pp_format_colored): Likewise.
7643 (ASSERT_PP_FORMAT_1): New.
7644 (ASSERT_PP_FORMAT_2): New.
7645 (ASSERT_PP_FORMAT_3): New.
7646 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
7647 explicitly, or implicitly via the above macros.
7648 * selftest.c (selftest::pass): Use a selftest::location rather
7650 (selftest::fail): Likewise. Print the function name.
7651 (selftest::fail_formatted): Likewise.
7652 (selftest::assert_streq): Use a selftest::location rather than
7654 * selftest.h (selftest::location): New struct.
7655 (SELFTEST_LOCATION): New macro.
7656 (selftest::pass): Accept a const location & rather than file
7658 (selftest::fail): Likewise.
7659 (selftest::fail_formatted): Likewise.
7660 (selftest::assert_streq): Likewise.
7661 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
7662 (ASSERT_FALSE): Likewise.
7663 (ASSERT_EQ): Likewise.
7664 (ASSERT_NE): Likewise.
7665 (ASSERT_STREQ): Likewise.
7666 (ASSERT_PRED1): Likewise.
7667 (ASSERT_STREQ_AT): New macro.
7669 2016-06-13 David Malcolm <dmalcolm@redhat.com>
7671 * selftest.c (selftest::fail_formatted): New function.
7672 (selftest::assert_streq): New function.
7673 * selftest.h (selftests::fail_formatted): New decl.
7674 (selftest::assert_streq): New decl.
7675 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
7677 2016-06-13 Jeff Law <law@redhat.com>
7679 PR tree-optimization/71403
7680 * tree-ssa-threadbackward.c
7681 (convert_and_register_jump_thread_path): No longer accept reference
7682 to path. Do not pop items off the path anymore.
7683 (fsm_find_control_statement_thread_paths): Do not allow threading
7684 to a deeper loop nest. Pop the last item off the path here rather
7685 than in convert_and_register_jump_thread_path.
7687 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
7688 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
7690 [AArch64] Emit division using the Newton series
7692 * config/aarch64/aarch64-protos.h
7693 (cpu_approx_modes): Add new member "division".
7694 (aarch64_emit_approx_div): Declare new function.
7695 * config/aarch64/aarch64.c
7696 (generic_approx_modes): New member "division".
7697 (exynosm1_approx_modes): Likewise.
7698 (xgene1_approx_modes): Likewise.
7699 (aarch64_emit_approx_div): Define new function.
7700 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
7701 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
7702 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
7703 * doc/invoke.texi (-mlow-precision-div): Describe new option.
7705 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
7706 Wilco Dijkstra <wilco.dijkstra@arm.com>
7708 [AArch64] Emit square root using the Newton series
7710 * config/aarch64/aarch64-protos.h
7711 (aarch64_emit_approx_rsqrt): Replace with new function
7712 "aarch64_emit_approx_sqrt".
7713 (cpu_approx_modes): New member "sqrt".
7714 * config/aarch64/aarch64.c
7715 (generic_approx_modes): New member "sqrt".
7716 (exynosm1_approx_modes): Likewise.
7717 (xgene1_approx_modes): Likewise.
7718 (aarch64_emit_approx_rsqrt): Replace with new function
7719 "aarch64_emit_approx_sqrt".
7720 (aarch64_override_options_after_change_1): Handle new option.
7721 * config/aarch64/aarch64-simd.md
7722 (rsqrt<mode>2): Use new function instead.
7723 (sqrt<mode>2): New expansion and insn definitions.
7724 * config/aarch64/aarch64.md: Likewise.
7725 * config/aarch64/aarch64.opt
7726 (mlow-precision-sqrt): Add new option description.
7727 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
7729 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
7731 [AArch64] Add more choices for the reciprocal square root approximation
7733 Allow a target to prefer such operation depending on the operation mode.
7735 * config/aarch64/aarch64-protos.h
7736 (AARCH64_APPROX_MODE): New macro.
7737 (AARCH64_APPROX_{NONE,ALL}): Likewise.
7738 (cpu_approx_modes): New structure.
7739 (tune_params): New member "approx_modes".
7740 * config/aarch64/aarch64-tuning-flags.def
7741 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
7742 * config/aarch64/aarch64.c
7743 (generic_approx_modes): New core "cpu_approx_modes" structure.
7744 (exynosm1_approx_modes): Likewise.
7745 (xgene1_approx_modes): Likewise.
7746 (generic_tunings): New member "approx_modes".
7747 (cortexa35_tunings): Likewise.
7748 (cortexa53_tunings): Likewise.
7749 (cortexa57_tunings): Likewise.
7750 (cortexa72_tunings): Likewise.
7751 (exynosm1_tunings): Likewise.
7752 (thunderx_tunings): Likewise.
7753 (xgene1_tunings): Likewise.
7754 (use_rsqrt_p): New argument for the mode and use new member from
7756 (aarch64_builtin_reciprocal): Devise mode from builtin.
7757 (aarch64_optab_supported_p): New argument for the mode.
7758 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
7760 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
7762 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
7763 RS6000_BTM_MODULO flag into the set of flags that are considered
7764 to be part of the common configuration.
7766 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
7768 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
7769 difference unsigned.
7770 (vec_absdb): New macro for vector absolute difference unsigned
7772 (vec_absdh): New macro for vector absolute difference unsigned
7774 (vec_absdw): New macro for vector absolute difference unsigned word.
7775 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
7776 (vadu<mode>3): New insn.
7777 (*p9_vadu<mode>3): New insn.
7778 * config/rs6000/rs6000-builtin.def (vadub): New built-in
7780 (vaduh): New built-in definition.
7781 (vaduw): New built-in definition.
7782 (vadu): New overloaded built-in definition.
7783 (vadub): New overloaded built-in definition.
7784 (vaduh): New overloaded built-in definition.
7785 (vaduw): New overloaded built-in definition.
7786 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7787 overloaded vector absolute difference unsigned functions.
7788 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7789 the ISA 3.0 vector absolute difference unsigned built-in functions.
7791 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
7793 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
7794 update shared_lookup_references only once after changing operands.
7796 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
7799 * tree-nested.c (convert_nonlocal_omp_clauses)
7800 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
7802 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
7803 * tree.def (CASE_LABEL_EXPR): Likewise.
7805 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
7808 * input.c (test_builtins): Fix an assertion.
7810 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
7812 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
7815 (isinf<mode>2): Ditto.
7817 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
7819 * ggc-tests.c (test_finalization): Only test need_finalization_p
7820 for GCC_VERSION >= 4003.
7822 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7824 * config/s390/vecintrin.h: Fix file description in comment.
7826 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7828 * config/s390/s390-builtin-types.def: Change builtin type naming
7829 scheme to match builtin-types.def.
7831 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
7833 * fold-const.c (optimize_minmax_comparison): Remove.
7834 (fold_comparison): Remove call to the above.
7835 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
7836 New transformations.
7838 2016-06-13 Alan Hayward <alan.hayward@arm.com>
7840 PR tree-optimization/71416
7841 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
7844 2016-06-13 Martin Liska <mliska@suse.cz>
7846 * predict.c (enum predictor_reason): Prefix enum with REASON_.
7847 (combine_predictions_for_insn): Likewise.
7848 (prune_predictions_for_bb): Likewise.
7849 (combine_predictions_for_bb): Likewise.
7851 2016-06-13 Richard Biener <rguenther@suse.de>
7853 PR tree-optimization/71505
7854 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
7855 assert match comment.
7857 2016-06-13 Marek Polacek <polacek@redhat.com>
7860 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
7861 gimplify_switch_expr.
7862 (warn_switch_unreachable_r): New function.
7864 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7867 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
7870 2016-06-13 Richard Biener <rguenther@suse.de>
7873 * fold-const.c (fold_unary_loc): Preserve alignment when
7874 folding a VIEW_CONVERT_EXPR into a MEM_REF.
7876 2016-06-13 Martin Liska <mliska@suse.cz>
7879 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
7880 w/ -fsanitize=bounds.
7882 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
7884 * config/i386/i386.c (ix86_init_builtins): Calculate
7885 FLOAT128_FTYPE_CONST_STRING function type only once.
7886 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
7887 built-in functions are available for x86-32 and x86-64 targets.
7889 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
7892 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
7894 (FLOAT128_FTYPE_CONST_STRING): New function type.
7895 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
7896 [IX86_BUILTIN_NANSQ]: Ditto.
7897 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
7898 (ix86_init_builtin_types): Declare const_string_type_node.
7899 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
7901 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
7902 * doc/extend.texi (x86 Built-in Functions): Document
7903 __builtin_nanq and __builtin_nansq.
7905 2016-06-11 Jiong Wang <jiong.wang@arm.com>
7908 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
7909 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
7910 length for pop patterns.
7911 (arm_attr_length_push_multi): Update comments.
7912 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
7914 (*pop_multiple_with_writeback_and_return): Likewise.
7915 (*pop_multiple_with_return): Likewise.
7917 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
7920 * fold-const.c (optimize_bit_field_compare): Don't try to use
7921 word_mode unconditionally for reading the bit field, look at
7922 DECL_BIT_FIELD_REPRESENTATIVE instead.
7924 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7927 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
7928 vector integer type.
7930 2016-06-10 Jakub Jelinek <jakub@redhat.com>
7933 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
7934 without LABEL_DECL, set *handled_ops_p to false instead of true.
7936 2016-06-10 Martin Sebor <msebor@redhat.com>
7939 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
7940 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
7941 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
7943 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
7944 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
7945 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
7946 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
7947 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
7948 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
7949 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
7950 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
7952 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
7954 * config/arm/arm.h (pool_vector_label,
7955 return_used_this_function): Remove.
7957 2016-06-10 Jeff Law <law@redhat.com>
7959 PR tree-optimization/71335
7960 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
7961 zero length paths here.
7962 (convert_and_register_jump_thread_path): Remove hacks related to
7963 duplicated blocks in the jump thread path.
7964 (fsm_find_control_statement_thread_paths): Avoid putting the same
7965 block on the thread path twice, but ensure the thread path is
7966 unchanged from the caller's point of view.
7968 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
7970 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
7971 * predict.def (PRED_LOOP_BRANCH): Remove.
7973 2016-06-10 David Malcolm <dmalcolm@redhat.com>
7975 * Makefile.in (OBJS): Add ggc-tests.o.
7976 (GTFILES): Add ggc-tests.c.
7977 * ggc-tests.c: New file.
7978 * selftest-run-tests.c (selftest::run_tests): Call
7979 selftest::ggc_tests_c_tests.
7980 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
7982 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
7984 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
7986 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
7989 * varasm.c (place_block_symbol): Adjust alignment for asan protected
7990 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
7992 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
7994 * profile.c: Include cfgloop.h.
7995 (branch_prob): Compute estimated number of iterations.
7996 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
7997 recompute estimate number of iterations from profile.
7999 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
8002 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
8003 must be grouped on top of stack. Don't force early clobber
8004 on ordinary reg outputs.
8006 2016-06-10 Richard Biener <rguenther@suse.de>
8008 * targhooks.c (default_builtin_vectorization_cost): Adjust
8011 2016-06-10 Richard Biener <rguenther@suse.de>
8013 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
8014 to fold the RHS to a constant if possible.
8016 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
8019 * tree-nested.c (convert_nonlocal_omp_clauses)
8020 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
8021 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
8022 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
8024 * gimplify.c (gimplify_adjust_omp_clauses): Discard
8026 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
8028 * omp-low.c (scan_sharing_clauses): Don't expect
8031 2016-06-10 Alan Hayward <alan.hayward@arm.com>
8033 PR tree-optimization/71407
8034 PR tree-optimization/71416
8035 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
8038 2016-06-10 Richard Biener <rguenther@suse.de>
8041 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
8043 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
8045 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
8047 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
8048 Jiong Wang <jiong.wang@arm.com>
8050 PR rtl-optimization/70751
8051 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
8052 spilled into memory.
8054 2016-06-09 Jonathan Yong <10walls@gmail.com>
8057 2015-09-21 Jonathan Yong <10walls@gmail.com>
8059 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
8060 sysroot/usr/lib/32api for additional win32 libraries,
8061 fixes failing Cygwin bootstrapping.
8063 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
8065 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
8068 2016-06-09 David Malcolm <dmalcolm@redhat.com>
8071 * pretty-print.c (pp_indent): Specify that %p is printed in a
8072 host-dependent manner.
8073 (test_pp_format): Remove the test for %p.
8075 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
8077 * config/mips/mips.c (mips_output_jump): Fix formatting.
8079 2016-06-09 Richard Biener <rguenther@suse.de>
8081 PR tree-optimization/71462
8082 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
8085 2016-06-09 Martin Liska <mliska@suse.cz>
8087 * predict.c (dump_prediction): Add new argument.
8088 (enum predictor_reason): New enum.
8089 (struct predictor_hash): New struct.
8090 (predictor_hash::hash): New function.
8091 (predictor_hash::equal): Likewise.
8092 (not_removed_prediction_p): New function.
8093 (prune_predictions_for_bb): Likewise.
8094 (combine_predictions_for_bb): Prune predictions.
8096 2016-06-09 Martin Liska <mliska@suse.cz>
8098 * predict.c (filter_predictions): New function.
8099 (remove_predictions_associated_with_edge): Use the filter
8101 (equal_edge_p): New function.
8103 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
8105 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
8106 Correct usage of @samp vs @option, add @samp where appropriate.
8107 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
8108 Add armv6s-m and document it, as it is no official ARM name.
8110 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8112 * ifcvt.c (struct noce_if_info): Add transform_name field.
8113 (noce_try_move): Set if_info->transform_name to the function name.
8114 (noce_try_ifelse_collapse): Likewise.
8115 (noce_try_store_flag): Likewise.
8116 (noce_try_inverse_constants): Likewise.
8117 (noce_try_store_flag_constants): Likewise.
8118 (noce_try_addcc): Likewise.
8119 (noce_try_store_flag_mask): Likewise.
8120 (noce_try_cmove): Likewise.
8121 (noce_try_cmove_arith): Likewise.
8122 (noce_try_minmax): Likewise.
8123 (noce_try_abs): Likewise.
8124 (noce_try_sign_mask): Likewise.
8125 (noce_try_bitop): Likewise.
8126 (noce_convert_multiple_sets): Likewise.
8127 (noce_process_if_block): Print if_info->transform_name to
8128 dump_file if transformation succeeded.
8130 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8132 * config/arm/cortex-a57.md (cortex_a57_alu):
8135 2016-06-08 Martin Sebor <msebor@redhat.com>
8136 Jakub Jelinek <jakub@redhat.com>
8140 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
8141 BUILT_IN_MUL_OVERFLOW_P): New builtins.
8142 * builtins.c: Include gimple-fold.h.
8143 (fold_builtin_arith_overflow): Handle
8144 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
8145 (fold_builtin_3): Likewise.
8146 * doc/extend.texi (Integer Overflow Builtins): Document
8147 __builtin_{add,sub,mul}_overflow_p.
8149 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
8151 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
8152 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
8154 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
8156 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
8157 Rewrite, looking one level down for records and arrays.
8159 2016-06-08 David Malcolm <dmalcolm@redhat.com>
8161 * pretty-print.c: Include "selftest.h".
8162 (pp_format): Fix comment.
8163 (identifier_to_locale): Likewise.
8164 (selftest::test_basic_printing): New function.
8165 (selftest::assert_pp_format): New function.
8166 (selftest::test_pp_format): New function.
8167 (selftest::pretty_print_c_tests): New function.
8168 * selftest-run-tests.c (selftest::run_tests): Call
8169 selftest::pretty_print_c_tests.
8170 * selftest.h (pretty_print_c_tests): New declaration.
8172 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
8174 * invoke.texi (max-loop-headers-insns): Document.
8175 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
8176 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
8177 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
8179 2016-06-08 Richard Biener <rguenther@suse.de>
8181 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
8182 on strided SLP loads and fall back to scalar loads in case
8183 we can't chunk them.
8185 2016-06-08 Richard Biener <rguenther@suse.de>
8187 PR tree-optimization/71452
8188 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
8189 type used for the SSA rewrite has enough precision to cover
8190 the dynamic type of the location.
8192 2016-06-08 Jakub Jelinek <jakub@redhat.com>
8193 Richard Biener <rguenther@suse.de>
8196 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
8197 the same as DECL_P (base0) for indirect_base0. Use equality_code
8198 in one further place.
8200 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
8202 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
8203 to one word if the field is known to overlap other words.
8204 (extract_bit_field_1): Likewise.
8205 (store_split_bit_field): Remove compensating code.
8206 (extract_split_bit_field): Likewise.
8208 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
8212 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
8214 2016-06-08 Jiong Wang <jiong.wang@arm.com>
8216 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
8218 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
8219 (arch64_addpv4sf): Delete.
8220 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
8221 "gen_aarch64_addpv4sf".
8222 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
8224 (vpadds_f32): Likewise.
8225 (vpaddq_f32): Likewise.
8226 (vpaddq_f64): Likewise.
8228 2016-06-08 Jiong Wang <jiong.wang@arm.com>
8230 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
8232 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
8233 to VALLF. Rename to "fabd<mode>3".
8234 "*fabd_scalar<mode>3): Delete.
8235 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
8237 (vabdd_f64): Likewise.
8238 (vabd_f32): Likewise.
8239 (vabd_f64): Likewise.
8240 (vabdq_f32): Likewise.
8241 (vabdq_f64): Likewise.
8243 2016-06-08 Jiong Wang <jiong.wang@arm.com>
8245 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
8247 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
8248 "aarch64_rsqrts<mode>".
8249 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
8250 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
8252 (vrsqrtsd_f64): Likewise.
8253 (vrsqrts_f32): Likewise.
8254 (vrsqrts_f64): Likewise.
8255 (vrsqrtsq_f32): Likewise.
8256 (vrsqrtsq_f64): Likewise.
8258 2016-06-08 Jiong Wang <jiong.wang@arm.com>
8260 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
8262 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
8263 "aarch64_rsqrte<mode>".
8264 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
8265 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
8267 (vrsqrted_f64): Likewise.
8268 (vrsqrte_f32): Likewise.
8269 (vrsqrte_f64): Likewise.
8270 (vrsqrteq_f32): Likewise.
8271 (vrsqrteq_f64): Likewise.
8273 2016-06-08 Jiong Wang <jiong.wang@arm.com>
8275 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
8279 * config/aarch64/aarch64-simd.md
8280 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
8281 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
8282 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
8284 (vcvt_n_f32_u32): Likewise.
8285 (vcvt_n_s32_f32): Likewise.
8286 (vcvt_n_u32_f32): Likewise.
8287 (vcvtq_n_f32_s32): Likewise.
8288 (vcvtq_n_f32_u32): Likewise.
8289 (vcvtq_n_f64_s64): Likewise.
8290 (vcvtq_n_f64_u64): Likewise.
8291 (vcvtq_n_s32_f32): Likewise.
8292 (vcvtq_n_s64_f64): Likewise.
8293 (vcvtq_n_u32_f32): Likewise.
8294 (vcvtq_n_u64_f64): Likewise.
8295 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
8296 (VSDQ_SDI): Likewise.
8297 (fcvt_target): Support V4DI, V4SI and V2SI.
8298 (FCVT_TARGET): Likewise.
8300 2016-06-08 Jiong Wang <jiong.wang@arm.com>
8302 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
8303 (TYPES_BINOP_SUS): Likewise.
8304 (aarch64_simd_builtin_data): Update include file name.
8305 (aarch64_builtins): Likewise.
8306 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
8307 for conversion between scalar float-point and fixed-point.
8311 * config/aarch64/aarch64.md
8312 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
8313 pattern for conversion between scalar float to fixed-pointer.
8314 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
8315 (UNSPEC_FCVTZS): New UNSPEC enumeration.
8316 (UNSPEC_FCVTZU): Likewise.
8317 (UNSPEC_SCVTF): Likewise.
8318 (UNSPEC_UCVTF): Likewise.
8319 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
8321 (vcvtd_n_f64_u64): Likewise.
8322 (vcvtd_n_s64_f64): Likewise.
8323 (vcvtd_n_u64_f64): Likewise.
8324 (vcvtd_n_f32_s32): Likewise.
8325 (vcvts_n_f32_u32): Likewise.
8326 (vcvtd_n_s32_f32): Likewise.
8327 (vcvts_n_u32_f32): Likewise.
8328 * config/aarch64/iterators.md (fcvt_target): Support integer to float
8330 (FCVT_TARGET): Likewise.
8331 (FCVT_FIXED2F): New iterator.
8332 (FCVT_F2FIXED): Likewise.
8333 (fcvt_fixed_insn): New define_int_attr.
8335 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
8337 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
8338 some statements was removed.
8340 2016-06-08 Alan Hayward <alan.hayward@arm.com>
8342 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
8343 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
8344 (vect_can_advance_ivs_p): likewise.
8345 (vect_update_ivs_after_vectorizer): likewise.
8346 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
8347 (vect_analyze_scalar_cycles_1): likewise.
8348 (vect_analyze_loop_operations): likewise.
8349 (report_vect_op): likewise.
8350 (vect_is_slp_reduction): likewise.
8351 (vect_is_simple_reduction): likewise.
8352 (get_initial_def_for_induction): likewise.
8353 (vect_transform_loop): likewise.
8354 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
8355 (vect_recog_sad_pattern): likewise.
8356 (vect_recog_widen_sum_pattern): likewise.
8357 (vect_recog_widening_pattern): likewise.
8358 (vect_recog_divmod_pattern): likewise.
8359 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
8360 (vect_analyze_slp_instance): likewise.
8361 (vect_transform_slp_perm_load): likewise.
8362 (vect_schedule_slp_instance): likewise.
8364 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
8366 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
8367 (return_prediction): PRED_CONST_RETURN predict return as not taken.
8368 * predict.def (PRED_CONTINUE): Change hitrate 50->67
8369 (PRED_LOOP_BRANCH): Document predictor as broken.
8370 (PRED_LOOP_EXIT): Change hitrate 91->92.
8371 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
8372 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
8373 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
8374 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
8375 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
8376 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
8377 (PRED_CALL): Chane hitrate 71->67.
8378 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
8379 (PRED_GOTO): Document as unused right now.
8380 (PRED_CONST_RETURN): Change hitrate 67->69
8381 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
8382 (PRED_NULL_RETURN): Change hitrate 91->90.
8383 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
8384 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
8385 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
8387 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
8389 * config/rs6000/altivec.h: Add __builtin_vec_mul.
8390 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
8391 special case Altivec builtin.
8392 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
8393 VSX_BUILTIN_VEC_MUL (replaced with special case code).
8394 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8395 code for ALTIVEC_BUILTIN_VEC_MUL.
8396 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8397 for __builtin_vec_mul.
8399 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
8401 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
8404 2016-06-07 David Malcolm <dmalcolm@redhat.com>
8406 * spellcheck.c (selftest::test_find_closest_string): New function.
8407 (spellcheck_c_tests): Call the above.
8409 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8411 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
8413 2016-06-07 Jakub Jelinek <jakub@redhat.com>
8415 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
8416 Yv=Yv,C alternatives.
8418 2016-06-07 Richard Biener <rguenther@suse.de>
8421 * common.opt (ffast-math): Make Optimization.
8423 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
8424 Prachi Godbole <prachi.godbole@imgtec.com>
8426 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
8427 `fabs' and `fneg' type attributes.
8428 (p5600_fpu_fabs): Add `fmove' to the comment.
8430 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
8432 * gimple.c: Include builtins.h
8433 (gimple_inexpensive_call_p): New function.
8434 * gimple.h (gimple_inexpensive_call_p): Declare.
8435 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
8436 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
8439 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
8441 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
8442 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
8443 warning_at_rich_loc, warning_n, pedwarn, permerror,
8444 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
8445 sorry, fatal_error, internal_error, internal_error_no_backtrace):
8448 2016-06-07 Richard Biener <rguenther@suse.de>
8450 PR tree-optimization/71428
8451 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
8452 BIT_FIELD_REF op vs. load.
8454 2016-06-07 Richard Biener <rguenther@suse.de>
8457 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
8460 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
8462 * config/pa/pa.md (call): Generate indirect long calls to non-local
8463 functions on TARGET_64BIT.
8464 (call_value): Likewise.
8466 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
8468 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
8469 pattern and subsequent splitters.
8470 (call_val_reg_64bit_post_reload): Likewise.
8472 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
8475 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
8476 propagate_op_to_single_use.
8478 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
8481 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
8483 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
8485 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
8486 (enum x86_dirflag_state): New enum.
8487 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
8488 (machine_function): Remove needs_cld.
8489 (ix86_current_function_needs_cld): Remove.
8490 * config/i386/i386.c (ix86_set_func_type): Set
8491 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
8492 (ix86_expand_prologue): Do not emit CLD here.
8493 (ix86_dirflag_mode_needed): New function.
8494 (ix86_dirflag_mode_entry): Ditto.
8495 (ix86_mode_needed): Handle X86_DIRFLAG entity.
8496 (ix86_mode_after): Ditto.
8497 (ix86_mode_entry): Ditto.
8498 (ix86_mode_exit): Ditto.
8499 (ix86_emit_mode_set): Ditto.
8500 * config/i386/i386.md (strmov_singleop): Set
8501 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
8502 Do not set ix86_current_function_needs_cld.
8504 (strset_singleop): Ditto.
8506 (cmpstrnqi_nz_1): Ditto.
8507 (cmpstrnqi_1): Ditto.
8508 (strlenqi_1): Ditto.
8510 2016-06-06 Jakub Jelinek <jakub@redhat.com>
8512 PR tree-optimization/71259
8513 * tree-vect-slp.c (vect_get_constant_vectors): For
8514 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
8515 one for constant op, and use COND_EXPR for non-constant.
8517 2016-06-06 David Malcolm <dmalcolm@redhat.com>
8519 * Makefile.in (OBJS): Add function-tests.o,
8520 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
8521 selftest-run-tests.o.
8522 (OBJS-libcommon): Add selftest.o.
8523 (OBJS-libcommon-target): Add selftest.o.
8524 (all.internal): Add "selftest".
8525 (all.cross): Likewise.
8526 (selftest): New phony target.
8527 (s-selftest): New target.
8528 (selftest-gdb): New phony target.
8529 (COLLECT2_OBJS): Add selftest.o.
8530 * bitmap.c: Include "selftest.h".
8531 (selftest::test_gc_alloc): New function.
8532 (selftest::test_set_range): New function.
8533 (selftest::test_clear_bit_in_middle): New function.
8534 (selftest::test_copying): New function.
8535 (selftest::test_bitmap_single_bit_set_p): New function.
8536 (selftest::bitmap_c_tests): New function.
8537 * common.opt (fself-test): New.
8538 * diagnostic-show-locus.c: Include "selftest.h".
8539 (make_range): New function.
8540 (test_range_contains_point_for_single_point): New function.
8541 (test_range_contains_point_for_single_line): New function.
8542 (test_range_contains_point_for_multiple_lines): New function.
8543 (assert_eq): New function.
8544 (test_get_line_width_without_trailing_whitespace): New function.
8545 (selftest::diagnostic_show_locus_c_tests): New function.
8546 * et-forest.c: Include "selftest.h".
8547 (selftest::test_single_node): New function.
8548 (selftest::test_simple_tree): New function.
8549 (selftest::test_disconnected_nodes): New function.
8550 (selftest::et_forest_c_tests): New function.
8551 * fold-const.c: Include "selftest.h".
8552 (selftest::assert_binop_folds_to_const): New function.
8553 (selftest::assert_binop_folds_to_nonlvalue): New function.
8554 (selftest::test_arithmetic_folding): New function.
8555 (selftest::fold_const_c_tests): New function.
8556 * function-tests.c: New file.
8557 * gimple.c: Include "selftest.h".
8558 Include "gimple-pretty-print.h".
8559 (selftest::verify_gimple_pp): New function.
8560 (selftest::test_assign_single): New function.
8561 (selftest::test_assign_binop): New function.
8562 (selftest::test_nop_stmt): New function.
8563 (selftest::test_return_stmt): New function.
8564 (selftest::test_return_without_value): New function.
8565 (selftest::gimple_c_tests): New function.
8566 * hash-map-tests.c: New file.
8567 * hash-set-tests.c: New file.
8568 * input.c: Include "selftest.h".
8569 (selftest::assert_loceq): New function.
8570 (selftest::test_accessing_ordinary_linemaps): New function.
8571 (selftest::test_unknown_location): New function.
8572 (selftest::test_builtins): New function.
8573 (selftest::test_reading_source_line): New function.
8574 (selftest::input_c_tests): New function.
8575 * rtl-tests.c: New file.
8576 * selftest-run-tests.c: New file.
8577 * selftest.c: New file.
8578 * selftest.h: New file.
8579 * spellcheck.c: Include "selftest.h".
8580 (selftest::levenshtein_distance_unit_test_oneway): New function,
8581 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
8582 (selftest::levenshtein_distance_unit_test): Likewise.
8583 (selftest::spellcheck_c_tests): Likewise.
8584 * toplev.c: Include selftest.h.
8585 (toplev::run_self_tests): New.
8586 (toplev::main): Handle -fself-test.
8587 * toplev.h (toplev::run_self_tests): New.
8588 * tree.c: Include "selftest.h".
8589 (selftest::test_integer_constants): New function.
8590 (selftest::test_identifiers): New function.
8591 (selftest::test_labels): New function.
8592 (selftest::tree_c_tests): New function.
8593 * tree-cfg.c: Include "selftest.h".
8594 (selftest::push_fndecl): New function.
8595 (selftest::test_linear_chain): New function.
8596 (selftest::test_diamond): New function.
8597 (selftest::test_fully_connected): New function.
8598 (selftest::tree_cfg_c_tests): New function.
8599 * vec.c: Include "selftest.h".
8600 (selftest::safe_push_range): New function.
8601 (selftest::test_quick_push): New function.
8602 (selftest::test_safe_push): New function.
8603 (selftest::test_truncate): New function.
8604 (selftest::test_safe_grow_cleared): New function.
8605 (selftest::test_pop): New function.
8606 (selftest::test_safe_insert): New function.
8607 (selftest::test_ordered_remove): New function.
8608 (selftest::test_unordered_remove): New function.
8609 (selftest::test_block_remove): New function.
8610 (selftest::reverse_cmp): New function.
8611 (selftest::test_qsort): New function.
8612 (selftest::vec_c_tests): New function.c.
8613 * wide-int.cc: Include selftest.h and wide-int-print.h.
8614 (selftest::from_int <wide_int>): New function.
8615 (selftest::from_int <offset_int>): New function.
8616 (selftest::from_int <widest_int>): New function.
8617 (selftest::assert_deceq): New function.
8618 (selftest::assert_hexeq): New function.
8619 (selftest::test_printing <VALUE_TYPE>): New function template.
8620 (selftest::test_ops <VALUE_TYPE>): New function template.
8621 (selftest::test_comparisons <VALUE_TYPE>): New function template.
8622 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
8624 (selftest::wide_int_cc_tests): New function.
8626 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8629 * ifcvt.c (noce_try_ifelse_collapse): New function.
8631 (noce_process_if_block): Call noce_try_ifelse_collapse.
8632 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
8633 (simplify_ternary_operation): Use the above to simplify
8634 conditional CLZ/CTZ expressions.
8636 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8639 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
8640 define_insn_and_split.
8642 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8645 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
8647 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
8650 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
8651 Implicitly clobber memory for basic asm with non-empty assembler
8652 string. Use targetm.md_asm_adjust also here.
8653 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
8654 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
8655 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
8656 non-empty assembler string.
8657 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
8658 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
8659 (decode_asm_operands): Handle basic asm in PARALLEL block.
8660 (extract_insn): Handle basic asm in PARALLEL block.
8661 * doc/extend.texi: Mention new behavior of basic asm.
8662 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
8663 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
8664 branch_needs_nop_p): Use asm_noperands.
8666 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
8668 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
8669 Include the M7 SPARC DFA scheduler.
8670 New attribute v3pipe.
8671 Annotate insns with v3pipe where appropriate.
8672 Define cpu_feature vis4.
8673 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
8674 Add (V8QI "8") to vbits.
8675 Add insns {add,sub}v8qi3
8676 Add insns ss{add,sub}v8qi3
8677 Add insns us{add,sub}{v8qi,v4hi}3
8678 Add insns {min,max}{v8qi,v4hi,v2si}3
8679 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
8680 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
8681 * config/sparc/niagara4.md: Add a comment explaining the
8682 discrepancy between the documented latenty numbers and the
8684 * config/sparc/niagara7.md: New file.
8685 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
8686 supports SPARC5 and VIS 4.0 instructions.
8687 * configure: Regenerate.
8688 * config.in: Likewise.
8689 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
8690 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
8691 TARGET_CPU_niagara7.
8692 (ASM_CPU64_DEFAULT_SPEC): Likewise.
8693 (CPP_CPU_SPEC): Handle niagara7.
8694 (ASM_CPU_SPEC): Likewise.
8695 * config/sparc/sparc-opts.h (processor_type): Add
8697 (mvis4): New option.
8698 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
8699 (AS_NIAGARA7_FLAG): Define.
8700 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
8701 (CPP_CPU64_DEFAULT_SPEC): Likewise.
8702 (CPP_CPU_SPEC): Handle niagara7.
8703 (ASM_CPU_SPEC): Likewise.
8704 * config/sparc/sparc.c (niagara7_costs): Define.
8705 (sparc_option_override): Handle niagara7 and adjust cache-related
8706 parameters with better values for niagara cpus. Also support VIS4.
8707 (sparc32_initialize_trampoline): Likewise.
8708 (sparc_use_sched_lookahead): Likewise.
8709 (sparc_issue_rate): Likewise.
8710 (sparc_register_move_cost): Likewise.
8711 (dump_target_flag_bits): Support VIS4.
8712 (sparc_vis_init_builtins): Likewise.
8713 (sparc_builtins): Likewise.
8714 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
8716 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
8718 * config/sparc/sparc.opt (sparc_processor_type): New value
8720 * config/sparc/visintrin.h (__attribute__): Prototypes for the
8722 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
8724 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
8727 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
8729 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
8731 2016-06-06 Richard Biener <rguenther@suse.de>
8733 PR tree-optimization/71398
8734 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
8737 2016-06-05 James Bowman <james.bowman@ftdichip.com>
8739 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
8740 ft32_expand_prolog, ft32_expand_epilogue):
8741 Handle pretend_args.
8742 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
8743 * config/ft32/ft32.md: Add pretend_returner.
8745 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
8748 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
8749 Copy op1 RTX to avoid invalid sharing.
8750 (ix86_expand_vector_move_misalign): Ditto.
8752 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
8754 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
8757 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
8759 * predict.c (predicted_by_loop_heuristics_p): New function.
8760 (predict_iv_comparison): Use it.
8761 (predict_loops): Walk from innermost loops; do not predict edges
8762 leaving multiple loops multiple times; implement
8763 PRED_LOOP_ITERATIONS_MAX heuristics.
8764 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
8766 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
8768 * cfg.c (check_bb_profile): Do not report mismatched profiles when
8769 only edges out of BB are EH edges.
8771 2016-06-04 Martin Sebor <msebor@redhat.com>
8772 Marcin Baczyński <marbacz@gmail.com>
8775 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
8776 a void expression in a void function.
8778 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
8780 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
8781 aux; dump reasons of decisions.
8782 (should_duplicate_loop_header_p): Likewise.
8783 (do_while_loop_p): Likewise.
8784 (ch_base::copy_headers): Dump asi num insns duplicated.
8786 2016-06-04 Jakub Jelinek <jakub@redhat.com>
8788 PR tree-optimization/71405
8789 * tree-ssa.c (execute_update_addresses_taken): For clobber with
8790 incompatible type, build a new clobber with the right type instead
8791 of building a VIEW_CONVERT_EXPR around it.
8793 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
8795 PR tree-optimization/52171
8796 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
8797 by_pieces_ninsns instead of move_by_pieces_ninsns.
8799 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
8801 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
8802 for reg+reg addressing mode.
8804 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8806 * rs6000-c.c (c/c-tree.h): Add #include.
8807 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
8808 in C++ when found in the base position of vec_ld or vec_st.
8810 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
8812 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
8813 use of profile unless profile status is PROFILE_READ.
8814 * profile.c (compute_branch_probabilities): Set profile status
8815 only after reporting predictor hitrates.
8817 2016-06-03 Joseph Myers <joseph@codesourcery.com>
8821 * common.opt (ffp-int-builtin-inexact): New option.
8822 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
8823 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
8824 (ceil@var{m}2): Document dependence on this option.
8825 * ipa-inline-transform.c (inline_call): Handle
8826 flag_fp_int_builtin_inexact.
8827 * ipa-inline.c (can_inline_edge_p): Likewise.
8828 * config/i386/i386.md (rintxf2): Do not test
8829 flag_unsafe_math_optimizations.
8830 (rint<mode>2_frndint): New define_insn.
8831 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
8832 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
8833 for 387 instead of extending and truncating.
8834 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
8835 !flag_trapping_math instead of flag_unsafe_math_optimizations.
8836 Change to frndint<mode>2_<rounding>.
8837 (frndintxf2_<rounding>_i387): Likewise. Change to
8838 frndint<mode>2_<rounding>_i387.
8839 (<rounding_insn>xf2): Likewise.
8840 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
8841 !flag_trapping_math instead of flag_unsafe_math_optimizations for
8842 x87. Test TARGET_ROUND || !flag_trapping_math ||
8843 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
8844 SSE. Use ROUND_NO_EXC in constant operand of
8845 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
8846 for 387 instead of extending and truncating.
8848 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
8849 Julia Koval <julia.koval@intel.com>
8861 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
8862 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
8863 all registers, except for function return registers if there are
8864 no caller-saved registers.
8865 (ix86_set_func_type): New function.
8866 (ix86_set_current_function): Call ix86_set_func_type to set
8867 no_caller_saved_registers and func_type. Call reinit_regs if
8868 caller-saved registers are changed. Don't allow MPX, SSE, MMX
8869 nor x87 instructions in interrupt handler nor function with
8870 no_caller_saved_registers attribute.
8871 (ix86_function_ok_for_sibcall): Return false if there are no
8872 caller-saved registers.
8873 (type_natural_mode): Don't warn ABI change for MMX in interrupt
8875 (ix86_function_arg_advance): Skip for callee in interrupt handler.
8876 (ix86_function_arg): Return special arguments in interrupt handler.
8877 (ix86_promote_function_mode): Promote pointer to word_mode only
8878 for normal functions.
8879 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
8881 (ix86_epilogue_uses): New function.
8882 (ix86_hard_regno_scratch_ok): Likewise.
8883 (ix86_save_reg): Preserve all registers in interrupt handler
8884 after reload. Preserve all registers, except for function return
8885 registers, if there are no caller-saved registers after reload.
8886 (find_drap_reg): Always use callee-saved register if there are
8887 no caller-saved registers.
8888 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
8889 for interrupt handler.
8890 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
8891 Emit cld instruction if stringops are used in interrupt handler
8892 or interrupt handler isn't a leaf function.
8893 (ix86_expand_epilogue): Generate interrupt return for interrupt
8894 handler and pop the 'ERROR_CODE' off the stack before interrupt
8895 return in exception handler.
8896 (ix86_expand_call): Disallow calling interrupt handler directly.
8897 If there are no caller-saved registers, mark all registers that
8898 are clobbered by the call which returns as clobbered.
8899 (ix86_handle_no_caller_saved_registers_attribute): New function.
8900 (ix86_handle_interrupt_attribute): Likewise.
8901 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
8903 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
8904 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
8905 accumulation in interrupt function if stack may be realigned to
8907 (EPILOGUE_USES): New.
8908 (function_type): New enum.
8909 (machine_function): Add func_type and no_caller_saved_registers.
8910 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
8911 (interrupt_return): New pattern.
8912 * doc/extend.texi: Document x86 interrupt and
8913 no_caller_saved_registers attributes.
8915 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
8917 PR tree-optimization/52171
8918 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
8919 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
8920 Look for constant strings. Move some code to emit_block_cmp_hints
8922 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
8923 * defaults.h (COMPARE_MAX_PIECES): New macro.
8924 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
8925 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
8926 (clear_by_pieces_1): Don't declare. Move definition before use.
8927 (can_do_by_pieces): New static function.
8928 (can_move_by_pieces): Use it. Return bool.
8929 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
8930 OP. All callers changed. Handle COMPARE_BY_PIECES.
8931 (class pieces_addr); New.
8932 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
8933 pieces_addr::adjust, pieces_addr::increment_address,
8934 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
8936 (class op_by_pieces_d): New.
8937 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
8939 (class move_by_pieces_d, class compare_by_pieces_d,
8940 class store_by_pieces_d): New subclasses of op_by_pieces_d.
8941 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
8942 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
8943 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
8944 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
8945 compare_by_pieces_d::finish_mode): New member functions.
8946 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
8948 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
8949 (emit_block_cmp_hints): New function.
8950 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
8951 use the newly defined classes.
8952 * expr.h (by_pieces_constfn): New typedef.
8953 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
8954 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
8955 (move_by_pieces_ninsns): Don't declare.
8956 (can_move_by_pieces): Change return value to bool.
8957 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
8958 (compare_by_pieces_branch_ratio): New hook.
8959 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
8960 (by_pieces_ninsns): Declare.
8961 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
8963 (default_compare_by_pieces_branch_ratio): New function.
8964 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
8965 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
8966 * doc/tm.texi: Regenerate.
8967 * tree-ssa-strlen.c: Include "builtins.h".
8968 (handle_builtin_memcmp): New static function.
8969 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
8970 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
8972 2016-06-03 Alan Hayward <alan.hayward@arm.com>
8974 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
8975 relevant stmts which are simple and invariant.
8976 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
8977 instead of simple and invariant
8979 2016-06-03 Alan Hayward <alan.hayward@arm.com>
8981 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
8982 (vectorizable_reduction): Check for new relevant state.
8983 (vectorizable_live_operation): vectorize live stmts using
8984 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
8985 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
8986 (vect_stmt_relevant_p): Check for stmts which are only used live.
8987 (process_use): Use of a stmt does not inherit it's live value.
8988 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
8989 (vect_analyze_stmt): Check for new relevant state.
8990 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
8991 outside the loop, but not inside it.
8993 2016-06-03 Alan Hayward <alan.hayward@arm.com>
8995 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
8996 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
8997 (vect_get_vec_def_for_operand): Split out code.
8999 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
9001 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
9003 2016-06-03 Alan Hayward <alan.hayward@arm.com>
9005 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
9007 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9009 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
9011 2016-06-03 Jakub Jelinek <jakub@redhat.com>
9014 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
9015 to noreturn e->callee->decl that has void return type and void
9016 arguments, adjust gimple_call_fntype and remove lhs even if it had
9017 previously addressable type.
9019 2016-06-02 Jeff Law <law@redhat.com>
9021 PR tree-optimization/71328
9022 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
9023 error when checking for a jump back onto the copied path.
9025 2016-06-02 David Malcolm <dmalcolm@redhat.com>
9027 * config/microblaze/microblaze.c (get_branch_target): Add return
9028 NULL_RTX for the non-CALL_P case.
9029 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
9030 (insert_wic): Remove unused local "j".
9032 2016-06-02 Martin Liska <mliska@suse.cz>
9034 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
9036 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
9037 Julia Koval <julia.koval@intel.com>
9039 * function.c (assign_parm_setup_stack): Force source into a
9041 * target.def (function_incoming_arg): Update documentation to
9042 allow arbitrary address computation based on hard register.
9043 * doc/tm.texi: Regenerated.
9045 2016-06-02 Martin Liska <mliska@suse.cz>
9047 * predict.c (combine_predictions_for_bb): Fix first match in
9048 cases where a first predictor contains more than one occurence
9049 in list of predictors. Take the best value in such case.
9051 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9053 PR rtl-optimization/71295
9054 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
9055 offset would go over the size of the inner mode reject it.
9057 2016-06-02 Jakub Jelinek <jakub@redhat.com>
9059 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
9060 x=x,x and v=v,m instead of x=x,m.
9062 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
9063 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
9064 alternative to v=rm,C.
9066 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
9067 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
9068 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
9069 instead of vex for the last two above mentioned alternatives.
9071 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9074 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
9076 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
9078 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
9080 2016-06-01 David Malcolm <dmalcolm@redhat.com>
9082 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
9083 from int to unsigned.
9085 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
9087 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
9088 alternatives, eliminating preferred register class. Add support
9089 for the MTVSRDD instruction in ISA 3.0.
9090 (vsx_splat_v4si_internal): Use splat_input_operand instead of
9091 reg_or_indexed_operand.
9092 (vsx_splat_v4sf_internal): Likewise.
9094 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
9097 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
9098 for loading up all 0's or all 1's.
9100 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
9102 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
9104 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
9106 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
9108 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
9109 * gcc.c (set_source_date_epoch_envvar): New function, sets
9110 the SOURCE_DATE_EPOCH environment variable to the current time.
9112 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
9114 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
9115 the factor for live Phi nodes.
9117 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
9119 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
9120 * tree-parloops.c (parallelize_loops): likewise.
9121 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
9122 tree_unswitch_outer_loop): likewise.
9124 2016-06-01 Jakub Jelinek <jakub@redhat.com>
9127 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
9128 around creation of the temporary.
9130 2016-06-01 Richard Biener <rguenther@suse.de>
9132 PR tree-optimization/71366
9133 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
9134 (unloop_loops): Move removing edges here ...
9135 (try_unroll_loop_completely): ... from here.
9136 (try_peel_loop): ... and here.
9137 (tree_unroll_loops_completely_1): Track parent loops via
9138 bitmap of header BBs.
9139 (tree_unroll_loops_completely): Adjust for that.
9141 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
9143 * config/rs6000/altivec.h (vec_slv): New macro.
9144 (vec_srv): New macro.
9145 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
9146 (UNSPEC_VSRV): New value.
9149 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
9150 (vsrv): New builtin definition.
9151 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
9152 define argument types for new builtin.
9153 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
9155 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
9158 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
9159 Jocelyn Mayer <l_indien@magic.fr>
9162 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
9163 detect processor family for signature_CENTAUR_ebx.
9164 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
9165 signature_CENTAUR_ebx.
9166 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
9167 <default>: Pass x86-64 for has_longmode.
9169 2016-06-01 Nathan Sidwell <nathan@acm.org>
9171 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
9174 2016-06-01 Richard Biener <rguenther@suse.de>
9176 PR tree-optimization/71261
9177 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
9178 of stmts successfully put in the bool pattern. Remove
9179 single-use restriction.
9180 (adjust_bool_pattern_cast): Add cast at the use site via the
9181 pattern def sequence.
9182 (adjust_bool_pattern): Remove recursion, maintain a hash-map
9183 of patterned defs. Use the pattern def seqence instead of
9184 multiple independent patterns.
9185 (sort_after_uid): New qsort compare function.
9186 (adjust_bool_stmts): New function to process stmts in the bool
9187 pattern in IL order.
9188 (vect_recog_bool_pattern): Adjust.
9189 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
9190 (ifcvt_walk_pattern_tree): Likewise.
9191 (stmt_is_root_of_bool_pattern): Likewise.
9192 (ifcvt_repair_bool_pattern): Likewise.
9193 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
9195 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
9197 * loop-unroll.c (decide_unroll_constant_iterations,
9198 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
9199 likely upper bounds.
9200 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
9202 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
9204 * tree-core.h (enum omp_clause_code): Remove
9205 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
9207 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9209 * config/arm/sync.md (arm_store_exclusive<mode>):
9210 Use 'H' output modifier on operands[2] rather than creating a new
9211 entry in out-of-bounds memory of the operands array.
9212 (arm_store_release_exclusivedi): Likewise.
9214 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9216 * config/arm/arm.c (arm_fusion_enabled_p): New function.
9217 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
9218 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
9219 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
9221 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
9223 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
9224 into account live statements for mask producers.
9226 2016-06-01 Richard Biener <rguenther@suse.de>
9228 PR tree-optimization/71311
9229 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
9230 restrict to non-INTEGER_CST @0.
9232 2016-06-01 Richard Biener <rguenther@suse.de>
9234 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
9235 (relational patterns): Use :c to avoid pattern duplications.
9237 2016-06-01 Richard Biener <rguenther@suse.de>
9239 * genmatch.c (comparison_code_p): New predicate.
9240 (swap_tree_comparison): New function.
9241 (commutate): Add for_vec parameter to append new for entries.
9242 Support commutating relational operators by swapping it alongside
9244 (lower_commutative): Adjust.
9245 (dt_simplify::gen): Do not pass artificial operators to gen
9247 (decision_tree::gen): Do not add artificial operators as parameters.
9248 (parser::parse_expr): Verify operator commutativity when :c is
9249 applied. Allow :C to override this.
9250 * match.pd: Adjust patterns to use :C instead of :c where required.
9252 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
9254 PR tree-optimization/71077
9255 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
9256 the combining step, use boolean_false_node and boolean_true_node
9257 as the designated false/true return values.
9259 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
9261 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
9262 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
9263 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
9266 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
9268 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
9269 of flags impliying the register renaming.
9270 * toplev.c (process_options): Do not imply flag_rename_registers with
9273 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
9275 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
9276 default implementation.
9278 2016-05-31 Nathan Sidwell <nathan@acm.org>
9280 * dwarf2out.c (cur_line_info_table): Add GTY marker.
9282 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
9284 * config/sh/constraints.md (b): Remove constraint.
9285 * config/sh/predicates.md (arith_reg_operand): Remove
9287 * config/sh/sh-modes.def (PDI): Remove.
9288 * config/sh/sh.c (sh_target_reg_class,
9289 sh_optimize_target_register_callee_saved): Remove functions.
9290 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
9291 (sh_expand_epilogue): Update comment.
9292 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
9293 sh_secondary_reload): Remove TARGET_REGS related code.
9294 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
9295 TARGET_REGISTER_P): Remove macros.
9296 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
9297 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
9298 TR1_REG, TR2_REG): Remove constants.
9299 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
9301 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
9303 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
9304 define_expand patterns.
9305 (adddi3_compact): Rename to adddi3.
9306 (subdi3_compact): Rename to subdi3.
9307 (*negdi2): Rename to negdi2.
9308 (*abs<mode>2): Rename to abs<mode>2.
9310 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
9312 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
9313 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
9314 (atomic_sub_fetchsi): ... this new pattern.
9315 (mvtc): Add CC_REG clobber.
9317 2016-05-31 Marek Polacek <polacek@redhat.com>
9319 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
9321 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9323 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
9324 aarch64_fusion_enabled_p to check for fusion capabilities.
9326 2016-05-31 Richard Biener <rguenther@suse.de>
9328 PR tree-optimization/71352
9329 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
9330 minus one and a negate.
9332 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9334 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
9335 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
9337 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
9338 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
9339 Remove use of aarch64_simd_attr_length_move, set length attribute
9341 (*aarch64_be_movoi): Likewise.
9342 (*aarch64_be_movci): Likewise.
9343 (*aarch64_be_movxi): Likewise.
9345 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
9347 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
9348 It no longer does that.
9349 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
9351 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
9353 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
9354 attribute __unused__.
9356 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
9358 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
9359 * config/arm/arm.c (arm_arch_thumb1): Define.
9360 (arm_option_override): Initialize arm_arch_thumb1.
9361 * config/arm/arm.h (arm_arch_thumb1): Declare.
9362 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
9363 support Thumb-1 ISA.
9365 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
9368 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
9369 `Yv' for scalar operand.
9371 2016-05-31 Tom de Vries <tom@codesourcery.com>
9373 PR tree-optimization/69068
9374 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
9375 phis with more than two args.
9377 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
9379 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
9380 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
9383 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
9385 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
9387 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9389 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
9390 cpu_32, cpu_64, tune_32 and tune_64.
9391 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
9393 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
9395 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
9397 2016-05-30 Andi Kleen <ak@linux.intel.com>
9399 * auto-profile.c (read_profile): Replace asserts with errors
9400 when file does not exist.
9401 * gcov-io.c (gcov_read_words): Dito.
9403 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
9405 * tree-cfg.c (print_loop): Print likely upper bounds.
9407 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
9409 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
9410 * opts.c (default_options): Enable peel loops at -O3.
9411 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
9412 (try_peel_loop): Do not re-peel already peeled loops;
9413 use likely upper bounds; fix profile updating.
9414 (pass_complete_unroll::execute): Initialize peeled_loops.
9416 2016-05-30 Martin Liska <mliska@suse.cz>
9418 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
9419 computed costs by frequency of BB they belong to.
9420 (get_scaled_computation_cost_at): New function.
9422 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
9423 Marc Glisse <marc.glisse@inria.fr>
9425 PR tree-optimization/71289
9426 * match.pd (-1 / B < A, A > -1 / B): New transformations.
9428 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
9430 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
9432 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
9434 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
9435 for peeled copies; avoid underflow when updating estimates; correctly
9438 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
9440 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
9441 r236875. Corrected oe3 to oe2 as obvious.
9443 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
9447 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
9448 that inserted stmt will not dominate stmts that defines its operand.
9449 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
9450 (rewrite_expr_tree_parallel): Likewise.
9452 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
9455 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
9456 all fields including stmt_to_insert are swapped.
9458 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
9460 * predict.h (force_edge_cold): Declare.
9461 * predict.c (force_edge_cold): New function.
9462 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
9464 (canonicalize_loop_induction_variables): Fix formating.
9466 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
9468 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
9469 (visium_expand_copysign): Use gen_int_mode directly.
9470 (visium_compute_frame_size): Minor tweaks.
9472 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
9474 * tree-vect-loop.c (vect_analyze_loop_2): Use
9475 likely_max_stmt_executions_int.
9477 2016-05-30 Tom de Vries <tom@codesourcery.com>
9479 PR tree-optimization/69067
9480 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
9482 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
9485 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
9486 New peepholes to remove unneeded fild/fistp pairs.
9487 (define_peephole2 atomic_loaddi_fpu): Ditto.
9489 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
9491 * predict.c (maybe_hot_frequency_p): Avoid division.
9493 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
9495 * doc/install.texi: Use https for shop.fsf.org.
9497 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
9499 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
9500 likely_max_stmt_executions_int.
9502 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
9504 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
9505 likely_max_stmt_executions_int.
9507 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
9509 * profile.c (compute_branch_probabilities): Do not report hitrates
9511 (branch_prob): Report hitrates here.
9512 * predict.c (gimple_predict_edge): Do not assert profile status;
9513 fix formatting issues.
9515 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
9517 * predict.c (edge_predicted_by_p): New function.
9518 (predict_paths_for_bb): Do not put multiple predictions of the same type
9521 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
9523 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
9526 2016-05-28 Alan Modra <amodra@gmail.com>
9528 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
9530 2016-05-28 Alan Modra <amodra@gmail.com>
9532 PR rtl-optimization/71275
9533 * ira.c (ira): Free dominance info.
9535 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
9537 * doc/sourcebuild.texi: New address for upstream Go repository.
9539 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
9541 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
9542 (TARGET_ARM_V7M): Likewise.
9544 2016-05-26 Jeff Law <law@redhat.com>
9546 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
9547 (thread_across_edge): Remove calls to find_jump_threads_backwards.
9548 * passes.def: Add jump threading passes before DOM/VRP.
9549 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
9550 argument to a basic block from an edge. Remove tests which are
9552 (pass_data_thread_jumps, class pass_thread_jumps): New.
9553 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
9554 (make_pass_thread_jumps): Likewise.
9555 * tree-pass.h (make_pass_thread_jumps): Declare.
9557 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
9559 * config/visium/visium-protos.h (split_double_move): Rename into...
9560 (visium_split_double_move): ...this.
9561 (visium_split_double_add): Declare.
9562 * config/visium/visium.c (split_double_move): Rename into...
9563 (visium_split_double_move): ...this.
9564 (visium_split_double_add): New function.
9565 (visium_expand_copysign): Renumber operands for consistency.
9566 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
9567 (DFmode move splitter): Likewise.
9568 (*addi3_insn): Split by means of visium_split_double_add.
9569 (*adddi3_insn_flags): Delete.
9570 (*plus_plus_sltu<subst_arith>): New insn.
9571 (*subdi3_insn): Split by means of visium_split_double_add.
9572 (subdi3_insn_flags): Delete.
9573 (*minus_minus_sltu<subst_arith>): New insn.
9574 (*negdi2_insn): Split by means of visium_split_double_add.
9575 (*negdi2_insn_flags): Delete.
9577 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
9579 * configure.ac: Treat a --with-headers option without argument
9580 the same as the default (i.e. consult sys-include directory).
9581 * configure: Regenerate.
9583 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9585 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
9586 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
9588 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
9589 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
9591 2016-05-27 Jiong Wang <jiong.wang@arm.com>
9594 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
9595 tree-stdarg analysis results.
9596 (aarch64_setup_incoming_varargs): Likewise.
9598 2016-05-27 Jiong Wang <jiong.wang@arm.com>
9600 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
9601 va_list_gpr_counter_field and va_list_fpr_counter_field.
9603 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
9606 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
9607 * config/aarch64/aarch64.c
9608 (aarch64_cannot_change_mode_class): Remove function.
9609 * config/aarch64/aarch64-protos.h
9610 (aarch64_cannot_change_mode_class): Remove.
9612 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
9614 * cfgloop.c (record_niter_bound): Record likely upper bounds.
9615 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
9616 get_likely_max_loop_iterations_int): New.
9617 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
9618 any_likely_upper_bound.
9619 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
9621 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
9622 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
9624 (unroll_loop_constant_iterations): Likewise.
9625 (unroll_loop_runtime_iterations): Likewise.
9626 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
9627 * lto-streamer-out.c (output_cfg): Likewise.
9628 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
9630 (canonicalize_loop_induction_variables): Dump likely upper bounds.
9631 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
9632 (likely_max_loop_iterations): New.
9633 (likely_max_loop_iterations_int): New.
9634 (likely_max_stmt_executions): New.
9635 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
9636 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
9637 likely_max_stmt_executions): Declare.
9639 2016-05-27 Marek Polacek <polacek@redhat.com>
9642 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
9644 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9646 * config/s390/s390.md (2x risbg splitters): Use
9647 reg_overlap_mentioned_p instead of rtx_equal_p.
9649 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
9651 * combine.c (make_compound_operation): Take known zero bits into
9652 account when checking for possible zero_extend.
9654 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9656 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
9657 Use const_int_operand for operand 2 predicate. Simplify expand code
9660 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
9663 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
9666 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9668 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
9669 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
9670 that returns CC_SESWPmode and CC_ZESWPmode.
9671 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
9673 (aarch64_rtx_costs): Likewise.
9675 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
9677 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
9678 for ISA 3.0 min/max support.
9679 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
9680 conditional move support.
9681 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
9682 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
9684 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
9685 conditional moves where the comparison type is different from move
9687 (fp_minmax): New code iterator for smin/smax.
9688 (minmax): New code attributes for min/max.
9689 (SMINMAX): Likewise.
9690 (smax<mode>3): Combine min, max insns into one insn using the
9691 fp_minmax code iterator. Add support for ISA 3.0 min/max
9692 instructions that don't need -ffast-math.
9693 (s<minmax><mode>3): Likewise.
9694 (smax<mode>3_vsx): Likewise.
9695 (smin<mode>3): Likewise.
9696 (s<minmax><mode>3_vsx): Likewise.
9697 (smin<mode>3_vsx): Likewise.
9698 (pre-VSX min/max splitters): Likewise.
9699 (s<minmax><mode>3_fpr): Likewise.
9700 (movsfcc): Rewrite floating point conditional moves to combine
9701 SFmode/DFmode into a single insn.
9702 (mov<mode>cc): Likewise.
9703 (movdfcc): Likewise.
9704 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
9705 SFDF2 iterators to handle all combinations.
9706 (fseldfsf4): Likewise.
9707 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
9708 (fseldfdf4): Likewise.
9709 (fselsfdf4): Likewise.
9710 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
9711 comparison instructions that set a 0/-1 mask, and use it for
9712 floating point conditional move via XXSEL.
9713 (fpmask<mode>): Likewise.
9714 (xxsel<mode>): Likewise.
9715 * config/rs6000/predicates.md (min_max_operator): Delete, no
9717 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
9718 instructions that generate a 0/-1 mask for use with XXSEL.
9719 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
9720 say whether floating point min/max is available, either through
9721 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
9722 (TARGET_MINMAX_DF): Likewise.
9724 2016-05-27 Alan Modra <amodra@gmail.com>
9726 PR rtl-optimization/71275
9727 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
9728 for update_equiv_regs and combine_and_move_insns.
9730 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
9732 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
9733 if_then_else or cond RTXes to calculate attribute value.
9734 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
9735 <attr "length_immediate>: Ditto.
9736 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
9737 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
9738 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
9739 <attr "type">: Ditto.
9740 <attr "prefix_data16">: Ditto.
9741 <attr "prefix_extra">: Ditto.
9742 <attr "length_immediate">: Ditto.
9743 <attr "prefix">: Ditto.
9744 (vec_set<mode>_0) <attr "isa">: Ditto.
9745 <attr "prefix_extra">: Ditto.
9746 <attr "length_immediate">: Ditto.
9747 <attr "prefix">: Ditto.
9748 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
9749 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
9750 (sse2_storelpd) <attr "prefix_data16">: Ditto.
9751 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
9752 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
9753 <attr "length_immediate">: Ditto.
9754 <attr "prefix">: Ditto.
9755 (sse2_movsd) <attr "length_immediate">: Ditto.
9756 <attr "prefix">: Ditto.
9757 (vec_concatv2df) <attr "isa">: Ditto.
9758 <attr "prefix">: Ditto.
9759 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
9760 (*vec_extractv2di_1) <attr "isa">: Ditto.
9761 <attr "type">: Ditto.
9762 <attr "length_immediate">: Ditto.
9763 <attr "prefix_rex">: Ditto.
9764 <attr "prefix_extra">: Ditto.
9765 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
9766 <attr "prefix_extra">: Ditto.
9767 <attr "length_immediate">: Ditto.
9768 (vec_concatv2di) <attr "isa">: Ditto.
9769 <attr "prefix_extra">: Ditto.
9770 <attr "length_immediate">: Ditto.
9771 <attr "prefix">: Ditto.
9773 2016-05-26 Martin Liska <mliska@suse.cz>
9775 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
9777 (operator+): Likewise.
9778 (operator-): Likewise.
9779 (comp_cost::operator+=): Likewise.
9780 (comp_cost::operator-=): Likewise.
9781 (comp_cost::operator/=): Likewise.
9782 (comp_cost::operator*=): Likewise.
9783 (operator<): Likewise.
9784 (operator==): Likewise.
9785 (operator<=): Likewise.
9787 (infinite_cost_p): Likewise.
9788 (add_costs): Likewise.
9789 (sub_costs): Likewise.
9790 (compare_costs): Likewise.
9791 (set_group_iv_cost): Use the newly introduced functions.
9792 (get_address_cost): Likewise.
9793 (get_shiftadd_cost): Likewise.
9794 (force_expr_to_var_cost): Likewise.
9795 (split_address_cost): Likewise.
9796 (ptr_difference_cost): Likewise.
9797 (difference_cost): Likewise.
9798 (get_computation_cost_at): Likewise.
9799 (determine_group_iv_cost_generic): Likewise.
9800 (determine_group_iv_cost_address): Likewise.
9801 (determine_group_iv_cost_cond): Likewise.
9802 (autoinc_possible_for_pair): Likewise.
9803 (determine_group_iv_costs): Likewise.
9804 (cheaper_cost_pair): Likewise.
9805 (iv_ca_recount_cost): Likewise.
9806 (iv_ca_set_no_cp): Likewise.
9807 (iv_ca_set_cp): Likewise.
9808 (iv_ca_cost): Likewise.
9809 (iv_ca_new): Likewise.
9810 (iv_ca_dump): Likewise.
9811 (iv_ca_narrow): Likewise.
9812 (iv_ca_prune): Likewise.
9813 (iv_ca_replace): Likewise.
9814 (try_add_cand_for): Likewise.
9815 (try_improve_iv_set): Likewise.
9816 (find_optimal_iv_set): Likewise.
9818 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
9820 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
9821 that internal functions will clobber all caller-saved registers.
9823 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
9825 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
9826 Return a better case_values_threshold when optimizing.
9828 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
9830 * config/aarch64/aarch64-simd.md (aarch64_combinez):
9831 Add ? to integer variant.
9832 (aarch64_combinez_be): Likewise.
9834 2016-05-26 Jakub Jelinek <jakub@redhat.com>
9836 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
9837 instead of x constraint.
9838 (vcvtps2ph256<mask_name>): Likewise.
9840 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
9841 alternative. Formatting fix.
9843 * config/i386/sse.md
9844 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
9846 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
9847 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
9848 maybe_evex prefix instead of vex.
9849 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
9850 EXT_REX_SSE_REG_P (op0) case in the splitter.
9852 2016-05-25 Jeff Law <law@redhat.com>
9854 PR tree-optimization/71272
9855 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
9856 Update comments. Add test for empty path.
9858 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
9860 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
9861 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
9862 special case builtin.
9863 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9864 code for ALTIVEC_BUILTIN_VEC_CMPNE.
9865 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
9866 for __builtin_vec_cmpne.
9868 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
9870 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
9871 redundant test and bail out if the type of the new operand is not
9872 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
9874 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
9876 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
9877 (x_ix86_target_flags_explicit): Remove.
9878 * config/i386/i386.c (ix86_function_specific_save): Do not copy
9879 x_ix86_target_flags_explicit.
9880 (ix86_function_specific_restore): Ditto.
9882 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
9883 H.J. Lu <hongjiu.lu@intel.com>
9886 * common/config/i386/i386-common.c
9887 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
9888 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
9889 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
9890 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
9891 (-mgeneral-regs-only): Add new option.
9892 * config/i386/i386.c (ix86_option_override_internal): Don't enable
9893 x87 instructions if only general registers are allowed.
9894 (ix86_target_string): Add ix86_flags argument. Handle additional
9895 flags options through ix86_flags argument. Update all callers.
9896 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
9898 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9900 PR rtl-optimization/66940
9901 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
9902 decrementing desired_val will not overflow before performing these
9905 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
9907 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
9908 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
9909 * config/i386/i386.c (enum ix86_builtins): Add
9910 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
9911 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
9912 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
9913 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
9914 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
9915 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
9916 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
9917 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
9918 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
9919 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
9920 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
9921 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
9922 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
9923 __builtin_ia32_cvtps2dq512_mask.
9924 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
9925 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
9926 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
9927 * config/i386/sse.md
9928 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
9930 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
9931 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
9933 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
9934 (avx512f_vec_pack_sfix_v8df): New define_expand.
9935 (avx512f_roundpd512): Rename to ...
9936 (avx512f_round<castmode>512): ... this. Change iterator.
9937 (avx512f_roundps512_sfix): New define_expand.
9938 (round<mode>2_sfix): Change iterator.
9940 2016-05-25 Nick Clifton <nickc@redhat.com>
9942 * config/msp430/msp430.c (msp430_attr): Produce an error if a
9943 static interrupt handler is detected.
9944 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
9945 default linker script.
9946 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
9947 the low part of a symbolic pointer.
9949 2016-05-25 Richard Biener <rguenther@suse.de>
9951 PR tree-optimization/71261
9952 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
9953 interesting stmt instead of immediate uses when looking
9954 for the use operand to replace.
9956 2016-05-25 Martin Liska <mliska@suse.cz>
9958 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
9960 2016-05-25 Richard Biener <rguenther@suse.de>
9962 PR tree-optimization/71264
9963 * tree-vect-stmts.c (vect_init_vector): Properly deal with
9966 2016-05-25 Martin Liska <mliska@suse.cz>
9968 PR tree-optimization/71239
9969 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
9970 if DECL_SIZE is NULL.
9972 2016-05-25 Richard Biener <rguenther@suse.de>
9974 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
9975 * tree-if-conv.c (pass_data_if_conversion): Use it.
9977 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9979 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
9980 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
9981 * varpool.c (varpool_node::get_availability): Likewise.
9983 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
9985 * config/rs6000/altivec.md (VNEG iterator): New iterator for
9986 VNEGW/VNEGD instructions.
9987 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
9988 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
9989 support for ISA 3.0 VNEGW/VNEGD instructions.
9991 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
9993 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
9994 pointers inside OACC_DATA regions.
9995 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
9996 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
9997 (gimplify_adjust_omp_clauses): Fix typo in comment.
9999 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
10001 * config/rs6000/altivec.md (VParity): New mode iterator for vector
10002 parity built-in functions.
10003 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
10005 (p9v_parity<mode>2): Likewise.
10006 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
10008 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
10009 (parity<mode>2): ISA 3.0 expander for vector parity.
10010 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
10012 (BU_P9_64BIT_MISC_0): Likewise.
10013 (BU_P9_MISC_0): Likewise.
10014 (BU_P9V_AV_1): Likewise.
10015 (BU_P9V_AV_2): Likewise.
10016 (BU_P9V_AV_3): Likewise.
10017 (BU_P9V_AV_P): Likewise.
10018 (BU_P9V_VSX_1): Likewise.
10019 (BU_P9V_OVERLOAD_1): Likewise.
10020 (BU_P9V_OVERLOAD_2): Likewise.
10021 (BU_P9V_OVERLOAD_3): Likewise.
10022 (VCTZB): Add vector count trailing zeros support.
10026 (VPRTYBD): Add vector parity support.
10027 (VPRTYBQ): Likewise.
10028 (VPRTYBW): Likewise.
10029 (VCTZ): Add overloaded vector count trailing zeros support.
10030 (VPRTYB): Add overloaded vector parity support.
10031 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10032 overloaded vector count trailing zeros and parity instructions.
10033 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
10034 vector parity support.
10035 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
10036 trailing zeros support.
10037 (vec_cntlz): Likewise.
10038 (vec_vctzb): Likewise.
10039 (vec_vctzd): Likewise.
10040 (vec_vctzh): Likewise.
10041 (vec_vctzw): Likewise.
10042 (vec_vprtyb): Add ISA 3.0 vector parity support.
10043 (vec_vprtybd): Likewise.
10044 (vec_vprtybw): Likewise.
10045 (vec_vprtybq): Likewise.
10046 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10047 the ISA 3.0 vector count trailing zeros and vector parity built-in
10050 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
10052 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
10053 when there is stmt_to_insert.
10055 2016-05-24 Martin Sebor <msebor@redhat.com>
10058 * tree.h (complete_or_array_type_p): New inline function.
10060 2016-05-24 Jakub Jelinek <jakub@redhat.com>
10062 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
10063 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
10064 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
10066 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
10067 Limit 1st alternative to noavx isa, split 2nd alternative into one
10068 noavx and one avx alternative, use *x and Bm in the former and
10069 x and m in the latter.
10071 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
10072 of sse4 for the first alternative, drop %v from the template
10073 and d operand modifier. Split second alternative into one sse4_noavx
10074 and one avx alternative, use *x instead of *v in the former and v
10075 instead of *v in the latter.
10076 (*sse4_1_extractps): Use noavx isa instead of * for the first
10077 alternative, drop %v from the template. Split second alternative into
10078 one noavx and one avx alternative, use *x instead of *v in the
10079 former and v instead of *v in the latter.
10080 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
10081 with noavx and the last one with avx.
10082 (sse4_1_phminposuw): Guard first alternative with noavx isa,
10083 split the second one into one noavx and one avx alternative,
10084 use *x and Bm in the former and x and m in the latter one.
10085 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
10088 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
10089 first two alternatives to noavx, use *x instead of *v in the second
10090 one, add avx alternative without *.
10091 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
10092 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
10093 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
10095 2016-05-24 Jeff Law <law@redhat.com>
10097 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
10098 New function, extracted from...
10099 (fsm_find_control_statement_thread_paths): Here. Use the new function.
10100 Allow simple copies and constant initializations in the SSA chain.
10102 2016-05-24 Marek Polacek <polacek@redhat.com>
10105 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
10108 2016-05-24 Jakub Jelinek <jakub@redhat.com>
10111 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
10112 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
10113 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
10114 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
10115 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
10117 2016-05-24 Richard Biener <rguenther@suse.de>
10119 PR tree-optimization/71240
10120 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
10123 2016-05-24 Richard Biener <rguenther@suse.de>
10125 PR tree-optimization/71230
10126 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
10128 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
10130 * tree-vectorizer.h (vectorizable_comparison): Delete.
10131 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
10132 PURE_SLP_STMT check.
10133 * tree-vect-stmts.c (vectorizable_call): Likewise.
10134 (vectorizable_simd_clone_call): Likewise.
10135 (vectorizable_conversion): Likewise.
10136 (vectorizable_assignment): Likewise.
10137 (vectorizable_shift): Likewise.
10138 (vectorizable_operation): Likewise.
10139 (vectorizable_load): Likewise.
10140 (vectorizable_condition): Likewise.
10141 (vectorizable_store): Likewise. Assert that we don't have
10143 (vectorizable_comparison): Make static. Remove redundant
10144 PURE_SLP_STMT check.
10145 (vect_transform_stmt): Assert that we always have an slp_node
10148 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10150 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
10151 operands[2] against 1 with comparison against CONST1_RTX.
10152 (<shift>di3_neon): Likewise.
10153 * config/arm/predicates.md (const0_operand): Replace with comparison
10154 against CONST0_RTX.
10156 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10158 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
10159 operands[2] against 1 with comparison against CONST1_RTX.
10160 (ashrdi3): Likewise.
10161 (lshrdi3): Likewise.
10162 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
10164 (ashrsi3): Likewise.
10165 (lshrsi3): Likewise.
10166 (rotrsi3): Likewise.
10167 (define_split above *compareqi_eq0): Likewise.
10168 (define_split above "prologue"): Likewise.
10169 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
10170 * config/arm/predicates.md (shift_operator): Likewise.
10171 (shift_nomul_operator): Likewise.
10172 (sat_shift_operator): Likewise.
10173 (thumb1_cmp_operand): Likewise.
10174 (const_neon_scalar_shift_amount_operand): Replace manual range
10175 check with IN_RANGE.
10176 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
10177 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
10179 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10181 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
10182 with HOST_WIDE_INT_1.
10184 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
10185 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
10186 (arm_canonicalize_comparison): Likewise.
10187 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
10189 (thumb1_size_rtx_costs): Likewise.
10190 (vfp_const_double_index): Replace cast of 1 to unsigned
10191 HOST_WIDE_INT with HOST_WIDE_INT_1U.
10192 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
10194 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
10195 HOST_WIDE_INT with HOST_WIDE_INT_1U.
10196 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
10197 HOST_WIDE_INT with HOST_WIDE_INT_1.
10199 2016-05-24 Marek Polacek <polacek@redhat.com>
10201 * tree-cfg.h (should_remove_lhs_p): New predicate.
10202 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
10203 * gimplify.c (gimplify_modify_expr): Likewise.
10204 * tree-cfg.c (verify_gimple_call): Likewise.
10205 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
10206 * gimple-fold.c: Include "tree-cfg.h".
10207 (gimple_fold_call): Use should_remove_lhs_p.
10209 2016-05-24 Richard Biener <rguenther@suse.de>
10211 PR tree-optimization/71253
10212 * cfganal.h (control_dependences): Make robust against edge
10214 (control_dependences::control_dependences): Remove edge_list argument.
10215 (control_dependences::get_edge): Remove.
10216 (control_dependences::get_edge_src): Add.
10217 (control_dependences::get_edge_dest): Likewise.
10218 (control_dependences::m_el): Make a vector of edge src/dest index.
10219 * cfganal.c (control_dependences::find_control_dependence): Adjust.
10220 (control_dependences::control_dependences): Likewise.
10221 (control_dependences::~control_dependence): Likewise.
10222 (control_dependences::get_edge): Remove.
10223 (control_dependences::get_edge_src): Add.
10224 (control_dependences::get_edge_dest): Likewise.
10225 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
10227 (perform_tree_ssa_dce): Adjust.
10228 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
10230 (pass_loop_distribution::execute): Adjust. Do loop destroying
10231 conditional on changed.
10233 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10236 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
10237 return. Reindent transformation comment and mention the ARM state
10240 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
10242 PR middle-end/71252
10243 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
10244 after build_and_add_sum creates new use stmt.
10246 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
10248 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
10249 load_lanes/grouped_load classification comes first. Don't check
10250 whether the vectorization factor is a multiple of the group size
10253 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
10255 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
10256 GROUP_GAP for single-element interleaving.
10257 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
10260 2016-05-24 Richard Biener <rguenther@suse.de>
10262 PR middle-end/70434
10264 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
10265 bases which are accessed with non-invariant indices.
10266 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
10267 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
10269 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
10271 PR middle-end/71170
10272 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
10273 (add_to_ops_vec): Add stmt_to_insert.
10274 (add_repeat_to_ops_vec): Init stmt_to_insert.
10275 (insert_stmt_before_use): New.
10276 (transform_add_to_multiply): Remove mult_stmt insertion and add it
10278 (get_ops): Init stmt_to_insert.
10279 (maybe_optimize_range_tests): Likewise.
10280 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
10281 (rewrite_expr_tree_parallel): Likewise.
10282 (reassociate_bb): Likewise.
10284 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10287 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
10288 ISA 3.0 xxperm fusion alternative.
10289 (altivec_vperm_v8hiv16qi): Likewise.
10290 (altivec_vperm_<mode>_uns_internal): Likewise.
10291 (vperm_v8hiv4si): Likewise.
10292 (vperm_v16qiv8hi): Likewise.
10294 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10295 Kelvin Nilsen <kelvin@gcc.gnu.org>
10297 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
10298 vpermr/xxpermr on ISA 3.0.
10299 (altivec_expand_vec_perm_le): Likewise.
10300 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
10301 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
10304 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
10306 * config/i386/i386.h (IS_STACK_MODE): Enable for
10307 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
10308 SSE_FLOAT_MODE_P macros.
10309 * config/i386/i386.c (ix86_preferred_reload_class): Use
10310 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
10311 Cleanup regclass processing for CONST_DOUBLE_P.
10312 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
10313 (ix86_rtx_costs): Remove redundant TARGET_80387 check
10314 with IS_STACK_MODE macro.
10315 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
10317 (*movdf_internal): Use IS_STACK_MODE macro.
10318 (*movsf_internal): Ditto.
10320 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
10322 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
10323 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
10325 2016-05-23 Jeff Law <law@redhat.com>
10327 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
10329 (fsm_find_control_statement_thread_paths): Call it.
10331 2016-05-23 Martin Jambor <mjambor@suse.cz>
10334 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
10335 from_global_constant if t is not NULL.
10337 2016-05-23 Marek Polacek <polacek@redhat.com>
10340 * common.opt (Wswitch-unreachable): New option.
10341 * doc/invoke.texi: Document -Wswitch-unreachable.
10342 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
10345 2016-05-23 Bin Cheng <bin.cheng@arm.com>
10347 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
10348 TMR_INDEX is non-NULL.
10350 2016-05-23 Richard Biener <rguenther@suse.de>
10352 PR tree-optimization/71230
10353 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
10354 (try_special_add_to_ops): ... here. Always test for single-use.
10356 2016-05-23 Martin Jambor <mjambor@suse.cz>
10358 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
10359 default block if a PHI node in the original one would be resized.
10361 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10363 PR tree-optimization/58135
10364 * tree-vect-slp.c: When group size is not multiple
10365 of vector size, allow splitting of store group at
10368 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
10370 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
10372 2016-05-22 Jakub Jelinek <jakub@redhat.com>
10374 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
10375 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
10376 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
10379 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
10380 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
10381 v constraint instead of x and vinserti32x4 insn.
10383 * config/i386/sse.md (i128vldq): New mode iterator.
10384 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
10385 avx512dq and avx512vl alternatives.
10387 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
10388 constraint, use maybe_evex prefix instead of vex.
10389 (vec_dupv4sf): Use v constraint instead of x for output
10390 operand except for noavx alternative, use Yv constraint
10391 instead of x for input. Use maybe_evex prefix instead of vex.
10392 (*vec_dupv4si): Likewise.
10393 (*vec_dupv2di): Likewise.
10395 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
10397 PR middle-end/40921
10398 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
10399 (linearize_expr_tree): Call try_special_add_to_ops.
10400 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
10402 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10404 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
10405 to computed stack_usage.
10407 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10410 * config/avr/avr.md (define_expand "mov<mode>"): If the source
10411 operand is subreg (symbol_ref) then move the symbol ref to register.
10413 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
10415 * tree.c (array_at_struct_end_p): Look through MEM_REF.
10417 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10419 PR middle-end/71179
10420 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
10423 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
10425 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
10426 ranges by calling get_single_symbol and tidy up. Look more closely
10427 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
10429 2016-05-20 Jeff Law <law@redhat.com>
10431 * bitmap.c (bitmap_find_bit): Remove useless test.
10433 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
10435 * function.c (thread_prologue_and_epilogue_insns): Commit the
10436 insertion of the epilogue.
10438 2016-05-20 Martin Jambor <mjambor@suse.cz>
10440 PR tree-optimization/70884
10441 * tree-sra.c (initialize_constant_pool_replacements): Do not check
10442 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
10443 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
10444 of constant pool data as a reason for scalarization.
10446 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
10448 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
10449 for naked functions.
10450 (thumb1_expand_prologue): Likewise.
10452 2016-05-20 Nathan Sidwell <nathan@acm.org>
10454 * config/nvptx/nptx.c (nvptx_option_override): Only set
10455 flag_toplevel_reorder, if not explicitly specified. Set
10456 flag_no_common, unless explicitly specified.
10458 2016-05-20 David Malcolm <dmalcolm@redhat.com>
10460 * calls.c (can_implement_as_sibling_call_p): Mark param
10461 reg_parm_stack_space with ATTRIBUTE_UNUSED.
10463 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
10465 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
10466 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
10467 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
10469 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
10470 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
10471 and CASE_CONST_ANY.
10473 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
10475 * config/nvptx/nvptx.md (sincossf3): New pattern.
10477 2016-05-20 David Malcolm <dmalcolm@redhat.com>
10479 * calls.c (maybe_complain_about_tail_call): New function.
10480 (initialize_argument_information): Call
10481 maybe_complain_about_tail_call when clearing *may_tailcall.
10482 (can_implement_as_sibling_call_p): Call
10483 maybe_complain_about_tail_call when returning false.
10484 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
10485 ensure try_tail_call is set. Call maybe_complain_about_tail_call
10486 if tail-call optimization fails.
10487 * cfgexpand.c (expand_call_stmt): Initialize
10488 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
10489 * gimple-pretty-print.c (dump_gimple_call): Dump
10490 gimple_call_must_tail_p.
10491 * gimple.c (gimple_build_call_from_tree): Call
10492 gimple_call_set_must_tail with the value of
10493 CALL_EXPR_MUST_TAIL_CALL.
10494 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
10495 (gimple_call_set_must_tail): New function.
10496 (gimple_call_must_tail_p): New function.
10497 * print-tree.c (print_node): Update printing of TREE_STATIC
10498 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
10499 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
10500 trailing comment listing applicable flags.
10501 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
10503 2016-05-20 David Malcolm <dmalcolm@redhat.com>
10505 * calls.c (expand_call): Move "Rest of purposes for tail call
10506 optimizations to fail" to...
10507 (can_implement_as_sibling_call_p): ...this new function, and
10508 split into multiple "if" statements.
10510 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
10512 * cfgloop.h (expected_loop_iterations_unbounded,
10513 expected_loop_iterations): Unconstify.
10514 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
10515 profile with known upper bound; return 3 when profile is absent.
10516 (expected_loop_iterations): Update.
10518 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
10520 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
10521 and get_max_loop_iterations_int.
10523 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
10525 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
10526 realistic upper bounds here.
10528 2016-05-20 Jakub Jelinek <jakub@redhat.com>
10531 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
10532 calls if the LHS is variable length or has addressable type.
10533 If targets[0]->decl is a noreturn call with void return type and
10534 zero arguments, adjust fntype and remove lhs in that case.
10536 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
10538 PR tree-optimization/71079
10539 PR tree-optimization/71206
10540 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
10542 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10544 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
10545 (get_vec_alignment_for_array_decl): Likewise.
10546 (get_vec_alignment_for_record_decl): Likewise.
10547 (increase_alignment::execute): Move code to find alignment to
10548 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
10549 (type_align_map): New hash_map.
10551 2016-05-20 Richard Guenther <rguenther@suse.de>
10553 PR tree-optimization/29756
10554 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
10555 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
10556 * fold-const.c (operand_equal_p): Likewise.
10557 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
10558 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
10559 * tree-inline.c (estimate_operator_cost): Likewise.
10560 * tree-pretty-print.c (dump_generic_node): Likewise.
10561 * tree-ssa-operands.c (get_expr_operands): Likewise.
10562 * cfgexpand.c (expand_debug_expr): Likewise.
10563 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
10564 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
10565 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
10566 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
10567 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
10568 (execute_update_addresses_taken): Do it.
10570 2016-05-20 Richard Biener <rguenther@suse.de>
10572 PR tree-optimization/71185
10573 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
10574 register operations.
10576 2016-05-20 Richard Biener <rguenther@suse.de>
10578 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
10579 gimple_seq_add_seq_without_update.
10580 (release_bb_predicate): Assert we have no operands to free.
10581 (if_convertible_loop_p_1): Calculate post dominators later.
10582 Do not free BB predicates here.
10583 (combine_blocks): Do not recompute BB predicates.
10584 (version_loop_for_if_conversion): Save BB predicates around
10587 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
10589 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
10590 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
10591 code. Ignore sibcalls on EDGE_IGNORE edges.
10592 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
10593 on edges for sibcalls that run without prologue. The rest of the
10594 function is combined from...
10595 (fix_fake_fallthrough_edge): ... this, and ...
10596 (try_shrink_wrapping): ... a part of this. Remove the bb_with
10597 function argument, make it a local variable.
10599 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
10601 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
10602 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
10603 for 32-bit mode and SEH for 64-bit.
10604 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
10605 TARGET_64BIT_DEFAULT.
10607 2016-05-19 Ryan Burn <contact@rnburn.com>
10609 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
10610 * gengtype.c (open_base_files): Add cilk.h to ifiles.
10612 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
10614 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
10615 force pending loads from memory.
10617 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
10619 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
10620 (UNSPEC_DARN_32): New unspec constant.
10621 (UNSPEC_DARN_RAW): New unspec constant.
10622 (darn_32): New instruction.
10623 (darn_raw): New instruction.
10624 (darn): New instruction.
10625 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
10626 support and documentation for this macro.
10627 (BU_P9_MISC_1): New macro definition.
10628 (BU_P9_64BIT_MISC_0): New macro definition.
10629 (BU_P9_MISC_0): New macro definition.
10630 (darn_32): New builtin definition.
10631 (darn_raw): New builtin definition.
10632 (darn): New builtin definition.
10633 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
10634 RS6000_BUILTIN_0 directives to surround each occurrence of
10635 #include "rs6000-builtin.def".
10636 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
10637 RS6000_BTM_64BIT flags to the returned mask, depending on
10639 (def_builtin): Correct an error in the assignments made to the
10640 debugging variable attr_string.
10641 (rs6000_expand_builtin): Add support for no-operand built-in
10643 (builtin_function_type): Remove fatal_error assertion that is no
10645 (rs6000_common_init_builtins): Add support for no-operand built-in
10647 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
10649 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
10651 (RS6000_BTM_64BIT): New macro definition.
10652 * doc/extend.texi: Document __builtin_darn (void),
10653 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
10656 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
10658 * tree-vect-loop.c (vect_analyze_loop_2): Use also
10659 max_loop_iterations_int.
10661 2016-05-19 Marek Polacek <polacek@redhat.com>
10663 PR tree-optimization/71031
10664 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
10665 condition and adjust the code a bit.
10667 2016-05-19 Martin Liska <mliska@suse.cz>
10669 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
10670 auto_vec instead of vec.
10672 2016-05-19 Martin Liska <mliska@suse.cz>
10674 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
10676 2016-05-19 Martin Liska <mliska@suse.cz>
10678 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
10680 2016-05-19 Martin Liska <mliska@suse.cz>
10682 * ipa-pure-const.c (set_function_state): Remove an existing
10684 (remove_node_data): Do not free it as it's released
10685 in set_function_state.
10687 2016-05-19 Martin Liska <mliska@suse.cz>
10689 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
10692 2016-05-19 Martin Liska <mliska@suse.cz>
10694 * omp-simd-clone.c (simd_clone_adjust): Release vector.
10696 2016-05-19 Martin Liska <mliska@suse.cz>
10698 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
10699 an auto_vec instead of re-creating it.
10701 2016-05-19 Martin Liska <mliska@suse.cz>
10703 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
10704 auto_vec instead of vec.
10706 2016-05-19 Martin Liska <mliska@suse.cz>
10708 * lto-section-in.c (lto_get_section_data): Call
10709 lto_check_version with additional argument.
10710 * lto-streamer.c (lto_check_version): Add new argument.
10711 * lto-streamer.h (lto_check_version): Likewise.
10713 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10715 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
10716 Don't add cost of inner memory when handling sign-extended loads.
10718 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
10720 PR rtl-optimization/71148
10721 * cse.c (cse_main): Free dominance info.
10722 (rest_of_handle_cse): Don't free dominance info.
10723 (rest_of_handle_cse2): Likewise.
10724 (rest_of_handle_cse_after_global_opts): Likewise.
10726 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10729 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
10730 NULL_TREE early if NEON is not available. Remove now redundant check
10731 in ARM_CHECK_BUILTIN_MODE.
10733 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
10736 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
10737 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
10738 * doc/cpp.texi: Document new macros.
10740 2016-05-19 Bin Cheng <bin.cheng@arm.com>
10742 PR tree-optimization/69848
10743 * tree-vect-loop.c (vectorizable_reduction): Don't factor
10744 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
10746 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
10748 * function.c (thread_prologue_and_epilogue_insn): Move the
10749 "goto epilogue_done" one block later.
10751 2016-05-19 Richard Biener <rguenther@suse.de>
10753 PR tree-optimization/70729
10754 * passes.def: Move LIM pass before PRE. Remove no longer
10755 required copyprop and move first DCE out of the loop pipeline.
10757 2016-05-18 David Malcolm <dmalcolm@redhat.com>
10760 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
10761 (OBJS-libcommon-target): ...here.
10762 * opts-common.c: Include spellcheck.h.
10763 (cmdline_handle_error): Build a vec of valid options and use it
10764 to suggest provide hints for misspelled arguments.
10766 2016-05-18 Jakub Jelinek <jakub@redhat.com>
10769 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
10770 lhs if it has TREE_ADDRESSABLE type.
10772 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
10775 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
10776 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
10778 2016-05-18 Martin Jambor <mjambor@suse.cz>
10781 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
10782 input for NOP_EXPR pass-through functions.
10783 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
10784 aggregate global constant VAR_DECLs in constant jump functions.
10786 2016-05-18 Martin Jambor <mjambor@suse.cz>
10789 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
10790 from TREE_READONLY parameters.
10792 2016-05-18 Martin Jambor <mjambor@suse.cz>
10795 * cgraph.h (cgraph_indirect_call_info): New field
10796 guaranteed_unmodified.
10797 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
10798 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
10800 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
10801 pass the parameter value to ipa_find_agg_cst_for_param.
10802 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
10803 guaranteed_unmodified, store AA results there instead of bailing out
10805 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
10806 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
10807 (find_constructor_constant_at_offset): New function.
10808 (ipa_find_agg_cst_from_init): Likewise.
10809 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
10810 static initializers of contants, report back through a new paameter
10811 from_global_constant if that was the case.
10812 (try_make_edge_direct_simple_call): Also pass parameter value to
10813 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
10815 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
10816 (ipa_read_indirect_edge_info): Likewise.
10817 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
10818 (ipa_load_from_parm_agg): Likewise.
10820 2016-05-18 Jiong Wang <jiong.wang@arm.com>
10822 PR rtl-optimization/71150
10823 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
10826 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
10829 * config/rs6000/constraints.md (wE constraint): New constraint
10830 for a vector constant that can be loaded with XXSPLTIB.
10831 (wM constraint): New constraint for a vector constant of a 1's.
10832 (wS constraint): New constraint for a vector constant that can be
10833 loaded with XXSPLTIB and a vector sign extend instruction.
10834 * config/rs6000/predicates.md (xxspltib_constant_split): New
10835 predicates for wE/wS constraints.
10836 (xxspltib_constant_nosplit): Likewise.
10837 (easy_vector_constant): Add support for constants that can be
10838 loaded via XXSPLTIB.
10839 (all_ones_constant): New predicate for vector constant with all
10841 (splat_input_operand): Add support for ISA 3.0 word splat operations.
10842 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
10843 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
10844 instruction and possibly with a sign extension.
10845 (output_vec_const_move): Add support for XXSPLTIB. If we are
10846 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
10847 instead of XXLXOR/XXLORC.
10848 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
10850 (rs6000_legitimize_reload_address): Likewise.
10851 (rs6000_output_move_128bit): Use output_vec_const_move to emit
10853 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
10854 combine VSX_M and VSX_M2 into one iterator.
10855 (VSX_M2): Likewise.
10856 (VSINT_84): New iterators for loading constants with XXSPLTIB.
10857 (VSINT_842): Likewise.
10858 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
10859 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
10860 XXSPLTIB instruction.
10861 (xxspltib_<mode>_nosplit): Likewise.
10862 (xxspltib_<mode>_split): New insn to load up constants with
10863 XXSPLTIB and a sign extend instruction.
10864 (vsx_mov<mode>): Replace single move that handled all vector types
10865 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
10866 moves (when -mvsx-timode is in effect) into the main vector
10867 moves. Eliminate separate moves for <VSr> <VSa>, where the
10868 preferred register class (<VSr>) is listed first, and the
10869 secondary register class (<VSa>) is listed second with a '?' to
10870 discourage use. Prefer loading 0/-1 in any VSX register for ISA
10871 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
10872 that if the register was involved in a slow operation, the
10873 clear/set operation does not wait for the slow operation to
10874 finish. Adjust the length attributes for 32-bit mode. Use
10875 rs6000_output_move_128bit and drop the use of the string
10876 instructions for 32-bit movti when -mvsx-timode is in effect. Use
10877 spacing so that the alternatives and attributes don't generate
10878 long lines, and put things in columns, so that it is easier to
10879 match up the operands and attributes with the insn alternatives.
10880 (vsx_mov<mode>_64bit): Likewise.
10881 (vsx_mov<mode>_32bit): Likewise.
10882 (vsx_movti_64bit): Fold movti into normal vector moves.
10883 (vsx_movti_32bit): Likewise.
10884 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
10885 splat instructions.
10886 (vsx_splat_v4si_internal): Likewise.
10887 (vsx_splat_v4sf_internal): Likewise.
10888 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
10889 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
10890 extend vector elements.
10891 (vsx_sign_extend_hi_<mode>): Likewise.
10892 (vsx_sign_extend_si_v2di): Likewise.
10893 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
10895 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
10896 constraints. Add trailing period to wL documentation.
10898 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
10900 PR middle-end/71020
10901 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
10902 * tree-dfa.c (replace_abnormal_ssa_names): New function.
10903 * tree-call-cdce.c: Include tree-dfa.h.
10904 (can_guard_call_p): New function, extracted from...
10905 (can_use_internal_fn): ...here.
10906 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
10908 (shrink_wrap_one_built_in_call): Likewise.
10909 (use_internal_fn): Likewise.
10910 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
10911 and return void. Call replace_abnormal_ssa_names.
10912 (pass_call_cdce::execute): Check can_guard_call_p during the
10913 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
10914 will always change something.
10916 2016-05-18 Martin Jambor <mjambor@suse.cz>
10919 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
10920 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
10922 2016-05-18 Martin Jambor <mjambor@suse.cz>
10925 * ipa-inline.h (condition): New field size.
10926 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
10927 for comaprison and store it into the new condition.
10928 (evaluate_conditions_for_known_args): Use condition size to check
10929 access sizes for all but CHANGED conditions.
10930 (unmodified_parm_1): New parameter size_p, store access size into it.
10931 (unmodified_parm): Likewise.
10932 (unmodified_parm_or_parm_agg_item): Likewise.
10933 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
10934 (set_cond_stmt_execution_predicate): Extract access sizes and store
10935 them to conditions.
10936 (set_switch_stmt_execution_predicate): Likewise.
10937 (will_be_nonconstant_expr_predicate): Likewise.
10938 (will_be_nonconstant_predicate): Likewise.
10939 (inline_read_section): Stream condition size.
10940 (inline_write_summary): Likewise.
10942 2016-05-18 Richard Biener <rguenther@suse.de>
10944 * tree-ssa-loop-im.c (determine_max_movement): Properly add
10945 condition cost to PHI cost instead of total_cost.
10947 2016-05-18 Martin Liska <mliska@suse.cz>
10950 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
10953 2016-05-18 Richard Biener <rguenther@suse.de>
10955 * lto-streamer.h (LTO_major_version): Bump to 6.
10957 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
10959 * function.c (make_split_prologue_seq, make_prologue_seq,
10960 make_epilogue_seq): New functions, factored out from...
10961 (thread_prologue_and_epilogue_insns): Here.
10963 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
10965 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
10966 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
10967 of before. Add a comment.
10969 2016-05-18 Bin Cheng <bin.cheng@arm.com>
10971 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
10972 expression pointer, not pointer to the pointer.
10974 2016-05-18 Jakub Jelinek <jakub@redhat.com>
10976 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
10977 (avx2_pbroadcast<mode>): Add another alternative with v instead
10978 of x constraints in it, using <pbroadcast_evex_isa> isa.
10979 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
10981 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
10982 constraint x instead of v in second alternative, add avx512bw
10985 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
10986 constraint x instead of v in second alternative, add avx512bw
10989 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
10990 constraint x instead of v in second alternative, add avx512bw
10993 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
10994 avx512bw alternative.
10996 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
10998 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
10999 array to 128 chars.
11000 (define_insn "*andnottf3"): Ditto.
11001 (define_insn "*<code><mode>3"/any_logic): Ditto.
11002 (define_insn "*<code>tf3"/any_logic): Ditto.
11003 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
11004 operand to block AVX-512VL insn variant emit when it is not enabled.
11006 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
11008 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
11009 constraint fot SF mode.
11011 2016-05-18 Petr Murzin <petr.murzin@intel.com>
11012 Kirill Yukhin <kirill.yukhin@intel.com>
11014 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
11016 (define_insn "rsqrt14<mode>"): Ditto.
11017 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
11018 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
11019 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
11020 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
11021 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
11023 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
11024 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
11025 * config/i386/i386.c (ix86_print_operand): Expand check for size
11026 override codes for Intel syntax.
11028 2016-05-18 Richard Biener <rguenther@suse.de>
11030 PR tree-optimization/71168
11031 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
11032 initialization earlier.
11034 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
11036 * config/aarch64/aarch64-simd.md
11037 (aarch64_reduc_plus_internal<mode>): Rename to...
11038 (reduc_plus_scal): ...This, and remove previous implementation.
11040 2016-05-18 Richard Biener <rguenther@suse.de>
11042 * passes.def: Put late dse and cd_dce in canonical order.
11044 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
11046 * ipa-inline-transform.c (preserve_function_body_p): Look for
11047 first non-thunk clone.
11048 (save_function_body): Save into first non-thunk.
11049 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
11051 (lto_output_node): Inline thunks don't need body in every
11053 * lto-streamer-in.c: Do not fixup thunk clones.
11054 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
11056 * tree-inline.c (copy_bb): Be prepared for target node to be new after
11059 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
11061 PR middle-end/63586
11062 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
11063 (reassociate_bb): Call transform_add_to_multiply.
11065 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
11067 * config/aarch64/aarch64.c (all_extensions): Removed unused
11070 2016-05-17 Nathan Sidwell <nathan@acm.org>
11072 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
11073 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
11075 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
11077 PR tree-optimization/54579
11078 PR middle-end/55299
11079 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
11081 2016-05-17 Marek Polacek <polacek@redhat.com>
11084 * tree-inline.c (expand_call_inline): Call
11085 maybe_remove_unused_call_args.
11087 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
11089 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
11090 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
11091 * doc/md.texi (fmin@var{m}3): Likewise.
11093 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
11095 * match.pd (X & C): New transformation.
11097 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
11099 * match.pd (~X & Y): New transformation.
11101 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
11103 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
11104 information for new SSA_NAME.
11105 (simplify_conversion_using_ranges): Get range through get_range_info
11106 instead of get_value_range.
11108 2016-05-17 Jiong Wang <jiong.wang@arm.com>
11110 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
11111 Remove inline assembly.
11112 (vmvn_s16): Likewise.
11113 (vmvn_s32): Likewise.
11114 (vmvn_u8): Likewise.
11115 (vmvn_u16): Likewise.
11116 (vmvn_u32): Likewise.
11117 (vmvnq_s8): Likewise.
11118 (vmvnq_s16): Likewise.
11119 (vmvnq_s32): Likewise.
11120 (vmvnq_u8): Likewise.
11121 (vmvnq_u16): Likewise.
11122 (vmvnq_u32): Likewise.
11123 (vmvn_p8): Likewise.
11124 (vmvnq_p16): Likewise.
11126 2016-05-17 Jiong Wang <jiong.wang@arm.com>
11128 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
11130 (vmul_n_s16): Likewise.
11131 (vmul_n_s32): Likewise.
11132 (vmul_n_u16): Likewise.
11133 (vmul_n_u32): Likewise.
11134 (vmulq_n_f32): Likewise.
11135 (vmulq_n_f64): Likewise.
11136 (vmulq_n_s16): Likewise.
11137 (vmulq_n_s32): Likewise.
11138 (vmulq_n_u16): Likewise.
11139 (vmulq_n_u32): Likewise.
11141 2016-05-17 Jiong Wang <jiong.wang@arm.com>
11143 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
11144 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
11146 2016-05-17 Jiong Wang <jiong.wang@arm.com>
11148 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
11149 to *aarch64_fma4_elt_from_dup<mode>.
11150 (*aarch64_fnma4_elt_to_128df): Rename to
11151 *aarch64_fnma4_elt_from_dup<mode>.
11152 * config/aarch64/arm_neon.h (vfma_n_f64): New.
11153 (vfms_n_f32): Likewise.
11154 (vfms_n_f64): Likewise.
11155 (vfmsq_n_f32): Likewise.
11156 (vfmsq_n_f64): Likewise.
11158 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
11160 * wide-int.h: Change fixed_wide_int_storage from class to struct.
11162 2016-05-17 Richard Biener <rguenther@suse.de>
11164 PR tree-optimization/71132
11165 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
11166 Only add control dependences for blocks in the loop.
11167 (build_rdg): Adjust.
11168 (generate_code_for_partition): Return whether loop should
11169 be destroyed and delay that.
11170 (distribute_loop): Likewise.
11171 (pass_loop_distribution::execute): Record loops to be destroyed
11172 and perform delayed destroying of loops.
11174 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11177 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
11179 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
11181 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
11183 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
11186 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
11187 insertion point for instructions generated by validize_mem.
11189 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
11191 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
11194 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
11196 * config/aarch64/aarch64.c
11197 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
11198 rather than a macro.
11200 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
11202 * doc/invoke.texi (AArch64 Options): Various updates.
11204 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
11206 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
11207 into instrumentation thunks.
11208 * cif-code.def (CIF_CHKP): New.
11210 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
11212 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
11214 2016-05-16 Martin Jambor <mjambor@suse.cz>
11216 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
11217 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
11219 2016-05-16 Marek Polacek <polacek@redhat.com>
11221 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
11224 2016-05-16 Martin Jambor <mjambor@suse.cz>
11227 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
11228 the outlined kernel function.
11230 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
11232 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
11233 (ISA_HAS_DLSA): Ditto.
11235 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
11237 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
11239 2016-05-16 Nathan Sidwell <nathan@acm.org>
11241 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
11242 (nvptx_name_replacement): Restore. Add comment.
11243 (write_fn_proto, write_fn_proto_from_insn,
11244 nvptx_output_call_insn): Restore
11245 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
11247 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
11249 * config/aarch64/aarch64.md
11250 (add<mode>3_compareC_cconly_imm): Remove use of %w.
11251 (add<mode>3_compareC_imm): Likewise.
11252 (<optab>si3_uxtw): Split into register and immediate variants.
11253 (andsi3_compare0_uxtw): Likewise.
11254 (and<mode>3_compare0): Likewise.
11255 (and<mode>3nr_compare0): Likewise.
11256 (stack_protect_test_<mode>): Don't use %x for memory operands.
11258 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
11260 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
11262 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
11264 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
11265 Split integer shifts into shift_reg and bfm.
11266 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
11267 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
11268 (ror<mode>3_insn): Likewise.
11269 (<optab>si3_insn_uxtw): Likewise.
11270 (<optab><mode>3_insn): Change to rotate_imm.
11271 (extr<mode>5_insn_alt): Likewise.
11272 (extrsi5_insn_uxtw): Likewise.
11273 (extrsi5_insn_uxtw_alt): Likewise.
11275 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
11277 * doc/tm.texi: Regenerate.
11278 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
11279 (TARGET_INVALID_RETURN_TYPE): Remove.
11280 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
11281 TARGET_INVALID_RETURN_TYPE.
11282 * target.def (invalid_parameter_type): Remove.
11283 (invalid_return_type): Remove.
11285 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
11287 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
11288 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
11290 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
11292 (preserve_function_body_p): No need to preserve function body
11293 * cif-codes.def (CIF_THUNK): Remove.
11294 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
11296 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
11298 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
11300 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
11302 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
11305 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
11307 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
11308 (inline_small_functions): Do not look for function symbol when
11311 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
11313 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
11316 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
11317 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11318 Jiong Wang <jiong.wang@arm.com>
11320 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
11321 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
11322 Define __ARM_FP16_ARGS when appropriate.
11323 * config/arm/arm.c (arm_invalid_parameter_type): Remove
11325 (arm_invalid_return_type): Likewise.
11326 (TARGET_INVALID_PARAMETER_TYPE): Remove.
11327 (TARGET_INVALID_RETURN_TYPE): Remove.
11328 (aapcs_vfp_sub_candidate): Allow HFmode.
11329 (aapcs_vfp_allocate): Add comment. Support HFmode.
11330 (aapcs_vfp_allocate_return_reg): Likewise.
11331 (struct aapcs_cp_arg_layout): Slightly reword comments for
11332 is_return_candidate and allocate_return_reg.
11333 (output_mov_vfp): Update assert.
11334 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
11336 (arm_invalid_parameter_type): Remove.
11337 (amr_invalid_return_type): Remove.
11338 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
11339 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
11340 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
11342 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
11344 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
11345 * config/aarch64/arch64-protos.h
11346 (aarch64_legitimize_reload_address): Remove.
11347 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
11350 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
11352 * configure.ac: Add ACX_NONCANONICAL_HOST.
11353 * configure: Regenerate.
11354 * Makefile.in: Set host_noncanonical.
11356 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
11359 * config/i386/i386.md (*movtf_internal): Before register allocation,
11360 do not allow FP constants for CM_MEDIUM memory model, allow only
11361 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
11362 (*movxf_internal): Ditto.
11363 (*movdf_internal): Ditto.
11364 (*movsf_internal): Ditto.
11366 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
11368 PR rtl-optimization/67483
11369 * combine.c (make_compound_operation): Don't call extract_left_shift
11370 with negative shift amounts.
11372 2016-05-13 Jakub Jelinek <jakub@redhat.com>
11375 * fold-const.c (fold_checksum_tree): Allow modification
11376 of TYPE_ALIAS_SET during folding.
11378 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
11379 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
11380 (ix86_split_to_parts): Likewise. Fix up formatting.
11382 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
11384 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
11385 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
11388 2016-05-13 Nathan Sidwell <nathan@acm.org>
11390 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
11391 (nvptx_name_replacement): Delete.
11392 (write_fn_proto, write_fn_proto_from_insn,
11393 nvptx_output_call_insn): Remove nvptx_name_replacement call.
11394 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
11395 * langhooks.c (add_builtin_funcction_common): Call
11396 targetm.mangle_decl_assembler_name.
11398 * config/nvptx/nvptx.c (write_fn_proto): Handle
11399 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
11401 2016-05-13 Martin Liska <mliska@suse.cz>
11403 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
11404 and PRIu64 in printf format.
11406 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11408 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
11411 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11413 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
11414 Change --param max-completely-peeled-times to
11415 --param max-completely-peel-times in dump file printing.
11417 2016-05-13 Richard Biener <rguenther@suse.de>
11419 PR tree-optimization/42587
11420 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
11421 (find_bswap_or_nop_1): Likewise.
11422 (bswap_replace): Likewise.
11424 2016-05-13 Martin Liska <mliska@suse.cz>
11426 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
11427 Initialize a variable with default value.
11429 2016-05-13 Martin Liska <mliska@suse.cz>
11431 * doc/invoke.texi: Enhance explanation of error recovery
11434 2016-05-13 Martin Liska <mliska@suse.cz>
11436 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
11437 (struct cost_pair): Change inv_expr_id (int) to inv_expr
11438 (iv_inv_expr_ent *).
11439 (struct iv_inv_expr_ent): Comment struct fields.
11440 (sort_iv_inv_expr_ent): New function.
11441 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
11442 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
11443 a hash_map between iv_inv_expr_ent and number of usages.
11444 (niter_for_exit): Fix coding style.
11445 (tree_ssa_iv_optimize_init): Use renamed variable.
11446 (determine_base_object): Fix coding style.
11447 (alloc_iv): Likewise.
11448 (find_interesting_uses_outside): Likewise.
11449 (add_candidate_1): Likewise.
11450 (add_standard_iv_candidates): Likewise.
11451 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
11452 (prepare_decl_rtl): Fix coding style.
11453 (get_address_cost): Likewise.
11454 (get_shiftadd_cost): Likewise.
11455 (force_expr_to_var_cost): Likewise.
11456 (compare_aff_trees): Likewise.
11457 (get_expr_id): Restructure the function.
11458 (get_loop_invariant_expr_id): Renamed to
11459 get_loop_invariant_expr.
11460 (get_computation_cost_at): Replace usage of inv_expr_id with
11462 (get_computation_cost): Likewise.
11463 (determine_group_iv_cost_generic): Likewise.
11464 (determine_group_iv_cost_address): Likewise.
11465 (iv_period): Fix coding style.
11466 (iv_elimination_compare_lt): Likewise.
11467 (may_eliminate_iv): Likewise.
11468 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
11470 (determine_group_iv_costs): Dump invariant expressions.
11471 (iv_ca_recount_cost): Use the newly added hash_map.
11472 (iv_ca_set_remove_invariants): Fix coding style.
11473 (iv_ca_set_add_invariants): Fix coding style.
11474 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
11476 (iv_ca_set_cp): Likewise.
11477 (iv_ca_new): Initialize the newly added hash_map and remove
11478 initialization of fields.
11479 (iv_ca_free): Delete the hash_map.
11480 (iv_ca_dump): Dump invariant expressions.
11481 (iv_ca_extend): Fix coding style.
11482 (try_add_cand_for): Likewise.
11483 (create_new_ivs): Dump information about # of avg iterations and
11484 # of used invariant expressions.
11485 (rewrite_use_compare): Fix coding style.
11486 (free_loop_data): Set default value for max_inv_expr_id.
11488 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
11490 * cse.c (rest_of_handle_cse): Use cleanup_cfg
11491 returned value cse_cfg_altered computation.
11492 (rest_of_handle_cse2): Likewise.
11493 (rest_of_handle_cse_after_global_opts): Likewise.
11495 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11498 * config/arm/arm.c (arm32_output_mi_thunk): New.
11499 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
11500 to split Thumb1 vs TARGET_32BIT functionality.
11501 (arm_thumb1_mi_thunk): New.
11503 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11505 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
11508 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11511 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
11513 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
11515 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
11516 (expand_builtin_trap): Emit a regular call.
11517 (set_builtin_user_assembler_name): Remove obsolete cases.
11518 * dse.c (scan_insn): Adjust.
11519 * except.c: Include calls.h.
11520 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
11521 emit a regular call to setjmp.
11522 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
11523 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
11524 (emit_block_move_via_libcall): Delete.
11525 (block_move_fn): Delete.
11526 (init_block_move_fn): Likewise.
11527 (emit_block_move_libcall_fn): Likewise.
11528 (emit_block_op_via_libcall): New function.
11529 (set_storage_via_libcall): Tidy up and use memset builtin.
11530 (block_clear_fn): Delete.
11531 (init_block_clear_fn): Likewise.
11532 (clear_storage_libcall_fn): Likewise.
11533 (expand_assignment): Call emit_block_move_via_libcall.
11534 Do not include gt-expr.h.
11535 * expr.h (emit_block_op_via_libcall): Declare.
11536 (emit_block_copy_via_libcall): New inline function.
11537 (emit_block_move_via_libcall): Likewise.
11538 (emit_block_comp_via_libcall): Likewise.
11539 (block_clear_fn): Delete.
11540 (init_block_move_fn): Likewise.
11541 (init_block_clear_fn): Likewise.
11542 (emit_block_move_via_libcall): Likewise.
11543 (set_storage_via_libcall): Add default parameter value.
11544 * libfuncs.h (enum libfunc_index): Remove obsolete values.
11545 (abort_libfunc): Delete.
11546 (memcpy_libfunc): Likewise.
11547 (memmove_libfunc): Likewise.
11548 (memcmp_libfunc): Likewise.
11549 (memset_libfunc): Likewise.
11550 (setbits_libfunc): Likewise.
11551 (setjmp_libfunc): Likewise.
11552 (longjmp_libfunc): Likewise.
11553 (profile_function_entry_libfunc): Likewise.
11554 (profile_function_exit_libfunc): Likewise.
11555 (gcov_flush_libfunc): Likewise.
11556 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
11557 and DECL_VISIBILITY on the declaration.
11558 (init_optabs): Do not initialize obsolete libfuncs.
11559 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
11560 * tree-core.h (ECF_RET1): Define.
11561 (ECF_TM_PURE): Adjust.
11562 (ECF_TM_BUILTIN): Likewise.
11563 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
11564 (build_common_builtin_nodes): Initialize abort builtin.
11565 Add ECF_RET1 on memcpy, memmove and memset builtins.
11566 Pass final flags for alloca and alloca_with_align builtins.
11567 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
11569 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
11570 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
11571 set_storage_via_libcall and call emit_block_copy_via_libcall.
11573 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
11575 * config/i386/i386.md (*call_got_x32): Change operand 0 to
11576 DImode before it is passed to ix86_output_call_operand.
11577 (*call_value_got_x32): Ditto for operand 1.
11579 2016-05-12 Jiong Wang <jiong.wang@arm.com>
11581 PR rtl-optimization/70904
11582 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
11583 reload for wide mode.
11585 2016-05-12 Marek Polacek <polacek@redhat.com>
11588 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
11589 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
11590 * langhooks.h (incomplete_type_error): Likewise.
11591 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
11592 parameter, pass it down to incomplete_type_error.
11593 * tree.h (size_in_bytes): New inline overload.
11594 (size_in_bytes_loc): Renamed from size_in_bytes.
11596 2016-05-12 Richard Biener <rguenther@suse.de>
11598 PR tree-optimization/71059
11599 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
11600 nary before looking up or entering the expression into the VN
11602 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
11603 Make sure to re-use NARYs without result as inserted by
11606 2016-05-12 Richard Biener <rguenther@suse.de>
11608 PR tree-optimization/71062
11609 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11611 * tree-ssa-structalias.c (set_uids_in_ptset): Set
11612 vars_contains_restrict if the var is a restrict tag.
11613 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
11614 do not disambiguate pointers against it.
11615 (dump_points_to_solution): Re-structure and adjust for new
11616 vars_contains_restrict flag.
11617 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
11619 2016-05-12 Martin Liska <mliska@suse.cz>
11621 * doc/invoke.texi: Explain connection between
11622 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
11624 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
11626 PR tree-optimization/71006
11627 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
11628 consider COND_EXPR as a mask producer.
11630 2016-05-12 Marek Polacek <polacek@redhat.com>
11633 * opts.c (common_handle_option): Detect missing argument for --help^.
11635 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11638 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
11639 when popping the PC and within an interrupt handler routine.
11640 Add missing tab to output of "ldmfd".
11641 (output_return_instruction): Output LDMFD with SP update rather
11642 than POP when returning from interrupt handler.
11644 2016-05-12 Jakub Jelinek <jakub@redhat.com>
11646 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
11647 TARGET_64BIT && TARGET_AVX512DQ.
11648 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
11649 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
11650 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
11651 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
11652 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
11653 (*vec_extractv4si_zext): Add avx512dq alternative.
11654 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
11655 use v instead of x constraint in other alternatives where possible.
11657 * config/i386/sse.md (sse2_loadld): Use v instead of x
11658 constraint in alternatives 0,1,4.
11660 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
11661 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
11662 v constraints instead of x and <pinsr_evex_isa> isa attribute.
11665 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
11666 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
11667 is not emitted unless TARGET_AVX512BW.
11668 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
11669 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
11670 for the result operand.
11672 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
11673 constraint instead of x in avx alternatives. Use maybe_evex instead
11676 * config/i386/constraints.md (Yv): New constraint.
11677 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
11678 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
11679 * config/i386/i386.md (avx512fvecmode): New mode attr.
11680 (*pushtf): Use v constraint instead of x.
11681 (*movtf_internal): Likewise. For TARGET_AVX512VL and
11682 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
11683 (*absneg<mode>2): Use Yv constraint instead of x constraint.
11684 (*absnegtf2_sse): Likewise.
11685 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
11686 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
11687 avx512f alternatives.
11688 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
11690 2016-05-12 Richard Biener <rguenther@suse.de>
11692 PR tree-optimization/71060
11693 * tree-data-ref.c (initialize_data_dependence_relation): Do not
11694 require exact match of DR_BASE_OBJECT but only matching address and
11697 2016-05-12 Richard Biener <rguenther@suse.de>
11699 PR tree-optimization/70986
11700 * cfganal.c: Include cfgloop.h.
11701 (dfs_find_deadend): Prefer to take edges exiting loops.
11703 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11705 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
11706 compile and run time.
11708 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
11711 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
11713 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
11715 * config/i386/i386.c (legitimize_pic_address): Use
11716 copy_to_suggested_reg instead of gen_movsi.
11718 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11720 * config/rs6000/predicates.md (quad_memory_operand): Move most of
11721 the code into quad_address_p and call it to share code with
11722 vsx_quad_dform_memory_operand.
11723 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
11725 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
11726 bit instead of being a separate word. Split -mpower9-dform into
11727 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
11728 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
11729 for the register class supporting 128-bit quad word memory offsets.
11730 (mode_supports_vsx_dform_quad): Helper function to return if the
11731 register class uses quad word memory offsets.
11732 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
11733 (rs6000_debug_reg_global): Always print if we are using LRA or not.
11734 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
11735 instructions are enabled, set up the appropriate addr_masks for
11737 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
11738 -mpower9-dform-scalar, instead of -mpower9-dform.
11739 (rs6000_option_override_internal): Split -mpower9-dform into two
11740 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
11741 -mpower9-dform switch sets or clears both. If we are not using
11742 the LRA register allocator, do not enable -mpower9-dform-vector by
11743 default. If we are using LRA, enable -mpower9-dform-vector and
11744 -mvsx-timode if it is appropriate. Issue a warning if either
11745 -mpower9-dform-vector or -mvsx-timode are explicitly used without
11747 (quad_address_offset_p): New helper function to return if the
11748 offset is legal for quad word memory instructions.
11749 (quad_address_p): New function to determin if GPR or vector
11750 register quad word memory addresses are legal.
11751 (mem_operand_gpr): Validate quad word address offsets.
11752 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
11753 d-form (register + offset) instructions.
11754 (offsettable_ok_by_alignment): Likewise.
11755 (rs6000_legitimate_offset_address_p): Likewise.
11756 (legitimate_lo_sum_address_p): Likewise.
11757 (rs6000_legitimize_address): Likewise.
11758 (rs6000_legitimize_reload_address): Add more debug statements for
11760 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
11761 d-form instructions.
11762 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
11763 d-form instructions. Distinguish different cases in debug
11764 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
11765 d-form instructions.
11766 (rs6000_preferred_reload_class): Likewise.
11767 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
11768 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
11769 of the ISA 2.06 indexed memory instructions.
11770 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
11771 use them to save/restore the saved vector registers instead of
11772 using Altivec instructions.
11773 (rs6000_emit_epilogue): Likewise.
11774 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
11775 (rs6000_opt_masks): Split -mpower9-dform into
11776 -mpower9-dform-scalar and -mpower9-dform-vector.
11777 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
11779 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
11780 ISA 3.0 vector indexed memory instructions, and fold the code into
11781 the normal mov<mode> patterns.
11782 (p9_vecstore_<mode>): Likewise.
11783 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
11785 (vsx_movti_64bit): Likewise.
11786 (vsx_movti_32bit): Likewise.
11787 * config/rs6000/constraints.md (wO constraint): New constraint for
11788 ISA 3.0 vector d-form support.
11789 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
11790 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
11791 include -mpower9-dform-vector until we switch over to LRA.
11792 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
11793 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
11794 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
11795 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11796 for -mpower9-dform and -mlra.
11797 * doc/md.texi (wO constraint): Document wO constraint.
11799 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
11801 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
11802 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
11803 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
11804 Move handling of non-insn arguments inline into the sole user:
11805 (output_trans_func): ...here.
11806 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
11807 in emitted function prototype.
11808 (output_internal_insn_latency_func): Ditto. Simplify.
11809 (output_internal_maximal_insn_latency_func): Ditto. Delete
11810 always-unused argument.
11811 (output_insn_latency_func): Ditto.
11812 (output_maximal_insn_latency_func): Ditto.
11814 2016-05-11 Richard Biener <rguenther@suse.de>
11816 PR tree-optimization/71055
11817 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
11818 sth with precision not equal to access size verify we don't chop
11821 2016-05-11 Richard Biener <rguenther@suse.de>
11824 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
11825 (dwarf2out_finish): Move retry_incomplete_types call ...
11826 (dwarf2out_early_finish): ... here.
11828 2016-05-11 Richard Biener <rguenther@suse.de>
11830 PR middle-end/71002
11831 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
11832 if the langhook insists on it.
11833 * fold-const.c (make_bit_field_ref): Add arg for the original
11834 reference and preserve its alias-set.
11835 (decode_field_reference): Take exp by reference and adjust it
11836 to the original memory reference.
11837 (optimize_bit_field_compare): Adjust callers.
11838 (fold_truth_andor_1): Likewise.
11839 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
11841 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
11843 PR middle-end/70807
11844 * cfgrtl.h (delete_insn_and_edges): Now return bool.
11845 * cfgrtl.c (delete_insn_and_edges): Likewise.
11846 * config/i386/i386.c (convert_scalars_to_vector): Remove
11848 * cse.c (cse_insn): Compute cse_cfg_altered.
11849 (delete_trivially_dead_insns): Likewise.
11850 (cse_cc_succs): Likewise.
11851 (rest_of_handle_cse): Free dominance info if required.
11852 (rest_of_handle_cse2): Likewise.
11853 (rest_of_handle_cse_after_global_opts): Likewise.
11855 2016-05-11 Alan Modra <amodra@gmail.com>
11857 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
11858 abi_v4_pass_in_fpr): New functions.
11859 (rs6000_function_arg_boundary): Exclude complex IBM long double
11860 from 64-bit alignment when ABI_V4.
11861 (rs6000_function_arg, rs6000_function_arg_advance_1,
11862 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
11864 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
11866 PR rtl-optimization/71028
11867 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
11868 jump with just a return in the fallthrough block if the branch
11869 block contains just a return as well.
11871 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
11873 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
11874 * match.pd ((X & Y) ^ Y): ... this.
11875 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
11876 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
11878 2016-05-10 David Malcolm <dmalcolm@redhat.com>
11880 * read-md.c (require_char_ws): New function.
11881 (read_string): Simplify using require_char_ws.
11882 (handle_constants): Likewise.
11883 (handle_enum): Likewise.
11884 (handle_file): Likewise.
11885 * read-md.h (require_char_ws): New declaration.
11886 * read-rtl.c (read_conditions): Simplify using require_char_ws.
11887 (read_mapping): Likewise.
11888 (read_rtx_code): Likewise.
11889 (read_nested_rtx): Likewise.
11891 2016-05-10 James Norris <jnorris@codesourcery.com>
11893 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
11894 if offloading is enabled and -fopenacc or -fopenmp is specified.
11895 (CRTOFFLOADEND): Likewise.
11896 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
11897 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
11899 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
11901 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
11902 gotoff_operand code paths. Use copy_to_suggested_regs and
11903 expand_simple_binop where appropriate. Cleanup.
11905 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
11908 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
11910 (dimode_scalar_chain::vector_const_cost): New.
11911 (dimode_scalar_chain::compute_convert_gain): Handle constants.
11912 (dimode_scalar_chain::convert_op): Likewise.
11913 (dimode_scalar_chain::convert_insn): Likewise.
11915 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
11917 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
11918 unary operation, not a binary one.
11920 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
11922 PR middle-end/70877
11923 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
11924 calls with type casted fndecl.
11926 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
11928 PR tree-optimization/70786
11929 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
11930 * calls.c (initialize_argument_information): Bind bounds
11931 with corresponding args passed by reference.
11933 2016-05-10 Jakub Jelinek <jakub@redhat.com>
11936 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
11937 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
11938 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
11941 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11944 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
11945 code for a zero scale factor.
11946 (vsx_xvcvdpuxds_scale): Likewise.
11948 2016-05-10 David Malcolm <dmalcolm@redhat.com>
11950 * diagnostic-show-locus.c (layout::layout): Call show_ruler
11951 if show_ruler_p was set on the context.
11952 (layout::show_ruler): New method.
11953 * diagnostic.h (struct diagnostic_context): Add field
11956 2016-05-10 Richard Biener <rguenther@suse.de>
11958 PR tree-optimization/71039
11959 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
11960 (chk_uses): New function.
11961 (propagate_with_phi): Verify we can safely replicate the lhs of an
11962 aggregate assignment on all incoming edges.
11964 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
11966 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
11968 (rx_atomic_sequence): New class.
11969 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
11970 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
11972 (rx_atomic_sequence::rx_atomic_sequence,
11973 rx_atomic_sequence::~rx_atomic_sequence): New functions.
11974 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
11975 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
11976 CTRLREG_INTB): New constants.
11977 (FETCHOP): New code iterator.
11978 (fethcop_name, fetchop_name2): New iterator code attributes.
11979 (QIHI): New mode iterator.
11980 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
11981 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
11982 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
11984 2016-05-10 Martin Liska <mliska@suse.cz>
11986 * tree-inline.c (remap_dependence_clique): Do not remap
11987 debugging statements.
11989 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11991 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
11992 ("*fixuns_truncdfdi2_z13")
11993 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
11994 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
11995 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
11997 2016-05-10 Richard Biener <rguenther@suse.de>
11999 PR tree-optimization/70497
12000 PR tree-optimization/28367
12001 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
12003 (visit_reference_op_load): ... here.
12004 (vn_reference_lookup_3): Use it to handle subreg-like accesses
12005 with simplified BIT_FIELD_REFs.
12006 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
12007 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
12010 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
12012 * dwarf2out.c (add_abstract_origin_attribute): Adjust
12013 documentation comment. For BLOCK nodes, add a
12014 DW_AT_abstract_origin attribute that points to the DIE generated
12015 for the origin BLOCK.
12016 (gen_lexical_block_die): Call add_abstract_origin_attribute for
12017 blocks from inlined functions.
12019 2016-05-10 Alan Modra <amodra@gmail.com>
12022 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
12023 regrename modifying insns saving lr before __morestack call.
12024 * config/rs6000/rs6000.md (split_stack_return): Similarly for
12025 insns restoring lr after __morestack call.
12027 2016-05-09 Jakub Jelinek <jakub@redhat.com>
12029 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
12030 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
12032 * config/i386/sse.md (vec_interleave_high<mode>,
12033 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
12034 <avx512>_vpermt2var<mode>3_maskz): Likewise.
12036 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
12038 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
12039 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
12040 parallel reassociation for power8 and forward.
12042 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
12044 * config/i386/i386.md (absneg splitters with general regs): Use
12045 general_reg_operand predicate.
12046 (btsq peephole2): Use x86_64_immediate_operand to check if new
12047 value is suitable for immediate operand. Generate emitted insn
12048 using RTL expressions.
12049 (btcq peephole2): Ditto.
12050 (btrq peephole2): Ditto. Generate correct immediate operand
12053 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
12055 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
12058 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
12060 * tree-affine.c (wide_int_constant_multiple_p): Add missing
12061 pointer dereference.
12063 2016-05-09 Richard Biener <rguenther@suse.de>
12065 PR tree-optimization/70985
12066 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
12067 op0 isn't a gimple register.
12069 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
12071 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
12072 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
12073 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
12074 (i6400_fpu_mult): New cpu units.
12075 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
12076 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
12077 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
12078 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
12079 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
12080 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
12081 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
12082 (i6400_msa_long_float4, i6400_msa_long_float5)
12083 (i6400_msa_long_float8, i6400_msa_fdiv_df)
12084 (i6400_msa_fdiv_sf): New reservations.
12085 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
12086 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
12087 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
12088 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
12089 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
12090 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
12091 (msa_short_cmp, msa_short_float2, msa_short_logic3)
12092 (msa_short_store4, msa_long_load, msa_short_store)
12093 (msa_long_logic, msa_long_float2, msa_long_float4)
12094 (msa_long_float5, msa_long_float8, msa_long_mult)
12095 (msa_long_fdiv, msa_long_div): New reservations.
12097 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
12098 Sameera Deshpande <sameera.deshpande@imgtec.com>
12099 Matthew Fortune <matthew.fortune@imgtec.com>
12100 Graham Stott <graham.stott@imgtec.com>
12101 Chao-ying Fu <chao-ying.fu@imgtec.com>
12103 * config.gcc: Add MSA header file for mips*-*-* target.
12104 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
12105 (Ubv8i, Urv8): New constraints.
12106 * config/mips/mips-ftypes.def: Add function types for MSA
12108 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
12109 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
12110 * config/mips/mips-msa.md: New file.
12111 * config/mips/mips-protos.h
12112 (mips_split_128bit_const_insns): New prototype.
12113 (mips_msa_idiv_insns): Likewise.
12114 (mips_split_128bit_move): Likewise.
12115 (mips_split_128bit_move_p): Likewise.
12116 (mips_split_msa_copy_d): Likewise.
12117 (mips_split_msa_insert_d): Likewise.
12118 (mips_split_msa_fill_d): Likewise.
12119 (mips_expand_msa_branch): Likewise.
12120 (mips_const_vector_same_val_p): Likewise.
12121 (mips_const_vector_same_bytes_p): Likewise.
12122 (mips_const_vector_same_int_p): Likewise.
12123 (mips_const_vector_shuffle_set_p): Likewise.
12124 (mips_const_vector_bitimm_set_p): Likewise.
12125 (mips_const_vector_bitimm_clr_p): Likewise.
12126 (mips_msa_vec_parallel_const_half): Likewise.
12127 (mips_msa_output_division): Likewise.
12128 (mips_ldst_scaled_shift): Likewise.
12129 (mips_expand_vec_cond_expr): Likewise.
12130 * config/mips/mips.c (enum mips_builtin_type): Add
12131 MIPS_BUILTIN_MSA_TEST_BRANCH.
12132 (mips_gen_const_int_vector_shuffle): New prototype.
12133 (mips_const_vector_bitimm_set_p): New function.
12134 (mips_const_vector_bitimm_clr_p): Likewise.
12135 (mips_const_vector_same_val_p): Likewise.
12136 (mips_const_vector_same_bytes_p): Likewise.
12137 (mips_const_vector_same_int_p): Likewise.
12138 (mips_const_vector_shuffle_set_p): Likewise.
12139 (mips_symbol_insns): Forbid loading symbols via immediate for
12141 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
12143 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
12145 (mips_lx_address_p): Add support load indexed address for MSA.
12146 (mips_address_insns): Add calculation of instructions needed for
12147 stores and loads for MSA.
12148 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
12149 CONST_VECTOR for MSA and let it fall through.
12150 (mips_ldst_scaled_shift): New function.
12151 (mips_subword_at_byte): Likewise.
12152 (mips_msa_idiv_insns): Likewise.
12153 (mips_legitimize_move): Validate MSA moves.
12154 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
12155 calculation of costs for MSA division.
12156 (mips_split_move_p): Check if MSA moves need splitting.
12157 (mips_split_move): Split MSA moves if necessary.
12158 (mips_split_128bit_move_p): New function.
12159 (mips_split_128bit_move): Likewise.
12160 (mips_split_msa_copy_d): Likewise.
12161 (mips_split_msa_insert_d): Likewise.
12162 (mips_split_msa_fill_d): Likewise.
12163 (mips_output_move): Handle MSA moves.
12164 (mips_expand_msa_branch): New function.
12165 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
12166 Reinstate 'y' modifier.
12167 (mips_file_start): Add MSA .gnu_attribute.
12168 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
12170 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
12171 (mips_class_max_nregs): Add register size for MSA supported mode.
12172 (mips_cannot_change_mode_class): Allow conversion between MSA
12173 vector modes and TImode.
12174 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
12176 (mips_secondary_reload_class): Force MSA loads/stores via memory.
12177 (mips_preferred_simd_mode): Add preffered modes for MSA.
12178 (mips_vector_mode_supported_p): Add MSA supported modes.
12179 (mips_autovectorize_vector_sizes): New function.
12180 (mips_msa_output_division): Likewise.
12181 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
12182 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
12183 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
12184 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
12185 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
12186 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
12187 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
12188 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
12189 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
12190 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
12191 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
12192 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
12193 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
12194 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
12195 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
12196 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
12197 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
12198 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
12199 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
12200 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
12201 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
12202 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
12203 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
12204 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
12205 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
12206 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
12207 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
12208 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
12209 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
12210 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
12211 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
12212 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
12213 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
12214 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
12215 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
12216 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
12217 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
12218 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
12219 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
12220 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
12221 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
12222 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
12223 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
12224 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
12225 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
12226 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
12227 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
12228 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
12229 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
12230 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
12231 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
12232 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
12233 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
12234 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
12235 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
12236 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
12237 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
12238 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
12239 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
12240 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
12241 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
12242 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
12243 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
12244 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
12245 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
12246 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
12247 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
12248 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
12249 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
12250 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
12251 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
12252 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
12253 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
12254 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
12255 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
12256 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
12257 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
12258 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
12259 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
12260 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
12261 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
12262 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
12263 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
12264 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
12265 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
12266 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
12267 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
12268 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
12269 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
12270 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
12271 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
12272 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
12273 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
12274 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
12275 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
12276 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
12277 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
12278 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
12279 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
12280 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
12281 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
12282 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
12283 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
12284 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
12285 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
12286 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
12287 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
12288 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
12289 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
12290 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
12291 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
12292 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
12293 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
12294 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
12295 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
12296 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
12297 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
12298 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
12299 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
12300 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
12301 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
12302 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
12303 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
12304 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
12305 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
12306 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
12307 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
12308 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
12309 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
12310 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
12311 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
12312 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
12313 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
12314 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
12315 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
12316 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
12317 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
12318 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
12319 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
12320 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
12321 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
12322 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
12323 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
12324 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
12325 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
12326 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
12327 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
12328 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
12329 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
12330 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
12331 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
12333 (mips_get_builtin_decl_index): New array.
12334 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
12335 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
12336 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
12337 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
12338 (mips_init_builtins): Initialize mips_get_builtin_decl_index
12340 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
12342 (mips_expand_builtin_insn): Prepare operands for
12343 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
12344 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
12345 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
12346 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
12347 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
12348 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
12349 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
12350 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
12351 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
12352 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
12353 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
12354 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
12355 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
12356 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
12357 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
12358 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
12359 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
12360 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
12361 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
12362 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
12363 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
12364 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
12365 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
12366 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
12367 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
12368 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
12369 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
12370 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
12371 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
12372 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
12373 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
12374 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
12375 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
12376 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
12377 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
12378 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
12379 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
12380 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
12381 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
12382 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
12383 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
12384 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
12385 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
12386 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
12387 These are set implicitly and an error is reported if overridden.
12388 (mips_expand_builtin_msa_test_branch): New function.
12389 (mips_expand_msa_shuffle): Likewise.
12390 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
12391 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
12392 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
12393 (mips_expand_vec_unpack): Add support for MSA.
12394 (mips_expand_vector_init): Likewise.
12395 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
12396 instead of const0_rtx.
12397 (mips_msa_vec_parallel_const_half): New function.
12398 (mips_gen_const_int_vector): Likewise.
12399 (mips_gen_const_int_vector_shuffle): Likewise.
12400 (mips_expand_msa_cmp): Likewise.
12401 (mips_expand_vec_cond_expr): Likewise.
12402 * config/mips/mips.h
12403 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
12404 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
12406 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
12407 (ISA_HAS_MSA): New macro.
12408 (UNITS_PER_MSA_REG): Likewise.
12409 (BITS_PER_MSA_REG): Likewise.
12410 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
12411 (MSA_REG_FIRST): New macro.
12412 (MSA_REG_LAST): Likewise.
12413 (MSA_REG_NUM): Likewise.
12414 (MSA_REG_P): Likewise.
12415 (MSA_REG_RTX_P): Likewise.
12416 (MSA_SUPPORTED_MODE_P): Likewise.
12417 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
12418 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
12419 * config/mips/mips.md: Include mips-msa.md.
12420 (alu_type): Add simd_add.
12421 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
12422 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
12423 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
12424 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
12425 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
12426 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
12427 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
12428 simd_move, simd_load, simd_store. Choose "multi" for moves
12430 (qword_mode): New attribute.
12431 (insn_count): Add instruction count for quad moves.
12432 Increase the count for MIPS SIMD division.
12433 (UNITMODE): Add UNITMODEs for vector types.
12434 (addsub): New code iterator.
12435 * config/mips/mips.opt (mmsa): New option.
12436 * config/mips/msa.h: New file.
12437 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
12439 * config/mips/mti-linux.h: Likewise.
12440 * config/mips/predicates.md
12441 (const_msa_branch_operand): New constraint.
12442 (const_uimm3_operand): Likewise.
12443 (const_uimm4_operand): Likewise.
12444 (const_uimm5_operand): Likewise.
12445 (const_uimm8_operand): Likewise.
12446 (const_imm5_operand): Likewise.
12447 (aq10b_operand): Likewise.
12448 (aq10h_operand): Likewise.
12449 (aq10w_operand): Likewise.
12450 (aq10d_operand): Likewise.
12451 (const_m1_operand): Likewise.
12452 (reg_or_m1_operand): Likewise.
12453 (const_exp_2_operand): Likewise.
12454 (const_exp_4_operand): Likewise.
12455 (const_exp_8_operand): Likewise.
12456 (const_exp_16_operand): Likewise.
12457 (const_vector_same_val_operand): Likewise.
12458 (const_vector_same_simm5_operand): Likewise.
12459 (const_vector_same_uimm5_operand): Likewise.
12460 (const_vector_same_uimm6_operand): Likewise.
12461 (const_vector_same_uimm8_operand): Likewise.
12462 (par_const_vector_shf_set_operand): Likewise.
12463 (reg_or_vector_same_val_operand): Likewise.
12464 (reg_or_vector_same_simm5_operand): Likewise.
12465 (reg_or_vector_same_uimm6_operand): Likewise.
12466 * doc/extend.texi (MIPS SIMD Architecture Functions): New
12468 * doc/invoke.texi (-mmsa): Document new option.
12470 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12472 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
12473 * configure: Regenerate.
12474 * config.in: Regenerate.
12475 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
12476 on -fvtable-verify.
12477 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
12478 (ENDFILE_VTV_SPEC): Define.
12480 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
12482 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
12483 registers in all interrupt handlers if necessary.
12484 (rl78_option_override): Add warning.
12485 (MUST_SAVE_MDUC_REGISTERS): New macro.
12486 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
12487 * config/rl78/rl78.c (check_mduc_usage): New function.
12488 (mduc_regs): New structure to hold MDUC register data.
12489 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
12490 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
12491 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
12492 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
12493 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
12494 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
12496 2016-05-09 Bin Cheng <bin.cheng@arm.com>
12498 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
12499 (tree-ssa-loop-niter.h): Ditto.
12500 (idx_within_array_bound, ref_within_array_bound): New functions.
12501 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
12502 Factor out check on writable base object to ...
12503 (base_object_writable): ... here.
12505 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12507 * config/arm/arm.md (probe_stack): Add modes to set source
12510 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
12512 * regrename.c (base_reg_class_for_rename): New static function.
12513 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
12515 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
12517 * cgraph.c (thunk_adjust): Export.
12518 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
12519 * cgraphunit.c (thunk_adjust): Export.
12520 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
12522 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
12524 * tree-inline.c (expand_call_inline): Expand thunks inline.
12526 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
12529 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
12530 (*sse2_vd_cvtss2sd): Ditto.
12531 * config/i386/i386.md
12532 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
12533 Generate *sse2_vd_cvtsd2ss pattern.
12534 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
12535 Generate *sse2_vd_cvtss2sd pattern.
12537 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
12539 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
12540 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
12543 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
12545 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
12546 * config/sh/sh.c: Define and declare variables on first use throughout
12548 (current_function_interrupt): Change to bool type.
12549 (frame_insn): Rename to emit_frame_insn and update users.
12550 (push_regs): Use bool for 'interrupt_handler' argument.
12551 (save_schedule_s): Remove.
12552 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
12553 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
12554 targetm.asm_out.unaligned_op.di.
12555 (gen_far_branch): Remove redundant forward declaration.
12556 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
12557 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
12558 (sh_set_return_address, sh_function_ok_for_sibcall,
12559 scavenge_reg): Update comments.
12560 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
12561 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
12562 (sh_attr_renesas_p): Remove unnecessary parentheses.
12563 (branch_dest): Simplify.
12564 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
12565 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
12566 (CUMULATIVE_ARGS): Change macro to typedef.
12567 (current_function_interrupt): Change to bool type.
12568 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
12569 Surround with __cplusplus ifdef.
12570 (sh_compare_op0, sh_compare_op1): Remove.
12571 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
12573 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
12575 * config/arm/arm.md: (arch): Add neon.
12576 (arch_enabled): Return yes for arch neon when TARGET_NEON.
12577 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
12578 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
12579 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
12580 attributes for alt renumbering. Mark alt 3 as non-predicable.
12581 (thumb2_movdf_vfp): Likewise.
12583 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
12585 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
12586 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
12587 (*andqi_1): Add preferred_for_speed attribute to disparage
12588 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
12589 (*<code>qi_1): Ditto.
12590 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
12591 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
12592 (*ashlqi3_1): Ditto.
12593 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
12594 Add preferred_for_size attribute to disparage alternative 0 and
12595 preferred_for_speed attribute to disparage alternative 1 for
12596 TARGET_PARTIAL_REG_STALL targets.
12598 2016-05-07 Tom de Vries <tom@codesourcery.com>
12600 PR tree-optimization/70956
12601 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
12604 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
12606 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
12607 * config/sh/sh.c (sh_cbranch_distance): Implement it.
12608 * config/sh/sh.md (branch_zero): Remove define_attr.
12609 (define_delay): Disable delay slot if branch distance is one insn.
12611 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
12613 * config/i386/i386.md (LEAMODE): New mode attribute.
12614 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
12615 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
12616 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
12617 operand 2 predicate.
12618 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
12619 (*lea<mode>_general_3): Ditto.
12620 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
12622 2016-05-06 Jakub Jelinek <jakub@redhat.com>
12624 * genmddump.c (main): Convert argv from char ** to const char **.
12626 2016-05-06 David Malcolm <dmalcolm@redhat.com>
12628 * coretypes.h (OVERRIDE): New macro.
12629 (FINAL): New macro.
12631 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
12633 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
12634 allow coalescing if the types are compatible.
12636 2016-05-06 David Malcolm <dmalcolm@redhat.com>
12638 * pass_manager.h (pass_manager::register_pass_name): New method.
12639 (pass_manager::get_pass_by_name): New method.
12640 (pass_manager::create_pass_tab): New method.
12641 (pass_manager::m_name_to_pass_map): New field.
12642 * passes.c (name_to_pass_map): Delete global in favor of field
12643 "m_name_to_pass_map" of pass_manager.
12644 (register_pass_name): Rename from a function to...
12645 (pass_manager::register_pass_name): ...this method, updating
12646 for renaming of global "name_to_pass_map" to field
12647 "m_name_to_pass_map".
12648 (create_pass_tab): Rename from a function to...
12649 (pass_manager::create_pass_tab): ...this method, updating
12650 for renaming of global "name_to_pass_map" to field.
12651 (get_pass_by_name): Rename from a function to...
12652 (pass_manager::get_pass_by_name): ...this method.
12653 (enable_disable_pass): Convert use of get_pass_by_name to
12654 a method call, locating the pass_manager singleton.
12656 2016-05-06 David Malcolm <dmalcolm@redhat.com>
12658 * genattr-common.c (main): Convert argv from char ** to const char **.
12659 * genattr.c (main): Likewise.
12660 * genattrtab.c (main): Likewise.
12661 * genautomata.c (initiate_automaton_gen): Likewise.
12663 * gencodes.c (main): Likewise.
12664 * genconditions.c (main): Likewise.
12665 * genconfig.c (main): Likewise.
12666 * genconstants.c (main): Likewise.
12667 * genemit.c (main): Likewise.
12668 * genenums.c (main): Likewise.
12669 * genextract.c (main): Likewise.
12670 * genflags.c (main): Likewise.
12671 * genmddeps.c (main): Likewise.
12672 * genopinit.c (main): Likewise.
12673 * genoutput.c (main): Likewise.
12674 * genpeep.c (main): Likewise.
12675 * genpreds.c (main): Likewise.
12676 * genrecog.c (main): Likewise.
12677 * gensupport.c (init_rtx_reader_args_cb): Likewise.
12678 (init_rtx_reader_args): Likewise.
12679 * gensupport.h (init_rtx_reader_args_cb): Likewise.
12680 (init_rtx_reader_args): Likewise.
12681 * gentarget-def.c (main): Likewise.
12682 * read-md.c (read_md_files): Likewise.
12683 * read-md.h (read_md_files): Likewise.
12685 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
12687 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
12688 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
12689 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
12690 Remove unused predicate.
12691 (register_and_not_fp_reg_operand): Ditto.
12693 2016-05-06 Martin Liska <mliska@suse.cz>
12695 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
12696 instead of vec as the vector is local to the function.
12698 2016-05-06 Jakub Jelinek <jakub@redhat.com>
12700 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
12701 avx512bw alternative.
12703 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
12704 before the ashr<mode>3 pattern.
12706 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
12707 v instead of x in vex or maybe_vex alternatives, use
12708 maybe_evex instead of vex in prefix.
12710 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
12711 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
12712 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
12713 in vex or maybe_vex alternatives, use maybe_evex instead of vex
12716 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
12717 v instead of x in vex or maybe_vex alternatives, use
12718 maybe_evex instead of vex in prefix.
12720 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
12721 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
12722 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
12723 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
12724 alternatives, use maybe_evex instead of vex in prefix.
12726 * config/i386/sse.md (vec_interleave_lowv4sf,
12727 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
12728 v instead of x in vex or maybe_vex alternatives, use
12729 maybe_evex instead of vex in prefix.
12731 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
12732 v instead of x in vex or maybe_vex alternatives, use
12733 maybe_evex instead of vex in prefix.
12735 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
12736 v constraint instead of x.
12738 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
12740 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
12741 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
12744 2016-05-06 Richard Biener <rguenther@suse.de>
12746 PR tree-optimization/70948
12747 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
12748 Properly clobber all fields of va_list for __builtin_va_start.
12750 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
12753 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
12754 loop latch destination.
12756 2016-05-06 Martin Liska <mliska@suse.cz>
12758 * tree-ssa-uninit.c: Apply manual changes
12759 to the GNU coding style.
12760 (prune_uninit_phi_opnds): Rename from
12761 prune_uninit_phi_opnds_in_unrealizable_paths.
12763 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
12765 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
12766 mspace): Remove deprecated options.
12767 * doc/invoke.texi (SH options): Remove -mspace.
12769 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
12771 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
12773 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
12775 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
12776 corresponding combine split pattern.
12778 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
12781 * config/sh/predicates.md (long_displacement_mem_operand): New.
12782 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
12783 Add movi20, movi20s alternatives. Adjust length attribute for
12785 (movsi_ie): Allow for any FPU. Adjust length attribute for
12787 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
12788 attribute for alternatives.
12789 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
12790 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
12791 length attribute for alternatives.
12793 2016-05-06 Richard Biener <rguenther@suse.de>
12795 PR tree-optimization/70960
12796 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
12798 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
12801 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
12802 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
12804 2016-05-06 Marek Polacek <polacek@redhat.com>
12807 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
12809 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
12812 * config/sh/sh.md (*rotcr): Add another variant.
12814 2016-05-06 Richard Biener <rguenther@suse.de>
12816 PR middle-end/70931
12817 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
12819 2016-05-06 Richard Biener <rguenther@suse.de>
12821 PR middle-end/70941
12822 * fold-const.c (split_tree): Always convert to the original type
12825 2016-05-06 Richard Biener <rguenther@suse.de>
12827 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
12828 (fwprop_addr): Likewise.
12830 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
12833 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
12835 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
12836 * config/i386/i386.md (push mem splitter): Use find_constant_src in
12837 the splitter condition.
12838 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
12839 the splitter condition.
12840 (FP float_extend load splitter): Ditto.
12842 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
12844 * config/i386/i386.md (peehole2 patterns): Change true_regnum
12845 to REGNO in all peephole2 patterns.
12846 (post-reload splitters): Change true_regnum to REGNO in
12847 post-reload splitters.
12848 (zero_extend splitters): Use general_reg_operand and
12849 nonimmediate_gr_operand predicates.
12851 2016-05-05 Jakub Jelinek <jakub@redhat.com>
12853 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
12854 v constraint instead of x.
12856 2016-05-05 Alan Modra <amodra@gmail.com>
12859 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
12860 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
12861 TARGET_NO_FP_IN_TOC for -mrelocatable.
12862 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
12863 TARGET_RELOCATABLE test.
12864 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
12865 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
12866 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
12867 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
12868 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
12869 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
12870 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
12871 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
12872 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
12873 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
12875 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
12876 (rs6000_stack_info): Likewise.
12877 (rs6000_elf_asm_out_constructor): Likewise.
12878 (rs6000_elf_asm_out_destructor): Likewise.
12879 (rs6000_elf_declare_function_name): Likewise.
12880 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
12881 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
12884 2016-05-05 Alan Modra <amodra@gmail.com>
12886 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
12888 2016-05-05 Alan Modra <amodra@gmail.com>
12890 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
12891 out-of-line gpr restore for one or two regs if that would add
12894 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
12897 * config/i386/i386.md
12898 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
12899 Change to post-epilogue_completed late splitter. Use sse_reg_operand
12900 as operand 0 predicate.
12901 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
12903 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
12904 Ditto. Emit the pattern using RTX.
12906 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
12907 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
12908 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
12909 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
12911 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
12912 sse_reg_operand as operand 0 predicate.
12914 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
12915 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
12916 instead of gen_rtx_REG.
12917 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
12920 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
12922 * function.c (emit_use_return_register_into_block): Delete.
12923 (gen_return_pattern): Delete.
12924 (emit_return_into_block): Delete.
12925 (active_insn_between): Delete.
12926 (convert_jumps_to_returns): Delete.
12927 (emit_return_for_exit): Delete.
12928 (thread_prologue_and_epilogue_insns): Delete all code dealing with
12929 simple_return for shrink-wrapped blocks.
12930 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
12931 end of blocks that need one.
12932 (get_unconverted_simple_return): Delete.
12933 (convert_to_simple_return): Delete.
12934 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
12935 (convert_to_simple_return): Ditto.
12937 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
12939 * cfgcleanup.c (bb_is_just_return): New function.
12940 (try_optimize_cfg): Simplify jumps to return, branches to return,
12941 and branches around return.
12943 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
12945 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
12946 branch to a return.
12948 2016-05-04 Jakub Jelinek <jakub@redhat.com>
12952 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
12953 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
12954 assert flags & OEP_HASH_CHECK, instead of asserting it
12955 never happens. Handle TARGET_EXPR.
12956 * fold-const.c (operand_equal_p): For hash verification,
12957 or in OEP_HASH_CHECK into flags.
12959 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
12961 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
12963 (compute_samebase_partition_bases): Fix typo.
12965 2016-05-04 Jakub Jelinek <jakub@redhat.com>
12967 * config/i386/sse.md (vec_interleave_highv8sf,
12968 vec_interleave_lowv8sf, vec_interleave_highv4df,
12969 vec_interleave_lowv4df): Remove constraints from expanders.
12971 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
12973 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
12975 * tree-inline.c (expand_call_inline): Fix path dealing with
12976 making lhs of call statement undefined.
12978 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
12980 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
12981 Check availability on NODE, too.
12982 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
12983 (cgraph_node::call_for_symbol_and_aliases): Likewise.
12984 (varpool_node::call_for_symbol_and_aliase): Likewise.
12985 * ipa-pure-const.c (add_new_function): Analyze all bodies.
12986 (propagate_pure_const): Propagate across interposable functions, too.
12987 (skip_function_for_local_pure_const): Do not skip interposable bodies
12989 (pass_local_pure_const::execute): Update.
12991 2016-05-04 Marek Polacek <polacek@redhat.com>
12993 * doc/invoke.texi: Document -Wdangling-else.
12995 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
12997 * config.gcc: Error out when conflicting multilib is detected. Do not
12998 loop over multilibs since no combination is legal.
13000 2016-05-04 Alan Modra <amodra@gmail.com>
13002 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
13003 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
13004 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
13007 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
13009 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
13010 Clean up p5600 comments.
13012 2016-05-04 Richard Biener <rguenther@suse.de>
13014 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
13015 constructor simplifications.
13016 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
13018 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
13020 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
13021 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
13022 result.set_rtx is null instead of aborting.
13023 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
13025 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
13026 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
13027 *mov<mode>_store_postinc): New patterns.
13029 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
13031 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
13032 as commutative. Check both conversions are NOP.
13033 ((A & B) OP (C & B)): Remove.
13035 2016-05-04 Alan Modra <amodra@gmail.com>
13037 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
13039 2016-05-04 Alan Modra <amodra@gmail.com>
13042 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
13043 when cr2,3,4 are all fixed regs.
13045 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
13047 PR rtl-optimization/57193
13048 * opts.c (default_options_table): Revert OPT_frename_registers change.
13049 * doc/invoke.texi (-frename-registers, -O2): Likewise.
13051 2016-05-03 Martin Sebor <msebor@redhat.com>
13054 * builtins.c (fold_builtin_FILE): New function.
13055 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
13056 (fold_builtin_0): Call them.
13057 * gimplify.c (gimplify_call_expr): Remove the handling of
13058 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
13061 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
13062 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
13066 * doc/extend.texi (Function Names as Strings): Update __func__,
13067 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
13070 2016-05-03 Jakub Jelinek <jakub@redhat.com>
13071 Richard Biener <rguenther@suse.de>
13073 PR tree-optimization/70916
13074 * tree-if-conv.c: Include cfganal.h.
13075 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
13076 and remove_fake_exit_edges around the optimization pass.
13078 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
13080 * cgraph.c (symbol_table::create_edge): Set inline_failed.
13081 (cgraph_edge::make_direct): Likewise.
13082 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
13083 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
13084 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
13085 (CIF_THUNK): New code.
13086 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
13087 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
13088 (compute_inline_parameters): Set inline_failed for thunks.
13089 (inline_analyze_function): Cleanup.
13090 * ipa-inline.c (can_inline_edge_p): Do not deal with
13091 call_stmt_cannot_inline_p.
13092 (can_early_inline_edge_p): Likewise.
13093 (early_inliner): Initialize inline_failed.
13094 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
13096 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
13098 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
13099 from nonimm_ssenomem_operand.
13100 (nonimm_ssenomem_operand): New predicate.
13101 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
13102 as operand 0 predicate.
13103 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
13104 Disable unsupported alternatives using "enabled" attribute.
13105 Use register_ssemem_operand as operand 0 predicate.
13106 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
13108 2016-05-03 Marek Polacek <polacek@redhat.com>
13111 * input.c (expansion_point_location): New function.
13112 * input.h (expansion_point_location): Declare.
13114 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
13116 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
13117 occurence with frame_offset_ ones.
13119 2016-05-03 Alan Modra <amodra@gmail.com>
13121 PR rtl-optimization/70890
13122 * ira.c (combine_and_move_insns): When moving def_insn, remove
13123 equivs on use_insn.
13125 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
13127 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
13128 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
13129 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
13130 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
13132 2016-05-03 Alan Modra <amodra@gmail.com>
13134 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
13135 for SAVE_MULTIPLE/STORE_MULTIPLE.
13137 2016-05-03 Jakub Jelinek <jakub@redhat.com>
13139 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
13140 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
13142 2016-05-03 Richard Biener <rguenther@suse.de>
13144 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
13146 (gimplify_arg): Likewise.
13147 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
13148 re-writing the result to a decl if required.
13149 (internal_get_tmp_var): Add allow_ssa parameter
13150 and override into_ssa with it.
13151 (get_formal_tmp_var): Adjust.
13152 (get_initialized_tmp_var): Add allow_ssa parameter.
13153 (gimplify_arg): Add allow_ssa parameter and avoid generating
13154 SSA names for the result false.
13155 (gimplify_call_expr): If the call may return twice do not
13156 gimplify parameters into SSA.
13157 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
13158 (gimplify_modify_expr): Adjust assert. For noreturn calls
13159 with a SSA name LHS adjust its def.
13160 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
13161 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
13162 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
13163 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
13164 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
13165 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
13166 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
13167 (optimize_target_teams): Do not allow SSA names for clause operands.
13168 (gimplify_expr): Likewise for where we mark the result addressable.
13169 * passes.def (pass_init_datastructures): Remove.
13170 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
13171 (rewrite_stmt): Likewise.
13172 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
13173 (replace_locals_op): Replace SSA names.
13174 (copy_gimple_seq_and_replace_locals): Init src_cfun.
13175 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
13176 * cgraph.c (release_function_body): Free CFG annotations only
13177 when we have a CFG. Simplify.
13178 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
13179 force_gimple_operand instead of get_initialized_tmp_var.
13180 * tree-pass.h (make_pass_init_datastructures): Remove.
13181 * tree-ssa.c (execute_init_datastructures): Remove.
13182 (pass_data_init_datastructures): Likewise.
13183 (class pass_init_datastructures): Likewise.
13184 (make_pass_init_datastructures): Likewise.
13185 * omp-low.c (create_omp_child_function): Init SSA data structures.
13186 (grid_expand_target_grid_body): Likewise.
13187 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
13188 name before adding it to names_to_release.
13189 (remove_bb): Always release SSA defs.
13190 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
13191 before dereferencing it.
13192 * cgraphunit.c (init_lowered_empty_function): Always
13193 int SSA data structures.
13194 * tree-ssanames.c (release_defs): Remove assert that we are in
13196 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
13198 2016-05-03 Jakub Jelinek <jakub@redhat.com>
13199 Uros Bizjak <ubizjak@gmail.com>
13201 PR rtl-optimization/70467
13202 * config/i386/predicates.md (x86_64_hilo_int_operand,
13203 x86_64_hilo_general_operand): New predicates.
13204 * config/i386/constraints.md (Wd): New constraint.
13205 * config/i386/i386.md (mode attr di): Use Wd instead of e.
13206 (general_hilo_operand): New mode attr.
13207 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
13208 instead of <general_operand>.
13209 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
13210 x86_64_hilo_general_operand instead of <general_operand>.
13212 2016-05-03 Jakub Jelinek <jakub@redhat.com>
13214 PR tree-optimization/70916
13215 * tree-if-conv.c (constant_or_ssa_name): Removed.
13216 (fold_build_cond_expr): Use is_gimple_val instead of
13217 constant_or_ssa_name.
13219 PR tree-optimization/70916
13220 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
13221 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
13224 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
13225 (optimize_atomic_bit_test_and): New function.
13226 (pass_fold_builtins::execute): Use it.
13227 * optabs.def (atomic_bit_test_and_set_optab,
13228 atomic_bit_test_and_complement_optab,
13229 atomic_bit_test_and_reset_optab): New optabs.
13230 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
13231 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
13232 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
13233 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
13234 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
13235 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
13236 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
13237 * doc/md.texi (atomic_bit_test_and_set@var{mode},
13238 atomic_bit_test_and_complement@var{mode},
13239 atomic_bit_test_and_reset@var{mode}): Document.
13240 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
13241 atomic_bit_test_and_complement<mode>,
13242 atomic_bit_test_and_reset<mode>): New expanders.
13243 (atomic_bit_test_and_set<mode>_1,
13244 atomic_bit_test_and_complement<mode>_1,
13245 atomic_bit_test_and_reset<mode>_1): New insns.
13247 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
13249 PR rtl-optimization/70687
13250 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
13251 instead of unsigned HOST_WIDE_INT.
13253 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
13255 PR rtl-optimization/44281
13256 * hard-reg-set.h (struct target_hard_regs): New field
13257 x_fixed_nonglobal_reg_set.
13258 (fixed_nonglobal_reg_set): New macro.
13259 * reginfo.c (init_reg_sets_1): Initialize it.
13260 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
13262 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
13264 2016-05-03 Bin Cheng <bin.cheng@arm.com>
13266 PR tree-optimization/56541
13267 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
13268 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
13269 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
13270 (any_complicated_phi): new static variable.
13271 (aggressive_if_conv): delete.
13272 (if_convertible_phi_p): support phis with more than two arguments.
13273 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
13274 critical pred edges.
13275 (ifcvt_split_critical_edges): support phis with more than two
13276 arguments by checking new parameter. only split critical edges
13278 (tree_if_conversion): handle simd pragma marked loop using new
13279 local variable aggressive_if_conv. check any_complicated_phi.
13281 2016-05-03 Bin Cheng <bin.cheng@arm.com>
13283 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
13286 2016-05-03 Bin Cheng <bin.cheng@arm.com>
13288 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
13291 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
13293 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
13294 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
13295 define_insn_and_split.
13296 (mulsi3_i): New define_insn_and_split.
13297 (mulsi3_call): Convert to define_insn.
13298 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
13299 Remove constraints.
13301 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13303 * machmode.h (mode_complex): Add support to give the complex mode
13305 (GET_MODE_COMPLEX_MODE): Likewise.
13306 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
13307 stored by build_complex_type and gfc_build_complex_type instead of
13308 trying to figure out the appropriate mode based on the size. Raise
13309 an assertion error, if the type was not set.
13310 * genmodes.c (struct mode_data): Add field for the complex type of
13312 (blank_mode): Likewise.
13313 (make_complex_modes): Remember the complex mode created in the
13315 (emit_mode_complex): Write out the mode_complex array to map a
13316 type mode to the complex version.
13317 (emit_insn_modes_c): Likewise.
13318 * tree.c (build_complex_type): Set the complex type to use before
13319 calling layout_type.
13320 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
13321 support for __float128 complex datatypes.
13322 (rs6000_hard_regno_mode_ok): Likewise.
13323 (rs6000_setup_reg_addr_masks): Likewise.
13324 (rs6000_complex_function_value): Likewise.
13325 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
13326 __float128 and __ibm128 complex.
13327 (FLOAT128_IBM_P): Likewise.
13328 (ALTIVEC_ARG_MAX_RETURN): Likewise.
13329 * doc/extend.texi (Additional Floating Types): Document that
13330 -mfloat128 must be used to enable __float128. Document complex
13331 __float128 and __ibm128 support.
13333 2016-05-02 Jakub Jelinek <jakub@redhat.com>
13336 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
13337 char/short arguments promoted to int because of promote_prototypes.
13339 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
13341 * config/i386/predicates.md (register_ssemem_operand): New predicate.
13342 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
13343 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
13344 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
13345 alternatives using "enabled" attribute. Use register_ssemem_operand
13346 as operand 1 predicate.
13347 (*cmpi<unord>xf_i387): Split XFmode pattern from
13348 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
13349 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
13350 *absneg<mode>2_i387. Disable unsupported alternatives using
13351 "enabled" attribute.
13352 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
13354 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
13356 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
13358 (oacc_loop_process): Check mask for loop termination.
13360 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
13362 * cif-code.def (CIF_THUNK): Add.
13363 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
13366 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
13368 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
13369 (dump_inline_summary): Dump it.
13370 (fp_expression_p): New predicate.
13371 (estimate_function_body_sizes): Use it.
13372 (inline_merge_summary): Merge fp_expressions.
13373 (inline_read_section): Read fp_expressions.
13374 (inline_write_summary): Write fp_expressions.
13375 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
13376 codegen boundary if either caller or callee is !fp_expressions.
13377 * ipa-inline.h (inline_summary): Add fp_expressions.
13378 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
13379 to fp_expressions be sure the fp generation flags are updated.
13381 2016-05-02 Jakub Jelinek <jakub@redhat.com>
13383 PR rtl-optimization/70467
13384 * cse.c (cse_insn): Handle no-op MEM moves after folding.
13386 PR rtl-optimization/70467
13387 * ipa-pure-const.c (check_call): Handle internal calls even in
13388 ipa mode like in local mode.
13390 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
13392 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
13394 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
13396 * match.pd (X u< X, X u> X): New transformations.
13398 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
13400 * flag-types.h (enum warn_strict_overflow_code): Move ...
13401 * coretypes.h: ... here.
13402 * fold-const.h (fold_overflow_warning): Declare.
13403 * fold-const.c (fold_overflow_warning): Make non-static.
13404 (fold_comparison): Move the transformation of X +- C1 CMP C2
13405 into X CMP C2 -+ C1 ...
13406 * match.pd: ... here.
13407 * gimple-fold.c (fold_stmt_1): Protect with
13408 fold_defer_overflow_warnings.
13410 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
13412 * omp-low.c (struct oacc_loop): Add 'inner' field.
13413 (new_oacc_loop_raw): Initialize it to zero.
13414 (oacc_loop_fixed_partitions): Initialize it.
13415 (oacc_loop_auto_partitions): Partition outermost loop to outermost
13416 available partitioning.
13418 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
13420 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
13422 (umulsidi3): Likewise.
13423 (indirect_jump): Fix jump instruction assembly patterns.
13425 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
13428 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
13429 (nvptx_function_value): Assert non-NULL cfun.
13431 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
13433 PR rtl-optimization/70886
13434 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
13436 * cselib.h (rtx_equal_for_cselib_1): Declare.
13437 (rtx_equal_for_cselib_p: New inline function.
13438 * cselib.c (rtx_equal_for_cselib_p): Delete.
13439 (rtx_equal_for_cselib_1): Make public.
13441 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
13443 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
13444 (register_mixssei387nonimm_operand): Remove predicate.
13445 * config/i386/i386.md (*fop_<mode>_comm): Merge from
13446 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
13447 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
13448 for TARGET_MIX_SSE_I387 alternatives.
13449 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
13450 Disable unsupported alternatives using "enabled" attribute. Use
13451 nonimm_ssenomem_operand as operand 1 predicate. Also check
13452 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
13454 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
13456 * tree.c (cst_and_fits_in_hwi): Simplify.
13458 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
13460 * tree.h (wi::to_wide): New function.
13461 * expr.c (expand_expr_real_1): Use wi::to_wide.
13462 * fold-const.c (int_const_binop_1): Likewise.
13463 (extract_muldiv_1): Likewise.
13465 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
13467 * wide-int.h: Update offset_int and widest_int documentation.
13468 (WI_SIGNED_SHIFT_RESULT): New macro.
13469 (wi::binary_shift): Define signed_shift_result_type for
13470 shifts on offset_int- and widest_int-like types.
13471 (generic_wide_int): Support <<= and >>= if << and >> are supported.
13472 * tree.h (int_bit_position): Use shift operators instead of wi::
13474 * alias.c (adjust_offset_for_component_ref): Likewise.
13475 * expr.c (get_inner_reference): Likewise.
13476 * fold-const.c (fold_comparison): Likewise.
13477 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
13478 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
13479 * tree-dfa.c (get_ref_base_and_extent): Likewise.
13480 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
13481 (stmt_kills_ref_p): Likewise.
13482 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
13483 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
13484 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
13485 (ao_ref_init_from_vn_reference): Likewise.
13487 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
13489 * wide-int.h: Update offset_int and widest_int documentation.
13490 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
13491 (wi::binary_traits): Allow ordered comparisons between offset_int and
13492 offset_int, between widest_int and widest_int, and between either
13493 of these types and basic C types.
13494 (operator <, <=, >, >=): Define for the same combinations.
13495 * tree.h (tree_int_cst_lt): Use comparison operators instead
13496 of wi:: comparisons.
13497 (tree_int_cst_le): Likewise.
13498 * gimple-fold.c (fold_array_ctor_reference): Likewise.
13499 (fold_nonarray_ctor_reference): Likewise.
13500 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
13501 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
13502 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
13503 * tree-sra.c (completely_scalarize): Likewise.
13504 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
13505 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
13506 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
13507 (check_for_binary_op_overflow): Likewise.
13508 (search_for_addr_array): Likewise.
13509 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
13511 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
13513 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
13514 (arc_save_restore): Likewise.
13515 (arc_dwarf_register_span): Likewise.
13516 (arc_output_pic_addr_const): Initialize suffix variable.
13518 2016-05-02 Martin Liska <mliska@suse.cz>
13520 * symbol-summary.h (function_summary::function_summary):
13521 Remove checking assert for all cgraph nodes.
13522 (function_summary::get): Check summary_uid.
13523 (symtab_insertion): Check summary_uid.
13525 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
13527 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
13528 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
13529 bmaskn instruction.
13530 (arc_dwarf_register_span): Remove enum keyword.
13531 (compact_memory_operand_p): New function.
13532 * config/arc/arc.h (reg_class): Add code density register classes.
13533 (REG_CLASS_NAMES): Likewise.
13534 (REG_CLASS_CONTENTS): Likewise.
13535 * config/arc/arc.md (*movqi_insn): Add code density instructions.
13536 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
13537 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
13538 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
13539 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
13541 (h, Rcd, Rsd, Rzd): New register constraints.
13542 (T): Use compact_memory_operand_p function.
13543 * config/arc/predicates.md (compact_load_memory_operand): Remove.
13545 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
13547 * config/sh/sh.md (*negnegt, *movtt): Remove.
13549 2016-05-02 Marek Polacek <polacek@redhat.com>
13550 Tom de Vries <tom@codesourcery.com>
13552 PR tree-optimization/70700
13553 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
13554 bigger than FIRST_REF_NODE.
13556 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
13559 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
13561 (prepare_cbranch_operands): Don't use scratch register. Assume that
13562 function is used when pseudos can be created.
13563 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
13564 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
13565 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
13566 define_expand. Allow it only when pseudos can be created.
13567 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
13569 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
13571 * config/i386/constraints.md (BC): Only allow -1 operands.
13572 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
13573 Add "enabled" attribute. Update XI mode attribute calculation.
13574 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
13575 (*movoi_internal_avx): Update XI mode attribute calculation.
13576 (*movti_internal): Ditto.
13578 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
13580 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
13581 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
13583 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
13585 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
13586 statement on instruction code. Remove trailing spaces.
13587 (altivec_expand_stv_builtin): Likewise.
13589 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
13591 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
13592 (TARGET_FPU_DOUBLE): Simplify.
13593 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
13594 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
13595 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
13596 with 'TARGET_FPU_DOUBLE'.
13597 * config/sh/sh.md: Likewise.
13599 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
13601 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
13602 SH_DIV_STR_FOR_SIZE): Remove.
13603 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
13604 SH_DIV_STR_FOR_SIZE): Remove.
13606 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
13608 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
13609 logical_reg_operand): Delete.
13610 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
13611 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
13612 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
13613 match_operand and match_test.
13614 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
13615 variables on their first use. Return bool values.
13616 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
13617 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
13618 arith_reg_operand for input operand. Remove empty constraints.
13620 (*xorsi3_compact): Rename to xorsi3.
13621 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
13622 (*zero_extend<mode>si2_disp_mem): Update comment.
13625 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
13627 * config/sh/t-sh: Remove SH5 support.
13628 * config.gcc: Likewise.
13629 * configure: Likewise.
13631 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13633 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
13635 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
13637 * config/sh/sh.c (register_sh_passes, sh_option_override,
13638 sh_print_operand, prepare_move_operands,
13639 sh_can_follow_jump): Remove TARGET_SH1 checks.
13640 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
13641 PROMOTE_MODE): Likewise.
13642 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
13645 2016-04-30 Alan Modra <amodra@gmail.com>
13647 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
13648 restoring when fixed_reg_p, but allow out-of-line or stmw save.
13649 Check for user regs later to avoid unnecessary looping over regs.
13650 Merge user reg check with non-saved reg check. Don't force
13651 inline VR restore when static chain used.
13652 (rs6000_frame_related): Omit eh_frame info for user regs when
13654 (fixed_regs_p): Delete.
13656 2016-04-30 Alan Modra <amodra@gmail.com>
13658 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
13659 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
13662 2016-04-30 Alan Modra <amodra@gmail.com>
13665 * config/rs6000/rs6000.c (fixed_reg_p): New function.
13666 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
13669 2016-04-30 Alan Modra <amodra@gmail.com>
13671 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13672 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
13673 flag_pic test for Darwin.
13675 2016-04-30 Alan Modra <amodra@gmail.com>
13677 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
13678 throw_calls_crossed.
13679 (REG_FREQ_CALLS_CROSSED): Delete.
13680 (REG_N_THROWING_CALLS_CROSSED): Delete.
13681 * regstat.c (regstat_bb_compute_ri): Don't calculate
13682 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
13683 (dump_reg_info): Don't print call cross frequency.
13684 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
13685 and REG_N_THROWING_CALLS_CROSSED.
13687 2016-04-30 Alan Modra <amodra@gmail.com>
13689 * regs.h (struct reg_info_t): Delete live_length.
13690 (REG_LIVE_LENGTH): Delete macro.
13691 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
13692 local_live, local_processed and local_live_last_luid params.
13693 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
13695 (regstat_compute_ri): Adjust for above. Don't set
13697 (dump_reg_info): Don't print live length.
13698 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
13699 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
13700 Localize loop_depth var.
13702 2016-04-30 Alan Modra <amodra@gmail.com>
13704 * ira.c (enum valid_equiv): New.
13705 (validate_equiv_mem): Return enum.
13706 (update_equiv_mem): Create replacement in more cases.
13707 (add_store_equivs): Update validate_equiv_mem call.
13709 2016-04-30 Alan Modra <amodra@gmail.com>
13711 * ira.c (combine_and_move_insns): Rather than scanning insns,
13712 use DF infrastucture to find use and def insns.
13714 2016-04-30 Alan Modra <amodra@gmail.com>
13716 ira.c (combine_and_move_insns): Move invariant conditions..
13717 (ira.c): ..to here. Call combine_and_move_insns before
13718 add_store_equivs. Call grow_reg_equivs later. Allocate
13719 req_equiv later using max_reg_num() rather than global max_regno.
13720 (contains_replace_regs): Delete.
13721 (add_store_equivs): Remove contains_replace_regs test.
13723 2016-04-30 Alan Modra <amodra@gmail.com>
13725 * ira.c (struct equiv_mem_data): New.
13726 (equiv_mem, equiv_mem_modified): Delete static vars.
13727 (validate_equiv_mem_from_store): Use "data" param to communicate..
13728 (validate_equiv_mem): ..from here.
13730 2016-04-30 Alan Modra <amodra@gmail.com>
13732 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
13734 (update_reg_equivs): ..here. Move allocation and freeing of
13735 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
13736 end_alias_analysis to..
13739 2016-04-30 Alan Modra <amodra@gmail.com>
13741 * ira.c (pdx_subregs): Delete.
13742 (struct equivalence): Add pdx_subregs field.
13743 (set_paradoxical_subreg): Remove pdx_subregs param. Update
13744 pdx_subregs access.
13745 (update_equiv_regs): Don't create or free pdx_subregs. Update
13746 pdx_subregs access.
13748 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13750 * config/rs6000/altivec.h: Change definitions of vec_xl and
13752 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
13753 (LD_ELEMREV_V2DI): New.
13754 (LD_ELEMREV_V4SF): New.
13755 (LD_ELEMREV_V4SI): New.
13756 (LD_ELEMREV_V8HI): New.
13757 (LD_ELEMREV_V16QI): New.
13758 (ST_ELEMREV_V2DF): New.
13759 (ST_ELEMREV_V2DI): New.
13760 (ST_ELEMREV_V4SF): New.
13761 (ST_ELEMREV_V4SI): New.
13762 (ST_ELEMREV_V8HI): New.
13763 (ST_ELEMREV_V16QI): New.
13766 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13767 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
13768 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
13769 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
13770 (altivec_expand_builtin): Add handling for
13771 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
13772 (rs6000_invalid_builtin): Add error-checking for
13773 RS6000_BTM_P9_VECTOR.
13774 (altivec_init_builtins): Define builtins used to implement vec_xl
13776 (rs6000_builtin_mask_names): Define power9-vector.
13777 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
13778 (RS6000_BTM_P9_VECTOR): Define.
13779 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
13780 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
13781 (vsx_ld_elemrev_v2df): Likewise.
13782 (vsx_ld_elemrev_v4sf): Likewise.
13783 (vsx_ld_elemrev_v4si): Likewise.
13784 (vsx_ld_elemrev_v8hi): Likewise.
13785 (vsx_ld_elemrev_v16qi): Likewise.
13786 (vsx_st_elemrev_v2df): Likewise.
13787 (vsx_st_elemrev_v2di): Likewise.
13788 (vsx_st_elemrev_v4sf): Likewise.
13789 (vsx_st_elemrev_v4si): Likewise.
13790 (vsx_st_elemrev_v8hi): Likewise.
13791 (vsx_st_elemrev_v16qi): Likewise.
13792 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
13795 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
13797 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
13799 (simplify_control_stmt_condition_1): ... here. Recurse into
13800 BIT_AND_EXPRs and BIT_IOR_EXPRs.
13802 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
13805 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
13806 (zero_extendqi<mode>2_dot): Revert earlier conversion from
13807 define_insn_and_split to define_insn.
13808 (zero_extendqi<mode>2_dot2): Same.
13809 (extendqi<mode>2_dot): Same.
13810 (extendqi<mode>2_dot2): Same.
13812 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
13814 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
13815 (probe_stack): New expander.
13816 (probe_stack_<mode>): New insn pattern.
13818 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
13820 * config/i386/i386.md
13821 (operations with memory inputs setting flags peephole2):
13822 Remove uneeded REG_P checks. Cleanup pattern generation.
13824 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
13826 * tree-vect-loop.c (vect_transform_loop): Fix
13827 nb_iterations_upper_bound computation for vectorized loop.
13829 2016-04-29 Marek Polacek <polacek@redhat.com>
13830 Jakub Jelinek <jakub@redhat.com>
13833 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
13834 TARGET_EXPR_SLOT as a base.
13836 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
13838 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
13839 with 'rCm2' constraints to limit possible immediate size.
13840 (*load_zeroextendqisi_update): Likewise.
13841 (*load_signextendqisi_update): Likewise.
13842 (*loadhi_update): Likewise.
13843 (*load_zeroextendhisi_update): Likewise.
13844 (*load_signextendhisi_update): Likewise.
13845 (*loadsi_update): Likewise.
13846 (*loadsf_update): Likewise.
13848 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
13850 * config/i386/predicates.md (constm1_operand): Fix comparison.
13852 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
13854 * testsuite/gcc.target/arc/ieee_eq.c: New test.
13856 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
13858 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
13859 remaining SH5 related settings.
13860 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
13861 shmedia_prepare_call_address): Delete.
13862 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
13863 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
13864 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
13865 UNSUPPORTED_SH2A): Remove m5 checks.
13866 (sh_divide_strategy_e): Remove SH5 division strategies.
13867 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
13868 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
13870 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13872 * config/s390/s390.c (s390_rtx_costs): Update documentation.
13874 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13876 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
13877 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
13878 Change lder to ldr.
13879 * config/s390/vector.md ("mov<mode>"): Likewise.
13881 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
13883 * config/s390/constraints.md ("U", "W"): Invoke
13884 s390_mem_constraint with "ZR" and "ZT".
13885 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
13886 addresses when using LRA. Accept also short displacements for S
13887 and T constraints. Do not check for long displacement target for
13888 S and T constraints.
13889 (s390_mem_constraint): Remove handling of U and W constraints.
13890 * config/s390/s390.md (various patterns): Remove the short
13891 displacement constraints (Q and R) if a long displacement
13892 constraint is present. Add longdisp as required CPU capability.
13893 * config/s390/vector.md: Likewise.
13894 * config/s390/vx-builtins.md: Likewise.
13896 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13899 * reload1.c (reload): Call finish_spills before
13900 restarting reload loop. Skip select_reload_regs
13901 if update_eliminables_and_spill returns true.
13903 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
13905 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
13906 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
13907 (umulhisi3_imm): Update predicates and constraint letters.
13908 (umulhisi3_reg): Declare instruction as commutative.
13909 * config/arc/constraints.md (J12, J16): New constraints.
13910 * config/arc/predicates.md (short_unsigned_const_operand): New
13912 (arc_short_operand): Likewise.
13913 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
13915 2016-04-29 Richard Biener <rguenther@suse.de>
13917 PR tree-optimization/13962
13918 PR tree-optimization/65686
13919 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
13920 * tree-ssa-alias.c (ptrs_compare_unequal): New function
13921 using PTA to compare pointers.
13922 * match.pd: Add pattern for pointer equality compare simplification
13923 using ptrs_compare_unequal.
13925 2016-04-29 Richard Biener <rguenther@suse.de>
13927 * stor-layout.c (layout_type): Do not build a pointer-to-element
13930 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
13932 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
13933 Use SWI mode iterator. Use general_reg_operand predicate.
13934 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
13935 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
13938 2016-04-29 Jakub Jelinek <jakub@redhat.com>
13940 PR middle-end/70843
13941 * fold-const.c (operand_equal_p): Don't verify hash value equality
13943 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
13946 2016-04-28 Jakub Jelinek <jakub@redhat.com>
13949 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
13950 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
13951 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
13952 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
13953 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
13955 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
13957 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
13958 to info. Don't initialize separate fields to 0. Clean up
13961 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
13963 * config/i386/i386.md (peephole2s for operations with memory inputs):
13964 Use SWI mode iterator.
13965 (peephole2s for operations with memory outputs): Ditto.
13966 Do not check for stack checking probe.
13968 (probe_stack): Remove expander.
13970 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
13971 Andrew Burgess <andrew.burgess@embecosm.com>
13973 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
13974 operands as 32-bits.
13976 2016-04-28 Jason Merrill <jason@redhat.com>
13978 * gdbinit.in: Skip line-map.h.
13980 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
13981 Andrew Burgess <andrew.burgess@embecosm.com>
13983 * config/arc/arc.c (arc_conditional_register_usage): Take
13984 TARGET_RRQ_CLASS into account.
13985 (arc_print_operand): Support printing 'p' and 's' operands.
13986 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
13988 (TARGET_RRQ_CLASS): Define.
13989 (IS_POWEROF2_OR_0_P): Define.
13990 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
13992 (*tst_movb): New define_insn.
13993 (*tst): Avoid recognition if it could prevent '*tst_movb'
13994 combination; replace c/CnL with c/Chs alternative.
13995 (*tst_bitfield_tst): New define_insn.
13996 (*tst_bitfield_asr): New define_insn.
13997 (*tst_bitfield): New define_insn.
13998 (andsi3_i): Add Rrq variant.
13999 (extzv): New define_expand.
14000 (insv): New define_expand.
14001 (*insv_i): New define_insn.
14002 (*movb): New define_insn.
14003 (*movb_signed): New define_insn.
14004 (*movb_high): New define_insn.
14005 (*movb_high_signed): New define_insn.
14006 (*movb_high_signed + 1): New define_split pattern.
14007 (*mrgb): New define_insn.
14008 (*mrgb + 1): New define_peephole2 pattern.
14009 (*mrgb + 2): New define_peephole2 pattern.
14010 * config/arc/arc.opt (mbitops): New option for nps400, uses
14011 TARGET_NPS_BITOPS_DEFAULT.
14012 * config/arc/constraints.md (q): Make register class conditional.
14013 (Rrq): New register constraint.
14014 (Chs): New constraint.
14015 (Clo): New constraint.
14016 (Chi): New constraint.
14017 (Cbf): New constraint.
14018 (Cbn): New constraint.
14019 (C18): New constraint.
14020 (Cbi): New constraint.
14022 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
14024 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
14026 (bitmap_intersection_of_preds): Ditto.
14027 (bitmap_union_of_succs): Ditto.
14028 (bitmap_union_of_preds): Ditto.
14029 * sbitmap.c (do_popcount): Delete.
14030 (BITMAP_DEBUGGING): Delete.
14031 (sbitmap_verify_popcount): Delete.
14032 (sbitmap_alloc): Don't initialize the popcount field.
14033 (sbitmap_alloc_with_popcount): Delete.
14034 (sbitmap_resize): Don't resize the popcount array.
14035 (sbitmap_vector_alloc): Don't initialize the popcount field.
14036 (bitmap_copy): Don't copy the popcount array.
14037 (bitmap_clear): Don't clear the popcount array.
14038 (bitmap_clear): Delete the popcount array handling.
14039 (bitmap_ior_and_compl): Delete the popcount assert.
14040 (bitmap_not): Ditto.
14041 (bitmap_and_compl): Ditto.
14042 (bitmap_and): Delete the popcount array handling.
14043 (bitmap_xor): Ditto.
14044 (bitmap_ior): Ditto.
14045 (bitmap_or_and): Delete the popcount assert.
14046 (bitmap_and_or): Ditto.
14047 (popcount_table): Delete.
14048 (sbitmap_elt_popcount): Delete.
14049 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
14050 (bitmap_set_bit): Delete the popcount assert.
14051 (bitmap_clear_bit): Ditto.
14052 (sbitmap_free): Don't free the popcount array.
14053 (sbitmap_alloc_with_popcount): Delete declaration.
14054 (sbitmap_popcount): Ditto.
14056 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
14057 Andrew Burgess <andrew.burgess@embecosm.com>
14059 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
14060 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
14061 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
14062 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
14063 * config/arc/arc.opt (mcmem): New option.
14064 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
14065 supply length for r/m alternative.
14066 (*extendqisi2_ac): Likewise.
14067 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
14069 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
14070 (movhi_insn): Likewise.
14071 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
14072 (*zero_extendqihi2_i): Add r/Ucm alternative.
14073 (*zero_extendqisi2_ac): Likewise.
14074 (*zero_extendhisi2_i): Likewise.
14075 * config/arc/constraints.md (Uex): New memory constraint.
14076 (Ucm): New define_constraint.
14077 * config/arc/predicates.md (long_immediate_loadstore_operand):
14078 Return 0 for MEM with cmem_address address.
14079 (cmem_address_0): New predicates.
14080 (cmem_address_1): Likewise.
14081 (cmem_address_2): Likewise.
14082 (cmem_address): Likewise.
14084 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
14086 * config/rs6000/rs6000.c (machine_function): Rename
14087 insn_chain_scanned_p to spe_insn_chain_scanned_p.
14088 (rs6000_stack_info): Adjust.
14090 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
14091 Andrew Burgess <andrew.burgess@embecosm.com>
14093 * config/arc/constraints.md (Usd): Convert to define_constraint.
14097 2016-04-28 Jakub Jelinek <jakub@redhat.com>
14100 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
14101 Add new peephole2 where the first insn is *mov<mode>_or instead of
14102 *mov<mode>_internal.
14104 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
14106 * tracer.c (bb_seen): Make static.
14108 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
14110 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
14111 support, setup defaults.
14112 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
14113 * config/arc/arc.c (arc_init): Add NPS400 support.
14114 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
14115 (TARGET_ARC700): NPS400 is also an ARC700.
14116 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
14118 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
14121 * config/nds32/nds32.md (casesi): Don't access the operands array
14124 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
14126 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
14127 (or $-1,reg peephole2): Ditto.
14128 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
14130 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
14132 * doc/extend.texi (Common Function Attributes) [optimize]:
14133 Discourage use of the optimize attribute.
14135 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
14137 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
14138 special case builtin.
14139 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
14140 ALTIVEC_BUILTIN_VEC_ADDE.
14141 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
14142 support for ALTIVEC_BUILTIN_VEC_ADDE.
14143 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
14144 for __builtin_vec_adde.
14146 2016-04-28 Jakub Jelinek <jakub@redhat.com>
14148 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
14149 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
14151 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14154 * doc/sourcebuild.texi (Effective-Target Keywords, Other
14155 attributes): Document cilkplus_runtime.
14157 2016-04-28 Martin Jambor <mjambor@suse.cz>
14159 * tree-cfg.c (verify_expr): Verify that local declarations belong to
14160 this function. Call verify_expr on MEM_REFs and bases of other
14161 handled_components.
14163 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14165 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
14166 for WORD_REGISTER_OPERATIONS to runtime check.
14168 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
14170 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
14172 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
14174 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
14175 big-endian compilation.
14176 * config/arc/arc.md (addf3): Likewise.
14177 (subdf3): Likewise.
14178 (muldf3): Likewise.
14180 2016-04-28 Richard Biener <rguenther@suse.de>
14182 PR tree-optimization/70840
14183 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
14184 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
14185 Mark x * pow(x,c) -> pow(x,c+1) commutative.
14186 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
14188 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14190 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
14191 and explain why in a comment.
14193 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
14195 * config/arc/arc.md (cpu_facility): Add fpx variant.
14196 (subdf3): Prohibit use reverse sub when assist operations option
14198 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
14199 instructions only when FPX is enabled.
14200 * testsuite/gcc.target/arc/trsub.c: New test.
14202 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
14204 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
14205 mult_operator when calculating "type" attribute.
14206 (*fop_<mode>_1_i387): Ditto.
14207 (*fop_xf_1_i387): Ditto.
14208 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
14209 Use std::swap to swap operands. Use RTL expressions to generate
14212 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
14213 Joern Rennecke <joern.rennecke@embecosm.com>
14215 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
14217 (emit_pic_move): Remove.
14218 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
14219 * config/arc/arc.c (emit_pic_move): Removed.
14220 (TARGET_HAVE_TLS): Define.
14221 (arc_conditional_register_usage): Test for arc_tp_regno.
14222 (arc_print_operand, arc_print_operand_address): Handle TLS
14224 (arc_needs_pcl_p): New function.
14225 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
14226 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
14227 (arc_raw_symbolic_reference_mentioned_p): Likewise.
14228 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
14229 (arc_legitimize_tls_address): Likewise.
14230 (DTPOFF_ZERO_SYM): Define.
14231 (arc_legitimize_pic_address): Make it static, handle TLS cases.
14232 (arc_output_pic_addr_const): Print TLS unspecs.
14233 (prepare_pic_move): New function, replaces emit_pic_move.
14234 (arc_legitimate_constant_p): Handle TLS unspecs.
14235 (arc_legitimate_address_p): Likewise.
14236 (arc_rewrite_small_data_p): Use assert for TLS constants.
14237 (prepare_move_operands): Use prepare_pic_move.
14238 (arc_legitimize_address): Legitimize tls addresses.
14239 (arc_epilogue_uses): Check for arc_tp_regno.
14240 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
14241 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
14243 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
14245 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
14246 %(arc_tls_extra_start_spec).
14247 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
14248 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
14250 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
14251 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
14252 (UNSPEC_TLS_OFF): Add.
14254 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
14255 (get_thread_pointersi): New patterns.
14256 * config/arc/arc.opt (mtp-regno): New option.
14257 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
14258 (move_dest_operand): Likewise.
14259 * configure: Regenerate.
14260 * configure.ac: Add arc*-*-* case to test for tls.
14261 * doc/invoke.texi (ARC options): Document mtp-regno.
14263 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
14265 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
14266 the new ARC HS SIMD instructions.
14267 (arc_preferred_simd_mode): New function.
14268 (arc_autovectorize_vector_sizes): Likewise.
14269 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
14270 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
14271 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
14272 (arc_init_builtins): Add new SIMD builtin types.
14273 (arc_split_move): Handle 64 bit vector moves.
14274 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
14275 (TARGET_PLUS_QMACW): Define.
14276 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
14277 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
14278 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
14279 (VSUBADD4H): New builtins.
14280 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
14281 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
14283 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
14284 Matthias Klose <doko@debian.org>
14286 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
14288 2016-04-28 Richard Biener <rguenther@suse.de>
14290 PR middle-end/70777
14291 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
14294 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
14296 * common/config/sh/sh-common.c: Remove SH5 support.
14297 * config/sh/constraints.md: Likewise.
14298 * config/sh/config/sh/elf.h: Likewise.
14299 * config/sh/linux.h: Likewise.
14300 * config/sh/netbsd-elf.h: Likewise.
14301 * config/sh/predicates.md: Likewise.
14302 * config/sh/sh-c.c: Likewise.
14303 * config/sh/sh-protos.h: Likewise.
14304 * config/sh/sh.c: Likewise.
14305 * config/sh/sh.h: Likewise.
14306 * config/sh/sh.md: Likewise.
14307 * config/sh/sh.opt: Likewise.
14308 * config/sh/sync.md: Likewise.
14309 * config/sh/sh64.h: Delete.
14310 * config/sh/shmedia.h: Likewise.
14311 * config/sh/shmedia.md: Likewise.
14312 * config/sh/sshmedia.h: Likewise.
14313 * config/sh/t-netbsd-sh5-64: Likewise.
14314 * config/sh/t-sh64: Likewise.
14315 * config/sh/ushmedia.h: Likewise.
14317 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
14319 * config/i386/i386.md (sign_extend to memory peephole2s): Use
14320 general_reg_operand instead of register_operand predicate.
14322 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14324 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
14326 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
14328 * match.pd (A - B > A, A + B < A): New transformations.
14330 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
14332 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
14333 which defaults to true. Emit an outer pair of parentheses only if
14334 EMIT_PARENS. When continuing a chain of && or || (or & or |),
14335 don't emit parentheses for the right-hand operand.
14337 2016-04-27 Jeff Law <law@redhat.com>
14339 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
14341 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14343 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
14344 (altivec_lvx_<mode>_internal): Document.
14345 (altivec_lvx_<mode>_2op): New define_insn.
14346 (altivec_lvx_<mode>_1op): Likewise.
14347 (altivec_lvx_<mode>_2op_si): Likewise.
14348 (altivec_lvx_<mode>_1op_si): Likewise.
14349 (altivec_stvx_<mode>): Remove.
14350 (altivec_stvx_<mode>_internal): Document.
14351 (altivec_stvx_<mode>_2op): New define_insn.
14352 (altivec_stvx_<mode>_1op): Likewise.
14353 (altivec_stvx_<mode>_2op_si): Likewise.
14354 (altivec_stvx_<mode>_1op_si): Likewise.
14355 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14356 Expand vec_ld and vec_st during parsing.
14357 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
14359 (altivec_expand_stvx_be): Likewise.
14360 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
14361 address-masking behavior in RTL.
14362 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
14363 address-masking behavior in RTL.
14364 (altivec_expand_builtin): Change builtin code arguments for calls
14365 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
14366 (insn_is_swappable_p): Avoid incorrect swap optimization in the
14367 presence of lvx/stvx patterns.
14368 (alignment_with_canonical_addr): New function.
14369 (alignment_mask): Likewise.
14370 (find_alignment_op): Likewise.
14371 (recombine_lvx_pattern): Likewise.
14372 (recombine_stvx_pattern): Likewise.
14373 (recombine_lvx_stvx_patterns): Likewise.
14374 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
14375 stvx patterns from expand.
14376 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
14378 (vector_altivec_store_<mode>): Likewise.
14380 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
14382 * config/aarch64/aarch64.md
14383 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
14384 remove the "fp" attributes.
14385 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
14386 add the "simd" attributes.
14387 (*movdf_aarch64): Likewise.
14388 (*movtf_aarch64): Remove the "fp" attributes.
14389 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
14390 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
14392 2016-04-27 David Malcolm <dmalcolm@redhat.com>
14394 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
14395 rtx to rtx_code_label *.
14396 * rtl.h (maybe_set_first_label_num): Likewise.
14398 2016-04-27 David Malcolm <dmalcolm@redhat.com>
14400 * df-core.c (df_add_problem): Make the problem param be const.
14401 (df_remove_problem): Make local "problem" be const.
14402 * df-problems.c (problem_RD): Make const.
14403 (problem_LR): Likewise.
14404 (problem_LIVE): Likewise.
14405 (problem_MIR): Likewise.
14406 (problem_CHAIN): Likewise.
14407 (problem_WORD_LR): Likewise.
14408 (problem_NOTE): Likewise.
14409 (problem_MD): Likewise.
14410 * df-scan.c (problem_SCAN): Likewise.
14411 * df.h (struct df_problem): Make field "dependent_problem" be
14413 (struct dataflow): Likewise for field "problem".
14414 (df_add_problem): Make param const.
14416 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
14418 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
14419 inter-unit moves to/from vector registers are enabled. Do not disable
14422 2016-04-27 David Malcolm <dmalcolm@redhat.com>
14424 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
14425 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
14427 (enum df_problem_id): ...this new enum.
14428 (struct df_problem): Convert field "id" from "int" to
14429 enum df_problem_id.
14431 2016-04-27 David Malcolm <dmalcolm@redhat.com>
14433 * rtl.def: Update comment for "things in the instruction chain" to
14434 reflect the removal of the leading "i" field for INSN_UID in
14435 r210360. Fix bogus apostrophe.
14437 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
14439 * config/i386/i386.md
14440 (lea arith with mem operand + setcc peephole2): Set operator mode.
14442 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
14445 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
14446 (dimode_scalar_to_vector_candidate_p): This.
14447 (timode_scalar_to_vector_candidate_p): New function.
14448 (scalar_to_vector_candidate_p): Likewise.
14449 (timode_check_non_convertible_regs): Likewise.
14450 (timode_remove_non_convertible_regs): Likewise.
14451 (remove_non_convertible_regs): Likewise.
14452 (remove_non_convertible_regs): Renamed to ...
14453 (dimode_remove_non_convertible_regs): This.
14454 (scalar_chain::~scalar_chain): Make it virtual.
14455 (scalar_chain::compute_convert_gain): Make it pure virtual.
14456 (scalar_chain::mark_dual_mode_def): Likewise.
14457 (scalar_chain::convert_insn): Likewise.
14458 (scalar_chain::convert_registers): Likewise.
14459 (scalar_chain::add_to_queue): Make it protected.
14460 (scalar_chain::emit_conversion_insns): Likewise.
14461 (scalar_chain::replace_with_subreg): Likewise.
14462 (scalar_chain::replace_with_subreg_in_insn): Likewise.
14463 (scalar_chain::convert_op): Likewise.
14464 (scalar_chain::convert_reg): Likewise.
14465 (scalar_chain::make_vector_copies): Likewise.
14466 (scalar_chain::convert_registers): New pure virtual function.
14467 (class dimode_scalar_chain): New class.
14468 (class timode_scalar_chain): Likewise.
14469 (scalar_chain::mark_dual_mode_def): Renamed to ...
14470 (dimode_scalar_chain::mark_dual_mode_def): This.
14471 (timode_scalar_chain::mark_dual_mode_def): New function.
14472 (timode_scalar_chain::convert_insn): Likewise.
14473 (dimode_scalar_chain::convert_registers): Likewise.
14474 (scalar_chain::compute_convert_gain): Renamed to ...
14475 (dimode_scalar_chain::compute_convert_gain): This.
14476 (scalar_chain::replace_with_subreg): Renamed to ...
14477 (dimode_scalar_chain::replace_with_subreg): This.
14478 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
14479 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
14480 (scalar_chain::make_vector_copies): Renamed to ...
14481 (dimode_scalar_chain::make_vector_copies): This.
14482 (scalar_chain::convert_reg): Renamed to ...
14483 (dimode_scalar_chain::convert_reg ): This.
14484 (scalar_chain::convert_op): Renamed to ...
14485 (dimode_scalar_chain::convert_op): This.
14486 (scalar_chain::convert_insn): Renamed to ...
14487 (dimode_scalar_chain::convert_insn): This.
14488 (scalar_chain::convert): Call convert_registers.
14489 (convert_scalars_to_vector): Change to scalar_chain pointer to
14490 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
14491 in 32-bit mode. Delete scalar_chain pointer. Call
14492 free_dominance_info in 64-bit mode.
14493 (pass_stv::gate): Remove TARGET_64BIT check.
14494 (ix86_option_override): Put the 64-bit STV pass before the CSE
14497 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
14499 * dwarf2out.h (struct dw_loc_descr_node): Remove the
14500 dw_loc_frame_offset field.
14501 * dwarf2out.c (new_loc_descr): Likewise.
14502 (resolve_args_picking_1): Turn the VISITED hash set into a
14503 FRAME_OFFSET hash map. Use it to associate a frame offset to
14504 visited nodes. Remove uses of the CHECKING_P macro.
14505 (resolve_args_picking): Update call to resolve_args_picking_1.
14507 2016-04-27 Martin Liska <mliska@suse.cz>
14509 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
14510 (free_loop_data): Release vuses of groups.
14512 2016-04-27 Bin Cheng <bin.cheng@arm.com>
14514 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
14515 instead of redundant use_id and boolean have_use_for.
14516 (struct iv_use): Change sub_id into group_id. Remove field next.
14517 Move fields: related_cands, n_map_members, cost_map and selected
14519 (struct iv_group): ... here. New structure.
14520 (struct iv_common_cand): Use structure declaration directly.
14521 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
14522 (MAX_CONSIDERED_USES): Rename macro to ...
14523 (MAX_CONSIDERED_GROUPS): ... here.
14524 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
14525 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
14526 (dump_uses): Rename to ...
14527 (dump_groups): ... here. Update all uses.
14528 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
14529 (find_induction_variables): Refactor format of dump information.
14530 (record_sub_use): Delete.
14531 (record_use): Update all uses.
14532 (record_group): New function.
14533 (record_group_use, find_interesting_uses_op): Call above functions.
14535 (find_interesting_uses_cond): Ditto.
14536 (group_compare_offset): New function.
14537 (split_all_small_groups): Rename to ...
14538 (split_small_address_groups_p): ... here. Update all uses.
14539 (split_address_groups): Update all uses.
14540 (find_interesting_uses): Refactor format of dump information.
14541 (add_candidate_1): Update all uses. Remove redundant check on iv,
14543 (add_candidate, record_common_cand): Remove redundant assert.
14544 (add_iv_candidate_for_biv): Update use.
14545 (add_iv_candidate_derived_from_uses): Update all uses.
14546 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
14547 (alloc_use_cost_map): Ditto.
14548 (set_use_iv_cost, get_use_iv_cost): Rename to ...
14549 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
14550 (determine_use_iv_cost_generic): Ditto.
14551 (determine_group_iv_cost_generic): Ditto.
14552 (determine_use_iv_cost_address): Ditto.
14553 (determine_group_iv_cost_address): Ditto.
14554 (determine_use_iv_cost_condition): Ditto.
14555 (determine_group_iv_cost_cond): Ditto.
14556 (determine_use_iv_cost): Ditto.
14557 (determine_group_iv_cost): Ditto.
14558 (set_autoinc_for_original_candidates): Update all uses.
14559 (find_iv_candidates): Update all uses. Refactor dump information.
14560 (determine_use_iv_costs): Ditto.
14561 (determine_iv_costs): Ditto.
14562 (iv_ca_cand_for_use): Rename to ...
14563 (iv_ca_cand_for_group): ... here. Update all uses.
14564 (iv_ca_add_use, iv_ca_add_group): Ditto.
14565 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
14566 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
14567 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
14568 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
14569 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
14570 (create_new_iv, adjust_iv_update_pos): Ditto.
14571 (rewrite_use_address): Delete.
14572 (rewrite_use_address_1): Rename to ...
14573 (rewrite_use_address): ... here.
14574 (rewrite_use_compare): Update all uses.
14575 (rewrite_use): Delete.
14576 (rewrite_uses): Rename to ...
14577 (rewrite_groups): ... here. Update all uses.
14578 (remove_unused_ivs, free_loop_data): Update all uses.
14579 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
14581 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14583 * rtlanal.c (nonzero_bits1): Convert preprocessor check
14584 for WORD_REGISTER_OPERATIONS to runtime check.
14586 2016-04-27 Richard Biener <rguenther@suse.de>
14589 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
14590 aggregate_value_p to determine if a function result is
14591 returned by reference.
14592 (ipa_pta_execute): Functions having their address taken are
14593 not automatically nonlocal.
14595 2016-04-27 Jakub Jelinek <jakub@redhat.com>
14598 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
14599 * fold-const.c (operand_equal_p): If flag_checking and
14600 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
14601 and if it returns non-zero, assert iterative_hash_expr on both
14604 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
14606 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
14608 2016-04-27 Nick Clifton <nickc@redhat.com>
14610 PR middle-end/49889
14611 * varasm.c (merge_weak): Generate an error if an attempt is made
14612 to convert a non-weak static function into a weak, public function.
14614 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14616 * params.def (MAX_PARTITION_SIZE): New param.
14617 * doc/invoke.texi: Document lto-max-partition.
14619 2016-04-27 Richard Biener <rguenther@suse.de>
14622 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
14623 function cummulating used_from_other_partition, externally_visible
14624 and force_output from aliases.
14625 (refered_from_nonlocal_var): Likewise.
14626 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
14627 node flags properly.
14629 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
14631 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
14632 (-Wmemset-elt-size): New item.
14634 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
14637 * stor-layout.h (internal_reference_types): Delete.
14638 * stor-layout.c (reference_types_internal): Likewise.
14639 (internal_reference_types): Likewise.
14640 (layout_type) <REFERENCE_TYPE>: Adjust.
14642 2016-04-27 Jakub Jelinek <jakub@redhat.com>
14645 * tree.h (inchash::add_expr): Add FLAGS argument.
14646 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
14647 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
14648 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
14649 Formatting fix. Adjust recursive calls. For tcc_comparison,
14650 if swap_tree_comparison (code) is smaller than code, hash that
14651 and arguments in the other order. Hash CONVERT_EXPR the same
14652 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
14653 of ADDR_EXPR of decl as the decl itself. Add or remove
14654 OEP_ADDRESS_OF from recursive flags as needed. For
14655 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
14656 operands commutatively and only the third one normally.
14657 For internal CALL_EXPR hash in CALL_EXPR_IFN.
14659 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
14661 * config/rtems.h (LIB_SPEC): Add -latomic.
14663 2016-04-27 Joel Sherrill <joel@rtems.org>
14665 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
14666 xilink.ld and flags not relevant to RTEMS.
14668 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
14670 * toplev.c (backend_init_target): Avoid calling init_reload when using
14673 2016-04-26 Jakub Jelinek <jakub@redhat.com>
14675 * reorg.c (try_merge_delay_insns): Declare i and j inside the
14676 for loops rather than one for the whole function.
14678 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
14680 * match.pd (X + CST CMP X): New transformation.
14682 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
14684 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
14685 * fold-const.c (fold_binary_loc): Remove 2 transformations
14686 superseded by match.pd.
14687 * match.pd (x+x -> x*2): Generalize to integers.
14689 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
14691 * config/i386/i386.md (operation on memory peephole): Duplicate an
14692 existing peephole and adapt it to match lea rather than an operation
14695 PR rtl-optimization/57193
14696 * opts.c (default_options_table): Add OPT_frename_registers at -O2
14698 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
14700 2016-04-26 Bin Cheng <bin.cheng@arm.com>
14702 * tree-if-conv.c (any_pred_load_store): New static variable.
14703 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
14704 any_pred_load_store instead of and_mask_load_store.
14705 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
14706 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
14707 (combine_blocks, tree_if_conversion): Ditto.
14709 2016-04-26 Bin Cheng <bin.cheng@arm.com>
14711 PR tree-optimization/70771
14712 PR tree-optimization/70775
14713 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
14714 virtual PHI nodes. Delete parameter.
14715 (if_convertible_loop_p_1): Delete argument to above function.
14716 (predicate_all_scalar_phis): Delete code handling single-argument
14718 (tree_if_conversion): Mark and update virtual SSA.
14720 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14723 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
14724 (x86_elf_aligned_common): Rename to ...
14725 (x86_elf_aligned_decl_common): ... this.
14726 Add decl arg. Switch to .lbss for largecomm object. Use
14727 LARGECOMM_SECTION_ASM_OP.
14728 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
14730 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
14731 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
14733 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
14734 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
14736 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14739 * config/i386/i386.c (SECTION_LARGE): Define.
14740 (x86_64_elf_select_section): Set it for large data/bss sections.
14741 Only clear SECTION_WRITE for .lrodata.
14742 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
14744 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
14745 * varasm.c (default_elf_asm_named_section): Grow flagchars.
14746 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
14748 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
14749 * doc/tm.texi: Regenerate.
14751 2016-04-26 Jakub Jelinek <jakub@redhat.com>
14754 * configure.ac (--enable-checking): Document extra flag, for
14755 non-release builds default to --enable-checking=yes,extra.
14756 If misc checking and extra checking, define CHECKING_P to 2 instead
14758 * common.opt (fchecking=): Add.
14759 * doc/invoke.texi (-fchecking=): Document.
14760 * doc/install.texi: Document --enable-checking changes.
14761 * configure: Regenerated.
14762 * config.in: Regenerated.
14764 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
14766 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
14767 attribute instead of which_alternative.
14768 * config/i386/sse.md (*mov<mode>_internal): Ditto.
14769 Use EXT_REX_SSE_REG_P where appropriate.
14771 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
14773 * config/i386/predicates.md (const0_operand): Do not match
14774 const_wide_int code.
14775 (const1_operand): Ditto.
14777 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
14779 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
14780 for SSE constm1 operands and TARGET_AVX512VL.
14781 (*movti_internal): Ditto.
14782 (*mov<mode>_or): Use constm1_operand predicate.
14783 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
14784 for SSE vector_all_ones operands and TARGET_AVX512VL.
14785 * config/i386/predicates.md (constm1_operand): New predicate.
14786 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
14787 emission of constant -1 load.
14789 2016-04-25 Jason Merrill <jason@redhat.com>
14791 * gdbinit.in: Skip is-a.h.
14793 * attribs.c (register_scoped_attributes): Fix logic.
14794 * attribs.h: Declare register_scoped_attributes.
14796 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14798 * config/rs6000/rs6000-builtin.def: Correct pasto error for
14799 stxvd2x and stxvw4x built-in functions.
14801 2016-04-25 DJ Delorie <dj@redhat.com>
14803 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
14804 (ashrhi3): Likewise.
14805 (lshrhi3): Likewise.
14807 2016-04-25 Richard Biener <rguenther@suse.de>
14809 PR tree-optimization/70780
14810 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
14811 wasn't visited yet.
14812 (compute_antic): Mark blocks with abnormal preds as visited as
14813 they have a final empty antic-in solution already.
14815 2016-04-25 Michael Collison <michael.collison@linaro.org>
14817 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
14819 2016-04-25 Michael Collison <michael.collison@linaro.org>
14821 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
14822 mode is VQI to improve mixed mode vectorization.
14823 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
14824 define_insn to match low half of signed vaddw.
14825 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
14826 define_insn to match high half of signed vaddw.
14827 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
14828 define_insn to match low half of unsigned vaddw.
14829 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
14830 define_insn to match high half of unsigned vaddw.
14831 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
14832 (arm_simd_check_vect_par_cnst_half_p): Likewise.
14833 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
14835 (arm_simd_check_vect_par_cnst_half_p): Likewise.
14836 * config/arm/predicates.md (vect_par_constant_high): Support
14837 big endian and simplify by calling
14838 arm_simd_check_vect_par_cnst_half
14839 (vect_par_constant_low): Likewise.
14841 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
14843 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
14844 predicate for operand 2.
14846 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
14847 H.J. Lu <hongjiu.lu@intel.com>
14849 * config/i386/i386-protos.h (standard_sse_constant_p): Add
14850 machine_mode argument.
14851 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
14852 constm1_rtx operands. For VOIDmode constants, get mode from
14853 pred_mode. Check mode size if the mode is supported by ABI.
14854 (standard_sse_constant_opcode): Do not use standard_constant_p.
14855 Strictly check ABI support for all-ones operands.
14856 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
14857 immediates. Update calls to standard_sse_constant_p.
14858 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
14859 (ix86_rtx_costs): Ditto.
14860 * config/i386/i386.md (*movxi_internal_avx512f): Use
14861 nonimmediate_or_sse_const_operand instead of vector_move_operand.
14862 Use (v,BC) alternative instead of (v,C). Use register_operand
14863 checks instead of MEM_P.
14864 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
14865 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
14866 isa attribute. Use register_operand checks instead of MEM_P.
14867 (*movti_internal): Use nonimmediate_or_sse_const_operand for
14868 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
14869 alternative and corresponding sse2 isa attribute.
14870 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
14871 to standard_sse_constant_p.
14872 (FP constant splitters): Ditto.
14873 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
14875 * config/i386/predicates.md (constm1_operand): Remove.
14876 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
14877 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
14878 vector_all_ones_operand instead of constm1_operand.
14880 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14882 * print-rtl.c (print_rtx_insn_vec): New function.
14883 * print-rtl.h: New prototype.
14884 * store-motion.c (struct st_expr): Make avail_stores a vector.
14885 (st_expr_entry): Adjust.
14886 (free_st_expr_entry): Likewise.
14887 (print_store_motion_mems): Likewise.
14888 (find_moveable_store): Likewise.
14889 (compute_store_table): Likewise.
14890 (delete_store): Likewise.
14891 (build_store_vectors): Likewise.
14893 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14895 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
14897 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14899 * vec.h (vec_safe_contains): New function.
14900 (vec::contains): Likewise.
14901 (vec::begin): Likewise.
14902 (vec::end): Likewise.
14904 2016-04-23 Jakub Jelinek <jakub@redhat.com>
14907 * cfgexpand.c (expand_stack_vars): Fix typo.
14909 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
14911 * system.h (list, map, set, vector): Include conditionally.
14912 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
14913 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
14914 * ipa-icf.c (INCLUDE_LIST): Define.
14915 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
14916 * config/sh/sh.c (INCLUDE_VECTOR): Define.
14917 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
14918 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
14919 * cp/logic.cc (INCLUDE_LIST): Define.
14920 * fortran/trans-common.c (INCLUDE_MAP): Define.
14922 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
14924 * auto-profile.c: Remove <string.h> include.
14925 * ipa-icf-gimple.c: Remove <list> include.
14926 * diagnostic.c: Remove <new> include.
14927 * genmatch.c: Likewise.
14928 * pretty-print.c: Likewise.
14929 * toplev.c: Likewise
14930 * c/c-objc-common.c: Likewise.
14931 * cp/error.c: Likewise.
14932 * fortran/error.c: Likewise.
14934 2016-04-22 Richard Biener <rguenther@suse.de>
14936 * lto-streamer-in.c (input_ssa_names): Do not allocate
14937 GIMPLE_NOP for all SSA names.
14938 * lto-streamer-out.c (output_ssa_names): Do not output
14939 SSA names that should have been released.
14941 2016-04-22 Richard Biener <rguenther@suse.de>
14943 PR tree-optimization/70740
14944 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
14947 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
14950 * config/i386/predicates.md (call_insn_operand): Replace
14951 sibcall_memory_operand with memory_operand.
14953 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
14955 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
14956 has_single_use() tests.
14957 (register_edge_assert_for_1): Likewise.
14958 (find_assert_locations_1): Check the liveness bitmap instead of
14959 checking has_single_use().
14961 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
14964 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
14965 Extract AVX-512BW constraint from AVX.
14967 2016-04-21 Richard Biener <rguenther@suse.de>
14969 PR tree-optimization/70725
14970 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
14971 for phi_convertible_by_degenerating_args.
14972 (predicate_all_scalar_phis): Handle single-argument PHIs.
14974 2016-04-21 Richard Biener <rguenther@suse.de>
14976 PR middle-end/70747
14977 * fold-const.c (fold_comparison): Return properly typed
14980 2016-04-21 Bin Cheng <bin.cheng@arm.com>
14982 PR tree-optimization/70715
14983 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
14984 after expanding BASE using expand_simple_operations.
14986 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
14988 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
14989 New transformations.
14991 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
14993 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
14995 2016-04-20 Jan Hubicka <jh@suse.cz>
14997 * ipa-inline.c (can_inline_edge_p): Pass caller info to
14998 ultiimate_alias_target.
14999 (update_callee_keys): Likewise.
15000 (lookup_recursive_calls): Likewise.
15001 (speculation_useful_p): Likewise.
15003 2016-04-20 Jan Hubicka <jh@suse.cz>
15006 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
15007 (set_nothrow_flag_1): ... this; handle interposition correctly;
15008 recurse on aliases and thunks.
15009 (cgraph_node::set_nothrow_flag): New.
15010 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
15011 functions compiled with non-call exceptions that binds to current
15013 (propagate_nothrow): Be safe WRT interposition.
15014 * cgraph.h (set_nothrow_flag): Update prototype.
15016 2016-04-18 Jan Hubicka <jh@suse.cz>
15018 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
15019 max_loop_iterations_int.
15020 (tree_unswitch_outer_loop): Likewise.
15022 2016-04-20 Bin Cheng <bin.cheng@arm.com>
15024 PR tree-optimization/69489
15025 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
15026 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
15027 Revise dump message.
15028 (if_convertible_bb_p): Remove check on edge count of basic block's
15031 2016-04-20 Bin Cheng <bin.cheng@arm.com>
15033 PR tree-optimization/56625
15034 PR tree-optimization/69489
15035 * tree-data-ref.h (DR_INNERMOST): New macro.
15036 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
15037 hashing struct innermost_loop_behavior.
15038 (ref_DR_map): Remove.
15039 (innermost_DR_map): New map.
15040 (baseref_DR_map): Revise comment.
15041 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
15042 to innermost_DR_map accroding to its innermost loop behavior.
15043 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
15044 to its innermost loop behavior.
15045 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
15046 Add initialization for innermost_DR_map. Record memory reference
15047 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
15048 have innermost loop behavior.
15049 (if_convertible_loop_p): Remove release for ref_DR_map. Release
15052 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
15054 * config/i386/i386.md (*lea<mode>_general_1): Rename from
15055 *lea_general_1. Use explicit SWI12 mode interator.
15056 (*lea<mode>_general_2): Rename from *lea_general_2.
15057 Use explicit SWI12 mode interator.
15058 (*lea<mode>_general_3): Rename from *lea_general_3.
15059 Use explicit SWI12 mode interator.
15060 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
15061 Use explicit SWI12 mode interator.
15062 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
15063 Use explicit SWI48 mode interator.
15065 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
15067 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
15068 Short-cut unaligned load and store cases. Handle all integer
15070 (ix86_expand_vector_move_misalign): Short-cut unaligned load
15071 and store cases. Call ix86_avx256_split_vector_move_misalign
15072 directly without checking mode class.
15074 2016-04-20 Andrew Pinski <apinski@cavium.com>
15075 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15078 * config/aarch64/aarch64.md (sibcall): Force call
15079 address to be DImode for ILP32.
15080 (sibcall_value): Likewise.
15082 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
15084 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
15086 2016-04-20 Richard Biener <rguenther@suse.de>
15088 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
15089 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
15090 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
15091 (maybe_push_res_to_seq): Adjust.
15092 * gimple-fold.c (maybe_build_generic_op): Likewise.
15094 2016-04-20 Marek Polacek <polacek@redhat.com>
15096 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
15099 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
15101 * config/i386/sse.md (vec_unpacks_lo_hi): Always
15102 use kmovw to support AVX512F target.
15104 2016-04-20 Bin Cheng <bin.cheng@arm.com>
15106 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
15108 2016-04-20 Marek Polacek <polacek@redhat.com>
15110 PR tree-optimization/70725
15111 * tree-if-conv.c (is_false_predicate): New function.
15112 (predicate_mem_writes): Use it.
15114 2016-04-20 Richard Biener <rguenther@suse.de>
15116 PR tree-optimization/70726
15117 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
15118 shift amounts from a pattern stmt operand.
15120 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15123 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
15124 stack_restore_from_fpr pattern when restoring r15.
15125 (s390_optimize_prologue): Strip away the memory barrier in the
15126 parallel when trying to get rid of restore insns.
15127 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
15128 definition for loading the stack pointer from an FPR. Compared to
15129 the normal move insn this pattern includes a full memory barrier.
15131 2016-04-19 Jakub Jelinek <jakub@redhat.com>
15133 PR middle-end/70680
15134 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
15135 implicitly linear or lastprivate iterator on the outer context.
15137 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
15139 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
15141 * config/i386/i386.md (ssememalign): Removed.
15142 * config/i386/sse.md: Remove ssememalign attribute from patterns.
15144 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
15147 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
15148 const short * to __builtin_ia32_loaddquhi512_mask.
15149 (_mm512_maskz_loadu_epi16): Likewise.
15150 (_mm512_mask_storeu_epi16): Pass short * to
15151 __builtin_ia32_storedquhi512_mask.
15152 (_mm512_mask_loadu_epi8): Pass const char * to
15153 __builtin_ia32_loaddquqi512_mask.
15154 (_mm512_maskz_loadu_epi8): Likewise.
15155 (_mm512_mask_storeu_epi8): Pass char * to
15156 __builtin_ia32_storedquqi512_mask.
15157 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
15158 const double * to __builtin_ia32_loadupd512_mask.
15159 (_mm512_mask_loadu_pd): Likewise.
15160 (_mm512_maskz_loadu_pd): Likewise.
15161 (_mm512_storeu_pd): Pass double * to
15162 __builtin_ia32_storeupd512_mask.
15163 (_mm512_mask_storeu_pd): Likewise.
15164 (_mm512_loadu_ps): Pass const float * to
15165 __builtin_ia32_loadups512_mask.
15166 (_mm512_mask_loadu_ps): Likewise.
15167 (_mm512_maskz_loadu_ps): Likewise.
15168 (_mm512_storeu_ps): Pass float * to
15169 __builtin_ia32_storeups512_mask.
15170 (_mm512_mask_storeu_ps): Likewise.
15171 (_mm512_mask_loadu_epi64): Pass const long long * to
15172 __builtin_ia32_loaddqudi512_mask.
15173 (_mm512_maskz_loadu_epi64): Likewise.
15174 (_mm512_mask_storeu_epi64): Pass long long *
15175 to __builtin_ia32_storedqudi512_mask.
15176 (_mm512_loadu_si512): Pass const int * to
15177 __builtin_ia32_loaddqusi512_mask.
15178 (_mm512_mask_loadu_epi32): Likewise.
15179 (_mm512_maskz_loadu_epi32): Likewise.
15180 (_mm512_storeu_si512): Pass int * to
15181 __builtin_ia32_storedqusi512_mask.
15182 (_mm512_mask_storeu_epi32): Likewise.
15183 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
15184 char * to __builtin_ia32_storedquqi256_mask.
15185 (_mm_mask_storeu_epi8): Likewise.
15186 (_mm256_mask_loadu_epi16): Pass const short * to
15187 __builtin_ia32_loaddquhi256_mask.
15188 (_mm256_maskz_loadu_epi16): Likewise.
15189 (_mm_mask_loadu_epi16): Pass const short * to
15190 __builtin_ia32_loaddquhi128_mask.
15191 (_mm_maskz_loadu_epi16): Likewise.
15192 (_mm256_mask_loadu_epi8): Pass const char * to
15193 __builtin_ia32_loaddquqi256_mask.
15194 (_mm256_maskz_loadu_epi8): Likewise.
15195 (_mm_mask_loadu_epi8): Pass const char * to
15196 __builtin_ia32_loaddquqi128_mask.
15197 (_mm_maskz_loadu_epi8): Likewise.
15198 (_mm256_mask_storeu_epi16): Pass short * to.
15199 __builtin_ia32_storedquhi256_mask.
15200 (_mm_mask_storeu_epi16): Pass short * to.
15201 __builtin_ia32_storedquhi128_mask.
15202 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
15203 const double * to __builtin_ia32_loadupd256_mask.
15204 (_mm256_maskz_loadu_pd): Likewise.
15205 (_mm_mask_loadu_pd): Pass onst double * to
15206 __builtin_ia32_loadupd128_mask.
15207 (_mm_maskz_loadu_pd): Likewise.
15208 (_mm256_mask_storeu_pd): Pass double * to
15209 __builtin_ia32_storeupd256_mask.
15210 (_mm_mask_storeu_pd): Pass double * to
15211 __builtin_ia32_storeupd128_mask.
15212 (_mm256_mask_loadu_ps): Pass const float * to
15213 __builtin_ia32_loadups256_mask.
15214 (_mm256_maskz_loadu_ps): Likewise.
15215 (_mm_mask_loadu_ps): Pass const float * to
15216 __builtin_ia32_loadups128_mask.
15217 (_mm_maskz_loadu_ps): Likewise.
15218 (_mm256_mask_storeu_ps): Pass float * to
15219 __builtin_ia32_storeups256_mask.
15220 (_mm_mask_storeu_ps): ass float * to
15221 __builtin_ia32_storeups128_mask.
15222 (_mm256_mask_loadu_epi64): Pass const long long * to
15223 __builtin_ia32_loaddqudi256_mask.
15224 (_mm256_maskz_loadu_epi64): Likewise.
15225 (_mm_mask_loadu_epi64): Pass const long long * to
15226 __builtin_ia32_loaddqudi128_mask.
15227 (_mm_maskz_loadu_epi64): Likewise.
15228 (_mm256_mask_storeu_epi64): Pass long long * to
15229 __builtin_ia32_storedqudi256_mask.
15230 (_mm_mask_storeu_epi64): Pass long long * to
15231 __builtin_ia32_storedqudi128_mask.
15232 (_mm256_mask_loadu_epi32): Pass const int * to
15233 __builtin_ia32_loaddqusi256_mask.
15234 (_mm256_maskz_loadu_epi32): Likewise.
15235 (_mm_mask_loadu_epi32): Pass const int * to
15236 __builtin_ia32_loaddqusi128_mask.
15237 (_mm_maskz_loadu_epi32): Likewise.
15238 (_mm256_mask_storeu_epi32): Pass int * to
15239 __builtin_ia32_storedqusi256_mask.
15240 (_mm_mask_storeu_epi32): Pass int * to
15241 __builtin_ia32_storedqusi128_mask.
15242 * config/i386/i386-builtin-types.def (PCSHORT): New.
15243 (PINT64): Likewise.
15244 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
15245 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
15246 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
15247 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
15248 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
15249 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
15250 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
15251 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
15252 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
15253 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
15254 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
15255 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
15256 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
15257 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
15258 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
15259 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
15260 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
15261 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
15262 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
15263 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
15264 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
15265 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
15266 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
15267 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
15268 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
15269 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
15270 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
15271 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
15272 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
15273 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
15274 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
15275 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
15276 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
15277 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
15278 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
15279 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
15280 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
15281 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
15282 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
15283 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
15284 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
15285 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
15286 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
15287 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
15288 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
15289 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
15290 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
15291 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
15292 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
15294 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
15295 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
15297 (ix86_expand_vector_move_misalign): Likewise.
15298 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
15299 to scalar function prototype for unaligned load/store builtins.
15300 (ix86_expand_special_args_builtin): Updated.
15301 * config/i386/sse.md (UNSPEC_LOADU): Removed.
15302 (UNSPEC_STOREU): Likewise.
15303 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
15304 (VI_ULOADSTORE_F_AVX512VL): Likewise.
15305 (ssescalarsize): Handle V4TI, V2TI and V1TI.
15306 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
15307 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
15308 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
15309 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
15310 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
15311 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
15312 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
15313 (<avx512>_storedqu<mode>_mask): Likewise.
15314 (*sse4_2_pcmpestr_unaligned): Likewise.
15315 (*sse4_2_pcmpistr_unaligned): Likewise.
15316 (*mov<mode>_internal): Renamed to ...
15317 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
15318 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
15319 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
15320 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
15322 2016-04-19 Richard Biener <rguenther@suse.de>
15324 PR tree-optimization/70171
15325 * tree-ssa-phiprop.c: Include stor-layout.h.
15326 (phiprop_insert_phi): Handle the aggregate copy case.
15327 (propagate_with_phi): Likewise.
15329 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
15331 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
15332 instead of simplify_gen_subreg (... , 0).
15333 (ix86_delegitimize_address): Ditto.
15334 (ix86_split_divmod): Ditto.
15335 (ix86_split_copysign_const): Ditto.
15336 (ix86_split_copysign_var): Ditto.
15337 (ix86_expand_args_builtin): Ditto.
15338 (ix86_expand_round_builtin): Ditto.
15339 (ix86_expand_special_args_builtin): Ditto.
15340 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
15341 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
15342 (udivmodqi4): Ditto.
15343 (absneg splitters): Ditto.
15344 (*jcc_bt<mode>_1): Ditto.
15346 2016-04-19 Richard Biener <rguenther@suse.de>
15348 PR tree-optimization/70724
15349 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
15350 restoring out from ...
15351 (free_scc_vn): ... here.
15352 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
15353 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
15355 (pass_fre::execute): Restore SSA info.
15357 2016-04-19 Richard Biener <rguenther@suse.de>
15359 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
15360 * gimple-walk.c (walk_gimple_op): Initialize it.
15361 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
15362 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
15363 remapping SSA names of defs.
15364 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
15367 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
15369 PR middle-end/70689
15370 * lra-constraints.c (equiv_substition_p): New.
15371 (process_alt_operands): Use it.
15372 (swap_operands): Swap it.
15373 (curr_insn_transform): Update it.
15375 2016-04-18 Michael Matz <matz@suse.de>
15377 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
15378 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
15379 * tree-core.h (tree_type_common.align): Use bit-field.
15380 (tree_type_common.spare): New.
15381 (tree_decl_common.off_align): Make smaller.
15382 (tree_decl_common.align): Use bit-field.
15384 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
15385 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
15386 (scan_sharing_clauses): Ditto.
15387 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
15388 (omp_finish_file): Ditto.
15389 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
15390 (layout_decl): Ditto.
15391 (relayout_decl): Ditto.
15392 (finalize_record_size): Use SET_TYPE_ALIGN.
15393 (finalize_type_size): Ditto.
15394 (finish_builtin_struct): Ditto.
15395 (layout_type): Ditto.
15396 (initialize_sizetypes): Ditto.
15397 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
15398 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
15399 (lookup_field_for_decl): Use SET_DECL_ALIGN.
15400 (get_chain_field): Ditto.
15401 (get_trampoline_type): Ditto.
15402 (get_nl_goto_field): Ditto.
15403 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
15405 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
15406 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
15407 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
15408 (build_qualified_type): Use SET_TYPE_ALIGN.
15409 (build_aligned_type, build_range_type_1): Ditto.
15410 (build_atomic_base): Ditto.
15411 (build_common_tree_nodes): Ditto.
15412 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
15413 (expand_one_stack_var_at): Ditto.
15414 * coverage.c (build_var): Use SET_DECL_ALIGN.
15415 * except.c (init_eh): Ditto.
15416 * function.c (assign_parm_setup_block): Ditto.
15417 * symtab.c (increase_alignment_1): Ditto.
15418 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
15419 * tree-vect-stmts.c (ensure_base_align): Ditto.
15420 * varasm.c (align_variable): Ditto.
15421 (assemble_variable): Ditto.
15422 (build_constant_desc): Ditto.
15423 (output_constant_def_contents): Ditto.
15425 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
15426 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
15427 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
15428 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
15429 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
15431 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
15434 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
15435 replace %vmovsd with "%vmovq".
15436 (vec_concatv2df): Likewise.
15438 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
15440 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
15441 (*vec_extractv2si_0): Ditto.
15442 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
15443 (zero_extended_scalar_load_operand splitters): Ditto.
15444 (vec_extract splitters): Ditto.
15445 (*vec_extractv4si_0_zext): Ditto.
15446 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
15447 and lowpart_subreg.
15448 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
15449 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
15450 (*sse4_1_extractps): Use lowpart_subreg.
15451 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
15453 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15455 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
15457 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
15458 Mention Solaris 11 packaging changes.
15459 Update gas and gld requirements.
15460 Remove reference to pre-Solaris 10 bug.
15461 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
15463 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
15466 2016-04-17 Jan Hubicka <jh@suse.cz>
15468 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
15469 max_loop_iterations_int.
15471 2016-04-18 Richard Biener <rguenther@suse.de>
15473 PR tree-optimization/43434
15474 * tree-ssa-structalias.c (struct vls_data): New.
15475 (visit_loadstore): Handle all pointer-based accesses.
15476 (compute_dependence_clique): Compute a bitmap of restrict tags
15477 assigned bases and pass it to visit_loadstore.
15479 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
15482 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
15483 armv8.1-a and armv8.1-a+crc.
15485 2016-04-18 Richard Biener <rguenther@suse.de>
15487 PR tree-optimization/70701
15488 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
15489 references after translating through a memcpy.
15491 2016-04-18 Richard Biener <rguenther@suse.de>
15493 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
15494 (compute_antic): ... here. For partial antic use regular
15495 postorder and scrap iteration.
15496 (compute_partial_antic_aux): Remove unused return value.
15497 (init_pre): Do not allocate postorder.
15498 (fini_pre): Do not free postorder.
15500 2016-04-18 Richard Biener <rguenther@suse.de>
15502 PR middle-end/37870
15503 * expmed.c (extract_bit_field_1): Remove broken case
15504 using a wider MODE_INT mode.
15506 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
15508 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
15509 unless compiling with at least GCC-4.8.
15511 2016-04-17 Jan Hubicka <jh@suse.cz>
15514 * graphite.c (graphite_finalize): Update call to
15515 tree_estimate_probability.
15516 * predict.h (tree_estimate_probability): Update prototype.
15518 2016-04-17 Jan Hubicka <jh@suse.cz>
15520 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
15521 (tree_estimate_probability): Likewise.
15522 (pass_profile::execute): Update.
15523 (report_predictor_hitrates): New function.
15524 * profile.c (compute_branch_probabilities): Use it.
15525 * predict.h (report_predictor_hitrates): Declare.
15527 2016-04-17 Jan Hubicka <jh@suse.cz>
15530 * cgraph.h (cgraph_node::set_const_flag,
15531 cgraph_node::set_pure_flag): Update prototype to return bool;
15533 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
15534 of interposable symbol are interposable, too.
15535 (cgraph_set_const_flag_1): Rename to ...
15536 (set_const_flag_1): ... this one; change to self recursive function
15537 instead of call_for_symbol_thunks_and_aliases. Handle correctly
15538 clearnig the flag in all variants and also virtual thunks of const
15539 functions are pure; track if any change was done.
15540 (cgraph_node::set_const_flag): Update.
15541 (struct set_pure_flag_info): New struct.
15542 (cgraph_set_pure_flag_1): Rename to ...
15543 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
15544 rather than pointer encoded flags; track if any changes was done;
15545 handle correctly clearning flag and setting flag of aliases already
15547 (cgraph_node::set_pure_flag): Update.
15548 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
15550 2016-04-17 Tom de Vries <tom@codesourcery.com>
15553 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
15554 backslash in label.
15556 2016-04-17 Tom de Vries <tom@codesourcery.com>
15558 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
15559 '{}<> ' as escape-for-record.
15561 2016-04-17 Tom de Vries <tom@codesourcery.com>
15563 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
15566 2016-04-17 Tom de Vries <tom@codesourcery.com>
15569 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
15570 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
15571 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
15572 * passes.c (finish_optimization_passes): Only call
15573 finish_graph_dump_file if dfi->graph_dump_initialized.
15574 (execute_function_dump, pass_init_dump_file): Use
15575 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
15577 2016-04-17 Tom de Vries <tom@codesourcery.com>
15579 PR tree-optimization/70256
15580 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
15581 (debug_varmap): New function.
15583 2016-04-17 Tom de Vries <tom@codesourcery.com>
15586 * passes.c (pass_manager::register_pass): Propagate pflags.
15588 2016-04-17 Tom de Vries <tom@codesourcery.com>
15591 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
15592 * passes.c (pass_manager::pass_manager): Declare and init p_start in
15593 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
15594 check if it's equal to p_start.
15595 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
15597 2016-04-15 Jan Hubicka <jh@suse.cz>
15600 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
15601 function does not bind to current def.
15602 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
15603 handle conservatively calls to functions that does not need to bind
15605 (check_call): Update call of worse_state.
15606 (ignore_edge_for_nothrow): Update.
15607 (ignore_edge_for_pure_const): Likewise.
15608 (propagate_pure_const): Update calls to worse_state.
15609 (skip_function_for_local_pure_const): Reformat comments.
15611 2016-04-15 Jan Hubicka <jh@suse.cz>
15614 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
15615 (cgraph_node::function_symbol): Likewise.
15616 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
15617 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
15618 (symtab_node::ultimate_alias_target): Add REF parameter.
15619 (symtab_node::binds_to_current_def_p): Declare.
15620 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
15621 (cgraph_node::function_symbol): Likewise.
15622 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
15623 (cgraph_node::get_availability): Likewise.
15624 (cgraph_edge::binds_to_current_def_p): New inline function.
15625 (varpool_node::get_availability): Add REF parameter.
15626 (varpool_node::ultimate_alias_target): Likewise.
15627 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
15628 (symtab_node::binds_to_current_def_p): Likewise.
15629 * varpool.c (varpool_node::get_availability): Likewise.
15631 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
15634 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
15635 Fix mode size check.
15637 2016-04-15 Jakub Jelinek <jakub@redhat.com>
15639 * BASE-VER: Set to 7.0.0.
15641 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
15643 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
15645 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15647 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
15648 architecture revisions.
15650 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
15652 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
15653 * config/i386/i386.c (ix86_using_red_zone): No longer static.
15654 * config/i386/i386.md (stack decrement to push peepholes): Guard
15655 with !x86_using_red_zone ().
15657 2016-04-15 Jakub Jelinek <jakub@redhat.com>
15660 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
15661 to dump_generic_node.
15662 (NIY): Pass also flags to do_niy.
15664 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
15666 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
15667 (simd_clone_vector_of_formal_parm_types)
15668 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
15669 (simd_clone_mangle, simd_clone_create)
15670 (simd_clone_adjust_return_type, create_tmp_simd_array)
15671 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
15672 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
15673 (ipa_simd_modify_function_body, simd_clone_linear_addend)
15674 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
15675 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
15676 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
15677 * omp-simd-clone.c: ... this new file.
15678 (simd_clone_vector_of_formal_parm_types): Make it static.
15679 * Makefile.in (OBJS): Add omp-simd-clone.o.
15681 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
15684 * config/i386/sse.md: Use proper memory operand modifiers.
15687 2016-04-15 Richard Biener <rguenther@suse.de>
15688 Alan Modra <amodra@gmail.com>
15690 PR tree-optimization/70130
15691 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
15692 when alignment stays not the same and no not use the realign
15695 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
15698 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
15699 direct move handlers for KFmode. Change TFmode handlers test from
15700 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
15702 2016-04-14 Jakub Jelinek <jakub@redhat.com>
15705 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
15706 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
15707 (inlined_polymorphic_ctor_dtor_block_p): Use it.
15708 * tree-ssa-live.c (remove_unused_scope_block_p): When
15709 in_ctor_dtor_block, avoid discarding not just BLOCKs with
15710 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
15711 block_ultimate_origin is FUNCTION_DECL.
15712 (remove_unused_locals): If current_function_decl is
15713 polymorphic_ctor_dtor_p, pass initial true to
15714 remove_unused_scope_block_p' is_ctor_dtor_block.
15716 2016-04-14 Martin Sebor <msebor@redhat.com>
15721 * doc/extend.texi (Variable Length): Revert.
15723 2016-04-14 Marek Polacek <polacek@redhat.com>
15724 Jan Hubicka <hubicka@ucw.cz>
15727 * tree.c (verify_type): Disable the canonical type of main variant
15730 2016-04-14 Jason Merrill <jason@redhat.com>
15732 * cfgexpand.c, expr.c: Revert previous change.
15734 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
15736 PR middle-end/70643
15737 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
15738 when building a mem ref for the incoming reduction variable.
15740 2016-04-14 Richard Biener <rguenther@suse.de>
15742 PR tree-optimization/70614
15743 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
15744 loop if the evolution dropped to chrec_dont_know.
15745 (interpret_condition_phi): Likewise.
15747 2016-04-14 Richard Biener <rguenther@suse.de>
15749 PR tree-optimization/70623
15750 * tree-ssa-pre.c (changed_blocks): Make global ...
15751 (compute_antic): ... local here. Move and fix worklist
15752 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
15753 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
15754 worklist handling, dump when ANTIC_IN changed.
15755 (compute_partial_antic_aux): Remove worklist handling.
15756 (init_pre): Do not compute post dominators. Add a comment about
15757 the CFG order chosen.
15758 (fini_pre): Do not free post dominators.
15760 2016-04-13 Martin Sebor <msebor@redhat.com>
15765 * doc/extend.texi (Variable Length): Document C++ specifics.
15767 2016-04-13 Jakub Jelinek <jakub@redhat.com>
15770 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
15771 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
15772 eh edges have been purged.
15775 * tree-sra.c (create_access_replacement,
15776 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
15778 * tree-pretty-print.c (dump_fancy_name): New function.
15779 (dump_decl_name, dump_generic_node): Use it.
15781 2016-04-13 Jason Merrill <jason@redhat.com>
15783 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
15784 * expr.c (expand_expr_real_1): Likewise.
15786 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
15788 * config/i386/i386.md (kunpckhi): Swap operands.
15789 (kunpcksi): Likewise.
15790 (kunpckdi): Likewise.
15791 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
15792 (vec_pack_trunc_<mode>): Likewise.
15794 2016-04-13 Jakub Jelinek <jakub@redhat.com>
15797 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
15799 PR middle-end/70633
15800 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
15801 gimplification turns some element into non-constant.
15804 * rtl.h (convert_memory_address_addr_space_1): New prototype.
15805 * explow.c (convert_memory_address_addr_space_1): No longer static,
15806 add NO_EMIT argument and don't call convert_modes if true, pass
15807 it down recursively, remove break after return.
15808 (convert_memory_address_addr_space): Adjust caller.
15809 * simplify-rtx.c (simplify_unary_operation_1): Call
15810 convert_memory_address_addr_space_1 instead of convert_memory_address,
15811 if it returns NULL, don't simplify.
15813 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
15816 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
15818 2016-04-12 Jakub Jelinek <jakub@redhat.com>
15820 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
15821 Bump the upper SIMDLEN limits, so that if the return type or
15822 characteristic type if the return type is void can be passed in
15823 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
15826 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15829 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
15830 Do not use "=" constraint on an input constraint.
15831 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
15832 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
15833 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
15834 generates (neg (abs ...)) instead of (abs ...).
15836 2016-04-12 Jakub Jelinek <jakub@redhat.com>
15838 PR rtl-optimization/70596
15839 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
15840 just invalidate LRA data and reset them. Adjust dump wording.
15842 2016-04-12 Martin Liska <mliska@suse.cz>
15845 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
15847 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
15849 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
15850 max_loop_iterations_int.
15851 (tree_unswitch_outer_loop): Likewise.
15852 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
15853 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
15855 2016-04-12 Tom de Vries <tom@codesourcery.com>
15857 PR tree-optimization/68756
15858 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
15859 instead of new_name.
15861 2016-04-12 Jakub Jelinek <jakub@redhat.com>
15863 PR tree-optimization/70602
15864 * tree-sra.c (generate_subtree_copies): Don't write anything into
15865 constant pool decls.
15867 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
15868 regardless whether there are depend clauses or not.
15870 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
15873 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
15874 target attribute and pragma from changing the -mfloat128
15875 and -mfloat128-hardware options.
15877 * doc/extend.texi (Additional Floating Types): Document PowerPC
15878 __float128 restrictions.
15880 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
15883 * config/aarch64/driver-aarch64.c
15884 (aarch64_get_extension_string_for_isa_flags): New.
15885 (arch_extension): Rename to...
15886 (aarch64_arch_extension): ...This.
15887 (ext_to_feat_string): Rename to...
15888 (aarch64_extensions): ...This.
15889 (aarch64_core_data): Keep track of architecture extension flags.
15890 (cpu_data): Rename to...
15891 (aarch64_cpu_data): ...This.
15892 (aarch64_arch_driver_info): Keep track of architecture extension
15894 (get_arch_name_from_id): Rename to...
15895 (get_arch_from_id): ...This, change return type.
15896 (host_detect_local_cpu): Update and reformat for renames, handle
15897 extensions through common infrastructure.
15899 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
15902 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
15903 track of a canonical flag name.
15904 (all_extensions): Likewise.
15905 (arch_to_arch_name): Also track extension flags enabled by the arch.
15906 (all_architectures): Likewise.
15907 (aarch64_parse_extension): Move to here.
15908 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
15910 (aarch64_rewrite_selected_cpu): Update for above change.
15911 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
15912 are handled, such that the single explicit value enabled by an
15913 extension is kept seperate from the implicit values it also enables.
15914 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
15916 (aarch64_parse_extension): New.
15917 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
15918 here to config/aarch64/aarch64-protos.h.
15919 (aarch64_parse_extension): Move from here to
15920 common/config/aarch64/aarch64-common.c.
15921 (aarch64_option_print): Update.
15922 (aarch64_declare_function_name): Likewise.
15923 (aarch64_start_file): Likewise.
15924 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
15925 the canonical flag for extensions.
15926 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
15929 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
15931 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
15934 2016-04-09 Tom de Vries <tom@codesourcery.com>
15936 PR tree-optimization/68953
15937 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
15938 first to last subscript.
15940 2016-04-09 Jakub Jelinek <jakub@redhat.com>
15942 PR tree-optimization/70586
15943 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
15946 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
15950 PR tree-optimization/70373
15951 PR middle-end/70533
15952 PR middle-end/70534
15953 PR middle-end/70535
15954 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
15955 clauses for acc parallel reductions as necessary. Error on those
15957 * omp-low.c (scan_sharing_clauses): Don't install variables which
15958 are used in acc parallel reductions.
15959 (lower_rec_input_clauses): Remove dead code.
15960 (lower_oacc_reductions): Add support for reference reductions.
15961 (lower_reduction_clauses): Remove dead code.
15962 (lower_omp_target): Don't remap variables appearing in acc parallel
15964 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
15966 2016-04-08 Jakub Jelinek <jakub@redhat.com>
15968 PR middle-end/70593
15969 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
15970 with multiple SSA_NAME defs, force the outputs other than first
15971 to be live before calling live_track_process_def on each output.
15973 PR rtl-optimization/70574
15974 * fwprop.c (forward_propagate_and_simplify): Don't add
15975 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
15976 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
15977 paradoxical subregs within *loc.
15979 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
15981 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
15982 -ftree-parallelize-loops={0,1}.
15983 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
15984 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
15985 * config/ia64/hpux.h (LIB_SPEC): Likewise.
15986 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
15987 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
15989 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
15992 * asan.c (instrument_derefs): If we get unknown location, extract it
15993 with EXPR_LOCATION.
15994 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
15996 2016-04-08 Tom de Vries <tom@codesourcery.com>
15998 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
15999 implicit firstprivate clause.
16001 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16004 * config/arm/thumb2.md (tst + branch-> lsls + branch
16005 peephole below *orsi_not_shiftsi_si): Require that condition
16006 register is dead after the peephole.
16007 (second peephole after the above): Likewise.
16009 2016-04-08 Alan Modra <amodra@gmail.com>
16012 * builtins.c (fold_builtin_classify): For IBM extended precision,
16013 look at just the high-order double to test for NaN.
16014 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
16015 test just the high double for Inf but both doubles for subnormal
16018 2016-04-07 Jakub Jelinek <jakub@redhat.com>
16020 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
16021 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
16022 node->simdclone->mask_mode != VOIDmode masks.
16023 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
16024 earlier, use it instead of node->simdclone.
16025 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
16026 Set clonei->mask_mode.
16028 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
16031 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
16032 Pass it through to cp_parser_already_scoped_statement.
16033 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
16034 it through to cp_parser_statement.
16035 (cp_parser_statement): Pass IF_P through to
16036 cp_parser_iteration_statement.
16037 (cp_parser_pragma): Adjust call to
16038 cp_parser_iteration_statement.
16040 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
16043 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
16044 resolve a future -Wparentheses warning.
16045 * omp-low.c (scan_sharing_clauses): Likewise.
16046 * tree-parloops.c (eliminate_local_variables): Likewise.
16048 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
16050 PR rtl-optimization/70398
16051 * lra-constraints.c (process_address_1): Check zero scale and code
16052 for reloading with zero scale.
16054 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
16056 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
16057 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
16059 2016-04-06 Jakub Jelinek <jakub@redhat.com>
16061 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
16062 Add support for AVX512F clones, include them by default for
16063 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
16064 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
16067 PR middle-end/70550
16068 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
16069 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
16070 firstprivate clauses.
16071 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
16072 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
16073 (lower_omp_target): Set TREE_NO_WARNING for
16074 non-addressable possibly uninitialized vars which are copied into
16075 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
16077 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
16079 * config/pa/predicates.md (integer_store_memory_operand): Accept
16080 REG+D operands with a large offset when reload_in_progress is true.
16081 (floating_point_store_memory_operand): Likewise.
16083 2016-04-05 Jakub Jelinek <jakub@redhat.com>
16086 * match.pd (nested int casts): Limit to GIMPLE.
16088 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
16091 * ipa-devirt.c (maybe_record_node): Fix comment; use
16092 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
16094 2016-04-05 Jakub Jelinek <jakub@redhat.com>
16096 PR rtl-optimization/70542
16097 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
16098 if there are any uses other than insn or debug insns.
16100 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
16101 Jakub Jelinek <jakub@redhat.com>
16103 PR tree-optimization/70509
16104 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
16105 Shift HOST_WIDE_INT_1U instead of 1.
16107 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
16109 PR tree-optimization/70509
16110 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
16111 of the vector base type for index.
16113 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
16116 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
16118 2016-04-05 Richard Biener <rguenther@suse.de>
16120 PR tree-optimization/70526
16121 * tree-sra.c (build_ref_for_offset): Use prev_base to
16122 extract the alias pointer type.
16124 2016-04-05 Richard Biener <rguenther@suse.de>
16126 * dse.c (struct store_info): Remove alias_set member.
16127 (struct read_info_type): Likewise.
16128 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
16129 spill_deleted, clear_alias_set_lookup): Remove.
16130 (get_group_info): Remove dead base == NULL_RTX case.
16131 (dse_step0): Remove initialization of removed variables.
16132 (delete_dead_store_insn): Reomve alias set dumping.
16133 (free_read_records): Remove alias_set handling.
16134 (canon_address): Remove alias_set_out parameter.
16135 (record_store): Remove spill_alias_set, it's always zero.
16136 (check_mem_read_rtx): Likewise.
16137 (dse_step2): Rename from ...
16138 (dse_step2_nospill): ... this. Adjust.
16139 (scan_stores): Rename from ...
16140 (scan_stores_nospill): ... this.
16141 (scan_reads): Rename from ...
16142 (scan_reads_nospill): ... this.
16143 (scan_stores_spill, scan_reads_spill): Remove.
16144 (dse_step3_scan): Remove for_spills argument which is always false.
16145 (dse_step3): Likewise.
16146 (dse_step5): Rename from ...
16147 (dse_step5_nospill): ... this. Remove alias_set handling.
16148 (rest_of_handle_dse): Adjust.
16150 2016-04-05 Jakub Jelinek <jakub@redhat.com>
16153 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
16154 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
16155 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
16156 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
16158 2016-04-05 Richard Biener <rguenther@suse.de>
16160 PR middle-end/70499
16161 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
16162 non-register type temporaries into SSA.
16164 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
16167 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
16168 calls when sanitizing.
16169 (possible_polymorphic_call_target_p): Fix formatting.
16171 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16172 Jakub Jelinek <jakub@redhat.com>
16174 PR middle-end/70457
16175 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
16176 to ensure a call statement is compatible with a built-in's
16178 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
16181 2016-04-04 Richard Biener <rguenther@suse.de>
16183 PR rtl-optimization/70484
16184 * rtl.h (canon_output_dependence): Declare.
16185 * alias.c (canon_output_dependence): New function.
16186 * dse.c (record_store): Use canon_output_dependence rather
16187 than canon_true_dependence.
16189 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
16192 * cgraph.h (symtab_node::copy_visibility_from): New function.
16193 * symtab.c (symtab_node::copy_visibility_from): New function.
16194 * ipa-visibility.c (optimize_weakref): New function.
16195 (function_and_variable_visibility): Use it.
16197 2016-04-04 Martin Liska <mliska@suse.cz>
16200 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
16201 value that is really in range handled by SBR instruction.
16202 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
16203 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
16204 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
16206 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
16210 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
16211 set, but not for SP_REG operands.
16213 2016-04-02 Martin Sebor <msebor@redhat.com>
16216 * fold-const.c (maybe_nonzero_address): New function.
16217 (fold_comparison): Call it. Fold equality and relational
16218 expressions involving null pointers.
16219 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
16221 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
16223 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
16224 the "Y" constraint (scalar FP 0.0 immediate).
16226 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
16227 Add the "const_double" to the list of operand constraints.
16229 2016-04-01 Jakub Jelinek <jakub@redhat.com>
16231 PR rtl-optimization/70467
16232 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
16233 If low word of the last operand is 0, just emit addition/subtraction
16236 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16239 * config/s390/s390.c (s390_expand_insv): Check for everything
16240 constant instead of just VOIDmode stuff.
16242 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16245 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
16247 2016-04-01 Nathan Sidwell <nathan@acm.org>
16249 * tree.def (TRY_CATCH_EXPR): Correct documentation.
16251 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
16253 PR rtl-optimization/70461
16254 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
16257 2016-03-31 Martin Liska <mliska@suse.cz>
16260 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
16261 a tree value or an immediate integer value to a buffer
16262 that is eventually copied to a BRIG section.
16263 (emit_immediate_operand): Call the function here.
16264 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
16265 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
16266 of class' fields that are removed.
16267 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
16268 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
16269 m_brig_repr_size fields.
16271 2016-03-31 Martin Liska <mliska@suse.cz>
16274 * hsa-gen.c (hsa_function_representation::update_dominance): New
16276 (convert_addr_to_flat_segment): Likewise.
16277 (gen_hsa_memory_set): New alignment argument.
16278 (gen_hsa_ctor_assignment): Likewise.
16279 (gen_hsa_insns_for_single_assignment): Provide alignment
16280 to gen_hsa_ctor_assignment.
16281 (gen_hsa_insns_for_direct_call): Add new argument.
16282 (expand_lhs_of_string_op): New function.
16283 (expand_string_operation_builtin): Likewise.
16284 (expand_memory_copy): New function.
16285 (expand_memory_set): New function.
16286 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
16287 (convert_switch_statements): Change signature.
16288 (generate_hsa): Use a return value of the function.
16289 (pass_gen_hsail::execute): Do not call
16290 convert_switch_statements here.
16291 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
16292 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
16293 (hsa_function_representation::update_dominance): New function.
16295 2016-03-31 Martin Liska <mliska@suse.cz>
16298 * hsa-brig.c (emit_directive_variable): Emit alignment
16299 according to hsa_symbol::m_align.
16300 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
16301 (dump_hsa_symbol): Dump alignment of HSA symbols.
16302 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
16303 (gen_hsa_addr_with_align): New function.
16304 (hsa_bitmemref_alignment): Use newly added function.
16305 (gen_hsa_insns_for_load): Likewise.
16306 (gen_hsa_insns_for_store): Likewise.
16307 (gen_hsa_memory_copy): New argument added.
16308 (gen_hsa_insns_for_single_assignment): Respect
16309 alignment for assignments processed via gen_hsa_memory_copy.
16310 (gen_hsa_insns_for_direct_call): Likewise.
16311 (gen_hsa_insns_for_return): Likewise.
16312 (gen_function_def_parameters): Set default alignment.
16313 * hsa.c (hsa_object_alignment): New function.
16314 (hsa_byte_alignment): Pasted function.
16315 * hsa.h (hsa_symbol::m_align): New field.
16317 2016-03-31 Bin Cheng <bin.cheng@arm.com>
16319 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
16320 scratch field for goto case.
16322 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
16324 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
16326 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
16329 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
16330 (scalar_chain::convert_insn): Call convert_op for reg
16331 moves to handle undefined registers.
16333 2016-03-31 Nathan Sidwell <nathan@acm.org>
16336 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
16337 Assert we don't want to move backwards.
16339 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
16342 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
16344 2016-03-31 Jakub Jelinek <jakub@redhat.com>
16346 PR rtl-optimization/70460
16347 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
16348 with operand from REG_LABEL_OPERAND, instead substitute
16349 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
16350 Don't do anything for REG_NON_LOCAL_GOTO jumps.
16352 2016-03-31 Martin Liska <mliska@suse.cz>
16354 * passes.c (execute_one_pass): Do not call
16355 todo_after for a discarded function.
16357 2016-03-31 Bin Cheng <bin.cheng@arm.com>
16359 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
16360 (no_cost, infinite_cost): Initialize the new field.
16361 (get_computation_cost_at): Record setup cost.
16362 (determine_use_iv_cost_address): Skip cost computation for sub
16363 uses if we can estimate it without losing accuracy.
16365 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
16367 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
16369 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
16370 max_loop_iterations_int.
16371 (tree_unswitch_outer_loop): Likewise.
16372 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
16373 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
16375 2016-03-30 Richard Biener <rguenther@suse.de>
16377 PR middle-end/70450
16378 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
16380 2016-03-30 Jakub Jelinek <jakub@redhat.com>
16383 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
16384 in gen_blendm expander.
16386 2016-03-30 Nick Clifton <nickc@redhat.com>
16389 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
16390 case where we are already provided with an SImode SUBREG.
16392 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
16395 * config/i386/i386.c (ix86_expand_epilogue): Properly check
16396 conflict between DRAP register and __builtin_eh_return.
16398 2016-03-30 Michael Matz <matz@suse.de>
16399 Richard Biener <rguenther@suse.de>
16402 * ipa-polymorphic-call.c (struct type_change_info): Change
16403 speculative to an unsigned allowing to limit the work we do.
16404 (csftc_abort_walking_p): New inline function..
16405 (check_stmt_for_type_change): Limit the number of may-defs
16406 skipped for speculative devirtualization to
16407 max-speculative-devirt-maydefs.
16408 * params.def (max-speculative-devirt-maydefs): New param.
16409 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
16411 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
16414 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
16417 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
16419 PR tree-optimization/59124
16420 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
16421 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
16423 2016-03-29 Jeff Law <law@redhat.com>
16425 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
16427 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
16429 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
16432 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
16434 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
16435 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
16436 gcrt0.o if linking dynamically.
16438 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
16441 * ipa-devirt.c (methods_equal_p): New function.
16442 (compare_virtual_tables): Use it.
16443 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
16444 * cgraphclones.c (clone_function_name_1): Use
16445 symbol_table::symbol_suffix_separator.
16446 * coverage.c (build_var): Likewise.
16447 * symtab.c (symbol_table::symbol_suffix_separator): New.
16449 2016-03-29 Jakub Jelinek <jakub@redhat.com>
16451 PR rtl-optimization/70429
16452 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
16453 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
16454 mode != result_mode.
16457 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
16459 PR tree-optimization/70405
16460 * ssa-iterators.h (num_imm_uses): Add missing braces.
16462 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
16464 PR rtl-optimization/68695
16465 * ira-color.c (allocno_copy_cost_saving): New.
16466 (improve_allocation): Use it.
16468 2016-03-29 Richard Henderson <rth@redhat.com>
16470 PR middle-end/70355
16471 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
16473 2016-03-29 Richard Biener <rguenther@suse.de>
16475 PR middle-end/70424
16476 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
16477 use alignment returned by get_pointer_alignment_1 if it is
16478 bigger than BITS_PER_UNIT.
16479 * builtins.c (get_pointer_alignment_1): Do not return true
16480 for alignment extracted from SSA info.
16482 2016-03-28 James Bowman <james.bowman@ftdichip.com>
16484 * config/ft32/ft32.opt (mnodiv): New.
16485 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
16486 * doc/invoke.texi (FT32 Options -mnodiv): New.
16488 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
16491 * config/i386/i386.md (define_split, andn): Fix modes.
16493 2016-03-26 Richard Biener <rguenther@suse.de>
16494 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16497 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
16499 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
16500 as 2nd argument to cl_optimization_restore().
16502 2016-03-25 Richard Henderson <rth@redhat.com>
16505 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
16506 * config/aarch64/aarch64-protos.h: Declare it.
16507 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
16509 2016-03-25 Alan Modra <amodra@gmail.com>
16512 * config/rs6000/constraints.md (j): Simplify.
16513 * config/rs6000/predicates.md (easy_fp_constant): Exclude
16515 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
16516 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
16517 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
16518 in all constraint alternatives.
16519 (movtd_64bit_nodm): Delete "j" constraint alternative.
16521 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
16523 * tree-ssa-propagate.c: Enhance docs for
16524 SSA_PROP_NOT_INTERESTING.
16526 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
16528 * doc/extend.texi: Fix typo in documentation to pure attribute.
16530 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
16533 * config/pa/pa.md (bswapdi2): Use a scratch register.
16535 2016-03-24 Richard Henderson <rth@redhat.com>
16537 PR middle-end/69845
16538 * fold-const.c (extract_muldiv_1): Correct test for multiplication
16541 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
16543 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
16544 using ix86_expand_binary_operator instead of gen_andsi3.
16546 2016-03-24 Richard Biener <rguenther@suse.de>
16548 PR tree-optimization/70396
16549 * tree-vect-stmts.c (vectorizable_comparison): Use
16550 get_vectype_for_scalar_type.
16552 2016-03-24 Richard Biener <rguenther@suse.de>
16554 PR middle-end/70370
16555 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
16556 with register bases.
16558 2016-03-24 Richard Biener <rguenther@suse.de>
16560 PR tree-optimization/70372
16561 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
16562 build_all_ones_cst to also handle vector types correctly.
16564 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16567 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
16570 2016-03-23 Marek Polacek <polacek@redhat.com>
16573 * doc/invoke.texi: Document -Wignored-attributes.
16575 2016-03-23 Bin Cheng <bin.cheng@arm.com>
16577 PR tree-optimization/69042
16578 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
16579 parameter from 30 to 40.
16581 2016-03-23 Bin Cheng <bin.cheng@arm.com>
16583 PR tree-optimization/69042
16584 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
16585 for use with constant offset stripped in base.
16587 2016-03-23 Richard Biener <rguenther@suse.de>
16589 PR middle-end/70251
16590 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
16591 mode compatibility check.
16592 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
16594 2016-03-23 Jeff Law <law@redhat.com>
16596 PR tree-optimization/64058
16597 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
16599 (struct ssa_conflicts): Move up earlier in the file.
16600 (conflicts_, var_map_): New static variables.
16601 (initialize_conflict_count): New function to initialize the
16602 CONFLICT_COUNT field for each conflict pair.
16603 (compare_pairs): Lazily initialize the conflict count and use it
16604 as the first tie-breaker.
16605 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
16606 and wipe conflicts_ and map_ around the call to qsort. Remove
16607 special case for 2 coalesce pairs.
16608 * bitmap.c (bitmap_count_unique_bits): New function.
16609 (bitmap_count_bits_in_word): New function, extracted from
16611 (bitmap_count_bits): Use bitmap_count_bits_in_word.
16612 * bitmap.h (bitmap_count_unique_bits): Declare it.
16614 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
16617 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
16618 transparent alias chain for decl assembler name.
16619 * config/sol2.c (solaris_assemble_visibility): Likewise.
16621 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16623 * config/arm/arm1020e.md (1020call_op): Reduce reservation
16625 (v10_fdivs): Likewise.
16626 (v10_fdivd): Likewise.
16628 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16631 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
16632 to not call fclose twice on file.
16634 2016-03-23 Jakub Jelinek <jakub@redhat.com>
16636 PR tree-optimization/70354
16637 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
16638 oprnd0 is wider than oprnd1 and there is a cast from the wider
16639 type to oprnd1, mask it with the mask of the narrower type.
16642 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
16643 Optimize TARGET_STV splitters, if high or low word of last argument
16646 2016-03-22 Jeff Law <law@redhat.com>
16649 tree-ssa-threadbackward.c
16650 (fsm_find_control_statement_thread_paths): Correctly distinguish
16651 between old style jump threads vs FSM jump threads.
16653 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
16656 * config/i386/i386.c (scalar_chain::convert_op): Support
16657 uninitialized register usage case.
16659 2016-03-22 Richard Biener <rguenther@suse.de>
16661 PR middle-end/70251
16662 * genmatch.c (gen_transform): Adjust last parameter to a three-state
16664 (capture::gen_transform): ... to change behavior when substituting
16665 a condition into cond or not-cond expr context.
16666 (dt_simplify::gen_1): Adjust.
16667 * gimple-match-head.c: Include gimplify.h for unshare_expr.
16668 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
16669 last change and instead change to
16670 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
16671 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
16673 2016-03-22 Anthony Green <green@moxielogic.com>
16675 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
16676 issue for moxiebox targets.
16677 (CC1PLUS_SPEC): Ditto.
16679 2016-03-22 Richard Biener <rguenther@suse.de>
16681 PR middle-end/70333
16682 * fold-const.c (extract_muldiv_1): Properly perform multiplication
16685 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
16687 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
16689 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
16692 * config/i386/i386.c (def_builtin): Handle
16693 OPTION_MASK_ISA_AVX512VL to be and-ed with other
16695 (const struct builtin_description bdesc_special_args[]):
16696 Remove duplicate ISA bits.
16698 2016-03-22 Jakub Jelinek <jakub@redhat.com>
16701 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
16702 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
16703 in a way that works also for AVX512BW.
16706 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
16707 instead of source if operands[1] is xmm16 and above and
16708 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
16709 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
16712 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
16713 on assign if (*from_p) is a comparison, set it to
16714 TREE_NO_WARNING (*from_p).
16716 2016-03-21 Jakub Jelinek <jakub@redhat.com>
16718 PR middle-end/70326
16719 * lra.c (restore_scratches): Ignore deleted insns.
16721 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
16722 Jakub Jelinek <jakub@redhat.com>
16724 PR tree-optimization/70317
16725 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
16728 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
16731 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
16732 of ix86_expand_move.
16734 (movti): Use general_operand for operand 1 predicate.
16736 2016-03-21 Martin Liska <mliska@suse.cz>
16738 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
16740 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
16742 2016-03-21 Martin Liska <mliska@suse.cz>
16745 * ipa-icf.c (sem_function::parse): Skip static
16746 constructors and destructors.
16748 2016-03-21 Jakub Jelinek <jakub@redhat.com>
16751 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
16752 function-like macro, peek following token(s) if it is followed
16753 by CPP_OPEN_PAREN token with optional padding in between, and
16754 if not, don't treat it like a macro.
16756 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
16757 Alexander Monakov <amonakov@ispras.ru>
16759 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
16760 for the stabs debug format.
16762 2016-03-21 Richard Biener <rguenther@suse.de>
16764 PR tree-optimization/70310
16765 * tree-vect-generic.c (expand_vector_condition): Fold the built
16768 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
16771 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
16772 Block third alternative for AVX-512VL target,
16774 2016-03-21 Martin Liska <mliska@suse.cz>
16777 * hsa-brig.c (emit_function_directives): Mark unemitted
16778 global variables for emission.
16779 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
16780 (get_symbol_for_decl): Likewise.
16781 * hsa.h (struct hsa_symbol): New flag.
16783 2016-03-21 Richard Biener <rguenther@suse.de>
16785 PR tree-optimization/70288
16786 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
16787 we do not estimate unsimplified all-constant conditionals or
16788 switches as optimized away.
16790 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
16792 PR rtl-optimization/69102
16793 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
16794 when we have a readonly dependency context.
16796 2016-03-18 Jeff Law <law@redhat.com>
16798 PR rtl-optimization/70263
16799 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
16800 (update_equiv_regs): When trying to move a store to after the insn
16801 that sets the source of the store, make sure the store occurs after
16802 the insn that sets the source of the store. When successful note
16803 the REG_EQUIV note created in the dump file.
16805 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
16806 Bernd Schmidt <bschmidt@redhat.com>
16808 * doc/extend.texi: Document more potential problems with basic asms.
16810 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
16812 PR rtl-optimization/70278
16813 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
16816 2016-03-18 Jason Merrill <jason@redhat.com>
16818 * calls.c (load_register_parameters): Fix zero size sibcall logic.
16820 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
16822 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
16823 values to 128b regs.
16825 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
16827 PR tree-optimization/70252
16828 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
16829 boolean vector has a proper number of elements.
16830 (supportable_narrowing_operation): Likewise.
16832 2016-03-18 Tom de Vries <tom@codesourcery.com>
16835 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
16837 2016-03-18 Jakub Jelinek <jakub@redhat.com>
16839 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
16840 instead of replace_rtx for DEBUG_INSNs.
16842 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
16844 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
16845 load type reservations.
16847 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
16850 * config/pa/constraints.md: Revert 2015-02-13 change. Use
16851 define_constraint for "Q" and "T" constraints.
16853 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
16855 Tweak the pipeline model for Exynos M1
16857 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
16860 2016-03-17 David Malcolm <dmalcolm@redhat.com>
16863 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
16864 where one or both locations aren't within a line_map.
16866 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
16869 * opts.c (finish_options): Don't set flag_pie to the default if
16870 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
16873 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
16875 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
16876 true as ALL_REGS argument to replace_rtx.
16878 2016-03-17 Richard Biener <rguenther@suse.de>
16881 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
16884 2016-03-17 Jakub Jelinek <jakub@redhat.com>
16887 * rtl.h (replace_rtx): Add ALL_REGS argument.
16888 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
16889 equality and assert mode is the same, instead of just rtx pointer
16891 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
16892 true as ALL_REGS argument to replace_rtx.
16894 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
16896 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
16897 for boolean vector with vector mode only.
16898 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
16900 2016-03-17 Nick Clifton <nickc@redhat.com>
16903 * config/rx/rx.c (rx_print_integer): Print negative constants in
16906 2016-03-17 Jakub Jelinek <jakub@redhat.com>
16909 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
16911 2016-03-16 Richard Henderson <rth@redhat.com>
16912 Richard Biener <rguenth@suse.de>
16914 PR middle-end/70240
16915 PR middle-end/68215
16917 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
16918 first operand as is_gimple_condexpr.
16920 PR middle-end/70240
16921 PR middle-end/68215
16923 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
16924 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
16925 Do not gimplify the result.
16926 (do_unop): Adjust call to tree_vec_extract.
16927 (do_binop): Likewise.
16928 (do_compare): Likewise.
16929 (do_plus_minus): Likewise.
16930 (do_negate): Likewise.
16931 (expand_vector_condition): Likewise.
16932 (do_cond): Likewise.
16934 2016-03-16 Richard Henderson <rth@redhat.com>
16937 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
16938 (aarch64_classify_address): Use it.
16939 (aarch64_legitimize_address): Force all subexpressions of PLUS
16940 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
16942 2016-03-16 Jakub Jelinek <jakub@redhat.com>
16943 Richard Biener <rguenth@suse.de>
16946 * rtlanal.c (replace_rtx): For REG, if from is a REG,
16947 return to even if only REGNO is equal, and assert
16950 2016-03-11 Jeff Law <law@redhat.com>
16952 PR rtl-optimization/70224
16953 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
16955 2016-03-16 Richard Henderson <rth@redhat.com>
16957 PR middle-end/70199
16958 * function.h (struct function): Add has_forced_label_in_static.
16959 * gimplify.c (force_labels_r): Set it.
16960 * lto-streamer-in.c (input_struct_function_base): Read it.
16961 * lto-streamer-out.c (output_struct_function_base): Write it.
16962 * tree-inline.c (has_label_address_in_static_1): Remove.
16963 (copy_forbidden): Remove fndecl parameter; test
16964 has_forced_label_in_static.
16965 (inline_forbidden_p): Update call to copy_forbidden.
16966 (tree_versionable_function_p): Likewise.
16967 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
16968 (chkp_versioning): Likewise.
16969 * tree-inline.h (copy_forbidden): Update decl.
16971 2016-03-16 Marek Polacek <polacek@redhat.com>
16974 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
16975 function being thunked if the result type doesn't have fixed size.
16976 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
16977 doesn't have fixed size.
16979 2016-03-16 Bin Cheng <bin.cheng@arm.com>
16981 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
16982 reporting malformed loop nest.
16984 2016-03-16 Tom de Vries <tom@codesourcery.com>
16987 * ipa-devirt.c (possible_polymorphic_call_targets): Move
16988 nodes.length () == 1 test to before first nodes[0] access.
16990 2016-03-16 Tom de Vries <tom@codesourcery.com>
16992 PR tree-optimization/68715
16993 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
16994 single_pred_p test.
16996 2016-03-16 Tom de Vries <tom@codesourcery.com>
16998 PR tree-optimization/68809
16999 * graphite-scop-detection.c (same_close_phi_node): Test if result types
17002 2016-03-16 Carlos O'Donell <carlos@redhat.com>
17003 Sandra Loosemore <sandra@codesourcery.com>
17005 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
17006 on leaf attribute. Mention ELF interposition problems.
17008 2016-03-16 Alan Modra <amodra@gmail.com>
17010 PR rtl-optimization/69195
17011 PR rtl-optimization/47992
17012 * ira.c (indirect_jump_optimize): Ignore artificial defs.
17015 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
17018 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
17020 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17022 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
17024 2016-03-15 Jakub Jelinek <jakub@redhat.com>
17026 PR rtl-optimization/70222
17027 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
17028 optimization if mode is different from result_mode, queue up masking
17029 of the result in outer_op. Formatting fix.
17031 PR middle-end/70239
17032 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
17035 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
17037 PR rtl-optimization/69032
17038 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
17039 looping backwards over basic block insns.
17041 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
17044 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
17045 to non-speculative when propagating trap bits.
17047 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
17049 PR rtl-optimization/63384
17050 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
17051 DEBUG_INSN_P insns.
17053 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
17056 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
17057 factored out from ...
17058 (sched_analyze_insn): ... here.
17059 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
17060 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
17061 get_implicit_reg_pending_clobbers in it.
17062 (setup_id_reg_sets): Use setup_id_implicit_regs.
17063 (deps_init_id): Ditto.
17065 2016-03-15 Tom de Vries <tom@codesourcery.com>
17068 * cgraph.c (cgraph_node::get_body): Save, reset and restore
17070 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
17071 execute_function_dump.
17072 (execute_one_pass): Don't dump function if it will be dumped after ipa
17075 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
17077 * genrecog.c (match_pattern_2): If pred is NULL don't call
17078 safe_predicate_mode on it.
17080 2016-03-14 Jakub Jelinek <jakub@redhat.com>
17082 PR middle-end/70219
17083 * lra-constraints.c (delete_move_and_clobber): Change assertion
17084 to also allow dregno == 0.
17086 2016-03-14 Richard Henderson <rth@redhat.com>
17089 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
17090 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
17091 (reassociate_bb): Use optimize_vec_cond_expr; avoid
17092 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
17095 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
17098 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
17100 (lra_create_live_ranges_1): initialize hard register biggest_mode to
17102 * lra-constraints.c (split_reg): For hard regs, try to find the
17103 biggest single-register mode used in the function.
17105 2016-03-14 Richard Biener <rguenther@suse.de>
17107 PR tree-optimization/56365
17108 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
17109 constants to compare against.
17111 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
17114 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
17115 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
17116 (define_split for the GPR case): Use int_reg_operand instead of
17117 gpc_reg_operand for the output.
17119 2016-03-14 Tom de Vries <tom@codesourcery.com>
17121 PR tree-optimization/70045
17122 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
17123 create_empty_if_region_on_edge argument.
17125 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
17127 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
17128 (STACK_CHECK_PROTECT): Likewise.
17129 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
17130 (STACK_CHECK_PROTECT): Likewise.
17131 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
17132 (STACK_CHECK_PROTECT): Likewise.
17133 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
17134 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
17135 (STACK_CHECK_PROTECT): Likewise.
17137 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
17139 PR rtl-optimization/69307
17140 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
17141 registers in modes that span more than one register.
17143 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
17146 * lra-constraints.c (delete_move_and_clobber): New.
17147 (remove_inheritance_pseudos): Use it.
17149 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
17152 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
17153 the libcall is LCT_THROW.
17154 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
17155 for the checking routine.
17157 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
17160 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
17161 optimization if we have direct move.
17162 (roundu32<mode>2_fprs): Likewise.
17164 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
17167 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
17169 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
17170 Arguments swapped. All callers changed. Take reg_renumber into
17171 account, and Calculate and compare register ranges for hard regs.
17173 2016-03-11 Jeff Law <law@redhat.com>
17175 PR tree-optimization/70190
17176 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
17177 Handle cases where we can not extract the taken edge, even though we
17178 found a constant value.
17180 PR tree-optimization/64058
17181 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
17182 (num_coalesce_pairs): Move up earlier in file.
17183 (find_coalesce_pair): Initialize the INDEX field for each pair
17185 (compare_pairs): No longer sort on the elements in each pair.
17186 Instead break ties with the index of the coalesce pair.
17188 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17191 * config/aarch64/aarch64-protos.h
17192 (aarch64_save_restore_target_globals): New prototype.
17193 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
17194 Call the above when popping pragma.
17195 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
17197 (aarch64_set_current_function): Rewrite using the above.
17199 2016-03-11 Jakub Jelinek <jakub@redhat.com>
17201 PR tree-optimization/70177
17202 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
17203 (extract_ops_from_tree): ... this. In the 2 argument
17204 overload remove _1 suffix.
17205 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
17206 (extract_ops_from_tree): ... this.
17207 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
17209 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
17210 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
17211 extract_ops_from_tree instead of 2 operand one.
17213 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
17215 PR tree-optimization/70013
17216 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
17217 for constant-pool entries.
17219 2016-03-11 Jakub Jelinek <jakub@redhat.com>
17221 PR rtl-optimization/70174
17222 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
17223 followed by gen_lowpart on force_reg instead of just gen_lowpart.
17225 PR tree-optimization/70169
17226 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
17227 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
17230 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
17231 Jakub Jelinek <jakub@redhat.com>
17234 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
17235 of uninitialized values.
17237 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17239 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
17241 ("*trunctddd2"): New pattern definition.
17242 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
17245 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17247 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
17248 definitions for BFP and DFP rounding modes.
17249 ("fixuns_truncdddi2", "fixuns_trunctddi2")
17250 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
17251 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
17252 ("fix_trunctf<mode>2"): Use the new constants instead of magic
17255 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17257 * config/s390/constraints.md: Adjust comment.
17258 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
17259 s390_decompose_addrstyle_without_index.
17260 * config/s390/predicates.md (shift_count_or_setmem_operand):
17261 Rename to setmem_operand.
17262 * config/s390/s390-protos.h
17263 (s390_decompose_shift_count): Rename to
17264 s390_decompose_addrstyle_without_index.
17265 * config/s390/s390.c (s390_decompose_shift_count)
17266 (s390_mem_constraint, print_shift_count_operand)
17267 (print_operand_address, print_operand): Rename
17268 s390_decompose_shift_count to
17269 s390_decompose_addrstyle_without_index and rename
17270 print_shift_count_operand to print_addrstyle_operand troughout the
17272 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
17273 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
17274 Rename shift_count_or_setmem_operand to setmem_operand.
17275 * config/s390/vx-builtins.md ("vec_insert<mode>")
17276 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
17279 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17282 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
17283 Handle overlapping retval and newval.
17285 2016-03-10 Nick Clifton <nickc@redhat.com>
17288 * config/aarch64/aarch64.c
17289 (aarch64_override_options_after_change_1): When forcing
17290 flag_omit_frame_pointer to be true, use a special value that can
17291 be detected if this function is called again, thus preventing
17292 flag_omit_leaf_frame_pointer from being forced to be false.
17294 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17296 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
17297 Set x_flag_omit_leaf_frame_pointer when handling
17298 -momit-leaf-frame-pointer.
17300 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17303 * cgraph.c (cgraph_node::dump): Dump split_part and
17304 indirect_call_target.
17305 * cgraph.h (cgraph_node): Add indirect_call_target flag.
17306 * ipa.c (has_addr_references_p): Cleanup.
17307 (is_indirect_call_target_p): New.
17308 (walk_polymorphic_call_targets): Do not mark virtuals that may be
17309 called indirectly as local.
17310 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
17312 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17315 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
17316 on cxa_pure_virtual.
17318 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17321 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
17323 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17326 * tree.c (need_assembler_name_p): Only record main variant type names.
17328 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
17331 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
17332 Always define to 0 or 1.
17333 (TARGET_FIX_ERR_A53_843419): New macro.
17334 * config/aarch64/aarch64-elf-raw.h
17335 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
17336 * config/aarch64/aarch64-linux.h: Likewise.
17337 * config/aarch64/aarch64.c
17338 (aarch64_override_options_after_change_1): Do not default
17339 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
17341 (aarch64_attributes): Handle fix-cortex-a53-843419.
17342 (aarch64_can_inline_p): Likewise.
17343 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
17345 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
17346 Jakub Jelinek <jakub@redhat.com>
17348 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
17349 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
17350 DECL_COMMONS if flag_unconstrained_commons is set.
17351 * tree-dfa.c (get_ref_base_and_extent): Likewise.
17352 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
17353 (funconstrained-commons): Document.
17355 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
17357 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
17358 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
17360 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
17362 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
17363 has a proper number of elements.
17365 2016-03-10 Alan Modra <amodra@gmail.com>
17367 PR rtl-optimization/69195
17368 PR rtl-optimization/47992
17369 * ira.c (recorded_label_ref): Delete.
17370 (update_equiv_regs): Return void.
17371 (indirect_jump_optimize): New function.
17372 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
17373 before regstat_compute_ri. Don't rebuild_jump_labels here.
17374 Delete update_regstat.
17376 2016-03-10 Richard Biener <rguenther@suse.de>
17378 PR tree-optimization/70128
17379 * tree-ssa-structalias.c (set_uids_in_ptset): Set
17380 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
17382 2016-03-09 Jakub Jelinek <jakub@redhat.com>
17384 PR tree-optimization/70152
17385 * tree-sra.c (replace_removed_params_ssa_names): Copy over
17386 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
17389 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
17390 instead of gen_sse2_loadlpd.
17391 * config/i386/sse.md (*vec_concatv2df): Rename to...
17392 (vec_concatv2df): ... this.
17394 PR tree-optimization/70127
17395 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
17397 2016-03-09 David Malcolm <dmalcolm@redhat.com>
17401 * diagnostic-show-locus.c (compatible_locations_p): New function.
17402 (layout::layout): Sanitize ranges using compatible_locations_p.
17404 2016-03-09 David Malcolm <dmalcolm@redhat.com>
17408 * diagnostic-show-locus.c (layout_range::layout_range): Replace
17409 location_range param with three const expanded_locations * and a
17411 (layout::layout): Replace call to
17412 rich_location::lazily_expand_location with get_expanded_location.
17413 Extract the range and perform location expansion here, passing
17414 the results to the layout_range ctor.
17415 * diagnostic.c (source_range::debug): Delete.
17416 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
17417 of rich_location::get_expanded_location.
17418 * gcc-rich-location.c (get_range_for_expr): Delete.
17419 (gcc_rich_location::add_expr): Reimplement to avoid the
17420 rich_location::add_range overload that took a location_range,
17421 passing a location_t instead.
17423 2016-03-09 Richard Biener <rguenther@suse.de>
17424 Jakub Jelinek <jakub@redhat.com>
17426 PR tree-optimization/70138
17427 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
17428 Also skip vect_double_reduction_def.
17430 2016-03-09 Jakub Jelinek <jakub@redhat.com>
17433 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
17434 if the operand is "m".
17436 2016-03-09 Nathan Sidwell <nathan@acm.org>
17438 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
17440 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
17442 * config/i386/i386.c (processor_target_table): Fix cost table
17443 intialization order for znver1.
17445 2016-03-08 Jakub Jelinek <jakub@redhat.com>
17447 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
17448 - becuase -> because.
17449 * ipa-reference.c (ignore_module_statics): Likewise.
17450 * cgraph.c (cgraph_node::get_body): Likewise.
17451 * ipa-inline.c (early_inliner): Likewise.
17452 * ipa-devirt.c (types_same_for_odr): Likewise.
17453 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
17454 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
17456 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17458 * tree-ssa-math-opts.c: Fix typo in comment.
17460 2016-03-08 Jakub Jelinek <jakub@redhat.com>
17463 * config/i386/i386.c (scalar_chain::make_vector_copies,
17464 scalar_chain::convert_reg): Call end_sequence in between
17465 get_insns and emit_conversion_insns rather than after both
17468 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
17471 * config/i386/i386.h (machine_function): Add
17472 pc_thunk_call_expanded flag.
17473 (ix86_pc_thunk_call_expanded): New define.
17474 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
17475 (*set_got): Rename insn pattern from set_got.
17476 (*set_got_labelled): Rename inst pattern from set_got_labelled.
17477 * config/i386/i386.c (ix86_compute_frame_layout): Use
17478 ix86_pc_thunk_call_expanded to prevent red-zone.
17480 2016-03-07 Martin Jambor <mjambor@suse.cz>
17482 * hsa.h (hsa_get_ctor_statements): Declare.
17483 (hsa_get_dtor_statements): Likewise.
17484 (hsa_get_kernel_dispatch_type): Likewise.
17485 * hsa.c (hsa_get_ctor_statements): New function.
17486 (hsa_get_dtor_statements): Likewise.
17487 (hsa_get_kernel_dispatch_type): Likewise.
17488 * hsa-brig.c (hsa_cdtor_statements): Removed.
17489 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
17490 hsa_get_dtor_statements.
17491 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
17492 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
17494 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
17496 * config/arm/arm-cores.def (cortex-r8): New.
17497 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
17498 * config/arm/arm-tune.md: Likewise.
17499 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
17501 2016-03-07 Martin Sebor <msebor@redhat.com>
17503 PR rtl-optimization/19705
17504 * doc/invoke.texi (Options That Control Optimization): Clarify
17505 -fno-branch-count-reg.
17507 2016-02-26 Richard Biener <rguenther@suse.de>
17508 Jeff Law <law@redhat.com>
17510 PR tree-optimization/69740
17511 * cfghooks.c (remove_edge): Request loop fixups if we delete
17512 an edge that might turn an irreducible loop into a natural
17514 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
17515 Move after definition of loops_state_clear.
17517 2016-03-07 Bin Cheng <bin.cheng@arm.com>
17519 PR rtl-optimization/69052
17520 * rtlanal.c (commutative_operand_precedence): Set higher precedence
17523 2016-03-07 Tom de Vries <tom@codesourcery.com>
17525 PR tree-optimization/70116
17526 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
17527 is_tm_ending stmts and ubsan/asan internal functions.
17528 (find_duplicate): Use it. Don't test is_tm_ending here.
17530 2016-03-07 Richard Biener <rguenther@suse.de>
17532 PR tree-optimization/70115
17533 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
17534 (propagate_constants_for_unrolling): Use replace_uses_by.
17536 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
17538 PR middle-end/69916
17539 * omp-low.c (struct oacc_loop): Add ifns.
17540 (new_oacc_loop_raw): Initialize it.
17541 (finish_oacc_loop): Clear mask & flags if no ifns.
17542 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
17543 (oacc_loop_xform_loop): Add ifns arg & adjust.
17544 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
17546 2016-03-07 Richard Henderson <rth@redhat.com>
17549 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
17550 (insert_value_copy_on_edge): Likewise.
17552 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17554 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
17556 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17559 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
17561 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
17563 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
17565 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
17567 Fix sseimul type attribute.
17568 * config/i386/znver1.md
17569 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
17570 znver1_sseimul_avx256_load) : Fix the type attribute.
17571 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
17572 pipe usage and latency.
17574 2016-03-05 Jakub Jelinek <jakub@redhat.com>
17577 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
17578 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
17581 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
17584 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
17586 PR rtl-optimization/69941
17587 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
17588 the reg share its mode.
17590 2016-03-04 Jeff Law <law@redhat.com>
17592 PR tree-optimization/69196
17593 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
17594 If the both SSA_NAMEs are anonymous, then consider them unassociated
17595 and include the PHI in the statement count.
17597 2016-03-05 Tom de Vries <tom@codesourcery.com>
17599 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
17600 construct in oacc routine. Check for oacc region in oacc routine.
17602 2016-03-04 Jakub Jelinek <jakub@redhat.com>
17605 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
17606 2016-02-22 changes, instead don't recurse if RECUR is already true.
17607 Don't change *dynamic_check if RECUR. Adjust recursive caller
17608 to pass true to the new argument.
17609 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
17612 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
17613 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
17615 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
17617 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
17619 PR rtl-optimization/57676
17620 * lra-assigns.c (lra_assign): Guard test for maximum iterations
17621 with flag_checking.
17623 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
17625 * tree-vect-patterns.c (search_type_for_mask): Handle
17626 comparison of booleans.
17628 2016-03-04 Jakub Jelinek <jakub@redhat.com>
17630 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
17634 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
17635 all other ops that have dw_val_class_die_ref operands,
17636 and DW_OP_GNU_entry_value.
17638 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17640 PR rtl-optimization/69904
17641 * config/arm/arm.c (arm_cannot_copy_insn_p):
17642 Return true for load-exclusive instructions.
17644 2016-03-03 Jakub Jelinek <jakub@redhat.com>
17647 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
17648 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
17649 the pattern no matter if it is used just by non-pattern, pattern
17651 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
17652 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
17653 oprnd1 def_stmt is in pattern, don't look through it.
17655 2016-03-03 Marek Polacek <polacek@redhat.com>
17657 PR middle-end/70050
17658 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
17660 2016-03-03 Martin Liska <mliska@suse.cz>
17662 PR tree-optimization/70043
17663 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
17664 previous statement if we see a debug statement.
17666 2016-03-03 Richard Biener <rguenther@suse.de>
17668 PR tree-optimization/55936
17669 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
17670 parameter and guard unsafe equivalence use.
17671 (vrp_evaluate_conditional_warnv_with_ops): Always use
17672 safe equivalences but not via the quadratic compare_names
17675 2016-03-03 Michael Collison <michael.collison@linaro.org>
17678 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
17679 for operand 1 to s_register_operand. Change predicate for operand
17680 2 to arm_not_immediate_operand.
17682 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
17684 * doc/tm.texi: Regenerated.
17686 2016-03-02 Richard Henderson <rth@redhat.com>
17689 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
17690 simplification when all args are positive non-fixed registers.
17692 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17694 * target.def (lra_p): Specify that new ports should use LRA.
17696 2016-03-02 Jakub Jelinek <jakub@redhat.com>
17699 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
17700 gimplify_type_sizes the type they refer to.
17701 (omp_notice_variable): Handle reference vars to VLAs.
17702 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
17703 reference to VLA decls in the second pass instead of first pass.
17705 2016-03-02 Tom de Vries <tom@codesourcery.com>
17707 PR tree-optimization/68659
17708 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
17709 new_expr == NULL_TREE.
17710 (get_new_name): Handle ADDR_EXPR.
17712 2016-03-02 Bin Cheng <bin.cheng@arm.com>
17714 PR rtl-optimization/69052
17715 * loop-invariant.c (canonicalize_address): New function.
17716 (inv_can_prop_to_addr_use): Check validity of address expression
17717 which is canonicalized by above function.
17719 2016-03-02 Alan Modra <amodra@gmail.com>
17722 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
17725 2016-03-02 Jakub Jelinek <jakub@redhat.com>
17728 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
17729 (*movhi_internal): Put mask moves from and to memory separately
17730 from moves from/to GPRs.
17732 2016-03-02 Richard Biener <rguenther@suse.de>
17734 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
17735 GENERIC expressions in GIMPLE.
17737 2016-03-02 Richard Biener <rguenther@suse.de>
17739 * config/i386/i386.c (type_natural_mode): Fix typo.
17741 2016-03-02 Nick Clifton <nickc@redhat.com>
17743 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
17745 2016-03-02 Richard Biener <rguenther@suse.de>
17746 Uros Bizjak <ubizjak@gmail.com>
17749 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
17751 2016-03-02 Richard Biener <rguenther@suse.de>
17753 PR middle-end/67278
17754 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
17756 2016-03-02 Marek Polacek <polacek@redhat.com>
17759 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
17760 "is promoted to" warning.
17762 2016-03-01 DJ Delorie <dj@redhat.com>
17764 * config.gcc: Deprecate mep-*.
17766 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
17768 PR middle-end/70025
17769 * lra-constraints.c (regno_val_use_in): New.
17770 (match_reload): Use it instead of regno_use_in.
17772 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
17774 PR rtl-optimization/70007
17775 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
17776 references present in REG_EQUAL notes attached to non-SET patterns.
17778 2016-03-01 Jeff Law <law@redhat.com>
17780 PR tree-optimization/69196
17781 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
17782 Appropriately clamp the number of statements to copy when the
17783 thread path does not traverse a loop backedge.
17785 PR tree-optimization/69196
17786 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
17787 Do count some PHIs in the thread path against the insn count. Decrease
17788 final statement count by one as the control statement in the last
17789 block will get removed. Remove special cased code for handling PHIs
17792 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
17795 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
17796 asm dialect alternatives to explicit GOTPCREL calls.
17798 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
17801 * ira.c (do_reload): Issue warning for generic stack checking here...
17802 * reload1.c (reload): ...instead of here and streamline it.
17804 2016-03-01 Nick Clifton <nickc@redhat.com>
17806 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
17808 2016-03-01 Richard Biener <rguenther@suse.de>
17810 PR tree-optimization/69983
17811 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
17812 types and fall back to operand_equal_p.
17814 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17817 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17819 * config/s390/constraints.md ("jm8"): New constraint.
17820 * config/s390/predicates.md ("const_int_8bitset_operand"): New
17822 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
17824 ("*setmem_long<setmem_and>"): New pattern.
17825 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
17827 ("*setmem_long_31z<setmem_and>"): New pattern.
17828 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
17829 New substitution rules with the required attributes.
17832 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17835 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17837 * gensupport.c (process_substs_on_one_elem): Split loop to
17838 complete mark_operands_used_in_match_dup on all expressions in the
17840 (adjust_operands_numbers): Inline into process_substs_on_one_elem
17841 and remove function.
17843 2016-03-01 Richard Biener <rguenther@suse.de>
17845 PR middle-end/70022
17846 * fold-const.c (fold_indirect_ref_1): Fix range checking for
17847 vector BIT_FIELD_REF extract.
17849 2016-03-01 Richard Biener <rguenther@suse.de>
17851 PR tree-optimization/69994
17852 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
17854 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
17856 PR tree-optimization/69956
17857 * tree-vect-stmts.c (supportable_widening_operation): Support
17858 multi-step conversion of boolean vectors.
17859 (supportable_narrowing_operation): Likewise.
17861 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17863 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
17866 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17868 * config/s390/subst.md (DSI_VI): New mode iterator.
17869 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
17870 * config/s390/vector.md ("vec_set<mode>"): Move expander before
17871 the insn definition.
17872 ("*vec_set<mode>"): Change predicate and add alternative to
17873 support only either register or const_int operands as element
17875 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
17877 ("vec_extract<mode>"): New expander.
17878 ("*vec_extract<mode>"): New insn definition supporting reg and
17879 const_int element selectors.
17880 ("*vec_extract<mode>_plus"): New insn definition supporting
17881 reg+const_int element selectors.
17882 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
17883 following expander+insn definition.
17884 ("<vec_shifts_name><mode>3"): New expander.
17885 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
17887 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17889 * config/s390/s390.md ("*tabort_1"): Change predicate to
17890 nonmemory_operand. Add a second alternative to cover
17891 register as well as const int operands.
17892 ("*tabort_1_plus"): New pattern definition.
17894 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17896 * config/s390/s390.md ("*ashrdi3_cc_31")
17897 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
17898 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
17899 Merge insn definitions into ...
17900 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
17901 New pattern definition.
17902 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
17903 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
17904 ("*ashr<mode>3_and"): Merge insn definitions into ...
17905 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
17906 New pattern definition.
17907 * config/s390/subst.md ("addr_style_op_cc_subst")
17908 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
17909 substitutions patterns plus attributes.
17910 Add ashiftrt to SUBST iterator.
17912 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17914 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
17915 op2 to nonmemory_operand.
17916 ("*<shift>di3_31", "*<shift>di3_31_and"):
17917 Merge into single pattern definition ...
17918 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
17919 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
17920 pattern definition ...
17921 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
17922 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
17925 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17927 * config/s390/predicates.md (const_int_6bitset_operand): New
17929 * config/s390/s390.md: Include subst.md.
17930 ("rotl<mode>3"): New expander.
17931 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
17933 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
17934 * config/s390/subst.md: New file.
17936 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17938 * config/s390/s390.md ("op_type", "atype", "length" attributes):
17939 Remove RRR type. It doesn't really exist.
17940 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
17942 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
17943 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
17944 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
17945 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
17946 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
17947 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
17948 `enabled' attribute.
17950 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17952 * gensupport.c (process_substs_on_one_elem): Split loop to
17953 complete mark_operands_used_in_match_dup on all expressions in the
17955 (adjust_operands_numbers): Inline into process_substs_on_one_elem
17956 and remove function.
17958 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
17961 * config/sparc/sparc.c (NWORDS_UP): Rename to...
17962 (CEIL_NWORDS): ...this. Use CEIL macro.
17963 (compute_fp_layout): Adjust to above renaming.
17964 (function_arg_union_value): Likewise.
17965 (sparc_arg_partial_bytes): Likewise.
17966 (sparc_function_arg_advance): Likewise.
17968 2016-02-29 Jeff Law <law@redhat.com>
17970 PR tree-optimization/70005
17971 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
17972 where an object with a boolean range is compared against a value
17975 PR tree-optimization/69999
17976 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
17977 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
17980 2016-02-29 Richard Biener <rguenther@suse.de>
17982 PR tree-optimization/69994
17983 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
17984 (get_unary_op): Look through nop conversions.
17985 (ops_equal_values_p): New function, look for equality diregarding
17987 (eliminate_plus_minus_pair): Use ops_equal_values_p
17988 (repropagate_negates): Do not use get_unary_op here.
17990 2016-02-29 Martin Liska <mliska@suse.cz>
17992 * system.h: Poison ENABLE_CHECKING macro.
17994 2016-02-29 Martin Liska <mliska@suse.cz>
17996 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
17997 is presented in dump flags.
17998 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
17999 (hsa_regalloc): Likewise.
18001 2016-02-19 Richard Biener <rguenther@suse.de>
18003 PR tree-optimization/69980
18004 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
18005 permutation of those we need to keep.
18007 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
18010 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
18011 (NWORDS_UP): ...this
18012 (init_cumulative_args): Minor tweaks.
18013 (sparc_promote_function_mode): Likewise.
18014 (scan_record_type): Delete.
18015 (traverse_record_type): New function template.
18016 (classify_data_t): New structure type.
18017 (classify_registers): New inline function.
18018 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
18019 exhausted. Instantiate traverse_record_type on classify_registers and
18020 deal with the case of a structure passed in slot #15 with no FP field
18022 (assign_data_t): New structure type.
18023 (compute_int_layout): New static function.
18024 (compute_fp_layout): Likewise.
18025 (count_registers): New inline function.
18026 (assign_int_registers): New static function.
18027 (assign_fp_registers): Likewise.
18028 (assign_registers): New inline function.
18029 (function_arg_record_value_1): Delete.
18030 (function_arg_record_value_2): Likewise.
18031 (function_arg_record_value_3): Likewise.
18032 (function_arg_record_value): Adjust to above changes. Instantiate
18033 traverse_record_type on count_registers to first count the number of
18034 registers to be used and then on assign_registers to assign them.
18035 (function_arg_union_value): Adjust to above renaming.
18036 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
18037 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
18038 case of a structure passed in slot #15
18039 (sparc_function_arg_advance): Likewise.
18040 (function_arg_padding): Minor tweak.
18042 2016-02-29 Richard Biener <rguenther@suse.de>
18044 PR tree-optimization/69720
18045 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
18046 the adjustment_def path for possibly vectorized defs.
18047 (vect_create_epilog_for_reduction): Handle vectorized initial
18050 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
18052 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
18054 2016-02-27 Jeff Law <law@redhat.com>
18057 2016-02-26 Richard Biener <rguenther@suse.de>
18058 Jeff Law <law@redhat.com>
18060 PR tree-optimization/69740
18061 * cfghooks.c (remove_edge): Request loop fixups if we delete
18062 an edge that might turn an irreducible loop into a natural
18065 2016-02-27 Jakub Jelinek <jakub@redhat.com>
18067 PR rtl-optimization/69896
18068 * tree-vect-generic.c (get_compute_type): Avoid single element
18071 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
18073 Rename the AArch64 tuning option and related functions to enable the
18074 Newton series for the reciprocal square root to reflect its
18075 approximative characteristic.
18077 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
18078 function to "aarch64_emit_approx_rsqrt".
18079 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
18080 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
18081 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
18082 (xgene1_tunings): Likewise.
18083 (use_rsqrt_p): Likewise.
18084 (aarch64_emit_swrsqrt): Use new function name.
18085 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
18086 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
18087 text explaining this option.
18088 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
18090 2016-02-26 Jakub Jelinek <jakub@redhat.com>
18093 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
18094 complain about -mallow-movmisalign without -mvsx if
18095 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
18097 2016-02-26 Joel Sherrill <joel@rtems.org>
18099 * config.gcc: Add x86_64-*-rtems*.
18100 * config/i386/rtems-64.h: New file.
18102 2016-02-26 Joel Sherrill <joel@rtems.org>
18104 * config.gcc: Add aarch64-*-rtems*.
18105 * config/aarch64/rtems.h: New file.
18107 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
18110 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
18111 shift amount using %h. Add comment.
18113 2016-02-26 Richard Biener <rguenther@suse.de>
18114 Jeff Law <law@redhat.com>
18116 PR tree-optimization/69740
18117 * cfghooks.c (remove_edge): Request loop fixups if we delete
18118 an edge that might turn an irreducible loop into a natural
18121 2016-02-26 Martin Jambor <mjambor@suse.cz>
18123 PR middle-end/69920
18124 * tree-sra.c (sra_modify_assign): Do not remove loads of
18125 uninitialized aggregates to SSA_NAMEs.
18127 2016-02-26 Richard Henderson <rth@redhat.com>
18130 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
18131 pseudo in case the target rtx matches the source of the left
18134 2016-02-26 Martin Jambor <mjambor@suse.cz>
18137 * hsa.h (hsa_type_packed_p): Declare.
18138 * hsa.c (hsa_type_packed_p): New function.
18139 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
18141 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
18142 * hsa-brig.c (emit_basic_insn): Likewise.
18144 2016-02-26 Martin Jambor <mjambor@suse.cz>
18147 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
18149 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
18151 2016-02-26 Martin Jambor <mjambor@suse.cz>
18153 * hsa.h (is_a_helper): New overload for hsa_op_immed for
18154 hsa_op_with_type operands.
18155 (hsa_unsigned_type_for_type): Declare.
18156 * hsa.c (hsa_unsigned_type_for_type): New function.
18157 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
18158 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
18159 the finalizer. Do not emit extra move.
18161 2016-02-26 Martin Jambor <mjambor@suse.cz>
18163 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
18164 atomic operations in private segment.
18166 2016-02-26 Martin Jambor <mjambor@suse.cz>
18168 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
18169 statements to wi->info. Also disallow omp simd constructs.
18170 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
18171 for not gridifying. Dump special string for omp_for.
18173 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18176 * config/aarch64/aarch64.c (aarch64_set_current_function):
18177 Save/restore target globals when switching to
18178 target_option_default_node.
18180 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18183 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
18184 Return 0 if !SHIFT_COUNT_TRUNCATED.
18186 2016-02-26 Jakub Jelinek <jakub@redhat.com>
18187 Eric Botcazou <ebotcazou@adacore.com>
18189 PR rtl-optimization/69891
18190 * dse.c (scan_insn): If we can't figure out memset arguments
18191 or they are non-constant, call clear_rhs_from_active_local_stores.
18193 2016-02-26 Martin Liska <mliska@suse.cz>
18195 * doc/extend.texi: Mention clog10, clog10f an clog10l
18196 in Builtins section.
18198 2016-02-26 Martin Liska <mliska@suse.cz>
18200 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
18202 (resolve_args_picking_1): Likewise.
18203 * dwarf2out.h (struct GTY): Likewise.
18205 2016-02-26 Martin Liska <mliska@suse.cz>
18207 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
18208 with flag_checking.
18209 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
18211 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
18212 Martin Liska <mliska@suse.cz>
18214 * doc/install.texi: Mention --enable-valgrind-annotations.
18216 2016-02-26 Richard Biener <rguenther@suse.de>
18218 PR tree-optimization/69551
18219 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
18220 looking through aliases adjust DECL_PT_UID to refer to the
18221 ultimate alias target.
18223 2016-02-25 Martin Liska <mliska@suse.cz>
18225 PR middle-end/69919
18226 * alloc-pool.c (after_memory_report): New variable.
18227 * alloc-pool.h (base_pool_allocator ::release): Do not use
18228 the infrastructure if after_memory_report.
18229 * toplev.c (toplev::main): Mark after memory report.
18231 2016-02-25 Richard Biener <rguenther@suse.de>
18233 PR tree-optimization/48795
18234 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
18236 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
18239 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
18240 offloading is enabled and -fopenacc or -fopenmp is specified.
18241 (CRTOFFLOADEND): Likewise.
18242 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
18243 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
18244 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
18245 (offload_objects_file_name): New static var.
18246 (tool_cleanup): Remove offload_objects_file_name file.
18247 (find_offloadbeginend): Replace with ...
18248 (find_crtoffloadtable): ... this.
18249 (run_gcc): Remove offload_argc and offload_argv.
18250 Get offload_objects_file_name from -foffload-objects=... option.
18251 Read names of object files with offload from this file, pass them to
18252 compile_images_for_offload_targets. Don't call find_offloadbeginend and
18253 don't pass offloadbegin and offloadend to the linker. Don't pass
18254 offload non-LTO files to the linker, because now they're not claimed.
18256 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
18259 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
18260 on builtin_unreachable.
18262 2016-02-25 Jakub Jelinek <jakub@redhat.com>
18264 PR rtl-optimization/69896
18265 * regcprop.c: Include cfgrtl.h.
18266 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
18267 than remembered mode, either delete it (if noop_move_p), or
18268 treat like copy_p but not noop_p instruction.
18270 2016-02-24 Jakub Jelinek <jakub@redhat.com>
18273 * dwarf2out.c (gen_variable_die): Work around buggy LTO
18274 - allow NULL decl for Fortran DW_TAG_common_block variables.
18276 2016-02-24 Jason Merrill <jason@redhat.com>
18278 * common.opt (flifetime-dse): Add -flifetime-dse=1.
18280 2016-02-24 Richard Biener <rguenther@suse.de>
18281 Jakub Jelinek <jakub@redhat.com>
18283 PR middle-end/69760
18284 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
18285 conditionally executed ops to well-defined overflow behavior.
18287 2016-02-24 Jakub Jelinek <jakub@redhat.com>
18289 PR middle-end/69915
18290 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
18293 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18295 PR rtl-optimization/69886
18296 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
18297 argument. Use it when checking validity of set instructions.
18298 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
18299 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
18301 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
18302 * store-motion.c (find_moveable_store): Update
18303 can_assign_to_reg_without_clobbers_p callsite.
18305 2016-02-24 Richard Biener <rguenther@suse.de>
18307 PR middle-end/68963
18308 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
18310 (record_nonwrapping_iv): Do not fall back to the low/high bound
18311 for non-constant IV bases if the stmt is not always executed.
18313 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18315 * config/arm/arm-cores.def (cortex-a32): New entry.
18316 * config/arm/arm-tables.opt: Regenerate.
18317 * config/arm/arm-tune.md: Regenerate.
18318 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
18319 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
18320 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
18321 for -mcpu and -mtune.
18323 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18326 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
18327 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
18328 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
18329 (atomic_loaddi_1): Delete.
18330 (atomic_loaddi): Rewrite expander using the above changes.
18332 2016-02-24 Jakub Jelinek <jakub@redhat.com>
18335 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
18338 2016-02-24 Jakub Jelinek <jakub@redhat.com>
18339 Richard Biener <rguenth@suse.de>
18341 PR middle-end/69909
18342 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
18343 set_mem_attributes if tem is SSA_NAME which got expanded
18346 2016-02-24 Richard Biener <rguenther@suse.de>
18348 PR tree-optimization/69907
18349 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
18350 end of permutations for BB vectorization.
18352 2016-02-24 Christian Bruel <christian.bruel@st.com>
18354 * config/arm/arm-c.c (arm_option_override): Initialize
18355 target_option_current_node.
18356 * config/arm/arm.c (arm_pragma_target_parse): Replace
18357 build_target_option_node call by target_option_current_node.
18358 Set target_option_current_node.
18361 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
18364 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
18365 define_insn_and_split to define_insn.
18366 (zero_extendqi<mode>2_dot2): Same.
18367 (extendqi<mode>2_dot): Same.
18368 (extendqi<mode>2_dot2): Same.
18370 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
18372 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
18373 and add bypass for AES{D,E} and AESMC pairs.
18374 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
18377 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
18379 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
18380 series for reciprocal square root in Exynos M1.
18382 2016-02-23 Martin Sebor <msebor@redhat.com>
18385 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
18386 __builtin_alloca_with_align.
18388 2016-02-23 Richard Henderson <rth@redhat.com>
18390 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
18391 (ix86_register_pragmas): Remove __seg_tls.
18392 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
18393 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
18394 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
18395 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
18396 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
18397 * doc/extend.texi (__seg_tls): Remove item.
18399 2016-02-23 Richard Biener <rguenther@suse.de>
18401 * alloc-pool.h (struct allocation_object): Make id member
18402 conditional on CHECKING_P again.
18403 (get_instance): Adjust.
18404 (base_pool_allocator): Likewise.
18406 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
18408 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
18409 (parallelize_loops): In OpenACC kernels mode, set n_threads to
18411 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
18413 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
18415 2016-02-23 Richard Biener <rguenther@suse.de>
18417 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
18418 * bitmap.h (struct bitmap_usage): Likewise.
18419 (bitmap_move): Declare.
18420 * bitmap.c (register_overhead): Take size_t argument.
18421 (bitmap_move): New function.
18422 * df-problems.c (df_rd_transfer_function): Use bitmap_move
18423 to properly account overhead.
18424 * tree.c (free_node): Use tree_size.
18426 2016-02-23 Jakub Jelinek <jakub@redhat.com>
18429 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
18430 when inverting comparison.
18433 * common.opt (Wunreachable-code): Add Warning flag.
18435 2016-02-23 Mark Wielaard <mjw@redhat.com>
18436 Jakub Jelinek <jakub@redhat.com>
18439 * cgraphunit.c (check_global_declaration): Check main_input_filename
18440 and DECL_SOURCE_FILE are not NULL.
18442 2016-02-23 Martin Jambor <mjambor@suse.cz>
18444 PR tree-optimization/69666
18445 * tree-sra.c (sra_modify_assign): Do not attempt to create
18446 default_def replacements for unscalarizable regions.
18448 2016-02-20 Mark Wielaard <mjw@redhat.com>
18451 * cgraphunit.c (check_global_declaration): Check level of
18452 warn_unused_const_variable and main_input_filename.
18453 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
18454 (-Wunused-variable): For C implies -Wunused-const-variable=1.
18455 (-Wunused-const-variable): Explain levels 1 and 2.
18457 2016-02-22 Jakub Jelinek <jakub@redhat.com>
18460 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
18461 identical arguments. Formatting and spelling fixes.
18464 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
18469 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
18470 and m68k-devices.def.
18471 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
18472 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
18474 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
18476 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
18477 and HImode registers.
18479 2016-02-22 Richard Biener <rguenther@suse.de>
18481 PR tree-optimization/69882
18482 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
18483 preserve permutations present because of gaps.
18484 (vect_supported_load_permutation_p): Always continue checking
18485 permutations after vect_attempt_slp_rearrange_stmts.
18487 2016-02-22 Bin Cheng <bin.cheng@arm.com>
18489 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
18490 min_profitable_estimate, rather than min_profitable_iters.
18492 2016-02-22 Jakub Jelinek <jakub@redhat.com>
18495 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
18496 SImode for last match_operand.
18498 2016-02-22 Martin Liska <mliska@suse.cz>
18500 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
18501 return bitsize - 1 as the return value.
18503 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
18507 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
18508 Handle negative shift counts.
18509 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
18510 force_reg on the shift constant.
18511 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
18512 (lshrsi3_d): Handle negative shift counts.
18514 2016-02-22 Richard Biener <rguenther@suse.de>
18515 Tom de Vries <tom@codesourcery.com>
18517 * graph.c: Include dumpfile.h.
18518 (print_graph_cfg): Split into three overloads.
18519 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
18521 2016-02-22 Tom de Vries <tom@codesourcery.com>
18523 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
18526 2016-02-22 Richard Biener <rguenther@suse.de>
18529 * ipa-inline-transform.c (inline_call): When not updating
18530 overall summaries adjust self size by the growth estimate.
18531 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
18532 hash-set, do not update overall summaries here. Renamed from ...
18533 (inline_to_all_callers): ... this which is now wrapping the
18534 above and performing delayed overall summary update.
18535 (early_inline_small_functions): Delay updating of the overall
18538 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
18540 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
18543 2016-02-19 Jakub Jelinek <jakub@redhat.com>
18546 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
18547 :%* in %:gt() argument.
18548 (greater_than_spec_func): Adjust for expecting only numbers,
18549 if there are more than two numbers, compare the last two.
18551 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
18553 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
18554 -Wnarrowing with -std.
18556 2016-02-19 Jakub Jelinek <jakub@redhat.com>
18559 * expr.c (store_field): Don't use bit-field path if exp is
18560 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
18561 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
18562 and the assignment can be performed by bitwise copy. Formatting
18565 PR middle-end/69838
18566 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
18567 call copy_reg_eh_region_note_forward on before and/or after sequences
18568 and remove note from insn if it no longer can throw.
18571 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
18572 if TARGET_AVX512BW.
18574 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18576 * config/s390/vector.md: Add missing commutative operand markers
18577 to the patterns which qualify for one.
18578 * config/s390/vx-builtins.md: Likewise.
18580 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18582 * config/s390/vector.md (VI, VI_QHS): Add single element vector
18583 types to mode iterators.
18584 (vec_double): ... and mode attribute.
18585 * config/s390/vx-builtins.md (non_vec_int): Likewise.
18587 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18589 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
18590 Change the predicate of op2 from nonimmediate to general and let
18591 reload fix it if necessary.
18593 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18595 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
18597 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18599 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
18602 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18604 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
18605 * config/s390/s390.c (s390_expand_vec_movstr): New function.
18606 * config/s390/s390.md ("movstr<P:mode>"): Call
18607 s390_expand_vec_movstr.
18609 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18611 * config/s390/s390.md: Add missing output modifier for operand 1
18612 to print it as address properly.
18614 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18616 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
18617 * config/s390/2964.md: New file.
18618 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
18619 of insn grouping attributes depending on the CPU level.
18620 (s390_get_unit_mask): New function.
18621 (s390_sched_score): Remove the OOO from the scheduling macros.
18622 Add loop to calculate a score for the instruction mix.
18623 (s390_sched_reorder): Likewise plus improve debug output.
18624 (s390_sched_variable_issue): Rename macros as above. Calculate
18625 the unit distances after actually scheduling an insn. Improve
18627 (s390_sched_init): Clear last_scheduled_unit_distance array.
18628 * config/s390/s390.md: Include 2964.md.
18630 2016-02-18 Jakub Jelinek <jakub@redhat.com>
18633 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
18634 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
18635 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
18636 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
18637 *avx512f_<code>v8div16qi2_mask_1): New insns.
18639 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
18642 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
18645 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
18646 earlyclobber from target. Use wF constraint for fused memory
18648 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
18650 2016-02-18 Jakub Jelinek <jakub@redhat.com>
18651 Martin Liska <mliska@suse.cz>
18654 * cfgexpand.c (asan_sanitize_stack_p): New function.
18655 (partition_stack_vars): Use the function.
18656 (expand_stack_vars): Likewise.
18657 (defer_stack_allocation): Likewise.
18658 (expand_used_vars): Likewise.
18660 2016-02-18 Richard Biener <rguenther@suse.de>
18662 PR middle-end/69553
18663 * fold-const.c (operand_equal_p): Properly compare offsets for
18664 IMAGPART_EXPR and ARRAY_REF.
18666 2016-02-18 Nick Clifton <nickc@redhat.com>
18670 * config/arm/arm.c (arm_option_override_internal): Disable
18671 interworking if the target does not support thumb instructions.
18672 (arm_reload_in_hi): Handle the case where a register to register
18673 move needs reloading because there is no simple pattern to handle
18675 (arm_reload_out_hi): Likewise.
18677 2016-02-18 Richard Biener <rguenther@suse.de>
18679 PR middle-end/69854
18680 * match.pd: Don't use fold_binary or fold_unary for folding
18683 2016-02-17 Jakub Jelinek <jakub@redhat.com>
18686 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
18687 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
18688 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
18689 warn on gimple_no_warning_p statements.
18691 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
18693 * doc/extend.texi (C++ Attributes): Correct description of
18694 warn_unused type attribute.
18696 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18698 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
18699 correct instruction.
18701 2016-02-17 Richard Biener <rguenther@suse.de>
18703 PR rtl-optimization/69609
18704 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
18705 (find_traces_1_round): When ending a trace update cached priority
18707 (bb_to_key): Use cached priority when available.
18708 (copy_bb): Initialize cached priority.
18709 (reorder_basic_blocks_software_trace_cache): Likewise.
18711 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18714 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
18716 (aarch64_comparison_operator): Break overly long line into two.
18717 (aarch64_comparison_operation): Likewise.
18718 * config/aarch64/aarch64.md (cstorecc4): Use
18719 aarch64_comparison_operator_mode instead of
18720 aarch64_comparison_operator.
18721 (cstore<mode>4): Likewise.
18722 (aarch64_cstore<mode>): Likewise.
18723 (*cstoresi_insn_uxtw): Likewise.
18724 (cstore<mode>_neg): Likewise.
18725 (*cstoresi_neg_uxtw): Likewise.
18727 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18730 * config/arm/predicates.md (arm_comparison_operator_mode):
18732 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
18733 instead of arm_comparison_operator.
18734 (*mov_negscc): Likewise.
18735 (*mov_notscc): Likewise.
18736 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
18737 (*thumb2_mov_negscc): Likewise.
18738 (*thumb2_mov_negscc_strict_it): Likewise.
18739 (*thumb2_mov_notscc): Likewise.
18740 (*thumb2_mov_notscc_strict_it): Likewise.
18742 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
18744 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
18745 Add missing return.
18747 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
18749 * config/visium/visium.c (machine_libfunc_index): New enum.
18750 (machine_libfuncs): New structure.
18751 (visium_libfuncs): New static variable.
18752 (TARGET_INIT_LIBFUNCS): Define to...
18753 (visium_init_libfuncs): ...this. New function.
18754 (expand_block_move_4): Use the appropriate libfunc.
18755 (expand_block_move_2): Likewise.
18756 (expand_block_move_1): Likewise.
18757 (expand_block_set_4): Likewise.
18758 (expand_block_set_2): Likewise.
18759 (expand_block_set_1): Likewise.
18760 (visium_trampoline_init): Likewise.
18762 2016-02-17 Nick Clifton <nickc@redhat.com>
18764 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
18765 TI's devices.csv file as of March 2016.
18767 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
18770 * opts-global.c (handle_common_deferred_options): Introduce and
18771 initialize two global variables to remember command-line options
18772 specifying a stack-limiting register.
18773 * opts.h: Add extern declarations of the two new global variables.
18774 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
18775 variable based on the values of the two new global variables.
18777 2016-02-16 Jakub Jelinek <jakub@redhat.com>
18780 * common.opt (Wnonnull-compare): New warning.
18781 * doc/invoke.texi (-Wnonnull): Remove text about comparison
18782 of arguments against NULL.
18783 (-Wnonnull-compare): Document.
18784 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
18785 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
18786 * passes.def (pass_warn_nonnull_compare): Add.
18787 * gimple-ssa-nonnull-compare.c: New file.
18789 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
18791 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
18792 AARCH64_EXTRA_TUNE_RECIP_SQRT.
18794 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
18796 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
18797 reciprocal sqrt for -mlow-precision-recip-sqrt.
18799 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
18800 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18802 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
18803 always use lane loads to construct non-constant vectors.
18805 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
18807 * config/aarch64/aarch64.md
18808 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
18809 constraints for operand 3.
18810 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
18812 2016-02-16 Jakub Jelinek <jakub@redhat.com>
18813 Richard Biener <rguenther@suse.de>
18815 PR tree-optimization/69820
18816 * tree-vect-patterns.c (type_conversion_p): Return false if
18817 *orig_type is unsigned single precision or boolean.
18818 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
18821 2016-02-16 Jakub Jelinek <jakub@redhat.com>
18823 PR rtl-optimization/69764
18824 PR rtl-optimization/69771
18825 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
18826 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
18828 2016-02-16 Richard Biener <rguenther@suse.de>
18830 PR tree-optimization/69776
18831 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
18833 (indirect_refs_may_alias_p): Likewise.
18834 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
18835 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
18836 according to tbaa_p.
18837 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
18838 (optimize_stmt): For redundant store discovery do not allow tbaa.
18840 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
18842 PR tree-optimization/69714
18843 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
18844 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
18846 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
18848 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
18849 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
18850 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
18851 * config/arc/arc.c (arc_init): Check FPU options.
18852 (get_arc_condition_code): Handle new CC_FPU* modes.
18853 (arc_select_cc_mode): Likewise.
18854 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
18855 register pair only. Allow access for ARCv2 accumulator.
18856 (gen_compare_reg): Whenever we have FPU support use FPU compare
18858 (arc_reorg): Don't generate brcc insns when FPU compare
18859 instructions are involved.
18860 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
18861 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
18862 floating point emulation.
18863 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
18864 (REVERSE_CONDITION): Add new CC_FPU* modes.
18865 (TARGET_FP_SP_BASE): Define.
18866 (TARGET_FP_DP_BASE): Likewise.
18867 (TARGET_FP_SP_FUSED): Likewise.
18868 (TARGET_FP_DP_FUSED): Likewise.
18869 (TARGET_FP_SP_CONV): Likewise.
18870 (TARGET_FP_DP_CONV): Likewise.
18871 (TARGET_FP_SP_SQRT): Likewise.
18872 (TARGET_FP_DP_SQRT): Likewise.
18873 (TARGET_FP_DP_AX): Likewise.
18874 * config/arc/arc.md (ARCV2_ACC): New constant.
18875 (type): New fpu type attribute.
18876 (SDF): Conditional iterator.
18877 (cstore<mode>, cbranch<mode>): Change expand condition.
18878 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
18879 handles FPU/FPX cases as well.
18880 * config/arc/arc.opt (mfpu): New option.
18881 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
18883 (adddf3, muldf3, subdf3): Removed.
18884 * config/arc/predicates.md (proper_comparison_operator): Recognize
18886 * config/arc/fpu.md: New file.
18887 * doc/invoke.texi (ARC Options): Document mfpu option.
18889 2016-02-16 Richard Biener <rguenther@suse.de>
18891 PR rtl-optimization/69291
18892 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
18893 noce_operand_ok check.
18895 2016-02-16 Tom de Vries <tom@codesourcery.com>
18898 * omp-low.c (simd_clone_create): Remove call to
18899 symtab->call_cgraph_insertion_hooks.
18901 2016-02-16 Jakub Jelinek <jakub@redhat.com>
18903 PR tree-optimization/69802
18904 * tree-ssa-reassoc.c (update_range_test): If op is
18905 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
18906 op == 1 test of precision 1 integral op, otherwise handle
18907 that case as op itself. Fix up formatting.
18908 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
18911 2016-02-16 Richard Biener <rguenther@suse.de>
18913 PR tree-optimization/69586
18914 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
18915 types for conversion sources.
18917 2016-02-16 Richard Biener <rguenther@suse.de>
18919 PR middle-end/69801
18920 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
18921 mask OEP_ADDRESS_OF.
18923 2016-02-16 Alan Modra <amodra@gmail.com>
18926 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
18927 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
18928 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
18930 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
18931 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
18932 (p8_fmrgow_<mode>): Likewise.
18933 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
18935 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
18936 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
18937 to use movdi_internal64. Remove op0_di.
18938 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
18940 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
18942 Add support for the FCCMP insn types
18944 * config/aarch64/aarch64.md (fccmp): Change insn type.
18945 (fccmpe): Likewise.
18946 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
18947 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
18948 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
18949 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
18950 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
18951 * config/arm/types.md (fccmps): Add new insn type.
18952 (fccmpd): Likewise.
18954 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
18956 * alias.c (get_alias_set): Fix a typo in comment.
18958 2016-02-15 Richard Biener <rguenther@suse.de>
18960 PR tree-optimization/69595
18961 * match.pd: Complete range test simplification to true.
18963 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
18965 PR rtl-optimization/69648
18966 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
18967 pic_offset_table_rtx.
18969 PR rtl-optimization/69752
18970 * ira.c (update_equiv_regs): When looking for more than a single SET,
18971 also take other side effects into account.
18973 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
18975 * config/s390/s390.c (s390_function_profiler): Add a new sequence
18976 for z900+ CPUs in 31-bit mode.
18978 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
18980 * common/config/s390/s390-common.c (s390_supports_split_stack):
18982 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
18983 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
18984 * config/s390/s390.c (struct machine_function): New field
18985 split_stack_varargs_pointer.
18986 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
18987 in s390_emit_prologue.
18988 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
18990 (morestack_ref): New global.
18991 (SPLIT_STACK_AVAILABLE): New macro.
18992 (s390_expand_split_stack_prologue): New function.
18993 (s390_live_on_entry): New function.
18994 (s390_va_start): Use split-stack vararg pointer if appropriate.
18995 (s390_asm_file_end): Emit the split-stack note sections.
18996 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
18997 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
18998 (UNSPECV_SPLIT_STACK_CALL): New unspec.
18999 (UNSPECV_SPLIT_STACK_DATA): New unspec.
19000 (split_stack_prologue): New expand.
19001 (split_stack_space_check): New expand.
19002 (split_stack_data): New insn.
19003 (split_stack_call): New expand.
19004 (split_stack_call_*): New insn.
19005 (split_stack_cond_call): New expand.
19006 (split_stack_cond_call_*): New insn.
19008 2016-02-15 Richard Biener <rguenther@suse.de>
19010 PR tree-optimization/69783
19011 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
19012 Add trivially correct cases.
19014 2016-02-15 Tom de Vries <tom@codesourcery.com>
19017 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
19019 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
19021 2016-02-15 Richard Biener <rguenther@suse.de>
19023 PR tree-optimization/69776
19024 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19025 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
19026 indicate whether we can use TBAA to disambiguate against stores.
19027 Use alias-set zero if not.
19028 (visit_reference_op_store): Do not use TBAA when looking up
19030 * tree-ssa-pre.c (compute_avail): Use TBAA here.
19031 (eliminate_dom_walker::before_dom_children): But not when looking
19032 up redundant stores.
19034 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
19036 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
19038 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19040 * config/i386/znver1.md
19041 (znver1_pop, znver1_pop_mem,
19042 znver1_load_imov_double_store,
19043 znver1_load_imov_direct_store,
19044 znver1_load_imov_direct_load,
19045 znver1_load_imov_double_load): Add new.
19046 (znver1_insn, znver1_insn_load): Add icmov type.
19047 (znver1_sseavx_fma,
19048 znver1_sseavx_fma_load,
19050 znver1_avx256_fma_load): Fix pipe usage.
19052 2016-02-14 Alan Modra <amodra@gmail.com>
19055 * reload.c (find_reloads_address_1): For pre/post-inc/dec
19056 with an invalid hard reg, reload just the reg not the entire
19057 pre/post-inc/dec address expression.
19059 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
19062 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
19063 fixed R1_REG scratch reg.
19064 (sibcall_value_pcrel_fdpic): Likewise.
19066 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
19070 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
19072 2016-02-12 Walter Lee <walt@tilera.com>
19074 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
19075 * config/tilegx/t-tilegx: Likewise.
19077 2016-02-12 David Malcolm <dmalcolm@redhat.com>
19080 * diagnostic-show-locus.c (struct line_span): New struct.
19081 (layout::get_first_line): Delete.
19082 (layout::get_last_line): Delete.
19083 (layout::get_num_line_spans): New member function.
19084 (layout::get_line_span): Likewise.
19085 (layout::print_heading_for_line_span_index_p): Likewise.
19086 (layout::get_expanded_location): Likewise.
19087 (layout::calculate_line_spans): Likewise.
19088 (layout::m_first_line): Delete.
19089 (layout::m_last_line): Delete.
19090 (layout::m_line_spans): New field.
19091 (layout::layout): Update comment. Replace m_first_line and
19092 m_last_line with m_line_spans, replacing their initialization
19093 with a call to calculate_line_spans.
19094 (diagnostic_show_locus): When printing source lines and
19095 annotations, rather than looping over a single span
19096 of lines, instead loop over each line_span within
19097 the layout, with an inner loop over the lines within them.
19098 Call the context's start_span callback when changing line spans.
19099 * diagnostic.c (diagnostic_initialize): Initialize start_span.
19100 (diagnostic_build_prefix): Break out the building of the location
19101 part of the string into...
19102 (diagnostic_get_location_text): ...this new function, rewriting
19103 it from nested ternary expressions to a sequence of "if"
19105 (default_diagnostic_start_span_fn): New function.
19106 * diagnostic.h (diagnostic_start_span_fn): New typedef.
19107 (diagnostic_context::start_span): New field.
19108 (default_diagnostic_start_span_fn): New prototype.
19110 2016-02-12 David Malcolm <dmalcolm@redhat.com>
19113 * gcc.c (driver::finalize): Fix cleanup of "specs".
19115 2016-02-12 David Malcolm <dmalcolm@redhat.com>
19119 * gcc.c (driver::driver): Initialize m_option_suggestions.
19120 (driver::~driver): Clean up m_option_suggestions.
19121 (suggest_option): Convert to...
19122 (driver::suggest_option): ...this, and split out into
19123 driver::build_option_suggestions and find_closest_string.
19124 (driver::build_option_suggestions): New function, from
19125 first half of suggest_option. Special-case
19126 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
19127 the sanitizer_opts array. For options of enum types, add the
19128 various enum values to the candidate strings.
19129 (driver::handle_unrecognized_options): Remove "const".
19130 * gcc.h (driver::handle_unrecognized_options): Likewise.
19131 (driver::build_option_suggestions): New decl.
19132 (driver::suggest_option): New decl.
19133 (driver::m_option_suggestions): New field.
19134 * opts-common.c (add_misspelling_candidates): New function.
19135 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
19136 and make non-static.
19137 * opts.h (sanitizer_opts): New array decl.
19138 (add_misspelling_candidates): New function decl.
19139 * spellcheck.c (find_closest_string): New function.
19140 * spellcheck.h (find_closest_string): New function decl.
19142 2016-02-12 Jakub Jelinek <jakub@redhat.com>
19144 PR rtl-optimization/69764
19145 PR rtl-optimization/69771
19146 * optabs.c (expand_binop_directly): For shift_optab_p, force
19147 convert_modes with VOIDmode if xop1 has VOIDmode.
19149 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
19152 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
19153 to correctly determine instrumentation thunks.
19155 2016-02-12 Jakub Jelinek <jakub@redhat.com>
19158 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
19159 type by reference, force lhs on the call.
19162 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
19163 Compute retval and retbnd early in all cases if split_part_return_p
19164 and return_bb is not EXIT. Remove all clobber stmts and reset
19165 all debug stmts that refer to SSA_NAMEs defined in split part,
19166 except if it is retval, in that case replace the old retval with the
19167 lhs of the call to the split part.
19169 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
19172 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
19174 PR middle-end/66726
19175 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
19176 whose result is used in PHI.
19177 (maybe_optimize_range_tests): Likewise.
19178 (final_range_test_p): Likweise.
19180 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
19182 PR middle-end/66726
19183 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
19184 whose result is used in PHI.
19185 (maybe_optimize_range_tests): Likewise.
19186 (final_range_test_p): Likweise.
19188 2016-02-12 Jakub Jelinek <jakub@redhat.com>
19190 * cgraph.c: Spelling fixes - behaviour -> behavior and
19191 neighbour -> neighbor.
19192 * target.def: Likewise.
19193 * sel-sched.c: Likewise.
19194 * config/mips/mips.c: Likewise.
19195 * config/arc/arc.md: Likewise.
19196 * config/arm/cortex-a57.md: Likewise.
19197 * config/arm/arm.c: Likewise.
19198 * config/arm/neon.md: Likewise.
19199 * config/arm/arm-c.c: Likewise.
19200 * config/vms/vms-c.c: Likewise.
19201 * config/s390/s390.c: Likewise.
19202 * config/i386/znver1.md: Likewise.
19203 * config/i386/i386.c: Likewise.
19204 * config/ia64/hpux-unix2003.h: Likewise.
19205 * config/msp430/msp430.md: Likewise.
19206 * config/rx/rx.c: Likewise.
19207 * config/rx/rx.md: Likewise.
19208 * config/aarch64/aarch64-simd.md: Likewise.
19209 * config/aarch64/aarch64.c: Likewise.
19210 * config/nvptx/nvptx.c: Likewise.
19211 * config/bfin/bfin.c: Likewise.
19212 * config/cris/cris.opt: Likewise.
19213 * config/rs6000/rs6000.c: Likewise.
19214 * target.h: Likewise.
19215 * spellcheck.c: Likewise.
19216 * ira-build.c: Likewise.
19217 * tree-inline.c: Likewise.
19218 * builtins.c: Likewise.
19219 * lra-constraints.c: Likewise.
19220 * explow.c: Likewise.
19221 * hwint.h: Likewise.
19222 * targhooks.c: Likewise.
19223 * tree-vect-data-refs.c: Likewise.
19224 * expr.c: Likewise.
19225 * doc/tm.texi: Likewise.
19226 * doc/extend.texi: Likewise.
19227 * doc/install.texi: Likewise.
19228 * doc/md.texi: Likewise.
19229 * tree-ssa-tail-merge.c: Likewise.
19230 * sched-int.h: Likewise.
19231 * match.pd: Likewise.
19232 * sched-ebb.c: Likewise.
19233 * target.def (omit_struct_return_reg): Likewise.
19234 * gimple-ssa-isolate-paths.c: Likewise.
19235 (find_implicit_erroneous_behaviour): Renamed to...
19236 (find_implicit_erroneous_behavior): ... this.
19237 (find_explicit_erroneous_behaviour): Renamed to...
19238 (find_explicit_erroneous_behavior): ... this.
19239 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
19241 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
19243 PR rtl-optimization/64682
19244 PR rtl-optimization/69567
19245 PR rtl-optimization/69737
19246 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
19247 in I2 as well, just lose it.
19249 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19251 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
19253 (aarch64_last_printed_tune_string): Likewise.
19254 (aarch64_declare_function_name): Only output .arch assembler
19255 directive if it will be different from the previously output
19256 directive. Same for .tune comment but only if -dA is set.
19257 (aarch64_start_file): New function.
19258 (TARGET_ASM_FILE_START): Define.
19260 2016-02-11 David Malcolm <dmalcolm@redhat.com>
19263 * Makefile.in (PLUGIN_HEADERS): Add params.list.
19265 2016-02-11 Jakub Jelinek <jakub@redhat.com>
19268 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
19269 -Wmaybe-uninitialized warning.
19271 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
19274 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
19276 2016-02-11 Richard Biener <rguenther@suse.de>
19278 PR rtl-optimization/69291
19279 * ifcvt.c (noce_try_store_flag_constants): Do not allow
19280 subexpressions affected by changing the result.
19282 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
19285 * lra-constraints.c (curr_insn_transform): Find in/out operands
19286 for secondary memory moves. Update dups.
19288 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
19290 PR tree-optimization/69652
19291 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
19292 to nested loop, did source re-formatting, skip debug statements,
19293 add check on statement with volatile operand, remove dead scalar
19296 2016-02-10 Jakub Jelinek <jakub@redhat.com>
19297 Patrick Palka <ppalka@gcc.gnu.org>
19301 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
19302 calls if the return type is TREE_ADDRESSABLE.
19303 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
19304 * ipa-split.c (split_function): Fix doubled "we" in comment.
19305 Use void return type for the split part even if
19306 !split_point->split_part_set_retval.
19308 2016-02-10 Bin Cheng <bin.cheng@arm.com>
19310 PR tree-optimization/68021
19311 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
19312 when computing the value of biv cand by itself.
19314 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
19316 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
19317 (cortexa57_tunings): Likewise.
19318 (cortexa72_tunings): Likewise.
19319 (arch_macro_fusion_pair_p): Add support for AES fusion.
19320 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
19321 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
19322 Allow virtual registers before reload so early scheduling works.
19323 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
19324 correct latency and pipeline.
19325 (cortex_a57_crypto_complex): Likewise.
19326 (cortex_a57_crypto_xor): Likewise.
19327 (define_bypass): Add AES bypass.
19329 2016-02-10 Richard Biener <rguenther@suse.de>
19331 PR tree-optimization/69726
19332 * passes.def: Add DCE pass before late uninit.
19333 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
19334 really fixup if-conversions job.
19336 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
19338 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
19339 (arm_cortex_a57_tune): Likewise.
19340 (aarch_macro_fusion_pair_p): Add support for AES fusion.
19341 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
19343 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
19345 * timevar.def (TV_PHASE_DBGINFO): Delete.
19346 (TV_PHASE_CHECK_DBGINFO): Likewise.
19347 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
19349 2016-02-10 Richard Biener <rguenther@suse.de>
19351 PR tree-optimization/69719
19352 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
19353 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
19355 2016-02-09 Andrew Pinski <apinski@cavium.com>
19358 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
19359 get_vcond_mask_icode returns false.
19361 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
19364 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
19365 an ADDIS that adds a pointer to a large constant that sets the
19366 upper16 bits with a load operation.
19368 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
19371 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
19373 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
19375 (vzipq_s16): Likewise.
19376 (vzipq_s32): Likewise.
19377 (vzipq_f32): Likewise.
19378 (vzipq_u8): Likewise.
19379 (vzipq_u16): Likewise.
19380 (vzipq_u32): Likewise.
19381 (vzipq_p8): Likewise.
19382 (vzipq_p16): Likewise.
19384 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
19387 * config/arm/arm.c (neon_endian_lane_map): New function.
19388 (neon_vector_pair_endian_lane_map): New function.
19389 (arm_evpc_neon_vuzp): Allow for big endian lane order.
19390 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
19392 (vuzpq_s16): Likewise.
19393 (vuzpq_s32): Likewise.
19394 (vuzpq_f32): Likewise.
19395 (vuzpq_u8): Likewise.
19396 (vuzpq_u16): Likewise.
19397 (vuzpq_u32): Likewise.
19398 (vuzpq_p8): Likewise.
19399 (vuzpq_p16): Likewise.
19401 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
19404 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
19407 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
19409 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
19410 truncate const_int operand 1 to QImode.
19412 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
19414 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
19415 corresponding to an abnormal edge.
19417 2016-02-09 Tom de Vries <tom@codesourcery.com>
19419 PR tree-optimization/69599
19420 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
19422 (find_func_aliases_for_builtin_call, find_func_clobbers)
19423 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
19426 2016-02-09 Richard Biener <rguenther@suse.de>
19428 PR tree-optimization/69715
19429 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
19430 LHS on calls as non-rewritable.
19432 2016-02-09 Tom de Vries <tom@codesourcery.com>
19435 * lto-wrapper.c (append_diag_options): New function.
19436 (compile_offload_image): Call append_diag_options.
19438 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
19441 * doc/extend.texi (Flag Output Operands): Correct sectioning.
19442 Minor copy-edit to fix verb tenses.
19444 2016-02-08 Jakub Jelinek <jakub@redhat.com>
19446 PR tree-optimization/69209
19447 * ipa-split.c (split_function): If split part is not
19448 returning retval, retval has gimple type but is not
19449 gimple value, force it into a SSA_NAME first.
19451 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
19453 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
19456 2016-02-08 Jason Merrill <jason@redhat.com>
19459 * convert.c (convert_to_integer_1): Check dofold on truncation
19461 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
19462 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
19463 Rename from *_nofold.
19464 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
19465 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
19467 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
19470 * tree.c (build_common_tree_nodes): Remove short_double argument.
19471 All callers changed.
19472 * tree.h (build_common_tree_nodes): Adjust declaration.
19473 * doc/invoke.texi (-fshort-double): Remove documentation.
19474 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19475 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
19476 * lto-wrapper.c (merge_and_complain, append_compiler_options)
19477 (append_linker_options): Don't handle OPT_fshort_double.
19479 PR rtl-optimization/68730
19480 * lra-remat.c (insn_to_cand_activation): New static variable.
19481 (lra_remat): Allocate and free it.
19482 (create_cand): New arg activation. Initialize a field in
19483 insn_to_cand_activation if it is nonnull.
19484 (create_cands): Pass the activation insn to create_cand when making
19485 a candidate involving an output reload. Reorganize code a little.
19486 (do_remat): Keep track of active status of candidates in a separate
19489 2016-02-08 Richard Biener <rguenther@suse.de>
19491 PR tree-optimization/69719
19492 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
19493 Properly use absolute of the difference of the two offsets to
19494 compare or adjust the segment length.
19496 2016-02-08 Richard Biener <rguenther@suse.de>
19497 Jeff Law <law@redhat.com>
19500 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
19501 types for anonymous SSA names.
19503 2016-02-08 Richard Biener <rguenther@suse.de>
19505 PR rtl-optimization/69274
19506 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
19508 2016-02-08 Jeff Law <law@redhat.com>
19510 PR tree-optimization/65917
19511 * tree-ssa-dom.c (record_temporary_equivalences): Record both
19512 equivalences from if (x == y) style conditionals.
19513 (loop_depth_of_name): Remove.
19514 (record_equality): Remove loop depth check.
19515 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
19516 (const_and_copies::record_const_or_copy_raw): New member function.
19517 * tree-ssa-scopedtables.c
19518 (const_and_copies::record_const_or_copy_raw): New, factored out of
19519 (const_and_copies::record_const_or_copy): Call new member function.
19521 2016-02-05 Jeff Law <law@redhat.com>
19523 PR tree-optimization/68541
19524 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
19525 (count_stmts_in_block): New function.
19526 (poor_ifcvt_candidate_code): Likewise.
19527 (is_feasible_trace): Add some heuristics to determine when path
19528 splitting is profitable.
19529 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
19530 is a diamond with a single exit.
19532 2016-02-05 Martin Sebor <msebor@redhat.com>
19535 * doc/invoke.texi: Update -Wplacement-new to take an optional
19538 2016-02-06 Richard Henderson <rth@redhat.com>
19541 * tree.c (tree_nop_conversion_p): Do not strip casts into or
19542 out of non-standard address spaces.
19544 2016-02-05 Jakub Jelinek <jakub@redhat.com>
19546 PR rtl-optimization/69691
19547 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
19549 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
19551 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
19552 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
19553 (*ieee128_mfvsrd_64bit): Likewise.
19554 (*ieee128_mfvsrd_32bit): Likewise.
19556 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
19560 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
19562 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
19563 instrumented_version.
19565 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
19567 * doc/invoke.texi (Optimize Options): In table of --param options
19568 rename second occurrence of tracer-min-branch-ratio to
19569 tracer-min-branch-probability, rename
19570 tracer-min-branch-ratio-feedback to
19571 tracer-min-branch-probability-feedback and clarify description,
19572 rename sched-spec-state-edge-prob-cutoff to
19573 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
19574 to selsched-insns-to-rename, rename lto-minpartition to
19575 lto-min-partition, delete reorder-blocks-duplicate and
19576 reorder-blocks-duplicate-feedback.
19578 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19580 * config/s390/s390.c (s390_register_info_set_ranges): Remove
19583 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
19585 * doc/extend.texi: S/390: Correct some typos.
19587 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19589 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
19591 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19594 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
19595 (s390_register_info_gprtofpr): Use new macros above.
19596 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
19598 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
19599 its name. Adjust restore and save gpr ranges.
19600 (s390_register_info_set_ranges): New function.
19601 (s390_register_info): Use new macros above. Call
19602 s390_register_info_set_ranges.
19603 (s390_optimize_register_info): Likewise.
19604 (s390_hard_regno_rename_ok): Use new macros.
19605 (s390_hard_regno_scratch_ok): Likewise.
19606 (s390_emit_epilogue): Likewise.
19607 (s390_can_use_return_insn): Likewise.
19608 (s390_optimize_prologue): Likewise.
19609 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
19611 2016-02-05 Jakub Jelinek <jakub@redhat.com>
19614 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
19616 (ix86_option_override_internal): Disable TARGET_STV even for
19617 -m{incoming,preferred}-stack-boundary=3.
19619 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19621 * config.gcc: Mark deprecated rtems targets as obsolete.
19623 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
19625 PR rtl-optimization/64682
19626 PR rtl-optimization/69567
19627 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
19628 before I2 only if the register is both used and set in I2.
19630 2016-02-04 DJ Delorie <dj@redhat.com>
19632 * config/msp430/msp430.c (msp430_start_function): Add function type.
19634 2016-02-04 Jakub Jelinek <jakub@redhat.com>
19637 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
19639 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
19641 PR rtl-optimization/69577
19643 2015-10-29 Richard Henderson <rth@redhat.com>
19647 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
19648 sse check to the exact conditions of PR 67609.
19650 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
19653 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
19654 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
19655 not allowed into the traditional Altivec registers.
19656 (movtd_64bit_nodm): Likewise.
19657 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
19659 2016-02-04 David Malcolm <dmalcolm@redhat.com>
19661 * config/aarch64/cortex-a57-fma-steering.c
19662 (aarch64_register_fma_steering): Remove "static" from arguments
19665 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
19668 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
19669 twice when complex.
19671 2016-02-04 Mike Frysinger <vapier@gentoo.org>
19673 * doc/invoke.texi: Delete -mno-fma4.
19675 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
19677 PR rtl-optimization/69577
19678 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
19679 (find_subregs_of_mode): Update accordingly. Iterate over partial
19682 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
19684 * config/arm/arm-protos.h (neon_reinterpret): Remove.
19685 * config/arm/arm.c (neon_reinterpret): Remove.
19686 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
19687 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
19688 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
19689 vreinterpretti): Remove.
19690 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
19691 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
19692 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
19693 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
19694 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
19695 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
19696 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
19697 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
19698 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
19699 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
19700 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
19701 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
19702 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
19703 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
19704 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
19705 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
19706 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
19707 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
19708 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
19709 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
19710 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
19711 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
19712 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
19713 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
19714 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
19715 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
19716 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
19717 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
19718 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
19719 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
19720 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
19721 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
19722 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
19723 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
19724 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
19725 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
19726 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
19727 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
19728 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
19729 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
19730 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
19731 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
19732 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
19733 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
19734 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
19735 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
19736 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
19737 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
19738 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
19739 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
19740 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
19741 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
19742 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
19743 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
19744 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
19745 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
19746 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
19747 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
19748 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
19749 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
19750 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
19751 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
19752 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
19753 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
19754 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
19755 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
19756 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
19757 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
19758 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
19759 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
19760 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
19761 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
19762 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
19763 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
19764 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
19765 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
19766 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
19767 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
19768 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
19769 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
19770 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
19771 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
19772 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
19773 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
19774 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
19775 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
19776 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
19777 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
19778 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
19779 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
19780 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
19781 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
19782 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
19783 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
19784 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
19785 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
19786 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
19787 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
19788 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
19789 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
19790 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
19791 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
19792 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
19794 2016-02-04 Martin Liska <mliska@suse.cz>
19797 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
19798 that are gimple_store_p.
19799 (maybe_instrument_call): Likewise.
19801 2016-02-04 Bin Cheng <bin.cheng@arm.com>
19803 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
19804 register scaling out of memory reference and comment why.
19806 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19810 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
19811 folding the source of a SET.
19813 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19817 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
19818 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
19820 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
19824 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
19827 2016-02-04 Christian Bruel <christian.bruel@st.com>
19829 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
19830 * config/arm/arm.c (arm_set_current_function): Likewise.
19832 2016-02-04 Jakub Jelinek <jakub@redhat.com>
19833 Ilya Enkovich <enkovich.gnu@gmail.com>
19834 H.J. Lu <hongjiu.lu@intel.com>
19837 * config/i386/i386.c (convert_scalars_to_vector): Remove
19838 stack alignment fixes.
19839 (ix86_option_override_internal): Disable TARGET_STV if stack
19840 might not be aligned enough.
19841 (ix86_minimum_alignment): Assert that TARGET_STV is false.
19843 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
19845 * config/i386/x86-tune.def: Disable default prefetching
19848 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
19849 Vladimir Makarov <vmakarov@redhat.com>
19852 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
19853 in validating fused toc addresses.
19855 2016-02-03 Jakub Jelinek <jakub@redhat.com>
19858 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
19859 range->m_caret fields if range->m_show_caret_p is false.
19862 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
19863 Force oldval into register if it does not satisfy reg_or_short_operand
19864 predicate. Fix up formatting.
19866 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
19867 Alexandre Oliva <aoliva@redhat.com>
19870 * lra-constraints.c (simplify_operand_subreg): Check additionally
19871 address validity after potential reloading.
19872 (process_address_1): Check insns validity. In case of failure do
19875 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
19878 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
19881 2016-02-02 Jakub Jelinek <jakub@redhat.com>
19883 * wide-int.cc (canonize_uhwi): New function.
19884 (wi::divmod_internal): Use it.
19886 2016-02-02 James Norris <jnorris@codesourcery.com>
19888 * gimplify.c (omp_notice_variable): Add usage check.
19890 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
19892 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
19893 like LE, GE, LT, GT when emitting relational operator.
19895 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
19897 * ira-costs.c (find_costs_and_classes): Add extra argument.
19898 * target.def (ira_change_pseudo_allocno_class): Add parameter.
19899 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
19900 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
19901 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
19902 Add best_class parameter, and return it if not ALL_REGS.
19903 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
19905 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
19906 Update target hook.
19908 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
19910 * config/aarch64/aarch64.c
19911 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
19912 (aarch64_ira_change_pseudo_allocno_class): New function.
19914 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
19917 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
19919 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19921 * config/avr/avr.c (avr_option_override): Set
19922 PARAM_ALLOW_STORE_DATA_RACES to 1.
19924 2016-02-02 Richard Biener <rguenther@suse.de>
19926 PR tree-optimization/69595
19927 * match.pd: Add range test simplifications to true/false.
19929 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
19931 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
19932 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
19935 2016-02-02 Richard Biener <rguenther@suse.de>
19937 PR tree-optimization/69606
19938 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
19939 info on the result before moving a stmt.
19941 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
19943 PR middle-end/68542
19944 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
19945 branch with vector comparison.
19946 * config/i386/sse.md (VI48_AVX): New mode iterator.
19947 (define_expand "cbranch<mode>4): Add support for conditional branch
19948 with vector comparison.
19949 * tree-vect-loop.c (optimize_mask_stores): New function.
19950 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
19951 has_mask_store field of vect_info.
19952 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
19953 vectorized loops having masked stores after vec_info destroy.
19954 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
19955 correspondent macros.
19956 (optimize_mask_stores): Add prototype.
19958 2016-02-02 Alan Modra <amodra@gmail.com>
19961 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
19964 2016-02-02 Alan Modra <amodra@gmail.com>
19967 * config/rs6000/rs6000.c (need_toc_init): New var, set it
19968 whenever toc_label_name used.
19969 (rs6000_file_start): Don't set up toc section here,
19970 (rs6000_output_function_epilogue): do so here instead,
19971 (rs6000_xcoff_file_start): and here.
19972 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
19973 (load_toc_aix_di): Likewise.
19975 2016-02-01 Jakub Jelinek <jakub@redhat.com>
19977 PR rtl-optimization/69592
19978 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
19979 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
19980 (num_sign_bit_copies_binary_arith_p): New inline function.
19981 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
19983 2016-02-01 Jeff Law <law@redhat.com>
19985 PR tree-optimization/69580
19986 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
19987 * tree-ssa-threadbackward.c
19988 (fsm_find_control_statement_thread_paths): Do not try to walk
19989 through large PHI nodes.
19991 2016-02-01 Jakub Jelinek <jakub@redhat.com>
19993 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
19994 when count is incremented above limit, don't analyze further
19997 * omp-low.c (oacc_parse_default_dims): Avoid
19998 -Wsign-compare warning, make sure value fits into int
19999 rather than just unsigned int.
20001 2016-02-01 Bin Cheng <bin.cheng@arm.com>
20003 PR tree-optimization/67921
20004 * fold-const.c (split_tree): New parameters. Convert pointer
20005 type variable part to proper type before negating.
20006 (fold_binary_loc): Pass new arguments to split_tree.
20008 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
20010 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
20011 (nvptx_goacc_validate_dims): Extend to handle global defaults.
20012 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
20013 * doc/tm.texti: Rebuilt.
20014 * doc/invoke.texi (fopenacc-dim): Document.
20015 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
20016 (append_compiler_options): Likewise.
20017 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
20018 (oacc_parse_default_dims): New.
20019 (oacc_validate_dims): Add USED arg. Select non-unity default when
20021 (oacc_loop_fixed_partitions): Return mask of used partitions.
20022 (oacc_loop_auto_partitions): Emit dump info.
20023 (oacc_loop_partition): Return mask of used partitions.
20024 (execute_oacc_device_lower): Parse default dimension arg. Adjust
20025 loop partitioning and validation calls.
20027 2016-02-01 Richard Biener <rguenther@suse.de>
20029 PR middle-end/69556
20030 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
20032 2016-02-01 Richard Biener <rguenther@suse.de>
20034 PR tree-optimization/69574
20035 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
20036 of asserting return chrec_dont_know.
20038 2016-02-01 Martin Liska <mliska@suse.cz>
20040 * mem-stats-traits.h: Add copyright header.
20041 * mem-stats.h: Likewise.
20043 2016-02-01 Richard Biener <rguenther@suse.de>
20045 PR tree-optimization/69579
20046 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
20047 Do not propagate through abnormal PHI results.
20049 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
20051 * postreload.c (reload_cse_simplify): Remove dead code.
20053 2016-02-01 Jakub Jelinek <jakub@redhat.com>
20055 PR rtl-optimization/69570
20056 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
20057 if there is more than one set, not if there is a single set.
20059 2016-02-01 Richard Henderson <rth@redhat.com>
20062 * combine.c (make_compound_operation): When looking through a
20063 subreg, make sure to re-extend to the width of the outer mode.
20065 2016-01-30 Jakub Jelinek <jakub@redhat.com>
20067 PR tree-optimization/69546
20068 * wide-int.cc (wi::divmod_internal): For unsigned division
20069 where both operands fit into uhwi, if o1 is 1 and o0 has
20070 msb set, if divident_prec is larger than bits per hwi,
20071 clear another quotient word and return 2 instead of 1.
20072 Similarly for remainder with msb in HWI set, if dividend_prec
20073 is larger than bits per hwi.
20075 2016-01-29 Martin Jambor <mjambor@suse.cz>
20077 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
20078 Use short lowercase names.
20079 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
20080 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
20081 acq_rel one. Protect warning agains segfaults if
20082 get_memory_order_name returns NULL.
20083 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
20084 with release semantics. Do not warn if get_memory_order already did.
20085 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
20086 semantics. Fix check for relaxed or acquire semantics. Do not warn
20087 if get_memory_order already did.
20089 2016-01-29 Sebastian Pop <s.pop@samsung.com>
20091 * doc/install.texi: Document that isl-0.16 is supported.
20093 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
20096 * config/i386/constraints.md (Bm): Describe as special memory
20098 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
20099 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
20100 * genpreds.c (struct constraint_data): Add is_special_memory.
20101 (have_special_memory_constraints, special_memory_start): New
20103 (special_memory_end): Ditto.
20104 (add_constraint): Add new arg is_special_memory. Add code to
20105 process its true value. Update have_special_memory_constraints.
20106 (process_define_constraint): Pass the new arg.
20107 (process_define_register_constraint): Ditto.
20108 (choose_enum_order): Process special memory.
20109 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
20110 function insn_extra_special_memory_constraint.
20111 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
20112 * gensupport.c (process_rtx): Process
20113 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
20114 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
20115 * ira-lives.c (single_reg_class): Use
20116 insn_extra_special_memory_constraint.
20117 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
20118 * lra-constraints.c (process_alt_operands): Ditto.
20119 (curr_insn_transform): Use insn_extra_special_memory_constraint.
20120 * recog.c (asm_operand_ok, preprocess_constraints): Process
20122 * reload.c (find_reloads): Ditto.
20123 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
20124 * stmt.c (parse_input_constraint): Use
20125 insn_extra_special_memory_constraint.
20127 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
20130 * lra-splill.c (lra_final_code_change): Revert r229087 by
20131 removing all sub-registers.
20133 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
20136 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
20138 2016-01-29 Jakub Jelinek <jakub@redhat.com>
20141 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
20142 SSE1, copy target into the temporary reg first before recursing
20145 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
20147 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
20150 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
20152 * ginclude/stdarg.h: Test __cplusplus instead of
20153 __GXX_EXPERIMENTAL_CXX0X__.
20155 2016-01-29 Richard Biener <rguenther@suse.de>
20157 PR tree-optimization/69547
20158 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
20159 Do not mark clobbers necessary.
20160 (mark_all_reaching_defs_necessary_1): Likewise.
20162 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
20164 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
20165 declaration name with %qs and print it in both error messages.
20166 Also fix indentation.
20168 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
20171 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
20172 trailing blank line from error message.
20174 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
20177 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
20180 2016-01-29 Richard Biener <rguenther@suse.de>
20182 PR middle-end/69537
20183 * match.pd: Allow all integral types when simplifying a
20184 widening or sign-changing conversion.
20186 2016-01-28 Sebastian Pop <s.pop@samsung.com>
20188 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
20189 back to setting codegen_error to fail codegen.
20191 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
20194 * config/i386/constraints.md (C): Only accept constant zero operand.
20195 (BC): New constraint.
20196 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
20197 instead of C constraint.
20198 * doc/md.texi (Machine Constraints): Update description
20201 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
20204 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
20206 2016-01-28 Jakub Jelinek <jakub@redhat.com>
20208 PR middle-end/69542
20209 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
20212 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
20214 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
20215 branches if using guessed profile.
20217 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
20219 * graphite-optimize-isl.c (optimize_isl): Fix dump.
20221 2016-01-28 Richard Henderson <rth@redhat.com>
20224 * config/aarch64/aarch64-modes.def (CC_Cmode): New
20225 * config/aarch64/aarch64-protos.h: Update.
20226 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
20227 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
20228 (aarch64_get_condition_code_1): Handle CC_Cmode.
20229 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
20230 (*add<mode>3_compareC_cconly_imm): New.
20231 (*add<mode>3_compareC_cconly): New.
20232 (*add<mode>3_compareC_imm): New.
20233 (add<mode>3_compareC): New.
20234 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
20235 to be first. Use aarch64_carry_operation.
20236 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
20237 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
20238 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
20239 (subti3): Use subdi3_compare1.
20240 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
20241 (sub<mode>3_compare1): New.
20242 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
20243 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
20244 (*subsi3_carryin_uxtw): Likewise.
20245 (*ngc<mode>, *ngcsi_uxtw): Likewise.
20246 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
20247 * config/aarch64/iterators.md (DWI): New.
20248 * config/aarch64/predicates.md (aarch64_carry_operation): New.
20249 (aarch64_borrow_operation): New.
20251 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
20253 * graphite-optimize-isl.c (optimize_isl): Print a different debug
20254 message when isl does not return a valid schedule.
20256 2016-01-28 Sebastian Pop <s.pop@samsung.com>
20258 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
20259 Remove comments from class declarations: they are already in the code
20262 2016-01-28 Sebastian Pop <s.pop@samsung.com>
20264 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
20266 (ternary_op_to_tree): Same.
20267 (unary_op_to_tree): Same.
20268 (nary_op_to_tree): Same.
20269 (gcc_expression_from_isl_expr_op): Same.
20270 (gcc_expression_from_isl_expression): Same.
20271 (graphite_create_new_loop): Same.
20272 (graphite_create_new_loop_guard): Same.
20273 (build_iv_mapping): Same.
20274 (graphite_create_new_guard): Same.
20275 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
20276 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
20278 2016-01-28 Sebastian Pop <s.pop@samsung.com>
20280 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
20281 instead of setting codegen_error to fail codegen.
20283 2016-01-28 Jason Merrill <jason@redhat.com>
20285 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
20287 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
20289 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
20290 Remove CONST_INT_P check in CCMP cost calculation.
20292 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
20294 * config/aarch64/aarch64.c (generic_vector_cost):
20295 Set vec_permute_cost.
20296 (cortexa57_vector_cost): Likewise.
20297 (exynosm1_vector_cost): Likewise.
20298 (xgene1_vector_cost): Likewise.
20299 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
20300 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
20301 Add vec_permute_cost entry.
20303 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
20305 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
20307 (add<mode>3_compare0): Likewise.
20308 (addsi3_compare0_uxtw): Likewise.
20309 (add<mode>3nr_compare0): Likewise.
20310 (compare_neg<mode>): Likewise.
20311 (<optab><mode>3): Likewise.
20313 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
20315 * tree-vect-stmts.c (vectorizable_comparison): Add
20316 NULL check for vectype.
20318 2016-01-28 Richard Biener <rguenther@suse.de>
20320 PR tree-optimization/69466
20321 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
20322 Account for PHIs we couldn't duplicate.
20324 2016-01-28 Martin Liska <mliska@suse.cz>
20327 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
20328 instead of ENABLE_VALGRIND_CHECKING.
20330 2016-01-27 Richard Henderson <rth@redhat.com>
20333 * lra-remat.c (subreg_regs): New.
20334 (dump_candidates_and_remat_bb_data): Dump it.
20335 (operand_to_remat): Reject if operand in subreg_regs.
20336 (set_bb_regs): Collect subreg_regs.
20337 (lra_remat): Init and free subreg_regs. Compute
20338 calculate_local_reg_remat_bb_data before create_cands.
20340 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
20343 * config/i386/i386.c (ix86_update_stack_boundary): Don't
20344 change stack_alignment_needed for __tls_get_addr call.
20346 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
20348 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
20350 2016-01-27 Jeff Law <law@redhat.com>
20352 PR tree-optimization/68398
20353 PR tree-optimization/69196
20354 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
20355 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
20356 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20357 Only count PHIs in the last block in the path. The others will
20358 const/copy propagate away. Add heuristic to allow more irreducible
20359 subloops to be created when it is likely profitable to do so.
20361 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20362 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
20363 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
20365 2016-01-27 Jakub Jelinek <jakub@redhat.com>
20368 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
20369 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
20370 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
20371 * tree-streamer-in.c: Include asan.h.
20372 (streamer_get_builtin_tree): For builtins in sanitizer
20373 range call initialize_sanitizer_builtins and retry.
20375 2016-01-27 Ian Lance Taylor <iant@google.com>
20377 * common.opt (fkeep-gc-roots-live): New undocumented option.
20378 * tree-ssa-loop-ivopts.c (add_candidate_1): If
20379 -fkeep-gc-roots-live, skip pointers.
20380 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
20383 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
20386 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
20387 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
20389 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
20392 * configure.ac: NetBSD provides SSP in its C library.
20393 * configure: Updated.
20395 2016-01-27 Richard Biener <rguenther@suse.de>
20397 PR tree-optimization/69166
20398 * tree-vect-loop.c (vect_is_simple_reduction): Always check
20399 reduction code for commutativity / associativity.
20401 2016-01-27 Martin Jambor <mjambor@suse.cz>
20403 PR tree-optimization/69355
20404 * tree-sra.c (analyze_access_subtree): Correct hole detection when
20405 total_scalarization fails.
20407 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
20409 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
20412 2016-01-27 Christian Bruel <christian.bruel@st.com>
20415 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
20416 Move arm_reset_previous_fndecl and set_target_option_current_node in
20417 the conditional part. Call save_restore_target_globals.
20418 * config/arm/arm.c (arm_set_current_function):
20419 Refactor to better support #pragma target and attribute mix.
20420 Call save_restore_target_globals.
20421 * config/arm/arm-protos.h (save_restore_target_globals): New function.
20423 2016-01-27 Martin Liska <mliska@suse.cz>
20425 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
20426 reference for an HSA kernel and its host function.
20428 2016-01-27 Jakub Jelinek <jakub@redhat.com>
20430 PR tree-optimization/69399
20431 * wide-int.h (wi::lrshift): For larger precisions, only
20432 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
20434 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
20436 * config/arc/predicates.md (proper_comparison_operator): Reject
20437 constant-constant comparison.
20439 2016-01-26 Tom de Vries <tom@codesourcery.com>
20441 PR tree-optimization/69110
20442 * tree-data-ref.c (initialize_data_dependence_relation): Handle
20443 DR_NUM_DIMENSIONS == 0.
20445 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
20446 Sebastian Pop <s.pop@samsung.com>
20448 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
20449 isl_ast_op_cond and isl_ast_op_select.
20450 (gcc_expression_from_isl_expr_op): Same.
20452 2016-01-26 Jason Merrill <jason@redhat.com>
20455 * tree.c (recompute_constructor_flags): Split out from
20457 (verify_constructor_flags): New.
20458 * tree.h: Declare them.
20460 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
20462 PR rtl-optimization/69217
20463 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
20464 are no TYPE_FIELDS set for the record type.
20466 2016-01-26 Jakub Jelinek <jakub@redhat.com>
20469 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
20470 toc_label_name unconditionally.
20471 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
20472 SYMBOL_REF string. Use toc_label_name instead of constructing
20474 (rs6000_elf_declare_function_name): Use toc_label_name instead of
20475 constructing LCTOC1.
20477 2016-01-26 Martin Sebor <msebor@redhat.com>
20480 * doc/extend.texi (Common Type Attributes): Move text that talks about
20481 attribute packed from attribute aligned to the section discussing
20482 the former attribute for clarity.
20484 2016-01-26 Richard Henderson <rth@redhat.com>
20486 PR middle-end/60908
20487 * trans-mem.c (tm_region_init): Mark entry block as visited.
20489 2016-01-26 David Malcolm <dmalcolm@redhat.com>
20492 * diagnostic-show-locus.c (layout::print_source_line): Replace
20493 call to pp_newline with call to layout::print_newline.
20494 (layout::print_annotation_line): Likewise.
20495 (layout::move_to_column): Likewise.
20496 (layout::print_any_fixits): After printing any fixits, print a
20497 trailing newline, if necessary.
20498 (layout::print_newline): New method, resetting any colorization
20500 (diagnostic_show_locus): Move the pp_newline to before the
20501 early bailout. Remove dummy block enclosing the layout instance.
20502 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
20503 of pp_newline_and_flush with pp_flush.
20504 (diagnostic_append_note): Delete use of pp_newline.
20505 (diagnostic_append_note_at_rich_loc): Delete.
20506 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
20507 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
20508 when newline characters are added to the buffer.
20510 2016-01-26 Michael Matz <matz@suse.de>
20512 * configure.ac (ac_cv_std_swap_in_utility): New test.
20513 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
20514 * configure: Regenerate.
20515 * config.in: Regenerate.
20517 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
20519 * config/arc/arc.md (cstoresi4): Force operand into register.
20520 (arcset<code>): Fix predicate.
20521 (arcsetltu): Likewise.
20522 (arcsetgeu): Likewise.
20523 (arcsethi): Likewise.
20524 (arcsetls): Likewise.
20526 2016-01-26 Jakub Jelinek <jakub@redhat.com>
20528 PR tree-optimization/69483
20529 * gimple-fold.c (canonicalize_constructor_val): Return NULL
20530 if base has error_mark_node type.
20532 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
20535 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
20536 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
20538 (vget_lane_f16): Handle big-endian.
20539 (vgetq_lane_f16): Likewise.
20540 (vset_lane_f16): Likewise.
20541 (vsetq_lane_f16): Likewise.
20542 * config/arm/iterators.md (VQXMOV): Add V8HF.
20543 (VDQ): Add V4HF and V8HF.
20544 (V_reg): Handle V4HF and V8HF.
20545 (Is_float_mode): Likewise.
20546 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
20547 neon_vdup_nv8hf): New patterns.
20548 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
20549 Use VD_LANE iterator.
20550 (neon_vld1_dup<mode>): Use VQ2 iterator.
20552 2016-01-26 Nathan Sidwell <nathan@acm.org>
20554 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
20555 (set_oacc_fn_attrib): Add IS_KERNEL arg.
20556 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
20557 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
20558 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
20559 (oacc_validate_dims): Add LEVEL arg, don't return level.
20560 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
20561 oacc_validate_dims.
20562 (execute_oacc_device_lower): Adjust, add more dump output.
20563 * tree-ssa-loop.c (gate_oacc_kernels): Use
20564 oacc_fn_attrib_kernels_p.
20565 * tree-parloops.c (create_parallel_loop): Adjust
20566 set_oacc_fn_attrib call.
20568 2016-01-26 Jakub Jelinek <jakub@redhat.com>
20571 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
20572 (append_compiler_options): Handle -fcilkplus.
20573 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
20575 2016-01-26 Nick Clifton <nickc@redhat.com>
20578 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
20579 been marked as DECL_ONE_ONLY but we do not the means to make it
20580 so, then do not allow it to bind locally.
20582 2016-01-26 Jakub Jelinek <jakub@redhat.com>
20585 * opts.h (parse_sanitizer_options): New prototype.
20586 * opts.c (sanitizer_opts): New array.
20587 (parse_sanitizer_options): New function.
20588 (common_handle_option): Use parse_sanitizer_options.
20590 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
20593 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
20594 alignment adjustment to ...
20595 (ix86_update_stack_boundary): Here. Don't over-align stack for
20597 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
20598 if __tls_get_addr is called.
20600 2016-01-26 Christian Bruel <christian.bruel@st.com>
20602 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
20604 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
20606 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
20608 2016-01-26 Richard Biener <rguenther@suse.de>
20610 PR middle-end/69467
20611 * match.pd: Guard X * CST CMP 0 pattern with single_use.
20613 2016-01-26 Richard Biener <rguenther@suse.de>
20615 PR tree-optimization/69452
20616 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
20617 (move_computations_dom_walker::before_dom_children): Rename
20619 (move_computations_worker): This.
20620 (move_computations): Perform an RPO rather than a DOM walk.
20622 2016-01-26 Jakub Jelinek <jakub@redhat.com>
20625 * combine.c (combine_instructions): For REG_EQUAL note with
20626 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
20627 to the underlying register.
20628 * doc/rtl.texi (REG_EQUAL): Document the behavior of
20629 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
20631 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
20634 * config/aarch64/aarch64-builtins.c
20635 (aarch64_init_simd_builtin_types): Do not set structural
20636 equality to __Poly{8,16,64,128}_t types.
20638 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
20640 PR tree-optimization/69400
20641 * wide-int.cc (wi_pack): Take the precision as argument and
20642 perform canonicalization here rather than in the callers.
20643 Use the main loop to handle all full-width HWIs. Add a
20644 zero HWI if in_len isn't a full result.
20645 (wi::divmod_internal): Update accordingly.
20646 (wi::mul_internal): Likewise. Simplify.
20648 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
20649 Sebastian Pop <s.pop@samsung.com>
20651 * graphite-poly.c (apply_poly_transforms): Simplify.
20652 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
20653 (print_isl_map): Same.
20654 (print_isl_union_map): Same.
20655 (print_isl_schedule): New.
20656 (debug_isl_schedule): New.
20657 * graphite-dependences.c (scop_get_reads): Do not call
20658 isl_union_map_add_map that is undocumented isl functionality.
20659 (scop_get_must_writes): Same.
20660 (scop_get_may_writes): Same.
20661 (scop_get_original_schedule): Remove.
20662 (scop_get_dependences): Do not call isl_union_map_compute_flow that
20663 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
20664 (compute_deps): Remove.
20665 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
20666 (debug_schedule_ast): New.
20667 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
20668 set_separate_option.
20669 (graphite_regenerate_ast_isl): Add dump.
20670 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
20671 from scop->transformed_schedule.
20672 (graphite_regenerate_ast_isl): Add more dump.
20673 * graphite-optimize-isl.c (optimize_isl): Set
20674 scop->transformed_schedule. Check whether schedules are equal.
20675 (apply_poly_transforms): Move here.
20676 * graphite-poly.c (apply_poly_transforms): ... from here.
20677 (free_poly_bb): Static.
20678 (free_scop): Static.
20679 (pbb_number_of_iterations_at_time): Remove.
20680 (print_isl_ast): New.
20681 (debug_isl_ast): New.
20682 (debug_scop_pbb): New.
20683 * graphite-scop-detection.c (print_edge): Move.
20684 (print_sese): Move.
20685 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
20686 (build_scop_scattering): Remove.
20687 (create_pw_aff_from_tree): Assert instead of bailing out.
20688 (add_condition_to_pbb): Remove unused code, do not fail.
20689 (add_conditions_to_domain): Same.
20690 (add_conditions_to_constraints): Remove.
20691 (build_scop_context): New.
20692 (add_iter_domain_dimension): New.
20693 (build_iteration_domains): Initialize pbb->iterators.
20694 Call add_conditions_to_domain.
20697 (index_outermost_in_loop): New.
20698 (index_pbb_in_loop): New.
20699 (outermost_pbb_in): New.
20700 (add_in_sequence): New.
20701 (add_outer_projection): New.
20702 (outer_projection_mupa): New.
20703 (add_loop_schedule): New.
20704 (build_schedule_pbb): New.
20705 (build_schedule_loop): New.
20706 (embed_in_surrounding_loops): New.
20707 (build_schedule_loop_nest): New.
20708 (build_original_schedule): New.
20709 (build_poly_scop): Call build_original_schedule.
20710 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
20711 (free_poly_dr): Remove.
20712 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
20713 (free_poly_bb): Remove.
20714 (debug_loop_vec): Remove.
20715 (print_isl_ast): Declare.
20716 (debug_isl_ast): Declare.
20717 (scop_do_interchange): Remove.
20718 (scop_do_strip_mine): Remove.
20719 (scop_do_block): Remove.
20720 (flatten_all_loops): Remove.
20721 (optimize_isl): Remove.
20722 (pbb_number_of_iterations_at_time): Remove.
20723 (debug_scop_pbb): Declare.
20724 (print_schedule_ast): Declare.
20725 (debug_schedule_ast): Declare.
20726 (struct scop): Remove schedule. Add original_schedule,
20727 transformed_schedule.
20728 (free_gimple_poly_bb): Remove.
20729 (print_generated_program): Remove.
20730 (debug_generated_program): Remove.
20731 (unify_scattering_dimensions): Remove.
20732 * sese.c (print_edge): ... here.
20733 (print_sese): ... here.
20734 (debug_edge): ... here.
20735 (debug_sese): ... here.
20736 * sese.h (print_edge): Declare.
20737 (print_sese): Declare.
20738 (dump_edge): Declare.
20739 (dump_sese): Declare.
20741 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
20742 Sebastian Pop <s.pop@samsung.com>
20744 * Makefile.in: Set ISLVER in site.exp.
20746 2016-01-25 Jakub Jelinek <jakub@redhat.com>
20748 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
20749 DECL_VALUE_EXPR of new_var even for the non-array case. Look
20750 through DECL_VALUE_EXPR for expansion.
20752 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
20754 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
20755 the frame info after reload completed.
20757 2016-01-25 Jeff Law <law@redhat.com>
20759 PR tree-optimization/69196
20760 PR tree-optimization/68398
20761 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
20762 tree-ssa-threadupdate.c.
20763 (determine_bb_domination_status): Prototype
20764 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
20765 (determine_bb_domination_status): No longer static.
20766 (valid_jump_thread_path): Remove code to detect characteristics
20767 of the jump thread path not associated with correctness.
20768 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
20769 Correct test for thread path length. Count PHIs for real operands as
20770 statements that need to be copied. Do not count ASSERT_EXPRs.
20771 Look at all the blocks in the thread path. Compute and selectively
20772 filter thread paths based on threading through the latch, threading
20773 a multiway branch or crossing a multiway branch.
20775 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20777 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
20778 decl with __attribute__ ((unused)) annotation.
20780 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
20783 * tree-vect-stmts.c (vectorizable_condition): Check vectype
20784 of operands is compatible with a statement vectype.
20786 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
20788 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
20789 improve wording for mixed storage order support.
20791 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
20793 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
20794 (vcvt_u64_f64): Likewise.
20795 (vcvta_s64_f64): Likewise.
20796 (vcvta_u64_f64): Likewise.
20797 (vcvtm_s64_f64): Likewise.
20798 (vcvtm_u64_f64): Likewise.
20799 (vcvtn_s64_f64): Likewise.
20800 (vcvtn_u64_f64): Likewise.
20801 (vcvtp_s64_f64): Likewise.
20802 (vcvtp_u64_f64): Likewise.
20804 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
20806 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
20807 (arc_init): Check validity mll64 option.
20808 (arc_save_restore): Use double load/store instruction.
20809 (arc_expand_movmem): Likewise.
20810 (arc_split_move): Don't split if we have double load/store
20811 instructions. Returns a boolean.
20812 (arc_process_double_reg_moves): Change function to return boolean
20813 instead of a sequence of instructions.
20814 (arc_dwarf_register_span): New function.
20815 * config/arc/arc-protos.h (arc_split_move): Change prototype.
20816 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
20817 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
20818 (*movdf_insn): Likewise.
20819 * config/arc/arc.opt (mll64): New option.
20820 * config/arc/predicates.md (even_register_operand): New predicate.
20821 * doc/invoke.texi (ARC Options): Add mll64 documentation.
20823 2016-01-25 Richard Biener <rguenther@suse.de>
20826 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
20827 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
20829 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
20831 2016-01-25 Richard Biener <rguenther@suse.de>
20833 PR tree-optimization/69376
20834 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
20836 (VN_INFO_ANTI_RANGE_P): New inline.
20837 (VN_INFO_RANGE_TYPE): Likewise.
20838 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
20839 SSA_NAME_ANTI_RANGE_P.
20840 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
20841 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
20842 Properly query VN_INFO_RANGE_TYPE.
20844 2016-01-25 Nick Clifton <nickc@redhat.com>
20847 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
20849 2016-01-23 Tom de Vries <tom@codesourcery.com>
20851 PR tree-optimization/69426
20852 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
20855 2016-01-23 Jakub Jelinek <jakub@redhat.com>
20857 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
20858 "the the" with "the" in the comments.
20859 * ipa-devirt.c (build_type_inheritance_graph,
20860 update_type_inheritance_graph): Likewise.
20861 * tree.c (build_function_type_list_1): Likewise.
20862 * cfgloopmanip.c (scale_loop_profile): Likewise.
20863 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
20864 * gimple-ssa-split-paths.c
20865 (find_block_to_duplicate_for_splitting_paths): Likewise.
20866 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
20867 * expr.c (convert_move): Likewise.
20868 * var-tracking.c (vt_stack_adjustments): Likewise.
20869 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
20870 * tree-vrp.c (test_for_singularity): Likewise.
20872 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
20873 directly instead of building a temporary tree.
20876 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
20877 remove <algorithm> include.
20879 2016-01-22 Jakub Jelinek <jakub@redhat.com>
20882 * config/i386/i386.c: Include dojump.h.
20883 (expand_small_movmem_or_setmem,
20884 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
20886 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
20887 if dynamic_check != -1.
20889 2016-01-21 Jeff Law <law@redhat.com>
20891 PR middle-end/69347
20892 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
20893 record_temporary_equivalences. Rewritten to avoid unnecessary calls
20894 into dominated_by_p.
20895 (cprop_into_successor_phis): Avoid unnecessary tests.
20897 2016-01-22 Richard Henderson <rth@redhat.com>
20900 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
20901 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
20903 2016-01-22 Michael Matz <matz@suse.de>
20905 * system.h (string, algorithm): Include only conditionally.
20906 (new): Include always under C++.
20907 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
20908 * final.c (toplevel): Ditto.
20909 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
20910 * genconditions.c (write_header): Make gencondmd.c define
20912 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
20914 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
20915 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
20917 2016-01-22 Christian Bruel <christian.bruel@st.com>
20920 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
20922 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20925 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
20926 define_insn_and_split. Ensure operands[1] and operands[0] do not
20927 get assigned the same register.
20929 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
20931 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
20933 2016-01-22 Christian Bruel <christian.bruel@st.com>
20935 * config/arm/arm-c.c (arm_pragma_target_parse):
20936 Remove warn_builtin_macro_redefined overwrite.
20938 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
20940 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
20941 flag_non_call_exceptions compatibility.
20943 2016-01-22 Jakub Jelinek <jakub@redhat.com>
20946 * dwarf2out.c (add_child_die_after): New function.
20947 (dwarf_qual_info_t): New type.
20948 (dwarf_qual_info): New variable.
20949 (qualified_die_p): New function.
20950 (modified_type_die): For -fdebug-types-section, ensure
20951 canonical order of qualifiers. Put qualified DIEs adjacent
20952 to the corresponding non-qualified type DIE and search there
20953 for existing qualified DIEs.
20955 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
20957 * doc/extend.texi (scalar_storage_order type attribute): Document
20958 restriction on type punning and aliasing, and remove future tense.
20960 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
20963 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
20966 2016-01-21 Jeff Law <law@redhat.com>
20968 PR middle-end/69347
20969 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
20970 useless call to record_temporary_equivalences.
20971 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
20972 allocate 10 slots in the bb_path vector and let it grow as needed.
20973 (fsm_find_control_statement_thread_paths): Similarly for the next_path
20976 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
20978 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
20980 * configure: Regenerate.
20982 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
20984 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
20985 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
20987 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
20989 PR middle-end/66178
20990 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
20991 drop EXPAND_INITIALIZER.
20992 * rtl.h (contains_symbolic_reference_p): Declare.
20993 * rtlanal.c (contains_symbolic_reference_p): New function.
20994 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
20995 a subtraction into a NOT if symbolic constants are involved.
20997 2016-01-21 Anton Blanchard <anton@samba.org>
20998 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21001 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
21003 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
21006 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
21008 * config/microblaze/microblaze.c
21009 (get_branch_target): New.
21010 (insert_wic_for_ilb_runout): New.
21012 (microblaze_machine_dependent_reorg): New.
21013 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
21014 * config/microblaze/microblaze.md
21015 (UNSPEC_IPREFETCH): Define.
21016 (iprefetch): New pattern
21017 * config/microblaze/microblaze.opt
21018 (mxl-prefetch): New flag.
21020 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
21022 * config/microblaze/microblaze.h
21023 (FIXED_REGISTERS): Update in macro.
21024 (CALL_USED_REGISTERS): Update in macro.
21026 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
21028 PR rtl-optimization/68920
21029 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
21032 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
21034 PR rtl-optimization/68990
21035 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
21036 pseudo instead of inheritance ones.
21038 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
21039 Nick Clifton <nickc@redhat.com>
21043 * config/mips/mips.c (mips_compute_frame_info): Initialise
21044 args_size and hard_frame_pointer_offset fields of the frame
21045 structure before calling mips_global_pointer.
21047 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
21049 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
21051 * configure: Regenerate.
21053 2016-01-21 Richard Biener <rguenther@suse.de>
21055 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
21057 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
21059 * config/s390/s390.c (s390_asm_declare_function_size): Add code
21060 to actually emit the .size directive.
21062 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
21063 Jakub Jelinek <jakub@redhat.com>
21067 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
21068 args array size by one to avoid buffer overflow.
21070 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
21072 * config/s390/s390.md (pool_section_start): Use switch_to_section
21073 to select proper read-only data section instead of hardcoding
21075 (pool_section_end): Use switch_to_section to match the above.
21077 2016-01-21 Richard Biener <rguenther@suse.de>
21079 PR tree-optimization/69378
21080 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
21081 (set_ssa_val_to): Use it for dominance checks taking into
21082 account not executable edges.
21084 2016-01-21 Jakub Jelinek <jakub@redhat.com>
21087 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
21088 for bitsize instead of GET_MODE_PRECISION (mode).
21090 2016-01-20 Martin Sebor <msebor@redhat.com>
21093 * extend.texi (__sync Builtins): Clarify the semantics of
21094 __sync_fetch_and_OP built-ins on pointers.
21095 (__atomic Builtins): Same.
21097 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21098 Sebastian Pop <s.pop@samsung.com>
21100 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
21101 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
21102 (is_valid_rename): Same.
21103 (translate_isl_ast_to_gimple::get_rename): Same.
21104 (translate_isl_ast_to_gimple::rename_all_uses): Same.
21105 (translate_isl_ast_to_gimple::rename_uses): Same.
21106 (get_new_name): Check for close_phi nodes.
21107 (copy_loop_phi_args): Use phi_node_kind.
21108 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
21109 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
21111 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21112 Sebastian Pop <s.pop@samsung.com>
21114 Revert commit r229783.
21115 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
21116 Remove use of parameter_rename_map.
21117 (copy_def): Remove.
21118 (copy_internal_parameters): Remove.
21119 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
21120 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
21121 (free_sese_info): Do not free parameter_rename_map.
21122 (set_rename): Do not use parameter_rename_map.
21123 (rename_uses): Update call to set_rename.
21124 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
21125 * sese.h (parameter_rename_map_t): Remove.
21126 (struct sese_info_t): Remove field parameter_rename_map.
21128 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21129 Sebastian Pop <s.pop@samsung.com>
21131 * graphite-isl-ast-to-gimple.c: Fix comment.
21132 * graphite-scop-detection.c (defined_in_loop_p): New.
21133 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
21134 names defined in loop.
21136 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21137 Sebastian Pop <s.pop@samsung.com>
21139 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
21140 Discard unstructured if-then-else regions.
21142 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21143 Sebastian Pop <s.pop@samsung.com>
21145 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
21146 (cleanup_loop_iter_dom): Remove.
21147 (build_loop_iteration_domains): Remove.
21148 (build_scop_context): Remove.
21149 (build_scop_iteration_domain): Remove.
21150 (add_loop_constraints): New.
21151 (build_iteration_domains): New.
21152 (build_poly_scop): Call build_iteration_domains.
21154 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21155 Sebastian Pop <s.pop@samsung.com>
21157 * graphite-scop-detection.c
21158 (scop_detection::harmful_loop_in_region): Free dom and loops.
21159 (scop_detection::loop_body_is_valid_scop): Free bbs.
21161 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21162 Sebastian Pop <s.pop@samsung.com>
21164 * graphite-scop-detection.c (record_loop_in_sese): New.
21165 (gather_bbs::before_dom_children): Call record_loop_in_sese.
21166 (build_scops): Remove call to build_sese_loop_nests.
21167 * sese.c (sese_record_loop): Remove.
21168 (build_sese_loop_nests): Remove.
21169 (new_sese_info): Remove region->loops.
21170 (free_sese_info): Same.
21171 * sese.h (sese_contains_loop): Same.
21172 (build_sese_loop_nests): Remove.
21173 (sese_contains_loop): Remove.
21175 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21176 Sebastian Pop <s.pop@samsung.com>
21178 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
21179 loop_is_valid_in_scop.
21180 (scop_detection::harmful_stmt_in_region): Renamed
21181 harmful_loop_in_region.
21182 Call loop_is_valid_in_scop.
21184 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21185 Sebastian Pop <s.pop@samsung.com>
21187 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
21190 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21191 Sebastian Pop <s.pop@samsung.com>
21193 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
21194 * graphite.h (struct poly_bb): Remove field is_reduction.
21195 (PBB_IS_REDUCTION): Remove.
21197 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21198 Sebastian Pop <s.pop@samsung.com>
21200 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
21201 (add_pdr_constraints): Same.
21202 (scop_get_reads): Same.
21203 (scop_get_must_writes): Same.
21204 (scop_get_may_writes): Same.
21205 (scop_get_original_schedule): Same.
21206 (extend_schedule): Same.
21207 (apply_schedule_on_deps): Same.
21208 (carries_deps): Same.
21209 (compute_deps): Same.
21210 (scop_get_dependences): Same.
21211 * graphite-isl-ast-to-gimple.c
21212 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
21213 * graphite-optimize-isl.c (get_schedule_for_band): Same.
21214 (get_schedule_for_band_list): Same.
21215 (get_schedule_map): Same.
21216 (apply_schedule_map_to_scop): Same.
21217 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
21218 (build_loop_iteration_domains): Same.
21219 (add_condition_to_pbb): Same.
21220 (add_param_constraints): Same.
21221 (pdr_add_memory_accesses): Same.
21222 (pdr_add_data_dimensions): Same.
21224 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
21226 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
21229 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
21231 * common.opt (feliminate-dwarf2-dups): Replace references to
21232 "DWARF 2" with just "DWARF".
21233 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
21234 * doc/extend.texi: Likewise.
21235 * doc/cpp.texi: Likewise.
21236 * doc/invoke.texi: Likewise.
21237 (Option Summary): Add -gdwarf to list of Debugging Options.
21238 (Debugging Options): Document -gdwarf.
21239 * doc/contrib.texi: Spell "DWARF" like that.
21241 2016-01-21 Jakub Jelinek <jakub@redhat.com>
21243 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
21244 warning. Fix up formatting.
21246 PR middle-end/67653
21247 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
21248 attempt to mark memory input operand addressable and
21249 call prepare_gimple_addressable in that case. Don't adjust
21250 input_location for diagnostics, use error_at instead.
21252 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
21254 * config/rs6000/ppc-auxv.h: New file.
21255 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
21256 (cpu_is): Likewise.
21257 (cpu_supports): Likewise.
21258 * config/rs6000/rs6000.c: include "ppc-auxv.h".
21259 (cpu_is_info): New variable.
21260 (cpu_supports_info): Likewise.
21261 (tcb_verification_symbol): Likewise.
21262 (cpu_builtin_p): Likewise.
21263 (cpu_expand_builtin): New function.
21264 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
21265 (rs6000_init_builtins): Likewise.
21266 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
21267 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
21268 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
21269 * configure: Regenerate.
21270 * config.in: Likewise.
21271 * doc/extend.texi (PowerPC Built-in Functions): Document
21272 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
21274 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
21277 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
21279 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
21282 2016-01-20 Richard Henderson <rth@redhat.com>
21288 * tree.c (tm_define_builtin): New.
21289 (find_tm_vector_type): New.
21290 (build_tm_vector_builtins): New.
21291 (build_common_builtin_nodes): Call it.
21293 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
21295 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
21296 (arm_fp_ok): Likewise.
21297 (arm_fp): Likewise.
21298 (arm_crypto): Likewise.
21300 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
21301 Richard Biener <rguenther@suse.de>
21303 PR tree-optimization/69328
21304 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
21305 vectors have same number of elements.
21306 (vectorizable_condition): Fix masked version recognition.
21308 2016-01-20 Richard Biener <rguenther@suse.de>
21310 PR tree-optimization/69345
21311 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
21312 (VN_INFO_PTR_INFO): Likewise.
21313 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
21314 info when it is equal between non-dominating SSA names.
21315 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
21316 Make sure to look at original SSA infos.
21318 2016-01-20 Jeff Law <law@redhat.com>
21321 * config/m68k/predicates.md (pow2_m1_operand): New predicate
21323 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
21324 (pc_or_label_operand): New predicate.
21325 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
21326 tests for small integers that are 2^n - 1.
21328 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
21330 * doc/invoke.texi (Options Summary): Add '.' after @xref.
21332 2016-01-19 Jeff Law <law@redhat.com>
21334 PR middle-end/69347
21335 * tree-ssa-threadbackwards.c
21336 (fsm_find_control_statement_thread_paths): Do not try to lookup
21337 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
21339 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
21341 * doc/lto.texi: Remove text that says only Gold has linker plugin
21344 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
21346 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
21347 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
21348 the DIE accordingly.
21349 (modified_type_die): Add REVERSE parameter and pass it recursively,
21350 as well as to base_type_die. Adjust presence check accordingly.
21351 (base_type_for_mode): Adjust call to modified_type_die.
21352 (add_type_attribute): Add REVERSE parameter and pass it to
21354 (generic_parameter_die): Adjust call to add_type_attribute.
21355 (add_scalar_info): Likewise.
21356 (add_subscript_info): Likewise.
21357 (gen_array_type_die): Likewise.
21358 (gen_descr_array_type_die): Likewise.
21359 (gen_entry_point_die): Likewise.
21360 (gen_enumeration_type_die): Likewise.
21361 (gen_formal_parameter_die): Likewise.
21362 (gen_subprogram_die): Likewise.
21363 (gen_variable_die ): Likewise.
21364 (gen_const_die): Likewise.
21365 (gen_field_die): Likewise.
21366 (gen_pointer_type_die): Likewise.
21367 (gen_reference_type_die): Likewise.
21368 (gen_ptr_to_mbr_type_die): Likewise.
21369 (gen_inheritance_die): Likewise.
21370 (gen_subroutine_type_die): Likewise.
21371 (gen_typedef_die): Likewise.
21372 (force_type_die): Adjust call to modified_type_die.
21374 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
21376 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
21377 flow throughout the file. Fix broken link to Objective-C 2.0
21379 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
21382 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
21384 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
21386 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
21389 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
21390 (maybe_record_node): Record cxa_pure_virtual as the only possible
21391 target if there are not ohter candidates.
21392 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
21394 2016-01-19 Richard Biener <rguenther@suse.de>
21396 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
21397 (get_memory_order): Likewise.
21399 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
21401 * tree-vect-stmts.c (vectorizable_store): Check
21404 2016-01-19 David Malcolm <dmalcolm@redhat.com>
21407 * gcc.c (driver::decode_argv): Add call to
21408 init_opts_obstack before init_options_struct.
21409 * opts.c (init_opts_obstack): Remove idempotency.
21410 (init_options_struct): Replace call to init_opts_obstack
21411 with a gcc_assert to verify that it has already been called.
21412 * toplev.c (toplev::main): Add call to init_opts_obstack before
21413 calls to init_options_struct.
21414 (toplev::finalize): Move cleanup of opts_obstack next to
21415 cleanup of save_decoded_options, clearing the latter, and
21416 save_decoded_options_count.
21418 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21421 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
21422 attribute to unconditional. Remove %? from output template.
21424 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
21425 Jiong Wang <jiong.wang@arm.com>
21427 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
21428 generated from different expand order.
21430 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
21432 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
21433 Add support for CCMP costing.
21435 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
21437 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
21438 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
21439 (fccmpe<mode>): Likewise.
21440 (fcmp): Rename to fcmp and globalize pattern.
21442 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
21443 (aarch64_gen_ccmp_next): Add FP support.
21445 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
21447 * target.def (gen_ccmp_first): Update documentation.
21448 (gen_ccmp_next): Likewise.
21449 * doc/tm.texi (gen_ccmp_first): Update documentation.
21450 (gen_ccmp_next): Likewise.
21451 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
21452 expand_ccmp_expr_1. Improve comments.
21453 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
21454 (ccmp_ior<mode>): Remove pattern.
21455 (cmp<mode>): Remove expand.
21456 (cmp): Globalize pattern.
21457 (cstorecc4): Use cc_register.
21458 (mov<mode>cc): Remove ccmp_cc_register check.
21459 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
21460 Simplify after removal of CC_DNE/* modes.
21461 (aarch64_ccmp_mode_to_code): Remove.
21462 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
21463 In 'k' case use integer as condition.
21464 (aarch64_nzcv_codes): Remove inverted cases.
21465 (aarch64_code_to_ccmode): Remove.
21466 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
21467 comparison with CC register to be used in folowing CCMP/branch/CSEL.
21468 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
21469 pattern. Return the comparison with CC register. Invert conditions
21470 when bitcode is OR.
21471 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
21472 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
21474 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
21476 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
21477 instrumented_version.
21479 2016-01-19 Richard Biener <rguenther@suse.de>
21481 PR tree-optimization/69336
21482 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
21483 handled components with get_ref_base_and_extent.
21484 (equal_mem_array_ref_p): Adjust.
21486 2016-01-19 Jakub Jelinek <jakub@redhat.com>
21489 * shrink-wrap.c: Include valtrack.h.
21490 (move_insn_for_shrink_wrap): Add DEBUG argument. If
21491 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
21492 in between insn and where it will be moved to. Call
21493 dead_debug_insert_temp.
21494 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
21495 first and dead_debug_local_finish at the end.
21496 For uses and defs bitmap, handle all regs in between REGNO and
21497 END_REGNO, not just the first one.
21499 2016-01-19 Richard Biener <rguenther@suse.de>
21501 PR tree-optimization/69352
21502 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
21503 (equal_mem_array_ref_p): Constrain size and max size properly.
21504 Compare the reverse flag.
21506 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
21508 * ira.c (ira): Update regstat data if we deleted insns.
21510 2016-01-19 Jakub Jelinek <jakub@redhat.com>
21512 PR rtl-optimization/68955
21513 PR rtl-optimization/64557
21514 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
21515 here. Fix up formatting.
21516 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
21518 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
21521 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
21522 assume that the node has body.
21523 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
21526 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
21528 * lto-streamer-out.c (lto_output): Do not stream instrumentation
21531 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
21533 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
21534 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
21536 2016-01-19 Martin Jambor <mjambor@suse.cz>
21537 Martin Liska <mliska@suse.cz>
21538 Michael Matz <matz@suse.de>
21540 * Makefile.in (OBJS): Add new source files.
21541 (GTFILES): Add hsa.c.
21542 * common.opt (disable_hsa): New variable.
21543 (-Whsa): New warning.
21544 * config.in (ENABLE_HSA): New.
21545 * configure.ac: Treat hsa differently from other accelerators.
21546 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
21547 $enable_offloading.
21548 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
21549 * doc/install.texi (Configuration): Document --with-hsa-runtime,
21550 --with-hsa-runtime-include, --with-hsa-runtime-lib and
21551 --with-hsa-kmt-lib.
21552 * doc/invoke.texi (-Whsa): Document.
21553 (hsa-gen-debug-stores): Likewise.
21554 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
21555 to invoke offload compiler for hsa acclerator.
21556 * opts.c (common_handle_option): Determine whether HSA offloading
21557 should be performed.
21558 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
21559 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
21560 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
21561 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
21562 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
21563 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
21564 GF_OMP_FOR_KIND_GRID_LOOP.
21565 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
21566 (pp_gimple_stmt_1): Likewise.
21567 * gimple-walk.c (walk_gimple_stmt): Likewise.
21568 * gimple.c (gimple_build_omp_grid_body): New function.
21569 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
21570 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
21571 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
21572 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
21573 GF_OMP_TEAMS_GRID_PHONY.
21574 (gimple_statement_omp_single_layout): Updated comments.
21575 (gimple_build_omp_grid_body): New function.
21576 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
21577 (gimple_omp_for_grid_phony): New function.
21578 (gimple_omp_for_set_grid_phony): Likewise.
21579 (gimple_omp_parallel_grid_phony): Likewise.
21580 (gimple_omp_parallel_set_grid_phony): Likewise.
21581 (gimple_omp_teams_grid_phony): Likewise.
21582 (gimple_omp_teams_set_grid_phony): Likewise.
21583 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
21584 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
21585 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
21586 (BUILT_IN_GOMP_TARGET): Updated type.
21587 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
21588 (adjust_for_condition): New function.
21589 (get_omp_for_step_from_incr): Likewise.
21590 (extract_omp_for_data): Moved parts to adjust_for_condition and
21591 get_omp_for_step_from_incr.
21592 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
21593 (fixup_child_record_type): Bail out if receiver_decl is NULL.
21594 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
21595 (scan_omp_parallel): Do not create child functions for phony
21597 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
21598 (scan_omp_1_op): Checking assert we are not remapping to
21599 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
21600 (parallel_needs_hsa_kernel_p): New function.
21601 (expand_parallel_call): Register apprpriate parallel child
21602 functions as HSA kernels.
21603 (grid_launch_attributes_trees): New type.
21604 (grid_attr_trees): New variable.
21605 (grid_create_kernel_launch_attr_types): New function.
21606 (grid_insert_store_range_dim): Likewise.
21607 (grid_get_kernel_launch_attributes): Likewise.
21608 (get_target_argument_identifier_1): Likewise.
21609 (get_target_argument_identifier): Likewise.
21610 (get_target_argument_value): Likewise.
21611 (push_target_argument_according_to_value): Likewise.
21612 (get_target_arguments): Likewise.
21613 (expand_omp_target): Call get_target_arguments instead of looking
21614 up for teams and thread limit.
21615 (grid_expand_omp_for_loop): New function.
21616 (grid_arg_decl_map): New type.
21617 (grid_remap_kernel_arg_accesses): New function.
21618 (grid_expand_target_kernel_body): New function.
21619 (expand_omp): Call it.
21620 (lower_omp_for): Do not emit phony constructs.
21621 (lower_omp_taskreg): Do not emit phony constructs but create for them
21622 a temporary variable receiver_decl.
21623 (lower_omp_taskreg): Do not emit phony constructs.
21624 (lower_omp_teams): Likewise.
21625 (lower_omp_grid_body): New function.
21626 (lower_omp_1): Call it.
21627 (grid_reg_assignment_to_local_var_p): New function.
21628 (grid_seq_only_contains_local_assignments): Likewise.
21629 (grid_find_single_omp_among_assignments_1): Likewise.
21630 (grid_find_single_omp_among_assignments): Likewise.
21631 (grid_find_ungridifiable_statement): Likewise.
21632 (grid_target_follows_gridifiable_pattern): Likewise.
21633 (grid_remap_prebody_decls): Likewise.
21634 (grid_copy_leading_local_assignments): Likewise.
21635 (grid_process_kernel_body_copy): Likewise.
21636 (grid_attempt_target_gridification): Likewise.
21637 (grid_gridify_all_targets_stmt): Likewise.
21638 (grid_gridify_all_targets): Likewise.
21639 (execute_lower_omp): Call grid_gridify_all_targets.
21640 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
21641 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
21642 (tree_omp_clause): Added union field dimension.
21643 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
21644 * tree.c (omp_clause_num_ops): Added number of arguments of
21645 OMP_CLAUSE__GRIDDIM_.
21646 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
21647 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
21648 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
21649 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
21650 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
21651 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
21652 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
21653 * tree-pass.h (make_pass_gen_hsail): Declare.
21654 (make_pass_ipa_hsa): Likewise.
21655 * ipa-hsa.c: New file.
21656 * lto-section-in.c (lto_section_name): Add hsa section name.
21657 * lto-streamer.h (lto_section_type): Add hsa section.
21658 * timevar.def (TV_IPA_HSA): New.
21659 * hsa-brig-format.h: New file.
21660 * hsa-brig.c: New file.
21661 * hsa-dump.c: Likewise.
21662 * hsa-gen.c: Likewise.
21665 * toplev.c (compile_file): Call hsa_output_brig.
21666 * hsa-regalloc.c: New file.
21668 2016-01-18 Jeff Law <law@redhat.com>
21670 PR tree-optimization/69320
21671 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
21672 ranged object, do nothing if the RHS constant is not [0..1].
21673 (optimize_stmt): Comparing a boolean ranged object against a
21674 constant outside [0..1] results in a compile-time constant.
21676 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
21679 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
21681 * doc/invoke.texi (Invoking GCC): Add new section to menu.
21682 (Option Summary): Update to reflect new section and moved options.
21683 (C++ Dialect Options): Move -fstats to new section.
21684 (Debugging Options): Move all dump, statistics, and other GCC
21685 developer options to new section. Rewrite section introduction
21686 and re-order remaining options to put the more basic ones first.
21687 (Optimization Options): Move -fira-verbose and -flto-report* to
21689 (Developer Options): New section incorporating moved options.
21690 * doc/cppopts.texi (-dM): Update cross-reference.
21692 2016-01-18 Richard Henderson <rth@redhat.com>
21695 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
21696 operands to pseudo only if CSE is expected. Split long immediate
21697 operands only after reload, and for the stack pointer.
21698 (*add<GPI>3_pluslong): Remove.
21699 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
21700 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
21701 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
21702 (*add<GPI>3 peepholes): New.
21703 (*add<GPI>3 splitters): New.
21704 * config/aarch64/constraints.md (Upl): New.
21705 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
21707 2016-01-18 Richard Biener <rguenther@suse.de>
21709 PR tree-optimization/69297
21710 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
21712 (vect_bb_vectorization_profitable_p): Clear visited flag again.
21714 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
21716 PR middle-end/68542
21717 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
21718 of mixind vector and scalar types.
21719 (fold_relational_const): Add handling of vector
21720 comparison with boolean result.
21721 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
21722 comparison of vector operands with boolean result for EQ/NE only.
21723 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
21724 (verify_gimple_cond): Likewise.
21725 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
21728 2016-01-18 Joseph Myers <joseph@codesourcery.com>
21730 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
21733 2016-01-18 Richard Biener <rguenther@suse.de>
21735 PR middle-end/69308
21736 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
21738 2016-01-18 Tom de Vries <tom@codesourcery.com>
21740 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
21742 2016-01-18 Tom de Vries <tom@codesourcery.com>
21744 * omp-low.c (set_oacc_fn_attrib): Make extern.
21745 * omp-low.h (set_oacc_fn_attrib): Declare.
21746 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
21747 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
21748 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
21749 Add and handle function parameter oacc_kernels_p.
21750 (find_reduc_addr, get_omp_data_i_param): New function.
21751 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
21752 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
21753 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
21754 Calculate dominance info. Skip loops that are not in a kernels region
21755 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
21756 (pass_parallelize_loops::execute): Call parallelize_loops with
21757 oacc_kernels_p argument.
21758 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
21759 New member function.
21760 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
21761 * passes.def: Add argument to pass_parallelize_loops instantation.
21763 2016-01-18 Tom de Vries <tom@codesourcery.com>
21765 * tree-parloops.c (pass_parallelize_loops::execute): Allow
21766 pass_parallelize_loops to be run outside the loop pipeline.
21768 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
21770 * tree-scalar-evolution.c (follow_copies_to_constant): New.
21771 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
21773 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
21776 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
21777 using get_ref_base_and_extent.
21778 (equal_mem_array_ref_p): New.
21779 (hashable_expr_equal_p): Add call to previous.
21781 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
21784 * tree-sra.c (disqualified_constants, constant_decl_p): New.
21785 (sra_initialize): Allocate disqualified_constants.
21786 (sra_deinitialize): Free disqualified_constants.
21787 (disqualify_candidate): Update disqualified_constants when appropriate.
21788 (create_access): Scan for constant-pool entries as we go along.
21789 (scalarizable_type_p): Add check against type_contains_placeholder_p.
21790 (maybe_add_sra_candidate): Allow constant-pool entries.
21791 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
21792 (initialize_constant_pool_replacements): New.
21793 (sra_modify_assign): Avoid mangling assignments created by previous,
21794 and don't generate writes into constant pool.
21795 (sra_modify_function_body): Call initialize_constant_pool_replacements.
21797 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
21799 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
21800 andnot instruction.
21801 (scalar_chain::convert_op): Likewise.
21802 * config/i386/i386.md (*andndi3_doubleword): New.
21804 2016-01-18 Richard Biener <rguenther@suse.de>
21806 PR tree-optimization/69170
21807 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
21808 building a vector from scalar results of a pattern stmt.
21810 2016-01-18 Jakub Jelinek <jakub@redhat.com>
21812 * haifa-sched.c (autopref_multipass_init): Work around
21813 -Wmaybe-uninitialized warning.
21815 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
21817 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
21818 against the constant 0.
21820 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21822 PR tree-optimization/68799
21823 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
21824 look up phi candidates in the statement-candidate map.
21825 (phi_add_costs): Likewise.
21826 (record_phi_increments): Likewise.
21827 (phi_incr_cost): Likewise.
21828 (ncd_with_phi): Likewise.
21829 (all_phi_incrs_profitable): Likewise.
21831 2016-01-17 Jakub Jelinek <jakub@redhat.com>
21833 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
21834 -Wmaybe-uninitialized warning.
21836 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
21838 * doc/invoke.texi (Invoking GCC): Add new section to menu.
21839 (Option Summary): Update to reflect new section and moved options.
21840 (C++ Dialect Options): Move -fvtable-verify and related options.
21841 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
21842 and profiling-related options.
21843 (Optimization Options): Move profile generation options and
21844 -fstack-protector and related options.
21845 (Instrumentation Options): New section incorporating moved options.
21846 (Code Generation Options): Move -finstrument-functions and
21847 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
21849 2016-01-16 Tom de Vries <tom@codesourcery.com>
21851 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
21853 2016-01-16 Tom de Vries <tom@codesourcery.com>
21855 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
21857 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
21859 * hash-table.h (hash_table::empty): Turn into an inline wrapper
21860 that checks whether the table is already empty. Rename the
21861 original implementation to...
21862 (hash_table::empty_slot): ...this new private function.
21864 2016-01-15 David Malcolm <dmalcolm@redhat.com>
21866 PR diagnostic/68899
21867 * diagnostic-show-locus.c (layout::print_source_line): Move x
21868 offset of line until after call to
21869 get_line_width_without_trailing_whitespace.
21871 2016-01-15 Jeff Law <law@redhat.com>
21873 PR tree-optimization/69270
21874 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
21875 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
21876 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
21877 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
21878 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
21879 ssa_name_has_boolean_range and constant_boolean_node.
21881 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
21883 PR rtl-optimization/69030
21884 * lra-spills.c (remove_pseudos): Check nrefs and make the function
21886 (spill_pseudos): Delete debug insn for dead pseudo.
21887 (lra_spill): Initiate spill_hard_reg and slots memory separately.
21889 2016-01-15 Jiong Wang <jiong.wang@arm.com>
21891 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
21893 (TYPES_UNOPUS): Likewise.
21894 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
21895 builtin type, from UNOP to UNOPUS.
21896 (lbtruncuv4sf): Likewise.
21897 (lbtruncuv2df): Likewise.
21898 (lrounduv2sf): Likewise.
21899 (lrounduv4sf): Likewise.
21900 (lrounduv2df): Likewise.
21901 (lroundusf): Likewise.
21902 (lroundusf): Likewise.
21903 (lceiluv2sf): Likewise.
21904 (lceiluv4sf): Likewise.
21905 (lceiluv2df): Likewise.
21906 (lceilusf): Likewise.
21907 (lceiludf): Likewise.
21908 (lflooruv2sf): Likewise.
21909 (lflooruv4sf): Likewise.
21910 (lflooruv2df): Likewise.
21911 (lfloorusf): Likewise.
21912 (lfloorudf): Likewise.
21913 (lfrintnuv2sf): Likewise.
21914 (lfrintnuv4sf): Likewise.
21915 (lfrintnuv2df): Likewise.
21916 (lfrintnusf): Likewise.
21917 (lfrintnudf): Likewise.
21918 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
21920 (vcvtq_u32_f32): Likewise.
21921 (vcvtq_u64_f64): Likewise.
21922 (vcvta_u32_f32): Likewise.
21923 (vcvtaq_u32_f32): Likewise.
21924 (vcvtaq_u64_f64): Likewise.
21925 (vcvtm_u32_f32): Likewise.
21926 (vcvtmq_u32_f32): Likewise.
21927 (vcvtmq_u64_f64): Likewise.
21928 (vcvtn_u32_f32): Likwise.
21929 (vcvtnq_u32_f32): Likewise.
21930 (vcvtnq_u64_f64): Likewise.
21931 (vcvtp_u32_f32): Likewise.
21932 (vcvtpq_u32_f32): Likewise.
21933 (vcvtpq_u64_f64): Likewise.
21934 (vcvtmd_u64_f64): Likewise.
21935 (vcvtms_u32_f32): Likewise.
21936 (vcvtad_u64_f64): Likewise.
21937 (vcvtas_u32_f32): Likewise.
21938 (vcvtnd_u64_f64): Likewise.
21939 (vcvtns_u32_f32): Likewise.
21940 (vcvtpd_u64_f64): Likewise.
21941 (vcvtps_u32_f32): Likewise.
21943 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21945 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
21946 CSEL of zero_extended registers.
21948 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21950 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
21951 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
21953 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21955 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
21956 false when argument string is not found in the attributes table
21959 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
21962 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
21963 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
21964 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
21965 precision estimate.
21967 2016-01-15 Richard Biener <rguenther@suse.de>
21969 PR tree-optimization/66856
21970 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
21971 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
21972 (vect_create_new_slp_node): Increment stmt reference count.
21973 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
21974 an SLP tree before swapping operands.
21975 (vect_build_slp_tree): Likewise.
21976 (destroy_bb_vec_info): Free stmt info after SLP instances.
21977 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
21978 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
21979 (STMT_VINFO_NUM_SLP_USES): New macro.
21981 2016-01-15 Richard Biener <rguenther@suse.de>
21984 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
21985 (add_linkage_name): ... here.
21986 (gen_typedef_die): Use add_linkage_name_raw instead of
21987 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
21990 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
21992 * gimplify.c (oacc_default_clause): Decode reference and pointer
21993 types for both kernels and parallel regions.
21995 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
21997 PR middle-end/69246
21998 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
22000 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
22002 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
22003 (convert_scalars_to_vector): Likewise.
22005 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
22007 * doc/extend.texi (Type Traits): Fix grammar.
22009 2016-01-15 Martin Jambor <mjambor@suse.cz>
22011 * tree-inline.c (remap_decl): Use existing dclarations if
22012 remapping a type and prevent_decl_creation_for_types.
22013 (replace_locals_stmt): Do an initial remapping of non-VLA typed
22014 decls first. Do real remapping with
22015 prevent_decl_creation_for_types set.
22016 * tree-inline.h (copy_body_data): New field
22017 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
22020 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
22022 * config/s390/s390.opt (mmvcle): More verbose help text.
22024 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
22026 * config/s390/s390.opt: Add period to -mzvector option text.
22028 2016-01-15 Richard Biener <rguenther@suse.de>
22030 PR tree-optimization/68961
22031 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
22032 of invariants in stores again.
22034 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
22036 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
22038 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
22040 * config/i386/i386.c (ix86_expand_branch): Don't split
22041 DI mode xor instruction to SI mode.
22043 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
22046 * ipa-icf.c (sem_function::merge): Virtual functions may become
22047 reachable even if they address is not taken and there are no
22050 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
22052 * lto-streamer-out.c (subtract_estimated_size): New function.
22053 (get_symbol_initial_value): Use it.
22055 2016-01-15 Christian Bruel <christian.bruel@st.com>
22058 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
22059 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
22060 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
22061 use add_builtin_function_ext_scope instead of add_builtin_function.
22062 (neon_set_p, neon_crypto_set_p): Remove.
22063 (arm_init_builtins): Always call arm_init_neon_builtins and
22064 arm_init_crypto_builtins.
22065 (arm_expand_builtin): Check that builtins are allowed for the arch.
22066 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
22067 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
22068 arm_init_neon_builtins call.
22070 2016-01-15 Richard Biener <rguenther@suse.de>
22072 PR tree-optimization/69117
22073 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
22074 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
22075 of the leader conservatively.
22076 (free_scc_vn): Restore original SSA name infos.
22078 2016-01-14 Jeff Law <law@redhat.com>
22080 PR tree-optimization/69270
22081 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
22082 single bit of precision, verify it's also unsigned.
22083 (record_edge_info): Use constant_boolean_node rather than fold_convert
22084 to convert boolean_true/boolean_false to the right type.
22086 2016-01-14 Richard Henderson <rth@redhat.com>
22089 * loop-doloop.c (record_reg_sets): New.
22090 (doloop_optimize): Reject the transform if the sequence
22091 clobbers registers live at the end of the loop block.
22092 (doloop_optimize_loops): Enable df_live if needed.
22094 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
22096 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
22097 * config/rs6000/rs6000.c: Likewise.
22098 * config/rs6000/rs6000.h: Likewise.
22099 * config/rs6000/rs6000.md: Likewise.
22100 * doc/extend.texi: Likewsie.
22102 2016-01-14 Jeff Law <law@redhat.com>
22104 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
22107 2016-01-14 Richard Henderson <rth@redhat.com>
22111 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
22112 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
22113 instead of builtin_decl_declared_p to test for declaration.
22115 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
22117 * doc/loop.texi (Loop Analysis and Representation): Document
22118 loop_depth function.
22120 2016-01-14 Tom de Vries <tom@codesourcery.com>
22122 PR tree-optimization/68773
22123 * omp-low.c (expand_omp_target): Don't set force_output.
22124 * varpool.c (varpool_node::get_create): Same.
22125 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
22126 offload_funcs with force_output.
22128 2016-01-14 Jakub Jelinek <jakub@redhat.com>
22131 * lra-eliminations.c (move_plus_up): Don't change anything if either
22132 the outer or inner subreg mode is not MODE_INT.
22133 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
22134 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
22136 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
22138 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
22139 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
22140 reduc_uplus_@var{m}): Remove.
22141 * expr.c (expand_expr_real_2): Remove expansion path for
22142 reduc_[us](min|max|plus) optabs.
22143 * optabs-tree.c (scalar_reduc_to_vector): Remove.
22144 * optabs-tree.h (scalar_reduc_to_vector): Remove.
22145 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
22146 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
22147 * tree-vect-loop.c (vectorizable_reduction): Remove test for
22148 reduc_[us](min|max|plus) optabs.
22150 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
22152 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
22153 (reduc_plus_scal_v2sf): New.
22154 (reduc_smax_v2sf): Rename to...
22155 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
22156 (reduc_smin_v2sf): Rename to...
22157 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
22159 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
22161 * alias.c (compare_base_symbol_refs): New function.
22162 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
22165 2016-01-14 Jakub Jelinek <jakub@redhat.com>
22167 PR middle-end/68146
22168 PR tree-optimization/69155
22169 * tree-complex.c: Include cfganal.h.
22170 (phis_to_revisit): New variable.
22171 (extract_component): Add phiarg_p argument. Assert that returned
22172 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
22173 (update_phi_components): Partly rewrite to use loop over real/imag
22174 components instead of code duplication. If extract_component returns
22175 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
22176 create_tmp_reg into the PHI node instead, and mention the phi triplet
22177 in phis_to_revisit.
22178 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
22179 in phis_to_revisit at the end.
22181 2016-01-14 Richard Biener <rguenther@suse.de>
22183 PR tree-optimization/68060
22184 * tree-vect-loop.c (vect_is_simple_reduction): Check the
22185 outer loop reduction is only used in the inner loop before
22186 detecting a double reduction.
22188 2016-01-14 Jakub Jelinek <jakub@redhat.com>
22191 * combine.c (expand_field_assignment): Punt if compute_mode is
22192 unsupported scalar mode.
22194 2016-01-14 Richard Biener <rguenther@suse.de>
22196 PR tree-optimization/66856
22197 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
22198 SLP node only if it built successfully.
22199 (vect_analyze_slp_instance): Adjust.
22201 2016-01-14 Jeff Law <law@redhat.com>
22203 PR tree-optimization/69270
22204 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
22205 (record_edge_info): Use it. Convert boolean_{true,false}_node
22206 to the type of op0.
22208 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
22211 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
22212 use block_ultimate_origin
22213 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
22215 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
22217 * doc/invoke.texi (Submodel Options): Rename section to
22218 "Machine-Dependent Options" to better reflect its content.
22219 Rewrite introductory text to remove archaic CPU names.
22222 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
22224 * doc/invoke.texi (Code Gen Options): Move section up in file,
22225 before target-specific options. Update menu and option summary
22226 to reflect the new section ordering.
22228 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
22230 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
22231 (C++ Dialect Options): Add cross-reference to -std option.
22232 * doc/standards.texi (C++ Language): Document C++14 support.
22234 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
22236 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
22237 for pack/unpack functions for __ibm128.
22238 (PACK_IF): Likewise.
22239 (UNPACK_IF): Likewise.
22241 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
22242 support for __ibm128 pack/unpack functions.
22243 (rs6000_invalid_builtin): Likewise.
22244 (rs6000_init_builtins): Likewise.
22245 (rs6000_opt_masks): Likewise.
22247 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
22248 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
22250 (RS6000_BTM_COMMON): Likewise.
22252 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
22253 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
22254 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
22255 128-bit floating point. Add support for the double values to be
22256 in Altivec registers for TF/IF packing and unpacking, but restrict
22257 TD packing sub-fields to be FPR registers. Don't allow overlapped
22258 register support for packing. Allow pack inputs to be memory
22259 locations. Don't build generator functions for unpack<mode>_dm
22260 and unpack<mode>_nodm.
22261 (unpack<mode>_dm): Likewise.
22262 (unpack<mode>_nodm): Likewise.
22263 (pack<mode>): Likewise.
22265 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
22266 built-in functions to pack/unpack explicit __ibm128 values.
22267 (__builtin_unpack_ibm128): Likewise.
22269 * doc/extend.texi (PowerPC Built-in Functions): Document
22270 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
22272 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
22275 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
22276 Add new arg loc and pass it down as context.
22277 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
22278 to the location to use for the warning.
22279 (check_function_arguments): New arg loc. All callers changed. Pass
22280 it to check_function_nonnull.
22281 * c-common.h (check_function_arguments): Adjust declaration.
22283 2016-01-13 Jakub Jelinek <jakub@redhat.com>
22285 PR tree-optimization/69156
22286 * gimple.c (validate_type): Removed.
22287 (gimple_builtin_call_types_compatible_p): Use
22288 useless_type_conversion_p instead of validate_type.
22289 * value-prof.c (gimple_stringop_fixed_value): Fold
22290 icall_size to correct type.
22292 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
22294 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
22297 2016-01-13 Richard Henderson <rth@redhat.com>
22300 * target.def (builtin_tm_load, builtin_tm_store): Remove.
22301 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
22302 (ix86_builtin_tm_store): Remove.
22303 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
22304 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
22305 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
22306 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
22307 * doc/tm.texi: Rebuild.
22309 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
22310 (BUILT_IN_TM_MEMCPY_RTWN): New.
22311 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
22312 fallback from vector to integer helpers.
22313 (build_tm_load): Handle vector types directly, instead of
22315 (build_tm_store): Likewise.
22316 (expand_assign_tm): Prepare for register types not handled by
22317 the above. Copy them to memory and use memcpy.
22318 * tree.c (tm_define_builtin): New.
22319 (find_tm_vector_type): New.
22320 (build_tm_vector_builtins): New.
22321 (build_common_builtin_nodes): Call it.
22323 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
22325 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
22326 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
22328 2016-01-13 Tom de Vries <tom@codesourcery.com>
22330 PR tree-optimization/69169
22331 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
22332 handled_struct_type param.
22333 (create_variable_info_for, intra_create_variable_infos): Call
22334 create_variable_info_for_1 with extra arg.
22336 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
22338 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
22339 and "armv8.1-a+crc" entries.
22341 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
22344 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
22345 Change first operand predicate from register_or_constm1_operand
22346 to register_operand.
22347 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
22348 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
22349 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
22350 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
22351 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
22352 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
22353 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
22354 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
22355 comparison with constm1_rtx from vec_prefetch_gen part.
22357 2016-01-13 Richard Biener <rguenther@suse.de>
22359 PR tree-optimization/69013
22360 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
22361 Exchange assert for a test.
22363 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22366 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
22368 2016-01-13 Richard Biener <rguenther@suse.de>
22370 PR tree-optimization/69242
22371 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
22372 assert with a check.
22374 2016-01-13 Richard Biener <rguenther@suse.de>
22376 PR tree-optimization/69186
22377 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
22378 Properly guard vect_update_misalignment_for_peel call.
22380 2016-01-12 Jeff Law <law@redhat.com>
22382 PR tree-optimization/pr67755
22383 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
22384 "need_profile_correction".
22385 (thread_block_1): Initialize new field to false by default. If we
22386 have multiple thread paths through a common joiner to different
22387 final targets, then set new field to true.
22388 (compute_path_counts): Only do count adjustment when it's really
22391 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
22393 * doc/invoke.texi (Spec Files): Move section down in file, past
22394 all command-line option descriptions.
22396 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22398 PR middle-end/54809
22399 * doc/gty.texi: Remove documentation of mark_hook.
22400 * gengtype.c (struct write_types_data): Remove code to support
22401 mark_hook attribute.
22402 (walk_type): Likewise.
22403 (write_func_for_structure): Likewise.
22405 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
22407 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
22408 Directory Options, and -specs= to Overall Options.
22409 (Overall Options): Adjust similarly. Reorder to group related
22410 options together. Make -specs= cross-reference the spec file details.
22411 (Directory Options): Adjust similarly.
22413 2016-01-12 Jeff Law <law@redhat.com>
22415 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
22417 2016-01-12 Olivier Hainque <hainque@adacore.com>
22419 * gcc.c (spec_undefvar_allowed): New global.
22420 (process_command): Set to true when running for --version or --help,
22422 (getenv_spec_function): When the variable is not defined, use the
22423 variable name as the variable value if we're allowed not to issue
22426 2016-01-12 Bin Cheng <bin.cheng@arm.com>
22428 PR tree-optimization/68911
22429 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
22430 information computed for expression "init + nit * step".
22432 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
22434 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
22435 about name of GCC executable. Remove deleted node from menu.
22436 (Directory Options) <-B>: Remove cross-reference to deleted node.
22437 (Target Options): Delete section.
22439 2016-01-12 Christian Bruel <christian.bruel@st.com>
22442 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
22443 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
22445 2016-01-12 Jakub Jelinek <jakub@redhat.com>
22448 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
22449 aligned_mem is properly set for AVX512-VL floating point masked
22453 * ifcvt.c (cond_exec_process_if_block): When removing the last
22454 insn from then_bb, remove also any possible barriers that follow it.
22456 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
22460 * config/i386/iamcu.h (SIZE_TYPE): New macro.
22461 (PTRDIFF_TYPE): Likewise.
22462 (WCHAR_TYPE): Likewise.
22463 (WCHAR_TYPE_SIZE): Likewise.
22464 (STDINT_LONG32): Likewise.
22466 2016-01-12 Richard Biener <rguenther@suse.de>
22468 PR tree-optimization/69053
22469 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
22470 convert initial value for cond reductions.
22472 2016-01-12 Richard Biener <rguenther@suse.de>
22474 PR tree-optimization/69007
22475 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
22476 widen_sum after dot_prod and sad.
22478 2016-01-12 Richard Biener <rguenther@suse.de>
22480 PR tree-optimization/69168
22481 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
22482 pattern stmt SLP type.
22483 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
22484 end up unused so cope with that case.
22486 2016-01-12 Richard Biener <rguenther@suse.de>
22488 PR tree-optimization/69157
22489 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
22490 stmts def type only during analyze phase.
22491 (vectorizable_call): Likewise.
22492 (vectorizable_simd_clone_call): Likewise.
22493 (vectorizable_conversion): Likewise.
22494 (vectorizable_assignment): Likewise.
22495 (vectorizable_shift): Likewise.
22496 (vectorizable_operation): Likewise.
22497 (vectorizable_store): Likewise.
22498 (vectorizable_load): Likewise.
22500 2016-01-12 Richard Biener <rguenther@suse.de>
22502 PR tree-optimization/69174
22503 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
22505 (vectorizable_load): Properly compute the number of loads needed
22506 for permuted strided SLP loads and do not spuriously assign
22507 to SLP_TREE_VEC_STMTS.
22509 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
22511 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
22512 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
22513 (MD_EXEC_PREFIX): Remove.
22514 (MD_STARTFILE_PREFIX) Removee.
22515 (FILE_NAME_ABSOLUTE_P): Remove.
22516 (CPP_SPEC): Do not read macros from sys/version.h.
22517 (LINK_COMMAND_SPEC): Remove.
22518 (LOCAL_INCLUDE_DIR): Remove.
22519 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
22520 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
22521 (POST_LINK_SPEC): Define to invoke stubify after linker
22522 (LIBSTDCXX): Remove define
22523 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
22524 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
22525 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
22526 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
22527 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
22528 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
22529 (i386_djgpp_asm_named_section): Add propotype of new procedure
22531 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
22532 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
22533 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
22534 in config/i386/djgpp.h).
22535 (STANDARD_STARTFILE_PREFIX_2): Define identical to
22536 STANDARD_STARTFILE_PREFIX_1.
22537 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
22538 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
22539 installation errors.
22540 (MAX_OFILE_ALIGNMENT): Define to 128.
22541 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
22543 * config/i386/djgpp.c: New file. Add implementation of
22544 i386_djgpp_asm_named_section.
22546 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
22548 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
22549 Add rule for building djgpp.o.
22551 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22553 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
22554 (rtx_is_swappable_p): Reductions are swappable.
22555 (insn_is_swappable_p): V2DF reductions are swappable.
22557 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
22559 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
22560 reloads for other unsupported memory operands.
22562 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22563 Jim Wilson <jim.wilson@linaro.org>
22566 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
22567 copy_to_mode_reg instead of force_reg.
22569 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
22572 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
22573 TARGET_80387 is true.
22575 2016-01-11 Jakub Jelinek <jakub@redhat.com>
22578 * lra-eliminations.c (move_plus_up): Only move plus up
22579 if subreg of the constant can be simplified into constant
22580 and use the simplified subreg of the constant instead of
22581 the original constant.
22583 * fold-const.c (fold_convertible_p): Don't return true
22584 for conversion of VECTOR_TYPE to same sized integral type.
22585 (fold_convert_loc): Fix up formatting. Fold conversion of
22586 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
22587 instead of NOP_EXPR.
22589 PR tree-optimization/69214
22590 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
22591 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
22594 PR tree-optimization/69207
22595 * tree-vect-slp.c (vect_get_constant_vectors): For
22596 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
22597 fold_convertible_p to vector_type's element type, and always
22598 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
22600 2016-01-11 Richard Biener <rguenther@suse.de>
22602 PR tree-optimization/69173
22603 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
22604 fixup the cycle if all stmts are in a pattern.
22606 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
22608 PR middle-end/68999
22609 * alias.c (base_alias_check): Move check for addresses with
22610 alignment ANDs before the call for compare_base_decls.
22611 (memrefs_conflict_p): Return -1 for different decls
22612 that went through alignment adjustments.
22614 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22616 PR rtl-optimization/68796
22617 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
22618 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
22619 and QImode comparisons against zero with CC_NZmode.
22620 * config/aarch64/iterators.md (short_mask): New mode_attr.
22622 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
22624 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
22625 (<avx512>_store<mode>_mask): Likewise.
22627 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
22628 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22630 PR rtl-optimization/68841
22631 * ifcvt.c (struct noce_if_info): Add orig_x field.
22632 (bbs_ok_for_cmove_arith): Add to_rename parameter.
22633 Don't record conflicts on to_rename if it's present.
22634 Allow memory destinations in sets.
22635 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
22636 blocks, passing orig_x to the checks.
22637 (noce_process_if_block): Set if_info->orig_x appropriately.
22639 2016-01-11 Tom de Vries <tom@codesourcery.com>
22641 PR tree-optimization/69069
22642 * tree-parloops.c (create_parallel_loop): Add missing phi args.
22644 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
22646 PR rtl-optimization/68920
22647 * config/i386/i386.c (ix86_option_override_internal): Restrict number
22648 of conditional moves for RTL if-conversion to 1 for
22649 TARGET_ONE_IF_CONV_INSN.
22650 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
22651 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
22652 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
22653 parameter to restirct number of conditional moves for
22655 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
22656 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
22659 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
22662 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
22663 onepart vars. Fix typo in comment. Fix reversed condition in
22665 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
22668 * var-tracking.c (dump_onepart_variable_differences): New.
22669 (dataflow_set_different): If a detailed dump is requested,
22670 delay early returns and dump differences between onepart
22671 variables present before and after, and added variables.
22673 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
22676 * expr.c (expand_expr_real_1): For boolean vector constants
22677 with a scalar mode use const_scalar_mask_from_tree.
22678 (const_scalar_mask_from_tree): New.
22679 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
22680 assigned to a mask type to handle constants.
22682 2016-01-11 Martin Jambor <mjambor@suse.cz>
22685 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
22686 useless parameters if we cannot change function signature.
22688 2016-01-11 Martin Jambor <mjambor@suse.cz>
22691 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
22694 2016-01-11 Tom de Vries <tom@codesourcery.com>
22696 PR tree-optimization/69109
22697 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
22700 2016-01-11 Tom de Vries <tom@codesourcery.com>
22702 PR tree-optimization/69108
22703 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
22704 res is not used in a phi.
22706 2016-01-11 Yury Gribov <y.gribov@samsung.com>
22709 * common.opt (frandom-seed): Fix parameter name.
22710 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
22712 2016-01-11 Tom de Vries <tom@codesourcery.com>
22714 PR tree-optimization/69058
22715 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
22718 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
22720 * config/arc/arc.opt (mdiv-rem): Add period to the end.
22721 (mcode-density): Likewise.
22723 2016-01-10 Tom de Vries <tom@codesourcery.com>
22725 PR tree-optimization/69062
22726 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
22727 (parallelize_loops): Don't paralelize loop that has phi with address
22730 2016-01-10 Tom de Vries <tom@codesourcery.com>
22732 PR tree-optimization/69039
22733 * tree-parloops.c (try_create_reduction_list): Only allow single exit
22736 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
22738 PR middle-end/68743
22739 * match.pd: Require target has function_c99_misc before doing
22740 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
22742 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
22744 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
22746 * configure: Regenerate.
22748 2016-01-09 Jakub Jelinek <jakub@redhat.com>
22750 PR middle-end/50865
22751 PR tree-optimization/69097
22752 * fold-const.h (expr_not_equal_to): New prototype.
22753 * fold-const.c: Include stringpool.h and tree-ssanames.h.
22754 (expr_not_equal_to): New function.
22755 * match.pd (X % -Y is the same as X % Y): Don't optimize
22756 unless X is known not to be equal to minimum or Y is known
22757 not to be equal to -1.
22758 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
22759 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
22760 (simplify_stmt_using_ranges): Adjust caller.
22761 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
22762 substitute_and_fold.
22764 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
22766 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
22769 2016-01-08 Jakub Jelinek <jakub@redhat.com>
22771 PR tree-optimization/69167
22772 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
22773 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
22775 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
22777 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
22778 Richard Biener <rguenther@suse.de>
22780 PR tree-optimization/68707
22781 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
22782 instances that can be handled via vect_load_lanes.
22784 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
22786 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
22787 if we can't determine address equivalence.
22788 * alias.c (compare_base_decl): Update for changed return value of
22789 symtab_node::equal_address_to.
22791 2016-01-08 Jason Merrill <jason@redhat.com>
22795 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
22796 * expr.c (store_field): Not here.
22797 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
22798 call with TREE_ADDRESSABLE type.
22799 * tree-cfg.c (verify_gimple_call): Adjust.
22801 2016-01-08 Olivier Hainque <hainque@adacore.com>
22803 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
22806 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
22808 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
22809 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
22810 (reduc_smin_v2sf): Rename to...
22811 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
22812 (reduc_splus_v2sf): Rename to...
22813 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
22815 2016-01-08 Jakub Jelinek <jakub@redhat.com>
22817 PR tree-optimization/69162
22818 * gimplify.c (gimplify_va_arg_expr): Encode original type of
22819 valist argument in another argument.
22820 (gimplify_modify_expr): Adjust for the above change. Cleanup.
22821 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
22822 to determine the va_list type, build a MEM_REF instead of
22823 build_fold_indirect_ref.
22825 PR tree-optimization/69172
22826 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
22829 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
22831 PR tree-optimization/67781
22832 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
22833 and cmpnop in two steps: first the ones not accessed in original
22834 gimple expression in a endian independent way and then the ones not
22835 accessed in the final result in an endian-specific way.
22837 2016-01-08 Jakub Jelinek <jakub@redhat.com>
22839 PR tree-optimization/69083
22840 * tree-vect-slp.c (vect_get_constant_vectors): For
22841 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
22842 element type. If op is fold_convertible_p to vector_type's element
22843 type, use NOP_EXPR instead of VCE.
22845 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
22847 PR rtl-optimization/67778
22848 PR rtl-optimization/68634
22849 PR rtl-optimization/68909
22850 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
22851 block from the stack until done with it. Remove a superfluous
22852 bitmap set. Remove a superfluous bitmap test.
22854 2016-01-07 Martin Sebor <msebor@redhat.com>
22857 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
22858 constraint on the type of arguments.
22860 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
22862 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
22863 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
22864 unaligned_access on the gcc_options set.
22865 * config/arm/arm.c (arm_option_override_internal): Use
22866 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
22868 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
22871 * config/i386/i386.c (ix86_frame_pointer_required): Enable
22872 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
22874 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
22877 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
22880 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
22881 depending on frame_pointer_needed before remaining integer and SSE
22882 registers are saved.
22884 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
22887 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
22889 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
22892 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
22893 Use the "xBm" constraint.
22894 (float<sseintvecmodelower><mode>2<mask_name><round_name):
22896 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
22897 (sse_cvtsi2ssq<round_name>): Likewise.
22898 (sse_cvtss2si<round_name>): Likewise.
22899 (sse_cvtss2siq<round_name>): Likewise.
22900 (sse2_cvtsi2sdq<round_name>): Likewise.
22901 (sse2_cvtsd2si<round_name>): Likewise.
22902 (sse2_cvtsd2siq<round_name>): Likewise.
22903 * config/i386/subst.md (round_nimm_scalar_predicate): New
22906 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
22908 PR middle-end/67639
22909 * varasm.c (make_decl_rtl): Mark invalid register vars as
22912 PR rtl-optimization/66206
22913 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
22914 All callers changed.
22916 2016-01-07 Jakub Jelinek <jakub@redhat.com>
22918 PR tree-optimization/69141
22919 * tree-ssa-pre.c: Include langhooks.h.
22920 (eliminate_dom_walker::before_dom_children): Use
22921 lang_hooks.decl_printable_name instead of
22922 cgraph_node::get ()->name ().
22924 PR middle-end/68960
22925 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
22926 it and DECL_ALIGN too.
22928 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
22930 * config/mips/mips-ftypes.def: Sort to lexicographical order.
22932 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
22935 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
22936 depending on frame_pointer_needed before remaining integer and SSE
22937 registers are saved.
22939 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22941 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
22942 mode iterator with VSX_M2.
22943 (*p9_vecstore_<mode>): Likewise.
22944 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
22945 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
22946 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
22947 (define_split for VSX_LE128 stores): Likewise.
22948 (define_peephole2 for TImode LE swaps): Likewise.
22949 (define_split for VSX_LE128 post-reload stores): Likewise.
22951 2016-01-06 Marek Polacek <polacek@redhat.com>
22954 * convert.c (convert_to_integer_1): Adjust call to
22955 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
22956 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
22957 EXPR instead of ARG.
22958 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
22960 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
22963 * doc/extend.texi (RL78 Variable Attributes): New section.
22965 2016-01-05 Marek Polacek <polacek@redhat.com>
22968 * builtins.c (get_memmodel): Use expansion point location rather than
22969 the input location. Call warning_at rather than warning.
22970 (expand_builtin_atomic_compare_exchange): Likewise.
22971 (expand_builtin_atomic_load): Likewise.
22972 (expand_builtin_atomic_store): Likewise.
22973 (expand_builtin_atomic_clear): Likewise.
22975 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
22978 * config/i386/i386.c (ix86_expand_vector_logical_operator):
22979 Replace nonimmediate_operand with vector_operand.
22980 * config/i386/predicates.md (vector_operand): New predicate.
22981 (general_vector_operand): Replace nonimmediate_operand with
22983 * config/i386/sse.md: Replace nonimmediate_operand with
22984 vector_operand and m constraint with Bm constraint on SSE
22985 patterns with 16-byte memory operand.
22986 * config/i386/subst.md (round_nimm_predicate): Replace
22987 nonimmediate_operand with vector_operand.
22988 (round_saeonly_nimm_predicate): Likewise.
22989 (round_saeonly_nimm_scalar_predicate): New.
22991 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
22994 * config/i386/constraints.md (Bm): New constraint.
22995 * config/i386/predicates.md (vector_memory_operand): New
22997 * config/i386/sse.md: Replace xm with xBm in plusminus and
22998 any_logic patterns.
23000 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
23003 * doc/extend.texi (V850 Function Attributes): New section.
23004 (V850 Variable Attributes): New section.
23006 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
23009 * doc/extend.texi (MicroBlaze Function Attributes): Document
23010 interrupt_handler and fast_interrupt attributes.
23012 2016-01-05 Sergei Trofimovich <siarheit@google.com>
23015 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
23016 for local symbolic operands.
23017 * config/ia64/predicates.md (local_symbolic_operand64): New
23020 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23022 PR rtl-optimization/68651
23023 * combine.c (combine_simplify_rtx): Canonicalize x + x into
23026 2016-01-05 Nathan Sidwell <nathan@acm.org>
23028 * alias.c (compare_base_decls): Use symtab_node::get.
23030 2016-01-05 Nick Clifton <nickc@redhat.com>
23033 * ira-costs.c (copy_cost): Initialise the t_icode field of the
23034 secondary_reload_info structure.
23037 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
23038 decls if weak support is available.
23040 2016-01-04 Martin Sebor <msebor@redhat.com>
23042 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
23044 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
23046 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
23047 OPTION_MASK_P9_DFORM.
23049 * config/rs6000/constraints.md (wo constraint): New constraint for
23052 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
23054 (rs6000_init_hard_regno_mode_ok): Likewise.
23056 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
23059 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
23060 expanders not to have constraints. Add support for ISA 3.0 xxperm
23061 instruction. Add support for fusing xxlor with xxperm.
23062 (altivec_vperm_<mode>_internal): Likewise.
23063 (altivec_vperm_v8hiv16qi): Likewise.
23064 (altivec_vperm_<mode>v16q): Likewise.
23065 (altivec_vperm_<mode>_uns): Likewise.
23066 (vperm_v8hiv4si): Likewise.
23067 (vperm_v16qiv8hi): Likewise.
23069 * doc/md.texi (RS/6000 constraints): Document wo constraint.
23071 2016-01-04 Jakub Jelinek <jakub@redhat.com>
23073 Update copyright years.
23075 * gcc.c (process_command): Update copyright notice dates.
23076 * gcov-dump.c (print_version): Ditto.
23077 * gcov.c (print_version): Ditto.
23078 * gcov-tool.c (print_version): Ditto.
23079 * gengtype.c (create_file): Ditto.
23080 * doc/cpp.texi: Bump @copying's copyright year.
23081 * doc/cppinternals.texi: Ditto.
23082 * doc/gcc.texi: Ditto.
23083 * doc/gccint.texi: Ditto.
23084 * doc/gcov.texi: Ditto.
23085 * doc/install.texi: Ditto.
23086 * doc/invoke.texi: Ditto.
23088 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
23090 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
23091 modes larger than TImode as TImode if NEON is not enabled.
23093 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
23096 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
23097 mode for %f0-%f31 only if TARGET_FPU.
23099 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
23102 * config/sparc/sparc.c (scan_record_type): Take into account subfields
23103 to compute the PACKED_P predicate.
23104 (function_arg_record_value): Minor tweaks.
23106 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
23108 * doc/install.texi (--with-multilib-list): Describe the meaning of the
23109 option for arm*-*-* targets.
23111 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
23113 * doc/extend.texi (Common Function Attributes): Move docs for
23114 MSP430-specific attributes to....
23115 (MSP430 Function Attributes): ...here. Delete the redundant
23116 entries and copy-edit the remaining text.
23117 (MSP430 Variable Attributes): Use uniform format for index
23118 entries and add a cross-reference to the corresponding function
23121 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
23123 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
23125 (x86 Options): Likewise.
23127 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
23131 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
23132 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
23133 to corresponding attribute.
23135 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
23137 * doc/extend.texi (Common Function Attributes) <noplt>: Move
23138 to correct alphabetization of table. Copy-edit and correct
23140 <stack_protect>: Likewise.
23141 <target_clones>: Likewise.
23143 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
23144 Correct punctuation.
23145 (Code Gen Options) <-fno-plt>: Copy-edit.
23147 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
23150 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
23151 SI values. Explicitly convert SI to DI and vice-versa.
23153 2016-01-01 Jakub Jelinek <jakub@redhat.com>
23155 PR tree-optimization/69070
23156 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
23157 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
23160 * ubsan.c (ubsan_instrument_float_cast): Call
23161 initialize_sanitizer_builtins.
23164 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
23166 Copyright (C) 2016 Free Software Foundation, Inc.
23168 Copying and distribution of this file, with or without modification,
23169 are permitted in any medium without royalty provided the copyright
23170 notice and this notice are preserved.