1 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
4 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
5 (gen_hsa_ctor_assignment): Likewise.
6 * print-tree.c (print_node): Likewise.
7 * tree-dump.c (dequeue_and_dump): Likewise.
8 * tree-sra.c (sra_modify_constructor_assign): Likewise.
9 * expr.c (store_constructor): Likewise.
10 * fold-const.c (operand_equal_p): Likewise.
11 * tree-pretty-print.c (dump_generic_node): Likewise.
12 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
13 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
15 2016-09-23 Richard Biener <rguenther@suse.de>
17 * hooks.h (hook_uint_uintp_false): Declare.
19 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
22 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
24 2016-09-22 Martin Sebor <msebor@redhat.com>
27 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
28 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
29 (target_int_min): Correct computation.
30 (format_integer): Use long long as the argument for the ll length
32 (format_floating): Use target_int_max().
33 (get_string_length): Same.
34 (format_string): Avoid setting the bounded flag for strings
36 (try_substitute_return_value): Avoid setting range info when
37 the result isn't bounded.
38 * varasm.c (assemble_name): Increase buffer size.
40 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
41 Terry Guo <terry.guo@arm.com>
43 * target.def (elf_flags_numeric): New target hook.
44 * targhooks.h (default_asm_elf_flags_numeric): New.
45 * varasm.c (default_asm_elf_flags_numeric): New.
46 (default_elf_asm_named_section): Use new target hook.
47 * config/arm/arm.opt (mpure-code): New.
48 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
49 * config/arm/arm.c (arm_asm_init_sections): Add section
50 attribute to default text section if -mpure-code.
51 (arm_option_check_internal): Diagnose use of option with
52 non supported targets and/or options.
53 (arm_asm_elf_flags_numeric): New.
54 (arm_function_section): New.
55 (arm_elf_section_type_flags): New.
56 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
58 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
59 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
61 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
63 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
65 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
67 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
68 * rtl.h: Adjust prototype.
70 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
72 * emit-rtl.c (next_active_insn): Change argument type to
74 (prev_active_insn): Likewise.
75 (active_insn_p): Likewise.
76 * rtl.h: Adjust prototypes.
77 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
78 * config/arc/arc.md: Likewise.
79 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
80 (branch_needs_nop_p): Likewise.
81 (use_skip_p): Likewise.
82 * config/sh/sh.c (gen_block_redirect): Likewise.
83 (split_branches): Likewise.
84 * reorg.c (optimize_skip): Likewise.
85 (fill_simple_delay_slots): Likewise.
86 (fill_slots_from_thread): Likewise.
87 (relax_delay_slots): Likewise.
88 * resource.c (mark_target_live_regs): Likewise.
90 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
92 * config/cris/cris.c (cris_asm_output_case_end): Change argument
94 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
95 (prev_nonnote_nondebug_insn): Likewise.
96 * config/cris/cris-protos.h: Adjust prototype.
98 * jump.c (rtx_renumbered_equal_p): Adjust.
100 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
102 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
103 * rtl.h: Adjust prototype.
104 * config/sh/sh.md: Adjust.
105 * dwarf2out.c (add_var_loc_to_decl): Likewise.
107 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
109 * emit-rtl.c (next_nondebug_insn): Change argument type to
111 (prev_nondebug_insn): Likewise.
112 * loop-doloop.c (doloop_condition_get): Likewise.
113 * rtl.h: Adjust prototype.
114 * cfgloop.h: Likewise.
116 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
118 * emit-rtl.c (next_nonnote_insn): Change argument type to
120 (prev_nonnote_insn): Likewise.
121 * jump.c (reversed_comparison_code_parts): Likewise.
122 (reversed_comparison): Likewise.
123 * rtl.h: Adjust prototypes.
124 * config/arc/arc.md: Adjust.
125 * cse.c (find_comparison_args): Likewise.
126 * reorg.c (redundant_insn): Change return type to rtx_insn *.
127 (fix_reg_dead_note): Change argument type to rtx_insn *.
128 (delete_prior_computation): Likewise.
129 (delete_computation): Likewise.
130 (fill_slots_from_thread): Adjust.
131 (relax_delay_slots): Likewise.
132 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
133 (simplify_relational_operation_1): Likewise.
134 (simplify_ternary_operation): Likewise.
136 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
138 * config/arc/arc-protos.h (arc_label_align): Change type of
139 variables from rtx to rtx_insn *.
140 * config/arc/arc.c (arc_label_align): Likewise.
141 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
142 * config/bfin/bfin.c (workaround_speculation): Likewise.
143 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
144 (find_last_same_clock): Likewise.
145 (reorg_split_calls): Likewise.
146 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
147 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
148 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
149 (same_cmp_following_p): Likewise.
150 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
151 (same_cmp_following_p): Likwise.
152 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
153 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
154 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
155 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2):
157 (rl78_alloc_physical_registers_cmp): Likewise.
158 (rl78_alloc_physical_registers_umul): Likewise.
159 (rl78_calculate_death_notes): Likewise.
160 * config/s390/s390-protos.h (s390_label_align): Likewise.
161 * config/s390/s390.c (s390_label_align): Likewise.
162 * config/sh/sh.c (barrier_align): Likewise.
163 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
164 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
165 (emit_cbcond_nop): Likewise.
167 2016-09-22 Martin Liska <mliska@suse.cz>
170 * ipa-icf.c (sem_variable::merge): Yield merge operation if
171 alias address matters, not necessarily address of original.
173 2016-09-22 Richard Biener <rguenther@suse.de>
176 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
179 2016-09-22 Richard Biener <rguenther@suse.de>
182 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
183 from constant folding results.
184 (gimple_resimplify2): Likewise.
185 (gimple_resimplify3): Likewise.
187 2016-09-22 Richard Biener <rguenther@suse.de>
190 * expr.c (expand_expr_real_1): Guard array access against negative
193 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
195 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
197 (format_floating): Likewise.
199 2016-09-22 Jakub Jelinek <jakub@redhat.com>
202 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
203 for all IFN_GOMP_SIMD_* internal fns, not just for
204 IFN_GOMP_SIMD_ORDERED_*.
206 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
209 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
210 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
211 instructions when you want to invert the test.
212 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
213 correct order for XXSEL.
214 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
215 for using XSCMP{EQ,GT,GE}DP.
217 2016-09-21 David Malcolm <dmalcolm@redhat.com>
219 * genconstants.c (main): Introduce noop_reader and convert call
220 to read_md_files to a method call.
221 * genenums.c (main): Likewise.
222 * genmddeps.c (main): Likewise.
223 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
224 rtx_reader_ptr->get_top_level_filename ().
225 (write_tm_preds_h): Likewise.
226 (write_insn_preds_c): Likewise.
227 * gensupport.c (class gen_reader): New subclass of rtx_reader.
228 (rtx_handle_directive): Convert to...
229 (gen_reader::handle_unknown_directive): ...this.
230 (init_rtx_reader_args_cb): Convert return type from bool to
231 rtx_reader *. Create a gen_reader instance, using it for the
232 call to read_md_files. Return it if no errors occur.
233 (init_rtx_reader_args): Convert return type from bool to
235 * gensupport.h (init_rtx_reader_args_cb): Likewise.
236 (init_rtx_reader_args_cb): Likewise.
237 * read-md.c (struct file_name_list): Move to class rtx_reader.
238 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
239 (read_md_filename): Delete in favor of
240 rtx_reader::m_read_md_filename.
241 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
242 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
243 (base_dir): Delete in favor of rtx_reader::m_base_dir.
244 (first_dir_md_include): Delete in favor of
245 rtx_reader::m_first_dir_md_include.
246 (last_dir_md_include_ptr): Delete in favor of
247 rtx_reader::m_last_dir_md_include_ptr.
248 (max_include_len): Delete.
249 (rtx_reader_ptr): New.
250 (fatal_with_file_and_line): Use get_filename and get_lineno
251 accessors of rtx_reader_ptr.
252 (require_char_ws): Likewise.
253 (rtx_reader::read_char): New method, based on ::read_char.
254 (rtx_reader::unread_char): New method, based on ::unread_char.
255 (read_escape): Use get_filename and get_lineno accessors of
257 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
258 (read_string): Use get_filename and get_lineno accessors of
260 (rtx_reader::rtx_reader): New ctor.
261 (rtx_reader::~rtx_reader): New dtor.
262 (handle_include): Convert from a function to...
263 (rtx_reader::handle_include): ...this method, converting
264 handle_directive from a callback to a virtual function.
265 (handle_file): Likewise, converting to...
266 (rtx_reader::handle_file): ...this method.
267 (handle_toplevel_file): Likewise, converting to...
268 (rtx_reader::handle_toplevel_file): ...this method.
269 (rtx_reader::get_current_location): New method.
270 (parse_include): Convert from a function to...
271 (rtx_reader::add_include_path): ...this method, dropping redundant
272 update to unused max_include_len.
273 (read_md_files): Convert from a function to...
274 (rtx_reader::read_md_files): ...this method, converting
275 handle_directive from a callback to a virtual function.
276 (noop_reader::handle_unknown_directive): New method.
277 * read-md.h (directive_handler_t): Delete this typedef.
279 (read_md_file): Delete.
280 (read_md_lineno): Delete.
281 (read_md_filename): Delete.
282 (class rtx_reader): New class.
283 (rtx_reader_ptr): New decl.
284 (class noop_reader): New subclass of rtx_reader.
285 (read_char): Reimplement in terms of rtx_reader::read_char.
286 (unread_char): Reimplement in terms of rtx_reader::unread_char.
287 (read_md_files): Delete.
288 * read-rtl.c (read_rtx_code): Update for deletion of globals
289 read_md_filename and read_md_lineno.
291 2016-09-21 Jason Merrill <jason@redhat.com>
293 * input.h (from_macro_definition_at): New.
295 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
297 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
299 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
301 PR tree-optimization/77550
302 * tree-vect-stmts.c (create_array_ref): Change parameters.
303 (get_group_alias_ptr_type): New function.
304 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
306 2016-09-21 Marek Polacek <polacek@redhat.com>
308 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
309 Add falls through comment.
311 2016-09-21 Richard Biener <rguenther@suse.de>
313 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
314 (replace_child): Likewise.
315 (remove_child_TAG): Adjust.
316 (move_marked_base_types): Likewise.
317 (prune_unused_types_prune): Clear die_sib of removed children.
319 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
322 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
323 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
325 2016-09-21 Richard Biener <rguenther@suse.de>
327 PR tree-optimization/77648
328 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
330 (make_transitive_closure_constraints): Adjust comment.
331 (make_any_offset_constraints): New function.
332 (handle_rhs_call): Make sure to first expand a pointer to all
333 subfields before transitively closing it.
334 (handle_const_call): Likewise. Properly expand returned
336 (handle_pure_call): Likewise.
338 2016-09-21 Richard Biener <rguenther@suse.de>
339 Jakub Jelinek <jakub@redhat.com>
341 PR tree-optimization/77621
342 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
343 group at non-vectorizable stmts.
345 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
347 PR tree-optimization/72835
348 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
349 (make_new_ssa_for_all_defs): Likewise.
350 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
352 2016-09-20 Martin Sebor <msebor@redhat.com>
355 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
356 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
357 * config/linux.c (gnu_libc_printf_pointer_format): New function.
358 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
359 * config/sol2.c (solaris_printf_pointer_format): New function.
360 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
362 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
363 * doc/tm.texi: Regenerate.
364 * gimple-fold.h (get_range_strlen): New function.
365 (get_maxval_strlen): Declare existing function.
366 * gimple-fold.c (get_range_strlen): Add arguments and compute both
368 (get_range_strlen): Define overload.
369 (get_maxval_strlen): Adjust.
370 * gimple-ssa-sprintf.c: New file and pass.
371 * passes.def (pass_sprintf_length): Add new pass.
372 * targhooks.h (default_printf_pointer_format): Declare new function.
373 (gnu_libc_printf_pointer_format): Same.
374 (solaris_libc_printf_pointer_format): Same.
375 * targhooks.c (default_printf_pointer_format): Define new function.
376 * tree-pass.h (make_pass_sprintf_length): Declare new function.
377 * print-tree.c: Increase buffer size.
379 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
381 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp
384 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
386 * common.opt: New option -fipa-vrp.
387 * ipa-cp.c (ipa_get_vr_lat): New.
388 (ipcp_vr_lattice::print): Likewise.
389 (print_all_lattices): Call ipcp_vr_lattice::print.
390 (ipcp_vr_lattice::meet_with): New.
391 (ipcp_vr_lattice::meet_with_1): Likewise.
392 (ipcp_vr_lattice::top_p): Likewise.
393 (ipcp_vr_lattice::bottom_p): Likewsie.
394 (ipcp_vr_lattice::set_to_bottom): Likewise.
395 (set_all_contains_variable): Call VR set_to_bottom.
396 (initialize_node_lattices): Init VR lattices.
397 (propagate_vr_accross_jump_function): New.
398 (propagate_constants_accross_call): Call
399 propagate_vr_accross_jump_function.
400 (ipcp_store_vr_results): New.
401 (ipcp_driver): Handle VR.
402 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
403 (ipa_set_jf_unknown): Likewise.
404 (ipa_compute_jump_functions_for_edge): Likewise.
405 (ipa_node_params_t::duplicate): Likewise.
406 (ipa_write_jump_function): Likewise.
407 (ipa_read_jump_function): Likewise.
408 (write_ipcp_transformation_info): Likewise.
409 (read_ipcp_transformation_info): Likewise.
410 (ipcp_update_vr): New.
411 (ipcp_transform_function): Handle VR.
412 * ipa-prop.h (struct ipa_vr): New.
413 * cgraph.c: Include tree-vrp.h.
414 * cgraphunit.c: Likewise.
415 * ipa-utils.c: Likewise.
418 * toplev.c: Likewise.
419 * ipa-devirt.c: Likewise.
420 * ipa-inline-transform.c: Likewise.
421 * ipa-inline.c: Likewise.
422 * ipa-profile.c: Likewise.
424 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
426 * doc/invoke.texi: Document -fdump-tree-evrp.
427 * passes.def: Define new pass_early_vrp.
428 * timevar.def: Define new TV_TREE_EARLY_VRP.
429 * tree-pass.h (make_pass_early_vrp): New.
430 * tree-ssa-propagate.c: Make replace_uses_in non static.
431 * tree-ssa-propagate.h: Export replace_uses_in.
432 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
433 (extract_range_from_assert): Factor out
434 extract_range_for_var_from_comparison_expr.
435 (vrp_initialize_lattice): New.
436 (vrp_initialize): Factor out vrp_initialize_lattice.
437 (vrp_valueize): Fix it to reject complex value ranges.
438 (vrp_free_lattice): New.
439 (evrp_dom_walker::before_dom_children): Likewise.
440 (evrp_dom_walker::after_dom_children): Likewise.
441 (evrp_dom_walker::push_value_range): Likewise.
442 (evrp_dom_walker::pop_value_range): Likewise.
443 (execute_early_vrp): Likewise.
444 (execute_vrp): Call vrp_initialize_lattice and
446 (make_pass_early_vrp): New.
448 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
450 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
451 instead of exact_log2.
453 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
456 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
457 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
458 (ix86_add_stmt_cost): Penalize DFmode vector operations
459 for !TARGET_VECTORIZE_DOUBLE.
461 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
463 * doc/invoke.texi (Warning Options): Simplify language.
464 (Optimize Options): Complete sentence.
466 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
468 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
471 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
474 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
475 inits on power8 and above, use the VMRGEW instruction instead of a
478 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
479 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
482 2016-09-20 Tamar Christina <tamar.christina@arm.com>
484 * config/aarch64/arm_neon.h
485 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
486 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
487 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
489 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
491 * config/var/vax.h (ELIMINABLE_REGS): Define.
492 (INITIAL_ELIMINATION_OFFSET): Define.
494 2016-09-20 Jakub Jelinek <jakub@redhat.com>
497 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
498 cast to void * if the cast is from some other pointer type.
500 2016-09-20 Richard Biener <rguenther@suse.de>
502 PR tree-optimization/77646
503 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
506 2016-09-20 Tamar Christina <tamar.christina@arm.com>
508 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
509 attributes to all inlined functions and make them extern.
511 2016-09-20 Richard Biener <rguenther@suse.de>
513 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
515 * debug.c (do_nothing_debug_hooks): Adjust.
516 * dbxout.c (dbx_debug_hooks): Likewise.
517 * sdbout.c (sdb_debug_hooks): Likewise.
518 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
519 (dwarf2out_finish): Move producer, filename and
521 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
522 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
524 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
527 * doc/invoke.texi: Document -Wint-in-bool-context.
530 * dwarf2out.c (output_loc_operands): Fix an assertion.
532 2016-09-19 Joseph Myers <joseph@codesourcery.com>
534 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
535 (CR_DECIMAL_DIG): New macro.
537 2016-09-19 Joseph Myers <joseph@codesourcery.com>
539 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
542 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
544 PR rtl-optimization/77416
545 * lra-remat.c (operand_to_remat): Process hard coded insn
548 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
550 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
551 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
553 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
555 * target.def (lra_p): Wordsmithing.
556 * doc/tm.texi: Regenerate.
558 2016-09-19 Jakub Jelinek <jakub@redhat.com>
559 Jan Hubicka <jh@suse.cz>
562 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
563 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
564 Call ultimate_alias_target just once, not up to 4 times.
566 2016-09-19 Richard Biener <rguenther@suse.de>
568 * dwarf2out.c (early_dwarf_finished): New global.
569 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
571 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
572 if called from LTO exit early.
573 (dwarf2out_late_global_decl): When being during the early
574 debug phase do not add locations but only const value attributes.
575 Adjust the way we generate early DIEs for LTO.
577 2016-09-19 Richard Biener <rguenther@suse.de>
580 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
581 proper niter to bound the loops.
583 2016-09-19 Richard Biener <rguenther@suse.de>
585 PR tree-optimization/77514
586 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
587 search for folded stmt.
589 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
591 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
592 * tree-pass.h (make_pass_early_thread_jumps): Declare.
593 * tree-ssa-threadbackward.c (fsm_find_thread_path,
594 fsm_find_thread_path, profitable_jump_thread_path,
595 fsm_find_control_statement_thread_paths,
596 find_jump_threads_backwards): Add speed_p parameter.
597 (pass_data_early_thread_jumps): New pass.
598 (make_pass_early_thread_jumps): New function.
600 2016-09-17 Andreas Schwab <schwab@suse.de>
602 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
603 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
605 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
607 * recog.c (rest_of_handle_split_after_reload): Delete.
608 (pass_split_after_reload::gate): New method.
609 (pass_split_after_reload::execute): Call split_all_insns directly.
611 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
613 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
614 parameters for functions taking long long arguments.
616 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
619 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
622 2016-09-16 Jason Merrill <jason@redhat.com>
624 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
626 * hwint.c (exact_log2): Use pow2p_hwi.
627 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
628 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
629 * builtins.c (get_object_alignment_2, get_object_alignment)
630 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
632 * calls.c (compute_argument_addresses, store_one_arg): Use
634 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
635 * combine.c (force_to_mode): Use least_bit_hwi.
636 (contains_muldiv, find_split_point, combine_simplify_rtx)
637 (simplify_if_then_else, simplify_set, force_to_mode)
638 (if_then_else_cond, simplify_and_const_int_1)
639 (simplify_compare_const): Use pow2p_hwi.
640 * cse.c (fold_rtx): Use pow2p_hwi.
641 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
643 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
644 (init_expmed_one_conv): Use pow2p_hwi.
645 * expr.c (is_aligning_offset): Use pow2p_hwi.
646 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
647 (fold_binary_loc): Use pow2p_hwi.
648 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
649 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
650 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
651 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
653 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
654 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
655 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
656 * omp-low.c (oacc_loop_fixed_partitions)
657 (oacc_loop_auto_partitions): Use least_bit_hwi.
658 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
659 * stor-layout.c (place_field): Use least_bit_hwi.
660 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
661 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
662 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
663 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
664 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
665 * tree-vect-data-refs.c (vect_analyze_group_access_1)
666 (vect_grouped_store_supported, vect_grouped_load_supported)
667 (vect_permute_load_chain, vect_shift_permute_load_chain)
668 (vect_transform_grouped_load): Use pow2p_hwi.
669 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
670 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
671 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
673 * tsan.c (instrument_expr): Use least_bit_hwi.
674 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
676 2016-09-16 Andreas Schwab <schwab@suse.de>
678 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
680 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
682 2016-09-16 Jakub Jelinek <jakub@redhat.com>
685 * combine.c (rest_of_handle_combine): If any edges have been purged,
686 free dominators if available.
688 2016-09-16 Jakub Jelinek <jakub@redhat.com>
689 Eric Botcazou <ebotcazou@adacore.com>
692 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
693 through into expand_addsub_overflow after expand_neg_overflow.
695 2016-09-15 David Malcolm <dmalcolm@redhat.com>
697 * diagnostic-show-locus.c
698 (selftest::test_fixit_insert_containing_newline): New function.
699 (selftest::test_fixit_replace_containing_newline): New function.
700 (selftest::diagnostic_show_locus_c_tests): Call the above.
702 2016-09-15 Bin Cheng <bin.cheng@arm.com>
704 PR tree-optimization/77503
705 * tree-vect-loop.c (vectorizable_reduction): Record reduction
706 code for CONST_COND_REDUCTION at analysis stage and use it at
708 * tree-vectorizer.h (struct _stmt_vec_info): New field.
709 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
710 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
713 2016-09-15 Richard Biener <rguenther@suse.de>
716 * fold-const.c (split_tree): Do not split constant ~X.
718 2016-09-15 Jakub Jelinek <jakub@redhat.com>
720 PR rtl-optimization/77425
721 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
725 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
726 use %qs instead of %s where desirable, use argument instead of arg in
727 the diagnostic wording, add list of supported strategies and
729 (ix86_option_override_internal): Emit target("m...") instead of
730 option("m...") in the diagnostic. Use %qs instead of %s in invalid
731 -march/-mtune option diagnostic. Add list of supported arches/tunings
732 and spellcheck hint. Remove prefix, suffix and sw variables, use
733 main_args_p ? "..." : "..." in diagnostics to make translation
736 2016-09-15 Richard Biener <rguenther@suse.de>
738 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
739 extra offset argument.
740 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
741 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
742 to reflect new offset parameter.
743 * doc/tm.texi: Regenerate.
744 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
745 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
747 (darwin_asm_output_dwarf_offset): Likewise.
748 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
750 (darwin_asm_output_dwarf_offset): Pass offset argument through.
751 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
752 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
754 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
757 * ipa-icf.c (set_alias_uids): New function.
758 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
759 all the merged variable's referring aliases.
761 2016-09-15 Richard Biener <rguenther@suse.de>
763 PR tree-optimization/77514
764 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
765 only forced_stmts sequence.
767 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
769 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
770 * cfgexpand.c (update_alias_info_with_stack_vars): Use
771 FOR_EACH_SSA_NAME to iterate over SSA variables.
772 (pass_expand::execute): Likewise.
773 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
774 * tree-cfg.c (dump_function_to_file): Likewise.
775 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
776 (update_ssa): Likewise.
777 * tree-ssa-alias.c (dump_alias_info): Likewise.
778 * tree-ssa-ccp.c (ccp_finalize): Likewise.
779 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
780 (create_outofssa_var_map): Likewise.
781 (coalesce_ssa_name): Likewise.
782 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
783 * tree-ssa-pre.c (compute_avail): Likewise.
784 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
785 (scc_vn_restore_ssa_info): Likewise.
786 (free_scc_vn): Likwise.
787 (run_scc_vn): Likewise.
788 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
789 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
790 * tree-ssa-copy.c (fini_copy_prop): Likewise.
791 * tree-ssa.c (verify_ssa): Likewise.
793 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
795 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
796 and mips64r2 as default 32-bit and 64-bit architectures.
797 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
798 as default 32-bit and 64-bit architectures.
800 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
802 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
805 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
807 * target.def (lra_p): Change commentary (for the manual) for the
809 * doc/tm.texi: Regenerate.
811 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
813 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
814 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
815 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
816 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
818 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
820 * targhooks.c (default_lra_p): Return true instead of false.
822 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
824 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
825 hook_bool_void_false.
826 * config/avr/avr.c: Ditto.
827 * config/bfin/bfin.c: Ditto.
828 * config/c6x/c6x.c: Ditto.
829 * config/cr16/cr16.c: Ditto.
830 * config/cris/cris.c: Ditto.
831 * config/epiphany/epiphany.c: Ditto.
832 * config/fr30/fr30.c: Ditto.
833 * config/frv/frv.c: Ditto.
834 * config/h8300/h8300.c: Ditto.
835 * config/ia64/ia64.c: Ditto.
836 * config/iq2000/iq2000.c: Ditto.
837 * config/lm32/lm32.c: Ditto.
838 * config/m32c/m32c.c: Ditto.
839 * config/m32r/m32r.c: Ditto.
840 * config/m68k/m68k.c: Ditto.
841 * config/mcore/mcore.c: Ditto.
842 * config/microblaze/microblaze.c: Ditto.
843 * config/mmix/mmix.c: Ditto.
844 * config/mn10300/mn10300.c: Ditto.
845 * config/moxie/moxie.c: Ditto.
846 * config/msp430/msp430.c: Ditto.
847 * config/nios2/nios2.c: Ditto.
848 * config/nvptx/nvptx.c: Ditto.
849 * config/pa/pa.c: Ditto.
850 * config/pdp11/pdp11.c: Ditto.
851 * config/rl78/rl78.c: Ditto.
852 * config/sparc/sparc.c: Ditto.
853 * config/spu/spu.c: Ditto.
854 * config/stormy16/stormy16.c: Ditto.
855 * config/tilegx/tilegx.c: Ditto.
856 * config/tilepro/tilepro.c: Ditto.
857 * config/v850/v850.c: Ditto.
858 * config/vax/vax.c: Ditto.
859 * config/visium/visium.c: Ditto.
860 * config/xtensa/xtensa.c: Ditto.
862 2016-09-14 Jakub Jelinek <jakub@redhat.com>
865 * tsan.c: Include target.h.
866 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
867 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
868 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
869 BUILT_IN_ATOMIC_TEST_AND_SET entries.
870 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
872 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
873 Martin Liska <mliska@suse.cz>
876 * predict.c (force_edge_cold): Add braces to a condition.
878 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
880 PR rtl-optimization/77289
881 * lra-constraints.c (get_final_hard_regno): Removed.
882 (get_hard_regno): Add new parameter final_p.
883 (get_reg_class): Directly call lra_get_elimination_hard_regno.
884 (operands_match_p): Adjust call to get_hard_regno.
885 (uses_hard_regs_p): Likewise.
886 (process_alt_operands): Likewise.
888 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
891 * config/msp430/msp430.c (msp430_start_function): Emit an error
892 if a function is both weak and specifies an interrupt number.
894 2016-09-13 Jakub Jelinek <jakub@redhat.com>
896 PR tree-optimization/77454
897 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
898 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
901 2016-09-13 Tamar Christina <tamar.christina@arm.com>
903 * config/aarch64/aarch64-builtins.c
904 (aarch64_init_simd_builtins): Fix builtin type signature printing.
906 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
908 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
909 SFmode and SCmode arguments by reference.
911 2016-09-13 David Malcolm <dmalcolm@redhat.com>
913 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
915 (selftest::test_one_liner_fixit_insert_before): ...this, and update
916 for renaming of add_fixit_insert to add_fixit_insert_before.
917 (selftest::test_one_liner_fixit_insert_after): New function.
918 (selftest::test_one_liner_fixit_validation_adhoc_locations):
919 Update for renaming of add_fixit_insert to add_fixit_insert_before.
920 (selftest::test_one_liner_many_fixits): Likewise.
921 (selftest::test_diagnostic_show_locus_one_liner): Update for
922 renaming, call new test function.
923 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
924 renaming of add_fixit_insert to add_fixit_insert_before.
925 (selftest::test_fixit_consolidation): Likewise.
926 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
928 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
929 (selftest::test_applying_fixits_insert_before): ...this.
930 (selftest::test_applying_fixits_insert): Update for renaming of
931 add_fixit_insert to add_fixit_insert_before.
932 (selftest::test_applying_fixits_insert_after): New function.
933 (selftest::test_applying_fixits_insert_after_at_line_end): New
935 (selftest::test_applying_fixits_insert_after_failure): New function.
936 (selftest::test_applying_fixits_multiple): Update for renaming of
937 add_fixit_insert to add_fixit_insert_before.
938 (selftest::change_line): Likewise.
939 (selftest::test_applying_fixits_unreadable_file): Likewise.
940 (selftest::test_applying_fixits_line_out_of_range): Likewise.
941 (selftest::test_applying_fixits_column_validation): Likewise.
942 (selftest::test_applying_fixits_column_validation): Likewise.
943 (selftest::edit_context_c_tests): Update for renamed test function;
944 call new test functions.
946 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
948 PR tree-optimization/77536
949 PR rtl-optimization/68212
950 * config/rs6000/rs6000.md (div->recip splitter): Remove
951 optimize_insn_for_speed_p condition.
953 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
955 * optabs.c (prepare_cmp_insn): Update documentation comment.
957 2016-09-13 Jakub Jelinek <jakub@redhat.com>
958 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
961 * opts.h (candidates_list_and_hint): Declare.
962 * opts-common.c (candidates_list_and_hint): New function.
963 (cmdline_handle_error): Use it.
965 2016-09-12 David Malcolm <dmalcolm@redhat.com>
967 * edit-context.c (edited_line::get_len): New accessor.
968 (edited_file::print_diff): Split out hunk-printing into...
969 (edited_file::print_diff_hunk): New method.
970 (edited_file::print_diff_line): New method.
972 2016-09-12 Andrew Pinski <apinski@cavium.com>
974 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
976 * config/aarch64/aarch64.c (thunderx_tunings): Enable
977 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
978 (aarch64_operands_ok_for_ldpstp): Return false if
979 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
980 was SImode and the alignment is less than 8 byte.
981 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
983 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
986 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
988 2016-09-12 Marek Polacek <polacek@redhat.com>
990 * doc/extend.texi: Use lowercase "boolean".
991 * doc/invoke.texi: Likewise.
992 * doc/md.texi: Likewise.
993 * target.def: Likewise.
994 * doc/tm.texi: Regenerated.
996 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
999 * expmed.c (synth_mult): Delete duplicate mode check.
1001 2016-09-10 Tom de Vries <tom@codesourcery.com>
1004 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
1006 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
1007 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
1009 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
1011 PR rtl-optimization/77289
1012 * lra-constraints.c (get_final_hard_regno): Add support for non hard
1013 register numbers. Remove support for subregs.
1014 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
1015 (get_reg_class): Delete removed get_final_hard_regno() argument.
1016 (uses_hard_regs_p): Call get_final_hard_regno().
1018 2016-09-09 Martin Sebor <msebor@redhat.com>
1022 * pretty-print.c (pp_quoted_string): New function.
1023 (pp_format): Call it for %c and %s directives.
1025 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1027 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
1028 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
1029 INITIAL_ELIMINATION_OFFSET) : Update documentation.
1030 * target.def (frame_pointer_required, can_eliminate): Likewise.
1031 * doc/tm.texi: Regenerated.
1032 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
1034 * df-scan.c (df_hard_reg_init): Likewise.
1035 * ira.c (ira_setup_eliminable_regset): Likewise.
1036 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
1037 init_elim_table): Likewise.
1038 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
1039 set_initial_elim_offsets, update_eliminables,
1040 init_elim_table): Likewise.
1041 * rtlanal.c (get_initial_register_offset): Likewise.
1042 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
1043 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
1044 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
1045 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
1046 * config/fr30/fr30.h: Fix comment.
1047 * config/frv/frv.c: Likewise.
1048 * config/frv/frv.h: Likewise.
1049 * config/ft32/ft32.h: Likewise.
1050 * config/visium/visium.h: Likewise.
1051 * config/pa/pa64-linux.h: Likewise.
1052 * config/v850/v850.h: Likewise.
1053 * config/cris/cris.c: Likewise.
1054 * config/ia64/ia64.h: Likewise.
1055 * config/moxie/moxie.h: Likewise.
1056 * config/m32r/m32r.h: Likewise.
1058 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
1061 * config.in: Regenerate.
1062 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
1064 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
1065 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
1066 static-libmpxwrappers case.
1067 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
1068 MPX_LD_AS_NEEDED_GUARD_POP.
1069 * configure: Regenerate.
1070 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
1071 defined if linker support "--push-state"/"--pop-state".
1073 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
1075 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
1077 2016-09-09 Joseph Myers <joseph@codesourcery.com>
1079 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
1080 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
1081 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
1082 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
1083 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
1084 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
1085 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
1087 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
1088 width macros from TS 18661-1.
1089 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
1091 2016-09-08 Jakub Jelinek <jakub@redhat.com>
1094 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
1095 OMP_CLAUSE_SAFELEN_EXPR.
1097 2016-09-07 David Malcolm <dmalcolm@redhat.com>
1099 * Makefile.in (OBJS): Add substring-locations.o.
1100 * langhooks-def.h (class substring_loc): New forward decl.
1101 (lhd_get_substring_location): New decl.
1102 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
1103 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
1104 * langhooks.c (lhd_get_substring_location): New function.
1105 * langhooks.h (class substring_loc): New forward decl.
1106 (struct lang_hooks): Add field get_substring_location.
1107 * substring-locations.c: New file, taking definition of
1108 format_warning_va and format_warning_at_substring from
1109 c-family/c-format.c, making them non-static.
1110 * substring-locations.h (class substring_loc): Move class here
1111 from c-family/c-common.h. Add and rewrite comments.
1112 (format_warning_va): New decl.
1113 (format_warning_at_substring): New decl.
1114 (get_source_location_for_substring): Add comment.
1116 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
1118 * config/i386/i386.c: Add 'U' suffix to processor feature bits
1119 to avoid -Wnarrowing warning.
1120 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
1121 * opts.c: Likewise for SANITIZER_OPT bitmasks.
1123 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
1125 * config/aarch64/aarch64.c (aarch64_legitimize_address):
1126 Avoid use of base_offset if offset already in range.
1128 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
1130 * config/sh/sh-protos.h (struct sh_atomic_model,
1131 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
1132 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
1133 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
1134 * config/sh/sh.h (struct sh_atomic_model,
1135 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
1136 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
1137 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
1138 Guard with __cplusplus.
1140 2016-09-06 Jakub Jelinek <jakub@redhat.com>
1143 * config/i386/i386.c (ix86_expand_builtin): For builtin with
1144 unsupported or unknown ISA, use expand_call.
1146 2016-09-06 Martin Liska <mliska@suse.cz>
1148 PR gcov-profile/77378
1149 PR gcov-profile/77466
1150 * tree-profile.c (tree_profiling): Detect whether target can use
1151 -fprofile-update=atomic.
1153 2016-09-06 Richard Biener <rguenther@suse.de>
1155 PR tree-optimization/77479
1156 * tree-vrp.c (update_value_range): Extend overflow handling to
1159 2016-09-05 Jakub Jelinek <jakub@redhat.com>
1162 * config/i386/i386.md (isa): Add x64_avx512bw.
1163 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
1164 (kmov_isa): New mode attr.
1165 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
1166 (*zero_extend<mode>si2): Likewise.
1167 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
1169 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
1171 * doc/invoke.texi (SPU Options): nops -> NOPs.
1172 (x86 Options): Ditto.
1174 2016-09-05 Jakub Jelinek <jakub@redhat.com>
1177 * toplev.c (process_options): Temporarily set input_location
1178 to UNKNOWN_LOCATION around targetm.target_option.override () call.
1180 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
1182 PR rtl-optimization/77452
1183 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
1184 inner-mode reference to a CONST_VECTOR constant in the constant pool.
1186 2016-09-05 Marek Polacek <polacek@redhat.com>
1189 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
1191 2016-09-05 Jakub Jelinek <jakub@redhat.com>
1194 * gensupport.c (alter_output_for_subst_insn): Remove redundant
1195 *insn_out == '*' test. Don't copy unnecessary to yet another
1196 memory buffer, and don't leak it.
1198 PR rtl-optimization/77425
1199 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
1201 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
1203 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
1205 2016-09-02 David Malcolm <dmalcolm@redhat.com>
1207 * common.opt (fdiagnostics-generate-patch): New option.
1208 * diagnostic.c: Include "edit-context.h".
1209 (diagnostic_initialize): Initialize context->edit_context_ptr.
1210 (diagnostic_finish): Delete context->edit_context_ptr.
1211 (diagnostic_report_diagnostic): Add fix-it hints from the
1212 diagnostic to context->edit_context_ptr, if any.
1213 * diagnostic.h (class edit_context): Add forward decl.
1214 (struct diagnostic_context): Add field "edit_context_ptr".
1215 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
1216 -fdiagnostics-generate-patch.
1217 (-fdiagnostics-generate-patch): New item.
1218 * toplev.c: Include "edit-context.h".
1219 (process_options): Set global_dc->edit_context_ptr to a new
1220 edit_context if the options need one.
1221 (toplev::main): Handle -fdiagnostics-generate-patch by using
1222 global_dc->edit_context_ptr.
1224 2016-09-02 Jakub Jelinek <jakub@redhat.com>
1227 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
1228 map and firstprivate clauses on target construct for _Atomic
1230 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
1231 on target construct for _Atomic qualified decls.
1232 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
1234 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
1235 _Atomic qualified arguments not mentioned in uniform clause.
1237 2016-09-02 David Malcolm <dmalcolm@redhat.com>
1239 * Makefile.in (OBJS-libcommon): Add edit-context.o.
1240 * diagnostic-color.c (color_dict): Add "diff-filename",
1241 "diff-hunk", "diff-delete", and "diff-insert".
1242 (parse_gcc_colors): Update default value of GCC_COLORS in comment
1243 to reflect above changes.
1244 * doc/invoke.texi (-fdiagnostics-color): Update description of
1245 default GCC_COLORS, and of the supported capabilities.
1246 * edit-context.c: New file.
1247 * edit-context.h: New file.
1248 * input.c (struct fcache): Add field "missing_trailing_newline".
1249 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
1251 (add_file_to_cache_tab): Likewise.
1252 (fcache::fcache): Likewise.
1253 (get_next_line): Update c->missing_trailing_newline.
1254 (location_missing_trailing_newline): New function.
1255 * input.h (location_missing_trailing_newline): New decl.
1256 * selftest-run-tests.c (selftest::run_tests): Call
1257 edit_context_c_tests.
1258 * selftest.h (edit_context_c_tests): New decl.
1260 2016-09-02 Jakub Jelinek <jakub@redhat.com>
1261 Richard Biener <rguenth@suse.de>
1263 PR tree-optimization/77444
1264 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
1265 as steptype, remove redundant initialization.
1267 2016-09-02 Jakub Jelinek <jakub@redhat.com>
1270 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
1271 (sanopt_optimize_walker): Optimize away
1272 __asan_before_dynamic_init (...) followed by
1273 __asan_after_dynamic_init () without intervening memory loads/stores.
1274 * ipa-pure-const.c (special_builtin_state): Handle
1275 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
1276 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
1278 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1280 * cfg.c (free_original_copy_tables): Replace second assignment of
1281 bb_copy = NULL by bb_original = NULL.
1283 2016-09-02 Jakub Jelinek <jakub@redhat.com>
1286 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
1287 assignment added in r216794.
1289 2016-09-02 David Malcolm <dmalcolm@redhat.com>
1291 * Makefile.in (OBJS): Add typed-splay-tree.o.
1292 * selftest-run-tests.c (selftest::run_tests): Call
1293 typed_splay_tree_c_tests.
1294 * selftest.h (typed_splay_tree_c_tests): New decl.
1295 * typed-splay-tree.c: New file.
1296 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
1297 (typed_splay_tree::max): New method.
1298 (typed_splay_tree::min): New method.
1299 (typed_splay_tree::foreach): New method.
1300 (typed_splay_tree::closure): New struct.
1301 (typed_splay_tree::inner_foreach_fn): New function.
1303 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1305 * ipa-cp.c (ipcp_store_bits_results): Change option name from
1306 -fipa-cp-bit to -fipa-bit-cp.
1308 2016-09-01 Martin Sebor <msebor@redhat.com>
1310 PR tree-optimization/71831
1311 * tree-object-size.h: Return bool instead of the size and add
1312 argument for the size.
1313 * tree-object-size.c (compute_object_offset): Update signature.
1314 (addr_object_size): Same.
1315 (compute_builtin_object_size): Return bool instead of the size
1316 and add argument for the size. Handle POINTER_PLUS_EXPR when
1317 optimization is disabled.
1318 (expr_object_size): Adjust.
1319 (plus_stmt_object_size): Adjust.
1320 (pass_object_sizes::execute): Adjust.
1321 * builtins.c (fold_builtin_object_size): Adjust.
1322 * doc/extend.texi (Object Size Checking): Update.
1323 * ubsan.c (instrument_object_size): Adjust.
1325 2016-09-01 Martin Sebor <msebor@redhat.com>
1327 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
1328 it fits the output of the formatted function regardless of its
1330 * gcc/genmodes.c (parser::parse_expr): Same.
1331 * gimplify.c (gimplify_asm_expr): Same.
1332 * passes.c (pass_manager::register_one_dump_file): Same.
1333 * print-tree.c (print_node): Same.
1335 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
1337 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
1339 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
1341 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
1343 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
1345 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
1346 * config/rs6000/vector.md: Ditto.
1347 * config/rs6000/vsx.md: Ditto.
1349 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
1351 * ipa-inline-analysis.c (param_change_prob): Get to the base object
1354 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
1356 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
1357 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
1358 *return_and_restore_gpregs_<mode>_r11,
1359 *return_and_restore_gpregs_<mode>_r12,
1360 *return_and_restore_gpregs_<mode>_r1,
1361 *return_and_restore_fpregs_<mode>_r11,
1362 *return_and_restore_fpregs_<mode>_r12,
1363 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
1364 directly instead of via the "l" constraint. Renumber operands.
1367 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
1369 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
1370 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
1371 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
1372 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
1373 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
1374 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
1375 *call_value_nonlocal_darwin64, reload_macho_picbase,
1376 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
1377 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
1378 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
1379 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
1380 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
1381 *save_fpregs_<mode>_r1): Ditto.
1382 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
1383 *return_and_restore_gpregs_spe): Ditto.
1385 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
1387 * config/rs6000/rs6000.md
1388 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
1389 the use of the link register.
1390 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
1392 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1393 Michael Meissner <meissner@linux.vnet.ibm.com>
1396 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
1397 reg+reg addressing for TImode.
1398 (rs6000_legitimate_address_p): Only allow register indirect
1399 addressing for TImode, even without TARGET_QUAD_MEMORY.
1401 2016-09-01 Richard Biener <rguenther@suse.de>
1404 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
1405 check whether the result fits the desired result type.
1407 2016-09-01 Nathan Sidwell <nathan@acm.org>
1409 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
1411 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
1413 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
1415 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
1417 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1419 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
1420 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
1421 for comparisons of integer ZERO_EXTEND against zero.
1423 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
1425 * config/i386/i386.c (ix86_option_override_internal): Also disable the
1426 STV pass if -mstackrealign is enabled.
1428 2016-08-31 Ilya Verbin <iverbin@gmail.com>
1430 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
1433 2016-08-31 David Malcolm <dmalcolm@redhat.com>
1435 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
1436 (layout_range::intersects_line_p): New method.
1437 (test_range_contains_point_for_single_point): Rename to...
1438 (test_layout_range_for_single_point): ...this, and add testing
1439 for layout_range::intersects_line_p.
1440 (test_range_contains_point_for_single_line): Rename to...
1441 (test_layout_range_for_single_line): ...this, and add testing
1442 for layout_range::intersects_line_p.
1443 (test_range_contains_point_for_multiple_lines): Rename to...
1444 (test_layout_range_for_multiple_lines): ...this, and add testing
1445 for layout_range::intersects_line_p.
1446 (layout::layout): Populate m_fixit_hints.
1447 (layout::get_expanded_location): Handle the case of a line-span
1449 (layout::validate_fixit_hint_p): New method.
1450 (get_line_span_for_fixit_hint): New function.
1451 (layout::calculate_line_spans): Add spans for fixit-hints.
1452 (layout::should_print_annotation_line_p): New method.
1453 (layout::print_any_fixits): Drop param "richloc", instead using
1454 validated fixits in m_fixit_hints. Add "const" to hint pointers.
1455 (diagnostic_show_locus): Avoid printing blank annotation lines.
1456 (selftest::test_diagnostic_context::test_diagnostic_context):
1457 Initialize show_column and start_span.
1458 (selftest::test_diagnostic_context::start_span_cb): New static
1460 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
1461 (selftest::diagnostic_show_locus_c_tests): Update for function
1462 renamings. Call test_diagnostic_show_locus_fixit_lines.
1464 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
1466 PR tree-optimization/73714
1467 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
1469 2016-08-31 David Malcolm <dmalcolm@redhat.com>
1471 * selftest.c: Move "namespace selftest {" to top of file,
1472 removing explicit "selftest::" qualifiers throughout.
1474 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
1476 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
1478 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
1479 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
1480 Replace builtin with vector extension.
1481 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
1483 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
1484 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
1485 Replace builtin with vector extension.
1486 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
1487 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
1488 Replace builtin with vector extension.
1489 * config/i386/xmmintrin.h (__m128_u): New type.
1490 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
1491 (_mm_load_ps, _mm_store_ps): Simplify.
1493 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
1495 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
1497 2016-08-30 David Malcolm <dmalcolm@redhat.com>
1499 * diagnostic-show-locus.c (colorizer::begin_state): Support more
1500 than 3 ranges per diagnostic by alternating between color 1 and
1502 (layout::layout): Replace use of rich_location::MAX_RANGES
1503 with richloc->get_num_locations ().
1504 (layout::calculate_line_spans): Replace use of
1505 rich_location::MAX_RANGES with m_layout_ranges.length ().
1506 (layout::print_annotation_line): Handle arbitrary numbers of
1507 ranges in caret-printing by defaulting to '^'.
1508 (selftest::test_one_liner_many_fixits): New function.
1509 (test_diagnostic_show_locus_one_liner): Call it.
1510 * diagnostic.c (diagnostic_initialize): Update for renaming
1511 of rich_location::MAX_RANGES to
1512 rich_location::STATICALLY_ALLOCATED_RANGES.
1513 * diagnostic.h (struct diagnostic_context): Likewise.
1515 2016-08-30 David Malcolm <dmalcolm@redhat.com>
1517 * selftest.c (selftest::named_temp_file::named_temp_file): New
1519 (selftest::temp_source_file::~temp_source_file): Move to...
1520 (selftest::named_temp_file::~named_temp_file): ...here.
1521 (selftest::test_named_temp_file): New function.
1522 (selftest::selftest_c_tests): Call test_named_temp_file.
1523 * selftest.h (class named_temp_file): New class.
1524 (class temp_source_file): Convert to a subclass of named_temp_file.
1526 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
1528 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
1529 USEs of LR_REGNO in returns and sibcalls.
1530 (rs6000_output_mi_thunk): Similar.
1531 (rs6000_sibcall_aix): Similar.
1532 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
1533 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
1534 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
1535 Remove the USE of LR_REGNO from the patterns as well. Delete an
1537 (return_internal_<mode>): Delete.
1539 2016-08-30 Tamar Christina <tamar.christina@arm.com>
1541 * gcc/config/aarch64/aarch64-simd.md
1542 (aarch64_ld2<mode>_dreg_le): New.
1543 (aarch64_ld2<mode>_dreg_be): New.
1544 (aarch64_ld2<mode>_dreg): Removed.
1545 (aarch64_ld3<mode>_dreg_le): New.
1546 (aarch64_ld3<mode>_dreg_be): New.
1547 (aarch64_ld3<mode>_dreg): Removed.
1548 (aarch64_ld4<mode>_dreg_le): New.
1549 (aarch64_ld4<mode>_dreg_be): New.
1550 (aarch64_ld4<mode>_dreg): Removed.
1551 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
1553 2016-08-30 David Malcolm <dmalcolm@redhat.com>
1555 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
1556 redundant location param.
1557 (test_one_liner_fixit_remove): Likewise.
1558 (test_one_liner_fixit_replace): Likewise.
1559 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
1560 * gcc-rich-location.c
1561 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
1562 get_range_from_loc. Drop overload taking a const char *.
1563 * gcc-rich-location.h
1564 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
1567 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
1569 * config/linux.c (linux_libc_has_function): Return true on musl.
1571 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
1573 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
1575 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
1577 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
1578 used for abnormal egdes.
1580 2016-08-30 Jakub Jelinek <jakub@redhat.com>
1582 PR tree-optimization/72866
1583 * tree-vect-patterns.c (search_type_for_mask): Turn into
1584 a small wrapper, move all code to ...
1585 (search_type_for_mask_1): ... this new function. Add caching
1586 and adjust recursive calls.
1589 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
1590 instead of lookup_type_die (type_main_variant (type)) even for array
1594 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
1595 constant pool reference return x instead of c.
1597 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
1599 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
1602 2016-08-29 David Malcolm <dmalcolm@redhat.com>
1605 (selftest::test_make_location_nonpure_range_endpoints): Fix
1608 2016-08-29 David Malcolm <dmalcolm@redhat.com>
1610 * diagnostic-show-locus.c
1611 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
1613 (selftest::test_diagnostic_show_locus_one_liner): Call it.
1614 * input.c (get_pure_location): Move to libcpp/line-map.c.
1615 * input.h (get_pure_location): Convert decl to an inline function
1616 calling implementation in libcpp.
1618 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
1621 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
1622 template for intel asm dialect.
1623 (vec_set_hi_<mode><mask_name>): Ditto.
1625 2016-08-29 David Malcolm <dmalcolm@redhat.com>
1627 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
1628 (selftest::fail_formatted): Likewise.
1630 2016-08-29 David Malcolm <dmalcolm@redhat.com>
1632 * input.c (make_location): Call get_start and get_finish
1633 on the endpoints to avoid storing packed ranges or ad-hoc
1635 (selftest::test_make_location_nonpure_range_endpoints): New function.
1636 (selftest::input_c_tests): Call it.
1637 * input.h (get_start): New inline function.
1639 2016-08-29 Tom de Vries <tom@codesourcery.com>
1642 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
1645 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
1647 * Makefile.in (gcov-iov.h): Add dummy recipe.
1649 2016-08-29 Nathan Sidwell <nathan@acm.org>
1651 * config/nvptx/nvptx.c: #include tree-vrp.h.
1653 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
1656 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
1657 HIGH+LO construct during reload.
1659 2016-08-28 Tom de Vries <tom@codesourcery.com>
1662 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
1663 'sysv_abi va_list' attribute.
1664 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
1665 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
1668 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1670 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
1671 * emit-rtl.c (unshare_all_rtl_1): Adjust.
1672 (unshare_all_rtl_again): Likewise.
1673 * function.c (assign_stack_local_1): Likewise.
1674 (assign_stack_temp_for_type): Likewise.
1676 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1678 * cfgbuild.c (make_edges): Adjust.
1679 * cfgrtl.c (can_delete_label_p): Likewise.
1680 * dwarf2cfi.c (create_trace_edges): Likewise.
1681 * except.c (sjlj_emit_dispatch_table): Likewise.
1682 * function.h (struct expr_status): make x_forced_labels a vector.
1683 * jump.c (rebuild_jump_labels_1): Adjust.
1684 * reload1.c (set_initial_label_offsets): Likewise.
1685 * stmt.c (force_label_rtx): Likewise.
1686 (expand_label): Likewise.
1688 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1690 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
1692 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
1694 PR tree-optimization/71077
1695 PR tree-optimization/68542
1696 * fold-const.c (fold_relational_const): Fix folding of
1697 VECTOR_CST comparisons that have a scalar boolean result type.
1698 (selftest::test_vector_folding): New static function.
1699 (selftest::fold_const_c_tests): Call it.
1701 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
1703 * doc/extend.texi (SPU Built-in Functions): Remove stale
1704 references to material formerly at IBM and Sony.
1706 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
1709 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
1711 2016-08-26 David Malcolm <dmalcolm@redhat.com>
1713 * diagnostic-show-locus.c
1714 (selftest::test_fixit_consolidation): New function.
1715 (selftest::diagnostic_show_locus_c_tests): Call it.
1716 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
1717 constructor based on source_range.
1719 2016-08-26 David Malcolm <dmalcolm@redhat.com>
1721 * diagnostic-color.c (color_dict): Add "fixit-insert" and
1723 (parse_gcc_colors): Update description of default GCC_COLORS.
1724 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
1725 (colorizer::set_fixit_insert): New method.
1726 (colorizer::set_fixit_delete): New method.
1727 (colorizer::get_color_by_name): New method.
1728 (colorizer::STATE_FIXIT_INSERT): New constant.
1729 (colorizer::STATE_FIXIT_DELETE): New constant.
1730 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
1731 fields in favor of new field "m_stop_color". Add fields
1732 "m_fixit_insert" and "m_fixit_delete".
1733 (colorizer::colorizer): Update for above changes. Replace
1734 colorize_start calls with calls to get_color_by_name.
1735 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
1736 STATE_FIXIT_DELETE. Update for field renamings.
1737 (colorizer::finish_state): Simplify by using m_stop_color,
1738 rather than multiple identical "*_ce" fields.
1739 (colorizer::get_color_by_name): New method.
1740 (layout::print_any_fixits): Print insertions and replacements
1741 using the "fixit-insert" color, and deletions using the
1742 "fixit-delete" color.
1743 * doc/invoke.texi (-fdiagnostics-color): Update description of
1744 default GCC_COLORS, and of the supported capabilities.
1746 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
1748 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
1749 current_function_static_stack_size variable with the static
1750 stack frame size of the current function when
1751 flag_stack_usage_info is enabled.
1753 2016-08-26 Nathan Sidwell <nathan@acm.org>
1755 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
1756 assignment inside if condition.
1758 2016-08-26 Richard Biener <rguenther@suse.de>
1760 PR tree-optimization/69047
1761 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
1762 extracts similar to what FRE does.
1763 (non_rewritable_mem_ref_base): Likewise.
1765 2016-08-26 Joseph Myers <joseph@codesourcery.com>
1767 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
1768 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
1769 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
1770 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
1771 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
1773 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
1774 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
1775 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
1776 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
1777 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
1779 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1782 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
1783 reservation duration to 15 cycles.
1784 (cortex_a8_vfp_macs): Likewise.
1785 (cortex_a8_vfp_macd): Likewise.
1786 (cortex_a8_vfp_divs): Likewise.
1787 (cortex_a8_vfp_divd): Likewise.
1789 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1791 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
1792 (aarch_macro_fusion_pair_p): Use above to avoid early return.
1794 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1795 Martin Jambhor <mjambor@suse.cz>
1797 * common.opt: New option -fipa-bit-cp.
1798 * doc/invoke.texi: Document -fipa-bit-cp.
1799 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
1800 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
1801 * tree-ssa-ccp.h: New header file.
1802 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
1803 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
1804 Replace all occurences of tree parameter by two new params: signop, int.
1805 (bit_value_unop_1): Change to bit_value_unop and export it.
1806 Replace all occurences of tree parameter by two new params: signop,
1808 (bit_value_binop): Change call from bit_value_binop_1 to
1810 (bit_value_assume_aligned): Likewise.
1811 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
1812 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
1814 (ccp_finalize): Skip processing if val->mask == 0.
1815 * ipa-cp.c: Include tree-ssa-ccp.h
1816 (ipcp_bits_lattice): New class.
1817 (ipcp_param_lattice (bits_lattice): New member.
1818 (print_all_lattices): Call ipcp_bits_lattice::print.
1819 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
1820 (initialize_node_lattices): Likewise.
1821 (propagate_bits_accross_jump_function): New function.
1822 (propagate_constants_accross_call): Call
1823 propagate_bits_accross_jump_function.
1824 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
1825 (ipcp_store_bits_results): New function.
1826 (ipcp_driver): Call ipcp_store_bits_results.
1827 * ipa-prop.h (ipa_bits): New struct.
1828 (ipa_jump_func): Add new member bits of type ipa_bits.
1829 (ipa_param_descriptor): Change decl to decl_or_type.
1830 (ipa_get_param): Change decl to decl_or_type and assert on
1832 (ipa_get_type): New function.
1833 (ipcp_transformation_summary): New member bits.
1834 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
1835 (ipa_populate_param_decls): Likewise.
1836 (ipa_dump_param): Likewise.
1837 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
1839 (ipa_set_jf_unknown): Set ipa_bits::known to false.
1840 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
1842 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
1843 (ipa_write_jump_function): Add streaming for ipa_bits.
1844 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
1845 (write_ipcp_transformation_info): Add streaming for ipa_bits
1847 (read_ipcp_transfomration_info): Add support for reading streamed
1849 (ipcp_update_bits): New function.
1850 (ipcp_transform_function): Call ipcp_update_bits.
1852 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
1854 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
1855 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
1857 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
1859 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
1861 2016-08-25 Richard Biener <rguenther@suse.de>
1863 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
1864 Only add locations in late dwarf.
1865 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
1866 (dwarf2out_early_finish): But do it here.
1868 2016-08-24 Michael Collison <michael.collison@linaro.org>
1869 Michael Collison <michael.collison@arm.com>
1871 * config/arm/arm-modes.def: Add new condition code mode CC_V
1872 to represent the overflow bit.
1873 * config/arm/arm.c (maybe_get_arm_condition_code):
1874 Add support for CC_Vmode.
1875 (arm_gen_unlikely_cbranch): New function to generate common
1876 rtl conditional branches for overflow patterns.
1877 * config/arm/arm-protos.h: Add prototype for
1878 arm_gen_unlikely_cbranch.
1879 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
1880 addsi3_compareV_upper): New patterns to support signed
1881 builtin overflow add operations.
1882 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
1883 New patterns to support unsigned builtin add overflow operations.
1884 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
1885 builtin overflow subtract operations,
1886 (usubv<mode>4): New patterns to support unsigned builtin subtract
1887 overflow operations.
1888 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
1889 to support builtin overflow negate operations.
1891 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1894 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1896 * explow.c (get_dynamic_stack_size): Take known alignment of stack
1897 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
1900 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
1902 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
1903 MULTILIB_OPTIONS should be used. Small wording fixes.
1904 * genmultilib: Memorize set of all option combinations in
1905 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
1906 found in MULTILIB_OPTIONS by checking if option set is listed in
1907 combination_space. Output new and existing error message to stderr.
1909 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
1911 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
1912 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
1913 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
1914 (MULTILIB_REUSE): Remove reuse rules for option set including
1915 -mfpu=fp-armv8 and -mfpu=vfpv4
1917 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
1919 * config/arm/t-rtems: Add vfp multilib.
1921 2016-08-23 Ian Lance Taylor <iant@golang.org>
1923 * config/s390/s390.c (s390_asm_file_start): Call
1926 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1928 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
1929 initialization of all 0's to the 0 constant, instead of directly
1930 generating XOR. Add support for V4SImode vector initialization on
1931 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
1932 initialization. Change variables used in V4SFmode vector
1933 intialization. For V4SFmode vector splat on ISA 3.0, make sure
1934 any memory addresses are in index form. Add support for using
1935 VSPLTH/VSPLTB to initialize vector short and vector char vectors
1936 with all of the same element.
1937 (regno_or_subregno): New helper function to return a register
1938 number for either REG or SUBREG.
1939 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
1940 Use regno_or_subregno where possible.
1941 (rs6000_split_v4si_init_di_reg): New helper function to build up a
1942 DImode value from two SImode values in order to generate V4SImode
1943 vector initialization on 64-bit systems with direct move.
1944 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
1946 (rtx_is_swappable_p): V4SImode vector initialization insn is not
1948 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
1950 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
1951 attributes to initialize V8HImode and V16QImode vectors with the
1953 (VSX_SPLAT_COUNT): Likewise.
1954 (VSX_SPLAT_SUFFIX): Likewise.
1955 (UNSPEC_VSX_VEC_INIT): New unspec.
1956 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
1957 Allow SFmode values to come from Altivec registers.
1958 (vsx_init_v4si): New insn/split for V4SImode vector initialization
1959 on 64-bit systems with direct move.
1960 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
1961 vector initializations, to allow V4SImode vector initializations
1962 on 64-bit systems with direct move.
1963 (vsx_splat_v4si): Likewise.
1964 (vsx_splat_v4si_di): Likewise.
1965 (vsx_splat_v4sf): Likewise.
1966 (vsx_splat_v4sf_internal): Likewise.
1967 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
1969 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
1970 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
1971 initializing V8HImode and V16QImode vectors with the same
1973 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
1974 optimization if -maltivec=be.
1976 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
1978 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
1979 attribute for alternatives 3 and 4.
1981 2016-08-23 David Malcolm <dmalcolm@redhat.com>
1983 * selftest.c (selftest::assert_str_contains): New function.
1984 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
1985 * selftest.h (selftest::assert_str_contains): New decl.
1986 (ASSERT_STR_CONTAINS): New macro.
1988 2016-08-23 Richard Biener <rguenther@suse.de>
1990 PR tree-optimization/77286
1991 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
1993 (vect_transform_loop): Split exit edges of loop and scalar
1994 loop if required and at the appropriate time.
1996 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1998 * explow.c (get_dynamic_stack_size): Take known alignment of stack
1999 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
2001 Correct a typo in a comment.
2003 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2005 * config/s390/s390.md ("*andc_split"): New splitter for and with
2008 2016-08-23 Richard Biener <rguenther@suse.de>
2010 PR tree-optimization/27336
2011 * tree-vrp.c (infer_value_range): Handle stmts that can throw
2012 by looking for a non-EH edge.
2013 (process_assert_insertions_for): Likewise.
2015 2016-08-23 Richard Biener <rguenther@suse.de>
2018 * statistics.c (statistics_counter_event): Robustify against
2021 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2023 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
2024 for targets amdfam10 and barcelona.
2026 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
2028 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
2029 (zero_extend<mode>di2): Ditto.
2030 (*zero_extend<mode>si2): Ditto.
2031 (*zero_extendqihi2): Ditto.
2033 2016-08-22 Joseph Myers <joseph@codesourcery.com>
2036 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
2037 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
2039 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
2041 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
2042 identical consecutive elements.
2043 [SSA_NAME]: Print the name's def stmt on its own line. When printing
2044 the node's def stmt, avoid printing an unwanted trailing newline by
2045 replacing the call to print_gimple_stmt() with its inlined body and
2046 adjusting it to not set pp_needs_newline and to call pp_flush()
2047 instead of pp_newline_and_flush().
2049 2016-08-22 Joseph Myers <joseph@codesourcery.com>
2051 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
2052 (float32_type_node, float64_type_node, float32x_type_node)
2053 (float128x_type_node): New macros.
2054 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
2055 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
2056 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
2057 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
2058 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
2059 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
2060 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
2061 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
2062 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
2063 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
2064 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
2065 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
2066 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
2067 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
2068 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
2069 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
2070 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
2071 (copysign, fabs, huge_val, inf, nan, nans): Use it.
2072 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
2074 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
2075 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
2076 * doc/extend.texi (Other Builtins): Document these built-in
2078 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
2081 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
2083 * doc/install.texi (Binaries): www.opencsw.org now uses https.
2085 2016-08-22 Richard Biener <rguenther@suse.de>
2087 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
2089 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
2092 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
2093 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
2094 non-SSE2 athlons only, otherwise prefer SSE prefetches.
2096 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
2098 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
2099 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
2100 (vrp_visit_switch_stmt): Likewise.
2101 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
2102 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
2103 (vrp_visit_stmt): Use extract_range_from_stmt.
2104 (vrp_visit_phi_node): Use extract_range_from_phi_node.
2106 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
2108 * Makefile.in: Add tree-vrp.h to GTFILES.
2109 * gengtype.c (open_base_files): Add tree-vrp.h.
2110 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
2111 * builtins.c: Likewise.
2112 * fold-const.c: Likewise.
2113 * gimple-builder.c: Likewise.
2114 * gimple-laddress.c: Likewise.
2115 * hsa-gen.c: Likewise.
2116 * internal-fn.c: Likewise.
2118 * targhooks.c: Liewise,
2119 * tree-ssa-address.c: Likewise.
2120 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
2121 * tree-vrp.c (struct value_range): Move to tree-vrp.h
2122 * tree-vrp.h: New file.
2124 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
2126 PR tree-optimization/61839
2127 * tree-vrp.c (two_valued_val_range_p): New.
2128 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
2129 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
2130 Also Convert VAR BINOP CST where VAR is two-valued to
2131 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
2133 2016-08-19 David Malcolm <dmalcolm@redhat.com>
2135 * diagnostic-show-locus.c
2136 (layout::annotation_line_showed_range_p): New method.
2137 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
2138 Reimplement case fixit_hint::REPLACE to cover removals, and
2139 replacements where the range of the replacement isn't one
2140 of the ranges in the rich_location.
2141 (test_one_liner_fixit_replace): Likewise.
2142 (selftest::test_one_liner_fixit_replace_non_equal_range): New
2144 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
2146 (selftest::test_diagnostic_show_locus_one_liner): Call the new
2148 * diagnostic.c (print_parseable_fixits): Remove case
2151 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
2154 * config/i386/i386.c (ix86_option_override_internal): Remove
2155 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
2156 Enable SSE prefetch also for TARGET_PREFETCHWT1.
2157 Do not try to enable TARGET_PRFCHW ISA flag here.
2158 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
2159 Rewrite expander function body.
2160 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
2162 2016-08-19 Joseph Myers <joseph@codesourcery.com>
2165 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
2166 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
2167 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
2168 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
2169 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
2170 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
2171 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
2172 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
2173 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
2175 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
2177 (struct floatn_type_info): New structure type.
2178 (floatn_nx_types): New variable declaration.
2179 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
2180 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
2181 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
2182 * tree.c (floatn_nx_types): New variable.
2183 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
2184 corresponding complex types.
2185 * target.def (floatn_mode): New hook.
2186 * targhooks.c: Include "real.h".
2187 (default_floatn_mode): New function.
2188 * targhooks.h (default_floatn_mode): New prototype.
2189 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
2191 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
2192 effective-target and dg-add-options keywords.
2193 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
2194 Document new effective-target keywords.
2195 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
2196 * doc/tm.texi: Regenerate.
2197 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
2198 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
2199 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
2201 * real.h (struct real_format): Add field ieee_bits.
2202 * real.c (ieee_single_format, mips_single_format)
2203 (motorola_single_format, spu_single_format, ieee_double_format)
2204 (mips_double_format, motorola_double_format)
2205 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
2206 (ieee_extended_intel_128_format)
2207 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
2208 (mips_extended_format, ieee_quad_format, mips_quad_format)
2209 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
2210 (decimal_double_format, decimal_quad_format, ieee_half_format)
2211 (arm_half_format, real_internal_format: Initialize ieee_bits
2213 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
2214 float128_type_node. Set float80_type_node to float64x_type_node
2215 if appropriate and long_double_type_node not appropriate.
2216 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
2217 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
2218 Initialize ieee_bits field.
2219 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
2220 (rs6000_init_builtins): Set ieee128_float_type_node to
2222 (rs6000_floatn_mode): New function.
2224 2016-08-19 Jakub Jelinek <jakub@redhat.com>
2226 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
2227 _rdseed64_step): Uglify argument names and/or local variable names
2228 in inline functions.
2229 * config/i386/rtmintrin.h (_xabort): Likewise.
2230 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
2231 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
2232 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
2233 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
2234 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
2235 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
2236 _mm_maskz_ternarylogic_epi32): Likewise.
2237 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
2238 __lwpins32, __lwpins64): Likewise.
2239 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
2240 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
2241 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
2242 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
2243 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
2244 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
2245 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
2246 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
2247 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
2248 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
2249 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
2250 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
2251 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
2252 _mm256_mask_i64gather_epi32): Likewise.
2253 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
2254 * config/i386/ia32intrin.h (__writeeflags): Likewise.
2255 * config/i386/pkuintrin.h (_wrpkru): Likewise.
2256 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
2257 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
2258 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
2259 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
2260 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
2261 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
2262 _mm512_mask_prefetch_i64scatter_ps): Likewise.
2263 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
2264 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
2265 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
2266 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
2267 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
2268 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
2269 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
2270 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
2272 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
2274 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
2275 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
2277 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
2278 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
2280 (_rdpkru_u32): Add space after function name.
2282 * config/i386/t-i386 (i386-c.o): Don't depend on
2283 i386-builtin-types.inc.
2284 (i386.o): Depend on i386-builtin-types.inc.
2286 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
2289 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
2290 Use const_vec_duplicate to check for duplicated elements.
2292 2016-08-19 Richard Biener <rguenther@suse.de>
2294 PR tree-optimization/77290
2295 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2296 Fix flag_tree_parallelize_loops check.
2298 2016-08-19 Richard Biener <rguenther@suse.de>
2300 * match.pd (x | 0 -> x): Add.
2302 2016-08-19 Richard Biener <rguenther@suse.de>
2304 PR tree-optimization/77286
2305 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
2306 Deal with virtual PHIs being out-of-order.
2308 2016-08-18 David Malcolm <dmalcolm@redhat.com>
2310 * doc/invoke.texi (fverbose-asm): Note that source code lines
2311 are emitted, and provide an example.
2312 * final.c (asm_show_source): New function.
2313 (final_scan_insn): Call asm_show_source.
2315 2016-08-18 David Malcolm <dmalcolm@redhat.com>
2317 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
2318 param with diagnostic_kind.
2319 (class colorizer): Similarly replace field m_diagnostic with
2321 (colorizer::colorizer): Replace diagnostic
2322 param with diagnostic_kind.
2323 (colorizer::begin_state): Update for above field change.
2324 (layout::layout): Replace diagnostic param with rich_location *
2325 and diagnostic_kind.
2326 (diagnostic_show_locus): Replace diagnostic param with richloc
2327 and diagnostic_kind.
2328 (class selftest::test_diagnostic_context): New class.
2329 (selftest::test_diagnostic_show_locus_unknown_location): New
2331 (selftest::test_one_liner_simple_caret): New function.
2332 (selftest::test_one_liner_caret_and_range): New function.
2333 (selftest::test_one_liner_multiple_carets_and_ranges): New
2335 (selftest::test_one_liner_fixit_remove): New function.
2336 (selftest::test_one_liner_fixit_replace): New function.
2337 (selftest::test_diagnostic_show_locus_one_liner): New function.
2338 (selftest::diagnostic_show_locus_c_tests): Call the new test
2340 * diagnostic.c (diagnostic_initialize): Initialize
2341 colorize_source_p, show_ruler_p and parseable_fixits_p.
2342 (default_diagnostic_finalizer): Update for change to
2343 diagnostic_show_locus.
2344 (diagnostic_append_note): Likewise.
2345 * diagnostic.h (diagnostic_show_locus): Replace
2346 const diagnostic_info * param with location * and diagnostic_t.
2348 2016-08-18 David Malcolm <dmalcolm@redhat.com>
2350 * input.c (saved_line_table): New global.
2351 (class selftest::temp_line_table): Rename to line_table_test and
2352 move declaration to selftest.h, and drop field m_old_line_table.
2353 (selftest::temp_line_table::temp_line_table): Rename ctor to...
2354 (selftest::line_table_test::line_table_test): ...this. Add a
2355 default ctor. Store current value of line_table within
2357 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
2358 (selftest::line_table_test::~line_table_test): ...this, and
2359 restore line_table from the saved_line_table, rather than
2361 (selftest::test_accessing_ordinary_linemaps): Update for above
2363 (selftest::test_lexer): Likewise.
2364 (struct selftest::lexer_test): Likewise.
2365 (selftest::lexer_test::lexer_test): Likewise.
2366 (selftest::input_c_tests): Move the looping over test cases from
2368 (selftest::for_each_line_table_case): New function.
2369 * input.h (saved_line_table): New decl.
2370 * selftest.h (struct selftest::line_table_case): New forward decl.
2371 (class selftest::line_table_test): New class, moved here from
2372 selftest::temp_line_table in input.c, and renamed.
2373 (selftest::for_each_line_table_case): New decl.
2375 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
2378 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
2380 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
2383 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
2384 enclosing parallel construct for reduction variables on OpenACC loop
2387 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
2389 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
2390 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
2392 (function_to_dwarf_procedure): Update comment.
2394 2016-08-18 David Malcolm <dmalcolm@redhat.com>
2396 * input.c (diagnostics_file_cache_forcibly_evict_file): New
2398 * input.h (diagnostics_file_cache_forcibly_evict_file): New
2400 * selftest.c (selftest::temp_source_file::~temp_source_file):
2401 Evict m_filename from the diagnostic file cache.
2403 2016-08-18 Richard Biener <rguenther@suse.de>
2405 * tree-pass.h (make_pass_materialize_all_clones): Declare.
2406 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
2407 make_pass_materialize_all_clones): New simple IPA pass encapsulating
2408 clone materialization.
2409 * passes.def (all_late_ipa_passes): Start with
2410 pass_materialize_all_clones.
2411 * cgraphunit.c (symbol_table::compile): Remove call to
2412 materialize_all_clones.
2413 * tree-into-ssa.c: Include statistics.h.
2414 (update_ssa): Count number of times we do incremental/rewrite
2417 2016-08-18 Richard Biener <rguenther@suse.de>
2419 PR tree-optimization/77282
2420 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2421 When doing auto-parallelizing also prevent use of PHIs that
2422 carry dependences across loop backedges.
2424 2016-08-18 Tamar Christina <tamar.christina@arm.com>
2425 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2427 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
2429 2016-08-18 Richard Biener <rguenther@suse.de>
2431 * ssa-iterators.h (ssa_vuse_operand): New inline.
2432 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
2433 (predicate_all_scalar_phis): Use remove_phi_node to remove
2434 phi nodes predicated. Delay removing virtual PHIs.
2435 (predicate_mem_writes): Update virtual operands.
2436 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
2437 (tree_if_conversion): Do not rewrite virtual SSA form.
2438 * tree-phinodes.c (release_phi_node): Make static.
2439 * tree-phinodes.h (release_phi_node): Remove.
2441 2016-08-18 Jakub Jelinek <jakub@redhat.com>
2443 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
2444 codes that appear in bdesc_* arrays, instead include i386-builtin.def
2445 twice to define those.
2446 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
2447 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
2448 bdesc_multi_arg): Define by including i386-builtin.def the third time.
2449 * config/i386/i386-builtin.def: New file.
2451 2016-08-17 David Malcolm <dmalcolm@redhat.com>
2453 * input.c (get_source_range_for_char): Rename to...
2454 (selftest::get_source_range_for_char): ...this, and move within
2455 the #if CHECKING_P guard.
2456 (get_num_source_ranges_for_substring): Rename to...
2457 (selftest::get_num_source_ranges_for_substring): ...this, move
2458 within the #if CHECKING_P guard, and make static.
2459 (selftest::assert_num_substring_ranges): Initialize
2462 2016-08-18 Alan Modra <amodra@gmail.com>
2464 PR rtl-optimization/72771
2465 * reload.c (find_reloads): Don't assume that a subreg mem is OK
2466 when find_reloads_toplev returns address_reloaded==-1.
2467 (alternative_allows_const_pool_ref): Update comment.
2469 2015-08-17 Alan Hayward <alan.hayward@arm.com>
2471 PR tree-optimization/71752
2472 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
2473 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
2475 2016-08-17 Jakub Jelinek <jakub@redhat.com>
2477 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
2478 instead of testing ECF_NORETURN bit in gimple_call_flags.
2479 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
2480 * predict.c (tree_bb_level_predictions): Likewise.
2481 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
2484 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
2485 turning a call into __builtin_unreachable-like noreturn call, adjust
2486 gimple_call_set_fntype.
2487 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
2488 gimple_call_fntype has void return type.
2490 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
2492 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
2493 maybe_lookup_decl, to handle nested acc loop directives.
2495 2016-08-17 Richard Biener <rguenther@suse.de>
2497 PR tree-optimization/76490
2498 * tree-vrp.c (update_value_range): Preserve overflow infinities
2499 when intersecting with ranges from get_range_info.
2500 (operand_less_p): Handle overflow infinities correctly.
2501 (value_range_constant_singleton): Use vrp_operand_equal_p
2502 to handle overflow max/min correctly.
2503 (vrp_valueize): Likewise.
2504 (union_ranges): Likewise.
2505 (intersect_ranges): Likewise.
2506 (vrp_visit_phi_node): Improve iteration limitation to only
2507 apply when we'll possibly re-visit the PHI via a changed argument
2510 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
2512 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
2513 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
2514 rather than those that should not be built.
2516 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
2519 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
2521 2016-08-17 Richard Biener <rguenther@suse.de>
2523 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
2524 (verify_vssa): New function verifying virtual SSA form.
2525 (verify_ssa): Call it.
2526 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
2527 Do not apply loop-closed SSA handling to virtuals.
2528 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
2529 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
2530 when rewriting their symbol.
2531 (prepare_def_site_for): Likewise.
2532 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
2533 operands of moved stmts.
2535 2016-08-17 Richard Biener <rguenther@suse.de>
2537 PR tree-optimization/23855
2538 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
2539 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
2540 find guards to hoist. Do not update SSA form but rewrite virtuals
2541 into loop closed SSA.
2542 (find_loop_guard): Adjust to skip already hoisted guards. Do
2543 not mark virtuals for renaming or update SSA form.
2545 2016-08-17 Martin Liska <mliska@suse.cz>
2547 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
2548 a LONG_LONG_TYPE_SIZE comparison.
2549 * gcov-io.h: Remove macro definitions.
2550 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
2551 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
2554 2016-08-16 Jakub Jelinek <jakub@redhat.com>
2556 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
2557 that builtins not mentioned in bdesc_* arrays come first, then
2558 the ones mentioned in bdesc_* arrays in the order they appear in
2559 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
2560 IX86_BUILTIN__BDESC_*_LAST enumerator.
2561 (bdesc_mpx): Fix up a comment typo.
2562 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
2563 __builtin_ia32_vpcomneu[bwdq] builtins.
2564 (BDESC_VERIFY, BDESC_VERIFYS): Define.
2565 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
2566 enum ix86_builtins ordering.
2567 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
2568 for direct bdesc_* array member access instead of searching all the
2569 arrays until an fcode match is found.
2571 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
2573 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
2574 pattern as define_insn_and_split. Split insn before reload to
2576 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
2577 <shift_insn><mode>3_1.
2578 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
2579 <rotate_insn><mode>3_1.
2581 2016-08-16 David Malcolm <dmalcolm@redhat.com>
2584 * input.c (get_source_range_for_substring): Rename to...
2585 (get_source_location_for_substring): ...this, adding param
2586 "caret_idx", and converting output param from source_range * to
2588 (get_source_range_for_char): New function.
2589 (get_num_source_ranges_for_substring): Update comment to reflect
2591 (assert_char_at_range): Update to use get_source_range_for_char
2592 rather than get_source_range_for_substring.
2593 (test_lexer_string_locations_concatenation_2): Likewise.
2594 * substring-locations.h (get_source_range_for_substring): Rename
2596 (get_source_location_for_substring): ...this, and adding param
2597 "caret_idx", and converting output param from source_range * to
2600 2016-08-16 David Malcolm <dmalcolm@redhat.com>
2602 * input.c (class selftest::temp_source_file): Move to
2604 (selftest::temp_source_file::temp_source_file): Move to
2606 (selftest::temp_source_file::~temp_source_file): Likewise.
2607 * selftest.c (selftest::temp_source_file::temp_source_file): Move
2609 (selftest::temp_source_file::~temp_source_file): Likewise.
2610 * selftest.h (class selftest::temp_source_file): Move here from
2613 2016-08-16 Jakub Jelinek <jakub@redhat.com>
2616 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
2617 inlining, add cgraph edge for the added __builtin_unreachable call.
2620 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
2621 only cast it to SHWI for the final comparison.
2623 2016-08-16 Martin Liska <mliska@suse.cz>
2625 PR gcov-profile/36412
2626 * doc/gcov.texi: Document --hash-filenames(-x).
2627 * gcov.c (print_usage): Add the option.
2628 (process_args): Process the option, sort options alphabetically.
2629 (md5sum_to_hex): New function.
2630 (make_gcov_file_name): Do the md5sum and append it to a
2633 2016-08-16 Bin Cheng <bin.cheng@arm.com>
2635 PR tree-optimization/69848
2636 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
2637 and swtich operands to avoid additional NOT instruction.
2638 (vcond<v_cmp_mixed><mode>): Ditto.
2639 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
2641 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
2643 * doc/install.texi (*-*-solaris2*): Adjust latest change.
2645 2016-08-16 Richard Biener <rguenther@suse.de>
2647 PR tree-optimization/76783
2648 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
2649 BB visited flags at start.
2651 2016-08-16 Bin Cheng <bin.cheng@arm.com>
2653 PR tree-optimization/72817
2654 PR tree-optimization/73450
2655 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
2656 multiple_of_p for adjusted IV.base.
2658 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
2661 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
2662 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
2663 for !flag_finite_math_only or flag_signed_zeros.
2664 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
2665 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
2666 depend on flag_finite_math_only.
2667 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
2669 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
2670 (*ieee_smin<mode>3): Ditto.
2671 (*ieee_smax<mode>3): Ditto.
2672 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
2673 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
2675 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
2676 depend on flag_finite_math_only.
2677 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
2678 (*mmx_<code>v2sf3): Remove.
2679 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
2680 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
2681 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
2683 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
2685 PR rtl-optimization/73650
2686 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
2687 it is not a simple move.
2689 2016-08-15 Martin Liska <mliska@suse.cz>
2692 * gcc.c (do_spec_1): Call save_string with the right size.
2693 (save_string): Do an assert about string we copy.
2695 2016-08-15 Richard Biener <rguenther@suse.de>
2697 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
2698 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
2700 (pass_data_stv): Likewise.
2702 2016-08-15 Richard Biener <rguenther@suse.de>
2704 PR tree-optimization/73434
2705 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
2706 TBAA info on the base when forwarding a non-invariant address.
2708 2016-08-15 Jakub Jelinek <jakub@redhat.com>
2710 * dwarf2out.c (struct checksum_attributes): Add
2711 at_string_length_bit_size and at_string_length_byte_size fields.
2712 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
2713 and DW_AT_string_length_byte_size.
2714 (die_checksum_ordered): Handle at_string_length_bit_size and
2715 at_string_length_byte_size.
2716 (gen_array_type_die): For dwarf_version >= 5 emit
2717 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
2718 (adjust_string_types): For dwarf_version >= 5 remove
2719 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
2720 (resolve_addr): Likewise.
2723 * dwarf2out.c (string_types): New variable.
2724 (gen_array_type_die): Change early_dwarf handling of
2725 DW_AT_string_length, create DW_OP_call4 referencing the
2726 length var temporarily. Handle parameters that are pointers
2728 (adjust_string_types): New function.
2729 (gen_subprogram_die): Temporarily set string_types to local var,
2730 call adjust_string_types if needed.
2731 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
2733 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
2735 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
2737 * doc/install.texi (*-*-solaris2*): Fix version number and document
2738 requirement on GNU make for building libjava with the Solaris linker.
2740 2016-08-15 Martin Liska <mliska@suse.cz>
2741 Jakub Jelinek <jakub@redhat.com>
2743 PR tree-optimization/72824
2744 * tree-loop-distribution.c (const_with_all_bytes_same)
2745 <case VECTOR_CST>: Fix a typo.
2747 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
2750 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
2751 Renamed from _mm512_undefined_si512.
2752 (_mm_undefined_si512): New definition.
2754 2016-08-13 Richard Biener <rguenther@suse.de>
2756 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
2757 into PHIs and update the lattice for its def.
2759 2016-08-12 Jakub Jelinek <jakub@redhat.com>
2762 * ubsan.c (instrument_si_overflow): Pass true instead of false
2764 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
2765 of bbs. Return TODO_cleanup_cfg if any returned true.
2767 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2769 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
2770 ISA 3.0 MTVSRDD instruction.
2771 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
2774 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
2776 PR tree-optimization/71083
2777 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
2778 bitfield access when possible.
2780 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
2783 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
2784 sign-changing cast from a shorter unsigned type to a wider
2787 2016-08-12 Jakub Jelinek <jakub@redhat.com>
2789 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
2790 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
2791 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
2793 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2795 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
2796 Correct costs for vec_construct.
2798 2016-08-12 Bin Cheng <bin.cheng@arm.com>
2800 PR tree-optimization/69848
2801 * tree-vectorizer.h (enum vect_def_type): New condition reduction
2802 type CONST_COND_REDUCTION.
2803 * tree-vect-loop.c (vectorizable_reduction): Support new condition
2804 reudction type CONST_COND_REDUCTION.
2806 2016-08-12 Richard Biener <rguenther@suse.de>
2808 PR tree-optimization/57326
2809 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
2810 returning an SSA name.
2811 (phi_translate_1): When fully_constant_expression returns a NAME
2812 make sure we have a leader for it.
2814 2016-08-12 Martin Liska <mliska@suse.cz>
2815 Adam Fineman <afineman@afineman.com>
2817 * gcov.c (process_file): Create .gcov file when .gcda
2820 2016-08-12 Marek Polacek <polacek@redhat.com>
2823 * alias.c (find_base_value): Adjust fall through comment.
2824 * cfgexpand.c (expand_debug_expr): Likewise.
2825 * combine.c (find_split_point): Likewise.
2826 (expand_compound_operation): Likewise. Add FALLTHRU.
2827 (make_compound_operation): Adjust fall through comment.
2828 (canon_reg_for_combine): Add FALLTHRU.
2829 (force_to_mode): Adjust fall through comment.
2830 (simplify_shift_const_1): Likewise.
2831 (simplify_comparison): Likewise.
2832 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
2834 * config/aarch64/predicates.md: Likewise.
2835 * config/i386/i386.c (function_arg_advance_32): Likewise.
2836 (ix86_gimplify_va_arg): Likewise.
2837 (print_reg): Likewise.
2838 (ix86_print_operand): Likewise.
2839 (ix86_build_const_vector): Likewise.
2840 (ix86_expand_branch): Likewise.
2841 (ix86_sched_init_global): Adjust fall through comment.
2842 (ix86_expand_args_builtin): Add FALLTHRU.
2843 (ix86_expand_builtin): Likewise.
2844 (ix86_expand_vector_init_one_var): Likewise.
2845 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
2846 (rs6000_adjust_cost): Likewise.
2847 (insn_must_be_first_in_group): Likewise.
2848 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
2849 * dbxout.c (dbxout_symbol): Adjust fall through comment.
2850 * df-scan.c (df_uses_record): Likewise.
2851 * dojump.c (do_jump): Add FALLTHRU.
2852 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
2854 (resolve_args_picking_1): Adjust fall through comment.
2855 (loc_list_from_tree_1): Likewise.
2856 * expmed.c (make_tree): Likewise.
2857 * expr.c (expand_expr_real_2): Add FALLTHRU.
2858 (expand_expr_real_1): Likewise. Adjust fall through comment.
2859 * fold-const.c (const_binop): Adjust fall through comment.
2860 (fold_truth_not_expr): Likewise.
2861 (fold_cond_expr_with_comparison): Add FALLTHRU.
2862 (fold_binary_loc): Likewise.
2863 (contains_label_1): Adjust fall through comment.
2864 (multiple_of_p): Likewise.
2865 * gcov-tool.c (process_args): Add FALLTHRU.
2866 * genattrtab.c (check_attr_test): Likewise.
2867 (write_test_expr): Likewise.
2868 * genconfig.c (walk_insn_part): Likewise.
2869 * genpreds.c (validate_exp): Adjust fall through comment.
2870 (needs_variable): Likewise.
2871 * gensupport.c (get_alternatives_number): Add FALLTHRU.
2872 (subst_dup): Likewise.
2873 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
2874 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
2875 (gimplify_scan_omp_clauses): Add FALLTHRU.
2876 (goa_stabilize_expr): Likewise.
2877 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
2879 * hsa-gen.c (get_address_from_value): Likewise.
2880 * ipa-icf.c (sem_function::hash_stmt): Likewise.
2881 * ira.c (ira_setup_alts): Add FALLTHRU.
2882 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
2884 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
2885 * opts.c (common_handle_option): Likewise.
2886 * read-rtl.c (read_rtx_code): Likewise.
2887 * real.c (round_for_format): Likewise.
2888 * recog.c (asm_operand_ok): Likewise.
2889 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
2890 * reload1.c (set_label_offsets): Likewise.
2891 (eliminate_regs_1): Likewise.
2892 (reload_reg_reaches_end_p): Likewise.
2893 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
2894 (rtx_cost): Likewise.
2895 * sched-rgn.c (is_exception_free): Likewise.
2896 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
2897 * stor-layout.c (int_mode_for_mode): Likewise.
2898 * toplev.c (print_to_asm_out_file): Likewise.
2899 (print_to_stderr): Likewise.
2900 * tree-cfg.c (gimple_verify_flow_info): Likewise.
2901 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
2902 (chrec_fold_multiply): Likewise.
2903 (evolution_function_is_invariant_rec_p): Likewise.
2904 (for_each_scev_op): Likewise.
2905 * tree-data-ref.c (siv_subscript_p): Likewise.
2906 (get_references_in_stmt): Likewise.
2907 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
2908 (substitute_in_expr): Likewise.
2909 (type_cache_hasher::equal): Likewise.
2910 (walk_type_fields): Likewise.
2911 * var-tracking.c (adjust_mems): Add FALLTHRU.
2912 (set_dv_changed): Adjust fall through comment.
2913 * varasm.c (default_function_section): Add FALLTHRU.
2915 2016-08-12 Marek Polacek <polacek@redhat.com>
2918 * tree-complex.c (expand_complex_division): Add missing break.
2920 2016-08-12 Richard Biener <rguenther@suse.de>
2922 * passes.c (execute_todo): Do not push/pop TV_TODO.
2923 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
2924 (execute_one_pass): Likewise.
2925 * common.opt (ftime-report-details): New switch.
2926 * doc/invoke.texi (ftime-report-details): Document.
2927 * timevar.h (timer::print_row): Adjust signature.
2928 (timer::all_zero): New static helper.
2929 (timer::child_map_t): New typedef.
2930 (timer::time_var_def): Add children field.
2931 * timevar.c (timer::named_items::print): Adjust.
2932 (timer::~timer): Free timevar recorded children.
2933 (timer::pop_internal): When -ftime-report-details record
2934 time spent in sub-timevars.
2935 (timer::print_row): Adjust.
2936 (timer::print): Print sub-timevar stats, use all_zero.
2937 * timevar.def (TV_TODO): Remove.
2939 2016-08-12 Richard Biener <rguenther@suse.de>
2941 PR tree-optimization/72851
2942 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
2943 worklists to use bitmaps indexed in execution order.
2944 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
2945 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
2946 (cfg_blocks): Make a bitmap.
2947 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
2949 (cfg_blocks_empty_p): Adjust.
2950 (cfg_blocks_add): Likewise.
2951 (cfg_blocks_get): Likewise.
2952 (add_ssa_edge): Likewise.
2953 (add_control_edge): Likewise.
2954 (simulate_stmt): Likewise.
2955 (process_ssa_edge_worklist): Likewise.
2956 (simulate_block): Likewise.
2957 (ssa_prop_init): Compute PRE order and stmt UIDs.
2958 (ssa_prop_fini): Adjust.
2959 (ssa_propagate): Adjust.
2961 2016-08-12 Richard Biener <rguenther@suse.de>
2963 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
2964 the currently executable edges have fixed ranges. Always
2965 go through update_value_range.
2967 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
2971 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
2972 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
2973 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
2974 (LANG_HOOKS_DECLS): Add it.
2975 * langhooks.h (struct lang_hooks_for_decls): Add
2976 function_decl_defaulted. Const_tree-ify
2977 function_decl_explicit_p and function_decl_deleted_p.
2978 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
2979 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
2980 also at strict DWARF v5.
2983 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
2984 TYPE_QUAL_CONST in reference-typed decls.
2987 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
2988 in DW_OP_pieces, just enough to handle pointers to member
2990 (gen_remaining_tmpl_value_param_die_attribute): Use a location
2991 expression on DWARFv5 if a constant value doesn't work.
2993 2016-08-11 David Malcolm <dmalcolm@redhat.com>
2995 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
2996 * selftest.c (selftest::test_assertions): New function.
2997 (selftest::selftest_c_tests): New function.
2998 * selftest.h (selftest::selftest_c_tests): New declaration.
3000 2016-08-11 Richard Biener <rguenther@suse.de>
3001 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3003 PR rtl-optimization/72855
3004 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
3006 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3009 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
3010 (vsx_store_<mode>): Likewise.
3012 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
3014 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
3015 TImode CONST_WIDE_INT store.
3016 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
3018 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
3020 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
3021 mode if unaligned SSE load and store are optimal.
3023 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
3025 PR tree-optimization/71083
3026 * tree-predcom.c (ref_at_iteration): Correctly align the
3029 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3031 * config/s390/s390-builtin-types.def: Add INT128 types.
3032 * config/s390/s390-builtins.def: Add INT128 variants for the add
3033 sub low-level builtins dealing with TImode.
3034 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
3035 via subreg when expanding a builtin.
3036 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
3037 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
3039 * config/s390/vecintrin.h: Adjust builtin names accordingly.
3040 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
3041 ("vec_addc<mode>", "vec_addc_u128"): Merge to
3042 "vacc<bhfgq>_<mode>".
3043 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
3044 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
3045 ("vec_subc<mode>", "vec_subc_u128"): Merge to
3046 "vscbi<bhfgq>_<mode>".
3047 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
3048 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
3050 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3052 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
3054 2016-08-11 Bin Cheng <bin.cheng@arm.com>
3056 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
3058 (vcond<v_cmp_mixed><mode>): Ditto.
3059 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
3061 2016-08-11 Bin Cheng <bin.cheng@arm.com>
3063 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
3064 variable explicitly, also assert on it before use.
3066 2016-08-11 Richard Biener <rguenther@suse.de>
3068 PR tree-optimization/72772
3069 * cfgloopmanip.c (create_preheader): Use split_edge if there
3070 is a single loop entry, avoiding degenerate PHIs.
3072 2016-08-11 Richard Biener <rguenther@suse.de>
3074 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
3075 unconditional TODO_cleanup_cfg.
3076 (pass_thread_jumps::execute): Initialize loops, perform a CFG
3077 cleanup only if we threaded a jump.
3079 2016-08-11 Alan Modra <amodra@gmail.com>
3082 * lra-constraints.c (simplify_operand_subreg): Allow subreg
3083 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
3084 slow. Emit two reloads for slow mem case, first loading in
3085 fast innermode, then converting to required mode.
3087 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
3089 * config/rs6000/altivec.h (vec_extract_exp): New macro.
3090 (vec_extract_sig): New macro.
3091 (vec_insert_exp): New macro.
3092 (vec_test_data_class): New macro.
3093 (scalar_extract_exp): New macro.
3094 (scalar_extract_sig): New macro.
3095 (scalar_insert_exp): New macro.
3096 (scalar_test_data_class): New macro.
3097 (scalar_test_neg): New macro.
3098 (scalar_cmp_exp_gt): New macro.
3099 (scalar_cmp_exp_lt): New macro.
3100 (scalar_cmp_exp_eq): New macro.
3101 (scalar_cmp_exp_unordered): New macro.
3102 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
3103 to enforce constraint that operand is a 7-bit unsigned literal.
3104 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
3105 for power9 built-ins.
3106 (BU_P9V_VSX_2): Likewise.
3107 (BU_P9V_64BIT_VSX_2): Likewise.
3108 (VSEEDP): Add scalar extract exponent support.
3109 (VSEESP): Add scalar extract signature support.
3110 (VSTDCNDP): Add scalar test negative support.
3111 (VSTDCNSP): Likewise.
3112 (VSIEDP): Add scalar insert exponent support.
3113 (VSCEDPGT): Add scalar compare exponent greater than support.
3114 (VSCEDPLT): Add scalar compare exponent less than support.
3115 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
3116 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
3117 (VSTDCDP): Add scalar test data class support.
3118 (VSTDCSP): Likewise.
3119 (VSEEDP): Add overload support for scalar extract exponent
3121 (VSESDP): Add overload support for scalar extract signature
3123 (VSTDCN): Add overload support for scalar test negative
3125 (VSTDCNDP): Add overload support for scalar test negative
3127 (VSTDCNSP): Add overload support for scalar test negative
3129 (VSIEDP): Add overload support for scalar insert exponent
3131 (VSTDC): Add overload support for scalar test data class
3133 (VSTDCDP): Add overload support for scalar test data class
3135 (VSTDCSP): Add overload support for scalar test data class
3137 (VSCEDPGT): Add overload support for scalar compare exponent
3138 greater than operation.
3139 (VSCEDPLT): Add overload support for scalar compare exponent
3140 less than operation.
3141 (VSCEDPEQ): Add overload support for scalar compare exponent
3142 test-for-equality operation.
3143 (VSCEDPUO): Add overload support for scalar compare exponent
3144 test-for-unordered operation.
3145 (VEEDP): Add vector extract exponent support.
3147 (VESDP): Add vector extract significand support.
3149 (VIEDP): Add vector insert exponent support.
3151 (VTDCDP): Add vector test data class support.
3153 (VES): Add overload support for vector extract significand operation.
3156 (VEE): Add overload support for vector extract exponent operation.
3159 (VTDC): Add overload support for vector test data class operation.
3162 (VIE): Add overload support for vector insert exponent operation.
3165 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3166 overloaded binary floating point functions.
3167 (altivec_resolve_overloaded_builtin): Improve error messages to
3168 distinguish between functions not supported in the current
3169 compiler configuration and functions that were invoked with an
3170 invalid parameter combination, and include the built-in function
3171 name in both error messages.
3172 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
3174 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
3176 (rs6000_expand_binop_builtin): Add check to enforce that argument
3177 2 of the test data class operations is a 7-bit unsigned literal.
3178 (rs6000_invalid_builtin): Add code to issue an error message if a
3179 built-in function that requires the power9_vector and -m32
3180 command-line options is compiled without these options.
3181 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
3182 (UNSPEC_VSX_SXSIGDP): New value.
3183 (UNSPEC_VSX_SXSIGPDP): New value.
3184 (UNSPEC_VSX_SIEXPDP): New value.
3185 (UNSPEC_VSX_SCMPEXPDP): New value.
3186 (UNSPEC_VSX_STSTDC): New value.
3187 (UNSPEC_VSX_VXEXP): New value.
3188 (UNSPEC_VSX_VXSIG): New value.
3189 (UNSPEC_VSX_VIEXP): New value.
3190 (UNSPEC_VSX_VTSTDC): New value.
3191 (xsxexpdp): New insn for scalar extract exponent.
3192 (xsxsigdp): New insn for scalar extract significand.
3193 (xsiexpdp): New insn for scalar insert exponent.
3194 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
3195 (*xscmpexpdp): New insn for scalar compare exponents.
3196 (xststdc<Fvsx): New expansion for both single- and
3197 double-precision scalar test data class operations.
3198 (xststdcneg<Fvsx>): New expansion for both single- and
3199 double-precision scalar test for negative value operations.
3200 (*xststdc<Fvsx>): New insn for scalar test data class
3202 (xvxexp<VSs>): New insn for single- and double-precision
3203 vector extract exponent operation.
3204 (xvxsig<VSs>): New insn for single- and double-precision
3205 vector extract significand operation.
3206 (xviexp<VSs>): New insn for single- and double-precision
3207 vector insert exponent operation.
3208 (xvtstdc<VSs>): New insn for single- and double-precision
3209 vector test data class operation.
3210 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3211 built-in functions to represent the Power9 binary floating-point
3212 support instructions.
3214 2016-08-10 bin cheng <bin.cheng@arm.com>
3216 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
3218 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
3219 Renlin Li <renlin.li@arm.com>
3220 Bin Cheng <bin.cheng@arm.com>
3222 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
3223 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
3224 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
3225 (aarch64_vcond_internal<mode><mode>): Delete pattern.
3226 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
3227 (vcond<v_cmp_result><mode>): Ditto.
3228 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
3229 (vcondu<mode><mode>): Ditto.
3230 (vcond<v_cmp_mixed><mode>): New pattern.
3231 (vcondu<mode><v_cmp_mixed>): New pattern.
3232 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
3233 of aarch64_vcond_internal.
3235 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
3236 Renlin Li <renlin.li@arm.com>
3237 Bin Cheng <bin.cheng@arm.com>
3239 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
3240 (vec_cmp<mode><v_cmp_result>): New pattern.
3241 (vec_cmpu<mode><mode>): New pattern.
3242 (vcond_mask_<mode><v_cmp_result>): New pattern.
3244 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
3246 PR tree-optimization/71734
3247 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
3248 REF_LOOP, invoke ref_indep_loop_p_1.
3249 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
3250 to ref_indep_loop_p.
3251 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
3252 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
3253 is inside LOOP, do not cache dpendence value for loops with
3255 (ref_indep_loop_p_2): Delete function.
3256 (can_sm_ref_p): Pass LOOP as additional argument to
3259 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3262 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
3263 being an offsettable address.
3265 2016-08-10 Martin Liska <mliska@suse.cz>
3267 PR gcov-profile/58306
3268 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
3269 atomic variants of profile update functions.
3271 2016-08-10 Martin Liska <mliska@suse.cz>
3273 Cherry picked (and modified) from google-4_7 branch
3274 2012-12-26 Rong Xu <xur@google.com>
3275 * common.opt (fprofile-update): Add new flag.
3276 * coretypes.h: Define enum profile_update.
3277 * doc/invoke.texi: Document -fprofile-update.
3278 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
3279 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
3280 * tree-profile.c (gimple_init_edge_profiler): Generate
3281 also atomic profiler update.
3282 (gimple_gen_edge_profiler): Likewise.
3284 2016-08-10 David Malcolm <dmalcolm@redhat.com>
3286 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
3287 stack_usage_file to NULL after fclose calls.
3289 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3292 * reload.c (push_reload): Compute subreg_in_class for
3293 subregs of constants and plus expressions. Remove special
3294 handling of SYMBOL_REFs.
3296 2016-08-10 Alan Modra <amodra@gmail.com>
3299 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
3300 SImode for TARGET_E500_DOUBLE when given SImode.
3302 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
3304 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
3305 unused variable __O.
3307 2016-08-09 Martin Liska <mliska@suse.cz>
3309 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
3310 _gcov_reset to __gcov_reset.
3311 * doc/gcov-tool.texi: Fix typo.
3313 2016-08-09 Martin Liska <mliska@suse.cz>
3315 * value-prof.c (gimple_divmod_values_to_profile): Do not
3316 instrument MOD histogram if a value is not a SSA name.
3318 2016-08-09 Martin Liska <mliska@suse.cz>
3320 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
3323 2016-08-09 Renlin Li <renlin.li@arm.com>
3326 * calls.c (prepare_call_address): Convert funexp to Pmode when
3328 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
3329 (sibcall_value): Likewise.
3331 2016-08-09 Marek Polacek <polacek@redhat.com>
3334 * cselib.c (cselib_expand_value_rtx_1): Add return.
3335 * gengtype.c (dbgprint_count_type_at): Likewise.
3336 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
3337 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
3339 2016-08-09 Martin Jambor <mjambor@suse.cz>
3342 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
3343 if instance is a MEM_REF.
3345 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
3348 * config/i386/i386.md (*movtf_internal): Use
3349 lra_in_progress || reload_completed instead of !can_create_pseudo_p
3350 in the insn constraint.
3351 (*movxf_internal): Ditto.
3352 (*movdf_internal): Ditto.
3353 (*movsf_internal): Ditto.
3355 2016-08-09 Bin Cheng <bin.cheng@arm.com>
3357 PR tree-optimization/72772
3358 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3361 2016-08-09 Bin Cheng <bin.cheng@arm.com>
3363 PR tree-optimization/72772
3364 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
3366 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
3367 parameter STOP and update calls. Move expand_simple_operations
3368 function call from here...
3369 (simplify_using_initial_conditions): ...to here. Delete parameter
3371 (tree_simplify_using_condition): Delete parameter STOP.
3372 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
3373 simplify_using_initial_conditions.
3375 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
3378 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
3379 Use create_tmp_var_raw instead of create_tmp_var.
3381 2016-08-09 Richard Biener <rguenther@suse.de>
3383 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
3384 Treat same SSA names related.
3386 2016-08-09 Jakub Jelinek <jakub@redhat.com>
3388 PR tree-optimization/72824
3389 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
3390 real_zerop is not negative.
3392 2016-08-09 Richard Biener <rguenther@suse.de>
3394 PR tree-optimization/71802
3395 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
3396 all merge opportunities with the predecessor.
3398 2016-08-09 Richard Biener <rguenther@suse.de>
3401 * ipa-prop.c (ipa_modify_formal_parameters): Build
3402 parameter types with natural alignment also for the
3405 2016-08-08 Andi Kleen <ak@linux.intel.com>
3407 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
3409 2016-08-08 David Malcolm <dmalcolm@redhat.com>
3412 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
3413 do-nothing langhook.
3414 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
3415 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
3416 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
3417 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
3419 2016-08-08 David Malcolm <dmalcolm@redhat.com>
3422 * input.c: Ensure that HAVE_ICONV is defined.
3424 2016-08-08 Jakub Jelinek <jakub@redhat.com>
3427 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
3428 private vars for lastprivate and for linear iterator.
3431 * omp-simd-clone.c: Include varasm.h.
3432 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
3433 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
3434 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
3435 update function name.
3437 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3439 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
3440 (avr_diagnose_devicespecs_error): Remove.
3441 (avr_devicespecs_file): Remove composing absolute path for specfile
3442 and its verbose info. Remove conditions to check specs-file,
3444 2016-08-08 Jakub Jelinek <jakub@redhat.com>
3446 PR rtl-optimization/72821
3447 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
3448 just return false for them.
3450 2016-08-08 Alan Modra <amodra@gmail.com>
3453 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
3454 toc refs created during reload. Update function comment.
3456 2016-08-08 Alan Modra <amodra@gmail.com>
3459 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
3460 alternatives. Put loads first, then stores, and reg/reg moves
3461 within same class later. Delete attr length.
3463 2016-08-08 Alan Modra <amodra@gmail.com>
3466 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
3467 (mem_operand_ds_form): New predicate.
3468 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
3469 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
3470 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
3471 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
3472 (extendsfdf2_fpr): Replace o constraint with wY.
3474 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
3476 * tree-ssa-threadbackward.c: Include tree-inline.h
3477 (profitable_jump_thread_path): Use estimate_num_insns to estimate
3478 size of copied block; for cold paths reduce duplication.
3479 (find_jump_threads_backwards): Remove redundant tests.
3480 (pass_thread_jumps::gate): Enable for -Os.
3482 2016-08-07 Jakub Jelinek <jakub@redhat.com>
3485 * stor-layout.c (layout_decl): Fix up formatting.
3486 (relayout_decl): Allow DECL to be FIELD_DECL.
3488 2016-08-07 Alan Modra <amodra@gmail.com>
3490 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
3492 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3494 * data-streamer-in.c (streamer_read_wide_int): New.
3495 (streamer_read_widest_int): Renamed function.
3496 * data-streamer-out.c (streamer_write_wide_int): New
3497 (streamer_write_widest_int): Renamed function.
3498 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
3500 (input_cfg): Call renamed function.
3501 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
3503 (output_cfg): Call renamed function.
3504 * data-streamer.h: Add declarations.
3506 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3508 * tree-ssa-ccp.c (extend_mask): New param sgn.
3509 Remove ORing with wi::mask.
3510 (get_default_value): Adjust call to extend_mask to pass sign.
3511 (evaluate_stmt): Likewise.
3513 2016-08-06 Jakub Jelinek <jakub@redhat.com>
3515 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
3518 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3520 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
3521 transform if operand's type is pointer to function or method.
3523 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
3525 PR tree-optimization/18046
3526 * tree-ssa-threadedge.c: Include cfganal.h.
3527 (simplify_control_statement_condition): If simplifying a
3528 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
3529 with the dominating ASSERT_EXPR before handing it off to VRP.
3530 Mention that a CASE_LABEL_EXPR may be returned.
3531 (thread_around_empty_blocks): Adjust to handle
3532 simplify_control_statement_condition() returning a
3534 (thread_through_normal_block): Likewise.
3535 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
3536 a switch statement by trying to determine which case label
3539 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
3541 PR rtl-optimization/69847
3542 * lra-constraints.c (process_invariant_for_inheritance): Save
3543 pattern instead of src.
3544 (remove_inheritance_pseudos): Use the pattern. Add assert.
3546 2016-08-05 David Malcolm <dmalcolm@redhat.com>
3548 * input.c (string_concat::string_concat): New constructor.
3549 (string_concat_db::string_concat_db): New constructor.
3550 (string_concat_db::record_string_concatenation): New method.
3551 (string_concat_db::get_string_concatenation): New method.
3552 (string_concat_db::get_key_loc): New method.
3553 (class auto_cpp_string_vec): New class.
3554 (get_substring_ranges_for_loc): New function.
3555 (get_source_range_for_substring): New function.
3556 (get_num_source_ranges_for_substring): New function.
3557 (class selftest::lexer_test_options): New class.
3558 (struct selftest::lexer_test): New struct.
3559 (class selftest::ebcdic_execution_charset): New class.
3560 (selftest::ebcdic_execution_charset::s_singleton): New variable.
3561 (selftest::lexer_test::lexer_test): New constructor.
3562 (selftest::lexer_test::~lexer_test): New destructor.
3563 (selftest::lexer_test::get_token): New method.
3564 (selftest::assert_char_at_range): New function.
3565 (ASSERT_CHAR_AT_RANGE): New macro.
3566 (selftest::assert_num_substring_ranges): New function.
3567 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
3568 (selftest::assert_has_no_substring_ranges): New function.
3569 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
3570 (selftest::test_lexer_string_locations_simple): New function.
3571 (selftest::test_lexer_string_locations_ebcdic): New function.
3572 (selftest::test_lexer_string_locations_hex): New function.
3573 (selftest::test_lexer_string_locations_oct): New function.
3574 (selftest::test_lexer_string_locations_letter_escape_1): New function.
3575 (selftest::test_lexer_string_locations_letter_escape_2): New function.
3576 (selftest::test_lexer_string_locations_ucn4): New function.
3577 (selftest::test_lexer_string_locations_ucn8): New function.
3578 (selftest::uint32_from_big_endian): New function.
3579 (selftest::test_lexer_string_locations_wide_string): New function.
3580 (selftest::uint16_from_big_endian): New function.
3581 (selftest::test_lexer_string_locations_string16): New function.
3582 (selftest::test_lexer_string_locations_string32): New function.
3583 (selftest::test_lexer_string_locations_u8): New function.
3584 (selftest::test_lexer_string_locations_utf8_source): New function.
3585 (selftest::test_lexer_string_locations_concatenation_1): New
3587 (selftest::test_lexer_string_locations_concatenation_2): New
3589 (selftest::test_lexer_string_locations_concatenation_3): New
3591 (selftest::test_lexer_string_locations_macro): New function.
3592 (selftest::test_lexer_string_locations_stringified_macro_argument):
3594 (selftest::test_lexer_string_locations_non_string): New function.
3595 (selftest::test_lexer_string_locations_long_line): New function.
3596 (selftest::test_lexer_char_constants): New function.
3597 (selftest::input_c_tests): Call the new test functions once per
3598 case within the line_table test matrix.
3599 * input.h (struct string_concat): New struct.
3600 (struct location_hash): New struct.
3601 (class string_concat_db): New class.
3602 * substring-locations.h: New header.
3604 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
3606 PR tree-optimization/72810
3607 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
3608 the type of the case labels when truncating.
3610 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
3613 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
3614 (aarch64_fp16_ptr_type_node): Likewise.
3615 * config/aarch64/aarch64-simd-builtins.c
3616 (aarch64_fp16_ptr_type_node): Define.
3617 (aarch64_init_fp16_types): New, refactored out of...
3618 (aarch64_init_builtins): ...here, update to call
3619 aarch64_init_fp16_types.
3620 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
3622 (aapcs_vfp_sub_candidate): Likewise.
3624 2016-08-05 Martin Liska <mliska@suse.cz>
3625 Joshua Cranmer <Pidgeot18@gmail.com>
3627 * gcov.c (line_t::has_block): New function.
3628 (enum loop_type): New enum.
3629 (handle_cycle): New function.
3630 (unblock): Likewise.
3631 (circuit): Likewise.
3632 (get_cycles_count): Likewise.
3633 (accumulate_line_counts): Use new loop detection algorithm.
3635 2016-08-05 Martin Liska <mliska@suse.cz>
3637 * gcov.c (output_intermediate_file): Rename
3638 function_info::line_next to next_file_fn.
3639 (process_file): Likewise.
3640 (read_graph_file): Likewise.
3641 (accumulate_line_counts): Likewise.
3642 (output_lines): Likewise.
3644 2016-08-05 Richard Biener <rguenther@suse.de>
3646 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
3647 restriction on threading to a loop header.
3649 2016-08-05 Richard Biener <rguenther@suse.de>
3651 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
3652 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
3653 adjust loop info accordingly.
3655 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
3657 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
3658 before folding call to __builtin_constant_p with parameters to false.
3660 2016-08-05 Alan Modra <amodra@gmail.com>
3662 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
3663 code accidentally committed 2016-05-02 providing class when given
3666 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
3668 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
3669 the case label ranges that partially overlap with OP's value
3672 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
3675 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
3676 Cast builtin function result to __mmask16 instead of __mmask8.
3677 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
3678 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
3679 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
3681 2016-08-04 David Malcolm <dmalcolm@redhat.com>
3683 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
3684 (ASSERT_TRUE_AT): New macro.
3685 (ASSERT_FALSE): Reimplement in terms of...
3686 (ASSERT_FALSE_AT): New macro.
3687 (ASSERT_STREQ_AT): Fix typo in comment.
3689 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
3691 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
3692 labels are exhaustive, designate the label with the widest
3693 range to be the default label.
3695 2016-08-04 Andrew Pinski <apinski@cavium.com>
3697 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
3698 (thunderx_tunings): Use thunderx_vector_cost instead of
3699 generic_vector_cost.
3701 2016-08-04 Martin Liska <mliska@suse.cz>
3703 * gcov.c (main): Fix GNU coding style.
3704 (output_intermediate_file): Likewise.
3705 (process_file): Likewise.
3706 (generate_results): Likewise.
3707 (release_structures): Likewise.
3708 (create_file_names): Likewise.
3709 (find_source): Likewise.
3710 (read_graph_file): Likewise.
3711 (find_exception_blocks): Likewise.
3712 (canonicalize_name): Likewise.
3713 (make_gcov_file_name): Likewise.
3714 (mangle_name): Likewise.
3715 (accumulate_line_counts): Likewise.
3716 (output_branch_count): Likewise.
3717 (read_line): Likewise.
3719 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
3721 PR rtl-optimization/71779
3722 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
3723 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
3724 or if it was truncated.
3726 PR rtl-optimization/70903
3727 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
3729 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
3731 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
3732 accessing SSA_NAME_PTR_INFO.
3734 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
3737 * common/config/avr/avr-common.c (avr_option_optimization_table)
3738 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
3740 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
3743 * config/avr/avr.md: New pattern to work around do_store_flag
3744 generating shift instructions for bit extractions.
3746 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
3748 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
3750 (add_equivalence): Likewise.
3751 (get_value_range): Allocate value range with vrp_value_range_pool.
3752 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
3753 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
3755 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
3757 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
3758 the default for the rs6000 port.
3760 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
3763 * calls.c (special_function_p): Remove special handling of
3764 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
3765 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
3766 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
3768 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
3771 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
3772 Don't stop on regular insns.
3774 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
3776 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
3777 size to DImode boundary.
3778 (nvptx_propagate): Likewise.
3780 2016-08-03 Alan Modra <amodra@gmail.com>
3782 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
3783 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
3784 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
3785 from -mefficient-unaligned-vector. Note that this affects fp too.
3787 2016-08-03 Alan Modra <amodra@gmail.com>
3789 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
3792 2016-08-03 Alan Modra <amodra@gmail.com>
3794 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
3795 to a reg. Localize vars.
3797 2016-08-03 Alan Modra <amodra@gmail.com>
3799 * config/rs6000/rs6000.opt: Remove negatives from help strings
3802 2016-08-03 Alan Modra <amodra@gmail.com>
3804 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
3805 Delete duplicated code.
3807 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
3810 * lra-spills.c (regno_in_use_p): New.
3811 (lra_final_code_change): Use it.
3813 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
3815 PR rtl-optimization/69847
3816 * lra-int.h (struct lra-reg): Use restore_rtx instead of
3818 (lra_rtx_hash): New.
3819 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
3821 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
3822 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
3823 * lra-spills.c (lra_final_code_change): Don't delete insn when the
3824 next insn is USE with the same reg as the current insn source.
3825 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
3827 (lra_constraints_init): Call initiate_invariants.
3828 (lra_constraints_finish): Call finish_invariants.
3829 (struct invariant, invariant_t, invariant_ptr_t): New.
3830 (const_invariant_ptr_t, invariants, invariants_pool): New.
3831 (invariant_table, invariant_hash, invariant_eq_p): New.
3832 (insert_invariant, initiate_invariants, finish_invariants): New.
3833 (clear_invariants, invalid_invariant_regs): New.
3834 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
3835 instead of restore_regno.
3836 (invariant_p, process_invariant_for_inheritance): New.
3837 (inherit_in_ebb): Implement invariant inheritance.
3838 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
3839 (remove_inheritance_pseudos): Implement undoing invariant
3841 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
3842 instead of restore_regno.
3843 * lra-assigns.c (regno_live_length): New.
3844 (reload_pseudo_compare_func): Use regno_live_length.
3845 (assign_by_spills): Use restore_rtx instead of restore_regno.
3846 (lra_assign): Ditto. Initiate regno_live_length.
3848 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
3850 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
3851 __builtin_aarch64_fmindf.
3853 2016-08-02 Bin Cheng <bin.cheng@arm.com>
3855 PR tree-optimization/34114
3856 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
3857 information for more control IVs.
3859 2016-08-02 Bin Cheng <bin.cheng@arm.com>
3861 PR tree-optimization/34114
3862 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
3863 PLUS_EXPR case. Handle SSA_NAME case.
3865 2016-08-02 Tamar Christina <tamar.christina@arm.com>
3867 * config/aarch64/aarch64-simd-builtins.def
3868 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
3869 (__builtin_aarch64_fmaxdf): Likewise.
3870 (__builtin_aarch64_smin_nandf): Likewise.
3871 (__builtin_aarch64_smax_nandf): Likewise.
3872 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
3873 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
3874 (<fmaxmin><mode>3): ...this.
3875 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
3876 (vminnm_f64): Likewise.
3877 (vmin_f64): Likewise.
3878 (vmax_f64): Likewise.
3879 * config/aarch64/iterators.md (FMAXMIN): Merge with...
3880 (FMAXMIN_UNS): ...this.
3881 (fmaxmin): Merged with
3882 (fmaxmin_op): ...this...
3883 (maxmin_uns_op): ...in to this.
3885 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3887 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3888 Add support for vec_extract on vector float, vector int, vector
3889 short, and vector char vector types.
3890 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3891 vector float, vector int, vector short, and vector char
3892 optimizations on 64-bit ISA 2.07 systems for both constant and
3893 variable element numbers.
3894 (rs6000_split_vec_extract_var): Likewise.
3895 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
3896 Altivec registers on ISA 2.07 and above.
3897 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
3898 which never was matched due to the split occuring before register
3899 allocation (and the code would not have worked on little endian
3900 systems if it did match). Allow extracts to go to the Altivec
3901 registers if ISA 2.07 (power8). Change from using "" around the
3902 C++ code to using {}'s.
3903 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
3904 vec_extracts when the vector is in memory.
3905 (vsx_extract_v4sf_var): New insn to optimize vector float
3906 vec_extracts when the element number is variable on 64-bit ISA
3908 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
3909 for 64-bit ISA 2.07 as well as ISA 3.0.
3910 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
3911 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
3912 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
3913 optimize vector int, vector short, and vector char vec_extracts
3914 when the vector is in memory.
3915 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
3916 optimize vector int, vector short, and vector char vec_extracts
3917 when the element number is variable.
3919 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
3922 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
3923 does not overlap with other symbol flags.
3925 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
3927 * config/aarch64/aarch64.h (aarch64_frame):
3928 Remove padding0 and hardfp_offset. Add locals_offset,
3929 initial_adjust, callee_adjust, callee_offset and final_adjust.
3930 * config/aarch64/aarch64.c (aarch64_layout_frame):
3931 Remove unused padding0 and hardfp_offset initializations.
3932 Choose frame layout and set frame variables accordingly.
3933 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
3934 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
3935 (aarch64_pop_regs): Likewise.
3936 (aarch64_expand_prologue): Remove all decision code, just emit
3937 prolog according to frame variables.
3938 (aarch64_expand_epilogue): Remove all decision code, just emit
3939 epilog according to frame variables.
3940 (aarch64_initial_elimination_offset): Use offset to local/arg area.
3942 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
3945 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
3946 fix_debug_reg_uses after changing source register mode to
3947 V1TImode if source register is undefined.
3949 2015-08-01 Alan Hayward <alan.hayward@arm.com>
3951 PR tree-optimization/71818
3952 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
3953 with non invariant evolutions
3955 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
3958 * config/avr/avr.md (length) [branch]: Correct insn length
3959 attribute for forward branches.
3961 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
3963 * doc/extend.texi (AVR Built-in Functions): Document
3965 * config/avr/builtins.def (NOPS): New.
3966 * config/avr/avr.c (avr_expand_nops): New static function.
3967 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
3969 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3971 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
3972 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
3975 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
3977 * config/aarch64/aarch64.c (vulcan_tunings): Update
3978 vulcan L1 cache_line_size.
3980 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
3982 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
3983 function that takes a vector memory address, a hard register, an
3984 element number and a temporary base register, and recreates an
3985 address that points to the appropriate element within the vector.
3986 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
3987 (rs6000_split_vec_extract_var): Add support for the target of a
3988 vec_extract with variable element number being a scalar memory
3990 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
3992 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
3993 vsx_extract_<mode>_load insn with a new insn that optimizes
3994 storing either element to a memory location, using scratch
3995 registers to pick apart the vector and reconstruct the address.
3996 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
3997 (vsx_extract_<mode>_store): Rework alternatives to more correctly
3998 support Altivec registers. Add support for ISA 3.0 Altivec d-form
4000 (vsx_extract_<mode>_var): Add support for extracting a variable
4001 element number from memory.
4003 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
4005 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
4006 when testing for compares against constants of the form 0xabab.
4008 2016-07-29 Bin Cheng <bin.cheng@arm.com>
4010 PR tree-optimization/57558
4011 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
4013 (vect_loop_versioning): Support versioning with niter assumptions.
4014 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
4015 (vect_get_loop_niters): New parameter. Reimplement to support
4016 assumptions in loop niter info.
4017 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
4018 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
4019 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
4020 Support loop versioning for niters.
4021 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
4022 (vect_free_loop_info_assumptions): New function.
4023 (vectorize_loops): Free loop niter info for loops with flag
4024 LOOP_F_ASSUMPTIONS set if vectorization failed.
4025 * tree-vectorizer.h (struct _loop_vec_info): New field
4026 num_iters_assumptions.
4027 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
4028 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
4029 (LOOP_REQUIRES_VERSIONING): New macro.
4030 (vect_free_loop_info_assumptions): New decl.
4032 2016-07-29 Bin Cheng <bin.cheng@arm.com>
4034 * cfgloop.h (struct loop): New field constraints.
4035 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
4036 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
4038 * cfgloop.c (alloc_loop): Initialize new field.
4039 * cfgloopmanip.c (copy_loop_info): Copy constraints.
4040 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
4041 Adjust niter analysis wrto loop constraints.
4042 * doc/loop.texi (@node Number of iterations): Add description for loop
4045 2016-07-29 Marek Polacek <polacek@redhat.com>
4048 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
4049 (ix86_expand_round_builtin): Likewise.
4051 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
4052 Georg-Johann Lay <avr@gjlay.de>
4054 PR rtl-optimization/71976
4055 * combine.c (get_last_value): Return 0 if the argument for which
4056 the function is called has a wider mode than the recorded value.
4058 2016-07-29 Marek Polacek <polacek@redhat.com>
4061 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
4062 (altivec_expand_st_builtin): Likewise.
4064 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
4066 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
4067 introduced in r238381.
4069 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
4072 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
4073 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
4075 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
4077 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
4079 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4080 Add support for vec_extract of vector double or vector long having
4081 a variable element number on 64-bit ISA 2.07 systems or newer.
4082 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
4084 (rs6000_split_vec_extract_var): New function to split a
4085 vec_extract built-in function with variable element number.
4086 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
4088 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
4089 (UNSPEC_VSX_EXTRACT): Likewise.
4090 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
4091 direct move instructions to be generated on 64-bit ISA 2.07
4092 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
4094 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
4095 arguments for vec_extract variable element.
4096 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
4097 vec_extract with variable element on V2DFmode and V2DImode
4099 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
4100 -mupper-regs-df requirement, since it isn't needed.
4101 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
4102 do direct moves on 64-bit systems, which allows optimization of
4103 vec_extract on 64-bit ISA 2.07 systems and newer.
4105 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
4106 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
4108 * config/aarch64/aarch64.md
4109 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
4111 (<optab>qihi2_aarch64): Likewise, and split into two.
4112 (extendqihi2_aarch64): New.
4113 (zero_extendqihi2_aarch64): New.
4114 * config/aarch64/iterators.md (ldrxt): Remove.
4115 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
4118 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
4120 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
4122 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
4124 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
4125 (aarch64_push_reg): New function to push 1 or 2 registers.
4126 (aarch64_pop_reg): New function to pop 1 or 2 registers.
4127 (aarch64_expand_prologue): Use aarch64_push_regs.
4128 (aarch64_expand_epilogue): Use aarch64_pop_regs.
4130 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
4132 PR tree-optimization/71734
4133 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
4134 attribute instead of REF_LOOP and use it.
4135 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
4136 set it for Loops having non-zero safelen attribute.
4137 (ref_indep_loop_p): Pass zero as initial value for safelen.
4139 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
4143 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
4144 call using chkp_gimple_call_builtin_p.
4145 (chkp_copy_bounds_for_assign): Likewise.
4147 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4149 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
4150 * config/arm/arm-protos.h (struct tune_params): Likewise.
4151 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
4152 (cortex_a9_sched_adjust_cost): Likewise.
4153 (fa726te_sched_adjust_cost): Likewise.
4154 (arm_adjust_cost): Likewise.
4155 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
4156 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
4157 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
4158 * config/i386/i386.c (ix86_adjust_cost): Likewise.
4159 * config/ia64/ia64.c: Likewise.
4160 * config/m68k/m68k.c: Likewise.
4161 * config/mep/mep.c (mep_adjust_cost): Likewise.
4162 * config/microblaze/microblaze.c (microblaze_adjust_cost):
4164 * config/mips/mips.c (mips_adjust_cost): Likewise.
4165 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
4167 * config/pa/pa.c (pa_adjust_cost): Likewise.
4168 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
4169 (rs6000_debug_adjust_cost): Likewise.
4170 * config/sh/sh.c (sh_adjust_cost): Likewise.
4171 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
4172 (hypersparc_adjust_cost): Likewise.
4173 (sparc_adjust_cost): Likewise.
4174 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
4175 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
4176 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
4178 * config/visium/visium.c (visium_adjust_cost): Likewise.
4179 * doc/tm.texi: Regenerate.
4180 * haifa-sched.c (dep_cost_1): Adjust.
4181 * target.def: Merge adjust_cost and adjust_cost_2.
4183 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4185 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
4187 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4189 * store-motion.c (struct st_expr): Make pattern_regs a vector.
4190 (extract_mentioned_regs): Append to a vector instead of
4191 returning a rtx_expr_list.
4192 (st_expr_entry): Adjust.
4193 (free_st_expr_entry): Likewise.
4194 (store_ops_ok): Likewise.
4195 (store_killed_in_insn): Likewise.
4196 (find_moveable_store): Likewise.
4198 2016-07-28 Martin Liska <mliska@suse.cz>
4200 PR gcov-profile/68025
4201 * tree-profile.c (tree_profiling): Respect
4202 no_profile_instrument_function attribute.
4203 * doc/extend.texi: Document no_profile_instrument_function
4206 2016-07-28 Martin Liska <mliska@suse.cz>
4208 PR rtl-optimization/70944
4209 * combine.c (make_compound_operation):
4210 Do not allow make_compound_operation for vector mode
4212 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
4215 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
4216 before calling get_ops.
4218 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
4220 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
4221 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
4222 (BITS_PER_UNIT_LOG): Remove.
4223 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
4224 * expr.c (expand_assignment): Likewise.
4225 * stor-layout.c (initialize_sizetypes): Likewise.
4227 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
4229 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
4230 signature of rs6000_expand_vector_extract so that the element
4231 number is a RTX instead of a constant integer.
4232 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
4234 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
4235 (altivec_expand_vec_ext_builtin): Likewise.
4236 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
4237 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
4238 MFVSRLD instruction.
4240 2016-07-27 David Malcolm <dmalcolm@redhat.com>
4242 * input.c (get_pure_location): Move here from tree.c.
4243 (make_location): Likewise. Add header comment.
4244 (selftest::test_accessing_ordinary_linemaps): Verify
4245 pure_location_p, make_location, get_location_from_adhoc_loc and
4247 * input.h (get_pure_location): Move declaration here from tree.h.
4248 (get_finish): Likewise for inline function.
4249 (make_location): Likewise for declaration.
4250 * tree.c (get_pure_location): Move to input.c.
4251 (make_location): Likewise.
4252 * tree.h (get_pure_location): Move declaration to tree.h.
4253 (get_finish): Likewise for inline function.
4254 (make_location): Likewise for declaration.
4256 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4259 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
4261 2016-07-27 David Malcolm <dmalcolm@redhat.com>
4263 * system.h (STATIC_ASSERT): Use static_assert if building
4266 2016-07-27 Richard Biener <rguenther@suse.de>
4268 PR tree-optimization/72517
4269 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
4270 Revert change to not compute read-read dependences.
4272 2016-07-27 Richard Biener <rguenther@suse.de>
4274 * predict.c (set_even_probabilities): Make nedges unsigned.
4276 2016-07-27 Martin Liska <mliska@suse.cz>
4278 * predict.c (set_even_probabilities): Handle unlikely edges.
4279 (combine_predictions_for_bb): Likewise.
4281 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4284 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
4285 __float128 support when we don't have hardware support, so that
4286 the IEEE built-in functions like isgreater, first call __unordkf3
4287 to make sure neither operand is a NaN, and if both operands are
4288 ordered, do the normal comparison.
4290 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
4292 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
4294 (extract_code_and_val_from_cond_with_ops): Verify that name is
4295 either cond_op0 or cond_op1.
4297 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
4299 PR tree-optimization/18046
4300 * genmodes.c (emit_mode_size_inline): Emit an assert that
4301 verifies that mode is a valid array index.
4302 (emit_mode_nuinits_inline): Likewise.
4303 (emit_mode_inner_inline): Likewise.
4304 (emit_mode_unit_size_inline): Likewise.
4305 (emit_mode_unit_precision_inline): Likewise.
4306 * tree-vrp.c: Include params.h.
4307 (find_switch_asserts): Register edge assertions for the default
4308 label which correspond to the anti-ranges of each case label.
4309 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
4310 * doc/invoke.texi: Document it.
4312 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4314 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
4315 and unnecessary call to gimple_bb.
4317 2016-07-26 Richard Biener <rguenther@suse.de>
4319 PR rtl-optimization/71984
4320 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
4323 2016-07-26 Richard Biener <rguenther@suse.de>
4326 * expmed.c (extract_bit_field_1): Constrain the vector mode
4327 with element size matching the extraction mode size when
4328 choosing a better vector mode to do the extraction from.
4330 2016-07-26 Richard Biener <rguenther@suse.de>
4331 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4334 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
4337 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4339 * tree-ssa-structalias.c (struct scc_info): Change types of
4340 members to auto_sbitmap and auto_vec.
4341 (scc_info::scc_info): New constructor.
4342 (scc_info::~scc_info): New destructor.
4343 (init_scc_info): Remove.
4344 (free_scc_info): Remove.
4345 (find_indirect_cycles): Adjust.
4346 (perform_var_substitution): Likewise.
4347 (free_var_substitution_info): Likewise.
4349 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4351 * tree-outof-ssa.c (struct elim_graph): Change type of members
4352 to auto_vec and auto_sbitmap.
4353 (elim_graph::elim_graph): New constructor.
4354 (delete_elim_graph): Remove.
4355 (expand_phi_nodes): Adjust.
4357 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4359 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
4360 (new_elim_graph): Adjust.
4361 (clear_elim_graph): Likewise.
4362 (delete_elim_graph): Likewise.
4363 (elim_graph_size): Likewise.
4364 (elim_graph_add_node): Likewise.
4365 (elim_graph_add_edge): Likewise.
4366 (elim_graph_remove_succ_edge): Likewise.
4367 (eliminate_name): Likewise.
4368 (eliminate_build): Likewise.
4369 (elim_forward): Likewise.
4370 (elim_unvisited_predecessor): Likewise.
4371 (elim_backward): Likewise.
4372 (elim_create): Likewise.
4373 (eliminate_phi): Likewise.
4374 (expand_phi_nodes): Likewise.
4376 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4378 * bt-load.c (compute_out): Use auto_sbitmap class.
4379 (link_btr_uses): Likewise.
4380 * cfganal.c (mark_dfs_back_edges): Likewise.
4381 (post_order_compute): Likewise.
4382 (inverted_post_order_compute): Likewise.
4383 (pre_and_rev_post_order_compute_fn): Likewise.
4384 (single_pred_before_succ_order): Likewise.
4385 * cfgexpand.c (pass_expand::execute): Likewise.
4386 * cfgloop.c (verify_loop_structure): Likewise.
4387 * cfgloopmanip.c (fix_bb_placements): Likewise.
4388 (remove_path): Likewise.
4389 (update_dominators_in_loop): Likewise.
4390 * cfgrtl.c (break_superblocks): Likewise.
4391 * ddg.c (check_sccs): Likewise.
4392 (create_ddg_all_sccs): Likewise.
4393 * df-core.c (df_worklist_dataflow): Likewise.
4394 * dse.c (dse_step3): Likewise.
4395 * except.c (eh_region_outermost): Likewise.
4396 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4397 * gcse.c (prune_expressions): Likewise.
4398 (prune_insertions_deletions): Likewise.
4399 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
4400 * graph.c (draw_cfg_nodes_no_loops): Likewise.
4401 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
4402 * lcm.c (compute_earliest): Likewise.
4403 (compute_farthest): Likewise.
4404 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
4405 (unroll_loop_runtime_iterations): Likewise.
4406 (unroll_loop_stupid): Likewise.
4407 * lower-subreg.c (decompose_multiword_subregs): Likewise.
4408 * lra-lives.c: Likewise.
4409 * lra.c (lra): Likewise.
4410 * modulo-sched.c (schedule_reg_moves): Likewise.
4411 (optimize_sc): Likewise.
4412 (get_sched_window): Likewise.
4413 (sms_schedule_by_order): Likewise.
4414 (check_nodes_order): Likewise.
4415 (order_nodes_of_sccs): Likewise.
4416 (order_nodes_in_scc): Likewise.
4417 * recog.c (split_all_insns): Likewise.
4418 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
4419 * reload1.c (reload): Likewise.
4420 * sched-rgn.c (haifa_find_rgns): Likewise.
4421 (split_edges): Likewise.
4422 (compute_trg_info): Likewise.
4423 * sel-sched.c (init_seqno): Likewise.
4424 * store-motion.c (remove_reachable_equiv_notes): Likewise.
4425 * tree-into-ssa.c (update_ssa): Likewise.
4426 * tree-ssa-live.c (live_worklist): Likewise.
4427 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
4428 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4430 (try_peel_loop): Likewise.
4431 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
4433 * tree-ssa-pre.c (compute_antic): Likewise.
4434 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
4435 * tree-stdarg.c (reachable_at_most_once): Likewise.
4436 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
4437 * var-tracking.c (vt_find_locations): Likewise.
4439 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4441 * sbitmap.h (auto_sbitmap): New class.
4443 2016-07-26 Alan Modra <amodra@gmail.com>
4446 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
4449 2016-07-25 David Malcolm <dmalcolm@redhat.com>
4451 * input.c (selftest::temp_source_file::temp_source_file): Fix
4452 missing "%s" in fprintf.
4454 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
4457 * cselib.c (cselib_process_insn): Invalidate argument slots for
4460 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4462 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
4463 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
4464 vmulxh_lane_f16, vmulxh_laneq_f16): New.
4466 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4468 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
4469 * config/aarch64/aarch64.md (fma, fnma): Support HF.
4470 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
4472 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4474 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
4475 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
4477 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
4478 (add<mode>3): Likewise.
4479 (sub<mode>3): Likewise.
4480 (mul<mode>3): Likewise.
4481 (div<mode>3): Likewise.
4482 (*div<mode>3): Likewise.
4483 (<fmaxmin><mode>3): Extend to HF.
4484 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
4485 (fabd<mode>3): Likewise.
4486 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
4487 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
4488 (aarch64_fmulx<mode>): Likewise.
4489 (aarch64_fac<optab><mode>): Likewise.
4490 (aarch64_frecps<mode>): Likewise.
4491 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
4492 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
4493 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
4494 (VSDQ_HSDI): Support HI.
4495 (fcvt_target, FCVT_TARGET): Likewise.
4496 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
4497 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
4498 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
4499 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
4500 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
4501 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
4502 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
4505 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4507 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
4508 * config/aarch64/aarch64-builtins.c (hi_UP): New.
4509 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
4510 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
4512 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
4513 (aarch64_cm<optab><mode>): Likewise.
4514 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
4515 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
4516 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
4517 (sqrt<mode>2): Likewise.
4518 (*sqrt<mode>2): Likewise.
4519 (abs<mode>2): Likewise.
4520 (<optab><mode>hf2): New pattern for HF mode.
4521 (<optab>hihf2): Likewise.
4522 * config/aarch64/arm_neon.h: Include arm_fp16.h.
4523 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
4524 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
4526 * config/aarch64/arm_fp16.h: New file.
4527 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
4528 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
4529 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
4530 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
4531 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
4532 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
4533 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
4534 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
4535 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
4536 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
4537 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
4538 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
4541 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4543 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
4544 reduc_smin_scal_): Use VDQIF_F16.
4545 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
4546 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
4548 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
4549 * config/aarch64/iterators.md (VDQIF_F16): New.
4550 (vp): Support HF modes.
4551 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
4552 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
4554 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4556 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
4557 "*aarch64_mulx_elt_from_dup<mode>".
4558 (*aarch64_mul3_elt<mode>): Update schedule type.
4559 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
4560 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
4561 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
4562 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
4563 (f, fp): Support HF modes.
4564 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
4565 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
4566 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
4567 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
4568 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
4569 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
4571 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4573 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
4574 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
4576 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
4579 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4581 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
4582 * config/aarch64/aarch64-simd.md
4583 (aarch64_rsqrts<mode>): Extend to HF modes.
4584 (fabd<mode>3): Likewise.
4585 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
4586 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
4587 (aarch64_<maxmin_uns>p<mode>): Likewise.
4588 (<su><maxmin><mode>3): Likewise.
4589 (<maxmin_uns><mode>3): Likewise.
4590 (<fmaxmin><mode>3): Likewise.
4591 (aarch64_faddp<mode>): Likewise.
4592 (aarch64_fmulx<mode>): Likewise.
4593 (aarch64_frecps<mode>): Likewise.
4594 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
4595 (add<mode>3): Extend to HF modes.
4596 (sub<mode>3): Likewise.
4597 (mul<mode>3): Likewise.
4598 (div<mode>3): Likewise.
4599 (*div<mode>3): Likewise.
4600 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
4602 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
4603 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
4604 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
4605 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
4606 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
4607 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
4608 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
4609 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
4610 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
4611 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
4612 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
4613 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
4614 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
4615 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
4617 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4619 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
4620 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
4621 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
4622 (neg<mode>2): Likewise.
4623 (abs<mode>2): Likewise.
4624 (<frint_pattern><mode>2): Likewise.
4625 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
4626 (<optab><VDQF:mode><fcvt_target>2): Likewise.
4627 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
4628 (ftrunc<VDQF:mode>2): Likewise.
4629 (<optab><fcvt_target><VDQF:mode>2): Likewise.
4630 (sqrt<mode>2): Likewise.
4631 (*sqrt<mode>2): Likewise.
4632 (aarch64_frecpe<mode>): Likewise.
4633 (aarch64_cm<optab><mode>): Likewise.
4634 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
4636 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
4637 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
4639 * config/aarch64/arm_neon.h (vdup_n_f16): New.
4640 (vdupq_n_f16): Likewise.
4641 (vld1_dup_f16): Use vdup_n_f16.
4642 (vld1q_dup_f16): Use vdupq_n_f16.
4643 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
4644 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
4645 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
4646 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
4647 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
4648 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
4649 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
4650 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
4651 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
4652 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
4653 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
4654 vsqrt_f16, vsqrtq_f16): New.
4656 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4658 * config/aarch64/aarch64-simd.md
4659 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
4660 (aarch64_ext<mode>): Likewise.
4661 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
4662 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
4663 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
4665 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
4667 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
4668 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
4669 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
4670 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
4671 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
4672 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
4673 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
4675 (vmov_n_f16): Reimplement using vdup_n_f16.
4676 (vmovq_n_f16): Reimplement using vdupq_n_f16..
4678 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4680 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
4681 "frame_related_p". Generate CFA annotation when it's necessary.
4682 (aarch64_expand_prologue): Use aarch64_add_constant.
4683 (aarch64_expand_epilogue): Likewise.
4684 (aarch64_output_mi_thunk): Pass "false" when calling
4685 aarch64_add_constant.
4687 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4689 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
4692 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4694 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
4695 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
4696 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
4697 (aarch64_build_constant): Delete.
4699 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
4702 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
4704 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
4705 flag_toplevel_reorder.
4707 2016-07-25 Richard Biener <rguenther@suse.de>
4709 * cgraph.c (cgraph_node::verify_node): Compare against builtin
4710 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
4711 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
4712 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
4713 (streamer_get_builtin_tree): Likewise.
4714 (streamer_write_builtin): Likewise.
4715 * lto-streamer.h (LTO_builtin_decl): Remove.
4716 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
4717 (lto_input_scc): Remove LTO_builtin_decl handling.
4718 (lto_input_tree_1): Liekwise.
4719 * lto-streamer-out.c (lto_output_tree_1): Remove special
4720 handling of builtins.
4721 (DFS::DFS): Likewise.
4722 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
4723 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
4725 (streamer_write_builtin): Remove.
4727 2016-07-25 Martin Liska <mliska@suse.cz>
4729 * lto-cgraph.c (input_symtab): Don't call get_working_sets
4730 if flag_auto_profile is set to true.
4732 2016-07-25 Martin Liska <mliska@suse.cz>
4734 PR gcov-profile/71868
4735 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
4736 have a function with multiple latches, count them all.
4738 2016-07-25 Martin Liska <mliska@suse.cz>
4740 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
4742 2016-07-25 Martin Liska <mliska@suse.cz>
4744 PR tree-optimization/71987
4745 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
4746 just for SSA_NAMEs. Fix GNU coding style.
4748 2016-07-25 Martin Liska <mliska@suse.cz>
4750 PR gcov-profile/64874
4751 * gcov-io.h: Update command about file format.
4752 * gcov-iov.c (main): Adapt the numbering scheme.
4754 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4757 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
4758 whose result is used in PHI.
4759 (final_range_test_p): Likewise.
4760 (maybe_optimize_range_tests): Likewise.
4762 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
4764 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4765 Reformat two multi-line strings.
4767 2016-07-22 Martin Sebor <msebor@redhat.com>
4769 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
4771 2016-07-22 Martin Sebor <msebor@redhat.com>
4774 * doc/extend.texi (Compound Literals): Correct and clarify.
4775 (Cast to Union): Same.
4777 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
4779 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
4780 comments to explain why certain error messages make mention of
4781 undocumented options.
4782 (rs6000_invalid_builtin): Change error messages to replace mention
4783 of undocumented options with mention of the -mcpu=power9 option
4784 that enables those undocumented options.
4785 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
4786 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
4787 definition of this macro to correct an existing error.
4788 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
4789 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
4790 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
4791 descriptions of built-in functions so that they depend on
4792 -mcpu=power9 instead of on the corresponding undocumented flags.
4793 * doc/invoke.texi (Option Summary): Remove all mention of newly
4795 (IBM RS/6000 and PowerPC Options): Likewise.
4796 * doc/md.texi (Constraints for Particuliar Machines): Remove all
4797 mention of newly undocumented flags.
4799 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
4801 * ipa-cp.c (determine_versionability): Do not create constprop clones,
4802 when target_clones attribute is set.
4804 2016-07-22 Bin Cheng <bin.cheng@arm.com>
4806 * common.opt (funsafe-loop-optimizations): Mark ignore.
4807 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
4808 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
4810 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
4811 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
4813 2016-07-22 Bin Cheng <bin.cheng@arm.com>
4815 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
4817 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
4819 (number_of_iterations_exit): Warn missed loop optimization for
4820 possible infinite loops.
4822 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
4825 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
4826 when to emit a ".machine" pseudo-op.
4828 2016-07-22 Martin Liska <mliska@suse.cz>
4830 PR gcov-profile/69028
4831 PR gcov-profile/62047
4832 * coverage.c (coverage_compute_lineno_checksum): Do not
4833 calculate checksum for fns w/o xloc.file.
4834 (coverage_compute_profile_id): Likewise.
4836 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
4838 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
4839 (avr_secondary_reload): ...and implementation.
4840 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
4841 * config/avr/avr.md (reload_in<mode>): Remove insns.
4842 (adjust_len) [lpm]: Remove insn attribute value.
4843 * config/avr/predicates.md (flash_operand): Remove insn predicate.
4845 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4848 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
4850 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
4851 * calls.c (special_function_p): Remove the special handling of the
4852 "__builtin_" prefix.
4854 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4857 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
4858 if STMT may be an alloca call.
4859 (gimple_alloca_call_p, alloca_call_p): Return only true for the
4860 builtin alloca call.
4861 * calls.h (gimple_maybe_alloca_call_p): New function.
4862 * tree-inline.c (inline_forbidden_p_stmt): Use
4863 gimple_maybe_alloca_call_p here.
4865 2016-07-21 David Malcolm <dmalcolm@redhat.com>
4867 * spellcheck-tree.c (best_macro_match::best_macro_match):
4868 Explictly specify the template arguments when invoking the base
4869 class constructor, to help older C++ compilers.
4871 2016-07-21 Jakub Jelinek <jakub@redhat.com>
4874 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
4875 before builtin_decl_implicit.
4877 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
4879 * optabs.c (emit_condiitonal_move): Short circuit for identical
4882 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
4884 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
4885 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
4886 (noce_conversion_profitable_p): New.
4887 (noce_try_store_flag_constants): Use it.
4888 (noce_try_addcc): Likewise.
4889 (noce_try_store_flag_mask): Likewise.
4890 (noce_try_cmove): Likewise.
4891 (noce_try_cmove_arith): Likewise.
4892 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
4894 (noce_convert_multiple_sets): Move cost model to here, from...
4895 (bb_ok_for_noce_convert_multiple_sets) ...here.
4896 (noce_process_if_block): Update calls for above changes.
4897 (noce_find_if_block): Record new noce_if_info parameters.
4899 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
4901 * target.def (max_noce_ifcvt_seq_cost): New.
4902 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
4903 * doc/tm.texi: Regenerate.
4904 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
4905 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
4906 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
4907 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
4908 * doc/invoke.texi: Document new params.
4910 2016-07-21 Richard Biener <rguenther@suse.de>
4912 PR tree-optimization/71947
4913 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
4914 ranges have useful limit_vr information.
4916 2016-07-21 Richard Biener <rguenther@suse.de>
4918 * function-tests.c (build_trivial_generic_function): Set
4919 BLOCK_SUPERCONTEXT of DECL_INITIAL.
4920 * omp-low.c (create_omp_child_function): Likewise.
4921 (grid_expand_target_grid_body): Likewise.
4922 * cgraphunit.c (init_lowered_empty_function): Likewise.
4923 (cgraph_node::expand_thunk): Likewise.
4924 * tree-parloops.c (create_loop_fn): Likewise.
4925 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
4927 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4929 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
4932 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
4934 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
4935 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
4936 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
4937 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
4938 values for insn attribute.
4939 * config/avr/avr.c (avr_out_insert_notbit): New function.
4940 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
4941 ADJUST_LEN_INSV_NOTBIT_0/_7.
4942 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
4944 2016-07-21 Bin Cheng <bin.cheng@arm.com>
4946 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
4947 (chrec_convert_1, chrec_convert): Ditto.
4948 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
4949 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
4950 * tree-vrp.c (adjust_range_with_scev): Ditto.
4951 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
4952 (scev_var_range_cant_overflow): New function.
4953 (scev_probably_wraps_p): New parameter. Call above function.
4954 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
4956 2016-07-21 Bin Cheng <bin.cheng@arm.com>
4958 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
4959 by removing computation of may_be_zero.
4961 2016-07-21 Jakub Jelinek <jakub@redhat.com>
4963 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
4965 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
4967 Improving concepts performance and diagnostics.
4968 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
4969 for constraint satisfaction and subsumption.
4970 * timevar.h (auto_timevar): New constructor that matches the push/pop
4971 pattern of usage in pt.c.
4973 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
4975 * hwint.h (HOST_WIDE_INT_0): New define.
4976 (HOST_WIDE_INT_0U): Ditto.
4977 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
4978 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
4979 * simplify-rtx.c: Ditto.
4980 * tree-object-size.c: Ditto.
4982 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4984 * config/s390/s390.c (s390_encode_section_info): Remove mode size
4987 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
4989 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
4990 * combine.c: Use HOST_WIDE_INT_M1U instead of
4991 ~(unsigned HOST_WIDE_INT) 0.
4992 * double-int.h: Ditto.
4994 * dwarf2asm.c:Ditto.
4996 * genmodes.c: Ditto.
4998 * read-rtl.c: Ditto.
4999 * tree-ssa-loop-ivopts.c: Ditto.
5000 * tree-ssa-loop-prefetch.c: Ditto.
5001 * tree-vect-generic.c: Ditto.
5002 * tree-vect-patterns.c: Ditto.
5005 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
5007 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
5008 constant addresses outside [0,0xc0] into a register.
5009 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
5010 cases where the base address register is unused after.
5011 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
5012 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
5013 (avr_out_store_psi_reg_disp_tiny): Same.
5015 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
5017 Implement attribute progmem on reduced Tiny cores by adding
5018 flash offset 0x4000 to respective symbols.
5021 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
5022 documentation how it works on reduced Tiny cores.
5023 (AVR Named Address Spaces): No support for reduced Tiny.
5024 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
5025 (avr_address_tiny_pm_p): New static function.
5026 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
5027 if the address is in progmem.
5028 (avr_assemble_integer): Same.
5029 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
5030 for symbol_ref in progmem.
5031 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
5032 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
5033 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
5035 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
5037 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
5038 * configure: Regenerate.
5039 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
5040 (USE_THIN_ARCHIVES): New variable.
5041 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
5042 this archive as a thin archive.
5044 2016-07-20 David Malcolm <dmalcolm@redhat.com>
5046 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
5047 same location as last time, don't skip if we have fix-it hints.
5048 Clarify the skipping logic by converting it from one "if" clause
5049 to repeated "if" clauses.
5050 * spellcheck-tree.c: Include "cpplib.h".
5051 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
5052 (best_macro_match::best_macro_match): New constructor.
5053 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
5054 Move here from c/c-decl.c.
5055 (class best_macro_match): Move here from c/c-decl.c, converting
5056 from a typedef to a subclass, gaining a ctor.
5058 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
5060 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
5061 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
5063 (avr_addr_space_diagnose_usage): ...and implementation.
5064 (avr_addr_space_supported_p): New function.
5065 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
5066 report bad address space usage if that space is supported.
5067 (avr_insert_attributes): Same. No more complain about unsupported
5069 * config/avr/avr-c.c (tm_p.h): Include it.
5070 (avr_cpu_cpp_builtins): Only define addr-space related built-in
5071 macro if avr_addr_space_supported_p.
5073 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
5075 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
5076 flag_toplevel_reorder.
5078 2016-07-20 David Malcolm <dmalcolm@redhat.com>
5080 * gcc-rich-location.c
5081 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
5083 * gcc-rich-location.h
5084 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
5086 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
5088 * target.def (addr_space): Add new diagnose_usage to hook vector.
5089 * targhooks.c (default_addr_space_diagnose_usage): Add default
5090 implementation and...
5091 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
5092 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
5093 is some address space, call targetm.addr_space.diagnose_usage.
5094 * doc/tm.texi.in (Named Address Spaces): Add anchor for
5095 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
5096 * doc/tm.texi: Regenerate.
5098 2016-07-20 Martin Liska <mliska@suse.cz>
5101 * graphite-isl-ast-to-gimple.c (later_of_the_two):
5102 Properly handly PHI stmts.
5104 2016-07-20 Bin Cheng <bin.cheng@arm.com>
5106 PR tree-optimization/71503
5107 PR tree-optimization/71683
5108 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
5111 2016-07-20 Martin Liska <mliska@suse.cz>
5113 * doc/invoke.texi (-fipa-ra): Document when the option is
5114 disabled. Fix a typo.
5116 2016-07-20 Martin Liska <mliska@suse.cz>
5118 * Makefile.in: Include fibonacci_heap.c
5119 * fibonacci_heap.c: New file.
5120 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
5121 (fibonacci_heap::union_with): Fix deletion of the second heap.
5122 * selftest-run-tests.c (selftest::run_tests): Incorporate
5123 fibonacci heap tests.
5124 * selftest.h: Declare fibonacci_heap_c_tests.
5126 2016-07-20 Martin Liska <mliska@suse.cz>
5128 * selftest-run-tests.c (selftest::run_tests): New function.
5129 * selftest.h (sreal_c_tests): Declare.
5130 * sreal.c (sreal_verify_basics): New function.
5131 (verify_aritmetics): Likewise.
5132 (sreal_verify_arithmetics): Likewise.
5133 (verify_shifting): Likewise.
5134 (sreal_verify_shifting): Likewise.
5135 (void sreal_c_tests): Likewise.
5137 2016-07-19 Jakub Jelinek <jakub@redhat.com>
5139 PR rtl-optimization/71916
5140 * cfgrtl.c (contains_no_active_insn_p): Return false also for
5141 bb which have a single succ fake edge.
5143 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
5146 * dwarf2out.c (gen_subprogram_die): Only call
5147 gen_unspecified_parameters_die while dumping early dwarf.
5149 2016-07-19 Jakub Jelinek <jakub@redhat.com>
5152 * gimple-fold.c (fold_builtin_memory_op): Use
5153 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
5155 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
5157 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
5158 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
5159 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
5160 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
5164 * double-int.c: Ditto.
5166 * dwarf2out.c: Ditto.
5169 * fold-const.c: Ditto.
5170 * function.c: Ditto.
5172 * genmodes.c: Ditto.
5176 * loop-doloop.c: Ditto.
5177 * loop-invariant.c: Ditto.
5184 * simplify-rtx.c: Ditto.
5185 * stor-layout.c: Ditto.
5187 * tree-ssa-loop-ivopts.c: Ditto.
5188 * tree-vect-generic.c: Ditto.
5189 * tree-vect-patterns.c: Ditto.
5194 * wide-int-print.cc: Ditto.
5195 * wide-int.cc: Ditto.
5196 * wide-int.h: Ditto.
5198 2016-07-19 David Malcolm <dmalcolm@redhat.com>
5200 * selftest.c (selftest::assert_streq): Handle NULL values of
5201 val_actual and val_expected.
5203 2016-07-19 Martin Jambor <mjambor@suse.cz>
5206 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
5207 rather than cgraph_create_node to get a call graph node.
5209 2016-07-19 Richard Biener <rguenther@suse.de>
5211 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
5212 handle all tcc_constant bases and valueize SSA names.
5213 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
5216 2016-07-19 David Malcolm <dmalcolm@redhat.com>
5218 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
5219 the flags of the exit block and bb2, not just the entry block.
5221 2016-07-19 Richard Biener <rguenther@suse.de>
5223 PR tree-optimization/71901
5224 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
5225 align member, group stuff with the bitfield.
5226 (vn_ref_op_align_unit): New inline.
5227 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
5228 record element alignment and operand 3 unchanged.
5229 (ao_ref_init_from_vn_reference): Adjust.
5230 (valueize_refs_1): Likewise.
5231 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
5233 2016-07-19 Richard Biener <rguenther@suse.de>
5235 PR tree-optimization/71908
5236 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
5237 symbolic constants in a more reliable way.
5239 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
5241 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
5243 (vect_update_inits_of_drs): Likewise.
5244 (vect_create_cond_for_alias_checks): Likewise.
5245 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
5247 2016-07-19 Richard Biener <rguenther@suse.de>
5250 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
5251 with an abstract origin that is not an inlined function outer
5252 scope add a self-reference as abstract origin.
5253 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
5255 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5258 * config/rs6000/rs6000.c (rs6000_function_value): Fix
5259 unintentional System V.4 structure return breakage for structures
5260 with a single floating point element.
5262 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
5264 PR tree-optimization/71734
5265 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
5266 contains REF, use it to check safelen, assume that safelen value
5267 must be greater 1, fix style.
5268 (ref_indep_loop_p_2): Add REF_LOOP argument.
5269 (ref_indep_loop_p): Pass LOOP as additional argument to
5272 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
5274 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
5275 allocation in the prologue.
5276 * explow.c (get_dynamic_stack_base): New function to return an address
5277 expression for the dynamic stack base.
5278 (get_dynamic_stack_size): New function to do the required dynamic stack
5279 space size calculations.
5280 (allocate_dynamic_stack_space): Use new functions.
5281 (align_dynamic_address): Move some code from
5282 allocate_dynamic_stack_space to new function.
5283 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
5285 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5287 * config/s390/s390.c (s390_encode_section_info): Always set
5288 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
5291 2016-07-18 Richard Biener <rguenther@suse.de>
5293 PR tree-optimization/71893
5294 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
5295 for sizetype cast added by array_ref_element_size.
5296 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5298 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
5300 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
5301 register parameters. Remove code to initialize argument pointer
5302 on TARGET_64BIT. Optimize call to _mcount when it can be reached
5303 using a pc-relative branch. Cleanup conditional code.
5304 * config/pa/pa.md (call_mcount): New expander.
5305 (call_mcount_nonpic): New insn.
5306 (call_mcount_pic): New insn and split.
5307 (call_mcount_pic_post_reload): New insn.
5308 (call_mcount_64bit): New insn and split.
5309 (call_mcount_64bit_post_reload): New insn.
5311 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
5313 * config/avr/predicates.md (const_m255_to_m1_operand): New.
5314 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
5315 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
5316 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
5317 (*usum_widenqihi3, *udiff_widenqihi3)
5318 (*addhi3_zero_extend.const): New combiner insns.
5319 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
5320 just 1 bit is affected.
5321 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
5322 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
5324 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
5326 * omp-low.c (lower_omp_target): Mark data clauses with
5327 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
5328 zero-length subarrays.
5330 2016-07-15 Richard Biener <rguenther@suse.de>
5332 PR tree-optimization/71881
5333 * tree-loop-distribution.c (destroy_loop): Remove blocks in
5334 reverse DOM order to make debug temp generation happy.
5336 2016-07-15 Richard Biener <rguenther@suse.de>
5338 PR tree-optimization/71887
5339 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
5340 verify it is not zero for division / modulo handling.
5341 (value_replacement): Adjust.
5343 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
5344 Julian Brown <julian@codesourcery.com>
5346 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
5347 * config/aarch64/aarch64-cost-tables.h
5348 (vulcan_extra_costs): New variable.
5349 * config/aarch64/aarch64.c
5350 (vulcan_addrcost_table): Likewise.
5351 (vulcan_regmove_cost): Likewise.
5352 (vulcan_vector_cost): Likewise.
5353 (vulcan_branch_cost): Likewise.
5354 (vulcan_tunings): Likewise.
5356 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
5358 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
5359 (output_in_order): Loop over undefined variables too. Output them
5360 via assemble_undefined_decl. Skip variables that correspond to hard
5361 registers or have value-exprs.
5362 * varpool.c (symbol_table::output_variables): Handle undefined
5363 variables together with defined ones.
5365 2016-07-15 Richard Biener <rguenther@suse.de>
5367 * tree-ssa-pre.c (get_representative_for): Make sure to return
5368 the value number of SSA names.
5369 (phi_translate_1): get_representative_for cannot return NULL.
5370 (do_pre_regular_insertion): Remove redundant call to
5371 fully_constant_expression.
5372 (do_pre_partial_partial_insertion): Likewise.
5374 2016-07-15 Bin Cheng <bin.cheng@arm.com>
5376 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
5377 (derive_simple_iv_with_niters): New function.
5378 (simple_iv): Rewrite using simple_iv_with_niters.
5379 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
5380 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
5382 (number_of_iterations_exit): Rewrite using above function.
5383 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
5386 2016-07-15 Richard Biener <rguenther@suse.de>
5388 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
5391 2016-07-14 Jakub Jelinek <jakub@redhat.com>
5393 PR tree-optimization/71872
5394 * tree-data-ref.c (get_references_in_stmt): Ignore references
5395 with is_gimple_constant get_base_address.
5397 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
5399 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
5400 (TARGET_HAVE_LDACQD): New macro.
5401 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
5402 than TARGET_HAVE_LDACQ.
5403 (arm_load_acquire_exclusivedi): Likewise.
5404 (arm_store_release_exclusivedi): Likewise.
5406 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
5408 PR rtl-optimization/71878
5409 * lra-constraints.c (match_reload): Pass information about other
5410 output operands. Create new unique register value if matching input
5411 operand shares same register value as output operand being considered.
5412 (curr_insn_transform): Record output operands already processed.
5414 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5417 PR tree-optimization/70923
5418 * tree-vect-patterns.c: Include mult-synthesis.h.
5419 (target_supports_mult_synth_alg): New function.
5420 (synth_lshift_by_additions): Likewise.
5421 (apply_binop_and_append_stmt): Likewise.
5422 (vect_synth_mult_by_constant): Likewise.
5423 (target_has_vecop_for_code): Likewise.
5424 (vect_recog_mult_pattern): Use above functions to synthesize vector
5425 multiplication by integer constants.
5427 2016-07-14 Alan Modra <amodra@gmail.com>
5429 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
5430 gpr alternatives. Correct '*' placement on Y,r alternative.
5431 Add '*' on operand 1 of r,r alternative.
5433 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5435 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
5436 * expmed.h: ... Here.
5438 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
5440 * gimple.h (stmt_can_terminate_bb_p): New function.
5441 * tree-cfg.c (need_fake_edge_p): Rename to ...
5442 (stmt_can_terminate_bb_p): ... this; return true if stmt can
5443 throw external; handle const and pure calls.
5444 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
5446 2016-07-14 Richard Biener <rguenther@suse.de>
5448 PR tree-optimization/71866
5449 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
5450 (do_hoist_insertion): Avoid endless recursion when we
5451 didn't insert anything because we managed to simplify
5452 things down to a constant or SSA name.
5453 (fully_constant_expression): Re-write in terms of ...
5454 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
5455 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
5456 vn_nary_build_or_lookup_1.
5457 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
5458 (vn_nary_build_or_lookup): ... this which now wraps it.
5460 2016-07-14 Alan Modra <amodra@gmail.com>
5463 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
5464 with p9_vector override before power9-dform override.
5466 2016-07-13 Andi Kleen <ak@linux.intel.com>
5468 * value-prof.c (gimple_value_profile_transformations): Don't run
5469 when auto_profile is on.
5471 2016-07-13 Andi Kleen <ak@linux.intel.com>
5473 * auto-profile.c (update_inlined_ind_target,
5474 afdo_indirect_call): Print information to dump file.
5476 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
5478 * genrecog.c (special_predicate_operand_p): New function.
5479 (predicate_name): Move function.
5480 (validate_pattern): Don't warn about missing mode for all
5481 define_special_predicate predicates.
5483 2016-07-13 Bin Cheng <bin.cheng@arm.com>
5485 * tree-vect-data-refs.c (vect_no_alias_p): New function.
5486 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
5487 resolve alias checks which are known at compilation time.
5488 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
5489 alias checks are resolved. Move dump info for too many runtime
5490 alias checks to here...
5491 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
5493 2016-07-13 Richard Biener <rguenther@suse.de>
5495 PR tree-optimization/24574
5496 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
5497 position and add shift, rotate, divison and modulo support
5499 (value_replacement): Pass in argument position to absorbing_element_p.
5501 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
5504 * ipa-inline-transform.c (inline_call): Support
5505 instrumented thunks.
5507 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
5509 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
5510 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
5512 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
5513 Baseline. Make initial alternative TARGET_32BIT only.
5514 (udivsi3): Likewise.
5515 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
5516 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
5519 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
5521 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
5522 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
5523 availability with TARGET_HAVE_MOVT.
5524 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
5525 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
5526 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
5528 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
5529 extra instruction if MOVW is available. Use a cost variable
5530 incremented by COSTS_N_INSNS (1) when the condition match rather than
5531 returning an arithmetic expression based on COSTS_N_INSNS. Make
5532 constant with bottom half word zero cost 2 instruction if MOVW is
5534 * config/arm/arm.md (define_attr "arch"): Add v8mb.
5535 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
5536 target is ARMv8-M Baseline.
5537 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
5538 (arm_movtas_ze): Likewise.
5539 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
5540 alternative for constants satisfying j constraint.
5541 (thumb1_movsi_insn): Likewise.
5542 (movsi splitter for K alternative): Tighten condition to not trigger
5543 if movt is available and j constraint is satisfied.
5544 (Pe immediate splitter): Likewise.
5545 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
5546 constant fitting in an halfword to use MOVW.
5547 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
5550 2016-07-13 Richard Biener <rguenther@suse.de>
5553 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
5554 gimplifying the LHS. Make sure to gimplify a returning twice
5555 call LHS without using SSA names.
5557 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5559 * tree-data-ref.c (find_data_references_in_stmt): Remove
5560 unnecessary call to vec::release.
5561 (graphite_find_data_references_in_stmt): Likewise.
5562 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
5563 * tree-vect-stmts.c (vectorizable_condition): Likewise.
5565 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5567 * cfgexpand.c (expand_used_vars): Make the type of a local
5569 * genmatch.c (lower_for): Likewise.
5570 * haifa-sched.c (haifa_sched_init): Likewise.
5571 (add_to_speculative_block): Likewise.
5572 (create_check_block_twin): Likewise.
5573 * predict.c (handle_missing_profiles): Likewise.
5574 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
5575 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
5576 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
5578 (maybe_lower_iteration_bound): Likewise.
5579 * tree-ssa-sccvn.c (DFS): Likewise.
5580 * tree-stdarg.c (reachable_at_most_once): Likewise.
5581 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
5582 (vectorizable_store): Likewise.
5584 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5586 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
5587 (sccvn_dom_walker): make cond_stack an auto_vec.
5589 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5591 * ree.c (struct ext_state): Make type of members auto_vec.
5592 (find_and_remove_re): Adjust.
5594 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5596 * cfgexpand.c (struct stack_vars_data): Make type of fields
5598 (expand_used_vars): Adjust.
5600 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5602 * ipa.c (record_cdtor_fn): Adjust.
5603 (build_cdtor_fns): Likewise.
5604 (ipa_cdtor_merge): Make static_ctors and static_dtors local
5607 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5609 * genextract.c (struct accum_extract): Add constructor and make
5613 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5615 * tree.c (struct free_lang_data_d): Add constructor and change
5616 types of members to ones that automatically manage resources.
5617 (fld_worklist_push): Adjust.
5618 (find_decls_types): Likewise.
5619 (find_decls_types_in_eh_region): Likewise.
5620 (free_lang_data_in_cgraph): Stop manually creating and
5621 destroying members of free_lang_data_d.
5623 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
5625 PR rtl-optimization/68961
5626 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
5627 peephole variant. Use sse_reg_operand predicates.
5629 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
5631 * config/i386/predicates.md (x86_64_immediate_operand)
5632 <case CONST_INT>: Remove unneeded truncation to DImode.
5633 <case CONST>: Ditto.
5634 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
5636 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5639 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
5640 The xxperm and xxpermr instructions require that the 2nd input
5641 operand overlap with the output operand, and not the 1st.
5642 (altivec_vperm_v8hiv16qi): Likewise.
5643 (altivec_vperm_<mode>_uns_internal): Likewise.
5644 (altivec_vpermr_<mode>_internal): Likewise.
5645 (vperm_v8hiv4si): Likewise.
5646 (vperm_v16qiv8hi): Likewise.
5648 2016-07-12 Nathan Sidwell <nathan@acm.org>
5650 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
5651 when -mno-pic-data-is-text-relative is in effect, by default.
5652 * doc/invoke.texi (mpic-data-is-text-relative): Document new
5653 behavior and clarify.
5655 2016-07-12 Martin Liska <mliska@suse.cz>
5657 * params.def: Add avg-loop niter.
5658 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
5659 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
5660 * doc/invoke.texi: Document the new parameter.
5662 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5665 * expr.c (store_constructor): Mask sign-extended bits when widening
5666 sub-word constructor element at the start of a word.
5668 2016-07-12 Martin Liska <mliska@suse.cz>
5670 * Makefile.in: Append rule for params-options.h.
5671 * params-options.h: New file.
5673 2016-07-12 Martin Liska <mliska@suse.cz>
5675 * ira-build.c (mark_loops_for_removal): Properly iterate
5678 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
5679 Richard Biener <rguenther@suse.de>
5681 PR tree-optimization/23286
5682 PR tree-optimization/70159
5683 * doc/invoke.texi: Document -fcode-hoisting.
5684 * common.opt (fcode-hoisting): New flag.
5685 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
5686 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
5687 (do_regular_insertion): Rename to ...
5688 (do_pre_regular_insertion): ... this and amend general comments
5689 on insertion strathegy.
5690 (do_partial_partial_insertion): Rename to ...
5691 (do_pre_partial_partial_insertion): ... this.
5692 (do_hoist_insertion): New function.
5693 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
5694 and call do_hoist_insertion properly.
5696 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
5697 (pass_pre::execute): Register hoist_insert stats.
5699 2016-07-12 Jakub Jelinek <jakub@redhat.com>
5702 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
5703 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
5704 is different from mode's bitsize. Small cleanup.
5706 2016-07-12 Richard Biener <rguenther@suse.de>
5708 PR rtl-optimization/68961
5709 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
5710 to simplify to a non-constant.
5712 2016-07-11 Jakub Jelinek <jakub@redhat.com>
5715 * omp-low.c (expand_omp_target): Gimplify device.
5717 PR tree-optimization/71823
5718 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
5719 to get vec_oprnds2 from op2.
5721 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
5723 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
5724 Hoist common subexpressions.
5725 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
5727 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
5730 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
5731 prevent generation of 'stxsiwx' on pre Power8 hardware.
5733 2016-07-11 David Malcolm <dmalcolm@redhat.com>
5735 * input.c: Include cpplib.h.
5736 (selftest::temp_source_file): New class.
5737 (selftest::temp_source_file::temp_source_file): New ctor.
5738 (selftest::temp_source_file::~temp_source_file): New dtor.
5739 (selftest::should_have_column_data_p): New function.
5740 (selftest::test_should_have_column_data_p): New function.
5741 (selftest::temp_line_table): New class.
5742 (selftest::temp_line_table::temp_line_table): New ctor.
5743 (selftest::temp_line_table::~temp_line_table): New dtor.
5744 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
5745 it to create a temp_line_table.
5746 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
5747 locations that are known to have column data.
5748 (selftest::line_table_case): New struct.
5749 (selftest::test_reading_source_line): Move tempfile handling
5750 to class temp_source_file.
5751 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
5752 (selftest::assert_token_loc_eq): New function.
5753 (ASSERT_TOKEN_LOC_EQ): New macro.
5754 (selftest::test_lexer): New function.
5755 (selftest::boundary_locations): New array.
5756 (selftest::input_c_tests): Call test_should_have_column_data_p.
5757 Loop over a test matrix of interesting values of location and
5758 default_range_bits, calling test_lexer on each case in the matrix.
5759 Move call to test_accessing_ordinary_linemaps into the matrix.
5760 * selftest.h (ASSERT_EQ): Reimplement in terms of...
5761 (ASSERT_EQ_AT): New macro.
5763 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
5766 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
5767 Don't convert TImode in debug insn.
5769 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
5771 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
5772 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
5773 (tree_type_common::lang_flag_7): New.
5774 (tree_type_common::spare): Reduce size.
5775 * tree.h (TYPE_ALIGN_OK): Remove.
5776 (TYPE_LANG_FLAG_7): New.
5777 (get_inner_reference): Adjust header.
5778 * print-tree.c (print_node): Adjust.
5779 * expr.c (get_inner_reference): Remove parameter keep_aligning.
5780 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
5781 calls to get_inner_reference.
5782 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
5783 handling of TYPE_ALIGN_OK.
5784 * builtins.c (get_object_alignment_2): Adjust call to
5785 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
5786 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
5788 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
5789 * cfgexpand.c (expand_debug_expr): Likewise.
5790 * dbxout.c (dbxout_expand_expr): Likewise.
5791 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
5792 loc_list_from_tree, fortran_common): Likewise.
5793 * fold-const.c (optimize_bit_field_compare,
5794 decode_field_reference, fold_unary_loc, fold_comparison,
5795 split_address_to_core_and_offset): Likewise.
5796 * gimple-laddress.c (execute): Likewise.
5797 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
5798 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
5799 * hsa-gen.c (gen_hsa_addr): Likewise.
5800 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
5801 * tsan.c (instrument_expr): Likewise.
5802 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
5803 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
5804 * tree-affine.c (tree_to_aff_combination,
5805 get_inner_reference_aff): Adjust calls to get_inner_reference.
5806 * tree-data-ref.c (split_constant_offset_1,
5807 dr_analyze_innermost): Likewise.
5808 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
5809 * tree-sra.c (ipa_sra_check_caller): Likewise.
5810 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
5811 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
5812 bswap_replace): Likewise.
5813 * tree-vect-data-refs.c (vect_check_gather,
5814 vect_analyze_data_refs): Likewise.
5815 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
5816 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
5819 2016-07-11 David Malcolm <dmalcolm@redhat.com>
5821 * Makefile.in (selftest-valgrind): New phony target.
5822 * function-tests.c (selftest::build_cfg): Delete pass instances
5823 created by the test.
5824 (selftest::convert_to_ssa): Likewise.
5825 (selftest::test_expansion_to_rtl): Likewise.
5826 * tree-cfg.c (selftest::test_linear_chain): Release dominator
5828 (selftest::test_diamond): Likewise.
5830 2016-07-11 Richard Biener <rguenther@suse.de>
5832 PR tree-optimization/71816
5833 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
5834 than replacing all of its operands.
5836 2016-07-11 Alan Modra <amodra@gmail.com>
5838 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
5839 (ctr<mode>): Add unspec.
5840 (ctr<mode>_internal*): Likewise.
5842 2016-07-08 James Bowman <james.bowman@ftdichip.com>
5844 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
5845 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
5847 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
5849 PR rtl-optimization/71621
5850 * lra-constraints.c (process_alt_operands): Check combination of
5853 2016-07-08 Jason Merrill <jason@redhat.com>
5854 Richard Biener <rguenther@suse.de>
5856 P0145: Refining Expression Order for C++.
5857 * gimplify.c (initial_rhs_predicate_for): New.
5858 (gimplfy_modify_expr): Gimplify RHS before LHS.
5860 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5863 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5864 Allow standard error handling to take over when a wrong number
5865 of arguments is presented to __builtin_vec_ld () or
5866 __builtin_vec_st ().
5868 2016-07-08 Jiong Wang <jiong.wang@arm.com>
5870 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
5875 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
5876 __builtin_aarch64_fmaxv2sf.
5877 (vmaxnmq_f32): Likewise.
5878 (vmaxnmq_f64): Likewise.
5879 (vminnm_f32): Likewise.
5880 (vminnmq_f32): Likewise.
5881 (vminnmq_f64): Likewise.
5883 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
5886 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
5887 enable -mfloat128-hardware by default.
5888 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
5889 that IEEE 128-bit hardware support needs.
5890 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
5891 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
5892 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
5893 floating point requires.
5894 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
5895 -mfloat128 and -mfloat128-hardware changes.
5897 2016-07-08 Alan Hayward <alan.hayward@arm.com>
5899 PR tree-optimization/71667
5900 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
5902 2016-07-08 Martin Liska <mliska@suse.cz>
5905 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
5906 folding produces SAVE_EXPRs, thus return false for the type.
5908 2016-07-07 Martin Liska <mliska@suse.cz>
5910 * file-find.c (remove_prefix): New function.
5911 * file-find.h (remove_prefix): Declare the function.
5912 * gcc-ar.c (main): Skip a folder of the wrapper if
5913 a wrapped binary would point to the same file.
5915 2016-07-07 Jan Hubicka <jh@suse.cz>
5917 * tree-scalar-evolution.c (iv_can_overflow_p): export.
5918 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
5919 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
5921 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
5924 * ipa-inline-analysis.c (compute_inline_parameters): Set
5925 local.can_change_signature to false for intrumentation
5928 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
5930 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
5931 with TARGET_HAVE_MOVT.
5932 (TARGET_HAVE_MOVT): Define.
5933 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
5934 availability with TARGET_HAVE_MOVT.
5935 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
5937 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
5939 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
5940 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
5941 * config/arm/constraints.md (define_constraint "j"): Use
5942 TARGET_HAVE_MOVT to check MOVT availability.
5944 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
5946 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
5948 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
5950 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
5951 (armv8-m.main): Likewise.
5952 (armv8-m.main+dsp): Likewise.
5953 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
5954 (FL_FOR_ARCH8M_MAIN): Likewise.
5955 * config/arm/arm-tables.opt: Regenerate.
5956 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
5957 armv8-m.main+dsp to BE8_LINK_SPEC.
5958 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
5959 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
5960 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
5961 Baseline and Mainline.
5962 (arm_option_override_internal): Also disable arm_restrict_it when
5963 !arm_arch_notm. Update comment for -munaligned-access to also cover
5965 (arm_file_start): Increase buffer size for printing architecture name.
5966 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
5967 and armv8-m.main+dsp.
5968 (mno-unaligned-access): Clarify that this is disabled by default for
5969 ARMv8-M Baseline architectures as well.
5971 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
5973 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
5974 decide whether to prevent some libgcc routines being included for some
5975 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
5976 link between this condition and the one in
5977 libgcc/config/arm/lib1func.S.
5979 2016-07-07 Richard Biener <rguenther@suse.de>
5981 * tree-ssa-pre.c: Include alias.h.
5982 (compute_avail): If we have multiple VN_REFERENCEs with the
5983 same hashtable entry adjust that to make it a valid replacement
5984 for all of them with respect to alignment and aliasing
5985 when doing insertion.
5986 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
5987 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
5989 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
5993 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
5994 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
5997 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5999 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
6000 (adjust_mems): Adjust.
6001 (adjust_insn): Likewise.
6002 (prepare_call_arguments): Likewise.
6004 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6006 * gcse.c (struct ls_expr): Make stores field a vector.
6007 (ldst_entry): Adjust.
6008 (free_ldst_entry): Likewise.
6009 (print_ldst_list): Likewise.
6010 (compute_ld_motion_mems): Likewise.
6011 (update_ld_motion_stores): Likewise.
6013 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6015 * gcse.c (struct ls_expr): Remove loads field.
6016 (ldst_entry): Adjust.
6017 (free_ldst_entry): Likewise.
6018 (print_ldst_list): Likewise.
6019 (compute_ld_motion_mems): Likewise.
6021 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6023 * store-motion.c (struct st_expr): Make antic_stores a vector.
6024 (st_expr_entry): Adjust.
6025 (free_st_expr_entry): Likewise.
6026 (print_store_motion_mems): Likewise.
6027 (find_moveable_store): Likewise.
6028 (compute_store_table): Likewise.
6029 (remove_reachable_equiv_notes): Likewise.
6030 (replace_store_insn): Likewise.
6031 (build_store_vectors): Likewise.
6033 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6035 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
6036 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
6038 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
6040 PR tree-optimization/71518
6041 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
6042 misalign also for outer loops with negative step.
6044 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
6046 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
6047 (cortex_a53_shift): Add mov_shift.
6048 (cortex_a53_shift_reg): Add new reservation for register shifts.
6049 (cortex_a53_alu): Remove bfm.
6050 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
6051 (cortex_a53_alu_extr): Add new reservation for EXTR.
6052 (bypasses): Improve bypass modelling.
6054 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6057 * config/avr/avr.c (avr_asm_select_section): Strip off
6058 SECTION_DECLARED from flags when calling get_section.
6060 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6062 * tree-vectorizer.h (vect_memory_access_type): Add
6063 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
6064 * tree-vect-stmts.c (compare_step_with_zero): New function.
6065 (perm_mask_for_reverse): Move further up file.
6066 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
6068 (get_negative_load_store_type): New function.
6069 (get_load_store_type): Call it. Add an ncopies argument.
6070 (vectorizable_mask_load_store): Update call accordingly and
6071 remove tests for negative steps.
6072 (vectorizable_store, vectorizable_load): Likewise. Handle new
6073 memory_access_types.
6075 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6077 * tree-vectorizer.h (vect_memory_access_type): New enum.
6078 (_stmt_vec_info): Add a memory_access_type field.
6079 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
6080 (vect_model_store_cost): Take an access type instead of a boolean.
6081 (vect_model_load_cost): Likewise.
6082 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
6083 vect_model_store_cost and vect_model_load_cost.
6084 * tree-vect-stmts.c (vec_load_store_type): New enum.
6085 (vect_model_store_cost): Take an access type instead of a
6086 store_lanes_p boolean. Simplify tests.
6087 (vect_model_load_cost): Likewise, but for load_lanes_p.
6088 (get_group_load_store_type, get_load_store_type): New functions.
6089 (vectorizable_store): Use get_load_store_type. Record the access
6090 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
6091 (vectorizable_load): Likewise.
6092 (vectorizable_mask_load_store): Likewise. Replace is_store
6093 variable with vls_type.
6095 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6097 * tree-vectorizer.h (vect_grouped_load_supported): Add a
6098 single_element_p parameter.
6099 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
6100 Check the PR65518 case here rather than in vectorizable_load.
6101 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
6102 * tree-vect-stmts.c (vectorizable_load): Likewise.
6104 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6106 * tree-vectorizer.h (gather_scatter_info): New structure.
6107 (vect_check_gather_scatter): Return a bool rather than a decl.
6108 Replace return-by-pointer arguments with a single
6109 gather_scatter_info *.
6110 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
6111 (vect_analyze_data_refs): Update call accordingly.
6112 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
6113 (vectorizable_mask_load_store): Likewise. Also record the
6114 offset dt and vectype in the gather_scatter_info.
6115 (vectorizable_store): Likewise.
6116 (vectorizable_load): Likewise.
6118 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6120 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
6121 strided groups, use the cost of N scalar accesses instead
6122 of ncopies vector accesses.
6123 (vect_model_load_cost): Likewise.
6125 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6127 * tree-vect-stmts.c (vect_cost_group_size): Delete.
6128 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
6129 variable to indicate when once-per-group costs are being used.
6130 (vect_model_load_cost): Likewise. Fix comment and misindented code.
6132 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6134 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
6135 peeling-for-gaps condition.
6137 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6139 * config/s390/s390.c (s390_expand_vec_init): Force initializer
6140 element to register if it doesn't match general_operand.
6142 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
6143 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6145 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
6147 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
6148 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
6149 (SIGNBIT): New mode iterator.
6150 (Fsignbit): New mode attribute.
6151 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
6152 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
6153 when direct moves are available.
6154 (signbit<mode>2_dm): New define_insn_and_split).
6155 (signbit<mode>2_dm2): New define_insn.
6157 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6159 PR rtl-optimization/71594
6160 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
6161 into subregs of appropriate mode before trying to emit a conditional
6164 2016-07-05 Jan Hubicka <jh@suse.cz>
6166 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
6167 (simple_iv): Use it.
6169 2016-07-05 Jan Hubicka <jh@suse.cz>
6171 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
6173 2016-07-05 Jiong Wang <jiong.wang@arm.com>
6175 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
6178 2016-07-05 Jan Hubicka <jh@suse.cz>
6180 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
6183 2016-07-05 Richard Biener <rguenther@suse.de>
6185 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
6186 Handle empty else block.
6187 (is_feasible_trace): Likewise.
6188 (split_paths): Likewise.
6190 2016-07-05 Richard Biener <rguenther@suse.de>
6192 * tree-loop-distribution.c (distribute_loop): Fix issue with
6193 the cost model loop.
6195 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
6197 * config/arm/neon-testgen.ml: Delete.
6198 * config/arm/neon.ml: Delete.
6200 2016-07-04 Jakub Jelinek <jakub@redhat.com>
6203 * tree.c (attribute_value_equal): Use get_attribute_name instead of
6204 directly using TREE_PURPOSE.
6206 2016-07-04 Jiong Wang <jiong.wang@arm.com>
6208 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
6209 * config/aarch64/aarch64_neon.h: Likewise.
6210 * config/aarch64/arm_neon.h: Likewise.
6211 * config/aarch64/atomics.md: Likewise.
6212 * config/aarch64/aarch64-simd-builtins.def: Likewise.
6213 * doc/invoke.texi: Likewise.
6215 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
6217 * config/s390/s390.md: Add "z13" cpu_facility.
6218 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
6219 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
6220 condition" type instructions.
6222 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
6223 Jeff Law <law@redhat.com>
6225 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
6226 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
6228 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
6230 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
6231 permutation for TARGET_AVX512F.
6232 (ix86_expand_vec_one_operand_perm_avx512): New function.
6233 (expand_vec_perm_1): Invoke introduced function.
6234 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
6235 it may be not valid after vectorization.
6237 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6240 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
6241 typo in comment. Only force to memory if it is a weak
6244 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
6245 Jiong Wang <jiong.wang@arm.com>
6247 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
6248 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
6249 (AARCH64_FL_F16): New.
6250 (AARCH64_FL_FOR_ARCH8_2): New.
6251 (AARCH64_ISA_8_2): New.
6252 (AARCH64_ISA_F16): New.
6253 (TARGET_FP_F16INST): New.
6254 (TARGET_SIMD_F16INST): New.
6255 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
6256 ("fp"): Disabling "fp" also disables "fp16".
6257 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
6258 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
6259 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
6260 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
6262 2016-07-04 Jan Beulich <jbeulich@suse.com>
6264 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
6266 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6269 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
6270 the insns, use an insn form that does not adjust the offset on
6271 little endian systems.
6273 2016-07-01 Jan Beulich <jbeulich@suse.com>
6275 * varasm.c (get_variable_section): Validate initializer in
6276 named .bss-like sections.
6278 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
6280 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
6281 Exchange the order of the second and third operands in the vpermr
6282 instruction tmeplate.
6284 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
6287 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
6288 Disallow TDmode values.
6290 2016-07-01 Alan Modra <amodra@gmail.com>
6292 PR rtl-optimization/71709
6293 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
6294 being set, not referenced.
6296 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
6298 PR tree-optimization/70729
6299 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
6300 of loop since it can be not valid after transformation.
6302 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6304 * config/arm/arm.c (thumb_reload_in_hi): Delete.
6305 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
6307 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
6309 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
6312 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6315 * config/rs6000/constraints.md (wY constraint): New constraint to
6316 match the requirements for the LXSD and STXSD instructions.
6317 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
6318 predicate to match the requirements for the LXSD and STXSD
6320 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
6321 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
6322 to make sure that the bottom 2 bits of offset are 0, the address
6323 form is offsettable, and no updating is done in the address mode.
6324 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
6325 (movdi_internal32): Likewise
6326 (movdi_internal64): Likewise.
6328 2016-06-30 Jakub Jelinek <jakub@redhat.com>
6330 PR tree-optimization/71707
6331 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
6332 strinfo even for ADDR_EXPR ptr.
6334 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
6336 * config/rs6000/altivec.md (darn_32): Change the condition to
6337 TARGET_P9_MISC instead of TARGET_MODULO.
6338 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
6339 condition expression.
6340 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
6341 condition expression.
6342 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
6343 (DFP_TEST): New code iterator.
6344 (dfptstsfi_<code>_mode>): New define_expand.
6345 (*dfp_sgnfcnc_<mode>): New define_insn.
6346 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
6347 definition next to BU_P9_MISC_1 definition and change the MASK
6348 value to RS6000_BTM_P9_MISC.
6349 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
6350 (BU_P9_64BIT_MISC_0): Likewise.
6351 (BU_P9_DFP_MISC_0): New macro definition.
6352 (BU_P9_DFP_MISC_1): New macro definition.
6353 (BU_P9_DFP_MISC_2): New macro definition.
6354 (BU_P9_DFP_OVERLOAD_1): New macro definition.
6355 (BU_P9_DFP_OVERLOAD_2): New macro definition.
6356 (BU_P9_DFP_OVERLOAD_3): New macro definition.
6357 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
6358 (TSTSFI_LT_TD): Likewise.
6359 (TSTSFI_EQ_DD): Likewise.
6360 (TSTSFI_EQ_TD): Likewise.
6361 (TSTSFI_GT_DD): Likewise.
6362 (TSTSFI_GT_TD): Likewise.
6363 (TSTSFI_OV_DD): Likewise.
6364 (TSTSFI_OV_TD): Likewise.
6365 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
6366 (TSTSFI_LT_DD): Likewise.
6367 (TSTSFI_LT_TD): Likewise.
6368 (TSTSFI_EQ): Likewise.
6369 (TSTSFI_EQ_DD): Likewise.
6370 (TSTSFI_EQ_TD): Likewise.
6371 (TSTSFI_GT): Likewise.
6372 (TSTSFI_GT_DD): Likewise.
6373 (TSTSFI_GT_TD): Likewise.
6374 (TSTSFI_OV): Likewise.
6375 (TSTSFI_OV_DD): Likewise.
6376 (TSTSFI_OV_TD): Likewise.
6377 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6378 overloaded test significance functions.
6379 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
6380 OPTION_MASK_P9_MISC into the representation of this mask.
6381 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
6383 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
6384 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
6386 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
6387 argument is a 6-bit unsigned literal value if the icode argument
6388 represents a DFP test significance built-in call.
6389 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
6390 flag used independently and in combination with the
6391 RS6000_BTM_64BIT flag.
6392 (rs6000_opt_masks): Add entry for power9-misc command-line option.
6393 (rs6000_builtin_mask_names): Add entry for power9-misc
6394 command-line option.
6395 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
6396 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
6397 RS6000_BTM_P9_MISC macros.
6398 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
6399 option and change the description of the -mpower9-vector option to
6400 enable only vector instructions, removing its erroneously claimed
6401 support for scalar instructions.
6402 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6403 the ISA 3.0 digital floating point test significance built-in
6406 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
6408 * config/aarch64/aarch64.c (cortexa35_tunings):
6409 Enable AES fusion. Use cortexa57_branch_cost.
6410 (cortexa53_tunings): Use cortexa57_branch_cost.
6411 (cortexa72_tunings): Use cortexa57_branch_cost.
6412 Use AUTOPREFETCHER_WEAK.
6413 (cortexa73_tunings): Use cortexa57_branch_cost.
6415 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6416 James Greenhalgh <james.greenhalgh@arm.com>
6418 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
6419 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
6420 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
6421 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
6422 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
6423 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
6424 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
6425 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
6426 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
6427 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
6428 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
6429 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
6430 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
6433 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
6434 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6436 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
6438 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
6440 2016-06-30 David Malcolm <dmalcolm@redhat.com>
6443 * gcc.c (driver::build_option_suggestions): Pass "option" to
6444 add_misspelling_candidates.
6445 * opts-common.c (add_misspelling_candidates): Add "option" param;
6446 use it to avoid adding negated forms for options marked with
6448 * opts.h (add_misspelling_candidates): Add "option" param.
6450 2016-06-30 Jakub Jelinek <jakub@redhat.com>
6453 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
6454 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
6455 first when permuting bitwise operation with rotate. Cast
6456 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
6458 2016-06-29 David Malcolm <dmalcolm@redhat.com>
6460 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
6461 for misspelled param names.
6462 * params.c: Include spellcheck.h.
6463 (find_param_fuzzy): New function.
6464 * params.h (find_param_fuzzy): New prototype.
6465 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
6466 * spellcheck.h (struct edit_distance_traits<const char *>):
6469 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
6471 * config/rs6000/predicates.md (const_0_to_7_operand): New
6472 predicate, recognize 0..7.
6473 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
6474 support for doing extracts from V16QImode, V8HImode, V4SImode
6476 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
6477 vector extract support.
6478 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
6479 for ISA 3.0 vector extract.
6480 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
6481 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
6482 extracts of a constant element number from small integer vectors
6483 on 64-bit ISA 3.0 systems.
6484 (vsx_extract_<mode>_di): Likewise.
6485 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
6486 say when we can do ISA 3.0 vector extracts.
6487 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
6488 registers, using the stxsiwx instruction.
6490 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
6492 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
6493 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
6494 qdf24xx_regmove_cost, qdf24xx_tunings): New.
6495 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
6496 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
6497 * config/arm/arm.c (arm_qdf24xx_tune): New.
6499 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
6501 * config/aarch64/aarch64.c (cortexa53_tunings):
6502 Increase loop alignment to 8. Set function alignment to 16.
6503 (cortexa35_tunings): Likewise.
6504 (cortexa57_tunings): Increase loop alignment to 8.
6505 (cortexa72_tunings): Likewise.
6506 (cortexa73_tunings): Likewise.
6508 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
6510 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
6511 for arm_fp16_ok and arm_fp16_hw.
6512 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
6513 arm_fp16_alternative.
6515 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
6517 PR tree-optimization/71655
6518 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
6519 types when swapping operands.
6521 2016-06-29 Martin Liska <mliska@suse.cz>
6524 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
6525 * ipa-inline-transform.c (inline_call): Remove unnecessary call
6526 of build_optimization_node.
6528 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
6530 PR tree-optimization/70729
6531 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
6532 independent in loops having positive safelen value.
6533 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
6534 it may be not valid after vectorization.
6536 2016-06-29 Jakub Jelinek <jakub@redhat.com>
6538 PR tree-optimization/71625
6539 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
6540 is sorted by ascending list->offset. If PTR is non-NULL and there is
6541 previous strinfo, call get_stridx_plus_constant.
6542 (get_stridx): Pass exp as second argument to get_addr_stridx.
6543 (addr_stridxptr): Add missing list = list->next, so that there can be
6544 more than one entries in the list. Bump limit from 16 to 32. Ensure
6545 the list is sorted by ascending list->offset.
6546 (get_stridx_plus_constant): Adjust so that it can be also called with
6547 ADDR_EXPR instead of SSA_NAME as PTR.
6548 (handle_char_store): Pass NULL_TREE as second argument to
6551 2016-06-29 Richard Biener <rguenther@suse.de>
6553 PR rtl-optimization/68961
6554 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
6556 2016-06-29 Richard Biener <rguenther@suse.de>
6559 * alias.c (component_uses_parent_alias_set_from): Handle
6560 type punning through union accesses by using the union alias set.
6561 * gimple.c (gimple_get_alias_set): Remove union type punning case.
6563 2016-07-29 Richard Biener <rguenther@suse.de>
6565 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
6566 precision not matching mode precision.
6568 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
6570 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
6571 pa_output_arg_descriptor.
6572 (call_val_symref_64bit_post_reload): Likewise.
6573 (call_val_powf_64bit_post_reload): Likewise.
6574 (sibcall_internal_symref_64bit): Likewise.
6575 (sibcall_value_internal_symref_64bit): Likewise.
6577 2016-06-28 Jakub Jelinek <jakub@redhat.com>
6580 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
6581 a constant, force its SUBREG_REG into memory or register instead
6584 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
6587 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
6588 * doc/invoke.texi (AVR Options): Document it.
6590 2016-06-28 Walter Lee <walt@tilera.com>
6592 * config/tilegx/linux.h: Do not include arch/icache.h
6593 (CLEAR_INSN_CACHE): Provide inlined definition directly.
6594 * config/tilepro/linux.h: Do not include arch/icache.h
6595 (CLEAR_INSN_CACHE): Provide inlined definition directly.
6597 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
6599 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
6600 for big-endian BIT_FIELD_REF.
6602 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
6604 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
6605 ('size' attribute): Add '128'.
6607 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
6608 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
6609 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
6610 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
6611 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
6612 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
6613 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
6614 *trunc<mode>df2_odd): Set size attribute to '128'.
6615 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
6616 * config/rs6000/power6.md (power6-fp): Include dfp type.
6617 * config/rs6000/power7.md (power7-fp): Likewise.
6618 * config/rs6000/power8.md (power8-fp): Likewise.
6619 * config/rs6000/power9.md: New file.
6620 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
6621 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
6622 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
6624 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
6625 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
6626 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
6627 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
6628 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
6629 dfp_dscri_<mode>): Change type attribute to dfp.
6630 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
6631 attribute to vecsimple.
6632 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
6633 and prefetch streams.
6634 (rs6000_option_override_internal): Remove temporary code setting
6635 tuning to power8. Don't set rs6000_sched_groups for power9.
6636 (last_scheduled_insn): Change to rtx_insn *.
6637 (divide_cnt, vec_load_pendulum): New variables.
6638 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
6639 (rs6000_issue_rate): Set issue rate for Power9.
6640 (is_power9_pairable_vec_type): New.
6641 (power9_sched_reorder2): New.
6642 (rs6000_sched_reorder2): Call new function for Power9 specific
6644 (insn_must_be_first_in_group): Remove Power9.
6645 (insn_must_be_last_in_group): Likewise.
6646 (force_new_group): Likewise.
6647 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
6648 Initialize divide_cnt/vec_load_pendulum.
6649 (_rs6000_sched_context, rs6000_init_sched_context,
6650 rs6000_set_sched_context): Handle context save/restore of new
6653 2016-06-28 Richard Biener <rguenther@suse.de>
6655 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
6656 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
6657 COMPONENT_REF operand.
6658 (nonoverlapping_component_refs_p): Likewise.
6659 * stor-layout.c (start_bitfield_representative): Mark
6660 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
6662 2016-06-28 Jakub Jelinek <jakub@redhat.com>
6664 * Makefile.in: Don't cat ../stage_current if it does not exist.
6666 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
6667 last argument is a bit-field.
6669 PR rtl-optimization/71673
6670 * internal-fn.c (expand_arith_overflow_result_store): Use
6671 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
6672 expand_simple_binop.
6675 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
6676 expand_ifn_atomic_compare_exchange): New functions.
6677 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
6678 * tree.h (build_call_expr_internal_loc): Rename to ...
6679 (build_call_expr_internal_loc_array): ... this. Fix up type of
6681 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
6682 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
6683 ATOMIC_COMPARE_EXCHANGE result.
6684 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
6685 * gimple-fold.h (optimize_atomic_compare_exchange_p,
6686 fold_builtin_atomic_compare_exchange): New prototypes.
6687 * gimple-fold.c (optimize_atomic_compare_exchange_p,
6688 fold_builtin_atomic_compare_exchange): New functions..
6689 * tree-ssa.c (execute_update_addresses_taken): If
6690 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
6691 of call when finding addressable vars, and if such var becomes
6692 non-addressable, call fold_builtin_atomic_compare_exchange.
6694 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
6697 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
6698 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
6700 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
6702 * config/rs6000/rs6000.md ('type' attribute): Add
6703 veclogical,veccmpfx,vecexts,vecmove insn types.
6704 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
6705 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
6706 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
6707 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
6708 *nabs<mode>2_hw): Change type to vecmove.
6709 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
6710 *boolcc<mode>3_internal, *eqv<mode>3_internal,
6711 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
6712 *ieee_128bit_vsx_abs<mode>2_internal,
6713 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
6714 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
6715 *ieee128_mtvsrd_32bit): Change type to veclogical.
6716 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
6717 *movdi_internal32, *movdi_internal64): Update insn types.
6718 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
6719 vsx_extract_<mode>): Change type to veclogical.
6720 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
6721 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
6722 *vsx_sign_extend_si_v2di): Change type to vecexts.
6723 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
6725 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
6726 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
6727 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
6728 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
6729 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
6730 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
6731 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
6732 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
6733 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
6734 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
6735 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
6736 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
6737 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
6738 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
6739 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
6740 (ppc7450-vecsimple): Add veclogical, vecmove.
6741 (ppc7450-veccmp): Add veccmpfx.
6742 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
6744 (ppc8540_vector_compare): Add veccmpfx.
6745 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
6746 * config/rs6000/cell.md (cell-fp): Add fpsimple.
6747 (cell-vecsimple): Add veclogical, vecmove.
6748 (cell-veccmp): Add veccmpfx.
6749 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
6750 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
6752 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
6753 * config/rs6000/power4.md (power4-fp): Add fpsimple.
6754 (power4-vecsimple): Add veclogical, vecmove.
6755 (power4-veccmp): Add veccmpfx.
6756 * config/rs6000/power5.md (power5-fp): Add fpsimple.
6757 * config/rs6000/power6.md (power6-fp): Add fpsimple.
6758 (power6-vecsimple): Add veclogical, vecmove.
6759 (power6-veccmp): Add veccmpfx.
6760 * config/rs6000/power7.md (power7-fp): Add fpsimple.
6761 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
6762 * config/rs6000/power8.md (power8-fp): Add fpsimple.
6763 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
6764 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
6765 * config/rs6000/titan.md (titan_fp): Add fpsimple.
6766 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
6768 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
6770 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
6773 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
6774 OPTION_MASK_P9_DFORM_VECTOR.
6775 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
6776 disable -mpower9-dform-vector when using reload.
6777 (quad_address_p): Remove 'gpr_p' argument and all associated code.
6778 New 'strict' argument. Update all callers. Add strict addressing
6780 (rs6000_legitimate_offset_address_p): Remove call to
6781 virtual_stack_registers_memory_p.
6782 (rs6000_legitimize_reload_address): Add quad address support.
6783 (rs6000_legitimate_address_p): Move call to quad_address_p above
6784 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
6785 to account for new strict usage.
6786 (rs6000_output_move_128bit): Adjust quad_address_p args to account
6787 for new strict usage.
6788 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
6790 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
6797 * config/i386/i386.c (ix86_spill_class): Disable condition to
6798 always return NO_REGS.
6800 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
6802 * predict.c: Include gimple-pretty-print.h
6803 (predicted_by_loop_heuristics_p): Check also
6804 PRED_LOOP_EXIT_WITH_RECURSION
6805 (predict_loops): Find self recursive calls and use special purpose
6806 predictors for them; dump log about decisions.
6807 (pass_profile::execute): Dump info about #of iterations.
6808 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
6809 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
6811 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
6813 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
6814 output_asm_insn calls and shorten long lines. Output .CALL
6815 argument descriptor using pa_output_arg_descriptor. Add various
6816 inline $$dyncall and other optimizations.
6817 (pa_attr_length_indirect_call): Adjust ordering and lengths.
6819 2016-06-25 Jakub Jelinek <jakub@redhat.com>
6821 PR tree-optimization/71643
6822 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
6825 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
6826 leak a bitmap if dep_bb is NULL.
6828 PR tree-optimization/71631
6829 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
6830 to rewrite_expr_tree even if negate_result, move new_lhs var
6831 declaration and initialization earlier, for powi_result set afterwards
6832 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
6833 if new_lhs != lhs, and don't shadow gsi var.
6835 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
6837 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
6838 Add in_loop parameter.
6839 (predict_loops): Add loop guard heuristics.
6840 * predict.def (PRED_LOOP_GUARD): New heuristics.
6842 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
6844 * predict.c: Include ipa-utils.h
6845 (tree_bb_level_prediction): Predict recursive calls.
6846 (tree_estimate_probability_bb): Skip inexpensive calls for call
6848 * predict.def (PRED_RECURSIVE_CALL): New.
6850 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6852 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
6853 (BU_FLOAT128_1): Likewise.
6855 (COPYSIGNQ): Likewise.
6856 (RS6000_BUILTIN_NANQ): Likewise.
6857 (RS6000_BUILTIN_NANSQ): Likewise.
6858 (RS6000_BUILTIN_INFQ): Likewise.
6859 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
6860 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
6861 (TARGET_FOLD_BUILTIN): New #define.
6862 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
6863 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
6864 (rs6000_fold_builtin): New target hook implementation, handling
6865 folding of 128-bit NaNs and infinities.
6866 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
6867 entries are filled in to avoid problems during bootstrap
6868 self-test; define builtins for 128-bit NaNs and infinities.
6869 (rs6000_opt_mask): Add entry for float128.
6870 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
6871 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
6872 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
6873 (const_str_type_node): New #define.
6874 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
6875 to a define_expand that dispatches to either copysign<mode>3_soft
6876 or copysign<mode>3_hard.
6877 (copysign<mode>3_hard): Rename from copysign<mode>3.
6878 (copysign<mode>3_soft): New define_insn.
6879 * doc/extend.texi: Document new builtins.
6881 2016-06-24 Jakub Jelinek <jakub@redhat.com>
6883 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
6884 PRIu64 instead of lu.
6886 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
6889 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
6892 2016-06-24 Jakub Jelinek <jakub@redhat.com>
6894 PR tree-optimization/71647
6895 * omp-low.c (lower_rec_input_clauses): Convert
6896 omp_clause_aligned_alignment (c) to size_type_node for the
6897 last argument of __builtin_assume_aligned.
6899 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
6901 * configure.ac (calling ___tls_get_addr via GOT): New
6902 assembler/linker check.
6903 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
6904 assembler and linker supports calling ___tls_get_addr via GOT.
6905 Otherise, defined to 0.
6906 * config.in: Regenerated.
6907 * configure: Likewise.
6908 * config/i386/constraints.md (Yb): New constraint.
6909 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
6910 (REG_CLASS_NAMES): Likewise.
6911 (REG_CLASS_CONTENTS): Likewise.
6912 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
6913 the b constraint with the Yb constraint. Call ___tls_get_addr
6914 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
6916 (*tls_local_dynamic_base_32_gnu): Likewise.
6917 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
6918 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
6919 (*tls_local_dynamic_base_64_<mode>): Likewise.
6921 2016-06-24 Martin Liska <mliska@suse.cz>
6923 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
6924 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
6926 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
6927 argument to true if the expected number of iterations is
6930 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
6932 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
6933 assemble for 32bit target.
6934 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
6935 and $ld_ix86_gld_32_opt to link for 32bit target.
6936 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
6937 * configure: Regenerate.
6939 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6941 * config/arm/arm.c (int_log2): Delete definition and prototype.
6942 (shift_op): Use exact_log2 instead of int_log2.
6943 (vfp3_const_double_for_fract_bits): Likewise.
6945 2016-06-24 Jakub Jelinek <jakub@redhat.com>
6947 * internal-fn.c (expand_arith_set_overflow): New function.
6948 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
6950 (expand_arith_overflow_result_store): Likewise. Handle precision
6951 smaller than mode precision.
6952 * tree-vrp.c (extract_range_basic): For imag part, handle
6953 properly signed 1-bit precision result.
6954 * doc/extend.texi (__builtin_add_overflow): Document that last
6955 argument can't be pointer to enumerated or boolean type.
6956 (__builtin_add_overflow_p): Document that last argument can't
6957 have enumerated or boolean type.
6959 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6960 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6962 * config/rs6000/predicates.md (splat_input_operand): Rework.
6963 Don't allow constants, since the insns that use this predicate
6964 don't support constants. Constants are handled by other insns
6965 that are created via combine. During and after register
6966 allocation, only allow indexed or indirect addresses, and not
6967 general addresses. Only allow modes supported by the hardware.
6968 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
6969 comment. Move check for using VSPLTIS<x> to a common location,
6970 instead of doing it in two different places.
6972 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
6974 * config/i386/driver-i386.c (host_detect_local_cpu): Set
6975 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
6976 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
6977 signature_CENTAUR_ebx.
6979 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
6983 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
6984 (as_ix86_gas_32_opt): This.
6985 (ld_ix86_tls_ldm_opt): Renamed to ...
6986 (ld_ix86_gld_32_opt): This.
6987 (R_386_TLS_LDM reloc): Updated.
6988 (R_386_GOT32X reloc): New assembler/linker check.
6989 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
6990 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
6992 * config.in: Regenerated.
6993 * configure: Likewise.
6994 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
6995 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
6996 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
6997 if ix86_force_load_from_GOT_p returns true.
6998 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
6999 ix86_force_load_from_GOT_p returns true.
7000 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
7001 the external function address via the GOT slot.
7002 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
7003 HAVE_AS_IX86_GOT32X before returning false.
7004 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
7005 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
7007 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
7009 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
7011 2016-06-23 Andi Kleen <ak@linux.intel.com>
7013 * Makefile.in: Regenerate.
7014 * doc/install.texi: Document autoprofiledbootstrap.
7016 2016-06-23 Andi Kleen <ak@linux.intel.com>
7018 * config/i386/gcc-auto-profile: New file.
7020 2016-06-23 Martin Liska <mliska@suse.cz>
7023 * predict.c (predict_loops): Revert the hunk that was removed
7026 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
7028 * config.gcc: Add support for arm*-*-phoenix* targets.
7029 * config/arm/t-phoenix: New.
7030 * config/phoenix.h: New.
7032 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
7033 H.J. Lu <hongjiu.lu@intel.com>
7036 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
7037 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
7038 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
7039 ix86_force_load_from_GOT_p returns true.
7040 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
7041 ix86_force_load_from_GOT_p returns true.
7042 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
7043 ix86_force_load_from_GOT_p returns true.
7044 (ix86_expand_move): Load the external function address via the
7045 GOT slot if ix86_force_load_from_GOT_p returns true.
7046 * config/i386/predicates.md (x86_64_immediate_operand): Return
7047 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
7048 (x86_64_zext_immediate_operand): Ditto.
7050 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
7052 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
7054 2016-06-22 David Malcolm <dmalcolm@redhat.com>
7057 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
7058 * diagnostic.c (pedwarn_at_rich_loc): New function.
7059 * spellcheck.h (best_match::best_match): Add a
7060 "best_distance_so_far" optional parameter.
7061 (best_match::set_best_so_far): New method.
7062 (best_match::get_best_distance): New accessor.
7063 (best_match::get_best_candidate_length): New accessor.
7065 2016-06-22 Nick Clifton <nickc@redhat.com>
7067 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
7068 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
7069 modes are accepted as well.
7070 (ucompare_loc_descriptor): Likewise.
7071 (minmax_loc_descriptor): Likewise.
7072 (clz_loc_descriptor): Likewise.
7073 (popcount_loc_descriptor): Likewise.
7074 (bswap_loc_descriptor): Likewise.
7075 (rotate_loc_descriptor): Likewise.
7076 (mem_loc_descriptor): Likewise.
7077 (loc_descriptor): Likewise.
7079 2016-06-22 David Malcolm <dmalcolm@redhat.com>
7081 * common.opt (fdiagnostics-parseable-fixits): New option.
7082 * diagnostic.c: Include "selftest.h".
7083 (print_escaped_string): New function.
7084 (print_parseable_fixits): New function.
7085 (diagnostic_report_diagnostic): Call print_parseable_fixits.
7086 (selftest::assert_print_escaped_string): New function.
7087 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
7088 (selftest::test_print_escaped_string): New function.
7089 (selftest::test_print_parseable_fixits_none): New function.
7090 (selftest::test_print_parseable_fixits_insert): New function.
7091 (selftest::test_print_parseable_fixits_remove): New function.
7092 (selftest::test_print_parseable_fixits_replace): New function.
7093 (selftest::diagnostic_c_tests): New function.
7094 * diagnostic.h (struct diagnostic_context): Add field
7095 "parseable_fixits_p".
7096 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
7097 -fdiagnostics-parseable-fixits.
7098 (-fdiagnostics-parseable-fixits): New option.
7099 * opts.c (common_handle_option): Handle
7100 -fdiagnostics-parseable-fixits.
7101 * selftest-run-tests.c (selftest::run_tests): Call
7102 selftest::diagnostic_c_tests.
7103 * selftest.h (selftest::diagnostic_c_tests): New prototype.
7105 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
7107 PR tree-optimization/71488
7108 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
7109 comparison of boolean vectors.
7110 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
7111 of boolean vectors using bitwise operations.
7113 2016-06-22 Andreas Schwab <schwab@suse.de>
7115 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
7118 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
7120 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
7122 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
7124 * config/i386/i386.c (print_reg): Emit an error message on attempt to
7127 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7129 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
7130 * config/arm/arm-cores.def (cortex-a73): New entry.
7131 (cortex-a73.cortex-a35): Likewise.
7132 (cortex-a73.cortex-a53): Likewise.
7133 * config/arm/arm-tables.opt: Regenerate.
7134 * config/arm/arm-tune.md: Likewise.
7135 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
7136 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
7137 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
7138 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
7139 * doc/invoke.texi (ARM Options): Document cortex-a73,
7140 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
7142 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7144 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
7145 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
7146 (cortex-a73.cortex-a35): Likewise.
7147 (cortex-a73.cortex-a53): Likewise.
7148 * config/aarch64/aarch64-tune.md: Regenerate.
7149 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
7150 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
7153 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7155 * configure.ac (gcc_cv_as_compress_debug): Remove
7156 --compress-debug-sections as extra as switch.
7157 Handle gas --compress-debug-sections=type.
7158 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
7159 Handle gld --compress-debug-sections=type.
7160 * configure: Regenerate.
7162 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
7164 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
7166 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
7168 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
7169 (do_rewrite): likewise.
7171 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7173 * common/config/mep/mep-common.c: Remove.
7174 * config.gcc: Remove mep-* support.
7175 * config/mep/constraints.md: Remove.
7176 * config/mep/default.h: Remove.
7177 * config/mep/intrinsics.h: Remove.
7178 * config/mep/intrinsics.md: Remove.
7179 * config/mep/ivc2-template.h: Remove.
7180 * config/mep/mep-c5.cpu: Remove.
7181 * config/mep/mep-core.cpu: Remove.
7182 * config/mep/mep-default.cpu: Remove.
7183 * config/mep/mep-ext-cop.cpu: Remove.
7184 * config/mep/mep-intrin.h: Remove.
7185 * config/mep/mep-ivc2.cpu: Remove.
7186 * config/mep/mep-pragma.c: Remove.
7187 * config/mep/mep-protos.h: Remove.
7188 * config/mep/mep.c: Remove.
7189 * config/mep/mep.cpu: Remove.
7190 * config/mep/mep.h: Remove.
7191 * config/mep/mep.md: Remove.
7192 * config/mep/mep.opt: Remove.
7193 * config/mep/predicates.md: Remove.
7194 * config/mep/t-mep: Remove.
7195 * doc/install.texi: Remove mep-* documentation.
7196 * doc/md.texi: Likewise.
7198 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7200 * config.gcc: Remove support for avr-rtems.
7201 * config/avr/gen-avr-mmcu-specs.c: Likewise.
7202 * config/avr/rtems.h: Remove.
7203 * config/avr/t-rtems: Remove.
7205 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7207 * config.gcc: Remove m32r-rtems support.
7208 * config/m32r/rtems.h: Remove.
7210 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7212 * config.gcc: Remove h8300-rtems support.
7213 * config/h8300/rtems.h: Remove.
7214 * config/h8300/t-rtems: Remove.
7216 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7218 * config.gcc: Remove support for knetbsd.
7219 * configure.ac: Likewise.
7220 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
7221 * config/knetbsd-gnu.h: Remove.
7222 * configure: Regenerate.
7224 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7226 * config.gcc: Remove support for openbsd 2 and 3.
7227 * config/openbsd-oldgas.h: Remove.
7229 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7231 * config.gcc: Remove interix support.
7232 * config/i386/i386-interix.h: Remove.
7233 * config/i386/interix.opt: Remove.
7234 * config/i386/t-interix: Remove.
7235 * configure: Regenerate.
7236 * configure.ac: Remove interix support.
7237 * doc/install.texi: Remove interix documentation.
7239 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
7241 * config/rs6000/rs6000.h: Add conditional preprocessing directives
7242 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
7245 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
7247 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
7248 they are both PLACEHOLDER_EXPRs.
7250 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7252 * stor-layout.c (layout_type): Move setting complex MODE to
7253 layout_type, instead of setting it ahead of time by the caller.
7254 * tree.c (build_complex_type): Likewise.
7256 2016-06-21 Martin Liska <mliska@suse.cz>
7258 * predict.c (force_edge_cold): Replace imposisble with
7261 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
7263 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
7264 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
7266 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
7268 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
7270 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
7271 Ilya Enkovich <ilya.enkovich@intel.com>
7274 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
7275 New member function to convert V1TImode register to SUBREG
7276 TImode in debug insn.
7277 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
7278 after changing register mode to V1TImode.
7280 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
7282 * config/aarch64/aarch64-cores.def (vulcan): New core.
7283 * config/aarch64/aarch64-tune.md: Regenerate.
7284 * doc/invoke.texi: Document vulcan as an available option.
7286 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
7288 * cse.c (canon_asm_operands): New function extracted from...
7289 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
7290 either standalone or member of a PARALLEL.
7292 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
7295 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
7296 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
7297 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
7299 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
7302 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
7303 constant addresses if can_create_pseudo_p.
7305 2016-06-21 Jakub Jelinek <jakub@redhat.com>
7307 PR tree-optimization/71588
7308 * tree-ssa-strlen.c (valid_builtin_call): New function.
7309 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
7312 2016-06-20 Jakub Jelinek <jakub@redhat.com>
7315 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
7316 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
7317 for conversion of scalar user var to complex type and use the
7318 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
7321 PR rtl-optimization/71591
7322 * toplev.c (toplev::run_self_tests): If no_backend, complain and
7323 don't run any tests.
7325 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
7328 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
7329 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
7330 space for PIC with non-v32 and the common non-PIC "jump".
7332 2016-06-20 Jakub Jelinek <jakub@redhat.com>
7335 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
7336 returned values and add UN*/LTGT/*ORDERED cases with values matching
7337 D operand modifier on vcmp for AVX.
7339 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
7341 * config/aarch64/aarch64.opt
7342 (mpc-relative-literal-loads): Rename internal option name.
7343 * config/aarch64/aarch64.c
7344 (aarch64_nopcrelative_literal_loads): Rename to
7345 aarch64_pcrelative_literal_loads.
7346 (aarch64_expand_mov_immediate): Likewise.
7347 (aarch64_secondary_reload): Likewise.
7348 (aarch64_can_use_per_function_literal_pools_p): Likewise.
7349 (aarch64_override_options_after_change_1): Rename and simplify logic.
7350 (aarch64_classify_symbol): Merge large model checks into switch,
7351 remove pc-relative load check.
7353 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
7355 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
7356 costs relative to the cost of a register move.
7358 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
7360 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
7361 (vcvt_n_f64_u64): Likewise.
7362 (vcvt_n_s64_f64): Likewise.
7363 (vcvt_n_u64_f64): Likewise.
7364 (vcvt_f64_s64): Likewise.
7365 (vrecpe_f64): Likewise.
7366 (vcvt_f64_u64): Likewise.
7367 (vrecps_f64): Likewise.
7369 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
7371 * config/aarch64/aarch64.md
7372 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
7374 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
7376 * config/aarch64/aarch64-builtins.c
7377 (aarch64_types_binop_uss_qualifiers): Delete.
7378 (TYPES_BINOP_USS): Likewise.
7379 (aarch64_types_binop_sus_qualifiers): Likewise.
7380 (TYPES_BINOP_SUS): Likewise.
7381 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
7382 (TYPES_FCVTIMM_SUS): Likewise.
7383 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
7385 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
7386 (fcvtzs): Use SHIFTIMM rather than BINOP.
7387 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
7389 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
7391 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
7392 costs relative to the cost of a register move.
7394 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
7396 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
7397 Allow scalar/single vector modes to be tieable.
7399 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
7401 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
7403 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7405 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
7407 * tree.h (TYPE_ALIGN): Likewise.
7409 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
7412 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
7414 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
7416 * config/avr/avr.c (avr_print_operand): Fix "format not a string
7417 literal" build warnings.
7418 (avr_print_operand_address): Dito.
7420 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
7423 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
7424 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
7426 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
7428 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
7430 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
7433 * reload1.c (reload): Pass 0 to finish_spills when called because
7434 update_eliminables_and_spill returns true and remove did_spill.
7435 (finish_spills): Adjust comment and document GLOBAL parameter.
7437 2016-06-17 DJ Delorie <dj@redhat.com>
7440 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
7441 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
7442 (umulqihi3_virt): Likewise.
7443 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
7444 (umulqihi3_real): Likewise.
7446 2016-06-17 Martin Liska <mliska@suse.cz>
7448 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
7450 2016-06-17 Martin Liska <mliska@suse.cz>
7452 * predict.def: PRED_LOOP_EXIT from 92 to 85.
7454 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
7456 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
7458 (vaddq_f32): Likewise.
7459 (vmul_f32): Likewise.
7460 (vmulq_f32): Likewise.
7461 (vsub_f32): Likewise.
7462 (vsubq_f32): Likewise.
7464 2016-06-17 Bin Cheng <bin.cheng@arm.com>
7466 PR tree-optimization/71347
7467 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
7468 cost for all uses in group.
7470 2016-06-17 Bin Cheng <bin.cheng@arm.com>
7472 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
7473 insert gimple seq if it's not empty.
7475 2016-06-17 Bin Cheng <bin.cheng@arm.com>
7477 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
7479 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
7481 (comp_dr_with_seg_len_pair): Ditto.
7482 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
7483 struct dr_with_seg_len_pair against DR_OFFSET.
7484 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
7487 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
7489 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
7491 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
7493 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
7494 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
7495 (pa_output_millicode_call): Likewise.
7496 (pa_output_call): Likewise.
7497 (pa_output_indirect_call): Likewise.
7498 (pa_asm_output_mi_thunk): Likewise.
7500 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7502 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
7504 2016-06-16 Martin Liska <mliska@suse.cz>
7506 * predict.c (combine_predictions_for_insn): When we find a first
7507 match predictor, we should consider just predictors with
7508 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
7509 DS theory predictor.
7510 (combine_predictions_for_bb): Likewise.
7512 2016-06-16 Jakub Jelinek <jakub@redhat.com>
7514 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
7515 with base of reference to struct.
7517 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
7519 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
7521 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7524 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
7525 progmem_swtable_section.
7526 (progmem_swtable_section): Remove.
7527 (avr_asm_function_rodata_section): Remove.
7528 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7529 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
7531 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
7533 * config/i386/driver-i386.c (host_detect_local_cpu): Set
7534 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
7535 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
7536 signature_CENTAUR_ebx.
7537 * config/i386/i386.c (ix86_option_override_internal): Add
7538 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
7539 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
7540 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
7542 2016-06-16 Martin Liska <mliska@suse.cz>
7544 * predict.def: Add fortran loop preheader predictor.
7545 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
7546 fold IFN_BUILTIN_EXPECT with a known constant argument.
7548 2016-06-16 Martin Liska <mliska@suse.cz>
7550 * predict.def: Add 'Fortran' to display text of all
7551 PRED_FORTRAN_* predictors.
7553 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
7556 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
7557 [IA64_BUILTIN_NANSQ]: Ditto.
7558 (ia64_fold_builtin): New function.
7559 (TARGET_FOLD_BUILTIN): New define.
7560 (ia64_init_builtins) Declare const_string_type node.
7561 Add __builtin_nanq and __builtin_nansq builtin functions.
7562 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
7564 2016-06-16 Nick Clifton <nickc@redhat.com>
7566 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
7567 MSP430_HWMULT_ prefix to enum values.
7568 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
7569 * config/msp430/msp430.c: Update use of enum values.
7570 * config/msp430/msp430.md: Likewise.
7571 * config/msp430/msp430.opt: Likewise.
7573 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
7575 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
7576 of comparsions in the last iteration.
7578 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
7579 Joern Rennecke <joern.rennecke@embecosm.com>
7581 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
7583 (arc_needs_pcl_p): Add GOTOFFPC.
7584 (arc_legitimate_pic_addr_p): Likewise.
7585 (arc_output_pic_addr_const): Likewise.
7586 (arc_legitimize_pic_address): Generate a pc-relative address using
7588 (arc_output_libcall): Use @pcl syntax.
7589 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
7590 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
7591 (*movsi_insn): Use @pcl syntax.
7592 (doloop_begin_i): Likewise.
7594 2016-06-16 Martin Liska <mliska@suse.cz>
7596 * predict.def: Define a new predictor.
7598 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
7600 * config/arc/arc.opt (mtp-regno): Update text.
7602 2016-06-16 Renlin Li <renlin.li@arm.com>
7604 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
7606 2016-06-16 Jakub Jelinek <jakub@redhat.com>
7609 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
7610 (setcc + and peephole2): Likewise.
7612 PR rtl-optimization/71532
7613 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
7616 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
7618 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
7619 DImode constants with XXSPLTIB in vector registers.
7620 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
7621 vsx_extract_<mode>_internal{1,2} into a single insn that handles
7622 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
7623 extraction of the element at the top of the register as a scalar
7625 (vsx_extract_<mode>_internal1): Likewise.
7626 (vsx_extract_<mode>_internal2): Likewise.
7627 * config/rs6000/constraints.md (wi constraint): Remove a comment
7628 about DImode not being allowed in Altivec registers.
7629 (wB constraint): New constraint for constants that can be
7630 generated in Altivec registers with VSPLTISW/VUPKHSW.
7631 * config/rs6000/predicates.md (xxspltib_constant_split): Update
7633 (xxspltib_constant_nosplit): Likewise.
7634 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
7635 support for -mupper-regs-di to enable DImode to go into Altivec
7637 (POWERPC_MASKS): Likewise.
7638 (power7 cpu): Likewise.
7639 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
7640 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
7641 for DImode being allowed in Altivec registers. Update wi/wj
7642 constraints. Set scalar_in_vmx_p flag.
7643 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
7644 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
7645 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
7646 (rs6000_opt_masks): Add -mupper-regs-di.
7647 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
7648 direct move to use wi and not wj.
7650 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
7652 (floatunssi<mode>2_lfiwzx_mem): Likewise.
7653 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
7654 any VSX register, instead of just Altivec registers, to allow
7655 either operand to be an Altivec register or both.
7656 (fixuns_trunc<mode>di2_fctiduz): Likewise.
7657 (movdi_internal32): Add support for -mupper-regs-di. Add support
7658 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
7659 the alternatives and attributes to be lined up to be easier to
7661 (movdi_internal64): Likewise.
7662 (64-bit DImode splitters): Change predicates to only split loading
7663 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
7664 load constants in ISA 3.0 or ISA 2.07 respectively.
7665 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
7666 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
7667 mention -mcpu=power9 sets these options.
7668 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
7671 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
7674 * config/avr/avr.c (avr_set_current_function): Warn misspelled
7675 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
7676 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
7677 by default to warn misspelled interrupt/ signal handler.
7678 * doc/invoke.texi (AVR Options): Document it. Update description
7679 for -nodevicelib option.
7681 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7683 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
7684 up parentheses. Use GET_MODE_UNIT_BITSIZE.
7685 (aarch64_<sur>shll2_n<mode>): Likewise.
7687 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
7690 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
7691 DECL_CONTEXT for copied arguments.
7693 2016-06-15 Alan Hayward <alan.hayward@arm.com>
7695 PR tree-optimization/71483
7696 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
7699 2016-06-15 Martin Liska <mliska@suse.cz>
7701 * predict.c (tree_predict_by_opcode): Call predict_edge_def
7702 instead of predict_edge w/o a probability.
7704 2016-06-15 Alan Hayward <alan.hayward@arm.com>
7706 PR tree-optimization/71439
7707 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
7710 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7712 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
7713 register subregs in SET_SRC.
7715 2016-06-15 Richard Biener <rguenther@suse.de>
7717 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
7720 2016-06-15 Richard Biener <rguenther@suse.de>
7722 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
7723 not consider dependences between accesses that belong to the
7725 (vect_analyze_data_ref_dependences): Do not analyze read-read
7726 or self-dependences.
7728 2016-06-14 David Malcolm <dmalcolm@redhat.com>
7730 * spellcheck-tree.c: Include spellcheck-tree.h rather than
7732 (find_closest_identifier): Reimplement in terms of
7733 best_match<tree,tree>.
7734 * spellcheck-tree.h: New file.
7735 * spellcheck.c (struct edit_distance_traits<const char *>): New
7737 (find_closest_string): Reimplement in terms of
7738 best_match<const char *, const char *>.
7739 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
7740 overload to spellcheck-tree.h.
7741 (find_closest_identifier): Likewise.
7742 (struct edit_distance_traits<T>): New template.
7743 (class best_match): New class.
7745 2016-06-14 David Malcolm <dmalcolm@redhat.com>
7747 * selftest-run-tests.c (selftest::run_tests): Call
7748 selftest::spellcheck_tree_c_tests.
7749 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
7750 * spellcheck-tree.c: Include selftest.h and stringpool.h.
7751 (selftest::test_find_closest_identifier): New function.
7752 (selftest::spellcheck_tree_c_tests): New function.
7753 * spellcheck.c (selftest::test_find_closest_string): Verify that
7754 the order of the vec does not affect the results for this case.
7755 (selftest::test_data): New array.
7756 (selftest::test_metric_conditions): New function.
7757 (selftest::spellcheck_c_tests): Add a test of case-comparison.
7758 Call selftest::test_metric_conditions.
7760 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7762 * config/rs6000/rs6000-builtin.def (commentary): Typo.
7763 (BU_P9_MISC_1): Likewise.
7764 (BU_P9_64BIT_MISC_0): Likewise.
7765 (BU_P9_MISC_0): Likewise.
7767 2016-06-14 David Malcolm <dmalcolm@redhat.com>
7769 * gcc-rich-location.c
7770 (gcc_rich_location::add_fixit_misspelled_id): New method.
7771 * gcc-rich-location.h
7772 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
7774 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
7776 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
7777 FreeBSD 11 and above.
7779 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
7781 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
7783 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7785 * expmed.h: Close parenthesis in "at your option" in copyright
7787 * lower-subreg.h: Likewise.
7789 2016-06-14 Richard Biener <rguenther@suse.de>
7792 * genmatch.c (expr::gen_transform): Use in_type for comparisons
7795 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7797 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
7799 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
7801 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
7803 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
7804 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
7806 2016-06-14 Richard Biener <rguenther@suse.de>
7808 PR tree-optimization/71522
7809 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
7810 copying into float copying.
7812 2016-06-14 Jakub Jelinek <jakub@redhat.com>
7814 PR tree-optimization/71520
7815 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
7816 (replace_block_by): Move user labels from bb1 to bb2.
7818 2016-06-14 Richard Biener <rguenther@suse.de>
7822 * expr.h (get_bit_range): Declare.
7823 * expr.c (get_bit_range): Export.
7824 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
7825 word_mode again to constrain the bitfield access.
7827 2016-06-14 Richard Biener <rguenther@suse.de>
7829 PR tree-optimization/71521
7830 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
7831 division int_const_binop against zero divisor.
7833 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
7835 * config/i386/i386.md (signbittf2): New expander.
7836 * config/i386/sse.md (ptesttf2): New insn pattern.
7838 2016-06-13 David Malcolm <dmalcolm@redhat.com>
7841 * input.c (selftest::test_reading_source_line): Avoid reading from
7842 __FILE__ by creating a tempfile with known content and reading
7845 2016-06-13 David Malcolm <dmalcolm@redhat.com>
7847 * pretty-print.c (assert_pp_format_colored): Skip the test if
7849 (test_pp_format): Remove comment about GCC_COLORS.
7851 2016-06-13 David Malcolm <dmalcolm@redhat.com>
7853 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
7854 * pretty-print.c (assert_pp_format_va): Add location param and use
7855 it with ASSERT_STREQ_AT.
7856 (assert_pp_format): Add location param and pass it to
7857 assert_pp_format_va.
7858 (assert_pp_format_colored): Likewise.
7859 (ASSERT_PP_FORMAT_1): New.
7860 (ASSERT_PP_FORMAT_2): New.
7861 (ASSERT_PP_FORMAT_3): New.
7862 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
7863 explicitly, or implicitly via the above macros.
7864 * selftest.c (selftest::pass): Use a selftest::location rather
7866 (selftest::fail): Likewise. Print the function name.
7867 (selftest::fail_formatted): Likewise.
7868 (selftest::assert_streq): Use a selftest::location rather than
7870 * selftest.h (selftest::location): New struct.
7871 (SELFTEST_LOCATION): New macro.
7872 (selftest::pass): Accept a const location & rather than file
7874 (selftest::fail): Likewise.
7875 (selftest::fail_formatted): Likewise.
7876 (selftest::assert_streq): Likewise.
7877 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
7878 (ASSERT_FALSE): Likewise.
7879 (ASSERT_EQ): Likewise.
7880 (ASSERT_NE): Likewise.
7881 (ASSERT_STREQ): Likewise.
7882 (ASSERT_PRED1): Likewise.
7883 (ASSERT_STREQ_AT): New macro.
7885 2016-06-13 David Malcolm <dmalcolm@redhat.com>
7887 * selftest.c (selftest::fail_formatted): New function.
7888 (selftest::assert_streq): New function.
7889 * selftest.h (selftests::fail_formatted): New decl.
7890 (selftest::assert_streq): New decl.
7891 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
7893 2016-06-13 Jeff Law <law@redhat.com>
7895 PR tree-optimization/71403
7896 * tree-ssa-threadbackward.c
7897 (convert_and_register_jump_thread_path): No longer accept reference
7898 to path. Do not pop items off the path anymore.
7899 (fsm_find_control_statement_thread_paths): Do not allow threading
7900 to a deeper loop nest. Pop the last item off the path here rather
7901 than in convert_and_register_jump_thread_path.
7903 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
7904 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
7906 [AArch64] Emit division using the Newton series
7908 * config/aarch64/aarch64-protos.h
7909 (cpu_approx_modes): Add new member "division".
7910 (aarch64_emit_approx_div): Declare new function.
7911 * config/aarch64/aarch64.c
7912 (generic_approx_modes): New member "division".
7913 (exynosm1_approx_modes): Likewise.
7914 (xgene1_approx_modes): Likewise.
7915 (aarch64_emit_approx_div): Define new function.
7916 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
7917 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
7918 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
7919 * doc/invoke.texi (-mlow-precision-div): Describe new option.
7921 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
7922 Wilco Dijkstra <wilco.dijkstra@arm.com>
7924 [AArch64] Emit square root using the Newton series
7926 * config/aarch64/aarch64-protos.h
7927 (aarch64_emit_approx_rsqrt): Replace with new function
7928 "aarch64_emit_approx_sqrt".
7929 (cpu_approx_modes): New member "sqrt".
7930 * config/aarch64/aarch64.c
7931 (generic_approx_modes): New member "sqrt".
7932 (exynosm1_approx_modes): Likewise.
7933 (xgene1_approx_modes): Likewise.
7934 (aarch64_emit_approx_rsqrt): Replace with new function
7935 "aarch64_emit_approx_sqrt".
7936 (aarch64_override_options_after_change_1): Handle new option.
7937 * config/aarch64/aarch64-simd.md
7938 (rsqrt<mode>2): Use new function instead.
7939 (sqrt<mode>2): New expansion and insn definitions.
7940 * config/aarch64/aarch64.md: Likewise.
7941 * config/aarch64/aarch64.opt
7942 (mlow-precision-sqrt): Add new option description.
7943 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
7945 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
7947 [AArch64] Add more choices for the reciprocal square root approximation
7949 Allow a target to prefer such operation depending on the operation mode.
7951 * config/aarch64/aarch64-protos.h
7952 (AARCH64_APPROX_MODE): New macro.
7953 (AARCH64_APPROX_{NONE,ALL}): Likewise.
7954 (cpu_approx_modes): New structure.
7955 (tune_params): New member "approx_modes".
7956 * config/aarch64/aarch64-tuning-flags.def
7957 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
7958 * config/aarch64/aarch64.c
7959 (generic_approx_modes): New core "cpu_approx_modes" structure.
7960 (exynosm1_approx_modes): Likewise.
7961 (xgene1_approx_modes): Likewise.
7962 (generic_tunings): New member "approx_modes".
7963 (cortexa35_tunings): Likewise.
7964 (cortexa53_tunings): Likewise.
7965 (cortexa57_tunings): Likewise.
7966 (cortexa72_tunings): Likewise.
7967 (exynosm1_tunings): Likewise.
7968 (thunderx_tunings): Likewise.
7969 (xgene1_tunings): Likewise.
7970 (use_rsqrt_p): New argument for the mode and use new member from
7972 (aarch64_builtin_reciprocal): Devise mode from builtin.
7973 (aarch64_optab_supported_p): New argument for the mode.
7974 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
7976 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
7978 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
7979 RS6000_BTM_MODULO flag into the set of flags that are considered
7980 to be part of the common configuration.
7982 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
7984 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
7985 difference unsigned.
7986 (vec_absdb): New macro for vector absolute difference unsigned
7988 (vec_absdh): New macro for vector absolute difference unsigned
7990 (vec_absdw): New macro for vector absolute difference unsigned word.
7991 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
7992 (vadu<mode>3): New insn.
7993 (*p9_vadu<mode>3): New insn.
7994 * config/rs6000/rs6000-builtin.def (vadub): New built-in
7996 (vaduh): New built-in definition.
7997 (vaduw): New built-in definition.
7998 (vadu): New overloaded built-in definition.
7999 (vadub): New overloaded built-in definition.
8000 (vaduh): New overloaded built-in definition.
8001 (vaduw): New overloaded built-in definition.
8002 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8003 overloaded vector absolute difference unsigned functions.
8004 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8005 the ISA 3.0 vector absolute difference unsigned built-in functions.
8007 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
8009 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
8010 update shared_lookup_references only once after changing operands.
8012 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
8015 * tree-nested.c (convert_nonlocal_omp_clauses)
8016 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
8018 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
8019 * tree.def (CASE_LABEL_EXPR): Likewise.
8021 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
8024 * input.c (test_builtins): Fix an assertion.
8026 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
8028 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
8031 (isinf<mode>2): Ditto.
8033 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
8035 * ggc-tests.c (test_finalization): Only test need_finalization_p
8036 for GCC_VERSION >= 4003.
8038 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8040 * config/s390/vecintrin.h: Fix file description in comment.
8042 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8044 * config/s390/s390-builtin-types.def: Change builtin type naming
8045 scheme to match builtin-types.def.
8047 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
8049 * fold-const.c (optimize_minmax_comparison): Remove.
8050 (fold_comparison): Remove call to the above.
8051 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
8052 New transformations.
8054 2016-06-13 Alan Hayward <alan.hayward@arm.com>
8056 PR tree-optimization/71416
8057 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
8060 2016-06-13 Martin Liska <mliska@suse.cz>
8062 * predict.c (enum predictor_reason): Prefix enum with REASON_.
8063 (combine_predictions_for_insn): Likewise.
8064 (prune_predictions_for_bb): Likewise.
8065 (combine_predictions_for_bb): Likewise.
8067 2016-06-13 Richard Biener <rguenther@suse.de>
8069 PR tree-optimization/71505
8070 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
8071 assert match comment.
8073 2016-06-13 Marek Polacek <polacek@redhat.com>
8076 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
8077 gimplify_switch_expr.
8078 (warn_switch_unreachable_r): New function.
8080 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8083 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
8086 2016-06-13 Richard Biener <rguenther@suse.de>
8089 * fold-const.c (fold_unary_loc): Preserve alignment when
8090 folding a VIEW_CONVERT_EXPR into a MEM_REF.
8092 2016-06-13 Martin Liska <mliska@suse.cz>
8095 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
8096 w/ -fsanitize=bounds.
8098 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
8100 * config/i386/i386.c (ix86_init_builtins): Calculate
8101 FLOAT128_FTYPE_CONST_STRING function type only once.
8102 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
8103 built-in functions are available for x86-32 and x86-64 targets.
8105 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
8108 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
8110 (FLOAT128_FTYPE_CONST_STRING): New function type.
8111 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
8112 [IX86_BUILTIN_NANSQ]: Ditto.
8113 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
8114 (ix86_init_builtin_types): Declare const_string_type_node.
8115 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
8117 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
8118 * doc/extend.texi (x86 Built-in Functions): Document
8119 __builtin_nanq and __builtin_nansq.
8121 2016-06-11 Jiong Wang <jiong.wang@arm.com>
8124 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
8125 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
8126 length for pop patterns.
8127 (arm_attr_length_push_multi): Update comments.
8128 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
8130 (*pop_multiple_with_writeback_and_return): Likewise.
8131 (*pop_multiple_with_return): Likewise.
8133 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
8136 * fold-const.c (optimize_bit_field_compare): Don't try to use
8137 word_mode unconditionally for reading the bit field, look at
8138 DECL_BIT_FIELD_REPRESENTATIVE instead.
8140 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
8143 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
8144 vector integer type.
8146 2016-06-10 Jakub Jelinek <jakub@redhat.com>
8149 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
8150 without LABEL_DECL, set *handled_ops_p to false instead of true.
8152 2016-06-10 Martin Sebor <msebor@redhat.com>
8155 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
8156 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
8157 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
8159 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
8160 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
8161 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
8162 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
8163 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
8164 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
8165 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
8166 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
8168 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
8170 * config/arm/arm.h (pool_vector_label,
8171 return_used_this_function): Remove.
8173 2016-06-10 Jeff Law <law@redhat.com>
8175 PR tree-optimization/71335
8176 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
8177 zero length paths here.
8178 (convert_and_register_jump_thread_path): Remove hacks related to
8179 duplicated blocks in the jump thread path.
8180 (fsm_find_control_statement_thread_paths): Avoid putting the same
8181 block on the thread path twice, but ensure the thread path is
8182 unchanged from the caller's point of view.
8184 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
8186 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
8187 * predict.def (PRED_LOOP_BRANCH): Remove.
8189 2016-06-10 David Malcolm <dmalcolm@redhat.com>
8191 * Makefile.in (OBJS): Add ggc-tests.o.
8192 (GTFILES): Add ggc-tests.c.
8193 * ggc-tests.c: New file.
8194 * selftest-run-tests.c (selftest::run_tests): Call
8195 selftest::ggc_tests_c_tests.
8196 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
8198 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
8200 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
8202 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
8205 * varasm.c (place_block_symbol): Adjust alignment for asan protected
8206 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
8208 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
8210 * profile.c: Include cfgloop.h.
8211 (branch_prob): Compute estimated number of iterations.
8212 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
8213 recompute estimate number of iterations from profile.
8215 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
8218 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
8219 must be grouped on top of stack. Don't force early clobber
8220 on ordinary reg outputs.
8222 2016-06-10 Richard Biener <rguenther@suse.de>
8224 * targhooks.c (default_builtin_vectorization_cost): Adjust
8227 2016-06-10 Richard Biener <rguenther@suse.de>
8229 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
8230 to fold the RHS to a constant if possible.
8232 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
8235 * tree-nested.c (convert_nonlocal_omp_clauses)
8236 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
8237 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
8238 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
8240 * gimplify.c (gimplify_adjust_omp_clauses): Discard
8242 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
8244 * omp-low.c (scan_sharing_clauses): Don't expect
8247 2016-06-10 Alan Hayward <alan.hayward@arm.com>
8249 PR tree-optimization/71407
8250 PR tree-optimization/71416
8251 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
8254 2016-06-10 Richard Biener <rguenther@suse.de>
8257 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
8259 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
8261 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
8263 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
8264 Jiong Wang <jiong.wang@arm.com>
8266 PR rtl-optimization/70751
8267 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
8268 spilled into memory.
8270 2016-06-09 Jonathan Yong <10walls@gmail.com>
8273 2015-09-21 Jonathan Yong <10walls@gmail.com>
8275 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
8276 sysroot/usr/lib/32api for additional win32 libraries,
8277 fixes failing Cygwin bootstrapping.
8279 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
8281 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
8284 2016-06-09 David Malcolm <dmalcolm@redhat.com>
8287 * pretty-print.c (pp_indent): Specify that %p is printed in a
8288 host-dependent manner.
8289 (test_pp_format): Remove the test for %p.
8291 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
8293 * config/mips/mips.c (mips_output_jump): Fix formatting.
8295 2016-06-09 Richard Biener <rguenther@suse.de>
8297 PR tree-optimization/71462
8298 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
8301 2016-06-09 Martin Liska <mliska@suse.cz>
8303 * predict.c (dump_prediction): Add new argument.
8304 (enum predictor_reason): New enum.
8305 (struct predictor_hash): New struct.
8306 (predictor_hash::hash): New function.
8307 (predictor_hash::equal): Likewise.
8308 (not_removed_prediction_p): New function.
8309 (prune_predictions_for_bb): Likewise.
8310 (combine_predictions_for_bb): Prune predictions.
8312 2016-06-09 Martin Liska <mliska@suse.cz>
8314 * predict.c (filter_predictions): New function.
8315 (remove_predictions_associated_with_edge): Use the filter
8317 (equal_edge_p): New function.
8319 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
8321 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
8322 Correct usage of @samp vs @option, add @samp where appropriate.
8323 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
8324 Add armv6s-m and document it, as it is no official ARM name.
8326 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8328 * ifcvt.c (struct noce_if_info): Add transform_name field.
8329 (noce_try_move): Set if_info->transform_name to the function name.
8330 (noce_try_ifelse_collapse): Likewise.
8331 (noce_try_store_flag): Likewise.
8332 (noce_try_inverse_constants): Likewise.
8333 (noce_try_store_flag_constants): Likewise.
8334 (noce_try_addcc): Likewise.
8335 (noce_try_store_flag_mask): Likewise.
8336 (noce_try_cmove): Likewise.
8337 (noce_try_cmove_arith): Likewise.
8338 (noce_try_minmax): Likewise.
8339 (noce_try_abs): Likewise.
8340 (noce_try_sign_mask): Likewise.
8341 (noce_try_bitop): Likewise.
8342 (noce_convert_multiple_sets): Likewise.
8343 (noce_process_if_block): Print if_info->transform_name to
8344 dump_file if transformation succeeded.
8346 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8348 * config/arm/cortex-a57.md (cortex_a57_alu):
8351 2016-06-08 Martin Sebor <msebor@redhat.com>
8352 Jakub Jelinek <jakub@redhat.com>
8356 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
8357 BUILT_IN_MUL_OVERFLOW_P): New builtins.
8358 * builtins.c: Include gimple-fold.h.
8359 (fold_builtin_arith_overflow): Handle
8360 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
8361 (fold_builtin_3): Likewise.
8362 * doc/extend.texi (Integer Overflow Builtins): Document
8363 __builtin_{add,sub,mul}_overflow_p.
8365 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
8367 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
8368 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
8370 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
8372 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
8373 Rewrite, looking one level down for records and arrays.
8375 2016-06-08 David Malcolm <dmalcolm@redhat.com>
8377 * pretty-print.c: Include "selftest.h".
8378 (pp_format): Fix comment.
8379 (identifier_to_locale): Likewise.
8380 (selftest::test_basic_printing): New function.
8381 (selftest::assert_pp_format): New function.
8382 (selftest::test_pp_format): New function.
8383 (selftest::pretty_print_c_tests): New function.
8384 * selftest-run-tests.c (selftest::run_tests): Call
8385 selftest::pretty_print_c_tests.
8386 * selftest.h (pretty_print_c_tests): New declaration.
8388 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
8390 * invoke.texi (max-loop-headers-insns): Document.
8391 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
8392 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
8393 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
8395 2016-06-08 Richard Biener <rguenther@suse.de>
8397 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
8398 on strided SLP loads and fall back to scalar loads in case
8399 we can't chunk them.
8401 2016-06-08 Richard Biener <rguenther@suse.de>
8403 PR tree-optimization/71452
8404 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
8405 type used for the SSA rewrite has enough precision to cover
8406 the dynamic type of the location.
8408 2016-06-08 Jakub Jelinek <jakub@redhat.com>
8409 Richard Biener <rguenther@suse.de>
8412 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
8413 the same as DECL_P (base0) for indirect_base0. Use equality_code
8414 in one further place.
8416 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
8418 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
8419 to one word if the field is known to overlap other words.
8420 (extract_bit_field_1): Likewise.
8421 (store_split_bit_field): Remove compensating code.
8422 (extract_split_bit_field): Likewise.
8424 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
8428 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
8430 2016-06-08 Jiong Wang <jiong.wang@arm.com>
8432 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
8434 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
8435 (arch64_addpv4sf): Delete.
8436 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
8437 "gen_aarch64_addpv4sf".
8438 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
8440 (vpadds_f32): Likewise.
8441 (vpaddq_f32): Likewise.
8442 (vpaddq_f64): Likewise.
8444 2016-06-08 Jiong Wang <jiong.wang@arm.com>
8446 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
8448 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
8449 to VALLF. Rename to "fabd<mode>3".
8450 "*fabd_scalar<mode>3): Delete.
8451 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
8453 (vabdd_f64): Likewise.
8454 (vabd_f32): Likewise.
8455 (vabd_f64): Likewise.
8456 (vabdq_f32): Likewise.
8457 (vabdq_f64): Likewise.
8459 2016-06-08 Jiong Wang <jiong.wang@arm.com>
8461 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
8463 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
8464 "aarch64_rsqrts<mode>".
8465 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
8466 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
8468 (vrsqrtsd_f64): Likewise.
8469 (vrsqrts_f32): Likewise.
8470 (vrsqrts_f64): Likewise.
8471 (vrsqrtsq_f32): Likewise.
8472 (vrsqrtsq_f64): Likewise.
8474 2016-06-08 Jiong Wang <jiong.wang@arm.com>
8476 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
8478 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
8479 "aarch64_rsqrte<mode>".
8480 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
8481 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
8483 (vrsqrted_f64): Likewise.
8484 (vrsqrte_f32): Likewise.
8485 (vrsqrte_f64): Likewise.
8486 (vrsqrteq_f32): Likewise.
8487 (vrsqrteq_f64): Likewise.
8489 2016-06-08 Jiong Wang <jiong.wang@arm.com>
8491 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
8495 * config/aarch64/aarch64-simd.md
8496 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
8497 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
8498 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
8500 (vcvt_n_f32_u32): Likewise.
8501 (vcvt_n_s32_f32): Likewise.
8502 (vcvt_n_u32_f32): Likewise.
8503 (vcvtq_n_f32_s32): Likewise.
8504 (vcvtq_n_f32_u32): Likewise.
8505 (vcvtq_n_f64_s64): Likewise.
8506 (vcvtq_n_f64_u64): Likewise.
8507 (vcvtq_n_s32_f32): Likewise.
8508 (vcvtq_n_s64_f64): Likewise.
8509 (vcvtq_n_u32_f32): Likewise.
8510 (vcvtq_n_u64_f64): Likewise.
8511 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
8512 (VSDQ_SDI): Likewise.
8513 (fcvt_target): Support V4DI, V4SI and V2SI.
8514 (FCVT_TARGET): Likewise.
8516 2016-06-08 Jiong Wang <jiong.wang@arm.com>
8518 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
8519 (TYPES_BINOP_SUS): Likewise.
8520 (aarch64_simd_builtin_data): Update include file name.
8521 (aarch64_builtins): Likewise.
8522 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
8523 for conversion between scalar float-point and fixed-point.
8527 * config/aarch64/aarch64.md
8528 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
8529 pattern for conversion between scalar float to fixed-pointer.
8530 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
8531 (UNSPEC_FCVTZS): New UNSPEC enumeration.
8532 (UNSPEC_FCVTZU): Likewise.
8533 (UNSPEC_SCVTF): Likewise.
8534 (UNSPEC_UCVTF): Likewise.
8535 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
8537 (vcvtd_n_f64_u64): Likewise.
8538 (vcvtd_n_s64_f64): Likewise.
8539 (vcvtd_n_u64_f64): Likewise.
8540 (vcvtd_n_f32_s32): Likewise.
8541 (vcvts_n_f32_u32): Likewise.
8542 (vcvtd_n_s32_f32): Likewise.
8543 (vcvts_n_u32_f32): Likewise.
8544 * config/aarch64/iterators.md (fcvt_target): Support integer to float
8546 (FCVT_TARGET): Likewise.
8547 (FCVT_FIXED2F): New iterator.
8548 (FCVT_F2FIXED): Likewise.
8549 (fcvt_fixed_insn): New define_int_attr.
8551 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
8553 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
8554 some statements was removed.
8556 2016-06-08 Alan Hayward <alan.hayward@arm.com>
8558 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
8559 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
8560 (vect_can_advance_ivs_p): likewise.
8561 (vect_update_ivs_after_vectorizer): likewise.
8562 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
8563 (vect_analyze_scalar_cycles_1): likewise.
8564 (vect_analyze_loop_operations): likewise.
8565 (report_vect_op): likewise.
8566 (vect_is_slp_reduction): likewise.
8567 (vect_is_simple_reduction): likewise.
8568 (get_initial_def_for_induction): likewise.
8569 (vect_transform_loop): likewise.
8570 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
8571 (vect_recog_sad_pattern): likewise.
8572 (vect_recog_widen_sum_pattern): likewise.
8573 (vect_recog_widening_pattern): likewise.
8574 (vect_recog_divmod_pattern): likewise.
8575 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
8576 (vect_analyze_slp_instance): likewise.
8577 (vect_transform_slp_perm_load): likewise.
8578 (vect_schedule_slp_instance): likewise.
8580 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
8582 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
8583 (return_prediction): PRED_CONST_RETURN predict return as not taken.
8584 * predict.def (PRED_CONTINUE): Change hitrate 50->67
8585 (PRED_LOOP_BRANCH): Document predictor as broken.
8586 (PRED_LOOP_EXIT): Change hitrate 91->92.
8587 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
8588 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
8589 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
8590 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
8591 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
8592 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
8593 (PRED_CALL): Chane hitrate 71->67.
8594 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
8595 (PRED_GOTO): Document as unused right now.
8596 (PRED_CONST_RETURN): Change hitrate 67->69
8597 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
8598 (PRED_NULL_RETURN): Change hitrate 91->90.
8599 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
8600 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
8601 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
8603 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
8605 * config/rs6000/altivec.h: Add __builtin_vec_mul.
8606 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
8607 special case Altivec builtin.
8608 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
8609 VSX_BUILTIN_VEC_MUL (replaced with special case code).
8610 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8611 code for ALTIVEC_BUILTIN_VEC_MUL.
8612 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8613 for __builtin_vec_mul.
8615 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
8617 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
8620 2016-06-07 David Malcolm <dmalcolm@redhat.com>
8622 * spellcheck.c (selftest::test_find_closest_string): New function.
8623 (spellcheck_c_tests): Call the above.
8625 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8627 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
8629 2016-06-07 Jakub Jelinek <jakub@redhat.com>
8631 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
8632 Yv=Yv,C alternatives.
8634 2016-06-07 Richard Biener <rguenther@suse.de>
8637 * common.opt (ffast-math): Make Optimization.
8639 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
8640 Prachi Godbole <prachi.godbole@imgtec.com>
8642 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
8643 `fabs' and `fneg' type attributes.
8644 (p5600_fpu_fabs): Add `fmove' to the comment.
8646 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
8648 * gimple.c: Include builtins.h
8649 (gimple_inexpensive_call_p): New function.
8650 * gimple.h (gimple_inexpensive_call_p): Declare.
8651 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
8652 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
8655 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
8657 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
8658 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
8659 warning_at_rich_loc, warning_n, pedwarn, permerror,
8660 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
8661 sorry, fatal_error, internal_error, internal_error_no_backtrace):
8664 2016-06-07 Richard Biener <rguenther@suse.de>
8666 PR tree-optimization/71428
8667 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
8668 BIT_FIELD_REF op vs. load.
8670 2016-06-07 Richard Biener <rguenther@suse.de>
8673 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
8676 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
8678 * config/pa/pa.md (call): Generate indirect long calls to non-local
8679 functions on TARGET_64BIT.
8680 (call_value): Likewise.
8682 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
8684 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
8685 pattern and subsequent splitters.
8686 (call_val_reg_64bit_post_reload): Likewise.
8688 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
8691 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
8692 propagate_op_to_single_use.
8694 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
8697 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
8699 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
8701 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
8702 (enum x86_dirflag_state): New enum.
8703 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
8704 (machine_function): Remove needs_cld.
8705 (ix86_current_function_needs_cld): Remove.
8706 * config/i386/i386.c (ix86_set_func_type): Set
8707 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
8708 (ix86_expand_prologue): Do not emit CLD here.
8709 (ix86_dirflag_mode_needed): New function.
8710 (ix86_dirflag_mode_entry): Ditto.
8711 (ix86_mode_needed): Handle X86_DIRFLAG entity.
8712 (ix86_mode_after): Ditto.
8713 (ix86_mode_entry): Ditto.
8714 (ix86_mode_exit): Ditto.
8715 (ix86_emit_mode_set): Ditto.
8716 * config/i386/i386.md (strmov_singleop): Set
8717 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
8718 Do not set ix86_current_function_needs_cld.
8720 (strset_singleop): Ditto.
8722 (cmpstrnqi_nz_1): Ditto.
8723 (cmpstrnqi_1): Ditto.
8724 (strlenqi_1): Ditto.
8726 2016-06-06 Jakub Jelinek <jakub@redhat.com>
8728 PR tree-optimization/71259
8729 * tree-vect-slp.c (vect_get_constant_vectors): For
8730 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
8731 one for constant op, and use COND_EXPR for non-constant.
8733 2016-06-06 David Malcolm <dmalcolm@redhat.com>
8735 * Makefile.in (OBJS): Add function-tests.o,
8736 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
8737 selftest-run-tests.o.
8738 (OBJS-libcommon): Add selftest.o.
8739 (OBJS-libcommon-target): Add selftest.o.
8740 (all.internal): Add "selftest".
8741 (all.cross): Likewise.
8742 (selftest): New phony target.
8743 (s-selftest): New target.
8744 (selftest-gdb): New phony target.
8745 (COLLECT2_OBJS): Add selftest.o.
8746 * bitmap.c: Include "selftest.h".
8747 (selftest::test_gc_alloc): New function.
8748 (selftest::test_set_range): New function.
8749 (selftest::test_clear_bit_in_middle): New function.
8750 (selftest::test_copying): New function.
8751 (selftest::test_bitmap_single_bit_set_p): New function.
8752 (selftest::bitmap_c_tests): New function.
8753 * common.opt (fself-test): New.
8754 * diagnostic-show-locus.c: Include "selftest.h".
8755 (make_range): New function.
8756 (test_range_contains_point_for_single_point): New function.
8757 (test_range_contains_point_for_single_line): New function.
8758 (test_range_contains_point_for_multiple_lines): New function.
8759 (assert_eq): New function.
8760 (test_get_line_width_without_trailing_whitespace): New function.
8761 (selftest::diagnostic_show_locus_c_tests): New function.
8762 * et-forest.c: Include "selftest.h".
8763 (selftest::test_single_node): New function.
8764 (selftest::test_simple_tree): New function.
8765 (selftest::test_disconnected_nodes): New function.
8766 (selftest::et_forest_c_tests): New function.
8767 * fold-const.c: Include "selftest.h".
8768 (selftest::assert_binop_folds_to_const): New function.
8769 (selftest::assert_binop_folds_to_nonlvalue): New function.
8770 (selftest::test_arithmetic_folding): New function.
8771 (selftest::fold_const_c_tests): New function.
8772 * function-tests.c: New file.
8773 * gimple.c: Include "selftest.h".
8774 Include "gimple-pretty-print.h".
8775 (selftest::verify_gimple_pp): New function.
8776 (selftest::test_assign_single): New function.
8777 (selftest::test_assign_binop): New function.
8778 (selftest::test_nop_stmt): New function.
8779 (selftest::test_return_stmt): New function.
8780 (selftest::test_return_without_value): New function.
8781 (selftest::gimple_c_tests): New function.
8782 * hash-map-tests.c: New file.
8783 * hash-set-tests.c: New file.
8784 * input.c: Include "selftest.h".
8785 (selftest::assert_loceq): New function.
8786 (selftest::test_accessing_ordinary_linemaps): New function.
8787 (selftest::test_unknown_location): New function.
8788 (selftest::test_builtins): New function.
8789 (selftest::test_reading_source_line): New function.
8790 (selftest::input_c_tests): New function.
8791 * rtl-tests.c: New file.
8792 * selftest-run-tests.c: New file.
8793 * selftest.c: New file.
8794 * selftest.h: New file.
8795 * spellcheck.c: Include "selftest.h".
8796 (selftest::levenshtein_distance_unit_test_oneway): New function,
8797 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
8798 (selftest::levenshtein_distance_unit_test): Likewise.
8799 (selftest::spellcheck_c_tests): Likewise.
8800 * toplev.c: Include selftest.h.
8801 (toplev::run_self_tests): New.
8802 (toplev::main): Handle -fself-test.
8803 * toplev.h (toplev::run_self_tests): New.
8804 * tree.c: Include "selftest.h".
8805 (selftest::test_integer_constants): New function.
8806 (selftest::test_identifiers): New function.
8807 (selftest::test_labels): New function.
8808 (selftest::tree_c_tests): New function.
8809 * tree-cfg.c: Include "selftest.h".
8810 (selftest::push_fndecl): New function.
8811 (selftest::test_linear_chain): New function.
8812 (selftest::test_diamond): New function.
8813 (selftest::test_fully_connected): New function.
8814 (selftest::tree_cfg_c_tests): New function.
8815 * vec.c: Include "selftest.h".
8816 (selftest::safe_push_range): New function.
8817 (selftest::test_quick_push): New function.
8818 (selftest::test_safe_push): New function.
8819 (selftest::test_truncate): New function.
8820 (selftest::test_safe_grow_cleared): New function.
8821 (selftest::test_pop): New function.
8822 (selftest::test_safe_insert): New function.
8823 (selftest::test_ordered_remove): New function.
8824 (selftest::test_unordered_remove): New function.
8825 (selftest::test_block_remove): New function.
8826 (selftest::reverse_cmp): New function.
8827 (selftest::test_qsort): New function.
8828 (selftest::vec_c_tests): New function.c.
8829 * wide-int.cc: Include selftest.h and wide-int-print.h.
8830 (selftest::from_int <wide_int>): New function.
8831 (selftest::from_int <offset_int>): New function.
8832 (selftest::from_int <widest_int>): New function.
8833 (selftest::assert_deceq): New function.
8834 (selftest::assert_hexeq): New function.
8835 (selftest::test_printing <VALUE_TYPE>): New function template.
8836 (selftest::test_ops <VALUE_TYPE>): New function template.
8837 (selftest::test_comparisons <VALUE_TYPE>): New function template.
8838 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
8840 (selftest::wide_int_cc_tests): New function.
8842 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8845 * ifcvt.c (noce_try_ifelse_collapse): New function.
8847 (noce_process_if_block): Call noce_try_ifelse_collapse.
8848 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
8849 (simplify_ternary_operation): Use the above to simplify
8850 conditional CLZ/CTZ expressions.
8852 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8855 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
8856 define_insn_and_split.
8858 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8861 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
8863 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
8866 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
8867 Implicitly clobber memory for basic asm with non-empty assembler
8868 string. Use targetm.md_asm_adjust also here.
8869 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
8870 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
8871 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
8872 non-empty assembler string.
8873 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
8874 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
8875 (decode_asm_operands): Handle basic asm in PARALLEL block.
8876 (extract_insn): Handle basic asm in PARALLEL block.
8877 * doc/extend.texi: Mention new behavior of basic asm.
8878 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
8879 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
8880 branch_needs_nop_p): Use asm_noperands.
8882 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
8884 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
8885 Include the M7 SPARC DFA scheduler.
8886 New attribute v3pipe.
8887 Annotate insns with v3pipe where appropriate.
8888 Define cpu_feature vis4.
8889 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
8890 Add (V8QI "8") to vbits.
8891 Add insns {add,sub}v8qi3
8892 Add insns ss{add,sub}v8qi3
8893 Add insns us{add,sub}{v8qi,v4hi}3
8894 Add insns {min,max}{v8qi,v4hi,v2si}3
8895 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
8896 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
8897 * config/sparc/niagara4.md: Add a comment explaining the
8898 discrepancy between the documented latenty numbers and the
8900 * config/sparc/niagara7.md: New file.
8901 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
8902 supports SPARC5 and VIS 4.0 instructions.
8903 * configure: Regenerate.
8904 * config.in: Likewise.
8905 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
8906 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
8907 TARGET_CPU_niagara7.
8908 (ASM_CPU64_DEFAULT_SPEC): Likewise.
8909 (CPP_CPU_SPEC): Handle niagara7.
8910 (ASM_CPU_SPEC): Likewise.
8911 * config/sparc/sparc-opts.h (processor_type): Add
8913 (mvis4): New option.
8914 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
8915 (AS_NIAGARA7_FLAG): Define.
8916 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
8917 (CPP_CPU64_DEFAULT_SPEC): Likewise.
8918 (CPP_CPU_SPEC): Handle niagara7.
8919 (ASM_CPU_SPEC): Likewise.
8920 * config/sparc/sparc.c (niagara7_costs): Define.
8921 (sparc_option_override): Handle niagara7 and adjust cache-related
8922 parameters with better values for niagara cpus. Also support VIS4.
8923 (sparc32_initialize_trampoline): Likewise.
8924 (sparc_use_sched_lookahead): Likewise.
8925 (sparc_issue_rate): Likewise.
8926 (sparc_register_move_cost): Likewise.
8927 (dump_target_flag_bits): Support VIS4.
8928 (sparc_vis_init_builtins): Likewise.
8929 (sparc_builtins): Likewise.
8930 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
8932 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
8934 * config/sparc/sparc.opt (sparc_processor_type): New value
8936 * config/sparc/visintrin.h (__attribute__): Prototypes for the
8938 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
8940 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
8943 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
8945 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
8947 2016-06-06 Richard Biener <rguenther@suse.de>
8949 PR tree-optimization/71398
8950 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
8953 2016-06-05 James Bowman <james.bowman@ftdichip.com>
8955 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
8956 ft32_expand_prolog, ft32_expand_epilogue):
8957 Handle pretend_args.
8958 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
8959 * config/ft32/ft32.md: Add pretend_returner.
8961 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
8964 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
8965 Copy op1 RTX to avoid invalid sharing.
8966 (ix86_expand_vector_move_misalign): Ditto.
8968 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
8970 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
8973 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
8975 * predict.c (predicted_by_loop_heuristics_p): New function.
8976 (predict_iv_comparison): Use it.
8977 (predict_loops): Walk from innermost loops; do not predict edges
8978 leaving multiple loops multiple times; implement
8979 PRED_LOOP_ITERATIONS_MAX heuristics.
8980 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
8982 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
8984 * cfg.c (check_bb_profile): Do not report mismatched profiles when
8985 only edges out of BB are EH edges.
8987 2016-06-04 Martin Sebor <msebor@redhat.com>
8988 Marcin Baczyński <marbacz@gmail.com>
8991 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
8992 a void expression in a void function.
8994 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
8996 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
8997 aux; dump reasons of decisions.
8998 (should_duplicate_loop_header_p): Likewise.
8999 (do_while_loop_p): Likewise.
9000 (ch_base::copy_headers): Dump asi num insns duplicated.
9002 2016-06-04 Jakub Jelinek <jakub@redhat.com>
9004 PR tree-optimization/71405
9005 * tree-ssa.c (execute_update_addresses_taken): For clobber with
9006 incompatible type, build a new clobber with the right type instead
9007 of building a VIEW_CONVERT_EXPR around it.
9009 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
9011 PR tree-optimization/52171
9012 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
9013 by_pieces_ninsns instead of move_by_pieces_ninsns.
9015 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
9017 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
9018 for reg+reg addressing mode.
9020 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9022 * rs6000-c.c (c/c-tree.h): Add #include.
9023 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
9024 in C++ when found in the base position of vec_ld or vec_st.
9026 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
9028 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
9029 use of profile unless profile status is PROFILE_READ.
9030 * profile.c (compute_branch_probabilities): Set profile status
9031 only after reporting predictor hitrates.
9033 2016-06-03 Joseph Myers <joseph@codesourcery.com>
9037 * common.opt (ffp-int-builtin-inexact): New option.
9038 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
9039 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
9040 (ceil@var{m}2): Document dependence on this option.
9041 * ipa-inline-transform.c (inline_call): Handle
9042 flag_fp_int_builtin_inexact.
9043 * ipa-inline.c (can_inline_edge_p): Likewise.
9044 * config/i386/i386.md (rintxf2): Do not test
9045 flag_unsafe_math_optimizations.
9046 (rint<mode>2_frndint): New define_insn.
9047 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
9048 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
9049 for 387 instead of extending and truncating.
9050 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
9051 !flag_trapping_math instead of flag_unsafe_math_optimizations.
9052 Change to frndint<mode>2_<rounding>.
9053 (frndintxf2_<rounding>_i387): Likewise. Change to
9054 frndint<mode>2_<rounding>_i387.
9055 (<rounding_insn>xf2): Likewise.
9056 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
9057 !flag_trapping_math instead of flag_unsafe_math_optimizations for
9058 x87. Test TARGET_ROUND || !flag_trapping_math ||
9059 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
9060 SSE. Use ROUND_NO_EXC in constant operand of
9061 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
9062 for 387 instead of extending and truncating.
9064 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
9065 Julia Koval <julia.koval@intel.com>
9077 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
9078 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
9079 all registers, except for function return registers if there are
9080 no caller-saved registers.
9081 (ix86_set_func_type): New function.
9082 (ix86_set_current_function): Call ix86_set_func_type to set
9083 no_caller_saved_registers and func_type. Call reinit_regs if
9084 caller-saved registers are changed. Don't allow MPX, SSE, MMX
9085 nor x87 instructions in interrupt handler nor function with
9086 no_caller_saved_registers attribute.
9087 (ix86_function_ok_for_sibcall): Return false if there are no
9088 caller-saved registers.
9089 (type_natural_mode): Don't warn ABI change for MMX in interrupt
9091 (ix86_function_arg_advance): Skip for callee in interrupt handler.
9092 (ix86_function_arg): Return special arguments in interrupt handler.
9093 (ix86_promote_function_mode): Promote pointer to word_mode only
9094 for normal functions.
9095 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
9097 (ix86_epilogue_uses): New function.
9098 (ix86_hard_regno_scratch_ok): Likewise.
9099 (ix86_save_reg): Preserve all registers in interrupt handler
9100 after reload. Preserve all registers, except for function return
9101 registers, if there are no caller-saved registers after reload.
9102 (find_drap_reg): Always use callee-saved register if there are
9103 no caller-saved registers.
9104 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
9105 for interrupt handler.
9106 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
9107 Emit cld instruction if stringops are used in interrupt handler
9108 or interrupt handler isn't a leaf function.
9109 (ix86_expand_epilogue): Generate interrupt return for interrupt
9110 handler and pop the 'ERROR_CODE' off the stack before interrupt
9111 return in exception handler.
9112 (ix86_expand_call): Disallow calling interrupt handler directly.
9113 If there are no caller-saved registers, mark all registers that
9114 are clobbered by the call which returns as clobbered.
9115 (ix86_handle_no_caller_saved_registers_attribute): New function.
9116 (ix86_handle_interrupt_attribute): Likewise.
9117 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
9119 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
9120 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
9121 accumulation in interrupt function if stack may be realigned to
9123 (EPILOGUE_USES): New.
9124 (function_type): New enum.
9125 (machine_function): Add func_type and no_caller_saved_registers.
9126 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
9127 (interrupt_return): New pattern.
9128 * doc/extend.texi: Document x86 interrupt and
9129 no_caller_saved_registers attributes.
9131 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
9133 PR tree-optimization/52171
9134 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
9135 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
9136 Look for constant strings. Move some code to emit_block_cmp_hints
9138 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
9139 * defaults.h (COMPARE_MAX_PIECES): New macro.
9140 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
9141 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
9142 (clear_by_pieces_1): Don't declare. Move definition before use.
9143 (can_do_by_pieces): New static function.
9144 (can_move_by_pieces): Use it. Return bool.
9145 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
9146 OP. All callers changed. Handle COMPARE_BY_PIECES.
9147 (class pieces_addr); New.
9148 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
9149 pieces_addr::adjust, pieces_addr::increment_address,
9150 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
9152 (class op_by_pieces_d): New.
9153 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
9155 (class move_by_pieces_d, class compare_by_pieces_d,
9156 class store_by_pieces_d): New subclasses of op_by_pieces_d.
9157 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
9158 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
9159 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
9160 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
9161 compare_by_pieces_d::finish_mode): New member functions.
9162 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
9164 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
9165 (emit_block_cmp_hints): New function.
9166 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
9167 use the newly defined classes.
9168 * expr.h (by_pieces_constfn): New typedef.
9169 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
9170 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
9171 (move_by_pieces_ninsns): Don't declare.
9172 (can_move_by_pieces): Change return value to bool.
9173 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
9174 (compare_by_pieces_branch_ratio): New hook.
9175 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
9176 (by_pieces_ninsns): Declare.
9177 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
9179 (default_compare_by_pieces_branch_ratio): New function.
9180 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
9181 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
9182 * doc/tm.texi: Regenerate.
9183 * tree-ssa-strlen.c: Include "builtins.h".
9184 (handle_builtin_memcmp): New static function.
9185 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
9186 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
9188 2016-06-03 Alan Hayward <alan.hayward@arm.com>
9190 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
9191 relevant stmts which are simple and invariant.
9192 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
9193 instead of simple and invariant
9195 2016-06-03 Alan Hayward <alan.hayward@arm.com>
9197 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
9198 (vectorizable_reduction): Check for new relevant state.
9199 (vectorizable_live_operation): vectorize live stmts using
9200 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
9201 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
9202 (vect_stmt_relevant_p): Check for stmts which are only used live.
9203 (process_use): Use of a stmt does not inherit it's live value.
9204 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
9205 (vect_analyze_stmt): Check for new relevant state.
9206 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
9207 outside the loop, but not inside it.
9209 2016-06-03 Alan Hayward <alan.hayward@arm.com>
9211 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
9212 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
9213 (vect_get_vec_def_for_operand): Split out code.
9215 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
9217 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
9219 2016-06-03 Alan Hayward <alan.hayward@arm.com>
9221 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
9223 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9225 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
9227 2016-06-03 Jakub Jelinek <jakub@redhat.com>
9230 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
9231 to noreturn e->callee->decl that has void return type and void
9232 arguments, adjust gimple_call_fntype and remove lhs even if it had
9233 previously addressable type.
9235 2016-06-02 Jeff Law <law@redhat.com>
9237 PR tree-optimization/71328
9238 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
9239 error when checking for a jump back onto the copied path.
9241 2016-06-02 David Malcolm <dmalcolm@redhat.com>
9243 * config/microblaze/microblaze.c (get_branch_target): Add return
9244 NULL_RTX for the non-CALL_P case.
9245 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
9246 (insert_wic): Remove unused local "j".
9248 2016-06-02 Martin Liska <mliska@suse.cz>
9250 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
9252 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
9253 Julia Koval <julia.koval@intel.com>
9255 * function.c (assign_parm_setup_stack): Force source into a
9257 * target.def (function_incoming_arg): Update documentation to
9258 allow arbitrary address computation based on hard register.
9259 * doc/tm.texi: Regenerated.
9261 2016-06-02 Martin Liska <mliska@suse.cz>
9263 * predict.c (combine_predictions_for_bb): Fix first match in
9264 cases where a first predictor contains more than one occurence
9265 in list of predictors. Take the best value in such case.
9267 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9269 PR rtl-optimization/71295
9270 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
9271 offset would go over the size of the inner mode reject it.
9273 2016-06-02 Jakub Jelinek <jakub@redhat.com>
9275 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
9276 x=x,x and v=v,m instead of x=x,m.
9278 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
9279 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
9280 alternative to v=rm,C.
9282 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
9283 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
9284 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
9285 instead of vex for the last two above mentioned alternatives.
9287 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9290 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
9292 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
9294 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
9296 2016-06-01 David Malcolm <dmalcolm@redhat.com>
9298 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
9299 from int to unsigned.
9301 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
9303 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
9304 alternatives, eliminating preferred register class. Add support
9305 for the MTVSRDD instruction in ISA 3.0.
9306 (vsx_splat_v4si_internal): Use splat_input_operand instead of
9307 reg_or_indexed_operand.
9308 (vsx_splat_v4sf_internal): Likewise.
9310 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
9313 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
9314 for loading up all 0's or all 1's.
9316 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
9318 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
9320 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
9322 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
9324 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
9325 * gcc.c (set_source_date_epoch_envvar): New function, sets
9326 the SOURCE_DATE_EPOCH environment variable to the current time.
9328 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
9330 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
9331 the factor for live Phi nodes.
9333 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
9335 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
9336 * tree-parloops.c (parallelize_loops): likewise.
9337 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
9338 tree_unswitch_outer_loop): likewise.
9340 2016-06-01 Jakub Jelinek <jakub@redhat.com>
9343 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
9344 around creation of the temporary.
9346 2016-06-01 Richard Biener <rguenther@suse.de>
9348 PR tree-optimization/71366
9349 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
9350 (unloop_loops): Move removing edges here ...
9351 (try_unroll_loop_completely): ... from here.
9352 (try_peel_loop): ... and here.
9353 (tree_unroll_loops_completely_1): Track parent loops via
9354 bitmap of header BBs.
9355 (tree_unroll_loops_completely): Adjust for that.
9357 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
9359 * config/rs6000/altivec.h (vec_slv): New macro.
9360 (vec_srv): New macro.
9361 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
9362 (UNSPEC_VSRV): New value.
9365 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
9366 (vsrv): New builtin definition.
9367 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
9368 define argument types for new builtin.
9369 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
9371 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
9374 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
9375 Jocelyn Mayer <l_indien@magic.fr>
9378 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
9379 detect processor family for signature_CENTAUR_ebx.
9380 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
9381 signature_CENTAUR_ebx.
9382 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
9383 <default>: Pass x86-64 for has_longmode.
9385 2016-06-01 Nathan Sidwell <nathan@acm.org>
9387 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
9390 2016-06-01 Richard Biener <rguenther@suse.de>
9392 PR tree-optimization/71261
9393 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
9394 of stmts successfully put in the bool pattern. Remove
9395 single-use restriction.
9396 (adjust_bool_pattern_cast): Add cast at the use site via the
9397 pattern def sequence.
9398 (adjust_bool_pattern): Remove recursion, maintain a hash-map
9399 of patterned defs. Use the pattern def seqence instead of
9400 multiple independent patterns.
9401 (sort_after_uid): New qsort compare function.
9402 (adjust_bool_stmts): New function to process stmts in the bool
9403 pattern in IL order.
9404 (vect_recog_bool_pattern): Adjust.
9405 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
9406 (ifcvt_walk_pattern_tree): Likewise.
9407 (stmt_is_root_of_bool_pattern): Likewise.
9408 (ifcvt_repair_bool_pattern): Likewise.
9409 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
9411 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
9413 * loop-unroll.c (decide_unroll_constant_iterations,
9414 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
9415 likely upper bounds.
9416 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
9418 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
9420 * tree-core.h (enum omp_clause_code): Remove
9421 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
9423 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9425 * config/arm/sync.md (arm_store_exclusive<mode>):
9426 Use 'H' output modifier on operands[2] rather than creating a new
9427 entry in out-of-bounds memory of the operands array.
9428 (arm_store_release_exclusivedi): Likewise.
9430 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9432 * config/arm/arm.c (arm_fusion_enabled_p): New function.
9433 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
9434 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
9435 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
9437 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
9439 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
9440 into account live statements for mask producers.
9442 2016-06-01 Richard Biener <rguenther@suse.de>
9444 PR tree-optimization/71311
9445 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
9446 restrict to non-INTEGER_CST @0.
9448 2016-06-01 Richard Biener <rguenther@suse.de>
9450 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
9451 (relational patterns): Use :c to avoid pattern duplications.
9453 2016-06-01 Richard Biener <rguenther@suse.de>
9455 * genmatch.c (comparison_code_p): New predicate.
9456 (swap_tree_comparison): New function.
9457 (commutate): Add for_vec parameter to append new for entries.
9458 Support commutating relational operators by swapping it alongside
9460 (lower_commutative): Adjust.
9461 (dt_simplify::gen): Do not pass artificial operators to gen
9463 (decision_tree::gen): Do not add artificial operators as parameters.
9464 (parser::parse_expr): Verify operator commutativity when :c is
9465 applied. Allow :C to override this.
9466 * match.pd: Adjust patterns to use :C instead of :c where required.
9468 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
9470 PR tree-optimization/71077
9471 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
9472 the combining step, use boolean_false_node and boolean_true_node
9473 as the designated false/true return values.
9475 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
9477 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
9478 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
9479 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
9482 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
9484 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
9485 of flags impliying the register renaming.
9486 * toplev.c (process_options): Do not imply flag_rename_registers with
9489 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
9491 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
9492 default implementation.
9494 2016-05-31 Nathan Sidwell <nathan@acm.org>
9496 * dwarf2out.c (cur_line_info_table): Add GTY marker.
9498 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
9500 * config/sh/constraints.md (b): Remove constraint.
9501 * config/sh/predicates.md (arith_reg_operand): Remove
9503 * config/sh/sh-modes.def (PDI): Remove.
9504 * config/sh/sh.c (sh_target_reg_class,
9505 sh_optimize_target_register_callee_saved): Remove functions.
9506 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
9507 (sh_expand_epilogue): Update comment.
9508 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
9509 sh_secondary_reload): Remove TARGET_REGS related code.
9510 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
9511 TARGET_REGISTER_P): Remove macros.
9512 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
9513 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
9514 TR1_REG, TR2_REG): Remove constants.
9515 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
9517 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
9519 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
9520 define_expand patterns.
9521 (adddi3_compact): Rename to adddi3.
9522 (subdi3_compact): Rename to subdi3.
9523 (*negdi2): Rename to negdi2.
9524 (*abs<mode>2): Rename to abs<mode>2.
9526 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
9528 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
9529 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
9530 (atomic_sub_fetchsi): ... this new pattern.
9531 (mvtc): Add CC_REG clobber.
9533 2016-05-31 Marek Polacek <polacek@redhat.com>
9535 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
9537 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9539 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
9540 aarch64_fusion_enabled_p to check for fusion capabilities.
9542 2016-05-31 Richard Biener <rguenther@suse.de>
9544 PR tree-optimization/71352
9545 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
9546 minus one and a negate.
9548 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9550 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
9551 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
9553 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
9554 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
9555 Remove use of aarch64_simd_attr_length_move, set length attribute
9557 (*aarch64_be_movoi): Likewise.
9558 (*aarch64_be_movci): Likewise.
9559 (*aarch64_be_movxi): Likewise.
9561 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
9563 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
9564 It no longer does that.
9565 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
9567 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
9569 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
9570 attribute __unused__.
9572 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
9574 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
9575 * config/arm/arm.c (arm_arch_thumb1): Define.
9576 (arm_option_override): Initialize arm_arch_thumb1.
9577 * config/arm/arm.h (arm_arch_thumb1): Declare.
9578 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
9579 support Thumb-1 ISA.
9581 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
9584 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
9585 `Yv' for scalar operand.
9587 2016-05-31 Tom de Vries <tom@codesourcery.com>
9589 PR tree-optimization/69068
9590 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
9591 phis with more than two args.
9593 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
9595 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
9596 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
9599 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
9601 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
9603 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9605 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
9606 cpu_32, cpu_64, tune_32 and tune_64.
9607 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
9609 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
9611 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
9613 2016-05-30 Andi Kleen <ak@linux.intel.com>
9615 * auto-profile.c (read_profile): Replace asserts with errors
9616 when file does not exist.
9617 * gcov-io.c (gcov_read_words): Dito.
9619 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
9621 * tree-cfg.c (print_loop): Print likely upper bounds.
9623 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
9625 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
9626 * opts.c (default_options): Enable peel loops at -O3.
9627 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
9628 (try_peel_loop): Do not re-peel already peeled loops;
9629 use likely upper bounds; fix profile updating.
9630 (pass_complete_unroll::execute): Initialize peeled_loops.
9632 2016-05-30 Martin Liska <mliska@suse.cz>
9634 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
9635 computed costs by frequency of BB they belong to.
9636 (get_scaled_computation_cost_at): New function.
9638 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
9639 Marc Glisse <marc.glisse@inria.fr>
9641 PR tree-optimization/71289
9642 * match.pd (-1 / B < A, A > -1 / B): New transformations.
9644 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
9646 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
9648 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
9650 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
9651 for peeled copies; avoid underflow when updating estimates; correctly
9654 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
9656 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
9657 r236875. Corrected oe3 to oe2 as obvious.
9659 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
9663 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
9664 that inserted stmt will not dominate stmts that defines its operand.
9665 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
9666 (rewrite_expr_tree_parallel): Likewise.
9668 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
9671 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
9672 all fields including stmt_to_insert are swapped.
9674 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
9676 * predict.h (force_edge_cold): Declare.
9677 * predict.c (force_edge_cold): New function.
9678 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
9680 (canonicalize_loop_induction_variables): Fix formating.
9682 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
9684 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
9685 (visium_expand_copysign): Use gen_int_mode directly.
9686 (visium_compute_frame_size): Minor tweaks.
9688 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
9690 * tree-vect-loop.c (vect_analyze_loop_2): Use
9691 likely_max_stmt_executions_int.
9693 2016-05-30 Tom de Vries <tom@codesourcery.com>
9695 PR tree-optimization/69067
9696 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
9698 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
9701 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
9702 New peepholes to remove unneeded fild/fistp pairs.
9703 (define_peephole2 atomic_loaddi_fpu): Ditto.
9705 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
9707 * predict.c (maybe_hot_frequency_p): Avoid division.
9709 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
9711 * doc/install.texi: Use https for shop.fsf.org.
9713 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
9715 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
9716 likely_max_stmt_executions_int.
9718 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
9720 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
9721 likely_max_stmt_executions_int.
9723 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
9725 * profile.c (compute_branch_probabilities): Do not report hitrates
9727 (branch_prob): Report hitrates here.
9728 * predict.c (gimple_predict_edge): Do not assert profile status;
9729 fix formatting issues.
9731 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
9733 * predict.c (edge_predicted_by_p): New function.
9734 (predict_paths_for_bb): Do not put multiple predictions of the same type
9737 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
9739 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
9742 2016-05-28 Alan Modra <amodra@gmail.com>
9744 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
9746 2016-05-28 Alan Modra <amodra@gmail.com>
9748 PR rtl-optimization/71275
9749 * ira.c (ira): Free dominance info.
9751 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
9753 * doc/sourcebuild.texi: New address for upstream Go repository.
9755 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
9757 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
9758 (TARGET_ARM_V7M): Likewise.
9760 2016-05-26 Jeff Law <law@redhat.com>
9762 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
9763 (thread_across_edge): Remove calls to find_jump_threads_backwards.
9764 * passes.def: Add jump threading passes before DOM/VRP.
9765 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
9766 argument to a basic block from an edge. Remove tests which are
9768 (pass_data_thread_jumps, class pass_thread_jumps): New.
9769 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
9770 (make_pass_thread_jumps): Likewise.
9771 * tree-pass.h (make_pass_thread_jumps): Declare.
9773 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
9775 * config/visium/visium-protos.h (split_double_move): Rename into...
9776 (visium_split_double_move): ...this.
9777 (visium_split_double_add): Declare.
9778 * config/visium/visium.c (split_double_move): Rename into...
9779 (visium_split_double_move): ...this.
9780 (visium_split_double_add): New function.
9781 (visium_expand_copysign): Renumber operands for consistency.
9782 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
9783 (DFmode move splitter): Likewise.
9784 (*addi3_insn): Split by means of visium_split_double_add.
9785 (*adddi3_insn_flags): Delete.
9786 (*plus_plus_sltu<subst_arith>): New insn.
9787 (*subdi3_insn): Split by means of visium_split_double_add.
9788 (subdi3_insn_flags): Delete.
9789 (*minus_minus_sltu<subst_arith>): New insn.
9790 (*negdi2_insn): Split by means of visium_split_double_add.
9791 (*negdi2_insn_flags): Delete.
9793 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
9795 * configure.ac: Treat a --with-headers option without argument
9796 the same as the default (i.e. consult sys-include directory).
9797 * configure: Regenerate.
9799 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9801 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
9802 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
9804 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
9805 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
9807 2016-05-27 Jiong Wang <jiong.wang@arm.com>
9810 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
9811 tree-stdarg analysis results.
9812 (aarch64_setup_incoming_varargs): Likewise.
9814 2016-05-27 Jiong Wang <jiong.wang@arm.com>
9816 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
9817 va_list_gpr_counter_field and va_list_fpr_counter_field.
9819 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
9822 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
9823 * config/aarch64/aarch64.c
9824 (aarch64_cannot_change_mode_class): Remove function.
9825 * config/aarch64/aarch64-protos.h
9826 (aarch64_cannot_change_mode_class): Remove.
9828 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
9830 * cfgloop.c (record_niter_bound): Record likely upper bounds.
9831 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
9832 get_likely_max_loop_iterations_int): New.
9833 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
9834 any_likely_upper_bound.
9835 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
9837 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
9838 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
9840 (unroll_loop_constant_iterations): Likewise.
9841 (unroll_loop_runtime_iterations): Likewise.
9842 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
9843 * lto-streamer-out.c (output_cfg): Likewise.
9844 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
9846 (canonicalize_loop_induction_variables): Dump likely upper bounds.
9847 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
9848 (likely_max_loop_iterations): New.
9849 (likely_max_loop_iterations_int): New.
9850 (likely_max_stmt_executions): New.
9851 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
9852 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
9853 likely_max_stmt_executions): Declare.
9855 2016-05-27 Marek Polacek <polacek@redhat.com>
9858 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
9860 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9862 * config/s390/s390.md (2x risbg splitters): Use
9863 reg_overlap_mentioned_p instead of rtx_equal_p.
9865 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
9867 * combine.c (make_compound_operation): Take known zero bits into
9868 account when checking for possible zero_extend.
9870 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9872 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
9873 Use const_int_operand for operand 2 predicate. Simplify expand code
9876 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
9879 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
9882 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9884 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
9885 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
9886 that returns CC_SESWPmode and CC_ZESWPmode.
9887 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
9889 (aarch64_rtx_costs): Likewise.
9891 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
9893 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
9894 for ISA 3.0 min/max support.
9895 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
9896 conditional move support.
9897 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
9898 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
9900 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
9901 conditional moves where the comparison type is different from move
9903 (fp_minmax): New code iterator for smin/smax.
9904 (minmax): New code attributes for min/max.
9905 (SMINMAX): Likewise.
9906 (smax<mode>3): Combine min, max insns into one insn using the
9907 fp_minmax code iterator. Add support for ISA 3.0 min/max
9908 instructions that don't need -ffast-math.
9909 (s<minmax><mode>3): Likewise.
9910 (smax<mode>3_vsx): Likewise.
9911 (smin<mode>3): Likewise.
9912 (s<minmax><mode>3_vsx): Likewise.
9913 (smin<mode>3_vsx): Likewise.
9914 (pre-VSX min/max splitters): Likewise.
9915 (s<minmax><mode>3_fpr): Likewise.
9916 (movsfcc): Rewrite floating point conditional moves to combine
9917 SFmode/DFmode into a single insn.
9918 (mov<mode>cc): Likewise.
9919 (movdfcc): Likewise.
9920 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
9921 SFDF2 iterators to handle all combinations.
9922 (fseldfsf4): Likewise.
9923 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
9924 (fseldfdf4): Likewise.
9925 (fselsfdf4): Likewise.
9926 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
9927 comparison instructions that set a 0/-1 mask, and use it for
9928 floating point conditional move via XXSEL.
9929 (fpmask<mode>): Likewise.
9930 (xxsel<mode>): Likewise.
9931 * config/rs6000/predicates.md (min_max_operator): Delete, no
9933 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
9934 instructions that generate a 0/-1 mask for use with XXSEL.
9935 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
9936 say whether floating point min/max is available, either through
9937 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
9938 (TARGET_MINMAX_DF): Likewise.
9940 2016-05-27 Alan Modra <amodra@gmail.com>
9942 PR rtl-optimization/71275
9943 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
9944 for update_equiv_regs and combine_and_move_insns.
9946 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
9948 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
9949 if_then_else or cond RTXes to calculate attribute value.
9950 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
9951 <attr "length_immediate>: Ditto.
9952 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
9953 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
9954 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
9955 <attr "type">: Ditto.
9956 <attr "prefix_data16">: Ditto.
9957 <attr "prefix_extra">: Ditto.
9958 <attr "length_immediate">: Ditto.
9959 <attr "prefix">: Ditto.
9960 (vec_set<mode>_0) <attr "isa">: Ditto.
9961 <attr "prefix_extra">: Ditto.
9962 <attr "length_immediate">: Ditto.
9963 <attr "prefix">: Ditto.
9964 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
9965 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
9966 (sse2_storelpd) <attr "prefix_data16">: Ditto.
9967 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
9968 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
9969 <attr "length_immediate">: Ditto.
9970 <attr "prefix">: Ditto.
9971 (sse2_movsd) <attr "length_immediate">: Ditto.
9972 <attr "prefix">: Ditto.
9973 (vec_concatv2df) <attr "isa">: Ditto.
9974 <attr "prefix">: Ditto.
9975 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
9976 (*vec_extractv2di_1) <attr "isa">: Ditto.
9977 <attr "type">: Ditto.
9978 <attr "length_immediate">: Ditto.
9979 <attr "prefix_rex">: Ditto.
9980 <attr "prefix_extra">: Ditto.
9981 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
9982 <attr "prefix_extra">: Ditto.
9983 <attr "length_immediate">: Ditto.
9984 (vec_concatv2di) <attr "isa">: Ditto.
9985 <attr "prefix_extra">: Ditto.
9986 <attr "length_immediate">: Ditto.
9987 <attr "prefix">: Ditto.
9989 2016-05-26 Martin Liska <mliska@suse.cz>
9991 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
9993 (operator+): Likewise.
9994 (operator-): Likewise.
9995 (comp_cost::operator+=): Likewise.
9996 (comp_cost::operator-=): Likewise.
9997 (comp_cost::operator/=): Likewise.
9998 (comp_cost::operator*=): Likewise.
9999 (operator<): Likewise.
10000 (operator==): Likewise.
10001 (operator<=): Likewise.
10002 (new_cost): Remove.
10003 (infinite_cost_p): Likewise.
10004 (add_costs): Likewise.
10005 (sub_costs): Likewise.
10006 (compare_costs): Likewise.
10007 (set_group_iv_cost): Use the newly introduced functions.
10008 (get_address_cost): Likewise.
10009 (get_shiftadd_cost): Likewise.
10010 (force_expr_to_var_cost): Likewise.
10011 (split_address_cost): Likewise.
10012 (ptr_difference_cost): Likewise.
10013 (difference_cost): Likewise.
10014 (get_computation_cost_at): Likewise.
10015 (determine_group_iv_cost_generic): Likewise.
10016 (determine_group_iv_cost_address): Likewise.
10017 (determine_group_iv_cost_cond): Likewise.
10018 (autoinc_possible_for_pair): Likewise.
10019 (determine_group_iv_costs): Likewise.
10020 (cheaper_cost_pair): Likewise.
10021 (iv_ca_recount_cost): Likewise.
10022 (iv_ca_set_no_cp): Likewise.
10023 (iv_ca_set_cp): Likewise.
10024 (iv_ca_cost): Likewise.
10025 (iv_ca_new): Likewise.
10026 (iv_ca_dump): Likewise.
10027 (iv_ca_narrow): Likewise.
10028 (iv_ca_prune): Likewise.
10029 (iv_ca_replace): Likewise.
10030 (try_add_cand_for): Likewise.
10031 (try_improve_iv_set): Likewise.
10032 (find_optimal_iv_set): Likewise.
10034 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
10036 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
10037 that internal functions will clobber all caller-saved registers.
10039 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
10041 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
10042 Return a better case_values_threshold when optimizing.
10044 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
10046 * config/aarch64/aarch64-simd.md (aarch64_combinez):
10047 Add ? to integer variant.
10048 (aarch64_combinez_be): Likewise.
10050 2016-05-26 Jakub Jelinek <jakub@redhat.com>
10052 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
10053 instead of x constraint.
10054 (vcvtps2ph256<mask_name>): Likewise.
10056 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
10057 alternative. Formatting fix.
10059 * config/i386/sse.md
10060 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
10062 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
10063 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
10064 maybe_evex prefix instead of vex.
10065 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
10066 EXT_REX_SSE_REG_P (op0) case in the splitter.
10068 2016-05-25 Jeff Law <law@redhat.com>
10070 PR tree-optimization/71272
10071 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
10072 Update comments. Add test for empty path.
10074 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
10076 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
10077 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
10078 special case builtin.
10079 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
10080 code for ALTIVEC_BUILTIN_VEC_CMPNE.
10081 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
10082 for __builtin_vec_cmpne.
10084 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
10086 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
10087 redundant test and bail out if the type of the new operand is not
10088 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
10090 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
10092 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
10093 (x_ix86_target_flags_explicit): Remove.
10094 * config/i386/i386.c (ix86_function_specific_save): Do not copy
10095 x_ix86_target_flags_explicit.
10096 (ix86_function_specific_restore): Ditto.
10098 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
10099 H.J. Lu <hongjiu.lu@intel.com>
10102 * common/config/i386/i386-common.c
10103 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
10104 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
10105 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
10106 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
10107 (-mgeneral-regs-only): Add new option.
10108 * config/i386/i386.c (ix86_option_override_internal): Don't enable
10109 x87 instructions if only general registers are allowed.
10110 (ix86_target_string): Add ix86_flags argument. Handle additional
10111 flags options through ix86_flags argument. Update all callers.
10112 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
10114 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10116 PR rtl-optimization/66940
10117 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
10118 decrementing desired_val will not overflow before performing these
10121 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
10123 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
10124 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
10125 * config/i386/i386.c (enum ix86_builtins): Add
10126 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
10127 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
10128 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
10129 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
10130 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
10131 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
10132 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
10133 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
10134 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
10135 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
10136 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
10137 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
10138 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
10139 __builtin_ia32_cvtps2dq512_mask.
10140 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
10141 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
10142 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
10143 * config/i386/sse.md
10144 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
10146 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
10147 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
10149 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
10150 (avx512f_vec_pack_sfix_v8df): New define_expand.
10151 (avx512f_roundpd512): Rename to ...
10152 (avx512f_round<castmode>512): ... this. Change iterator.
10153 (avx512f_roundps512_sfix): New define_expand.
10154 (round<mode>2_sfix): Change iterator.
10156 2016-05-25 Nick Clifton <nickc@redhat.com>
10158 * config/msp430/msp430.c (msp430_attr): Produce an error if a
10159 static interrupt handler is detected.
10160 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
10161 default linker script.
10162 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
10163 the low part of a symbolic pointer.
10165 2016-05-25 Richard Biener <rguenther@suse.de>
10167 PR tree-optimization/71261
10168 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
10169 interesting stmt instead of immediate uses when looking
10170 for the use operand to replace.
10172 2016-05-25 Martin Liska <mliska@suse.cz>
10174 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
10176 2016-05-25 Richard Biener <rguenther@suse.de>
10178 PR tree-optimization/71264
10179 * tree-vect-stmts.c (vect_init_vector): Properly deal with
10182 2016-05-25 Martin Liska <mliska@suse.cz>
10184 PR tree-optimization/71239
10185 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
10186 if DECL_SIZE is NULL.
10188 2016-05-25 Richard Biener <rguenther@suse.de>
10190 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
10191 * tree-if-conv.c (pass_data_if_conversion): Use it.
10193 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
10195 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
10196 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
10197 * varpool.c (varpool_node::get_availability): Likewise.
10199 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
10201 * config/rs6000/altivec.md (VNEG iterator): New iterator for
10202 VNEGW/VNEGD instructions.
10203 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
10204 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
10205 support for ISA 3.0 VNEGW/VNEGD instructions.
10207 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
10209 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
10210 pointers inside OACC_DATA regions.
10211 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
10212 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
10213 (gimplify_adjust_omp_clauses): Fix typo in comment.
10215 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
10217 * config/rs6000/altivec.md (VParity): New mode iterator for vector
10218 parity built-in functions.
10219 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
10221 (p9v_parity<mode>2): Likewise.
10222 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
10224 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
10225 (parity<mode>2): ISA 3.0 expander for vector parity.
10226 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
10228 (BU_P9_64BIT_MISC_0): Likewise.
10229 (BU_P9_MISC_0): Likewise.
10230 (BU_P9V_AV_1): Likewise.
10231 (BU_P9V_AV_2): Likewise.
10232 (BU_P9V_AV_3): Likewise.
10233 (BU_P9V_AV_P): Likewise.
10234 (BU_P9V_VSX_1): Likewise.
10235 (BU_P9V_OVERLOAD_1): Likewise.
10236 (BU_P9V_OVERLOAD_2): Likewise.
10237 (BU_P9V_OVERLOAD_3): Likewise.
10238 (VCTZB): Add vector count trailing zeros support.
10242 (VPRTYBD): Add vector parity support.
10243 (VPRTYBQ): Likewise.
10244 (VPRTYBW): Likewise.
10245 (VCTZ): Add overloaded vector count trailing zeros support.
10246 (VPRTYB): Add overloaded vector parity support.
10247 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10248 overloaded vector count trailing zeros and parity instructions.
10249 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
10250 vector parity support.
10251 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
10252 trailing zeros support.
10253 (vec_cntlz): Likewise.
10254 (vec_vctzb): Likewise.
10255 (vec_vctzd): Likewise.
10256 (vec_vctzh): Likewise.
10257 (vec_vctzw): Likewise.
10258 (vec_vprtyb): Add ISA 3.0 vector parity support.
10259 (vec_vprtybd): Likewise.
10260 (vec_vprtybw): Likewise.
10261 (vec_vprtybq): Likewise.
10262 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10263 the ISA 3.0 vector count trailing zeros and vector parity built-in
10266 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
10268 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
10269 when there is stmt_to_insert.
10271 2016-05-24 Martin Sebor <msebor@redhat.com>
10274 * tree.h (complete_or_array_type_p): New inline function.
10276 2016-05-24 Jakub Jelinek <jakub@redhat.com>
10278 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
10279 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
10280 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
10282 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
10283 Limit 1st alternative to noavx isa, split 2nd alternative into one
10284 noavx and one avx alternative, use *x and Bm in the former and
10285 x and m in the latter.
10287 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
10288 of sse4 for the first alternative, drop %v from the template
10289 and d operand modifier. Split second alternative into one sse4_noavx
10290 and one avx alternative, use *x instead of *v in the former and v
10291 instead of *v in the latter.
10292 (*sse4_1_extractps): Use noavx isa instead of * for the first
10293 alternative, drop %v from the template. Split second alternative into
10294 one noavx and one avx alternative, use *x instead of *v in the
10295 former and v instead of *v in the latter.
10296 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
10297 with noavx and the last one with avx.
10298 (sse4_1_phminposuw): Guard first alternative with noavx isa,
10299 split the second one into one noavx and one avx alternative,
10300 use *x and Bm in the former and x and m in the latter one.
10301 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
10304 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
10305 first two alternatives to noavx, use *x instead of *v in the second
10306 one, add avx alternative without *.
10307 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
10308 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
10309 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
10311 2016-05-24 Jeff Law <law@redhat.com>
10313 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
10314 New function, extracted from...
10315 (fsm_find_control_statement_thread_paths): Here. Use the new function.
10316 Allow simple copies and constant initializations in the SSA chain.
10318 2016-05-24 Marek Polacek <polacek@redhat.com>
10321 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
10324 2016-05-24 Jakub Jelinek <jakub@redhat.com>
10327 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
10328 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
10329 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
10330 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
10331 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
10333 2016-05-24 Richard Biener <rguenther@suse.de>
10335 PR tree-optimization/71240
10336 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
10339 2016-05-24 Richard Biener <rguenther@suse.de>
10341 PR tree-optimization/71230
10342 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
10344 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
10346 * tree-vectorizer.h (vectorizable_comparison): Delete.
10347 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
10348 PURE_SLP_STMT check.
10349 * tree-vect-stmts.c (vectorizable_call): Likewise.
10350 (vectorizable_simd_clone_call): Likewise.
10351 (vectorizable_conversion): Likewise.
10352 (vectorizable_assignment): Likewise.
10353 (vectorizable_shift): Likewise.
10354 (vectorizable_operation): Likewise.
10355 (vectorizable_load): Likewise.
10356 (vectorizable_condition): Likewise.
10357 (vectorizable_store): Likewise. Assert that we don't have
10359 (vectorizable_comparison): Make static. Remove redundant
10360 PURE_SLP_STMT check.
10361 (vect_transform_stmt): Assert that we always have an slp_node
10364 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10366 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
10367 operands[2] against 1 with comparison against CONST1_RTX.
10368 (<shift>di3_neon): Likewise.
10369 * config/arm/predicates.md (const0_operand): Replace with comparison
10370 against CONST0_RTX.
10372 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10374 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
10375 operands[2] against 1 with comparison against CONST1_RTX.
10376 (ashrdi3): Likewise.
10377 (lshrdi3): Likewise.
10378 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
10380 (ashrsi3): Likewise.
10381 (lshrsi3): Likewise.
10382 (rotrsi3): Likewise.
10383 (define_split above *compareqi_eq0): Likewise.
10384 (define_split above "prologue"): Likewise.
10385 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
10386 * config/arm/predicates.md (shift_operator): Likewise.
10387 (shift_nomul_operator): Likewise.
10388 (sat_shift_operator): Likewise.
10389 (thumb1_cmp_operand): Likewise.
10390 (const_neon_scalar_shift_amount_operand): Replace manual range
10391 check with IN_RANGE.
10392 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
10393 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
10395 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10397 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
10398 with HOST_WIDE_INT_1.
10400 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
10401 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
10402 (arm_canonicalize_comparison): Likewise.
10403 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
10405 (thumb1_size_rtx_costs): Likewise.
10406 (vfp_const_double_index): Replace cast of 1 to unsigned
10407 HOST_WIDE_INT with HOST_WIDE_INT_1U.
10408 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
10410 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
10411 HOST_WIDE_INT with HOST_WIDE_INT_1U.
10412 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
10413 HOST_WIDE_INT with HOST_WIDE_INT_1.
10415 2016-05-24 Marek Polacek <polacek@redhat.com>
10417 * tree-cfg.h (should_remove_lhs_p): New predicate.
10418 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
10419 * gimplify.c (gimplify_modify_expr): Likewise.
10420 * tree-cfg.c (verify_gimple_call): Likewise.
10421 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
10422 * gimple-fold.c: Include "tree-cfg.h".
10423 (gimple_fold_call): Use should_remove_lhs_p.
10425 2016-05-24 Richard Biener <rguenther@suse.de>
10427 PR tree-optimization/71253
10428 * cfganal.h (control_dependences): Make robust against edge
10430 (control_dependences::control_dependences): Remove edge_list argument.
10431 (control_dependences::get_edge): Remove.
10432 (control_dependences::get_edge_src): Add.
10433 (control_dependences::get_edge_dest): Likewise.
10434 (control_dependences::m_el): Make a vector of edge src/dest index.
10435 * cfganal.c (control_dependences::find_control_dependence): Adjust.
10436 (control_dependences::control_dependences): Likewise.
10437 (control_dependences::~control_dependence): Likewise.
10438 (control_dependences::get_edge): Remove.
10439 (control_dependences::get_edge_src): Add.
10440 (control_dependences::get_edge_dest): Likewise.
10441 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
10443 (perform_tree_ssa_dce): Adjust.
10444 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
10446 (pass_loop_distribution::execute): Adjust. Do loop destroying
10447 conditional on changed.
10449 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10452 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
10453 return. Reindent transformation comment and mention the ARM state
10456 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
10458 PR middle-end/71252
10459 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
10460 after build_and_add_sum creates new use stmt.
10462 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
10464 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
10465 load_lanes/grouped_load classification comes first. Don't check
10466 whether the vectorization factor is a multiple of the group size
10469 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
10471 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
10472 GROUP_GAP for single-element interleaving.
10473 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
10476 2016-05-24 Richard Biener <rguenther@suse.de>
10478 PR middle-end/70434
10480 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
10481 bases which are accessed with non-invariant indices.
10482 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
10483 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
10485 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
10487 PR middle-end/71170
10488 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
10489 (add_to_ops_vec): Add stmt_to_insert.
10490 (add_repeat_to_ops_vec): Init stmt_to_insert.
10491 (insert_stmt_before_use): New.
10492 (transform_add_to_multiply): Remove mult_stmt insertion and add it
10494 (get_ops): Init stmt_to_insert.
10495 (maybe_optimize_range_tests): Likewise.
10496 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
10497 (rewrite_expr_tree_parallel): Likewise.
10498 (reassociate_bb): Likewise.
10500 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10503 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
10504 ISA 3.0 xxperm fusion alternative.
10505 (altivec_vperm_v8hiv16qi): Likewise.
10506 (altivec_vperm_<mode>_uns_internal): Likewise.
10507 (vperm_v8hiv4si): Likewise.
10508 (vperm_v16qiv8hi): Likewise.
10510 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10511 Kelvin Nilsen <kelvin@gcc.gnu.org>
10513 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
10514 vpermr/xxpermr on ISA 3.0.
10515 (altivec_expand_vec_perm_le): Likewise.
10516 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
10517 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
10520 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
10522 * config/i386/i386.h (IS_STACK_MODE): Enable for
10523 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
10524 SSE_FLOAT_MODE_P macros.
10525 * config/i386/i386.c (ix86_preferred_reload_class): Use
10526 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
10527 Cleanup regclass processing for CONST_DOUBLE_P.
10528 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
10529 (ix86_rtx_costs): Remove redundant TARGET_80387 check
10530 with IS_STACK_MODE macro.
10531 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
10533 (*movdf_internal): Use IS_STACK_MODE macro.
10534 (*movsf_internal): Ditto.
10536 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
10538 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
10539 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
10541 2016-05-23 Jeff Law <law@redhat.com>
10543 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
10545 (fsm_find_control_statement_thread_paths): Call it.
10547 2016-05-23 Martin Jambor <mjambor@suse.cz>
10550 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
10551 from_global_constant if t is not NULL.
10553 2016-05-23 Marek Polacek <polacek@redhat.com>
10556 * common.opt (Wswitch-unreachable): New option.
10557 * doc/invoke.texi: Document -Wswitch-unreachable.
10558 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
10561 2016-05-23 Bin Cheng <bin.cheng@arm.com>
10563 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
10564 TMR_INDEX is non-NULL.
10566 2016-05-23 Richard Biener <rguenther@suse.de>
10568 PR tree-optimization/71230
10569 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
10570 (try_special_add_to_ops): ... here. Always test for single-use.
10572 2016-05-23 Martin Jambor <mjambor@suse.cz>
10574 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
10575 default block if a PHI node in the original one would be resized.
10577 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10579 PR tree-optimization/58135
10580 * tree-vect-slp.c: When group size is not multiple
10581 of vector size, allow splitting of store group at
10584 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
10586 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
10588 2016-05-22 Jakub Jelinek <jakub@redhat.com>
10590 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
10591 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
10592 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
10595 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
10596 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
10597 v constraint instead of x and vinserti32x4 insn.
10599 * config/i386/sse.md (i128vldq): New mode iterator.
10600 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
10601 avx512dq and avx512vl alternatives.
10603 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
10604 constraint, use maybe_evex prefix instead of vex.
10605 (vec_dupv4sf): Use v constraint instead of x for output
10606 operand except for noavx alternative, use Yv constraint
10607 instead of x for input. Use maybe_evex prefix instead of vex.
10608 (*vec_dupv4si): Likewise.
10609 (*vec_dupv2di): Likewise.
10611 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
10613 PR middle-end/40921
10614 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
10615 (linearize_expr_tree): Call try_special_add_to_ops.
10616 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
10618 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10620 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
10621 to computed stack_usage.
10623 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10626 * config/avr/avr.md (define_expand "mov<mode>"): If the source
10627 operand is subreg (symbol_ref) then move the symbol ref to register.
10629 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
10631 * tree.c (array_at_struct_end_p): Look through MEM_REF.
10633 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10635 PR middle-end/71179
10636 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
10639 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
10641 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
10642 ranges by calling get_single_symbol and tidy up. Look more closely
10643 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
10645 2016-05-20 Jeff Law <law@redhat.com>
10647 * bitmap.c (bitmap_find_bit): Remove useless test.
10649 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
10651 * function.c (thread_prologue_and_epilogue_insns): Commit the
10652 insertion of the epilogue.
10654 2016-05-20 Martin Jambor <mjambor@suse.cz>
10656 PR tree-optimization/70884
10657 * tree-sra.c (initialize_constant_pool_replacements): Do not check
10658 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
10659 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
10660 of constant pool data as a reason for scalarization.
10662 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
10664 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
10665 for naked functions.
10666 (thumb1_expand_prologue): Likewise.
10668 2016-05-20 Nathan Sidwell <nathan@acm.org>
10670 * config/nvptx/nptx.c (nvptx_option_override): Only set
10671 flag_toplevel_reorder, if not explicitly specified. Set
10672 flag_no_common, unless explicitly specified.
10674 2016-05-20 David Malcolm <dmalcolm@redhat.com>
10676 * calls.c (can_implement_as_sibling_call_p): Mark param
10677 reg_parm_stack_space with ATTRIBUTE_UNUSED.
10679 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
10681 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
10682 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
10683 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
10685 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
10686 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
10687 and CASE_CONST_ANY.
10689 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
10691 * config/nvptx/nvptx.md (sincossf3): New pattern.
10693 2016-05-20 David Malcolm <dmalcolm@redhat.com>
10695 * calls.c (maybe_complain_about_tail_call): New function.
10696 (initialize_argument_information): Call
10697 maybe_complain_about_tail_call when clearing *may_tailcall.
10698 (can_implement_as_sibling_call_p): Call
10699 maybe_complain_about_tail_call when returning false.
10700 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
10701 ensure try_tail_call is set. Call maybe_complain_about_tail_call
10702 if tail-call optimization fails.
10703 * cfgexpand.c (expand_call_stmt): Initialize
10704 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
10705 * gimple-pretty-print.c (dump_gimple_call): Dump
10706 gimple_call_must_tail_p.
10707 * gimple.c (gimple_build_call_from_tree): Call
10708 gimple_call_set_must_tail with the value of
10709 CALL_EXPR_MUST_TAIL_CALL.
10710 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
10711 (gimple_call_set_must_tail): New function.
10712 (gimple_call_must_tail_p): New function.
10713 * print-tree.c (print_node): Update printing of TREE_STATIC
10714 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
10715 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
10716 trailing comment listing applicable flags.
10717 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
10719 2016-05-20 David Malcolm <dmalcolm@redhat.com>
10721 * calls.c (expand_call): Move "Rest of purposes for tail call
10722 optimizations to fail" to...
10723 (can_implement_as_sibling_call_p): ...this new function, and
10724 split into multiple "if" statements.
10726 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
10728 * cfgloop.h (expected_loop_iterations_unbounded,
10729 expected_loop_iterations): Unconstify.
10730 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
10731 profile with known upper bound; return 3 when profile is absent.
10732 (expected_loop_iterations): Update.
10734 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
10736 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
10737 and get_max_loop_iterations_int.
10739 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
10741 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
10742 realistic upper bounds here.
10744 2016-05-20 Jakub Jelinek <jakub@redhat.com>
10747 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
10748 calls if the LHS is variable length or has addressable type.
10749 If targets[0]->decl is a noreturn call with void return type and
10750 zero arguments, adjust fntype and remove lhs in that case.
10752 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
10754 PR tree-optimization/71079
10755 PR tree-optimization/71206
10756 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
10758 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10760 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
10761 (get_vec_alignment_for_array_decl): Likewise.
10762 (get_vec_alignment_for_record_decl): Likewise.
10763 (increase_alignment::execute): Move code to find alignment to
10764 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
10765 (type_align_map): New hash_map.
10767 2016-05-20 Richard Guenther <rguenther@suse.de>
10769 PR tree-optimization/29756
10770 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
10771 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
10772 * fold-const.c (operand_equal_p): Likewise.
10773 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
10774 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
10775 * tree-inline.c (estimate_operator_cost): Likewise.
10776 * tree-pretty-print.c (dump_generic_node): Likewise.
10777 * tree-ssa-operands.c (get_expr_operands): Likewise.
10778 * cfgexpand.c (expand_debug_expr): Likewise.
10779 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
10780 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
10781 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
10782 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
10783 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
10784 (execute_update_addresses_taken): Do it.
10786 2016-05-20 Richard Biener <rguenther@suse.de>
10788 PR tree-optimization/71185
10789 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
10790 register operations.
10792 2016-05-20 Richard Biener <rguenther@suse.de>
10794 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
10795 gimple_seq_add_seq_without_update.
10796 (release_bb_predicate): Assert we have no operands to free.
10797 (if_convertible_loop_p_1): Calculate post dominators later.
10798 Do not free BB predicates here.
10799 (combine_blocks): Do not recompute BB predicates.
10800 (version_loop_for_if_conversion): Save BB predicates around
10803 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
10805 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
10806 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
10807 code. Ignore sibcalls on EDGE_IGNORE edges.
10808 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
10809 on edges for sibcalls that run without prologue. The rest of the
10810 function is combined from...
10811 (fix_fake_fallthrough_edge): ... this, and ...
10812 (try_shrink_wrapping): ... a part of this. Remove the bb_with
10813 function argument, make it a local variable.
10815 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
10817 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
10818 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
10819 for 32-bit mode and SEH for 64-bit.
10820 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
10821 TARGET_64BIT_DEFAULT.
10823 2016-05-19 Ryan Burn <contact@rnburn.com>
10825 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
10826 * gengtype.c (open_base_files): Add cilk.h to ifiles.
10828 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
10830 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
10831 force pending loads from memory.
10833 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
10835 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
10836 (UNSPEC_DARN_32): New unspec constant.
10837 (UNSPEC_DARN_RAW): New unspec constant.
10838 (darn_32): New instruction.
10839 (darn_raw): New instruction.
10840 (darn): New instruction.
10841 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
10842 support and documentation for this macro.
10843 (BU_P9_MISC_1): New macro definition.
10844 (BU_P9_64BIT_MISC_0): New macro definition.
10845 (BU_P9_MISC_0): New macro definition.
10846 (darn_32): New builtin definition.
10847 (darn_raw): New builtin definition.
10848 (darn): New builtin definition.
10849 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
10850 RS6000_BUILTIN_0 directives to surround each occurrence of
10851 #include "rs6000-builtin.def".
10852 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
10853 RS6000_BTM_64BIT flags to the returned mask, depending on
10855 (def_builtin): Correct an error in the assignments made to the
10856 debugging variable attr_string.
10857 (rs6000_expand_builtin): Add support for no-operand built-in
10859 (builtin_function_type): Remove fatal_error assertion that is no
10861 (rs6000_common_init_builtins): Add support for no-operand built-in
10863 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
10865 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
10867 (RS6000_BTM_64BIT): New macro definition.
10868 * doc/extend.texi: Document __builtin_darn (void),
10869 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
10872 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
10874 * tree-vect-loop.c (vect_analyze_loop_2): Use also
10875 max_loop_iterations_int.
10877 2016-05-19 Marek Polacek <polacek@redhat.com>
10879 PR tree-optimization/71031
10880 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
10881 condition and adjust the code a bit.
10883 2016-05-19 Martin Liska <mliska@suse.cz>
10885 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
10886 auto_vec instead of vec.
10888 2016-05-19 Martin Liska <mliska@suse.cz>
10890 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
10892 2016-05-19 Martin Liska <mliska@suse.cz>
10894 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
10896 2016-05-19 Martin Liska <mliska@suse.cz>
10898 * ipa-pure-const.c (set_function_state): Remove an existing
10900 (remove_node_data): Do not free it as it's released
10901 in set_function_state.
10903 2016-05-19 Martin Liska <mliska@suse.cz>
10905 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
10908 2016-05-19 Martin Liska <mliska@suse.cz>
10910 * omp-simd-clone.c (simd_clone_adjust): Release vector.
10912 2016-05-19 Martin Liska <mliska@suse.cz>
10914 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
10915 an auto_vec instead of re-creating it.
10917 2016-05-19 Martin Liska <mliska@suse.cz>
10919 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
10920 auto_vec instead of vec.
10922 2016-05-19 Martin Liska <mliska@suse.cz>
10924 * lto-section-in.c (lto_get_section_data): Call
10925 lto_check_version with additional argument.
10926 * lto-streamer.c (lto_check_version): Add new argument.
10927 * lto-streamer.h (lto_check_version): Likewise.
10929 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10931 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
10932 Don't add cost of inner memory when handling sign-extended loads.
10934 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
10936 PR rtl-optimization/71148
10937 * cse.c (cse_main): Free dominance info.
10938 (rest_of_handle_cse): Don't free dominance info.
10939 (rest_of_handle_cse2): Likewise.
10940 (rest_of_handle_cse_after_global_opts): Likewise.
10942 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10945 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
10946 NULL_TREE early if NEON is not available. Remove now redundant check
10947 in ARM_CHECK_BUILTIN_MODE.
10949 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
10952 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
10953 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
10954 * doc/cpp.texi: Document new macros.
10956 2016-05-19 Bin Cheng <bin.cheng@arm.com>
10958 PR tree-optimization/69848
10959 * tree-vect-loop.c (vectorizable_reduction): Don't factor
10960 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
10962 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
10964 * function.c (thread_prologue_and_epilogue_insn): Move the
10965 "goto epilogue_done" one block later.
10967 2016-05-19 Richard Biener <rguenther@suse.de>
10969 PR tree-optimization/70729
10970 * passes.def: Move LIM pass before PRE. Remove no longer
10971 required copyprop and move first DCE out of the loop pipeline.
10973 2016-05-18 David Malcolm <dmalcolm@redhat.com>
10976 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
10977 (OBJS-libcommon-target): ...here.
10978 * opts-common.c: Include spellcheck.h.
10979 (cmdline_handle_error): Build a vec of valid options and use it
10980 to suggest provide hints for misspelled arguments.
10982 2016-05-18 Jakub Jelinek <jakub@redhat.com>
10985 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
10986 lhs if it has TREE_ADDRESSABLE type.
10988 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
10991 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
10992 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
10994 2016-05-18 Martin Jambor <mjambor@suse.cz>
10997 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
10998 input for NOP_EXPR pass-through functions.
10999 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
11000 aggregate global constant VAR_DECLs in constant jump functions.
11002 2016-05-18 Martin Jambor <mjambor@suse.cz>
11005 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
11006 from TREE_READONLY parameters.
11008 2016-05-18 Martin Jambor <mjambor@suse.cz>
11011 * cgraph.h (cgraph_indirect_call_info): New field
11012 guaranteed_unmodified.
11013 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
11014 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
11016 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
11017 pass the parameter value to ipa_find_agg_cst_for_param.
11018 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
11019 guaranteed_unmodified, store AA results there instead of bailing out
11021 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
11022 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
11023 (find_constructor_constant_at_offset): New function.
11024 (ipa_find_agg_cst_from_init): Likewise.
11025 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
11026 static initializers of contants, report back through a new paameter
11027 from_global_constant if that was the case.
11028 (try_make_edge_direct_simple_call): Also pass parameter value to
11029 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
11031 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
11032 (ipa_read_indirect_edge_info): Likewise.
11033 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
11034 (ipa_load_from_parm_agg): Likewise.
11036 2016-05-18 Jiong Wang <jiong.wang@arm.com>
11038 PR rtl-optimization/71150
11039 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
11042 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
11045 * config/rs6000/constraints.md (wE constraint): New constraint
11046 for a vector constant that can be loaded with XXSPLTIB.
11047 (wM constraint): New constraint for a vector constant of a 1's.
11048 (wS constraint): New constraint for a vector constant that can be
11049 loaded with XXSPLTIB and a vector sign extend instruction.
11050 * config/rs6000/predicates.md (xxspltib_constant_split): New
11051 predicates for wE/wS constraints.
11052 (xxspltib_constant_nosplit): Likewise.
11053 (easy_vector_constant): Add support for constants that can be
11054 loaded via XXSPLTIB.
11055 (all_ones_constant): New predicate for vector constant with all
11057 (splat_input_operand): Add support for ISA 3.0 word splat operations.
11058 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
11059 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
11060 instruction and possibly with a sign extension.
11061 (output_vec_const_move): Add support for XXSPLTIB. If we are
11062 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
11063 instead of XXLXOR/XXLORC.
11064 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
11066 (rs6000_legitimize_reload_address): Likewise.
11067 (rs6000_output_move_128bit): Use output_vec_const_move to emit
11069 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
11070 combine VSX_M and VSX_M2 into one iterator.
11071 (VSX_M2): Likewise.
11072 (VSINT_84): New iterators for loading constants with XXSPLTIB.
11073 (VSINT_842): Likewise.
11074 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
11075 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
11076 XXSPLTIB instruction.
11077 (xxspltib_<mode>_nosplit): Likewise.
11078 (xxspltib_<mode>_split): New insn to load up constants with
11079 XXSPLTIB and a sign extend instruction.
11080 (vsx_mov<mode>): Replace single move that handled all vector types
11081 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
11082 moves (when -mvsx-timode is in effect) into the main vector
11083 moves. Eliminate separate moves for <VSr> <VSa>, where the
11084 preferred register class (<VSr>) is listed first, and the
11085 secondary register class (<VSa>) is listed second with a '?' to
11086 discourage use. Prefer loading 0/-1 in any VSX register for ISA
11087 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
11088 that if the register was involved in a slow operation, the
11089 clear/set operation does not wait for the slow operation to
11090 finish. Adjust the length attributes for 32-bit mode. Use
11091 rs6000_output_move_128bit and drop the use of the string
11092 instructions for 32-bit movti when -mvsx-timode is in effect. Use
11093 spacing so that the alternatives and attributes don't generate
11094 long lines, and put things in columns, so that it is easier to
11095 match up the operands and attributes with the insn alternatives.
11096 (vsx_mov<mode>_64bit): Likewise.
11097 (vsx_mov<mode>_32bit): Likewise.
11098 (vsx_movti_64bit): Fold movti into normal vector moves.
11099 (vsx_movti_32bit): Likewise.
11100 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
11101 splat instructions.
11102 (vsx_splat_v4si_internal): Likewise.
11103 (vsx_splat_v4sf_internal): Likewise.
11104 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
11105 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
11106 extend vector elements.
11107 (vsx_sign_extend_hi_<mode>): Likewise.
11108 (vsx_sign_extend_si_v2di): Likewise.
11109 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
11111 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
11112 constraints. Add trailing period to wL documentation.
11114 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
11116 PR middle-end/71020
11117 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
11118 * tree-dfa.c (replace_abnormal_ssa_names): New function.
11119 * tree-call-cdce.c: Include tree-dfa.h.
11120 (can_guard_call_p): New function, extracted from...
11121 (can_use_internal_fn): ...here.
11122 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
11124 (shrink_wrap_one_built_in_call): Likewise.
11125 (use_internal_fn): Likewise.
11126 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
11127 and return void. Call replace_abnormal_ssa_names.
11128 (pass_call_cdce::execute): Check can_guard_call_p during the
11129 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
11130 will always change something.
11132 2016-05-18 Martin Jambor <mjambor@suse.cz>
11135 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
11136 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
11138 2016-05-18 Martin Jambor <mjambor@suse.cz>
11141 * ipa-inline.h (condition): New field size.
11142 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
11143 for comaprison and store it into the new condition.
11144 (evaluate_conditions_for_known_args): Use condition size to check
11145 access sizes for all but CHANGED conditions.
11146 (unmodified_parm_1): New parameter size_p, store access size into it.
11147 (unmodified_parm): Likewise.
11148 (unmodified_parm_or_parm_agg_item): Likewise.
11149 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
11150 (set_cond_stmt_execution_predicate): Extract access sizes and store
11151 them to conditions.
11152 (set_switch_stmt_execution_predicate): Likewise.
11153 (will_be_nonconstant_expr_predicate): Likewise.
11154 (will_be_nonconstant_predicate): Likewise.
11155 (inline_read_section): Stream condition size.
11156 (inline_write_summary): Likewise.
11158 2016-05-18 Richard Biener <rguenther@suse.de>
11160 * tree-ssa-loop-im.c (determine_max_movement): Properly add
11161 condition cost to PHI cost instead of total_cost.
11163 2016-05-18 Martin Liska <mliska@suse.cz>
11166 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
11169 2016-05-18 Richard Biener <rguenther@suse.de>
11171 * lto-streamer.h (LTO_major_version): Bump to 6.
11173 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
11175 * function.c (make_split_prologue_seq, make_prologue_seq,
11176 make_epilogue_seq): New functions, factored out from...
11177 (thread_prologue_and_epilogue_insns): Here.
11179 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
11181 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
11182 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
11183 of before. Add a comment.
11185 2016-05-18 Bin Cheng <bin.cheng@arm.com>
11187 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
11188 expression pointer, not pointer to the pointer.
11190 2016-05-18 Jakub Jelinek <jakub@redhat.com>
11192 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
11193 (avx2_pbroadcast<mode>): Add another alternative with v instead
11194 of x constraints in it, using <pbroadcast_evex_isa> isa.
11195 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
11197 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
11198 constraint x instead of v in second alternative, add avx512bw
11201 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
11202 constraint x instead of v in second alternative, add avx512bw
11205 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
11206 constraint x instead of v in second alternative, add avx512bw
11209 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
11210 avx512bw alternative.
11212 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
11214 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
11215 array to 128 chars.
11216 (define_insn "*andnottf3"): Ditto.
11217 (define_insn "*<code><mode>3"/any_logic): Ditto.
11218 (define_insn "*<code>tf3"/any_logic): Ditto.
11219 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
11220 operand to block AVX-512VL insn variant emit when it is not enabled.
11222 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
11224 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
11225 constraint fot SF mode.
11227 2016-05-18 Petr Murzin <petr.murzin@intel.com>
11228 Kirill Yukhin <kirill.yukhin@intel.com>
11230 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
11232 (define_insn "rsqrt14<mode>"): Ditto.
11233 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
11234 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
11235 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
11236 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
11237 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
11239 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
11240 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
11241 * config/i386/i386.c (ix86_print_operand): Expand check for size
11242 override codes for Intel syntax.
11244 2016-05-18 Richard Biener <rguenther@suse.de>
11246 PR tree-optimization/71168
11247 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
11248 initialization earlier.
11250 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
11252 * config/aarch64/aarch64-simd.md
11253 (aarch64_reduc_plus_internal<mode>): Rename to...
11254 (reduc_plus_scal): ...This, and remove previous implementation.
11256 2016-05-18 Richard Biener <rguenther@suse.de>
11258 * passes.def: Put late dse and cd_dce in canonical order.
11260 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
11262 * ipa-inline-transform.c (preserve_function_body_p): Look for
11263 first non-thunk clone.
11264 (save_function_body): Save into first non-thunk.
11265 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
11267 (lto_output_node): Inline thunks don't need body in every
11269 * lto-streamer-in.c: Do not fixup thunk clones.
11270 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
11272 * tree-inline.c (copy_bb): Be prepared for target node to be new after
11275 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
11277 PR middle-end/63586
11278 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
11279 (reassociate_bb): Call transform_add_to_multiply.
11281 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
11283 * config/aarch64/aarch64.c (all_extensions): Removed unused
11286 2016-05-17 Nathan Sidwell <nathan@acm.org>
11288 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
11289 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
11291 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
11293 PR tree-optimization/54579
11294 PR middle-end/55299
11295 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
11297 2016-05-17 Marek Polacek <polacek@redhat.com>
11300 * tree-inline.c (expand_call_inline): Call
11301 maybe_remove_unused_call_args.
11303 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
11305 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
11306 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
11307 * doc/md.texi (fmin@var{m}3): Likewise.
11309 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
11311 * match.pd (X & C): New transformation.
11313 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
11315 * match.pd (~X & Y): New transformation.
11317 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
11319 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
11320 information for new SSA_NAME.
11321 (simplify_conversion_using_ranges): Get range through get_range_info
11322 instead of get_value_range.
11324 2016-05-17 Jiong Wang <jiong.wang@arm.com>
11326 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
11327 Remove inline assembly.
11328 (vmvn_s16): Likewise.
11329 (vmvn_s32): Likewise.
11330 (vmvn_u8): Likewise.
11331 (vmvn_u16): Likewise.
11332 (vmvn_u32): Likewise.
11333 (vmvnq_s8): Likewise.
11334 (vmvnq_s16): Likewise.
11335 (vmvnq_s32): Likewise.
11336 (vmvnq_u8): Likewise.
11337 (vmvnq_u16): Likewise.
11338 (vmvnq_u32): Likewise.
11339 (vmvn_p8): Likewise.
11340 (vmvnq_p16): Likewise.
11342 2016-05-17 Jiong Wang <jiong.wang@arm.com>
11344 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
11346 (vmul_n_s16): Likewise.
11347 (vmul_n_s32): Likewise.
11348 (vmul_n_u16): Likewise.
11349 (vmul_n_u32): Likewise.
11350 (vmulq_n_f32): Likewise.
11351 (vmulq_n_f64): Likewise.
11352 (vmulq_n_s16): Likewise.
11353 (vmulq_n_s32): Likewise.
11354 (vmulq_n_u16): Likewise.
11355 (vmulq_n_u32): Likewise.
11357 2016-05-17 Jiong Wang <jiong.wang@arm.com>
11359 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
11360 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
11362 2016-05-17 Jiong Wang <jiong.wang@arm.com>
11364 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
11365 to *aarch64_fma4_elt_from_dup<mode>.
11366 (*aarch64_fnma4_elt_to_128df): Rename to
11367 *aarch64_fnma4_elt_from_dup<mode>.
11368 * config/aarch64/arm_neon.h (vfma_n_f64): New.
11369 (vfms_n_f32): Likewise.
11370 (vfms_n_f64): Likewise.
11371 (vfmsq_n_f32): Likewise.
11372 (vfmsq_n_f64): Likewise.
11374 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
11376 * wide-int.h: Change fixed_wide_int_storage from class to struct.
11378 2016-05-17 Richard Biener <rguenther@suse.de>
11380 PR tree-optimization/71132
11381 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
11382 Only add control dependences for blocks in the loop.
11383 (build_rdg): Adjust.
11384 (generate_code_for_partition): Return whether loop should
11385 be destroyed and delay that.
11386 (distribute_loop): Likewise.
11387 (pass_loop_distribution::execute): Record loops to be destroyed
11388 and perform delayed destroying of loops.
11390 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11393 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
11395 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
11397 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
11399 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
11402 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
11403 insertion point for instructions generated by validize_mem.
11405 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
11407 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
11410 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
11412 * config/aarch64/aarch64.c
11413 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
11414 rather than a macro.
11416 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
11418 * doc/invoke.texi (AArch64 Options): Various updates.
11420 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
11422 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
11423 into instrumentation thunks.
11424 * cif-code.def (CIF_CHKP): New.
11426 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
11428 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
11430 2016-05-16 Martin Jambor <mjambor@suse.cz>
11432 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
11433 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
11435 2016-05-16 Marek Polacek <polacek@redhat.com>
11437 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
11440 2016-05-16 Martin Jambor <mjambor@suse.cz>
11443 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
11444 the outlined kernel function.
11446 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
11448 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
11449 (ISA_HAS_DLSA): Ditto.
11451 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
11453 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
11455 2016-05-16 Nathan Sidwell <nathan@acm.org>
11457 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
11458 (nvptx_name_replacement): Restore. Add comment.
11459 (write_fn_proto, write_fn_proto_from_insn,
11460 nvptx_output_call_insn): Restore
11461 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
11463 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
11465 * config/aarch64/aarch64.md
11466 (add<mode>3_compareC_cconly_imm): Remove use of %w.
11467 (add<mode>3_compareC_imm): Likewise.
11468 (<optab>si3_uxtw): Split into register and immediate variants.
11469 (andsi3_compare0_uxtw): Likewise.
11470 (and<mode>3_compare0): Likewise.
11471 (and<mode>3nr_compare0): Likewise.
11472 (stack_protect_test_<mode>): Don't use %x for memory operands.
11474 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
11476 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
11478 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
11480 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
11481 Split integer shifts into shift_reg and bfm.
11482 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
11483 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
11484 (ror<mode>3_insn): Likewise.
11485 (<optab>si3_insn_uxtw): Likewise.
11486 (<optab><mode>3_insn): Change to rotate_imm.
11487 (extr<mode>5_insn_alt): Likewise.
11488 (extrsi5_insn_uxtw): Likewise.
11489 (extrsi5_insn_uxtw_alt): Likewise.
11491 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
11493 * doc/tm.texi: Regenerate.
11494 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
11495 (TARGET_INVALID_RETURN_TYPE): Remove.
11496 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
11497 TARGET_INVALID_RETURN_TYPE.
11498 * target.def (invalid_parameter_type): Remove.
11499 (invalid_return_type): Remove.
11501 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
11503 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
11504 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
11506 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
11508 (preserve_function_body_p): No need to preserve function body
11509 * cif-codes.def (CIF_THUNK): Remove.
11510 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
11512 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
11514 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
11516 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
11518 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
11521 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
11523 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
11524 (inline_small_functions): Do not look for function symbol when
11527 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
11529 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
11532 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
11533 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11534 Jiong Wang <jiong.wang@arm.com>
11536 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
11537 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
11538 Define __ARM_FP16_ARGS when appropriate.
11539 * config/arm/arm.c (arm_invalid_parameter_type): Remove
11541 (arm_invalid_return_type): Likewise.
11542 (TARGET_INVALID_PARAMETER_TYPE): Remove.
11543 (TARGET_INVALID_RETURN_TYPE): Remove.
11544 (aapcs_vfp_sub_candidate): Allow HFmode.
11545 (aapcs_vfp_allocate): Add comment. Support HFmode.
11546 (aapcs_vfp_allocate_return_reg): Likewise.
11547 (struct aapcs_cp_arg_layout): Slightly reword comments for
11548 is_return_candidate and allocate_return_reg.
11549 (output_mov_vfp): Update assert.
11550 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
11552 (arm_invalid_parameter_type): Remove.
11553 (amr_invalid_return_type): Remove.
11554 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
11555 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
11556 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
11558 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
11560 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
11561 * config/aarch64/arch64-protos.h
11562 (aarch64_legitimize_reload_address): Remove.
11563 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
11566 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
11568 * configure.ac: Add ACX_NONCANONICAL_HOST.
11569 * configure: Regenerate.
11570 * Makefile.in: Set host_noncanonical.
11572 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
11575 * config/i386/i386.md (*movtf_internal): Before register allocation,
11576 do not allow FP constants for CM_MEDIUM memory model, allow only
11577 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
11578 (*movxf_internal): Ditto.
11579 (*movdf_internal): Ditto.
11580 (*movsf_internal): Ditto.
11582 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
11584 PR rtl-optimization/67483
11585 * combine.c (make_compound_operation): Don't call extract_left_shift
11586 with negative shift amounts.
11588 2016-05-13 Jakub Jelinek <jakub@redhat.com>
11591 * fold-const.c (fold_checksum_tree): Allow modification
11592 of TYPE_ALIAS_SET during folding.
11594 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
11595 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
11596 (ix86_split_to_parts): Likewise. Fix up formatting.
11598 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
11600 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
11601 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
11604 2016-05-13 Nathan Sidwell <nathan@acm.org>
11606 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
11607 (nvptx_name_replacement): Delete.
11608 (write_fn_proto, write_fn_proto_from_insn,
11609 nvptx_output_call_insn): Remove nvptx_name_replacement call.
11610 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
11611 * langhooks.c (add_builtin_funcction_common): Call
11612 targetm.mangle_decl_assembler_name.
11614 * config/nvptx/nvptx.c (write_fn_proto): Handle
11615 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
11617 2016-05-13 Martin Liska <mliska@suse.cz>
11619 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
11620 and PRIu64 in printf format.
11622 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11624 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
11627 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11629 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
11630 Change --param max-completely-peeled-times to
11631 --param max-completely-peel-times in dump file printing.
11633 2016-05-13 Richard Biener <rguenther@suse.de>
11635 PR tree-optimization/42587
11636 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
11637 (find_bswap_or_nop_1): Likewise.
11638 (bswap_replace): Likewise.
11640 2016-05-13 Martin Liska <mliska@suse.cz>
11642 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
11643 Initialize a variable with default value.
11645 2016-05-13 Martin Liska <mliska@suse.cz>
11647 * doc/invoke.texi: Enhance explanation of error recovery
11650 2016-05-13 Martin Liska <mliska@suse.cz>
11652 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
11653 (struct cost_pair): Change inv_expr_id (int) to inv_expr
11654 (iv_inv_expr_ent *).
11655 (struct iv_inv_expr_ent): Comment struct fields.
11656 (sort_iv_inv_expr_ent): New function.
11657 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
11658 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
11659 a hash_map between iv_inv_expr_ent and number of usages.
11660 (niter_for_exit): Fix coding style.
11661 (tree_ssa_iv_optimize_init): Use renamed variable.
11662 (determine_base_object): Fix coding style.
11663 (alloc_iv): Likewise.
11664 (find_interesting_uses_outside): Likewise.
11665 (add_candidate_1): Likewise.
11666 (add_standard_iv_candidates): Likewise.
11667 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
11668 (prepare_decl_rtl): Fix coding style.
11669 (get_address_cost): Likewise.
11670 (get_shiftadd_cost): Likewise.
11671 (force_expr_to_var_cost): Likewise.
11672 (compare_aff_trees): Likewise.
11673 (get_expr_id): Restructure the function.
11674 (get_loop_invariant_expr_id): Renamed to
11675 get_loop_invariant_expr.
11676 (get_computation_cost_at): Replace usage of inv_expr_id with
11678 (get_computation_cost): Likewise.
11679 (determine_group_iv_cost_generic): Likewise.
11680 (determine_group_iv_cost_address): Likewise.
11681 (iv_period): Fix coding style.
11682 (iv_elimination_compare_lt): Likewise.
11683 (may_eliminate_iv): Likewise.
11684 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
11686 (determine_group_iv_costs): Dump invariant expressions.
11687 (iv_ca_recount_cost): Use the newly added hash_map.
11688 (iv_ca_set_remove_invariants): Fix coding style.
11689 (iv_ca_set_add_invariants): Fix coding style.
11690 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
11692 (iv_ca_set_cp): Likewise.
11693 (iv_ca_new): Initialize the newly added hash_map and remove
11694 initialization of fields.
11695 (iv_ca_free): Delete the hash_map.
11696 (iv_ca_dump): Dump invariant expressions.
11697 (iv_ca_extend): Fix coding style.
11698 (try_add_cand_for): Likewise.
11699 (create_new_ivs): Dump information about # of avg iterations and
11700 # of used invariant expressions.
11701 (rewrite_use_compare): Fix coding style.
11702 (free_loop_data): Set default value for max_inv_expr_id.
11704 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
11706 * cse.c (rest_of_handle_cse): Use cleanup_cfg
11707 returned value cse_cfg_altered computation.
11708 (rest_of_handle_cse2): Likewise.
11709 (rest_of_handle_cse_after_global_opts): Likewise.
11711 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11714 * config/arm/arm.c (arm32_output_mi_thunk): New.
11715 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
11716 to split Thumb1 vs TARGET_32BIT functionality.
11717 (arm_thumb1_mi_thunk): New.
11719 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11721 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
11724 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11727 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
11729 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
11731 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
11732 (expand_builtin_trap): Emit a regular call.
11733 (set_builtin_user_assembler_name): Remove obsolete cases.
11734 * dse.c (scan_insn): Adjust.
11735 * except.c: Include calls.h.
11736 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
11737 emit a regular call to setjmp.
11738 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
11739 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
11740 (emit_block_move_via_libcall): Delete.
11741 (block_move_fn): Delete.
11742 (init_block_move_fn): Likewise.
11743 (emit_block_move_libcall_fn): Likewise.
11744 (emit_block_op_via_libcall): New function.
11745 (set_storage_via_libcall): Tidy up and use memset builtin.
11746 (block_clear_fn): Delete.
11747 (init_block_clear_fn): Likewise.
11748 (clear_storage_libcall_fn): Likewise.
11749 (expand_assignment): Call emit_block_move_via_libcall.
11750 Do not include gt-expr.h.
11751 * expr.h (emit_block_op_via_libcall): Declare.
11752 (emit_block_copy_via_libcall): New inline function.
11753 (emit_block_move_via_libcall): Likewise.
11754 (emit_block_comp_via_libcall): Likewise.
11755 (block_clear_fn): Delete.
11756 (init_block_move_fn): Likewise.
11757 (init_block_clear_fn): Likewise.
11758 (emit_block_move_via_libcall): Likewise.
11759 (set_storage_via_libcall): Add default parameter value.
11760 * libfuncs.h (enum libfunc_index): Remove obsolete values.
11761 (abort_libfunc): Delete.
11762 (memcpy_libfunc): Likewise.
11763 (memmove_libfunc): Likewise.
11764 (memcmp_libfunc): Likewise.
11765 (memset_libfunc): Likewise.
11766 (setbits_libfunc): Likewise.
11767 (setjmp_libfunc): Likewise.
11768 (longjmp_libfunc): Likewise.
11769 (profile_function_entry_libfunc): Likewise.
11770 (profile_function_exit_libfunc): Likewise.
11771 (gcov_flush_libfunc): Likewise.
11772 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
11773 and DECL_VISIBILITY on the declaration.
11774 (init_optabs): Do not initialize obsolete libfuncs.
11775 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
11776 * tree-core.h (ECF_RET1): Define.
11777 (ECF_TM_PURE): Adjust.
11778 (ECF_TM_BUILTIN): Likewise.
11779 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
11780 (build_common_builtin_nodes): Initialize abort builtin.
11781 Add ECF_RET1 on memcpy, memmove and memset builtins.
11782 Pass final flags for alloca and alloca_with_align builtins.
11783 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
11785 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
11786 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
11787 set_storage_via_libcall and call emit_block_copy_via_libcall.
11789 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
11791 * config/i386/i386.md (*call_got_x32): Change operand 0 to
11792 DImode before it is passed to ix86_output_call_operand.
11793 (*call_value_got_x32): Ditto for operand 1.
11795 2016-05-12 Jiong Wang <jiong.wang@arm.com>
11797 PR rtl-optimization/70904
11798 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
11799 reload for wide mode.
11801 2016-05-12 Marek Polacek <polacek@redhat.com>
11804 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
11805 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
11806 * langhooks.h (incomplete_type_error): Likewise.
11807 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
11808 parameter, pass it down to incomplete_type_error.
11809 * tree.h (size_in_bytes): New inline overload.
11810 (size_in_bytes_loc): Renamed from size_in_bytes.
11812 2016-05-12 Richard Biener <rguenther@suse.de>
11814 PR tree-optimization/71059
11815 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
11816 nary before looking up or entering the expression into the VN
11818 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
11819 Make sure to re-use NARYs without result as inserted by
11822 2016-05-12 Richard Biener <rguenther@suse.de>
11824 PR tree-optimization/71062
11825 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11827 * tree-ssa-structalias.c (set_uids_in_ptset): Set
11828 vars_contains_restrict if the var is a restrict tag.
11829 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
11830 do not disambiguate pointers against it.
11831 (dump_points_to_solution): Re-structure and adjust for new
11832 vars_contains_restrict flag.
11833 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
11835 2016-05-12 Martin Liska <mliska@suse.cz>
11837 * doc/invoke.texi: Explain connection between
11838 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
11840 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
11842 PR tree-optimization/71006
11843 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
11844 consider COND_EXPR as a mask producer.
11846 2016-05-12 Marek Polacek <polacek@redhat.com>
11849 * opts.c (common_handle_option): Detect missing argument for --help^.
11851 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11854 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
11855 when popping the PC and within an interrupt handler routine.
11856 Add missing tab to output of "ldmfd".
11857 (output_return_instruction): Output LDMFD with SP update rather
11858 than POP when returning from interrupt handler.
11860 2016-05-12 Jakub Jelinek <jakub@redhat.com>
11862 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
11863 TARGET_64BIT && TARGET_AVX512DQ.
11864 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
11865 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
11866 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
11867 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
11868 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
11869 (*vec_extractv4si_zext): Add avx512dq alternative.
11870 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
11871 use v instead of x constraint in other alternatives where possible.
11873 * config/i386/sse.md (sse2_loadld): Use v instead of x
11874 constraint in alternatives 0,1,4.
11876 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
11877 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
11878 v constraints instead of x and <pinsr_evex_isa> isa attribute.
11881 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
11882 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
11883 is not emitted unless TARGET_AVX512BW.
11884 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
11885 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
11886 for the result operand.
11888 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
11889 constraint instead of x in avx alternatives. Use maybe_evex instead
11892 * config/i386/constraints.md (Yv): New constraint.
11893 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
11894 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
11895 * config/i386/i386.md (avx512fvecmode): New mode attr.
11896 (*pushtf): Use v constraint instead of x.
11897 (*movtf_internal): Likewise. For TARGET_AVX512VL and
11898 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
11899 (*absneg<mode>2): Use Yv constraint instead of x constraint.
11900 (*absnegtf2_sse): Likewise.
11901 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
11902 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
11903 avx512f alternatives.
11904 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
11906 2016-05-12 Richard Biener <rguenther@suse.de>
11908 PR tree-optimization/71060
11909 * tree-data-ref.c (initialize_data_dependence_relation): Do not
11910 require exact match of DR_BASE_OBJECT but only matching address and
11913 2016-05-12 Richard Biener <rguenther@suse.de>
11915 PR tree-optimization/70986
11916 * cfganal.c: Include cfgloop.h.
11917 (dfs_find_deadend): Prefer to take edges exiting loops.
11919 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11921 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
11922 compile and run time.
11924 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
11927 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
11929 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
11931 * config/i386/i386.c (legitimize_pic_address): Use
11932 copy_to_suggested_reg instead of gen_movsi.
11934 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11936 * config/rs6000/predicates.md (quad_memory_operand): Move most of
11937 the code into quad_address_p and call it to share code with
11938 vsx_quad_dform_memory_operand.
11939 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
11941 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
11942 bit instead of being a separate word. Split -mpower9-dform into
11943 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
11944 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
11945 for the register class supporting 128-bit quad word memory offsets.
11946 (mode_supports_vsx_dform_quad): Helper function to return if the
11947 register class uses quad word memory offsets.
11948 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
11949 (rs6000_debug_reg_global): Always print if we are using LRA or not.
11950 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
11951 instructions are enabled, set up the appropriate addr_masks for
11953 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
11954 -mpower9-dform-scalar, instead of -mpower9-dform.
11955 (rs6000_option_override_internal): Split -mpower9-dform into two
11956 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
11957 -mpower9-dform switch sets or clears both. If we are not using
11958 the LRA register allocator, do not enable -mpower9-dform-vector by
11959 default. If we are using LRA, enable -mpower9-dform-vector and
11960 -mvsx-timode if it is appropriate. Issue a warning if either
11961 -mpower9-dform-vector or -mvsx-timode are explicitly used without
11963 (quad_address_offset_p): New helper function to return if the
11964 offset is legal for quad word memory instructions.
11965 (quad_address_p): New function to determin if GPR or vector
11966 register quad word memory addresses are legal.
11967 (mem_operand_gpr): Validate quad word address offsets.
11968 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
11969 d-form (register + offset) instructions.
11970 (offsettable_ok_by_alignment): Likewise.
11971 (rs6000_legitimate_offset_address_p): Likewise.
11972 (legitimate_lo_sum_address_p): Likewise.
11973 (rs6000_legitimize_address): Likewise.
11974 (rs6000_legitimize_reload_address): Add more debug statements for
11976 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
11977 d-form instructions.
11978 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
11979 d-form instructions. Distinguish different cases in debug
11980 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
11981 d-form instructions.
11982 (rs6000_preferred_reload_class): Likewise.
11983 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
11984 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
11985 of the ISA 2.06 indexed memory instructions.
11986 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
11987 use them to save/restore the saved vector registers instead of
11988 using Altivec instructions.
11989 (rs6000_emit_epilogue): Likewise.
11990 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
11991 (rs6000_opt_masks): Split -mpower9-dform into
11992 -mpower9-dform-scalar and -mpower9-dform-vector.
11993 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
11995 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
11996 ISA 3.0 vector indexed memory instructions, and fold the code into
11997 the normal mov<mode> patterns.
11998 (p9_vecstore_<mode>): Likewise.
11999 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
12001 (vsx_movti_64bit): Likewise.
12002 (vsx_movti_32bit): Likewise.
12003 * config/rs6000/constraints.md (wO constraint): New constraint for
12004 ISA 3.0 vector d-form support.
12005 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
12006 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
12007 include -mpower9-dform-vector until we switch over to LRA.
12008 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
12009 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
12010 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
12011 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
12012 for -mpower9-dform and -mlra.
12013 * doc/md.texi (wO constraint): Document wO constraint.
12015 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
12017 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
12018 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
12019 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
12020 Move handling of non-insn arguments inline into the sole user:
12021 (output_trans_func): ...here.
12022 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
12023 in emitted function prototype.
12024 (output_internal_insn_latency_func): Ditto. Simplify.
12025 (output_internal_maximal_insn_latency_func): Ditto. Delete
12026 always-unused argument.
12027 (output_insn_latency_func): Ditto.
12028 (output_maximal_insn_latency_func): Ditto.
12030 2016-05-11 Richard Biener <rguenther@suse.de>
12032 PR tree-optimization/71055
12033 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
12034 sth with precision not equal to access size verify we don't chop
12037 2016-05-11 Richard Biener <rguenther@suse.de>
12040 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
12041 (dwarf2out_finish): Move retry_incomplete_types call ...
12042 (dwarf2out_early_finish): ... here.
12044 2016-05-11 Richard Biener <rguenther@suse.de>
12046 PR middle-end/71002
12047 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
12048 if the langhook insists on it.
12049 * fold-const.c (make_bit_field_ref): Add arg for the original
12050 reference and preserve its alias-set.
12051 (decode_field_reference): Take exp by reference and adjust it
12052 to the original memory reference.
12053 (optimize_bit_field_compare): Adjust callers.
12054 (fold_truth_andor_1): Likewise.
12055 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
12057 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
12059 PR middle-end/70807
12060 * cfgrtl.h (delete_insn_and_edges): Now return bool.
12061 * cfgrtl.c (delete_insn_and_edges): Likewise.
12062 * config/i386/i386.c (convert_scalars_to_vector): Remove
12064 * cse.c (cse_insn): Compute cse_cfg_altered.
12065 (delete_trivially_dead_insns): Likewise.
12066 (cse_cc_succs): Likewise.
12067 (rest_of_handle_cse): Free dominance info if required.
12068 (rest_of_handle_cse2): Likewise.
12069 (rest_of_handle_cse_after_global_opts): Likewise.
12071 2016-05-11 Alan Modra <amodra@gmail.com>
12073 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
12074 abi_v4_pass_in_fpr): New functions.
12075 (rs6000_function_arg_boundary): Exclude complex IBM long double
12076 from 64-bit alignment when ABI_V4.
12077 (rs6000_function_arg, rs6000_function_arg_advance_1,
12078 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
12080 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
12082 PR rtl-optimization/71028
12083 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
12084 jump with just a return in the fallthrough block if the branch
12085 block contains just a return as well.
12087 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
12089 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
12090 * match.pd ((X & Y) ^ Y): ... this.
12091 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
12092 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
12094 2016-05-10 David Malcolm <dmalcolm@redhat.com>
12096 * read-md.c (require_char_ws): New function.
12097 (read_string): Simplify using require_char_ws.
12098 (handle_constants): Likewise.
12099 (handle_enum): Likewise.
12100 (handle_file): Likewise.
12101 * read-md.h (require_char_ws): New declaration.
12102 * read-rtl.c (read_conditions): Simplify using require_char_ws.
12103 (read_mapping): Likewise.
12104 (read_rtx_code): Likewise.
12105 (read_nested_rtx): Likewise.
12107 2016-05-10 James Norris <jnorris@codesourcery.com>
12109 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
12110 if offloading is enabled and -fopenacc or -fopenmp is specified.
12111 (CRTOFFLOADEND): Likewise.
12112 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
12113 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
12115 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
12117 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
12118 gotoff_operand code paths. Use copy_to_suggested_regs and
12119 expand_simple_binop where appropriate. Cleanup.
12121 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
12124 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
12126 (dimode_scalar_chain::vector_const_cost): New.
12127 (dimode_scalar_chain::compute_convert_gain): Handle constants.
12128 (dimode_scalar_chain::convert_op): Likewise.
12129 (dimode_scalar_chain::convert_insn): Likewise.
12131 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
12133 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
12134 unary operation, not a binary one.
12136 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
12138 PR middle-end/70877
12139 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
12140 calls with type casted fndecl.
12142 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
12144 PR tree-optimization/70786
12145 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
12146 * calls.c (initialize_argument_information): Bind bounds
12147 with corresponding args passed by reference.
12149 2016-05-10 Jakub Jelinek <jakub@redhat.com>
12152 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
12153 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
12154 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
12157 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12160 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
12161 code for a zero scale factor.
12162 (vsx_xvcvdpuxds_scale): Likewise.
12164 2016-05-10 David Malcolm <dmalcolm@redhat.com>
12166 * diagnostic-show-locus.c (layout::layout): Call show_ruler
12167 if show_ruler_p was set on the context.
12168 (layout::show_ruler): New method.
12169 * diagnostic.h (struct diagnostic_context): Add field
12172 2016-05-10 Richard Biener <rguenther@suse.de>
12174 PR tree-optimization/71039
12175 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
12176 (chk_uses): New function.
12177 (propagate_with_phi): Verify we can safely replicate the lhs of an
12178 aggregate assignment on all incoming edges.
12180 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
12182 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
12184 (rx_atomic_sequence): New class.
12185 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
12186 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
12188 (rx_atomic_sequence::rx_atomic_sequence,
12189 rx_atomic_sequence::~rx_atomic_sequence): New functions.
12190 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
12191 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
12192 CTRLREG_INTB): New constants.
12193 (FETCHOP): New code iterator.
12194 (fethcop_name, fetchop_name2): New iterator code attributes.
12195 (QIHI): New mode iterator.
12196 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
12197 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
12198 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
12200 2016-05-10 Martin Liska <mliska@suse.cz>
12202 * tree-inline.c (remap_dependence_clique): Do not remap
12203 debugging statements.
12205 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12207 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
12208 ("*fixuns_truncdfdi2_z13")
12209 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
12210 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
12211 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
12213 2016-05-10 Richard Biener <rguenther@suse.de>
12215 PR tree-optimization/70497
12216 PR tree-optimization/28367
12217 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
12219 (visit_reference_op_load): ... here.
12220 (vn_reference_lookup_3): Use it to handle subreg-like accesses
12221 with simplified BIT_FIELD_REFs.
12222 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
12223 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
12226 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
12228 * dwarf2out.c (add_abstract_origin_attribute): Adjust
12229 documentation comment. For BLOCK nodes, add a
12230 DW_AT_abstract_origin attribute that points to the DIE generated
12231 for the origin BLOCK.
12232 (gen_lexical_block_die): Call add_abstract_origin_attribute for
12233 blocks from inlined functions.
12235 2016-05-10 Alan Modra <amodra@gmail.com>
12238 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
12239 regrename modifying insns saving lr before __morestack call.
12240 * config/rs6000/rs6000.md (split_stack_return): Similarly for
12241 insns restoring lr after __morestack call.
12243 2016-05-09 Jakub Jelinek <jakub@redhat.com>
12245 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
12246 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
12248 * config/i386/sse.md (vec_interleave_high<mode>,
12249 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
12250 <avx512>_vpermt2var<mode>3_maskz): Likewise.
12252 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
12254 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
12255 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
12256 parallel reassociation for power8 and forward.
12258 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
12260 * config/i386/i386.md (absneg splitters with general regs): Use
12261 general_reg_operand predicate.
12262 (btsq peephole2): Use x86_64_immediate_operand to check if new
12263 value is suitable for immediate operand. Generate emitted insn
12264 using RTL expressions.
12265 (btcq peephole2): Ditto.
12266 (btrq peephole2): Ditto. Generate correct immediate operand
12269 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
12271 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
12274 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
12276 * tree-affine.c (wide_int_constant_multiple_p): Add missing
12277 pointer dereference.
12279 2016-05-09 Richard Biener <rguenther@suse.de>
12281 PR tree-optimization/70985
12282 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
12283 op0 isn't a gimple register.
12285 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
12287 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
12288 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
12289 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
12290 (i6400_fpu_mult): New cpu units.
12291 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
12292 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
12293 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
12294 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
12295 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
12296 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
12297 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
12298 (i6400_msa_long_float4, i6400_msa_long_float5)
12299 (i6400_msa_long_float8, i6400_msa_fdiv_df)
12300 (i6400_msa_fdiv_sf): New reservations.
12301 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
12302 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
12303 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
12304 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
12305 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
12306 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
12307 (msa_short_cmp, msa_short_float2, msa_short_logic3)
12308 (msa_short_store4, msa_long_load, msa_short_store)
12309 (msa_long_logic, msa_long_float2, msa_long_float4)
12310 (msa_long_float5, msa_long_float8, msa_long_mult)
12311 (msa_long_fdiv, msa_long_div): New reservations.
12313 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
12314 Sameera Deshpande <sameera.deshpande@imgtec.com>
12315 Matthew Fortune <matthew.fortune@imgtec.com>
12316 Graham Stott <graham.stott@imgtec.com>
12317 Chao-ying Fu <chao-ying.fu@imgtec.com>
12319 * config.gcc: Add MSA header file for mips*-*-* target.
12320 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
12321 (Ubv8i, Urv8): New constraints.
12322 * config/mips/mips-ftypes.def: Add function types for MSA
12324 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
12325 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
12326 * config/mips/mips-msa.md: New file.
12327 * config/mips/mips-protos.h
12328 (mips_split_128bit_const_insns): New prototype.
12329 (mips_msa_idiv_insns): Likewise.
12330 (mips_split_128bit_move): Likewise.
12331 (mips_split_128bit_move_p): Likewise.
12332 (mips_split_msa_copy_d): Likewise.
12333 (mips_split_msa_insert_d): Likewise.
12334 (mips_split_msa_fill_d): Likewise.
12335 (mips_expand_msa_branch): Likewise.
12336 (mips_const_vector_same_val_p): Likewise.
12337 (mips_const_vector_same_bytes_p): Likewise.
12338 (mips_const_vector_same_int_p): Likewise.
12339 (mips_const_vector_shuffle_set_p): Likewise.
12340 (mips_const_vector_bitimm_set_p): Likewise.
12341 (mips_const_vector_bitimm_clr_p): Likewise.
12342 (mips_msa_vec_parallel_const_half): Likewise.
12343 (mips_msa_output_division): Likewise.
12344 (mips_ldst_scaled_shift): Likewise.
12345 (mips_expand_vec_cond_expr): Likewise.
12346 * config/mips/mips.c (enum mips_builtin_type): Add
12347 MIPS_BUILTIN_MSA_TEST_BRANCH.
12348 (mips_gen_const_int_vector_shuffle): New prototype.
12349 (mips_const_vector_bitimm_set_p): New function.
12350 (mips_const_vector_bitimm_clr_p): Likewise.
12351 (mips_const_vector_same_val_p): Likewise.
12352 (mips_const_vector_same_bytes_p): Likewise.
12353 (mips_const_vector_same_int_p): Likewise.
12354 (mips_const_vector_shuffle_set_p): Likewise.
12355 (mips_symbol_insns): Forbid loading symbols via immediate for
12357 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
12359 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
12361 (mips_lx_address_p): Add support load indexed address for MSA.
12362 (mips_address_insns): Add calculation of instructions needed for
12363 stores and loads for MSA.
12364 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
12365 CONST_VECTOR for MSA and let it fall through.
12366 (mips_ldst_scaled_shift): New function.
12367 (mips_subword_at_byte): Likewise.
12368 (mips_msa_idiv_insns): Likewise.
12369 (mips_legitimize_move): Validate MSA moves.
12370 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
12371 calculation of costs for MSA division.
12372 (mips_split_move_p): Check if MSA moves need splitting.
12373 (mips_split_move): Split MSA moves if necessary.
12374 (mips_split_128bit_move_p): New function.
12375 (mips_split_128bit_move): Likewise.
12376 (mips_split_msa_copy_d): Likewise.
12377 (mips_split_msa_insert_d): Likewise.
12378 (mips_split_msa_fill_d): Likewise.
12379 (mips_output_move): Handle MSA moves.
12380 (mips_expand_msa_branch): New function.
12381 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
12382 Reinstate 'y' modifier.
12383 (mips_file_start): Add MSA .gnu_attribute.
12384 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
12386 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
12387 (mips_class_max_nregs): Add register size for MSA supported mode.
12388 (mips_cannot_change_mode_class): Allow conversion between MSA
12389 vector modes and TImode.
12390 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
12392 (mips_secondary_reload_class): Force MSA loads/stores via memory.
12393 (mips_preferred_simd_mode): Add preffered modes for MSA.
12394 (mips_vector_mode_supported_p): Add MSA supported modes.
12395 (mips_autovectorize_vector_sizes): New function.
12396 (mips_msa_output_division): Likewise.
12397 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
12398 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
12399 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
12400 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
12401 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
12402 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
12403 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
12404 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
12405 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
12406 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
12407 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
12408 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
12409 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
12410 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
12411 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
12412 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
12413 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
12414 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
12415 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
12416 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
12417 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
12418 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
12419 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
12420 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
12421 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
12422 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
12423 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
12424 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
12425 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
12426 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
12427 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
12428 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
12429 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
12430 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
12431 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
12432 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
12433 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
12434 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
12435 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
12436 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
12437 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
12438 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
12439 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
12440 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
12441 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
12442 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
12443 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
12444 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
12445 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
12446 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
12447 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
12448 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
12449 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
12450 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
12451 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
12452 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
12453 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
12454 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
12455 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
12456 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
12457 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
12458 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
12459 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
12460 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
12461 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
12462 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
12463 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
12464 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
12465 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
12466 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
12467 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
12468 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
12469 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
12470 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
12471 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
12472 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
12473 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
12474 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
12475 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
12476 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
12477 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
12478 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
12479 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
12480 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
12481 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
12482 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
12483 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
12484 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
12485 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
12486 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
12487 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
12488 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
12489 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
12490 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
12491 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
12492 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
12493 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
12494 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
12495 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
12496 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
12497 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
12498 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
12499 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
12500 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
12501 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
12502 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
12503 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
12504 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
12505 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
12506 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
12507 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
12508 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
12509 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
12510 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
12511 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
12512 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
12513 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
12514 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
12515 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
12516 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
12517 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
12518 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
12519 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
12520 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
12521 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
12522 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
12523 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
12524 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
12525 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
12526 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
12527 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
12528 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
12529 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
12530 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
12531 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
12532 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
12533 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
12534 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
12535 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
12536 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
12537 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
12538 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
12539 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
12540 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
12541 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
12542 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
12543 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
12544 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
12545 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
12546 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
12547 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
12549 (mips_get_builtin_decl_index): New array.
12550 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
12551 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
12552 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
12553 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
12554 (mips_init_builtins): Initialize mips_get_builtin_decl_index
12556 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
12558 (mips_expand_builtin_insn): Prepare operands for
12559 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
12560 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
12561 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
12562 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
12563 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
12564 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
12565 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
12566 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
12567 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
12568 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
12569 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
12570 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
12571 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
12572 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
12573 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
12574 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
12575 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
12576 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
12577 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
12578 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
12579 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
12580 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
12581 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
12582 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
12583 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
12584 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
12585 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
12586 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
12587 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
12588 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
12589 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
12590 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
12591 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
12592 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
12593 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
12594 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
12595 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
12596 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
12597 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
12598 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
12599 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
12600 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
12601 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
12602 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
12603 These are set implicitly and an error is reported if overridden.
12604 (mips_expand_builtin_msa_test_branch): New function.
12605 (mips_expand_msa_shuffle): Likewise.
12606 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
12607 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
12608 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
12609 (mips_expand_vec_unpack): Add support for MSA.
12610 (mips_expand_vector_init): Likewise.
12611 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
12612 instead of const0_rtx.
12613 (mips_msa_vec_parallel_const_half): New function.
12614 (mips_gen_const_int_vector): Likewise.
12615 (mips_gen_const_int_vector_shuffle): Likewise.
12616 (mips_expand_msa_cmp): Likewise.
12617 (mips_expand_vec_cond_expr): Likewise.
12618 * config/mips/mips.h
12619 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
12620 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
12622 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
12623 (ISA_HAS_MSA): New macro.
12624 (UNITS_PER_MSA_REG): Likewise.
12625 (BITS_PER_MSA_REG): Likewise.
12626 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
12627 (MSA_REG_FIRST): New macro.
12628 (MSA_REG_LAST): Likewise.
12629 (MSA_REG_NUM): Likewise.
12630 (MSA_REG_P): Likewise.
12631 (MSA_REG_RTX_P): Likewise.
12632 (MSA_SUPPORTED_MODE_P): Likewise.
12633 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
12634 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
12635 * config/mips/mips.md: Include mips-msa.md.
12636 (alu_type): Add simd_add.
12637 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
12638 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
12639 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
12640 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
12641 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
12642 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
12643 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
12644 simd_move, simd_load, simd_store. Choose "multi" for moves
12646 (qword_mode): New attribute.
12647 (insn_count): Add instruction count for quad moves.
12648 Increase the count for MIPS SIMD division.
12649 (UNITMODE): Add UNITMODEs for vector types.
12650 (addsub): New code iterator.
12651 * config/mips/mips.opt (mmsa): New option.
12652 * config/mips/msa.h: New file.
12653 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
12655 * config/mips/mti-linux.h: Likewise.
12656 * config/mips/predicates.md
12657 (const_msa_branch_operand): New constraint.
12658 (const_uimm3_operand): Likewise.
12659 (const_uimm4_operand): Likewise.
12660 (const_uimm5_operand): Likewise.
12661 (const_uimm8_operand): Likewise.
12662 (const_imm5_operand): Likewise.
12663 (aq10b_operand): Likewise.
12664 (aq10h_operand): Likewise.
12665 (aq10w_operand): Likewise.
12666 (aq10d_operand): Likewise.
12667 (const_m1_operand): Likewise.
12668 (reg_or_m1_operand): Likewise.
12669 (const_exp_2_operand): Likewise.
12670 (const_exp_4_operand): Likewise.
12671 (const_exp_8_operand): Likewise.
12672 (const_exp_16_operand): Likewise.
12673 (const_vector_same_val_operand): Likewise.
12674 (const_vector_same_simm5_operand): Likewise.
12675 (const_vector_same_uimm5_operand): Likewise.
12676 (const_vector_same_uimm6_operand): Likewise.
12677 (const_vector_same_uimm8_operand): Likewise.
12678 (par_const_vector_shf_set_operand): Likewise.
12679 (reg_or_vector_same_val_operand): Likewise.
12680 (reg_or_vector_same_simm5_operand): Likewise.
12681 (reg_or_vector_same_uimm6_operand): Likewise.
12682 * doc/extend.texi (MIPS SIMD Architecture Functions): New
12684 * doc/invoke.texi (-mmsa): Document new option.
12686 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12688 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
12689 * configure: Regenerate.
12690 * config.in: Regenerate.
12691 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
12692 on -fvtable-verify.
12693 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
12694 (ENDFILE_VTV_SPEC): Define.
12696 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
12698 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
12699 registers in all interrupt handlers if necessary.
12700 (rl78_option_override): Add warning.
12701 (MUST_SAVE_MDUC_REGISTERS): New macro.
12702 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
12703 * config/rl78/rl78.c (check_mduc_usage): New function.
12704 (mduc_regs): New structure to hold MDUC register data.
12705 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
12706 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
12707 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
12708 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
12709 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
12710 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
12712 2016-05-09 Bin Cheng <bin.cheng@arm.com>
12714 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
12715 (tree-ssa-loop-niter.h): Ditto.
12716 (idx_within_array_bound, ref_within_array_bound): New functions.
12717 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
12718 Factor out check on writable base object to ...
12719 (base_object_writable): ... here.
12721 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12723 * config/arm/arm.md (probe_stack): Add modes to set source
12726 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
12728 * regrename.c (base_reg_class_for_rename): New static function.
12729 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
12731 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
12733 * cgraph.c (thunk_adjust): Export.
12734 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
12735 * cgraphunit.c (thunk_adjust): Export.
12736 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
12738 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
12740 * tree-inline.c (expand_call_inline): Expand thunks inline.
12742 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
12745 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
12746 (*sse2_vd_cvtss2sd): Ditto.
12747 * config/i386/i386.md
12748 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
12749 Generate *sse2_vd_cvtsd2ss pattern.
12750 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
12751 Generate *sse2_vd_cvtss2sd pattern.
12753 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
12755 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
12756 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
12759 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
12761 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
12762 * config/sh/sh.c: Define and declare variables on first use throughout
12764 (current_function_interrupt): Change to bool type.
12765 (frame_insn): Rename to emit_frame_insn and update users.
12766 (push_regs): Use bool for 'interrupt_handler' argument.
12767 (save_schedule_s): Remove.
12768 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
12769 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
12770 targetm.asm_out.unaligned_op.di.
12771 (gen_far_branch): Remove redundant forward declaration.
12772 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
12773 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
12774 (sh_set_return_address, sh_function_ok_for_sibcall,
12775 scavenge_reg): Update comments.
12776 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
12777 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
12778 (sh_attr_renesas_p): Remove unnecessary parentheses.
12779 (branch_dest): Simplify.
12780 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
12781 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
12782 (CUMULATIVE_ARGS): Change macro to typedef.
12783 (current_function_interrupt): Change to bool type.
12784 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
12785 Surround with __cplusplus ifdef.
12786 (sh_compare_op0, sh_compare_op1): Remove.
12787 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
12789 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
12791 * config/arm/arm.md: (arch): Add neon.
12792 (arch_enabled): Return yes for arch neon when TARGET_NEON.
12793 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
12794 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
12795 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
12796 attributes for alt renumbering. Mark alt 3 as non-predicable.
12797 (thumb2_movdf_vfp): Likewise.
12799 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
12801 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
12802 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
12803 (*andqi_1): Add preferred_for_speed attribute to disparage
12804 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
12805 (*<code>qi_1): Ditto.
12806 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
12807 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
12808 (*ashlqi3_1): Ditto.
12809 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
12810 Add preferred_for_size attribute to disparage alternative 0 and
12811 preferred_for_speed attribute to disparage alternative 1 for
12812 TARGET_PARTIAL_REG_STALL targets.
12814 2016-05-07 Tom de Vries <tom@codesourcery.com>
12816 PR tree-optimization/70956
12817 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
12820 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
12822 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
12823 * config/sh/sh.c (sh_cbranch_distance): Implement it.
12824 * config/sh/sh.md (branch_zero): Remove define_attr.
12825 (define_delay): Disable delay slot if branch distance is one insn.
12827 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
12829 * config/i386/i386.md (LEAMODE): New mode attribute.
12830 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
12831 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
12832 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
12833 operand 2 predicate.
12834 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
12835 (*lea<mode>_general_3): Ditto.
12836 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
12838 2016-05-06 Jakub Jelinek <jakub@redhat.com>
12840 * genmddump.c (main): Convert argv from char ** to const char **.
12842 2016-05-06 David Malcolm <dmalcolm@redhat.com>
12844 * coretypes.h (OVERRIDE): New macro.
12845 (FINAL): New macro.
12847 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
12849 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
12850 allow coalescing if the types are compatible.
12852 2016-05-06 David Malcolm <dmalcolm@redhat.com>
12854 * pass_manager.h (pass_manager::register_pass_name): New method.
12855 (pass_manager::get_pass_by_name): New method.
12856 (pass_manager::create_pass_tab): New method.
12857 (pass_manager::m_name_to_pass_map): New field.
12858 * passes.c (name_to_pass_map): Delete global in favor of field
12859 "m_name_to_pass_map" of pass_manager.
12860 (register_pass_name): Rename from a function to...
12861 (pass_manager::register_pass_name): ...this method, updating
12862 for renaming of global "name_to_pass_map" to field
12863 "m_name_to_pass_map".
12864 (create_pass_tab): Rename from a function to...
12865 (pass_manager::create_pass_tab): ...this method, updating
12866 for renaming of global "name_to_pass_map" to field.
12867 (get_pass_by_name): Rename from a function to...
12868 (pass_manager::get_pass_by_name): ...this method.
12869 (enable_disable_pass): Convert use of get_pass_by_name to
12870 a method call, locating the pass_manager singleton.
12872 2016-05-06 David Malcolm <dmalcolm@redhat.com>
12874 * genattr-common.c (main): Convert argv from char ** to const char **.
12875 * genattr.c (main): Likewise.
12876 * genattrtab.c (main): Likewise.
12877 * genautomata.c (initiate_automaton_gen): Likewise.
12879 * gencodes.c (main): Likewise.
12880 * genconditions.c (main): Likewise.
12881 * genconfig.c (main): Likewise.
12882 * genconstants.c (main): Likewise.
12883 * genemit.c (main): Likewise.
12884 * genenums.c (main): Likewise.
12885 * genextract.c (main): Likewise.
12886 * genflags.c (main): Likewise.
12887 * genmddeps.c (main): Likewise.
12888 * genopinit.c (main): Likewise.
12889 * genoutput.c (main): Likewise.
12890 * genpeep.c (main): Likewise.
12891 * genpreds.c (main): Likewise.
12892 * genrecog.c (main): Likewise.
12893 * gensupport.c (init_rtx_reader_args_cb): Likewise.
12894 (init_rtx_reader_args): Likewise.
12895 * gensupport.h (init_rtx_reader_args_cb): Likewise.
12896 (init_rtx_reader_args): Likewise.
12897 * gentarget-def.c (main): Likewise.
12898 * read-md.c (read_md_files): Likewise.
12899 * read-md.h (read_md_files): Likewise.
12901 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
12903 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
12904 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
12905 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
12906 Remove unused predicate.
12907 (register_and_not_fp_reg_operand): Ditto.
12909 2016-05-06 Martin Liska <mliska@suse.cz>
12911 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
12912 instead of vec as the vector is local to the function.
12914 2016-05-06 Jakub Jelinek <jakub@redhat.com>
12916 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
12917 avx512bw alternative.
12919 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
12920 before the ashr<mode>3 pattern.
12922 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
12923 v instead of x in vex or maybe_vex alternatives, use
12924 maybe_evex instead of vex in prefix.
12926 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
12927 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
12928 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
12929 in vex or maybe_vex alternatives, use maybe_evex instead of vex
12932 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
12933 v instead of x in vex or maybe_vex alternatives, use
12934 maybe_evex instead of vex in prefix.
12936 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
12937 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
12938 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
12939 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
12940 alternatives, use maybe_evex instead of vex in prefix.
12942 * config/i386/sse.md (vec_interleave_lowv4sf,
12943 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
12944 v instead of x in vex or maybe_vex alternatives, use
12945 maybe_evex instead of vex in prefix.
12947 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
12948 v instead of x in vex or maybe_vex alternatives, use
12949 maybe_evex instead of vex in prefix.
12951 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
12952 v constraint instead of x.
12954 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
12956 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
12957 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
12960 2016-05-06 Richard Biener <rguenther@suse.de>
12962 PR tree-optimization/70948
12963 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
12964 Properly clobber all fields of va_list for __builtin_va_start.
12966 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
12969 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
12970 loop latch destination.
12972 2016-05-06 Martin Liska <mliska@suse.cz>
12974 * tree-ssa-uninit.c: Apply manual changes
12975 to the GNU coding style.
12976 (prune_uninit_phi_opnds): Rename from
12977 prune_uninit_phi_opnds_in_unrealizable_paths.
12979 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
12981 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
12982 mspace): Remove deprecated options.
12983 * doc/invoke.texi (SH options): Remove -mspace.
12985 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
12987 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
12989 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
12991 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
12992 corresponding combine split pattern.
12994 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
12997 * config/sh/predicates.md (long_displacement_mem_operand): New.
12998 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
12999 Add movi20, movi20s alternatives. Adjust length attribute for
13001 (movsi_ie): Allow for any FPU. Adjust length attribute for
13003 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
13004 attribute for alternatives.
13005 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
13006 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
13007 length attribute for alternatives.
13009 2016-05-06 Richard Biener <rguenther@suse.de>
13011 PR tree-optimization/70960
13012 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
13014 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
13017 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
13018 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
13020 2016-05-06 Marek Polacek <polacek@redhat.com>
13023 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
13025 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
13028 * config/sh/sh.md (*rotcr): Add another variant.
13030 2016-05-06 Richard Biener <rguenther@suse.de>
13032 PR middle-end/70931
13033 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
13035 2016-05-06 Richard Biener <rguenther@suse.de>
13037 PR middle-end/70941
13038 * fold-const.c (split_tree): Always convert to the original type
13041 2016-05-06 Richard Biener <rguenther@suse.de>
13043 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
13044 (fwprop_addr): Likewise.
13046 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
13049 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
13051 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
13052 * config/i386/i386.md (push mem splitter): Use find_constant_src in
13053 the splitter condition.
13054 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
13055 the splitter condition.
13056 (FP float_extend load splitter): Ditto.
13058 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
13060 * config/i386/i386.md (peehole2 patterns): Change true_regnum
13061 to REGNO in all peephole2 patterns.
13062 (post-reload splitters): Change true_regnum to REGNO in
13063 post-reload splitters.
13064 (zero_extend splitters): Use general_reg_operand and
13065 nonimmediate_gr_operand predicates.
13067 2016-05-05 Jakub Jelinek <jakub@redhat.com>
13069 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
13070 v constraint instead of x.
13072 2016-05-05 Alan Modra <amodra@gmail.com>
13075 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
13076 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
13077 TARGET_NO_FP_IN_TOC for -mrelocatable.
13078 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
13079 TARGET_RELOCATABLE test.
13080 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
13081 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13082 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
13083 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
13084 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13085 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
13086 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
13087 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13088 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
13089 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
13091 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
13092 (rs6000_stack_info): Likewise.
13093 (rs6000_elf_asm_out_constructor): Likewise.
13094 (rs6000_elf_asm_out_destructor): Likewise.
13095 (rs6000_elf_declare_function_name): Likewise.
13096 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
13097 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
13100 2016-05-05 Alan Modra <amodra@gmail.com>
13102 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
13104 2016-05-05 Alan Modra <amodra@gmail.com>
13106 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
13107 out-of-line gpr restore for one or two regs if that would add
13110 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
13113 * config/i386/i386.md
13114 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
13115 Change to post-epilogue_completed late splitter. Use sse_reg_operand
13116 as operand 0 predicate.
13117 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
13119 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
13120 Ditto. Emit the pattern using RTX.
13122 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
13123 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
13124 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
13125 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
13127 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
13128 sse_reg_operand as operand 0 predicate.
13130 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
13131 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
13132 instead of gen_rtx_REG.
13133 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
13136 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
13138 * function.c (emit_use_return_register_into_block): Delete.
13139 (gen_return_pattern): Delete.
13140 (emit_return_into_block): Delete.
13141 (active_insn_between): Delete.
13142 (convert_jumps_to_returns): Delete.
13143 (emit_return_for_exit): Delete.
13144 (thread_prologue_and_epilogue_insns): Delete all code dealing with
13145 simple_return for shrink-wrapped blocks.
13146 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
13147 end of blocks that need one.
13148 (get_unconverted_simple_return): Delete.
13149 (convert_to_simple_return): Delete.
13150 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
13151 (convert_to_simple_return): Ditto.
13153 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
13155 * cfgcleanup.c (bb_is_just_return): New function.
13156 (try_optimize_cfg): Simplify jumps to return, branches to return,
13157 and branches around return.
13159 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
13161 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
13162 branch to a return.
13164 2016-05-04 Jakub Jelinek <jakub@redhat.com>
13168 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
13169 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
13170 assert flags & OEP_HASH_CHECK, instead of asserting it
13171 never happens. Handle TARGET_EXPR.
13172 * fold-const.c (operand_equal_p): For hash verification,
13173 or in OEP_HASH_CHECK into flags.
13175 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
13177 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
13179 (compute_samebase_partition_bases): Fix typo.
13181 2016-05-04 Jakub Jelinek <jakub@redhat.com>
13183 * config/i386/sse.md (vec_interleave_highv8sf,
13184 vec_interleave_lowv8sf, vec_interleave_highv4df,
13185 vec_interleave_lowv4df): Remove constraints from expanders.
13187 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
13189 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
13191 * tree-inline.c (expand_call_inline): Fix path dealing with
13192 making lhs of call statement undefined.
13194 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
13196 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
13197 Check availability on NODE, too.
13198 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
13199 (cgraph_node::call_for_symbol_and_aliases): Likewise.
13200 (varpool_node::call_for_symbol_and_aliase): Likewise.
13201 * ipa-pure-const.c (add_new_function): Analyze all bodies.
13202 (propagate_pure_const): Propagate across interposable functions, too.
13203 (skip_function_for_local_pure_const): Do not skip interposable bodies
13205 (pass_local_pure_const::execute): Update.
13207 2016-05-04 Marek Polacek <polacek@redhat.com>
13209 * doc/invoke.texi: Document -Wdangling-else.
13211 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13213 * config.gcc: Error out when conflicting multilib is detected. Do not
13214 loop over multilibs since no combination is legal.
13216 2016-05-04 Alan Modra <amodra@gmail.com>
13218 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
13219 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
13220 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
13223 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
13225 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
13226 Clean up p5600 comments.
13228 2016-05-04 Richard Biener <rguenther@suse.de>
13230 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
13231 constructor simplifications.
13232 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
13234 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
13236 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
13237 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
13238 result.set_rtx is null instead of aborting.
13239 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
13241 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
13242 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
13243 *mov<mode>_store_postinc): New patterns.
13245 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
13247 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
13248 as commutative. Check both conversions are NOP.
13249 ((A & B) OP (C & B)): Remove.
13251 2016-05-04 Alan Modra <amodra@gmail.com>
13253 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
13255 2016-05-04 Alan Modra <amodra@gmail.com>
13258 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
13259 when cr2,3,4 are all fixed regs.
13261 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
13263 PR rtl-optimization/57193
13264 * opts.c (default_options_table): Revert OPT_frename_registers change.
13265 * doc/invoke.texi (-frename-registers, -O2): Likewise.
13267 2016-05-03 Martin Sebor <msebor@redhat.com>
13270 * builtins.c (fold_builtin_FILE): New function.
13271 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
13272 (fold_builtin_0): Call them.
13273 * gimplify.c (gimplify_call_expr): Remove the handling of
13274 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
13277 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
13278 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
13282 * doc/extend.texi (Function Names as Strings): Update __func__,
13283 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
13286 2016-05-03 Jakub Jelinek <jakub@redhat.com>
13287 Richard Biener <rguenther@suse.de>
13289 PR tree-optimization/70916
13290 * tree-if-conv.c: Include cfganal.h.
13291 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
13292 and remove_fake_exit_edges around the optimization pass.
13294 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
13296 * cgraph.c (symbol_table::create_edge): Set inline_failed.
13297 (cgraph_edge::make_direct): Likewise.
13298 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
13299 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
13300 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
13301 (CIF_THUNK): New code.
13302 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
13303 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
13304 (compute_inline_parameters): Set inline_failed for thunks.
13305 (inline_analyze_function): Cleanup.
13306 * ipa-inline.c (can_inline_edge_p): Do not deal with
13307 call_stmt_cannot_inline_p.
13308 (can_early_inline_edge_p): Likewise.
13309 (early_inliner): Initialize inline_failed.
13310 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
13312 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
13314 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
13315 from nonimm_ssenomem_operand.
13316 (nonimm_ssenomem_operand): New predicate.
13317 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
13318 as operand 0 predicate.
13319 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
13320 Disable unsupported alternatives using "enabled" attribute.
13321 Use register_ssemem_operand as operand 0 predicate.
13322 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
13324 2016-05-03 Marek Polacek <polacek@redhat.com>
13327 * input.c (expansion_point_location): New function.
13328 * input.h (expansion_point_location): Declare.
13330 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
13332 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
13333 occurence with frame_offset_ ones.
13335 2016-05-03 Alan Modra <amodra@gmail.com>
13337 PR rtl-optimization/70890
13338 * ira.c (combine_and_move_insns): When moving def_insn, remove
13339 equivs on use_insn.
13341 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
13343 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
13344 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
13345 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
13346 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
13348 2016-05-03 Alan Modra <amodra@gmail.com>
13350 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
13351 for SAVE_MULTIPLE/STORE_MULTIPLE.
13353 2016-05-03 Jakub Jelinek <jakub@redhat.com>
13355 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
13356 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
13358 2016-05-03 Richard Biener <rguenther@suse.de>
13360 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
13362 (gimplify_arg): Likewise.
13363 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
13364 re-writing the result to a decl if required.
13365 (internal_get_tmp_var): Add allow_ssa parameter
13366 and override into_ssa with it.
13367 (get_formal_tmp_var): Adjust.
13368 (get_initialized_tmp_var): Add allow_ssa parameter.
13369 (gimplify_arg): Add allow_ssa parameter and avoid generating
13370 SSA names for the result false.
13371 (gimplify_call_expr): If the call may return twice do not
13372 gimplify parameters into SSA.
13373 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
13374 (gimplify_modify_expr): Adjust assert. For noreturn calls
13375 with a SSA name LHS adjust its def.
13376 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
13377 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
13378 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
13379 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
13380 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
13381 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
13382 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
13383 (optimize_target_teams): Do not allow SSA names for clause operands.
13384 (gimplify_expr): Likewise for where we mark the result addressable.
13385 * passes.def (pass_init_datastructures): Remove.
13386 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
13387 (rewrite_stmt): Likewise.
13388 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
13389 (replace_locals_op): Replace SSA names.
13390 (copy_gimple_seq_and_replace_locals): Init src_cfun.
13391 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
13392 * cgraph.c (release_function_body): Free CFG annotations only
13393 when we have a CFG. Simplify.
13394 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
13395 force_gimple_operand instead of get_initialized_tmp_var.
13396 * tree-pass.h (make_pass_init_datastructures): Remove.
13397 * tree-ssa.c (execute_init_datastructures): Remove.
13398 (pass_data_init_datastructures): Likewise.
13399 (class pass_init_datastructures): Likewise.
13400 (make_pass_init_datastructures): Likewise.
13401 * omp-low.c (create_omp_child_function): Init SSA data structures.
13402 (grid_expand_target_grid_body): Likewise.
13403 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
13404 name before adding it to names_to_release.
13405 (remove_bb): Always release SSA defs.
13406 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
13407 before dereferencing it.
13408 * cgraphunit.c (init_lowered_empty_function): Always
13409 int SSA data structures.
13410 * tree-ssanames.c (release_defs): Remove assert that we are in
13412 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
13414 2016-05-03 Jakub Jelinek <jakub@redhat.com>
13415 Uros Bizjak <ubizjak@gmail.com>
13417 PR rtl-optimization/70467
13418 * config/i386/predicates.md (x86_64_hilo_int_operand,
13419 x86_64_hilo_general_operand): New predicates.
13420 * config/i386/constraints.md (Wd): New constraint.
13421 * config/i386/i386.md (mode attr di): Use Wd instead of e.
13422 (general_hilo_operand): New mode attr.
13423 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
13424 instead of <general_operand>.
13425 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
13426 x86_64_hilo_general_operand instead of <general_operand>.
13428 2016-05-03 Jakub Jelinek <jakub@redhat.com>
13430 PR tree-optimization/70916
13431 * tree-if-conv.c (constant_or_ssa_name): Removed.
13432 (fold_build_cond_expr): Use is_gimple_val instead of
13433 constant_or_ssa_name.
13435 PR tree-optimization/70916
13436 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
13437 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
13440 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
13441 (optimize_atomic_bit_test_and): New function.
13442 (pass_fold_builtins::execute): Use it.
13443 * optabs.def (atomic_bit_test_and_set_optab,
13444 atomic_bit_test_and_complement_optab,
13445 atomic_bit_test_and_reset_optab): New optabs.
13446 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
13447 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
13448 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
13449 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
13450 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
13451 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
13452 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
13453 * doc/md.texi (atomic_bit_test_and_set@var{mode},
13454 atomic_bit_test_and_complement@var{mode},
13455 atomic_bit_test_and_reset@var{mode}): Document.
13456 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
13457 atomic_bit_test_and_complement<mode>,
13458 atomic_bit_test_and_reset<mode>): New expanders.
13459 (atomic_bit_test_and_set<mode>_1,
13460 atomic_bit_test_and_complement<mode>_1,
13461 atomic_bit_test_and_reset<mode>_1): New insns.
13463 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
13465 PR rtl-optimization/70687
13466 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
13467 instead of unsigned HOST_WIDE_INT.
13469 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
13471 PR rtl-optimization/44281
13472 * hard-reg-set.h (struct target_hard_regs): New field
13473 x_fixed_nonglobal_reg_set.
13474 (fixed_nonglobal_reg_set): New macro.
13475 * reginfo.c (init_reg_sets_1): Initialize it.
13476 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
13478 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
13480 2016-05-03 Bin Cheng <bin.cheng@arm.com>
13482 PR tree-optimization/56541
13483 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
13484 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
13485 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
13486 (any_complicated_phi): new static variable.
13487 (aggressive_if_conv): delete.
13488 (if_convertible_phi_p): support phis with more than two arguments.
13489 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
13490 critical pred edges.
13491 (ifcvt_split_critical_edges): support phis with more than two
13492 arguments by checking new parameter. only split critical edges
13494 (tree_if_conversion): handle simd pragma marked loop using new
13495 local variable aggressive_if_conv. check any_complicated_phi.
13497 2016-05-03 Bin Cheng <bin.cheng@arm.com>
13499 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
13502 2016-05-03 Bin Cheng <bin.cheng@arm.com>
13504 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
13507 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
13509 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
13510 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
13511 define_insn_and_split.
13512 (mulsi3_i): New define_insn_and_split.
13513 (mulsi3_call): Convert to define_insn.
13514 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
13515 Remove constraints.
13517 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13519 * machmode.h (mode_complex): Add support to give the complex mode
13521 (GET_MODE_COMPLEX_MODE): Likewise.
13522 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
13523 stored by build_complex_type and gfc_build_complex_type instead of
13524 trying to figure out the appropriate mode based on the size. Raise
13525 an assertion error, if the type was not set.
13526 * genmodes.c (struct mode_data): Add field for the complex type of
13528 (blank_mode): Likewise.
13529 (make_complex_modes): Remember the complex mode created in the
13531 (emit_mode_complex): Write out the mode_complex array to map a
13532 type mode to the complex version.
13533 (emit_insn_modes_c): Likewise.
13534 * tree.c (build_complex_type): Set the complex type to use before
13535 calling layout_type.
13536 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
13537 support for __float128 complex datatypes.
13538 (rs6000_hard_regno_mode_ok): Likewise.
13539 (rs6000_setup_reg_addr_masks): Likewise.
13540 (rs6000_complex_function_value): Likewise.
13541 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
13542 __float128 and __ibm128 complex.
13543 (FLOAT128_IBM_P): Likewise.
13544 (ALTIVEC_ARG_MAX_RETURN): Likewise.
13545 * doc/extend.texi (Additional Floating Types): Document that
13546 -mfloat128 must be used to enable __float128. Document complex
13547 __float128 and __ibm128 support.
13549 2016-05-02 Jakub Jelinek <jakub@redhat.com>
13552 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
13553 char/short arguments promoted to int because of promote_prototypes.
13555 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
13557 * config/i386/predicates.md (register_ssemem_operand): New predicate.
13558 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
13559 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
13560 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
13561 alternatives using "enabled" attribute. Use register_ssemem_operand
13562 as operand 1 predicate.
13563 (*cmpi<unord>xf_i387): Split XFmode pattern from
13564 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
13565 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
13566 *absneg<mode>2_i387. Disable unsupported alternatives using
13567 "enabled" attribute.
13568 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
13570 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
13572 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
13574 (oacc_loop_process): Check mask for loop termination.
13576 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
13578 * cif-code.def (CIF_THUNK): Add.
13579 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
13582 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
13584 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
13585 (dump_inline_summary): Dump it.
13586 (fp_expression_p): New predicate.
13587 (estimate_function_body_sizes): Use it.
13588 (inline_merge_summary): Merge fp_expressions.
13589 (inline_read_section): Read fp_expressions.
13590 (inline_write_summary): Write fp_expressions.
13591 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
13592 codegen boundary if either caller or callee is !fp_expressions.
13593 * ipa-inline.h (inline_summary): Add fp_expressions.
13594 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
13595 to fp_expressions be sure the fp generation flags are updated.
13597 2016-05-02 Jakub Jelinek <jakub@redhat.com>
13599 PR rtl-optimization/70467
13600 * cse.c (cse_insn): Handle no-op MEM moves after folding.
13602 PR rtl-optimization/70467
13603 * ipa-pure-const.c (check_call): Handle internal calls even in
13604 ipa mode like in local mode.
13606 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
13608 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
13610 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
13612 * match.pd (X u< X, X u> X): New transformations.
13614 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
13616 * flag-types.h (enum warn_strict_overflow_code): Move ...
13617 * coretypes.h: ... here.
13618 * fold-const.h (fold_overflow_warning): Declare.
13619 * fold-const.c (fold_overflow_warning): Make non-static.
13620 (fold_comparison): Move the transformation of X +- C1 CMP C2
13621 into X CMP C2 -+ C1 ...
13622 * match.pd: ... here.
13623 * gimple-fold.c (fold_stmt_1): Protect with
13624 fold_defer_overflow_warnings.
13626 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
13628 * omp-low.c (struct oacc_loop): Add 'inner' field.
13629 (new_oacc_loop_raw): Initialize it to zero.
13630 (oacc_loop_fixed_partitions): Initialize it.
13631 (oacc_loop_auto_partitions): Partition outermost loop to outermost
13632 available partitioning.
13634 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
13636 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
13638 (umulsidi3): Likewise.
13639 (indirect_jump): Fix jump instruction assembly patterns.
13641 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
13644 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
13645 (nvptx_function_value): Assert non-NULL cfun.
13647 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
13649 PR rtl-optimization/70886
13650 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
13652 * cselib.h (rtx_equal_for_cselib_1): Declare.
13653 (rtx_equal_for_cselib_p: New inline function.
13654 * cselib.c (rtx_equal_for_cselib_p): Delete.
13655 (rtx_equal_for_cselib_1): Make public.
13657 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
13659 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
13660 (register_mixssei387nonimm_operand): Remove predicate.
13661 * config/i386/i386.md (*fop_<mode>_comm): Merge from
13662 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
13663 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
13664 for TARGET_MIX_SSE_I387 alternatives.
13665 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
13666 Disable unsupported alternatives using "enabled" attribute. Use
13667 nonimm_ssenomem_operand as operand 1 predicate. Also check
13668 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
13670 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
13672 * tree.c (cst_and_fits_in_hwi): Simplify.
13674 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
13676 * tree.h (wi::to_wide): New function.
13677 * expr.c (expand_expr_real_1): Use wi::to_wide.
13678 * fold-const.c (int_const_binop_1): Likewise.
13679 (extract_muldiv_1): Likewise.
13681 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
13683 * wide-int.h: Update offset_int and widest_int documentation.
13684 (WI_SIGNED_SHIFT_RESULT): New macro.
13685 (wi::binary_shift): Define signed_shift_result_type for
13686 shifts on offset_int- and widest_int-like types.
13687 (generic_wide_int): Support <<= and >>= if << and >> are supported.
13688 * tree.h (int_bit_position): Use shift operators instead of wi::
13690 * alias.c (adjust_offset_for_component_ref): Likewise.
13691 * expr.c (get_inner_reference): Likewise.
13692 * fold-const.c (fold_comparison): Likewise.
13693 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
13694 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
13695 * tree-dfa.c (get_ref_base_and_extent): Likewise.
13696 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
13697 (stmt_kills_ref_p): Likewise.
13698 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
13699 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
13700 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
13701 (ao_ref_init_from_vn_reference): Likewise.
13703 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
13705 * wide-int.h: Update offset_int and widest_int documentation.
13706 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
13707 (wi::binary_traits): Allow ordered comparisons between offset_int and
13708 offset_int, between widest_int and widest_int, and between either
13709 of these types and basic C types.
13710 (operator <, <=, >, >=): Define for the same combinations.
13711 * tree.h (tree_int_cst_lt): Use comparison operators instead
13712 of wi:: comparisons.
13713 (tree_int_cst_le): Likewise.
13714 * gimple-fold.c (fold_array_ctor_reference): Likewise.
13715 (fold_nonarray_ctor_reference): Likewise.
13716 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
13717 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
13718 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
13719 * tree-sra.c (completely_scalarize): Likewise.
13720 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
13721 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
13722 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
13723 (check_for_binary_op_overflow): Likewise.
13724 (search_for_addr_array): Likewise.
13725 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
13727 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
13729 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
13730 (arc_save_restore): Likewise.
13731 (arc_dwarf_register_span): Likewise.
13732 (arc_output_pic_addr_const): Initialize suffix variable.
13734 2016-05-02 Martin Liska <mliska@suse.cz>
13736 * symbol-summary.h (function_summary::function_summary):
13737 Remove checking assert for all cgraph nodes.
13738 (function_summary::get): Check summary_uid.
13739 (symtab_insertion): Check summary_uid.
13741 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
13743 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
13744 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
13745 bmaskn instruction.
13746 (arc_dwarf_register_span): Remove enum keyword.
13747 (compact_memory_operand_p): New function.
13748 * config/arc/arc.h (reg_class): Add code density register classes.
13749 (REG_CLASS_NAMES): Likewise.
13750 (REG_CLASS_CONTENTS): Likewise.
13751 * config/arc/arc.md (*movqi_insn): Add code density instructions.
13752 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
13753 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
13754 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
13755 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
13757 (h, Rcd, Rsd, Rzd): New register constraints.
13758 (T): Use compact_memory_operand_p function.
13759 * config/arc/predicates.md (compact_load_memory_operand): Remove.
13761 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
13763 * config/sh/sh.md (*negnegt, *movtt): Remove.
13765 2016-05-02 Marek Polacek <polacek@redhat.com>
13766 Tom de Vries <tom@codesourcery.com>
13768 PR tree-optimization/70700
13769 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
13770 bigger than FIRST_REF_NODE.
13772 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
13775 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
13777 (prepare_cbranch_operands): Don't use scratch register. Assume that
13778 function is used when pseudos can be created.
13779 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
13780 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
13781 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
13782 define_expand. Allow it only when pseudos can be created.
13783 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
13785 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
13787 * config/i386/constraints.md (BC): Only allow -1 operands.
13788 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
13789 Add "enabled" attribute. Update XI mode attribute calculation.
13790 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
13791 (*movoi_internal_avx): Update XI mode attribute calculation.
13792 (*movti_internal): Ditto.
13794 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
13796 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
13797 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
13799 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
13801 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
13802 statement on instruction code. Remove trailing spaces.
13803 (altivec_expand_stv_builtin): Likewise.
13805 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
13807 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
13808 (TARGET_FPU_DOUBLE): Simplify.
13809 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
13810 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
13811 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
13812 with 'TARGET_FPU_DOUBLE'.
13813 * config/sh/sh.md: Likewise.
13815 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
13817 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
13818 SH_DIV_STR_FOR_SIZE): Remove.
13819 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
13820 SH_DIV_STR_FOR_SIZE): Remove.
13822 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
13824 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
13825 logical_reg_operand): Delete.
13826 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
13827 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
13828 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
13829 match_operand and match_test.
13830 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
13831 variables on their first use. Return bool values.
13832 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
13833 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
13834 arith_reg_operand for input operand. Remove empty constraints.
13836 (*xorsi3_compact): Rename to xorsi3.
13837 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
13838 (*zero_extend<mode>si2_disp_mem): Update comment.
13841 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
13843 * config/sh/t-sh: Remove SH5 support.
13844 * config.gcc: Likewise.
13845 * configure: Likewise.
13847 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13849 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
13851 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
13853 * config/sh/sh.c (register_sh_passes, sh_option_override,
13854 sh_print_operand, prepare_move_operands,
13855 sh_can_follow_jump): Remove TARGET_SH1 checks.
13856 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
13857 PROMOTE_MODE): Likewise.
13858 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
13861 2016-04-30 Alan Modra <amodra@gmail.com>
13863 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
13864 restoring when fixed_reg_p, but allow out-of-line or stmw save.
13865 Check for user regs later to avoid unnecessary looping over regs.
13866 Merge user reg check with non-saved reg check. Don't force
13867 inline VR restore when static chain used.
13868 (rs6000_frame_related): Omit eh_frame info for user regs when
13870 (fixed_regs_p): Delete.
13872 2016-04-30 Alan Modra <amodra@gmail.com>
13874 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
13875 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
13878 2016-04-30 Alan Modra <amodra@gmail.com>
13881 * config/rs6000/rs6000.c (fixed_reg_p): New function.
13882 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
13885 2016-04-30 Alan Modra <amodra@gmail.com>
13887 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13888 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
13889 flag_pic test for Darwin.
13891 2016-04-30 Alan Modra <amodra@gmail.com>
13893 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
13894 throw_calls_crossed.
13895 (REG_FREQ_CALLS_CROSSED): Delete.
13896 (REG_N_THROWING_CALLS_CROSSED): Delete.
13897 * regstat.c (regstat_bb_compute_ri): Don't calculate
13898 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
13899 (dump_reg_info): Don't print call cross frequency.
13900 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
13901 and REG_N_THROWING_CALLS_CROSSED.
13903 2016-04-30 Alan Modra <amodra@gmail.com>
13905 * regs.h (struct reg_info_t): Delete live_length.
13906 (REG_LIVE_LENGTH): Delete macro.
13907 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
13908 local_live, local_processed and local_live_last_luid params.
13909 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
13911 (regstat_compute_ri): Adjust for above. Don't set
13913 (dump_reg_info): Don't print live length.
13914 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
13915 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
13916 Localize loop_depth var.
13918 2016-04-30 Alan Modra <amodra@gmail.com>
13920 * ira.c (enum valid_equiv): New.
13921 (validate_equiv_mem): Return enum.
13922 (update_equiv_mem): Create replacement in more cases.
13923 (add_store_equivs): Update validate_equiv_mem call.
13925 2016-04-30 Alan Modra <amodra@gmail.com>
13927 * ira.c (combine_and_move_insns): Rather than scanning insns,
13928 use DF infrastucture to find use and def insns.
13930 2016-04-30 Alan Modra <amodra@gmail.com>
13932 ira.c (combine_and_move_insns): Move invariant conditions..
13933 (ira.c): ..to here. Call combine_and_move_insns before
13934 add_store_equivs. Call grow_reg_equivs later. Allocate
13935 req_equiv later using max_reg_num() rather than global max_regno.
13936 (contains_replace_regs): Delete.
13937 (add_store_equivs): Remove contains_replace_regs test.
13939 2016-04-30 Alan Modra <amodra@gmail.com>
13941 * ira.c (struct equiv_mem_data): New.
13942 (equiv_mem, equiv_mem_modified): Delete static vars.
13943 (validate_equiv_mem_from_store): Use "data" param to communicate..
13944 (validate_equiv_mem): ..from here.
13946 2016-04-30 Alan Modra <amodra@gmail.com>
13948 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
13950 (update_reg_equivs): ..here. Move allocation and freeing of
13951 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
13952 end_alias_analysis to..
13955 2016-04-30 Alan Modra <amodra@gmail.com>
13957 * ira.c (pdx_subregs): Delete.
13958 (struct equivalence): Add pdx_subregs field.
13959 (set_paradoxical_subreg): Remove pdx_subregs param. Update
13960 pdx_subregs access.
13961 (update_equiv_regs): Don't create or free pdx_subregs. Update
13962 pdx_subregs access.
13964 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13966 * config/rs6000/altivec.h: Change definitions of vec_xl and
13968 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
13969 (LD_ELEMREV_V2DI): New.
13970 (LD_ELEMREV_V4SF): New.
13971 (LD_ELEMREV_V4SI): New.
13972 (LD_ELEMREV_V8HI): New.
13973 (LD_ELEMREV_V16QI): New.
13974 (ST_ELEMREV_V2DF): New.
13975 (ST_ELEMREV_V2DI): New.
13976 (ST_ELEMREV_V4SF): New.
13977 (ST_ELEMREV_V4SI): New.
13978 (ST_ELEMREV_V8HI): New.
13979 (ST_ELEMREV_V16QI): New.
13982 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13983 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
13984 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
13985 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
13986 (altivec_expand_builtin): Add handling for
13987 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
13988 (rs6000_invalid_builtin): Add error-checking for
13989 RS6000_BTM_P9_VECTOR.
13990 (altivec_init_builtins): Define builtins used to implement vec_xl
13992 (rs6000_builtin_mask_names): Define power9-vector.
13993 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
13994 (RS6000_BTM_P9_VECTOR): Define.
13995 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
13996 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
13997 (vsx_ld_elemrev_v2df): Likewise.
13998 (vsx_ld_elemrev_v4sf): Likewise.
13999 (vsx_ld_elemrev_v4si): Likewise.
14000 (vsx_ld_elemrev_v8hi): Likewise.
14001 (vsx_ld_elemrev_v16qi): Likewise.
14002 (vsx_st_elemrev_v2df): Likewise.
14003 (vsx_st_elemrev_v2di): Likewise.
14004 (vsx_st_elemrev_v4sf): Likewise.
14005 (vsx_st_elemrev_v4si): Likewise.
14006 (vsx_st_elemrev_v8hi): Likewise.
14007 (vsx_st_elemrev_v16qi): Likewise.
14008 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
14011 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
14013 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
14015 (simplify_control_stmt_condition_1): ... here. Recurse into
14016 BIT_AND_EXPRs and BIT_IOR_EXPRs.
14018 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
14021 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
14022 (zero_extendqi<mode>2_dot): Revert earlier conversion from
14023 define_insn_and_split to define_insn.
14024 (zero_extendqi<mode>2_dot2): Same.
14025 (extendqi<mode>2_dot): Same.
14026 (extendqi<mode>2_dot2): Same.
14028 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
14030 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
14031 (probe_stack): New expander.
14032 (probe_stack_<mode>): New insn pattern.
14034 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
14036 * config/i386/i386.md
14037 (operations with memory inputs setting flags peephole2):
14038 Remove uneeded REG_P checks. Cleanup pattern generation.
14040 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
14042 * tree-vect-loop.c (vect_transform_loop): Fix
14043 nb_iterations_upper_bound computation for vectorized loop.
14045 2016-04-29 Marek Polacek <polacek@redhat.com>
14046 Jakub Jelinek <jakub@redhat.com>
14049 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
14050 TARGET_EXPR_SLOT as a base.
14052 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
14054 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
14055 with 'rCm2' constraints to limit possible immediate size.
14056 (*load_zeroextendqisi_update): Likewise.
14057 (*load_signextendqisi_update): Likewise.
14058 (*loadhi_update): Likewise.
14059 (*load_zeroextendhisi_update): Likewise.
14060 (*load_signextendhisi_update): Likewise.
14061 (*loadsi_update): Likewise.
14062 (*loadsf_update): Likewise.
14064 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
14066 * config/i386/predicates.md (constm1_operand): Fix comparison.
14068 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
14070 * testsuite/gcc.target/arc/ieee_eq.c: New test.
14072 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
14074 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
14075 remaining SH5 related settings.
14076 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
14077 shmedia_prepare_call_address): Delete.
14078 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
14079 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
14080 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
14081 UNSUPPORTED_SH2A): Remove m5 checks.
14082 (sh_divide_strategy_e): Remove SH5 division strategies.
14083 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
14084 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
14086 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14088 * config/s390/s390.c (s390_rtx_costs): Update documentation.
14090 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14092 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
14093 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
14094 Change lder to ldr.
14095 * config/s390/vector.md ("mov<mode>"): Likewise.
14097 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
14099 * config/s390/constraints.md ("U", "W"): Invoke
14100 s390_mem_constraint with "ZR" and "ZT".
14101 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
14102 addresses when using LRA. Accept also short displacements for S
14103 and T constraints. Do not check for long displacement target for
14104 S and T constraints.
14105 (s390_mem_constraint): Remove handling of U and W constraints.
14106 * config/s390/s390.md (various patterns): Remove the short
14107 displacement constraints (Q and R) if a long displacement
14108 constraint is present. Add longdisp as required CPU capability.
14109 * config/s390/vector.md: Likewise.
14110 * config/s390/vx-builtins.md: Likewise.
14112 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14115 * reload1.c (reload): Call finish_spills before
14116 restarting reload loop. Skip select_reload_regs
14117 if update_eliminables_and_spill returns true.
14119 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
14121 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
14122 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
14123 (umulhisi3_imm): Update predicates and constraint letters.
14124 (umulhisi3_reg): Declare instruction as commutative.
14125 * config/arc/constraints.md (J12, J16): New constraints.
14126 * config/arc/predicates.md (short_unsigned_const_operand): New
14128 (arc_short_operand): Likewise.
14129 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
14131 2016-04-29 Richard Biener <rguenther@suse.de>
14133 PR tree-optimization/13962
14134 PR tree-optimization/65686
14135 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
14136 * tree-ssa-alias.c (ptrs_compare_unequal): New function
14137 using PTA to compare pointers.
14138 * match.pd: Add pattern for pointer equality compare simplification
14139 using ptrs_compare_unequal.
14141 2016-04-29 Richard Biener <rguenther@suse.de>
14143 * stor-layout.c (layout_type): Do not build a pointer-to-element
14146 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
14148 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
14149 Use SWI mode iterator. Use general_reg_operand predicate.
14150 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
14151 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
14154 2016-04-29 Jakub Jelinek <jakub@redhat.com>
14156 PR middle-end/70843
14157 * fold-const.c (operand_equal_p): Don't verify hash value equality
14159 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
14162 2016-04-28 Jakub Jelinek <jakub@redhat.com>
14165 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
14166 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
14167 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
14168 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
14169 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
14171 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
14173 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
14174 to info. Don't initialize separate fields to 0. Clean up
14177 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
14179 * config/i386/i386.md (peephole2s for operations with memory inputs):
14180 Use SWI mode iterator.
14181 (peephole2s for operations with memory outputs): Ditto.
14182 Do not check for stack checking probe.
14184 (probe_stack): Remove expander.
14186 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
14187 Andrew Burgess <andrew.burgess@embecosm.com>
14189 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
14190 operands as 32-bits.
14192 2016-04-28 Jason Merrill <jason@redhat.com>
14194 * gdbinit.in: Skip line-map.h.
14196 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
14197 Andrew Burgess <andrew.burgess@embecosm.com>
14199 * config/arc/arc.c (arc_conditional_register_usage): Take
14200 TARGET_RRQ_CLASS into account.
14201 (arc_print_operand): Support printing 'p' and 's' operands.
14202 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
14204 (TARGET_RRQ_CLASS): Define.
14205 (IS_POWEROF2_OR_0_P): Define.
14206 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
14208 (*tst_movb): New define_insn.
14209 (*tst): Avoid recognition if it could prevent '*tst_movb'
14210 combination; replace c/CnL with c/Chs alternative.
14211 (*tst_bitfield_tst): New define_insn.
14212 (*tst_bitfield_asr): New define_insn.
14213 (*tst_bitfield): New define_insn.
14214 (andsi3_i): Add Rrq variant.
14215 (extzv): New define_expand.
14216 (insv): New define_expand.
14217 (*insv_i): New define_insn.
14218 (*movb): New define_insn.
14219 (*movb_signed): New define_insn.
14220 (*movb_high): New define_insn.
14221 (*movb_high_signed): New define_insn.
14222 (*movb_high_signed + 1): New define_split pattern.
14223 (*mrgb): New define_insn.
14224 (*mrgb + 1): New define_peephole2 pattern.
14225 (*mrgb + 2): New define_peephole2 pattern.
14226 * config/arc/arc.opt (mbitops): New option for nps400, uses
14227 TARGET_NPS_BITOPS_DEFAULT.
14228 * config/arc/constraints.md (q): Make register class conditional.
14229 (Rrq): New register constraint.
14230 (Chs): New constraint.
14231 (Clo): New constraint.
14232 (Chi): New constraint.
14233 (Cbf): New constraint.
14234 (Cbn): New constraint.
14235 (C18): New constraint.
14236 (Cbi): New constraint.
14238 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
14240 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
14242 (bitmap_intersection_of_preds): Ditto.
14243 (bitmap_union_of_succs): Ditto.
14244 (bitmap_union_of_preds): Ditto.
14245 * sbitmap.c (do_popcount): Delete.
14246 (BITMAP_DEBUGGING): Delete.
14247 (sbitmap_verify_popcount): Delete.
14248 (sbitmap_alloc): Don't initialize the popcount field.
14249 (sbitmap_alloc_with_popcount): Delete.
14250 (sbitmap_resize): Don't resize the popcount array.
14251 (sbitmap_vector_alloc): Don't initialize the popcount field.
14252 (bitmap_copy): Don't copy the popcount array.
14253 (bitmap_clear): Don't clear the popcount array.
14254 (bitmap_clear): Delete the popcount array handling.
14255 (bitmap_ior_and_compl): Delete the popcount assert.
14256 (bitmap_not): Ditto.
14257 (bitmap_and_compl): Ditto.
14258 (bitmap_and): Delete the popcount array handling.
14259 (bitmap_xor): Ditto.
14260 (bitmap_ior): Ditto.
14261 (bitmap_or_and): Delete the popcount assert.
14262 (bitmap_and_or): Ditto.
14263 (popcount_table): Delete.
14264 (sbitmap_elt_popcount): Delete.
14265 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
14266 (bitmap_set_bit): Delete the popcount assert.
14267 (bitmap_clear_bit): Ditto.
14268 (sbitmap_free): Don't free the popcount array.
14269 (sbitmap_alloc_with_popcount): Delete declaration.
14270 (sbitmap_popcount): Ditto.
14272 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
14273 Andrew Burgess <andrew.burgess@embecosm.com>
14275 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
14276 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
14277 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
14278 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
14279 * config/arc/arc.opt (mcmem): New option.
14280 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
14281 supply length for r/m alternative.
14282 (*extendqisi2_ac): Likewise.
14283 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
14285 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
14286 (movhi_insn): Likewise.
14287 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
14288 (*zero_extendqihi2_i): Add r/Ucm alternative.
14289 (*zero_extendqisi2_ac): Likewise.
14290 (*zero_extendhisi2_i): Likewise.
14291 * config/arc/constraints.md (Uex): New memory constraint.
14292 (Ucm): New define_constraint.
14293 * config/arc/predicates.md (long_immediate_loadstore_operand):
14294 Return 0 for MEM with cmem_address address.
14295 (cmem_address_0): New predicates.
14296 (cmem_address_1): Likewise.
14297 (cmem_address_2): Likewise.
14298 (cmem_address): Likewise.
14300 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
14302 * config/rs6000/rs6000.c (machine_function): Rename
14303 insn_chain_scanned_p to spe_insn_chain_scanned_p.
14304 (rs6000_stack_info): Adjust.
14306 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
14307 Andrew Burgess <andrew.burgess@embecosm.com>
14309 * config/arc/constraints.md (Usd): Convert to define_constraint.
14313 2016-04-28 Jakub Jelinek <jakub@redhat.com>
14316 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
14317 Add new peephole2 where the first insn is *mov<mode>_or instead of
14318 *mov<mode>_internal.
14320 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
14322 * tracer.c (bb_seen): Make static.
14324 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
14326 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
14327 support, setup defaults.
14328 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
14329 * config/arc/arc.c (arc_init): Add NPS400 support.
14330 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
14331 (TARGET_ARC700): NPS400 is also an ARC700.
14332 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
14334 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
14337 * config/nds32/nds32.md (casesi): Don't access the operands array
14340 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
14342 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
14343 (or $-1,reg peephole2): Ditto.
14344 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
14346 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
14348 * doc/extend.texi (Common Function Attributes) [optimize]:
14349 Discourage use of the optimize attribute.
14351 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
14353 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
14354 special case builtin.
14355 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
14356 ALTIVEC_BUILTIN_VEC_ADDE.
14357 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
14358 support for ALTIVEC_BUILTIN_VEC_ADDE.
14359 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
14360 for __builtin_vec_adde.
14362 2016-04-28 Jakub Jelinek <jakub@redhat.com>
14364 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
14365 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
14367 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14370 * doc/sourcebuild.texi (Effective-Target Keywords, Other
14371 attributes): Document cilkplus_runtime.
14373 2016-04-28 Martin Jambor <mjambor@suse.cz>
14375 * tree-cfg.c (verify_expr): Verify that local declarations belong to
14376 this function. Call verify_expr on MEM_REFs and bases of other
14377 handled_components.
14379 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14381 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
14382 for WORD_REGISTER_OPERATIONS to runtime check.
14384 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
14386 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
14388 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
14390 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
14391 big-endian compilation.
14392 * config/arc/arc.md (addf3): Likewise.
14393 (subdf3): Likewise.
14394 (muldf3): Likewise.
14396 2016-04-28 Richard Biener <rguenther@suse.de>
14398 PR tree-optimization/70840
14399 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
14400 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
14401 Mark x * pow(x,c) -> pow(x,c+1) commutative.
14402 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
14404 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14406 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
14407 and explain why in a comment.
14409 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
14411 * config/arc/arc.md (cpu_facility): Add fpx variant.
14412 (subdf3): Prohibit use reverse sub when assist operations option
14414 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
14415 instructions only when FPX is enabled.
14416 * testsuite/gcc.target/arc/trsub.c: New test.
14418 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
14420 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
14421 mult_operator when calculating "type" attribute.
14422 (*fop_<mode>_1_i387): Ditto.
14423 (*fop_xf_1_i387): Ditto.
14424 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
14425 Use std::swap to swap operands. Use RTL expressions to generate
14428 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
14429 Joern Rennecke <joern.rennecke@embecosm.com>
14431 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
14433 (emit_pic_move): Remove.
14434 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
14435 * config/arc/arc.c (emit_pic_move): Removed.
14436 (TARGET_HAVE_TLS): Define.
14437 (arc_conditional_register_usage): Test for arc_tp_regno.
14438 (arc_print_operand, arc_print_operand_address): Handle TLS
14440 (arc_needs_pcl_p): New function.
14441 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
14442 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
14443 (arc_raw_symbolic_reference_mentioned_p): Likewise.
14444 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
14445 (arc_legitimize_tls_address): Likewise.
14446 (DTPOFF_ZERO_SYM): Define.
14447 (arc_legitimize_pic_address): Make it static, handle TLS cases.
14448 (arc_output_pic_addr_const): Print TLS unspecs.
14449 (prepare_pic_move): New function, replaces emit_pic_move.
14450 (arc_legitimate_constant_p): Handle TLS unspecs.
14451 (arc_legitimate_address_p): Likewise.
14452 (arc_rewrite_small_data_p): Use assert for TLS constants.
14453 (prepare_move_operands): Use prepare_pic_move.
14454 (arc_legitimize_address): Legitimize tls addresses.
14455 (arc_epilogue_uses): Check for arc_tp_regno.
14456 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
14457 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
14459 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
14461 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
14462 %(arc_tls_extra_start_spec).
14463 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
14464 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
14466 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
14467 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
14468 (UNSPEC_TLS_OFF): Add.
14470 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
14471 (get_thread_pointersi): New patterns.
14472 * config/arc/arc.opt (mtp-regno): New option.
14473 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
14474 (move_dest_operand): Likewise.
14475 * configure: Regenerate.
14476 * configure.ac: Add arc*-*-* case to test for tls.
14477 * doc/invoke.texi (ARC options): Document mtp-regno.
14479 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
14481 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
14482 the new ARC HS SIMD instructions.
14483 (arc_preferred_simd_mode): New function.
14484 (arc_autovectorize_vector_sizes): Likewise.
14485 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
14486 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
14487 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
14488 (arc_init_builtins): Add new SIMD builtin types.
14489 (arc_split_move): Handle 64 bit vector moves.
14490 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
14491 (TARGET_PLUS_QMACW): Define.
14492 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
14493 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
14494 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
14495 (VSUBADD4H): New builtins.
14496 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
14497 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
14499 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
14500 Matthias Klose <doko@debian.org>
14502 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
14504 2016-04-28 Richard Biener <rguenther@suse.de>
14506 PR middle-end/70777
14507 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
14510 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
14512 * common/config/sh/sh-common.c: Remove SH5 support.
14513 * config/sh/constraints.md: Likewise.
14514 * config/sh/config/sh/elf.h: Likewise.
14515 * config/sh/linux.h: Likewise.
14516 * config/sh/netbsd-elf.h: Likewise.
14517 * config/sh/predicates.md: Likewise.
14518 * config/sh/sh-c.c: Likewise.
14519 * config/sh/sh-protos.h: Likewise.
14520 * config/sh/sh.c: Likewise.
14521 * config/sh/sh.h: Likewise.
14522 * config/sh/sh.md: Likewise.
14523 * config/sh/sh.opt: Likewise.
14524 * config/sh/sync.md: Likewise.
14525 * config/sh/sh64.h: Delete.
14526 * config/sh/shmedia.h: Likewise.
14527 * config/sh/shmedia.md: Likewise.
14528 * config/sh/sshmedia.h: Likewise.
14529 * config/sh/t-netbsd-sh5-64: Likewise.
14530 * config/sh/t-sh64: Likewise.
14531 * config/sh/ushmedia.h: Likewise.
14533 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
14535 * config/i386/i386.md (sign_extend to memory peephole2s): Use
14536 general_reg_operand instead of register_operand predicate.
14538 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14540 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
14542 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
14544 * match.pd (A - B > A, A + B < A): New transformations.
14546 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
14548 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
14549 which defaults to true. Emit an outer pair of parentheses only if
14550 EMIT_PARENS. When continuing a chain of && or || (or & or |),
14551 don't emit parentheses for the right-hand operand.
14553 2016-04-27 Jeff Law <law@redhat.com>
14555 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
14557 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14559 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
14560 (altivec_lvx_<mode>_internal): Document.
14561 (altivec_lvx_<mode>_2op): New define_insn.
14562 (altivec_lvx_<mode>_1op): Likewise.
14563 (altivec_lvx_<mode>_2op_si): Likewise.
14564 (altivec_lvx_<mode>_1op_si): Likewise.
14565 (altivec_stvx_<mode>): Remove.
14566 (altivec_stvx_<mode>_internal): Document.
14567 (altivec_stvx_<mode>_2op): New define_insn.
14568 (altivec_stvx_<mode>_1op): Likewise.
14569 (altivec_stvx_<mode>_2op_si): Likewise.
14570 (altivec_stvx_<mode>_1op_si): Likewise.
14571 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14572 Expand vec_ld and vec_st during parsing.
14573 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
14575 (altivec_expand_stvx_be): Likewise.
14576 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
14577 address-masking behavior in RTL.
14578 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
14579 address-masking behavior in RTL.
14580 (altivec_expand_builtin): Change builtin code arguments for calls
14581 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
14582 (insn_is_swappable_p): Avoid incorrect swap optimization in the
14583 presence of lvx/stvx patterns.
14584 (alignment_with_canonical_addr): New function.
14585 (alignment_mask): Likewise.
14586 (find_alignment_op): Likewise.
14587 (recombine_lvx_pattern): Likewise.
14588 (recombine_stvx_pattern): Likewise.
14589 (recombine_lvx_stvx_patterns): Likewise.
14590 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
14591 stvx patterns from expand.
14592 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
14594 (vector_altivec_store_<mode>): Likewise.
14596 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
14598 * config/aarch64/aarch64.md
14599 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
14600 remove the "fp" attributes.
14601 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
14602 add the "simd" attributes.
14603 (*movdf_aarch64): Likewise.
14604 (*movtf_aarch64): Remove the "fp" attributes.
14605 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
14606 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
14608 2016-04-27 David Malcolm <dmalcolm@redhat.com>
14610 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
14611 rtx to rtx_code_label *.
14612 * rtl.h (maybe_set_first_label_num): Likewise.
14614 2016-04-27 David Malcolm <dmalcolm@redhat.com>
14616 * df-core.c (df_add_problem): Make the problem param be const.
14617 (df_remove_problem): Make local "problem" be const.
14618 * df-problems.c (problem_RD): Make const.
14619 (problem_LR): Likewise.
14620 (problem_LIVE): Likewise.
14621 (problem_MIR): Likewise.
14622 (problem_CHAIN): Likewise.
14623 (problem_WORD_LR): Likewise.
14624 (problem_NOTE): Likewise.
14625 (problem_MD): Likewise.
14626 * df-scan.c (problem_SCAN): Likewise.
14627 * df.h (struct df_problem): Make field "dependent_problem" be
14629 (struct dataflow): Likewise for field "problem".
14630 (df_add_problem): Make param const.
14632 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
14634 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
14635 inter-unit moves to/from vector registers are enabled. Do not disable
14638 2016-04-27 David Malcolm <dmalcolm@redhat.com>
14640 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
14641 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
14643 (enum df_problem_id): ...this new enum.
14644 (struct df_problem): Convert field "id" from "int" to
14645 enum df_problem_id.
14647 2016-04-27 David Malcolm <dmalcolm@redhat.com>
14649 * rtl.def: Update comment for "things in the instruction chain" to
14650 reflect the removal of the leading "i" field for INSN_UID in
14651 r210360. Fix bogus apostrophe.
14653 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
14655 * config/i386/i386.md
14656 (lea arith with mem operand + setcc peephole2): Set operator mode.
14658 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
14661 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
14662 (dimode_scalar_to_vector_candidate_p): This.
14663 (timode_scalar_to_vector_candidate_p): New function.
14664 (scalar_to_vector_candidate_p): Likewise.
14665 (timode_check_non_convertible_regs): Likewise.
14666 (timode_remove_non_convertible_regs): Likewise.
14667 (remove_non_convertible_regs): Likewise.
14668 (remove_non_convertible_regs): Renamed to ...
14669 (dimode_remove_non_convertible_regs): This.
14670 (scalar_chain::~scalar_chain): Make it virtual.
14671 (scalar_chain::compute_convert_gain): Make it pure virtual.
14672 (scalar_chain::mark_dual_mode_def): Likewise.
14673 (scalar_chain::convert_insn): Likewise.
14674 (scalar_chain::convert_registers): Likewise.
14675 (scalar_chain::add_to_queue): Make it protected.
14676 (scalar_chain::emit_conversion_insns): Likewise.
14677 (scalar_chain::replace_with_subreg): Likewise.
14678 (scalar_chain::replace_with_subreg_in_insn): Likewise.
14679 (scalar_chain::convert_op): Likewise.
14680 (scalar_chain::convert_reg): Likewise.
14681 (scalar_chain::make_vector_copies): Likewise.
14682 (scalar_chain::convert_registers): New pure virtual function.
14683 (class dimode_scalar_chain): New class.
14684 (class timode_scalar_chain): Likewise.
14685 (scalar_chain::mark_dual_mode_def): Renamed to ...
14686 (dimode_scalar_chain::mark_dual_mode_def): This.
14687 (timode_scalar_chain::mark_dual_mode_def): New function.
14688 (timode_scalar_chain::convert_insn): Likewise.
14689 (dimode_scalar_chain::convert_registers): Likewise.
14690 (scalar_chain::compute_convert_gain): Renamed to ...
14691 (dimode_scalar_chain::compute_convert_gain): This.
14692 (scalar_chain::replace_with_subreg): Renamed to ...
14693 (dimode_scalar_chain::replace_with_subreg): This.
14694 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
14695 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
14696 (scalar_chain::make_vector_copies): Renamed to ...
14697 (dimode_scalar_chain::make_vector_copies): This.
14698 (scalar_chain::convert_reg): Renamed to ...
14699 (dimode_scalar_chain::convert_reg ): This.
14700 (scalar_chain::convert_op): Renamed to ...
14701 (dimode_scalar_chain::convert_op): This.
14702 (scalar_chain::convert_insn): Renamed to ...
14703 (dimode_scalar_chain::convert_insn): This.
14704 (scalar_chain::convert): Call convert_registers.
14705 (convert_scalars_to_vector): Change to scalar_chain pointer to
14706 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
14707 in 32-bit mode. Delete scalar_chain pointer. Call
14708 free_dominance_info in 64-bit mode.
14709 (pass_stv::gate): Remove TARGET_64BIT check.
14710 (ix86_option_override): Put the 64-bit STV pass before the CSE
14713 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
14715 * dwarf2out.h (struct dw_loc_descr_node): Remove the
14716 dw_loc_frame_offset field.
14717 * dwarf2out.c (new_loc_descr): Likewise.
14718 (resolve_args_picking_1): Turn the VISITED hash set into a
14719 FRAME_OFFSET hash map. Use it to associate a frame offset to
14720 visited nodes. Remove uses of the CHECKING_P macro.
14721 (resolve_args_picking): Update call to resolve_args_picking_1.
14723 2016-04-27 Martin Liska <mliska@suse.cz>
14725 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
14726 (free_loop_data): Release vuses of groups.
14728 2016-04-27 Bin Cheng <bin.cheng@arm.com>
14730 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
14731 instead of redundant use_id and boolean have_use_for.
14732 (struct iv_use): Change sub_id into group_id. Remove field next.
14733 Move fields: related_cands, n_map_members, cost_map and selected
14735 (struct iv_group): ... here. New structure.
14736 (struct iv_common_cand): Use structure declaration directly.
14737 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
14738 (MAX_CONSIDERED_USES): Rename macro to ...
14739 (MAX_CONSIDERED_GROUPS): ... here.
14740 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
14741 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
14742 (dump_uses): Rename to ...
14743 (dump_groups): ... here. Update all uses.
14744 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
14745 (find_induction_variables): Refactor format of dump information.
14746 (record_sub_use): Delete.
14747 (record_use): Update all uses.
14748 (record_group): New function.
14749 (record_group_use, find_interesting_uses_op): Call above functions.
14751 (find_interesting_uses_cond): Ditto.
14752 (group_compare_offset): New function.
14753 (split_all_small_groups): Rename to ...
14754 (split_small_address_groups_p): ... here. Update all uses.
14755 (split_address_groups): Update all uses.
14756 (find_interesting_uses): Refactor format of dump information.
14757 (add_candidate_1): Update all uses. Remove redundant check on iv,
14759 (add_candidate, record_common_cand): Remove redundant assert.
14760 (add_iv_candidate_for_biv): Update use.
14761 (add_iv_candidate_derived_from_uses): Update all uses.
14762 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
14763 (alloc_use_cost_map): Ditto.
14764 (set_use_iv_cost, get_use_iv_cost): Rename to ...
14765 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
14766 (determine_use_iv_cost_generic): Ditto.
14767 (determine_group_iv_cost_generic): Ditto.
14768 (determine_use_iv_cost_address): Ditto.
14769 (determine_group_iv_cost_address): Ditto.
14770 (determine_use_iv_cost_condition): Ditto.
14771 (determine_group_iv_cost_cond): Ditto.
14772 (determine_use_iv_cost): Ditto.
14773 (determine_group_iv_cost): Ditto.
14774 (set_autoinc_for_original_candidates): Update all uses.
14775 (find_iv_candidates): Update all uses. Refactor dump information.
14776 (determine_use_iv_costs): Ditto.
14777 (determine_iv_costs): Ditto.
14778 (iv_ca_cand_for_use): Rename to ...
14779 (iv_ca_cand_for_group): ... here. Update all uses.
14780 (iv_ca_add_use, iv_ca_add_group): Ditto.
14781 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
14782 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
14783 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
14784 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
14785 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
14786 (create_new_iv, adjust_iv_update_pos): Ditto.
14787 (rewrite_use_address): Delete.
14788 (rewrite_use_address_1): Rename to ...
14789 (rewrite_use_address): ... here.
14790 (rewrite_use_compare): Update all uses.
14791 (rewrite_use): Delete.
14792 (rewrite_uses): Rename to ...
14793 (rewrite_groups): ... here. Update all uses.
14794 (remove_unused_ivs, free_loop_data): Update all uses.
14795 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
14797 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14799 * rtlanal.c (nonzero_bits1): Convert preprocessor check
14800 for WORD_REGISTER_OPERATIONS to runtime check.
14802 2016-04-27 Richard Biener <rguenther@suse.de>
14805 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
14806 aggregate_value_p to determine if a function result is
14807 returned by reference.
14808 (ipa_pta_execute): Functions having their address taken are
14809 not automatically nonlocal.
14811 2016-04-27 Jakub Jelinek <jakub@redhat.com>
14814 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
14815 * fold-const.c (operand_equal_p): If flag_checking and
14816 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
14817 and if it returns non-zero, assert iterative_hash_expr on both
14820 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
14822 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
14824 2016-04-27 Nick Clifton <nickc@redhat.com>
14826 PR middle-end/49889
14827 * varasm.c (merge_weak): Generate an error if an attempt is made
14828 to convert a non-weak static function into a weak, public function.
14830 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14832 * params.def (MAX_PARTITION_SIZE): New param.
14833 * doc/invoke.texi: Document lto-max-partition.
14835 2016-04-27 Richard Biener <rguenther@suse.de>
14838 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
14839 function cummulating used_from_other_partition, externally_visible
14840 and force_output from aliases.
14841 (refered_from_nonlocal_var): Likewise.
14842 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
14843 node flags properly.
14845 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
14847 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
14848 (-Wmemset-elt-size): New item.
14850 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
14853 * stor-layout.h (internal_reference_types): Delete.
14854 * stor-layout.c (reference_types_internal): Likewise.
14855 (internal_reference_types): Likewise.
14856 (layout_type) <REFERENCE_TYPE>: Adjust.
14858 2016-04-27 Jakub Jelinek <jakub@redhat.com>
14861 * tree.h (inchash::add_expr): Add FLAGS argument.
14862 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
14863 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
14864 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
14865 Formatting fix. Adjust recursive calls. For tcc_comparison,
14866 if swap_tree_comparison (code) is smaller than code, hash that
14867 and arguments in the other order. Hash CONVERT_EXPR the same
14868 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
14869 of ADDR_EXPR of decl as the decl itself. Add or remove
14870 OEP_ADDRESS_OF from recursive flags as needed. For
14871 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
14872 operands commutatively and only the third one normally.
14873 For internal CALL_EXPR hash in CALL_EXPR_IFN.
14875 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
14877 * config/rtems.h (LIB_SPEC): Add -latomic.
14879 2016-04-27 Joel Sherrill <joel@rtems.org>
14881 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
14882 xilink.ld and flags not relevant to RTEMS.
14884 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
14886 * toplev.c (backend_init_target): Avoid calling init_reload when using
14889 2016-04-26 Jakub Jelinek <jakub@redhat.com>
14891 * reorg.c (try_merge_delay_insns): Declare i and j inside the
14892 for loops rather than one for the whole function.
14894 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
14896 * match.pd (X + CST CMP X): New transformation.
14898 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
14900 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
14901 * fold-const.c (fold_binary_loc): Remove 2 transformations
14902 superseded by match.pd.
14903 * match.pd (x+x -> x*2): Generalize to integers.
14905 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
14907 * config/i386/i386.md (operation on memory peephole): Duplicate an
14908 existing peephole and adapt it to match lea rather than an operation
14911 PR rtl-optimization/57193
14912 * opts.c (default_options_table): Add OPT_frename_registers at -O2
14914 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
14916 2016-04-26 Bin Cheng <bin.cheng@arm.com>
14918 * tree-if-conv.c (any_pred_load_store): New static variable.
14919 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
14920 any_pred_load_store instead of and_mask_load_store.
14921 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
14922 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
14923 (combine_blocks, tree_if_conversion): Ditto.
14925 2016-04-26 Bin Cheng <bin.cheng@arm.com>
14927 PR tree-optimization/70771
14928 PR tree-optimization/70775
14929 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
14930 virtual PHI nodes. Delete parameter.
14931 (if_convertible_loop_p_1): Delete argument to above function.
14932 (predicate_all_scalar_phis): Delete code handling single-argument
14934 (tree_if_conversion): Mark and update virtual SSA.
14936 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14939 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
14940 (x86_elf_aligned_common): Rename to ...
14941 (x86_elf_aligned_decl_common): ... this.
14942 Add decl arg. Switch to .lbss for largecomm object. Use
14943 LARGECOMM_SECTION_ASM_OP.
14944 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
14946 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
14947 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
14949 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
14950 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
14952 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14955 * config/i386/i386.c (SECTION_LARGE): Define.
14956 (x86_64_elf_select_section): Set it for large data/bss sections.
14957 Only clear SECTION_WRITE for .lrodata.
14958 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
14960 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
14961 * varasm.c (default_elf_asm_named_section): Grow flagchars.
14962 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
14964 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
14965 * doc/tm.texi: Regenerate.
14967 2016-04-26 Jakub Jelinek <jakub@redhat.com>
14970 * configure.ac (--enable-checking): Document extra flag, for
14971 non-release builds default to --enable-checking=yes,extra.
14972 If misc checking and extra checking, define CHECKING_P to 2 instead
14974 * common.opt (fchecking=): Add.
14975 * doc/invoke.texi (-fchecking=): Document.
14976 * doc/install.texi: Document --enable-checking changes.
14977 * configure: Regenerated.
14978 * config.in: Regenerated.
14980 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
14982 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
14983 attribute instead of which_alternative.
14984 * config/i386/sse.md (*mov<mode>_internal): Ditto.
14985 Use EXT_REX_SSE_REG_P where appropriate.
14987 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
14989 * config/i386/predicates.md (const0_operand): Do not match
14990 const_wide_int code.
14991 (const1_operand): Ditto.
14993 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
14995 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
14996 for SSE constm1 operands and TARGET_AVX512VL.
14997 (*movti_internal): Ditto.
14998 (*mov<mode>_or): Use constm1_operand predicate.
14999 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
15000 for SSE vector_all_ones operands and TARGET_AVX512VL.
15001 * config/i386/predicates.md (constm1_operand): New predicate.
15002 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
15003 emission of constant -1 load.
15005 2016-04-25 Jason Merrill <jason@redhat.com>
15007 * gdbinit.in: Skip is-a.h.
15009 * attribs.c (register_scoped_attributes): Fix logic.
15010 * attribs.h: Declare register_scoped_attributes.
15012 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15014 * config/rs6000/rs6000-builtin.def: Correct pasto error for
15015 stxvd2x and stxvw4x built-in functions.
15017 2016-04-25 DJ Delorie <dj@redhat.com>
15019 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
15020 (ashrhi3): Likewise.
15021 (lshrhi3): Likewise.
15023 2016-04-25 Richard Biener <rguenther@suse.de>
15025 PR tree-optimization/70780
15026 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
15027 wasn't visited yet.
15028 (compute_antic): Mark blocks with abnormal preds as visited as
15029 they have a final empty antic-in solution already.
15031 2016-04-25 Michael Collison <michael.collison@linaro.org>
15033 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
15035 2016-04-25 Michael Collison <michael.collison@linaro.org>
15037 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
15038 mode is VQI to improve mixed mode vectorization.
15039 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
15040 define_insn to match low half of signed vaddw.
15041 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
15042 define_insn to match high half of signed vaddw.
15043 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
15044 define_insn to match low half of unsigned vaddw.
15045 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
15046 define_insn to match high half of unsigned vaddw.
15047 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
15048 (arm_simd_check_vect_par_cnst_half_p): Likewise.
15049 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
15051 (arm_simd_check_vect_par_cnst_half_p): Likewise.
15052 * config/arm/predicates.md (vect_par_constant_high): Support
15053 big endian and simplify by calling
15054 arm_simd_check_vect_par_cnst_half
15055 (vect_par_constant_low): Likewise.
15057 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
15059 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
15060 predicate for operand 2.
15062 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
15063 H.J. Lu <hongjiu.lu@intel.com>
15065 * config/i386/i386-protos.h (standard_sse_constant_p): Add
15066 machine_mode argument.
15067 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
15068 constm1_rtx operands. For VOIDmode constants, get mode from
15069 pred_mode. Check mode size if the mode is supported by ABI.
15070 (standard_sse_constant_opcode): Do not use standard_constant_p.
15071 Strictly check ABI support for all-ones operands.
15072 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
15073 immediates. Update calls to standard_sse_constant_p.
15074 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
15075 (ix86_rtx_costs): Ditto.
15076 * config/i386/i386.md (*movxi_internal_avx512f): Use
15077 nonimmediate_or_sse_const_operand instead of vector_move_operand.
15078 Use (v,BC) alternative instead of (v,C). Use register_operand
15079 checks instead of MEM_P.
15080 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
15081 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
15082 isa attribute. Use register_operand checks instead of MEM_P.
15083 (*movti_internal): Use nonimmediate_or_sse_const_operand for
15084 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
15085 alternative and corresponding sse2 isa attribute.
15086 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
15087 to standard_sse_constant_p.
15088 (FP constant splitters): Ditto.
15089 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
15091 * config/i386/predicates.md (constm1_operand): Remove.
15092 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
15093 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
15094 vector_all_ones_operand instead of constm1_operand.
15096 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15098 * print-rtl.c (print_rtx_insn_vec): New function.
15099 * print-rtl.h: New prototype.
15100 * store-motion.c (struct st_expr): Make avail_stores a vector.
15101 (st_expr_entry): Adjust.
15102 (free_st_expr_entry): Likewise.
15103 (print_store_motion_mems): Likewise.
15104 (find_moveable_store): Likewise.
15105 (compute_store_table): Likewise.
15106 (delete_store): Likewise.
15107 (build_store_vectors): Likewise.
15109 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15111 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
15113 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15115 * vec.h (vec_safe_contains): New function.
15116 (vec::contains): Likewise.
15117 (vec::begin): Likewise.
15118 (vec::end): Likewise.
15120 2016-04-23 Jakub Jelinek <jakub@redhat.com>
15123 * cfgexpand.c (expand_stack_vars): Fix typo.
15125 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
15127 * system.h (list, map, set, vector): Include conditionally.
15128 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
15129 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
15130 * ipa-icf.c (INCLUDE_LIST): Define.
15131 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
15132 * config/sh/sh.c (INCLUDE_VECTOR): Define.
15133 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
15134 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
15135 * cp/logic.cc (INCLUDE_LIST): Define.
15136 * fortran/trans-common.c (INCLUDE_MAP): Define.
15138 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
15140 * auto-profile.c: Remove <string.h> include.
15141 * ipa-icf-gimple.c: Remove <list> include.
15142 * diagnostic.c: Remove <new> include.
15143 * genmatch.c: Likewise.
15144 * pretty-print.c: Likewise.
15145 * toplev.c: Likewise
15146 * c/c-objc-common.c: Likewise.
15147 * cp/error.c: Likewise.
15148 * fortran/error.c: Likewise.
15150 2016-04-22 Richard Biener <rguenther@suse.de>
15152 * lto-streamer-in.c (input_ssa_names): Do not allocate
15153 GIMPLE_NOP for all SSA names.
15154 * lto-streamer-out.c (output_ssa_names): Do not output
15155 SSA names that should have been released.
15157 2016-04-22 Richard Biener <rguenther@suse.de>
15159 PR tree-optimization/70740
15160 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
15163 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
15166 * config/i386/predicates.md (call_insn_operand): Replace
15167 sibcall_memory_operand with memory_operand.
15169 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
15171 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
15172 has_single_use() tests.
15173 (register_edge_assert_for_1): Likewise.
15174 (find_assert_locations_1): Check the liveness bitmap instead of
15175 checking has_single_use().
15177 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
15180 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
15181 Extract AVX-512BW constraint from AVX.
15183 2016-04-21 Richard Biener <rguenther@suse.de>
15185 PR tree-optimization/70725
15186 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
15187 for phi_convertible_by_degenerating_args.
15188 (predicate_all_scalar_phis): Handle single-argument PHIs.
15190 2016-04-21 Richard Biener <rguenther@suse.de>
15192 PR middle-end/70747
15193 * fold-const.c (fold_comparison): Return properly typed
15196 2016-04-21 Bin Cheng <bin.cheng@arm.com>
15198 PR tree-optimization/70715
15199 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
15200 after expanding BASE using expand_simple_operations.
15202 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
15204 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
15205 New transformations.
15207 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
15209 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
15211 2016-04-20 Jan Hubicka <jh@suse.cz>
15213 * ipa-inline.c (can_inline_edge_p): Pass caller info to
15214 ultiimate_alias_target.
15215 (update_callee_keys): Likewise.
15216 (lookup_recursive_calls): Likewise.
15217 (speculation_useful_p): Likewise.
15219 2016-04-20 Jan Hubicka <jh@suse.cz>
15222 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
15223 (set_nothrow_flag_1): ... this; handle interposition correctly;
15224 recurse on aliases and thunks.
15225 (cgraph_node::set_nothrow_flag): New.
15226 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
15227 functions compiled with non-call exceptions that binds to current
15229 (propagate_nothrow): Be safe WRT interposition.
15230 * cgraph.h (set_nothrow_flag): Update prototype.
15232 2016-04-18 Jan Hubicka <jh@suse.cz>
15234 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
15235 max_loop_iterations_int.
15236 (tree_unswitch_outer_loop): Likewise.
15238 2016-04-20 Bin Cheng <bin.cheng@arm.com>
15240 PR tree-optimization/69489
15241 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
15242 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
15243 Revise dump message.
15244 (if_convertible_bb_p): Remove check on edge count of basic block's
15247 2016-04-20 Bin Cheng <bin.cheng@arm.com>
15249 PR tree-optimization/56625
15250 PR tree-optimization/69489
15251 * tree-data-ref.h (DR_INNERMOST): New macro.
15252 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
15253 hashing struct innermost_loop_behavior.
15254 (ref_DR_map): Remove.
15255 (innermost_DR_map): New map.
15256 (baseref_DR_map): Revise comment.
15257 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
15258 to innermost_DR_map accroding to its innermost loop behavior.
15259 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
15260 to its innermost loop behavior.
15261 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
15262 Add initialization for innermost_DR_map. Record memory reference
15263 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
15264 have innermost loop behavior.
15265 (if_convertible_loop_p): Remove release for ref_DR_map. Release
15268 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
15270 * config/i386/i386.md (*lea<mode>_general_1): Rename from
15271 *lea_general_1. Use explicit SWI12 mode interator.
15272 (*lea<mode>_general_2): Rename from *lea_general_2.
15273 Use explicit SWI12 mode interator.
15274 (*lea<mode>_general_3): Rename from *lea_general_3.
15275 Use explicit SWI12 mode interator.
15276 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
15277 Use explicit SWI12 mode interator.
15278 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
15279 Use explicit SWI48 mode interator.
15281 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
15283 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
15284 Short-cut unaligned load and store cases. Handle all integer
15286 (ix86_expand_vector_move_misalign): Short-cut unaligned load
15287 and store cases. Call ix86_avx256_split_vector_move_misalign
15288 directly without checking mode class.
15290 2016-04-20 Andrew Pinski <apinski@cavium.com>
15291 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15294 * config/aarch64/aarch64.md (sibcall): Force call
15295 address to be DImode for ILP32.
15296 (sibcall_value): Likewise.
15298 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
15300 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
15302 2016-04-20 Richard Biener <rguenther@suse.de>
15304 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
15305 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
15306 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
15307 (maybe_push_res_to_seq): Adjust.
15308 * gimple-fold.c (maybe_build_generic_op): Likewise.
15310 2016-04-20 Marek Polacek <polacek@redhat.com>
15312 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
15315 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
15317 * config/i386/sse.md (vec_unpacks_lo_hi): Always
15318 use kmovw to support AVX512F target.
15320 2016-04-20 Bin Cheng <bin.cheng@arm.com>
15322 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
15324 2016-04-20 Marek Polacek <polacek@redhat.com>
15326 PR tree-optimization/70725
15327 * tree-if-conv.c (is_false_predicate): New function.
15328 (predicate_mem_writes): Use it.
15330 2016-04-20 Richard Biener <rguenther@suse.de>
15332 PR tree-optimization/70726
15333 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
15334 shift amounts from a pattern stmt operand.
15336 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15339 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
15340 stack_restore_from_fpr pattern when restoring r15.
15341 (s390_optimize_prologue): Strip away the memory barrier in the
15342 parallel when trying to get rid of restore insns.
15343 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
15344 definition for loading the stack pointer from an FPR. Compared to
15345 the normal move insn this pattern includes a full memory barrier.
15347 2016-04-19 Jakub Jelinek <jakub@redhat.com>
15349 PR middle-end/70680
15350 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
15351 implicitly linear or lastprivate iterator on the outer context.
15353 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
15355 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
15357 * config/i386/i386.md (ssememalign): Removed.
15358 * config/i386/sse.md: Remove ssememalign attribute from patterns.
15360 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
15363 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
15364 const short * to __builtin_ia32_loaddquhi512_mask.
15365 (_mm512_maskz_loadu_epi16): Likewise.
15366 (_mm512_mask_storeu_epi16): Pass short * to
15367 __builtin_ia32_storedquhi512_mask.
15368 (_mm512_mask_loadu_epi8): Pass const char * to
15369 __builtin_ia32_loaddquqi512_mask.
15370 (_mm512_maskz_loadu_epi8): Likewise.
15371 (_mm512_mask_storeu_epi8): Pass char * to
15372 __builtin_ia32_storedquqi512_mask.
15373 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
15374 const double * to __builtin_ia32_loadupd512_mask.
15375 (_mm512_mask_loadu_pd): Likewise.
15376 (_mm512_maskz_loadu_pd): Likewise.
15377 (_mm512_storeu_pd): Pass double * to
15378 __builtin_ia32_storeupd512_mask.
15379 (_mm512_mask_storeu_pd): Likewise.
15380 (_mm512_loadu_ps): Pass const float * to
15381 __builtin_ia32_loadups512_mask.
15382 (_mm512_mask_loadu_ps): Likewise.
15383 (_mm512_maskz_loadu_ps): Likewise.
15384 (_mm512_storeu_ps): Pass float * to
15385 __builtin_ia32_storeups512_mask.
15386 (_mm512_mask_storeu_ps): Likewise.
15387 (_mm512_mask_loadu_epi64): Pass const long long * to
15388 __builtin_ia32_loaddqudi512_mask.
15389 (_mm512_maskz_loadu_epi64): Likewise.
15390 (_mm512_mask_storeu_epi64): Pass long long *
15391 to __builtin_ia32_storedqudi512_mask.
15392 (_mm512_loadu_si512): Pass const int * to
15393 __builtin_ia32_loaddqusi512_mask.
15394 (_mm512_mask_loadu_epi32): Likewise.
15395 (_mm512_maskz_loadu_epi32): Likewise.
15396 (_mm512_storeu_si512): Pass int * to
15397 __builtin_ia32_storedqusi512_mask.
15398 (_mm512_mask_storeu_epi32): Likewise.
15399 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
15400 char * to __builtin_ia32_storedquqi256_mask.
15401 (_mm_mask_storeu_epi8): Likewise.
15402 (_mm256_mask_loadu_epi16): Pass const short * to
15403 __builtin_ia32_loaddquhi256_mask.
15404 (_mm256_maskz_loadu_epi16): Likewise.
15405 (_mm_mask_loadu_epi16): Pass const short * to
15406 __builtin_ia32_loaddquhi128_mask.
15407 (_mm_maskz_loadu_epi16): Likewise.
15408 (_mm256_mask_loadu_epi8): Pass const char * to
15409 __builtin_ia32_loaddquqi256_mask.
15410 (_mm256_maskz_loadu_epi8): Likewise.
15411 (_mm_mask_loadu_epi8): Pass const char * to
15412 __builtin_ia32_loaddquqi128_mask.
15413 (_mm_maskz_loadu_epi8): Likewise.
15414 (_mm256_mask_storeu_epi16): Pass short * to.
15415 __builtin_ia32_storedquhi256_mask.
15416 (_mm_mask_storeu_epi16): Pass short * to.
15417 __builtin_ia32_storedquhi128_mask.
15418 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
15419 const double * to __builtin_ia32_loadupd256_mask.
15420 (_mm256_maskz_loadu_pd): Likewise.
15421 (_mm_mask_loadu_pd): Pass onst double * to
15422 __builtin_ia32_loadupd128_mask.
15423 (_mm_maskz_loadu_pd): Likewise.
15424 (_mm256_mask_storeu_pd): Pass double * to
15425 __builtin_ia32_storeupd256_mask.
15426 (_mm_mask_storeu_pd): Pass double * to
15427 __builtin_ia32_storeupd128_mask.
15428 (_mm256_mask_loadu_ps): Pass const float * to
15429 __builtin_ia32_loadups256_mask.
15430 (_mm256_maskz_loadu_ps): Likewise.
15431 (_mm_mask_loadu_ps): Pass const float * to
15432 __builtin_ia32_loadups128_mask.
15433 (_mm_maskz_loadu_ps): Likewise.
15434 (_mm256_mask_storeu_ps): Pass float * to
15435 __builtin_ia32_storeups256_mask.
15436 (_mm_mask_storeu_ps): ass float * to
15437 __builtin_ia32_storeups128_mask.
15438 (_mm256_mask_loadu_epi64): Pass const long long * to
15439 __builtin_ia32_loaddqudi256_mask.
15440 (_mm256_maskz_loadu_epi64): Likewise.
15441 (_mm_mask_loadu_epi64): Pass const long long * to
15442 __builtin_ia32_loaddqudi128_mask.
15443 (_mm_maskz_loadu_epi64): Likewise.
15444 (_mm256_mask_storeu_epi64): Pass long long * to
15445 __builtin_ia32_storedqudi256_mask.
15446 (_mm_mask_storeu_epi64): Pass long long * to
15447 __builtin_ia32_storedqudi128_mask.
15448 (_mm256_mask_loadu_epi32): Pass const int * to
15449 __builtin_ia32_loaddqusi256_mask.
15450 (_mm256_maskz_loadu_epi32): Likewise.
15451 (_mm_mask_loadu_epi32): Pass const int * to
15452 __builtin_ia32_loaddqusi128_mask.
15453 (_mm_maskz_loadu_epi32): Likewise.
15454 (_mm256_mask_storeu_epi32): Pass int * to
15455 __builtin_ia32_storedqusi256_mask.
15456 (_mm_mask_storeu_epi32): Pass int * to
15457 __builtin_ia32_storedqusi128_mask.
15458 * config/i386/i386-builtin-types.def (PCSHORT): New.
15459 (PINT64): Likewise.
15460 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
15461 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
15462 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
15463 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
15464 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
15465 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
15466 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
15467 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
15468 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
15469 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
15470 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
15471 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
15472 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
15473 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
15474 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
15475 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
15476 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
15477 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
15478 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
15479 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
15480 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
15481 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
15482 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
15483 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
15484 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
15485 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
15486 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
15487 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
15488 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
15489 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
15490 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
15491 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
15492 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
15493 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
15494 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
15495 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
15496 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
15497 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
15498 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
15499 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
15500 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
15501 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
15502 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
15503 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
15504 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
15505 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
15506 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
15507 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
15508 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
15510 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
15511 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
15513 (ix86_expand_vector_move_misalign): Likewise.
15514 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
15515 to scalar function prototype for unaligned load/store builtins.
15516 (ix86_expand_special_args_builtin): Updated.
15517 * config/i386/sse.md (UNSPEC_LOADU): Removed.
15518 (UNSPEC_STOREU): Likewise.
15519 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
15520 (VI_ULOADSTORE_F_AVX512VL): Likewise.
15521 (ssescalarsize): Handle V4TI, V2TI and V1TI.
15522 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
15523 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
15524 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
15525 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
15526 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
15527 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
15528 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
15529 (<avx512>_storedqu<mode>_mask): Likewise.
15530 (*sse4_2_pcmpestr_unaligned): Likewise.
15531 (*sse4_2_pcmpistr_unaligned): Likewise.
15532 (*mov<mode>_internal): Renamed to ...
15533 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
15534 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
15535 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
15536 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
15538 2016-04-19 Richard Biener <rguenther@suse.de>
15540 PR tree-optimization/70171
15541 * tree-ssa-phiprop.c: Include stor-layout.h.
15542 (phiprop_insert_phi): Handle the aggregate copy case.
15543 (propagate_with_phi): Likewise.
15545 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
15547 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
15548 instead of simplify_gen_subreg (... , 0).
15549 (ix86_delegitimize_address): Ditto.
15550 (ix86_split_divmod): Ditto.
15551 (ix86_split_copysign_const): Ditto.
15552 (ix86_split_copysign_var): Ditto.
15553 (ix86_expand_args_builtin): Ditto.
15554 (ix86_expand_round_builtin): Ditto.
15555 (ix86_expand_special_args_builtin): Ditto.
15556 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
15557 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
15558 (udivmodqi4): Ditto.
15559 (absneg splitters): Ditto.
15560 (*jcc_bt<mode>_1): Ditto.
15562 2016-04-19 Richard Biener <rguenther@suse.de>
15564 PR tree-optimization/70724
15565 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
15566 restoring out from ...
15567 (free_scc_vn): ... here.
15568 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
15569 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
15571 (pass_fre::execute): Restore SSA info.
15573 2016-04-19 Richard Biener <rguenther@suse.de>
15575 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
15576 * gimple-walk.c (walk_gimple_op): Initialize it.
15577 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
15578 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
15579 remapping SSA names of defs.
15580 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
15583 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
15585 PR middle-end/70689
15586 * lra-constraints.c (equiv_substition_p): New.
15587 (process_alt_operands): Use it.
15588 (swap_operands): Swap it.
15589 (curr_insn_transform): Update it.
15591 2016-04-18 Michael Matz <matz@suse.de>
15593 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
15594 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
15595 * tree-core.h (tree_type_common.align): Use bit-field.
15596 (tree_type_common.spare): New.
15597 (tree_decl_common.off_align): Make smaller.
15598 (tree_decl_common.align): Use bit-field.
15600 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
15601 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
15602 (scan_sharing_clauses): Ditto.
15603 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
15604 (omp_finish_file): Ditto.
15605 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
15606 (layout_decl): Ditto.
15607 (relayout_decl): Ditto.
15608 (finalize_record_size): Use SET_TYPE_ALIGN.
15609 (finalize_type_size): Ditto.
15610 (finish_builtin_struct): Ditto.
15611 (layout_type): Ditto.
15612 (initialize_sizetypes): Ditto.
15613 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
15614 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
15615 (lookup_field_for_decl): Use SET_DECL_ALIGN.
15616 (get_chain_field): Ditto.
15617 (get_trampoline_type): Ditto.
15618 (get_nl_goto_field): Ditto.
15619 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
15621 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
15622 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
15623 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
15624 (build_qualified_type): Use SET_TYPE_ALIGN.
15625 (build_aligned_type, build_range_type_1): Ditto.
15626 (build_atomic_base): Ditto.
15627 (build_common_tree_nodes): Ditto.
15628 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
15629 (expand_one_stack_var_at): Ditto.
15630 * coverage.c (build_var): Use SET_DECL_ALIGN.
15631 * except.c (init_eh): Ditto.
15632 * function.c (assign_parm_setup_block): Ditto.
15633 * symtab.c (increase_alignment_1): Ditto.
15634 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
15635 * tree-vect-stmts.c (ensure_base_align): Ditto.
15636 * varasm.c (align_variable): Ditto.
15637 (assemble_variable): Ditto.
15638 (build_constant_desc): Ditto.
15639 (output_constant_def_contents): Ditto.
15641 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
15642 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
15643 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
15644 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
15645 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
15647 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
15650 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
15651 replace %vmovsd with "%vmovq".
15652 (vec_concatv2df): Likewise.
15654 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
15656 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
15657 (*vec_extractv2si_0): Ditto.
15658 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
15659 (zero_extended_scalar_load_operand splitters): Ditto.
15660 (vec_extract splitters): Ditto.
15661 (*vec_extractv4si_0_zext): Ditto.
15662 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
15663 and lowpart_subreg.
15664 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
15665 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
15666 (*sse4_1_extractps): Use lowpart_subreg.
15667 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
15669 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15671 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
15673 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
15674 Mention Solaris 11 packaging changes.
15675 Update gas and gld requirements.
15676 Remove reference to pre-Solaris 10 bug.
15677 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
15679 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
15682 2016-04-17 Jan Hubicka <jh@suse.cz>
15684 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
15685 max_loop_iterations_int.
15687 2016-04-18 Richard Biener <rguenther@suse.de>
15689 PR tree-optimization/43434
15690 * tree-ssa-structalias.c (struct vls_data): New.
15691 (visit_loadstore): Handle all pointer-based accesses.
15692 (compute_dependence_clique): Compute a bitmap of restrict tags
15693 assigned bases and pass it to visit_loadstore.
15695 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
15698 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
15699 armv8.1-a and armv8.1-a+crc.
15701 2016-04-18 Richard Biener <rguenther@suse.de>
15703 PR tree-optimization/70701
15704 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
15705 references after translating through a memcpy.
15707 2016-04-18 Richard Biener <rguenther@suse.de>
15709 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
15710 (compute_antic): ... here. For partial antic use regular
15711 postorder and scrap iteration.
15712 (compute_partial_antic_aux): Remove unused return value.
15713 (init_pre): Do not allocate postorder.
15714 (fini_pre): Do not free postorder.
15716 2016-04-18 Richard Biener <rguenther@suse.de>
15718 PR middle-end/37870
15719 * expmed.c (extract_bit_field_1): Remove broken case
15720 using a wider MODE_INT mode.
15722 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
15724 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
15725 unless compiling with at least GCC-4.8.
15727 2016-04-17 Jan Hubicka <jh@suse.cz>
15730 * graphite.c (graphite_finalize): Update call to
15731 tree_estimate_probability.
15732 * predict.h (tree_estimate_probability): Update prototype.
15734 2016-04-17 Jan Hubicka <jh@suse.cz>
15736 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
15737 (tree_estimate_probability): Likewise.
15738 (pass_profile::execute): Update.
15739 (report_predictor_hitrates): New function.
15740 * profile.c (compute_branch_probabilities): Use it.
15741 * predict.h (report_predictor_hitrates): Declare.
15743 2016-04-17 Jan Hubicka <jh@suse.cz>
15746 * cgraph.h (cgraph_node::set_const_flag,
15747 cgraph_node::set_pure_flag): Update prototype to return bool;
15749 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
15750 of interposable symbol are interposable, too.
15751 (cgraph_set_const_flag_1): Rename to ...
15752 (set_const_flag_1): ... this one; change to self recursive function
15753 instead of call_for_symbol_thunks_and_aliases. Handle correctly
15754 clearnig the flag in all variants and also virtual thunks of const
15755 functions are pure; track if any change was done.
15756 (cgraph_node::set_const_flag): Update.
15757 (struct set_pure_flag_info): New struct.
15758 (cgraph_set_pure_flag_1): Rename to ...
15759 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
15760 rather than pointer encoded flags; track if any changes was done;
15761 handle correctly clearning flag and setting flag of aliases already
15763 (cgraph_node::set_pure_flag): Update.
15764 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
15766 2016-04-17 Tom de Vries <tom@codesourcery.com>
15769 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
15770 backslash in label.
15772 2016-04-17 Tom de Vries <tom@codesourcery.com>
15774 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
15775 '{}<> ' as escape-for-record.
15777 2016-04-17 Tom de Vries <tom@codesourcery.com>
15779 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
15782 2016-04-17 Tom de Vries <tom@codesourcery.com>
15785 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
15786 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
15787 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
15788 * passes.c (finish_optimization_passes): Only call
15789 finish_graph_dump_file if dfi->graph_dump_initialized.
15790 (execute_function_dump, pass_init_dump_file): Use
15791 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
15793 2016-04-17 Tom de Vries <tom@codesourcery.com>
15795 PR tree-optimization/70256
15796 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
15797 (debug_varmap): New function.
15799 2016-04-17 Tom de Vries <tom@codesourcery.com>
15802 * passes.c (pass_manager::register_pass): Propagate pflags.
15804 2016-04-17 Tom de Vries <tom@codesourcery.com>
15807 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
15808 * passes.c (pass_manager::pass_manager): Declare and init p_start in
15809 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
15810 check if it's equal to p_start.
15811 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
15813 2016-04-15 Jan Hubicka <jh@suse.cz>
15816 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
15817 function does not bind to current def.
15818 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
15819 handle conservatively calls to functions that does not need to bind
15821 (check_call): Update call of worse_state.
15822 (ignore_edge_for_nothrow): Update.
15823 (ignore_edge_for_pure_const): Likewise.
15824 (propagate_pure_const): Update calls to worse_state.
15825 (skip_function_for_local_pure_const): Reformat comments.
15827 2016-04-15 Jan Hubicka <jh@suse.cz>
15830 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
15831 (cgraph_node::function_symbol): Likewise.
15832 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
15833 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
15834 (symtab_node::ultimate_alias_target): Add REF parameter.
15835 (symtab_node::binds_to_current_def_p): Declare.
15836 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
15837 (cgraph_node::function_symbol): Likewise.
15838 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
15839 (cgraph_node::get_availability): Likewise.
15840 (cgraph_edge::binds_to_current_def_p): New inline function.
15841 (varpool_node::get_availability): Add REF parameter.
15842 (varpool_node::ultimate_alias_target): Likewise.
15843 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
15844 (symtab_node::binds_to_current_def_p): Likewise.
15845 * varpool.c (varpool_node::get_availability): Likewise.
15847 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
15850 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
15851 Fix mode size check.
15853 2016-04-15 Jakub Jelinek <jakub@redhat.com>
15855 * BASE-VER: Set to 7.0.0.
15857 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
15859 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
15861 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15863 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
15864 architecture revisions.
15866 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
15868 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
15869 * config/i386/i386.c (ix86_using_red_zone): No longer static.
15870 * config/i386/i386.md (stack decrement to push peepholes): Guard
15871 with !x86_using_red_zone ().
15873 2016-04-15 Jakub Jelinek <jakub@redhat.com>
15876 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
15877 to dump_generic_node.
15878 (NIY): Pass also flags to do_niy.
15880 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
15882 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
15883 (simd_clone_vector_of_formal_parm_types)
15884 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
15885 (simd_clone_mangle, simd_clone_create)
15886 (simd_clone_adjust_return_type, create_tmp_simd_array)
15887 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
15888 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
15889 (ipa_simd_modify_function_body, simd_clone_linear_addend)
15890 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
15891 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
15892 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
15893 * omp-simd-clone.c: ... this new file.
15894 (simd_clone_vector_of_formal_parm_types): Make it static.
15895 * Makefile.in (OBJS): Add omp-simd-clone.o.
15897 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
15900 * config/i386/sse.md: Use proper memory operand modifiers.
15903 2016-04-15 Richard Biener <rguenther@suse.de>
15904 Alan Modra <amodra@gmail.com>
15906 PR tree-optimization/70130
15907 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
15908 when alignment stays not the same and no not use the realign
15911 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
15914 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
15915 direct move handlers for KFmode. Change TFmode handlers test from
15916 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
15918 2016-04-14 Jakub Jelinek <jakub@redhat.com>
15921 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
15922 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
15923 (inlined_polymorphic_ctor_dtor_block_p): Use it.
15924 * tree-ssa-live.c (remove_unused_scope_block_p): When
15925 in_ctor_dtor_block, avoid discarding not just BLOCKs with
15926 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
15927 block_ultimate_origin is FUNCTION_DECL.
15928 (remove_unused_locals): If current_function_decl is
15929 polymorphic_ctor_dtor_p, pass initial true to
15930 remove_unused_scope_block_p' is_ctor_dtor_block.
15932 2016-04-14 Martin Sebor <msebor@redhat.com>
15937 * doc/extend.texi (Variable Length): Revert.
15939 2016-04-14 Marek Polacek <polacek@redhat.com>
15940 Jan Hubicka <hubicka@ucw.cz>
15943 * tree.c (verify_type): Disable the canonical type of main variant
15946 2016-04-14 Jason Merrill <jason@redhat.com>
15948 * cfgexpand.c, expr.c: Revert previous change.
15950 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
15952 PR middle-end/70643
15953 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
15954 when building a mem ref for the incoming reduction variable.
15956 2016-04-14 Richard Biener <rguenther@suse.de>
15958 PR tree-optimization/70614
15959 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
15960 loop if the evolution dropped to chrec_dont_know.
15961 (interpret_condition_phi): Likewise.
15963 2016-04-14 Richard Biener <rguenther@suse.de>
15965 PR tree-optimization/70623
15966 * tree-ssa-pre.c (changed_blocks): Make global ...
15967 (compute_antic): ... local here. Move and fix worklist
15968 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
15969 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
15970 worklist handling, dump when ANTIC_IN changed.
15971 (compute_partial_antic_aux): Remove worklist handling.
15972 (init_pre): Do not compute post dominators. Add a comment about
15973 the CFG order chosen.
15974 (fini_pre): Do not free post dominators.
15976 2016-04-13 Martin Sebor <msebor@redhat.com>
15981 * doc/extend.texi (Variable Length): Document C++ specifics.
15983 2016-04-13 Jakub Jelinek <jakub@redhat.com>
15986 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
15987 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
15988 eh edges have been purged.
15991 * tree-sra.c (create_access_replacement,
15992 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
15994 * tree-pretty-print.c (dump_fancy_name): New function.
15995 (dump_decl_name, dump_generic_node): Use it.
15997 2016-04-13 Jason Merrill <jason@redhat.com>
15999 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
16000 * expr.c (expand_expr_real_1): Likewise.
16002 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
16004 * config/i386/i386.md (kunpckhi): Swap operands.
16005 (kunpcksi): Likewise.
16006 (kunpckdi): Likewise.
16007 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
16008 (vec_pack_trunc_<mode>): Likewise.
16010 2016-04-13 Jakub Jelinek <jakub@redhat.com>
16013 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
16015 PR middle-end/70633
16016 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
16017 gimplification turns some element into non-constant.
16020 * rtl.h (convert_memory_address_addr_space_1): New prototype.
16021 * explow.c (convert_memory_address_addr_space_1): No longer static,
16022 add NO_EMIT argument and don't call convert_modes if true, pass
16023 it down recursively, remove break after return.
16024 (convert_memory_address_addr_space): Adjust caller.
16025 * simplify-rtx.c (simplify_unary_operation_1): Call
16026 convert_memory_address_addr_space_1 instead of convert_memory_address,
16027 if it returns NULL, don't simplify.
16029 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
16032 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
16034 2016-04-12 Jakub Jelinek <jakub@redhat.com>
16036 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
16037 Bump the upper SIMDLEN limits, so that if the return type or
16038 characteristic type if the return type is void can be passed in
16039 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
16042 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16045 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
16046 Do not use "=" constraint on an input constraint.
16047 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
16048 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
16049 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
16050 generates (neg (abs ...)) instead of (abs ...).
16052 2016-04-12 Jakub Jelinek <jakub@redhat.com>
16054 PR rtl-optimization/70596
16055 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
16056 just invalidate LRA data and reset them. Adjust dump wording.
16058 2016-04-12 Martin Liska <mliska@suse.cz>
16061 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
16063 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
16065 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
16066 max_loop_iterations_int.
16067 (tree_unswitch_outer_loop): Likewise.
16068 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
16069 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
16071 2016-04-12 Tom de Vries <tom@codesourcery.com>
16073 PR tree-optimization/68756
16074 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
16075 instead of new_name.
16077 2016-04-12 Jakub Jelinek <jakub@redhat.com>
16079 PR tree-optimization/70602
16080 * tree-sra.c (generate_subtree_copies): Don't write anything into
16081 constant pool decls.
16083 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
16084 regardless whether there are depend clauses or not.
16086 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
16089 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
16090 target attribute and pragma from changing the -mfloat128
16091 and -mfloat128-hardware options.
16093 * doc/extend.texi (Additional Floating Types): Document PowerPC
16094 __float128 restrictions.
16096 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
16099 * config/aarch64/driver-aarch64.c
16100 (aarch64_get_extension_string_for_isa_flags): New.
16101 (arch_extension): Rename to...
16102 (aarch64_arch_extension): ...This.
16103 (ext_to_feat_string): Rename to...
16104 (aarch64_extensions): ...This.
16105 (aarch64_core_data): Keep track of architecture extension flags.
16106 (cpu_data): Rename to...
16107 (aarch64_cpu_data): ...This.
16108 (aarch64_arch_driver_info): Keep track of architecture extension
16110 (get_arch_name_from_id): Rename to...
16111 (get_arch_from_id): ...This, change return type.
16112 (host_detect_local_cpu): Update and reformat for renames, handle
16113 extensions through common infrastructure.
16115 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
16118 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
16119 track of a canonical flag name.
16120 (all_extensions): Likewise.
16121 (arch_to_arch_name): Also track extension flags enabled by the arch.
16122 (all_architectures): Likewise.
16123 (aarch64_parse_extension): Move to here.
16124 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
16126 (aarch64_rewrite_selected_cpu): Update for above change.
16127 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
16128 are handled, such that the single explicit value enabled by an
16129 extension is kept seperate from the implicit values it also enables.
16130 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
16132 (aarch64_parse_extension): New.
16133 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
16134 here to config/aarch64/aarch64-protos.h.
16135 (aarch64_parse_extension): Move from here to
16136 common/config/aarch64/aarch64-common.c.
16137 (aarch64_option_print): Update.
16138 (aarch64_declare_function_name): Likewise.
16139 (aarch64_start_file): Likewise.
16140 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
16141 the canonical flag for extensions.
16142 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
16145 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
16147 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
16150 2016-04-09 Tom de Vries <tom@codesourcery.com>
16152 PR tree-optimization/68953
16153 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
16154 first to last subscript.
16156 2016-04-09 Jakub Jelinek <jakub@redhat.com>
16158 PR tree-optimization/70586
16159 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
16162 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
16166 PR tree-optimization/70373
16167 PR middle-end/70533
16168 PR middle-end/70534
16169 PR middle-end/70535
16170 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
16171 clauses for acc parallel reductions as necessary. Error on those
16173 * omp-low.c (scan_sharing_clauses): Don't install variables which
16174 are used in acc parallel reductions.
16175 (lower_rec_input_clauses): Remove dead code.
16176 (lower_oacc_reductions): Add support for reference reductions.
16177 (lower_reduction_clauses): Remove dead code.
16178 (lower_omp_target): Don't remap variables appearing in acc parallel
16180 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
16182 2016-04-08 Jakub Jelinek <jakub@redhat.com>
16184 PR middle-end/70593
16185 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
16186 with multiple SSA_NAME defs, force the outputs other than first
16187 to be live before calling live_track_process_def on each output.
16189 PR rtl-optimization/70574
16190 * fwprop.c (forward_propagate_and_simplify): Don't add
16191 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
16192 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
16193 paradoxical subregs within *loc.
16195 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
16197 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
16198 -ftree-parallelize-loops={0,1}.
16199 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
16200 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
16201 * config/ia64/hpux.h (LIB_SPEC): Likewise.
16202 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
16203 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
16205 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
16208 * asan.c (instrument_derefs): If we get unknown location, extract it
16209 with EXPR_LOCATION.
16210 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
16212 2016-04-08 Tom de Vries <tom@codesourcery.com>
16214 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
16215 implicit firstprivate clause.
16217 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16220 * config/arm/thumb2.md (tst + branch-> lsls + branch
16221 peephole below *orsi_not_shiftsi_si): Require that condition
16222 register is dead after the peephole.
16223 (second peephole after the above): Likewise.
16225 2016-04-08 Alan Modra <amodra@gmail.com>
16228 * builtins.c (fold_builtin_classify): For IBM extended precision,
16229 look at just the high-order double to test for NaN.
16230 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
16231 test just the high double for Inf but both doubles for subnormal
16234 2016-04-07 Jakub Jelinek <jakub@redhat.com>
16236 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
16237 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
16238 node->simdclone->mask_mode != VOIDmode masks.
16239 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
16240 earlier, use it instead of node->simdclone.
16241 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
16242 Set clonei->mask_mode.
16244 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
16247 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
16248 Pass it through to cp_parser_already_scoped_statement.
16249 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
16250 it through to cp_parser_statement.
16251 (cp_parser_statement): Pass IF_P through to
16252 cp_parser_iteration_statement.
16253 (cp_parser_pragma): Adjust call to
16254 cp_parser_iteration_statement.
16256 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
16259 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
16260 resolve a future -Wparentheses warning.
16261 * omp-low.c (scan_sharing_clauses): Likewise.
16262 * tree-parloops.c (eliminate_local_variables): Likewise.
16264 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
16266 PR rtl-optimization/70398
16267 * lra-constraints.c (process_address_1): Check zero scale and code
16268 for reloading with zero scale.
16270 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
16272 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
16273 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
16275 2016-04-06 Jakub Jelinek <jakub@redhat.com>
16277 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
16278 Add support for AVX512F clones, include them by default for
16279 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
16280 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
16283 PR middle-end/70550
16284 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
16285 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
16286 firstprivate clauses.
16287 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
16288 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
16289 (lower_omp_target): Set TREE_NO_WARNING for
16290 non-addressable possibly uninitialized vars which are copied into
16291 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
16293 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
16295 * config/pa/predicates.md (integer_store_memory_operand): Accept
16296 REG+D operands with a large offset when reload_in_progress is true.
16297 (floating_point_store_memory_operand): Likewise.
16299 2016-04-05 Jakub Jelinek <jakub@redhat.com>
16302 * match.pd (nested int casts): Limit to GIMPLE.
16304 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
16307 * ipa-devirt.c (maybe_record_node): Fix comment; use
16308 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
16310 2016-04-05 Jakub Jelinek <jakub@redhat.com>
16312 PR rtl-optimization/70542
16313 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
16314 if there are any uses other than insn or debug insns.
16316 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
16317 Jakub Jelinek <jakub@redhat.com>
16319 PR tree-optimization/70509
16320 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
16321 Shift HOST_WIDE_INT_1U instead of 1.
16323 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
16325 PR tree-optimization/70509
16326 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
16327 of the vector base type for index.
16329 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
16332 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
16334 2016-04-05 Richard Biener <rguenther@suse.de>
16336 PR tree-optimization/70526
16337 * tree-sra.c (build_ref_for_offset): Use prev_base to
16338 extract the alias pointer type.
16340 2016-04-05 Richard Biener <rguenther@suse.de>
16342 * dse.c (struct store_info): Remove alias_set member.
16343 (struct read_info_type): Likewise.
16344 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
16345 spill_deleted, clear_alias_set_lookup): Remove.
16346 (get_group_info): Remove dead base == NULL_RTX case.
16347 (dse_step0): Remove initialization of removed variables.
16348 (delete_dead_store_insn): Reomve alias set dumping.
16349 (free_read_records): Remove alias_set handling.
16350 (canon_address): Remove alias_set_out parameter.
16351 (record_store): Remove spill_alias_set, it's always zero.
16352 (check_mem_read_rtx): Likewise.
16353 (dse_step2): Rename from ...
16354 (dse_step2_nospill): ... this. Adjust.
16355 (scan_stores): Rename from ...
16356 (scan_stores_nospill): ... this.
16357 (scan_reads): Rename from ...
16358 (scan_reads_nospill): ... this.
16359 (scan_stores_spill, scan_reads_spill): Remove.
16360 (dse_step3_scan): Remove for_spills argument which is always false.
16361 (dse_step3): Likewise.
16362 (dse_step5): Rename from ...
16363 (dse_step5_nospill): ... this. Remove alias_set handling.
16364 (rest_of_handle_dse): Adjust.
16366 2016-04-05 Jakub Jelinek <jakub@redhat.com>
16369 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
16370 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
16371 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
16372 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
16374 2016-04-05 Richard Biener <rguenther@suse.de>
16376 PR middle-end/70499
16377 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
16378 non-register type temporaries into SSA.
16380 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
16383 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
16384 calls when sanitizing.
16385 (possible_polymorphic_call_target_p): Fix formatting.
16387 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16388 Jakub Jelinek <jakub@redhat.com>
16390 PR middle-end/70457
16391 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
16392 to ensure a call statement is compatible with a built-in's
16394 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
16397 2016-04-04 Richard Biener <rguenther@suse.de>
16399 PR rtl-optimization/70484
16400 * rtl.h (canon_output_dependence): Declare.
16401 * alias.c (canon_output_dependence): New function.
16402 * dse.c (record_store): Use canon_output_dependence rather
16403 than canon_true_dependence.
16405 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
16408 * cgraph.h (symtab_node::copy_visibility_from): New function.
16409 * symtab.c (symtab_node::copy_visibility_from): New function.
16410 * ipa-visibility.c (optimize_weakref): New function.
16411 (function_and_variable_visibility): Use it.
16413 2016-04-04 Martin Liska <mliska@suse.cz>
16416 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
16417 value that is really in range handled by SBR instruction.
16418 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
16419 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
16420 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
16422 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
16426 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
16427 set, but not for SP_REG operands.
16429 2016-04-02 Martin Sebor <msebor@redhat.com>
16432 * fold-const.c (maybe_nonzero_address): New function.
16433 (fold_comparison): Call it. Fold equality and relational
16434 expressions involving null pointers.
16435 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
16437 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
16439 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
16440 the "Y" constraint (scalar FP 0.0 immediate).
16442 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
16443 Add the "const_double" to the list of operand constraints.
16445 2016-04-01 Jakub Jelinek <jakub@redhat.com>
16447 PR rtl-optimization/70467
16448 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
16449 If low word of the last operand is 0, just emit addition/subtraction
16452 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16455 * config/s390/s390.c (s390_expand_insv): Check for everything
16456 constant instead of just VOIDmode stuff.
16458 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16461 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
16463 2016-04-01 Nathan Sidwell <nathan@acm.org>
16465 * tree.def (TRY_CATCH_EXPR): Correct documentation.
16467 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
16469 PR rtl-optimization/70461
16470 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
16473 2016-03-31 Martin Liska <mliska@suse.cz>
16476 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
16477 a tree value or an immediate integer value to a buffer
16478 that is eventually copied to a BRIG section.
16479 (emit_immediate_operand): Call the function here.
16480 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
16481 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
16482 of class' fields that are removed.
16483 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
16484 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
16485 m_brig_repr_size fields.
16487 2016-03-31 Martin Liska <mliska@suse.cz>
16490 * hsa-gen.c (hsa_function_representation::update_dominance): New
16492 (convert_addr_to_flat_segment): Likewise.
16493 (gen_hsa_memory_set): New alignment argument.
16494 (gen_hsa_ctor_assignment): Likewise.
16495 (gen_hsa_insns_for_single_assignment): Provide alignment
16496 to gen_hsa_ctor_assignment.
16497 (gen_hsa_insns_for_direct_call): Add new argument.
16498 (expand_lhs_of_string_op): New function.
16499 (expand_string_operation_builtin): Likewise.
16500 (expand_memory_copy): New function.
16501 (expand_memory_set): New function.
16502 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
16503 (convert_switch_statements): Change signature.
16504 (generate_hsa): Use a return value of the function.
16505 (pass_gen_hsail::execute): Do not call
16506 convert_switch_statements here.
16507 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
16508 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
16509 (hsa_function_representation::update_dominance): New function.
16511 2016-03-31 Martin Liska <mliska@suse.cz>
16514 * hsa-brig.c (emit_directive_variable): Emit alignment
16515 according to hsa_symbol::m_align.
16516 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
16517 (dump_hsa_symbol): Dump alignment of HSA symbols.
16518 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
16519 (gen_hsa_addr_with_align): New function.
16520 (hsa_bitmemref_alignment): Use newly added function.
16521 (gen_hsa_insns_for_load): Likewise.
16522 (gen_hsa_insns_for_store): Likewise.
16523 (gen_hsa_memory_copy): New argument added.
16524 (gen_hsa_insns_for_single_assignment): Respect
16525 alignment for assignments processed via gen_hsa_memory_copy.
16526 (gen_hsa_insns_for_direct_call): Likewise.
16527 (gen_hsa_insns_for_return): Likewise.
16528 (gen_function_def_parameters): Set default alignment.
16529 * hsa.c (hsa_object_alignment): New function.
16530 (hsa_byte_alignment): Pasted function.
16531 * hsa.h (hsa_symbol::m_align): New field.
16533 2016-03-31 Bin Cheng <bin.cheng@arm.com>
16535 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
16536 scratch field for goto case.
16538 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
16540 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
16542 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
16545 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
16546 (scalar_chain::convert_insn): Call convert_op for reg
16547 moves to handle undefined registers.
16549 2016-03-31 Nathan Sidwell <nathan@acm.org>
16552 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
16553 Assert we don't want to move backwards.
16555 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
16558 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
16560 2016-03-31 Jakub Jelinek <jakub@redhat.com>
16562 PR rtl-optimization/70460
16563 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
16564 with operand from REG_LABEL_OPERAND, instead substitute
16565 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
16566 Don't do anything for REG_NON_LOCAL_GOTO jumps.
16568 2016-03-31 Martin Liska <mliska@suse.cz>
16570 * passes.c (execute_one_pass): Do not call
16571 todo_after for a discarded function.
16573 2016-03-31 Bin Cheng <bin.cheng@arm.com>
16575 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
16576 (no_cost, infinite_cost): Initialize the new field.
16577 (get_computation_cost_at): Record setup cost.
16578 (determine_use_iv_cost_address): Skip cost computation for sub
16579 uses if we can estimate it without losing accuracy.
16581 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
16583 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
16585 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
16586 max_loop_iterations_int.
16587 (tree_unswitch_outer_loop): Likewise.
16588 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
16589 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
16591 2016-03-30 Richard Biener <rguenther@suse.de>
16593 PR middle-end/70450
16594 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
16596 2016-03-30 Jakub Jelinek <jakub@redhat.com>
16599 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
16600 in gen_blendm expander.
16602 2016-03-30 Nick Clifton <nickc@redhat.com>
16605 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
16606 case where we are already provided with an SImode SUBREG.
16608 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
16611 * config/i386/i386.c (ix86_expand_epilogue): Properly check
16612 conflict between DRAP register and __builtin_eh_return.
16614 2016-03-30 Michael Matz <matz@suse.de>
16615 Richard Biener <rguenther@suse.de>
16618 * ipa-polymorphic-call.c (struct type_change_info): Change
16619 speculative to an unsigned allowing to limit the work we do.
16620 (csftc_abort_walking_p): New inline function..
16621 (check_stmt_for_type_change): Limit the number of may-defs
16622 skipped for speculative devirtualization to
16623 max-speculative-devirt-maydefs.
16624 * params.def (max-speculative-devirt-maydefs): New param.
16625 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
16627 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
16630 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
16633 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
16635 PR tree-optimization/59124
16636 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
16637 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
16639 2016-03-29 Jeff Law <law@redhat.com>
16641 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
16643 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
16645 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
16648 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
16650 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
16651 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
16652 gcrt0.o if linking dynamically.
16654 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
16657 * ipa-devirt.c (methods_equal_p): New function.
16658 (compare_virtual_tables): Use it.
16659 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
16660 * cgraphclones.c (clone_function_name_1): Use
16661 symbol_table::symbol_suffix_separator.
16662 * coverage.c (build_var): Likewise.
16663 * symtab.c (symbol_table::symbol_suffix_separator): New.
16665 2016-03-29 Jakub Jelinek <jakub@redhat.com>
16667 PR rtl-optimization/70429
16668 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
16669 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
16670 mode != result_mode.
16673 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
16675 PR tree-optimization/70405
16676 * ssa-iterators.h (num_imm_uses): Add missing braces.
16678 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
16680 PR rtl-optimization/68695
16681 * ira-color.c (allocno_copy_cost_saving): New.
16682 (improve_allocation): Use it.
16684 2016-03-29 Richard Henderson <rth@redhat.com>
16686 PR middle-end/70355
16687 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
16689 2016-03-29 Richard Biener <rguenther@suse.de>
16691 PR middle-end/70424
16692 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
16693 use alignment returned by get_pointer_alignment_1 if it is
16694 bigger than BITS_PER_UNIT.
16695 * builtins.c (get_pointer_alignment_1): Do not return true
16696 for alignment extracted from SSA info.
16698 2016-03-28 James Bowman <james.bowman@ftdichip.com>
16700 * config/ft32/ft32.opt (mnodiv): New.
16701 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
16702 * doc/invoke.texi (FT32 Options -mnodiv): New.
16704 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
16707 * config/i386/i386.md (define_split, andn): Fix modes.
16709 2016-03-26 Richard Biener <rguenther@suse.de>
16710 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16713 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
16715 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
16716 as 2nd argument to cl_optimization_restore().
16718 2016-03-25 Richard Henderson <rth@redhat.com>
16721 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
16722 * config/aarch64/aarch64-protos.h: Declare it.
16723 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
16725 2016-03-25 Alan Modra <amodra@gmail.com>
16728 * config/rs6000/constraints.md (j): Simplify.
16729 * config/rs6000/predicates.md (easy_fp_constant): Exclude
16731 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
16732 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
16733 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
16734 in all constraint alternatives.
16735 (movtd_64bit_nodm): Delete "j" constraint alternative.
16737 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
16739 * tree-ssa-propagate.c: Enhance docs for
16740 SSA_PROP_NOT_INTERESTING.
16742 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
16744 * doc/extend.texi: Fix typo in documentation to pure attribute.
16746 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
16749 * config/pa/pa.md (bswapdi2): Use a scratch register.
16751 2016-03-24 Richard Henderson <rth@redhat.com>
16753 PR middle-end/69845
16754 * fold-const.c (extract_muldiv_1): Correct test for multiplication
16757 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
16759 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
16760 using ix86_expand_binary_operator instead of gen_andsi3.
16762 2016-03-24 Richard Biener <rguenther@suse.de>
16764 PR tree-optimization/70396
16765 * tree-vect-stmts.c (vectorizable_comparison): Use
16766 get_vectype_for_scalar_type.
16768 2016-03-24 Richard Biener <rguenther@suse.de>
16770 PR middle-end/70370
16771 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
16772 with register bases.
16774 2016-03-24 Richard Biener <rguenther@suse.de>
16776 PR tree-optimization/70372
16777 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
16778 build_all_ones_cst to also handle vector types correctly.
16780 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16783 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
16786 2016-03-23 Marek Polacek <polacek@redhat.com>
16789 * doc/invoke.texi: Document -Wignored-attributes.
16791 2016-03-23 Bin Cheng <bin.cheng@arm.com>
16793 PR tree-optimization/69042
16794 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
16795 parameter from 30 to 40.
16797 2016-03-23 Bin Cheng <bin.cheng@arm.com>
16799 PR tree-optimization/69042
16800 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
16801 for use with constant offset stripped in base.
16803 2016-03-23 Richard Biener <rguenther@suse.de>
16805 PR middle-end/70251
16806 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
16807 mode compatibility check.
16808 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
16810 2016-03-23 Jeff Law <law@redhat.com>
16812 PR tree-optimization/64058
16813 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
16815 (struct ssa_conflicts): Move up earlier in the file.
16816 (conflicts_, var_map_): New static variables.
16817 (initialize_conflict_count): New function to initialize the
16818 CONFLICT_COUNT field for each conflict pair.
16819 (compare_pairs): Lazily initialize the conflict count and use it
16820 as the first tie-breaker.
16821 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
16822 and wipe conflicts_ and map_ around the call to qsort. Remove
16823 special case for 2 coalesce pairs.
16824 * bitmap.c (bitmap_count_unique_bits): New function.
16825 (bitmap_count_bits_in_word): New function, extracted from
16827 (bitmap_count_bits): Use bitmap_count_bits_in_word.
16828 * bitmap.h (bitmap_count_unique_bits): Declare it.
16830 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
16833 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
16834 transparent alias chain for decl assembler name.
16835 * config/sol2.c (solaris_assemble_visibility): Likewise.
16837 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16839 * config/arm/arm1020e.md (1020call_op): Reduce reservation
16841 (v10_fdivs): Likewise.
16842 (v10_fdivd): Likewise.
16844 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16847 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
16848 to not call fclose twice on file.
16850 2016-03-23 Jakub Jelinek <jakub@redhat.com>
16852 PR tree-optimization/70354
16853 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
16854 oprnd0 is wider than oprnd1 and there is a cast from the wider
16855 type to oprnd1, mask it with the mask of the narrower type.
16858 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
16859 Optimize TARGET_STV splitters, if high or low word of last argument
16862 2016-03-22 Jeff Law <law@redhat.com>
16865 tree-ssa-threadbackward.c
16866 (fsm_find_control_statement_thread_paths): Correctly distinguish
16867 between old style jump threads vs FSM jump threads.
16869 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
16872 * config/i386/i386.c (scalar_chain::convert_op): Support
16873 uninitialized register usage case.
16875 2016-03-22 Richard Biener <rguenther@suse.de>
16877 PR middle-end/70251
16878 * genmatch.c (gen_transform): Adjust last parameter to a three-state
16880 (capture::gen_transform): ... to change behavior when substituting
16881 a condition into cond or not-cond expr context.
16882 (dt_simplify::gen_1): Adjust.
16883 * gimple-match-head.c: Include gimplify.h for unshare_expr.
16884 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
16885 last change and instead change to
16886 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
16887 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
16889 2016-03-22 Anthony Green <green@moxielogic.com>
16891 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
16892 issue for moxiebox targets.
16893 (CC1PLUS_SPEC): Ditto.
16895 2016-03-22 Richard Biener <rguenther@suse.de>
16897 PR middle-end/70333
16898 * fold-const.c (extract_muldiv_1): Properly perform multiplication
16901 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
16903 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
16905 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
16908 * config/i386/i386.c (def_builtin): Handle
16909 OPTION_MASK_ISA_AVX512VL to be and-ed with other
16911 (const struct builtin_description bdesc_special_args[]):
16912 Remove duplicate ISA bits.
16914 2016-03-22 Jakub Jelinek <jakub@redhat.com>
16917 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
16918 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
16919 in a way that works also for AVX512BW.
16922 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
16923 instead of source if operands[1] is xmm16 and above and
16924 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
16925 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
16928 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
16929 on assign if (*from_p) is a comparison, set it to
16930 TREE_NO_WARNING (*from_p).
16932 2016-03-21 Jakub Jelinek <jakub@redhat.com>
16934 PR middle-end/70326
16935 * lra.c (restore_scratches): Ignore deleted insns.
16937 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
16938 Jakub Jelinek <jakub@redhat.com>
16940 PR tree-optimization/70317
16941 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
16944 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
16947 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
16948 of ix86_expand_move.
16950 (movti): Use general_operand for operand 1 predicate.
16952 2016-03-21 Martin Liska <mliska@suse.cz>
16954 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
16956 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
16958 2016-03-21 Martin Liska <mliska@suse.cz>
16961 * ipa-icf.c (sem_function::parse): Skip static
16962 constructors and destructors.
16964 2016-03-21 Jakub Jelinek <jakub@redhat.com>
16967 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
16968 function-like macro, peek following token(s) if it is followed
16969 by CPP_OPEN_PAREN token with optional padding in between, and
16970 if not, don't treat it like a macro.
16972 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
16973 Alexander Monakov <amonakov@ispras.ru>
16975 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
16976 for the stabs debug format.
16978 2016-03-21 Richard Biener <rguenther@suse.de>
16980 PR tree-optimization/70310
16981 * tree-vect-generic.c (expand_vector_condition): Fold the built
16984 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
16987 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
16988 Block third alternative for AVX-512VL target,
16990 2016-03-21 Martin Liska <mliska@suse.cz>
16993 * hsa-brig.c (emit_function_directives): Mark unemitted
16994 global variables for emission.
16995 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
16996 (get_symbol_for_decl): Likewise.
16997 * hsa.h (struct hsa_symbol): New flag.
16999 2016-03-21 Richard Biener <rguenther@suse.de>
17001 PR tree-optimization/70288
17002 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
17003 we do not estimate unsimplified all-constant conditionals or
17004 switches as optimized away.
17006 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
17008 PR rtl-optimization/69102
17009 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
17010 when we have a readonly dependency context.
17012 2016-03-18 Jeff Law <law@redhat.com>
17014 PR rtl-optimization/70263
17015 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
17016 (update_equiv_regs): When trying to move a store to after the insn
17017 that sets the source of the store, make sure the store occurs after
17018 the insn that sets the source of the store. When successful note
17019 the REG_EQUIV note created in the dump file.
17021 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
17022 Bernd Schmidt <bschmidt@redhat.com>
17024 * doc/extend.texi: Document more potential problems with basic asms.
17026 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
17028 PR rtl-optimization/70278
17029 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
17032 2016-03-18 Jason Merrill <jason@redhat.com>
17034 * calls.c (load_register_parameters): Fix zero size sibcall logic.
17036 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
17038 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
17039 values to 128b regs.
17041 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
17043 PR tree-optimization/70252
17044 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
17045 boolean vector has a proper number of elements.
17046 (supportable_narrowing_operation): Likewise.
17048 2016-03-18 Tom de Vries <tom@codesourcery.com>
17051 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
17053 2016-03-18 Jakub Jelinek <jakub@redhat.com>
17055 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
17056 instead of replace_rtx for DEBUG_INSNs.
17058 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
17060 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
17061 load type reservations.
17063 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
17066 * config/pa/constraints.md: Revert 2015-02-13 change. Use
17067 define_constraint for "Q" and "T" constraints.
17069 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
17071 Tweak the pipeline model for Exynos M1
17073 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
17076 2016-03-17 David Malcolm <dmalcolm@redhat.com>
17079 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
17080 where one or both locations aren't within a line_map.
17082 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
17085 * opts.c (finish_options): Don't set flag_pie to the default if
17086 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
17089 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
17091 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
17092 true as ALL_REGS argument to replace_rtx.
17094 2016-03-17 Richard Biener <rguenther@suse.de>
17097 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
17100 2016-03-17 Jakub Jelinek <jakub@redhat.com>
17103 * rtl.h (replace_rtx): Add ALL_REGS argument.
17104 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
17105 equality and assert mode is the same, instead of just rtx pointer
17107 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
17108 true as ALL_REGS argument to replace_rtx.
17110 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
17112 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
17113 for boolean vector with vector mode only.
17114 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
17116 2016-03-17 Nick Clifton <nickc@redhat.com>
17119 * config/rx/rx.c (rx_print_integer): Print negative constants in
17122 2016-03-17 Jakub Jelinek <jakub@redhat.com>
17125 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
17127 2016-03-16 Richard Henderson <rth@redhat.com>
17128 Richard Biener <rguenth@suse.de>
17130 PR middle-end/70240
17131 PR middle-end/68215
17133 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
17134 first operand as is_gimple_condexpr.
17136 PR middle-end/70240
17137 PR middle-end/68215
17139 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
17140 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
17141 Do not gimplify the result.
17142 (do_unop): Adjust call to tree_vec_extract.
17143 (do_binop): Likewise.
17144 (do_compare): Likewise.
17145 (do_plus_minus): Likewise.
17146 (do_negate): Likewise.
17147 (expand_vector_condition): Likewise.
17148 (do_cond): Likewise.
17150 2016-03-16 Richard Henderson <rth@redhat.com>
17153 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
17154 (aarch64_classify_address): Use it.
17155 (aarch64_legitimize_address): Force all subexpressions of PLUS
17156 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
17158 2016-03-16 Jakub Jelinek <jakub@redhat.com>
17159 Richard Biener <rguenth@suse.de>
17162 * rtlanal.c (replace_rtx): For REG, if from is a REG,
17163 return to even if only REGNO is equal, and assert
17166 2016-03-11 Jeff Law <law@redhat.com>
17168 PR rtl-optimization/70224
17169 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
17171 2016-03-16 Richard Henderson <rth@redhat.com>
17173 PR middle-end/70199
17174 * function.h (struct function): Add has_forced_label_in_static.
17175 * gimplify.c (force_labels_r): Set it.
17176 * lto-streamer-in.c (input_struct_function_base): Read it.
17177 * lto-streamer-out.c (output_struct_function_base): Write it.
17178 * tree-inline.c (has_label_address_in_static_1): Remove.
17179 (copy_forbidden): Remove fndecl parameter; test
17180 has_forced_label_in_static.
17181 (inline_forbidden_p): Update call to copy_forbidden.
17182 (tree_versionable_function_p): Likewise.
17183 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
17184 (chkp_versioning): Likewise.
17185 * tree-inline.h (copy_forbidden): Update decl.
17187 2016-03-16 Marek Polacek <polacek@redhat.com>
17190 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
17191 function being thunked if the result type doesn't have fixed size.
17192 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
17193 doesn't have fixed size.
17195 2016-03-16 Bin Cheng <bin.cheng@arm.com>
17197 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
17198 reporting malformed loop nest.
17200 2016-03-16 Tom de Vries <tom@codesourcery.com>
17203 * ipa-devirt.c (possible_polymorphic_call_targets): Move
17204 nodes.length () == 1 test to before first nodes[0] access.
17206 2016-03-16 Tom de Vries <tom@codesourcery.com>
17208 PR tree-optimization/68715
17209 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
17210 single_pred_p test.
17212 2016-03-16 Tom de Vries <tom@codesourcery.com>
17214 PR tree-optimization/68809
17215 * graphite-scop-detection.c (same_close_phi_node): Test if result types
17218 2016-03-16 Carlos O'Donell <carlos@redhat.com>
17219 Sandra Loosemore <sandra@codesourcery.com>
17221 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
17222 on leaf attribute. Mention ELF interposition problems.
17224 2016-03-16 Alan Modra <amodra@gmail.com>
17226 PR rtl-optimization/69195
17227 PR rtl-optimization/47992
17228 * ira.c (indirect_jump_optimize): Ignore artificial defs.
17231 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
17234 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
17236 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17238 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
17240 2016-03-15 Jakub Jelinek <jakub@redhat.com>
17242 PR rtl-optimization/70222
17243 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
17244 optimization if mode is different from result_mode, queue up masking
17245 of the result in outer_op. Formatting fix.
17247 PR middle-end/70239
17248 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
17251 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
17253 PR rtl-optimization/69032
17254 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
17255 looping backwards over basic block insns.
17257 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
17260 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
17261 to non-speculative when propagating trap bits.
17263 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
17265 PR rtl-optimization/63384
17266 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
17267 DEBUG_INSN_P insns.
17269 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
17272 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
17273 factored out from ...
17274 (sched_analyze_insn): ... here.
17275 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
17276 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
17277 get_implicit_reg_pending_clobbers in it.
17278 (setup_id_reg_sets): Use setup_id_implicit_regs.
17279 (deps_init_id): Ditto.
17281 2016-03-15 Tom de Vries <tom@codesourcery.com>
17284 * cgraph.c (cgraph_node::get_body): Save, reset and restore
17286 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
17287 execute_function_dump.
17288 (execute_one_pass): Don't dump function if it will be dumped after ipa
17291 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
17293 * genrecog.c (match_pattern_2): If pred is NULL don't call
17294 safe_predicate_mode on it.
17296 2016-03-14 Jakub Jelinek <jakub@redhat.com>
17298 PR middle-end/70219
17299 * lra-constraints.c (delete_move_and_clobber): Change assertion
17300 to also allow dregno == 0.
17302 2016-03-14 Richard Henderson <rth@redhat.com>
17305 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
17306 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
17307 (reassociate_bb): Use optimize_vec_cond_expr; avoid
17308 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
17311 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
17314 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
17316 (lra_create_live_ranges_1): initialize hard register biggest_mode to
17318 * lra-constraints.c (split_reg): For hard regs, try to find the
17319 biggest single-register mode used in the function.
17321 2016-03-14 Richard Biener <rguenther@suse.de>
17323 PR tree-optimization/56365
17324 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
17325 constants to compare against.
17327 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
17330 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
17331 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
17332 (define_split for the GPR case): Use int_reg_operand instead of
17333 gpc_reg_operand for the output.
17335 2016-03-14 Tom de Vries <tom@codesourcery.com>
17337 PR tree-optimization/70045
17338 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
17339 create_empty_if_region_on_edge argument.
17341 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
17343 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
17344 (STACK_CHECK_PROTECT): Likewise.
17345 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
17346 (STACK_CHECK_PROTECT): Likewise.
17347 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
17348 (STACK_CHECK_PROTECT): Likewise.
17349 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
17350 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
17351 (STACK_CHECK_PROTECT): Likewise.
17353 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
17355 PR rtl-optimization/69307
17356 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
17357 registers in modes that span more than one register.
17359 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
17362 * lra-constraints.c (delete_move_and_clobber): New.
17363 (remove_inheritance_pseudos): Use it.
17365 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
17368 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
17369 the libcall is LCT_THROW.
17370 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
17371 for the checking routine.
17373 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
17376 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
17377 optimization if we have direct move.
17378 (roundu32<mode>2_fprs): Likewise.
17380 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
17383 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
17385 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
17386 Arguments swapped. All callers changed. Take reg_renumber into
17387 account, and Calculate and compare register ranges for hard regs.
17389 2016-03-11 Jeff Law <law@redhat.com>
17391 PR tree-optimization/70190
17392 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
17393 Handle cases where we can not extract the taken edge, even though we
17394 found a constant value.
17396 PR tree-optimization/64058
17397 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
17398 (num_coalesce_pairs): Move up earlier in file.
17399 (find_coalesce_pair): Initialize the INDEX field for each pair
17401 (compare_pairs): No longer sort on the elements in each pair.
17402 Instead break ties with the index of the coalesce pair.
17404 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17407 * config/aarch64/aarch64-protos.h
17408 (aarch64_save_restore_target_globals): New prototype.
17409 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
17410 Call the above when popping pragma.
17411 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
17413 (aarch64_set_current_function): Rewrite using the above.
17415 2016-03-11 Jakub Jelinek <jakub@redhat.com>
17417 PR tree-optimization/70177
17418 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
17419 (extract_ops_from_tree): ... this. In the 2 argument
17420 overload remove _1 suffix.
17421 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
17422 (extract_ops_from_tree): ... this.
17423 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
17425 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
17426 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
17427 extract_ops_from_tree instead of 2 operand one.
17429 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
17431 PR tree-optimization/70013
17432 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
17433 for constant-pool entries.
17435 2016-03-11 Jakub Jelinek <jakub@redhat.com>
17437 PR rtl-optimization/70174
17438 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
17439 followed by gen_lowpart on force_reg instead of just gen_lowpart.
17441 PR tree-optimization/70169
17442 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
17443 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
17446 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
17447 Jakub Jelinek <jakub@redhat.com>
17450 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
17451 of uninitialized values.
17453 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17455 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
17457 ("*trunctddd2"): New pattern definition.
17458 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
17461 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17463 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
17464 definitions for BFP and DFP rounding modes.
17465 ("fixuns_truncdddi2", "fixuns_trunctddi2")
17466 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
17467 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
17468 ("fix_trunctf<mode>2"): Use the new constants instead of magic
17471 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17473 * config/s390/constraints.md: Adjust comment.
17474 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
17475 s390_decompose_addrstyle_without_index.
17476 * config/s390/predicates.md (shift_count_or_setmem_operand):
17477 Rename to setmem_operand.
17478 * config/s390/s390-protos.h
17479 (s390_decompose_shift_count): Rename to
17480 s390_decompose_addrstyle_without_index.
17481 * config/s390/s390.c (s390_decompose_shift_count)
17482 (s390_mem_constraint, print_shift_count_operand)
17483 (print_operand_address, print_operand): Rename
17484 s390_decompose_shift_count to
17485 s390_decompose_addrstyle_without_index and rename
17486 print_shift_count_operand to print_addrstyle_operand troughout the
17488 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
17489 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
17490 Rename shift_count_or_setmem_operand to setmem_operand.
17491 * config/s390/vx-builtins.md ("vec_insert<mode>")
17492 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
17495 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17498 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
17499 Handle overlapping retval and newval.
17501 2016-03-10 Nick Clifton <nickc@redhat.com>
17504 * config/aarch64/aarch64.c
17505 (aarch64_override_options_after_change_1): When forcing
17506 flag_omit_frame_pointer to be true, use a special value that can
17507 be detected if this function is called again, thus preventing
17508 flag_omit_leaf_frame_pointer from being forced to be false.
17510 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17512 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
17513 Set x_flag_omit_leaf_frame_pointer when handling
17514 -momit-leaf-frame-pointer.
17516 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17519 * cgraph.c (cgraph_node::dump): Dump split_part and
17520 indirect_call_target.
17521 * cgraph.h (cgraph_node): Add indirect_call_target flag.
17522 * ipa.c (has_addr_references_p): Cleanup.
17523 (is_indirect_call_target_p): New.
17524 (walk_polymorphic_call_targets): Do not mark virtuals that may be
17525 called indirectly as local.
17526 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
17528 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17531 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
17532 on cxa_pure_virtual.
17534 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17537 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
17539 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17542 * tree.c (need_assembler_name_p): Only record main variant type names.
17544 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
17547 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
17548 Always define to 0 or 1.
17549 (TARGET_FIX_ERR_A53_843419): New macro.
17550 * config/aarch64/aarch64-elf-raw.h
17551 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
17552 * config/aarch64/aarch64-linux.h: Likewise.
17553 * config/aarch64/aarch64.c
17554 (aarch64_override_options_after_change_1): Do not default
17555 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
17557 (aarch64_attributes): Handle fix-cortex-a53-843419.
17558 (aarch64_can_inline_p): Likewise.
17559 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
17561 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
17562 Jakub Jelinek <jakub@redhat.com>
17564 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
17565 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
17566 DECL_COMMONS if flag_unconstrained_commons is set.
17567 * tree-dfa.c (get_ref_base_and_extent): Likewise.
17568 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
17569 (funconstrained-commons): Document.
17571 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
17573 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
17574 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
17576 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
17578 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
17579 has a proper number of elements.
17581 2016-03-10 Alan Modra <amodra@gmail.com>
17583 PR rtl-optimization/69195
17584 PR rtl-optimization/47992
17585 * ira.c (recorded_label_ref): Delete.
17586 (update_equiv_regs): Return void.
17587 (indirect_jump_optimize): New function.
17588 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
17589 before regstat_compute_ri. Don't rebuild_jump_labels here.
17590 Delete update_regstat.
17592 2016-03-10 Richard Biener <rguenther@suse.de>
17594 PR tree-optimization/70128
17595 * tree-ssa-structalias.c (set_uids_in_ptset): Set
17596 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
17598 2016-03-09 Jakub Jelinek <jakub@redhat.com>
17600 PR tree-optimization/70152
17601 * tree-sra.c (replace_removed_params_ssa_names): Copy over
17602 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
17605 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
17606 instead of gen_sse2_loadlpd.
17607 * config/i386/sse.md (*vec_concatv2df): Rename to...
17608 (vec_concatv2df): ... this.
17610 PR tree-optimization/70127
17611 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
17613 2016-03-09 David Malcolm <dmalcolm@redhat.com>
17617 * diagnostic-show-locus.c (compatible_locations_p): New function.
17618 (layout::layout): Sanitize ranges using compatible_locations_p.
17620 2016-03-09 David Malcolm <dmalcolm@redhat.com>
17624 * diagnostic-show-locus.c (layout_range::layout_range): Replace
17625 location_range param with three const expanded_locations * and a
17627 (layout::layout): Replace call to
17628 rich_location::lazily_expand_location with get_expanded_location.
17629 Extract the range and perform location expansion here, passing
17630 the results to the layout_range ctor.
17631 * diagnostic.c (source_range::debug): Delete.
17632 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
17633 of rich_location::get_expanded_location.
17634 * gcc-rich-location.c (get_range_for_expr): Delete.
17635 (gcc_rich_location::add_expr): Reimplement to avoid the
17636 rich_location::add_range overload that took a location_range,
17637 passing a location_t instead.
17639 2016-03-09 Richard Biener <rguenther@suse.de>
17640 Jakub Jelinek <jakub@redhat.com>
17642 PR tree-optimization/70138
17643 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
17644 Also skip vect_double_reduction_def.
17646 2016-03-09 Jakub Jelinek <jakub@redhat.com>
17649 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
17650 if the operand is "m".
17652 2016-03-09 Nathan Sidwell <nathan@acm.org>
17654 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
17656 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
17658 * config/i386/i386.c (processor_target_table): Fix cost table
17659 intialization order for znver1.
17661 2016-03-08 Jakub Jelinek <jakub@redhat.com>
17663 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
17664 - becuase -> because.
17665 * ipa-reference.c (ignore_module_statics): Likewise.
17666 * cgraph.c (cgraph_node::get_body): Likewise.
17667 * ipa-inline.c (early_inliner): Likewise.
17668 * ipa-devirt.c (types_same_for_odr): Likewise.
17669 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
17670 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
17672 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17674 * tree-ssa-math-opts.c: Fix typo in comment.
17676 2016-03-08 Jakub Jelinek <jakub@redhat.com>
17679 * config/i386/i386.c (scalar_chain::make_vector_copies,
17680 scalar_chain::convert_reg): Call end_sequence in between
17681 get_insns and emit_conversion_insns rather than after both
17684 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
17687 * config/i386/i386.h (machine_function): Add
17688 pc_thunk_call_expanded flag.
17689 (ix86_pc_thunk_call_expanded): New define.
17690 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
17691 (*set_got): Rename insn pattern from set_got.
17692 (*set_got_labelled): Rename inst pattern from set_got_labelled.
17693 * config/i386/i386.c (ix86_compute_frame_layout): Use
17694 ix86_pc_thunk_call_expanded to prevent red-zone.
17696 2016-03-07 Martin Jambor <mjambor@suse.cz>
17698 * hsa.h (hsa_get_ctor_statements): Declare.
17699 (hsa_get_dtor_statements): Likewise.
17700 (hsa_get_kernel_dispatch_type): Likewise.
17701 * hsa.c (hsa_get_ctor_statements): New function.
17702 (hsa_get_dtor_statements): Likewise.
17703 (hsa_get_kernel_dispatch_type): Likewise.
17704 * hsa-brig.c (hsa_cdtor_statements): Removed.
17705 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
17706 hsa_get_dtor_statements.
17707 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
17708 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
17710 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
17712 * config/arm/arm-cores.def (cortex-r8): New.
17713 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
17714 * config/arm/arm-tune.md: Likewise.
17715 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
17717 2016-03-07 Martin Sebor <msebor@redhat.com>
17719 PR rtl-optimization/19705
17720 * doc/invoke.texi (Options That Control Optimization): Clarify
17721 -fno-branch-count-reg.
17723 2016-02-26 Richard Biener <rguenther@suse.de>
17724 Jeff Law <law@redhat.com>
17726 PR tree-optimization/69740
17727 * cfghooks.c (remove_edge): Request loop fixups if we delete
17728 an edge that might turn an irreducible loop into a natural
17730 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
17731 Move after definition of loops_state_clear.
17733 2016-03-07 Bin Cheng <bin.cheng@arm.com>
17735 PR rtl-optimization/69052
17736 * rtlanal.c (commutative_operand_precedence): Set higher precedence
17739 2016-03-07 Tom de Vries <tom@codesourcery.com>
17741 PR tree-optimization/70116
17742 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
17743 is_tm_ending stmts and ubsan/asan internal functions.
17744 (find_duplicate): Use it. Don't test is_tm_ending here.
17746 2016-03-07 Richard Biener <rguenther@suse.de>
17748 PR tree-optimization/70115
17749 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
17750 (propagate_constants_for_unrolling): Use replace_uses_by.
17752 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
17754 PR middle-end/69916
17755 * omp-low.c (struct oacc_loop): Add ifns.
17756 (new_oacc_loop_raw): Initialize it.
17757 (finish_oacc_loop): Clear mask & flags if no ifns.
17758 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
17759 (oacc_loop_xform_loop): Add ifns arg & adjust.
17760 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
17762 2016-03-07 Richard Henderson <rth@redhat.com>
17765 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
17766 (insert_value_copy_on_edge): Likewise.
17768 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17770 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
17772 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17775 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
17777 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
17779 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
17781 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
17783 Fix sseimul type attribute.
17784 * config/i386/znver1.md
17785 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
17786 znver1_sseimul_avx256_load) : Fix the type attribute.
17787 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
17788 pipe usage and latency.
17790 2016-03-05 Jakub Jelinek <jakub@redhat.com>
17793 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
17794 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
17797 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
17800 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
17802 PR rtl-optimization/69941
17803 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
17804 the reg share its mode.
17806 2016-03-04 Jeff Law <law@redhat.com>
17808 PR tree-optimization/69196
17809 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
17810 If the both SSA_NAMEs are anonymous, then consider them unassociated
17811 and include the PHI in the statement count.
17813 2016-03-05 Tom de Vries <tom@codesourcery.com>
17815 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
17816 construct in oacc routine. Check for oacc region in oacc routine.
17818 2016-03-04 Jakub Jelinek <jakub@redhat.com>
17821 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
17822 2016-02-22 changes, instead don't recurse if RECUR is already true.
17823 Don't change *dynamic_check if RECUR. Adjust recursive caller
17824 to pass true to the new argument.
17825 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
17828 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
17829 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
17831 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
17833 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
17835 PR rtl-optimization/57676
17836 * lra-assigns.c (lra_assign): Guard test for maximum iterations
17837 with flag_checking.
17839 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
17841 * tree-vect-patterns.c (search_type_for_mask): Handle
17842 comparison of booleans.
17844 2016-03-04 Jakub Jelinek <jakub@redhat.com>
17846 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
17850 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
17851 all other ops that have dw_val_class_die_ref operands,
17852 and DW_OP_GNU_entry_value.
17854 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17856 PR rtl-optimization/69904
17857 * config/arm/arm.c (arm_cannot_copy_insn_p):
17858 Return true for load-exclusive instructions.
17860 2016-03-03 Jakub Jelinek <jakub@redhat.com>
17863 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
17864 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
17865 the pattern no matter if it is used just by non-pattern, pattern
17867 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
17868 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
17869 oprnd1 def_stmt is in pattern, don't look through it.
17871 2016-03-03 Marek Polacek <polacek@redhat.com>
17873 PR middle-end/70050
17874 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
17876 2016-03-03 Martin Liska <mliska@suse.cz>
17878 PR tree-optimization/70043
17879 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
17880 previous statement if we see a debug statement.
17882 2016-03-03 Richard Biener <rguenther@suse.de>
17884 PR tree-optimization/55936
17885 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
17886 parameter and guard unsafe equivalence use.
17887 (vrp_evaluate_conditional_warnv_with_ops): Always use
17888 safe equivalences but not via the quadratic compare_names
17891 2016-03-03 Michael Collison <michael.collison@linaro.org>
17894 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
17895 for operand 1 to s_register_operand. Change predicate for operand
17896 2 to arm_not_immediate_operand.
17898 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
17900 * doc/tm.texi: Regenerated.
17902 2016-03-02 Richard Henderson <rth@redhat.com>
17905 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
17906 simplification when all args are positive non-fixed registers.
17908 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17910 * target.def (lra_p): Specify that new ports should use LRA.
17912 2016-03-02 Jakub Jelinek <jakub@redhat.com>
17915 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
17916 gimplify_type_sizes the type they refer to.
17917 (omp_notice_variable): Handle reference vars to VLAs.
17918 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
17919 reference to VLA decls in the second pass instead of first pass.
17921 2016-03-02 Tom de Vries <tom@codesourcery.com>
17923 PR tree-optimization/68659
17924 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
17925 new_expr == NULL_TREE.
17926 (get_new_name): Handle ADDR_EXPR.
17928 2016-03-02 Bin Cheng <bin.cheng@arm.com>
17930 PR rtl-optimization/69052
17931 * loop-invariant.c (canonicalize_address): New function.
17932 (inv_can_prop_to_addr_use): Check validity of address expression
17933 which is canonicalized by above function.
17935 2016-03-02 Alan Modra <amodra@gmail.com>
17938 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
17941 2016-03-02 Jakub Jelinek <jakub@redhat.com>
17944 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
17945 (*movhi_internal): Put mask moves from and to memory separately
17946 from moves from/to GPRs.
17948 2016-03-02 Richard Biener <rguenther@suse.de>
17950 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
17951 GENERIC expressions in GIMPLE.
17953 2016-03-02 Richard Biener <rguenther@suse.de>
17955 * config/i386/i386.c (type_natural_mode): Fix typo.
17957 2016-03-02 Nick Clifton <nickc@redhat.com>
17959 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
17961 2016-03-02 Richard Biener <rguenther@suse.de>
17962 Uros Bizjak <ubizjak@gmail.com>
17965 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
17967 2016-03-02 Richard Biener <rguenther@suse.de>
17969 PR middle-end/67278
17970 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
17972 2016-03-02 Marek Polacek <polacek@redhat.com>
17975 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
17976 "is promoted to" warning.
17978 2016-03-01 DJ Delorie <dj@redhat.com>
17980 * config.gcc: Deprecate mep-*.
17982 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
17984 PR middle-end/70025
17985 * lra-constraints.c (regno_val_use_in): New.
17986 (match_reload): Use it instead of regno_use_in.
17988 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
17990 PR rtl-optimization/70007
17991 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
17992 references present in REG_EQUAL notes attached to non-SET patterns.
17994 2016-03-01 Jeff Law <law@redhat.com>
17996 PR tree-optimization/69196
17997 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
17998 Appropriately clamp the number of statements to copy when the
17999 thread path does not traverse a loop backedge.
18001 PR tree-optimization/69196
18002 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
18003 Do count some PHIs in the thread path against the insn count. Decrease
18004 final statement count by one as the control statement in the last
18005 block will get removed. Remove special cased code for handling PHIs
18008 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
18011 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
18012 asm dialect alternatives to explicit GOTPCREL calls.
18014 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
18017 * ira.c (do_reload): Issue warning for generic stack checking here...
18018 * reload1.c (reload): ...instead of here and streamline it.
18020 2016-03-01 Nick Clifton <nickc@redhat.com>
18022 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
18024 2016-03-01 Richard Biener <rguenther@suse.de>
18026 PR tree-optimization/69983
18027 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
18028 types and fall back to operand_equal_p.
18030 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18033 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18035 * config/s390/constraints.md ("jm8"): New constraint.
18036 * config/s390/predicates.md ("const_int_8bitset_operand"): New
18038 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
18040 ("*setmem_long<setmem_and>"): New pattern.
18041 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
18043 ("*setmem_long_31z<setmem_and>"): New pattern.
18044 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
18045 New substitution rules with the required attributes.
18048 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18051 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18053 * gensupport.c (process_substs_on_one_elem): Split loop to
18054 complete mark_operands_used_in_match_dup on all expressions in the
18056 (adjust_operands_numbers): Inline into process_substs_on_one_elem
18057 and remove function.
18059 2016-03-01 Richard Biener <rguenther@suse.de>
18061 PR middle-end/70022
18062 * fold-const.c (fold_indirect_ref_1): Fix range checking for
18063 vector BIT_FIELD_REF extract.
18065 2016-03-01 Richard Biener <rguenther@suse.de>
18067 PR tree-optimization/69994
18068 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
18070 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
18072 PR tree-optimization/69956
18073 * tree-vect-stmts.c (supportable_widening_operation): Support
18074 multi-step conversion of boolean vectors.
18075 (supportable_narrowing_operation): Likewise.
18077 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18079 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
18082 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18084 * config/s390/subst.md (DSI_VI): New mode iterator.
18085 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
18086 * config/s390/vector.md ("vec_set<mode>"): Move expander before
18087 the insn definition.
18088 ("*vec_set<mode>"): Change predicate and add alternative to
18089 support only either register or const_int operands as element
18091 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
18093 ("vec_extract<mode>"): New expander.
18094 ("*vec_extract<mode>"): New insn definition supporting reg and
18095 const_int element selectors.
18096 ("*vec_extract<mode>_plus"): New insn definition supporting
18097 reg+const_int element selectors.
18098 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
18099 following expander+insn definition.
18100 ("<vec_shifts_name><mode>3"): New expander.
18101 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
18103 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18105 * config/s390/s390.md ("*tabort_1"): Change predicate to
18106 nonmemory_operand. Add a second alternative to cover
18107 register as well as const int operands.
18108 ("*tabort_1_plus"): New pattern definition.
18110 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18112 * config/s390/s390.md ("*ashrdi3_cc_31")
18113 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
18114 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
18115 Merge insn definitions into ...
18116 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
18117 New pattern definition.
18118 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
18119 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
18120 ("*ashr<mode>3_and"): Merge insn definitions into ...
18121 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
18122 New pattern definition.
18123 * config/s390/subst.md ("addr_style_op_cc_subst")
18124 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
18125 substitutions patterns plus attributes.
18126 Add ashiftrt to SUBST iterator.
18128 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18130 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
18131 op2 to nonmemory_operand.
18132 ("*<shift>di3_31", "*<shift>di3_31_and"):
18133 Merge into single pattern definition ...
18134 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
18135 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
18136 pattern definition ...
18137 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
18138 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
18141 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18143 * config/s390/predicates.md (const_int_6bitset_operand): New
18145 * config/s390/s390.md: Include subst.md.
18146 ("rotl<mode>3"): New expander.
18147 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
18149 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
18150 * config/s390/subst.md: New file.
18152 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18154 * config/s390/s390.md ("op_type", "atype", "length" attributes):
18155 Remove RRR type. It doesn't really exist.
18156 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
18158 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
18159 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
18160 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
18161 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
18162 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
18163 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
18164 `enabled' attribute.
18166 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18168 * gensupport.c (process_substs_on_one_elem): Split loop to
18169 complete mark_operands_used_in_match_dup on all expressions in the
18171 (adjust_operands_numbers): Inline into process_substs_on_one_elem
18172 and remove function.
18174 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
18177 * config/sparc/sparc.c (NWORDS_UP): Rename to...
18178 (CEIL_NWORDS): ...this. Use CEIL macro.
18179 (compute_fp_layout): Adjust to above renaming.
18180 (function_arg_union_value): Likewise.
18181 (sparc_arg_partial_bytes): Likewise.
18182 (sparc_function_arg_advance): Likewise.
18184 2016-02-29 Jeff Law <law@redhat.com>
18186 PR tree-optimization/70005
18187 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
18188 where an object with a boolean range is compared against a value
18191 PR tree-optimization/69999
18192 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
18193 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
18196 2016-02-29 Richard Biener <rguenther@suse.de>
18198 PR tree-optimization/69994
18199 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
18200 (get_unary_op): Look through nop conversions.
18201 (ops_equal_values_p): New function, look for equality diregarding
18203 (eliminate_plus_minus_pair): Use ops_equal_values_p
18204 (repropagate_negates): Do not use get_unary_op here.
18206 2016-02-29 Martin Liska <mliska@suse.cz>
18208 * system.h: Poison ENABLE_CHECKING macro.
18210 2016-02-29 Martin Liska <mliska@suse.cz>
18212 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
18213 is presented in dump flags.
18214 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
18215 (hsa_regalloc): Likewise.
18217 2016-02-19 Richard Biener <rguenther@suse.de>
18219 PR tree-optimization/69980
18220 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
18221 permutation of those we need to keep.
18223 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
18226 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
18227 (NWORDS_UP): ...this
18228 (init_cumulative_args): Minor tweaks.
18229 (sparc_promote_function_mode): Likewise.
18230 (scan_record_type): Delete.
18231 (traverse_record_type): New function template.
18232 (classify_data_t): New structure type.
18233 (classify_registers): New inline function.
18234 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
18235 exhausted. Instantiate traverse_record_type on classify_registers and
18236 deal with the case of a structure passed in slot #15 with no FP field
18238 (assign_data_t): New structure type.
18239 (compute_int_layout): New static function.
18240 (compute_fp_layout): Likewise.
18241 (count_registers): New inline function.
18242 (assign_int_registers): New static function.
18243 (assign_fp_registers): Likewise.
18244 (assign_registers): New inline function.
18245 (function_arg_record_value_1): Delete.
18246 (function_arg_record_value_2): Likewise.
18247 (function_arg_record_value_3): Likewise.
18248 (function_arg_record_value): Adjust to above changes. Instantiate
18249 traverse_record_type on count_registers to first count the number of
18250 registers to be used and then on assign_registers to assign them.
18251 (function_arg_union_value): Adjust to above renaming.
18252 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
18253 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
18254 case of a structure passed in slot #15
18255 (sparc_function_arg_advance): Likewise.
18256 (function_arg_padding): Minor tweak.
18258 2016-02-29 Richard Biener <rguenther@suse.de>
18260 PR tree-optimization/69720
18261 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
18262 the adjustment_def path for possibly vectorized defs.
18263 (vect_create_epilog_for_reduction): Handle vectorized initial
18266 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
18268 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
18270 2016-02-27 Jeff Law <law@redhat.com>
18273 2016-02-26 Richard Biener <rguenther@suse.de>
18274 Jeff Law <law@redhat.com>
18276 PR tree-optimization/69740
18277 * cfghooks.c (remove_edge): Request loop fixups if we delete
18278 an edge that might turn an irreducible loop into a natural
18281 2016-02-27 Jakub Jelinek <jakub@redhat.com>
18283 PR rtl-optimization/69896
18284 * tree-vect-generic.c (get_compute_type): Avoid single element
18287 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
18289 Rename the AArch64 tuning option and related functions to enable the
18290 Newton series for the reciprocal square root to reflect its
18291 approximative characteristic.
18293 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
18294 function to "aarch64_emit_approx_rsqrt".
18295 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
18296 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
18297 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
18298 (xgene1_tunings): Likewise.
18299 (use_rsqrt_p): Likewise.
18300 (aarch64_emit_swrsqrt): Use new function name.
18301 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
18302 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
18303 text explaining this option.
18304 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
18306 2016-02-26 Jakub Jelinek <jakub@redhat.com>
18309 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
18310 complain about -mallow-movmisalign without -mvsx if
18311 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
18313 2016-02-26 Joel Sherrill <joel@rtems.org>
18315 * config.gcc: Add x86_64-*-rtems*.
18316 * config/i386/rtems-64.h: New file.
18318 2016-02-26 Joel Sherrill <joel@rtems.org>
18320 * config.gcc: Add aarch64-*-rtems*.
18321 * config/aarch64/rtems.h: New file.
18323 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
18326 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
18327 shift amount using %h. Add comment.
18329 2016-02-26 Richard Biener <rguenther@suse.de>
18330 Jeff Law <law@redhat.com>
18332 PR tree-optimization/69740
18333 * cfghooks.c (remove_edge): Request loop fixups if we delete
18334 an edge that might turn an irreducible loop into a natural
18337 2016-02-26 Martin Jambor <mjambor@suse.cz>
18339 PR middle-end/69920
18340 * tree-sra.c (sra_modify_assign): Do not remove loads of
18341 uninitialized aggregates to SSA_NAMEs.
18343 2016-02-26 Richard Henderson <rth@redhat.com>
18346 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
18347 pseudo in case the target rtx matches the source of the left
18350 2016-02-26 Martin Jambor <mjambor@suse.cz>
18353 * hsa.h (hsa_type_packed_p): Declare.
18354 * hsa.c (hsa_type_packed_p): New function.
18355 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
18357 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
18358 * hsa-brig.c (emit_basic_insn): Likewise.
18360 2016-02-26 Martin Jambor <mjambor@suse.cz>
18363 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
18365 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
18367 2016-02-26 Martin Jambor <mjambor@suse.cz>
18369 * hsa.h (is_a_helper): New overload for hsa_op_immed for
18370 hsa_op_with_type operands.
18371 (hsa_unsigned_type_for_type): Declare.
18372 * hsa.c (hsa_unsigned_type_for_type): New function.
18373 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
18374 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
18375 the finalizer. Do not emit extra move.
18377 2016-02-26 Martin Jambor <mjambor@suse.cz>
18379 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
18380 atomic operations in private segment.
18382 2016-02-26 Martin Jambor <mjambor@suse.cz>
18384 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
18385 statements to wi->info. Also disallow omp simd constructs.
18386 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
18387 for not gridifying. Dump special string for omp_for.
18389 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18392 * config/aarch64/aarch64.c (aarch64_set_current_function):
18393 Save/restore target globals when switching to
18394 target_option_default_node.
18396 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18399 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
18400 Return 0 if !SHIFT_COUNT_TRUNCATED.
18402 2016-02-26 Jakub Jelinek <jakub@redhat.com>
18403 Eric Botcazou <ebotcazou@adacore.com>
18405 PR rtl-optimization/69891
18406 * dse.c (scan_insn): If we can't figure out memset arguments
18407 or they are non-constant, call clear_rhs_from_active_local_stores.
18409 2016-02-26 Martin Liska <mliska@suse.cz>
18411 * doc/extend.texi: Mention clog10, clog10f an clog10l
18412 in Builtins section.
18414 2016-02-26 Martin Liska <mliska@suse.cz>
18416 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
18418 (resolve_args_picking_1): Likewise.
18419 * dwarf2out.h (struct GTY): Likewise.
18421 2016-02-26 Martin Liska <mliska@suse.cz>
18423 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
18424 with flag_checking.
18425 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
18427 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
18428 Martin Liska <mliska@suse.cz>
18430 * doc/install.texi: Mention --enable-valgrind-annotations.
18432 2016-02-26 Richard Biener <rguenther@suse.de>
18434 PR tree-optimization/69551
18435 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
18436 looking through aliases adjust DECL_PT_UID to refer to the
18437 ultimate alias target.
18439 2016-02-25 Martin Liska <mliska@suse.cz>
18441 PR middle-end/69919
18442 * alloc-pool.c (after_memory_report): New variable.
18443 * alloc-pool.h (base_pool_allocator ::release): Do not use
18444 the infrastructure if after_memory_report.
18445 * toplev.c (toplev::main): Mark after memory report.
18447 2016-02-25 Richard Biener <rguenther@suse.de>
18449 PR tree-optimization/48795
18450 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
18452 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
18455 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
18456 offloading is enabled and -fopenacc or -fopenmp is specified.
18457 (CRTOFFLOADEND): Likewise.
18458 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
18459 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
18460 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
18461 (offload_objects_file_name): New static var.
18462 (tool_cleanup): Remove offload_objects_file_name file.
18463 (find_offloadbeginend): Replace with ...
18464 (find_crtoffloadtable): ... this.
18465 (run_gcc): Remove offload_argc and offload_argv.
18466 Get offload_objects_file_name from -foffload-objects=... option.
18467 Read names of object files with offload from this file, pass them to
18468 compile_images_for_offload_targets. Don't call find_offloadbeginend and
18469 don't pass offloadbegin and offloadend to the linker. Don't pass
18470 offload non-LTO files to the linker, because now they're not claimed.
18472 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
18475 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
18476 on builtin_unreachable.
18478 2016-02-25 Jakub Jelinek <jakub@redhat.com>
18480 PR rtl-optimization/69896
18481 * regcprop.c: Include cfgrtl.h.
18482 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
18483 than remembered mode, either delete it (if noop_move_p), or
18484 treat like copy_p but not noop_p instruction.
18486 2016-02-24 Jakub Jelinek <jakub@redhat.com>
18489 * dwarf2out.c (gen_variable_die): Work around buggy LTO
18490 - allow NULL decl for Fortran DW_TAG_common_block variables.
18492 2016-02-24 Jason Merrill <jason@redhat.com>
18494 * common.opt (flifetime-dse): Add -flifetime-dse=1.
18496 2016-02-24 Richard Biener <rguenther@suse.de>
18497 Jakub Jelinek <jakub@redhat.com>
18499 PR middle-end/69760
18500 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
18501 conditionally executed ops to well-defined overflow behavior.
18503 2016-02-24 Jakub Jelinek <jakub@redhat.com>
18505 PR middle-end/69915
18506 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
18509 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18511 PR rtl-optimization/69886
18512 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
18513 argument. Use it when checking validity of set instructions.
18514 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
18515 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
18517 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
18518 * store-motion.c (find_moveable_store): Update
18519 can_assign_to_reg_without_clobbers_p callsite.
18521 2016-02-24 Richard Biener <rguenther@suse.de>
18523 PR middle-end/68963
18524 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
18526 (record_nonwrapping_iv): Do not fall back to the low/high bound
18527 for non-constant IV bases if the stmt is not always executed.
18529 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18531 * config/arm/arm-cores.def (cortex-a32): New entry.
18532 * config/arm/arm-tables.opt: Regenerate.
18533 * config/arm/arm-tune.md: Regenerate.
18534 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
18535 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
18536 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
18537 for -mcpu and -mtune.
18539 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18542 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
18543 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
18544 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
18545 (atomic_loaddi_1): Delete.
18546 (atomic_loaddi): Rewrite expander using the above changes.
18548 2016-02-24 Jakub Jelinek <jakub@redhat.com>
18551 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
18554 2016-02-24 Jakub Jelinek <jakub@redhat.com>
18555 Richard Biener <rguenth@suse.de>
18557 PR middle-end/69909
18558 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
18559 set_mem_attributes if tem is SSA_NAME which got expanded
18562 2016-02-24 Richard Biener <rguenther@suse.de>
18564 PR tree-optimization/69907
18565 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
18566 end of permutations for BB vectorization.
18568 2016-02-24 Christian Bruel <christian.bruel@st.com>
18570 * config/arm/arm-c.c (arm_option_override): Initialize
18571 target_option_current_node.
18572 * config/arm/arm.c (arm_pragma_target_parse): Replace
18573 build_target_option_node call by target_option_current_node.
18574 Set target_option_current_node.
18577 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
18580 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
18581 define_insn_and_split to define_insn.
18582 (zero_extendqi<mode>2_dot2): Same.
18583 (extendqi<mode>2_dot): Same.
18584 (extendqi<mode>2_dot2): Same.
18586 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
18588 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
18589 and add bypass for AES{D,E} and AESMC pairs.
18590 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
18593 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
18595 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
18596 series for reciprocal square root in Exynos M1.
18598 2016-02-23 Martin Sebor <msebor@redhat.com>
18601 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
18602 __builtin_alloca_with_align.
18604 2016-02-23 Richard Henderson <rth@redhat.com>
18606 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
18607 (ix86_register_pragmas): Remove __seg_tls.
18608 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
18609 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
18610 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
18611 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
18612 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
18613 * doc/extend.texi (__seg_tls): Remove item.
18615 2016-02-23 Richard Biener <rguenther@suse.de>
18617 * alloc-pool.h (struct allocation_object): Make id member
18618 conditional on CHECKING_P again.
18619 (get_instance): Adjust.
18620 (base_pool_allocator): Likewise.
18622 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
18624 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
18625 (parallelize_loops): In OpenACC kernels mode, set n_threads to
18627 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
18629 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
18631 2016-02-23 Richard Biener <rguenther@suse.de>
18633 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
18634 * bitmap.h (struct bitmap_usage): Likewise.
18635 (bitmap_move): Declare.
18636 * bitmap.c (register_overhead): Take size_t argument.
18637 (bitmap_move): New function.
18638 * df-problems.c (df_rd_transfer_function): Use bitmap_move
18639 to properly account overhead.
18640 * tree.c (free_node): Use tree_size.
18642 2016-02-23 Jakub Jelinek <jakub@redhat.com>
18645 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
18646 when inverting comparison.
18649 * common.opt (Wunreachable-code): Add Warning flag.
18651 2016-02-23 Mark Wielaard <mjw@redhat.com>
18652 Jakub Jelinek <jakub@redhat.com>
18655 * cgraphunit.c (check_global_declaration): Check main_input_filename
18656 and DECL_SOURCE_FILE are not NULL.
18658 2016-02-23 Martin Jambor <mjambor@suse.cz>
18660 PR tree-optimization/69666
18661 * tree-sra.c (sra_modify_assign): Do not attempt to create
18662 default_def replacements for unscalarizable regions.
18664 2016-02-20 Mark Wielaard <mjw@redhat.com>
18667 * cgraphunit.c (check_global_declaration): Check level of
18668 warn_unused_const_variable and main_input_filename.
18669 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
18670 (-Wunused-variable): For C implies -Wunused-const-variable=1.
18671 (-Wunused-const-variable): Explain levels 1 and 2.
18673 2016-02-22 Jakub Jelinek <jakub@redhat.com>
18676 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
18677 identical arguments. Formatting and spelling fixes.
18680 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
18685 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
18686 and m68k-devices.def.
18687 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
18688 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
18690 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
18692 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
18693 and HImode registers.
18695 2016-02-22 Richard Biener <rguenther@suse.de>
18697 PR tree-optimization/69882
18698 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
18699 preserve permutations present because of gaps.
18700 (vect_supported_load_permutation_p): Always continue checking
18701 permutations after vect_attempt_slp_rearrange_stmts.
18703 2016-02-22 Bin Cheng <bin.cheng@arm.com>
18705 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
18706 min_profitable_estimate, rather than min_profitable_iters.
18708 2016-02-22 Jakub Jelinek <jakub@redhat.com>
18711 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
18712 SImode for last match_operand.
18714 2016-02-22 Martin Liska <mliska@suse.cz>
18716 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
18717 return bitsize - 1 as the return value.
18719 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
18723 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
18724 Handle negative shift counts.
18725 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
18726 force_reg on the shift constant.
18727 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
18728 (lshrsi3_d): Handle negative shift counts.
18730 2016-02-22 Richard Biener <rguenther@suse.de>
18731 Tom de Vries <tom@codesourcery.com>
18733 * graph.c: Include dumpfile.h.
18734 (print_graph_cfg): Split into three overloads.
18735 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
18737 2016-02-22 Tom de Vries <tom@codesourcery.com>
18739 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
18742 2016-02-22 Richard Biener <rguenther@suse.de>
18745 * ipa-inline-transform.c (inline_call): When not updating
18746 overall summaries adjust self size by the growth estimate.
18747 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
18748 hash-set, do not update overall summaries here. Renamed from ...
18749 (inline_to_all_callers): ... this which is now wrapping the
18750 above and performing delayed overall summary update.
18751 (early_inline_small_functions): Delay updating of the overall
18754 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
18756 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
18759 2016-02-19 Jakub Jelinek <jakub@redhat.com>
18762 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
18763 :%* in %:gt() argument.
18764 (greater_than_spec_func): Adjust for expecting only numbers,
18765 if there are more than two numbers, compare the last two.
18767 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
18769 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
18770 -Wnarrowing with -std.
18772 2016-02-19 Jakub Jelinek <jakub@redhat.com>
18775 * expr.c (store_field): Don't use bit-field path if exp is
18776 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
18777 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
18778 and the assignment can be performed by bitwise copy. Formatting
18781 PR middle-end/69838
18782 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
18783 call copy_reg_eh_region_note_forward on before and/or after sequences
18784 and remove note from insn if it no longer can throw.
18787 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
18788 if TARGET_AVX512BW.
18790 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18792 * config/s390/vector.md: Add missing commutative operand markers
18793 to the patterns which qualify for one.
18794 * config/s390/vx-builtins.md: Likewise.
18796 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18798 * config/s390/vector.md (VI, VI_QHS): Add single element vector
18799 types to mode iterators.
18800 (vec_double): ... and mode attribute.
18801 * config/s390/vx-builtins.md (non_vec_int): Likewise.
18803 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18805 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
18806 Change the predicate of op2 from nonimmediate to general and let
18807 reload fix it if necessary.
18809 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18811 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
18813 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18815 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
18818 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18820 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
18821 * config/s390/s390.c (s390_expand_vec_movstr): New function.
18822 * config/s390/s390.md ("movstr<P:mode>"): Call
18823 s390_expand_vec_movstr.
18825 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18827 * config/s390/s390.md: Add missing output modifier for operand 1
18828 to print it as address properly.
18830 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18832 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
18833 * config/s390/2964.md: New file.
18834 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
18835 of insn grouping attributes depending on the CPU level.
18836 (s390_get_unit_mask): New function.
18837 (s390_sched_score): Remove the OOO from the scheduling macros.
18838 Add loop to calculate a score for the instruction mix.
18839 (s390_sched_reorder): Likewise plus improve debug output.
18840 (s390_sched_variable_issue): Rename macros as above. Calculate
18841 the unit distances after actually scheduling an insn. Improve
18843 (s390_sched_init): Clear last_scheduled_unit_distance array.
18844 * config/s390/s390.md: Include 2964.md.
18846 2016-02-18 Jakub Jelinek <jakub@redhat.com>
18849 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
18850 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
18851 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
18852 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
18853 *avx512f_<code>v8div16qi2_mask_1): New insns.
18855 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
18858 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
18861 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
18862 earlyclobber from target. Use wF constraint for fused memory
18864 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
18866 2016-02-18 Jakub Jelinek <jakub@redhat.com>
18867 Martin Liska <mliska@suse.cz>
18870 * cfgexpand.c (asan_sanitize_stack_p): New function.
18871 (partition_stack_vars): Use the function.
18872 (expand_stack_vars): Likewise.
18873 (defer_stack_allocation): Likewise.
18874 (expand_used_vars): Likewise.
18876 2016-02-18 Richard Biener <rguenther@suse.de>
18878 PR middle-end/69553
18879 * fold-const.c (operand_equal_p): Properly compare offsets for
18880 IMAGPART_EXPR and ARRAY_REF.
18882 2016-02-18 Nick Clifton <nickc@redhat.com>
18886 * config/arm/arm.c (arm_option_override_internal): Disable
18887 interworking if the target does not support thumb instructions.
18888 (arm_reload_in_hi): Handle the case where a register to register
18889 move needs reloading because there is no simple pattern to handle
18891 (arm_reload_out_hi): Likewise.
18893 2016-02-18 Richard Biener <rguenther@suse.de>
18895 PR middle-end/69854
18896 * match.pd: Don't use fold_binary or fold_unary for folding
18899 2016-02-17 Jakub Jelinek <jakub@redhat.com>
18902 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
18903 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
18904 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
18905 warn on gimple_no_warning_p statements.
18907 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
18909 * doc/extend.texi (C++ Attributes): Correct description of
18910 warn_unused type attribute.
18912 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18914 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
18915 correct instruction.
18917 2016-02-17 Richard Biener <rguenther@suse.de>
18919 PR rtl-optimization/69609
18920 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
18921 (find_traces_1_round): When ending a trace update cached priority
18923 (bb_to_key): Use cached priority when available.
18924 (copy_bb): Initialize cached priority.
18925 (reorder_basic_blocks_software_trace_cache): Likewise.
18927 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18930 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
18932 (aarch64_comparison_operator): Break overly long line into two.
18933 (aarch64_comparison_operation): Likewise.
18934 * config/aarch64/aarch64.md (cstorecc4): Use
18935 aarch64_comparison_operator_mode instead of
18936 aarch64_comparison_operator.
18937 (cstore<mode>4): Likewise.
18938 (aarch64_cstore<mode>): Likewise.
18939 (*cstoresi_insn_uxtw): Likewise.
18940 (cstore<mode>_neg): Likewise.
18941 (*cstoresi_neg_uxtw): Likewise.
18943 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18946 * config/arm/predicates.md (arm_comparison_operator_mode):
18948 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
18949 instead of arm_comparison_operator.
18950 (*mov_negscc): Likewise.
18951 (*mov_notscc): Likewise.
18952 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
18953 (*thumb2_mov_negscc): Likewise.
18954 (*thumb2_mov_negscc_strict_it): Likewise.
18955 (*thumb2_mov_notscc): Likewise.
18956 (*thumb2_mov_notscc_strict_it): Likewise.
18958 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
18960 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
18961 Add missing return.
18963 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
18965 * config/visium/visium.c (machine_libfunc_index): New enum.
18966 (machine_libfuncs): New structure.
18967 (visium_libfuncs): New static variable.
18968 (TARGET_INIT_LIBFUNCS): Define to...
18969 (visium_init_libfuncs): ...this. New function.
18970 (expand_block_move_4): Use the appropriate libfunc.
18971 (expand_block_move_2): Likewise.
18972 (expand_block_move_1): Likewise.
18973 (expand_block_set_4): Likewise.
18974 (expand_block_set_2): Likewise.
18975 (expand_block_set_1): Likewise.
18976 (visium_trampoline_init): Likewise.
18978 2016-02-17 Nick Clifton <nickc@redhat.com>
18980 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
18981 TI's devices.csv file as of March 2016.
18983 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
18986 * opts-global.c (handle_common_deferred_options): Introduce and
18987 initialize two global variables to remember command-line options
18988 specifying a stack-limiting register.
18989 * opts.h: Add extern declarations of the two new global variables.
18990 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
18991 variable based on the values of the two new global variables.
18993 2016-02-16 Jakub Jelinek <jakub@redhat.com>
18996 * common.opt (Wnonnull-compare): New warning.
18997 * doc/invoke.texi (-Wnonnull): Remove text about comparison
18998 of arguments against NULL.
18999 (-Wnonnull-compare): Document.
19000 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
19001 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
19002 * passes.def (pass_warn_nonnull_compare): Add.
19003 * gimple-ssa-nonnull-compare.c: New file.
19005 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
19007 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
19008 AARCH64_EXTRA_TUNE_RECIP_SQRT.
19010 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
19012 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
19013 reciprocal sqrt for -mlow-precision-recip-sqrt.
19015 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
19016 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19018 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
19019 always use lane loads to construct non-constant vectors.
19021 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
19023 * config/aarch64/aarch64.md
19024 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
19025 constraints for operand 3.
19026 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
19028 2016-02-16 Jakub Jelinek <jakub@redhat.com>
19029 Richard Biener <rguenther@suse.de>
19031 PR tree-optimization/69820
19032 * tree-vect-patterns.c (type_conversion_p): Return false if
19033 *orig_type is unsigned single precision or boolean.
19034 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
19037 2016-02-16 Jakub Jelinek <jakub@redhat.com>
19039 PR rtl-optimization/69764
19040 PR rtl-optimization/69771
19041 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
19042 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
19044 2016-02-16 Richard Biener <rguenther@suse.de>
19046 PR tree-optimization/69776
19047 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
19049 (indirect_refs_may_alias_p): Likewise.
19050 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
19051 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
19052 according to tbaa_p.
19053 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
19054 (optimize_stmt): For redundant store discovery do not allow tbaa.
19056 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
19058 PR tree-optimization/69714
19059 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
19060 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
19062 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
19064 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
19065 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
19066 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
19067 * config/arc/arc.c (arc_init): Check FPU options.
19068 (get_arc_condition_code): Handle new CC_FPU* modes.
19069 (arc_select_cc_mode): Likewise.
19070 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
19071 register pair only. Allow access for ARCv2 accumulator.
19072 (gen_compare_reg): Whenever we have FPU support use FPU compare
19074 (arc_reorg): Don't generate brcc insns when FPU compare
19075 instructions are involved.
19076 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
19077 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
19078 floating point emulation.
19079 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
19080 (REVERSE_CONDITION): Add new CC_FPU* modes.
19081 (TARGET_FP_SP_BASE): Define.
19082 (TARGET_FP_DP_BASE): Likewise.
19083 (TARGET_FP_SP_FUSED): Likewise.
19084 (TARGET_FP_DP_FUSED): Likewise.
19085 (TARGET_FP_SP_CONV): Likewise.
19086 (TARGET_FP_DP_CONV): Likewise.
19087 (TARGET_FP_SP_SQRT): Likewise.
19088 (TARGET_FP_DP_SQRT): Likewise.
19089 (TARGET_FP_DP_AX): Likewise.
19090 * config/arc/arc.md (ARCV2_ACC): New constant.
19091 (type): New fpu type attribute.
19092 (SDF): Conditional iterator.
19093 (cstore<mode>, cbranch<mode>): Change expand condition.
19094 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
19095 handles FPU/FPX cases as well.
19096 * config/arc/arc.opt (mfpu): New option.
19097 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
19099 (adddf3, muldf3, subdf3): Removed.
19100 * config/arc/predicates.md (proper_comparison_operator): Recognize
19102 * config/arc/fpu.md: New file.
19103 * doc/invoke.texi (ARC Options): Document mfpu option.
19105 2016-02-16 Richard Biener <rguenther@suse.de>
19107 PR rtl-optimization/69291
19108 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
19109 noce_operand_ok check.
19111 2016-02-16 Tom de Vries <tom@codesourcery.com>
19114 * omp-low.c (simd_clone_create): Remove call to
19115 symtab->call_cgraph_insertion_hooks.
19117 2016-02-16 Jakub Jelinek <jakub@redhat.com>
19119 PR tree-optimization/69802
19120 * tree-ssa-reassoc.c (update_range_test): If op is
19121 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
19122 op == 1 test of precision 1 integral op, otherwise handle
19123 that case as op itself. Fix up formatting.
19124 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
19127 2016-02-16 Richard Biener <rguenther@suse.de>
19129 PR tree-optimization/69586
19130 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
19131 types for conversion sources.
19133 2016-02-16 Richard Biener <rguenther@suse.de>
19135 PR middle-end/69801
19136 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
19137 mask OEP_ADDRESS_OF.
19139 2016-02-16 Alan Modra <amodra@gmail.com>
19142 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
19143 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
19144 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
19146 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
19147 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
19148 (p8_fmrgow_<mode>): Likewise.
19149 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
19151 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
19152 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
19153 to use movdi_internal64. Remove op0_di.
19154 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
19156 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
19158 Add support for the FCCMP insn types
19160 * config/aarch64/aarch64.md (fccmp): Change insn type.
19161 (fccmpe): Likewise.
19162 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
19163 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
19164 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
19165 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
19166 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
19167 * config/arm/types.md (fccmps): Add new insn type.
19168 (fccmpd): Likewise.
19170 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
19172 * alias.c (get_alias_set): Fix a typo in comment.
19174 2016-02-15 Richard Biener <rguenther@suse.de>
19176 PR tree-optimization/69595
19177 * match.pd: Complete range test simplification to true.
19179 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
19181 PR rtl-optimization/69648
19182 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
19183 pic_offset_table_rtx.
19185 PR rtl-optimization/69752
19186 * ira.c (update_equiv_regs): When looking for more than a single SET,
19187 also take other side effects into account.
19189 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
19191 * config/s390/s390.c (s390_function_profiler): Add a new sequence
19192 for z900+ CPUs in 31-bit mode.
19194 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
19196 * common/config/s390/s390-common.c (s390_supports_split_stack):
19198 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
19199 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
19200 * config/s390/s390.c (struct machine_function): New field
19201 split_stack_varargs_pointer.
19202 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
19203 in s390_emit_prologue.
19204 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
19206 (morestack_ref): New global.
19207 (SPLIT_STACK_AVAILABLE): New macro.
19208 (s390_expand_split_stack_prologue): New function.
19209 (s390_live_on_entry): New function.
19210 (s390_va_start): Use split-stack vararg pointer if appropriate.
19211 (s390_asm_file_end): Emit the split-stack note sections.
19212 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
19213 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
19214 (UNSPECV_SPLIT_STACK_CALL): New unspec.
19215 (UNSPECV_SPLIT_STACK_DATA): New unspec.
19216 (split_stack_prologue): New expand.
19217 (split_stack_space_check): New expand.
19218 (split_stack_data): New insn.
19219 (split_stack_call): New expand.
19220 (split_stack_call_*): New insn.
19221 (split_stack_cond_call): New expand.
19222 (split_stack_cond_call_*): New insn.
19224 2016-02-15 Richard Biener <rguenther@suse.de>
19226 PR tree-optimization/69783
19227 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
19228 Add trivially correct cases.
19230 2016-02-15 Tom de Vries <tom@codesourcery.com>
19233 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
19235 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
19237 2016-02-15 Richard Biener <rguenther@suse.de>
19239 PR tree-optimization/69776
19240 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19241 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
19242 indicate whether we can use TBAA to disambiguate against stores.
19243 Use alias-set zero if not.
19244 (visit_reference_op_store): Do not use TBAA when looking up
19246 * tree-ssa-pre.c (compute_avail): Use TBAA here.
19247 (eliminate_dom_walker::before_dom_children): But not when looking
19248 up redundant stores.
19250 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
19252 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
19254 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19256 * config/i386/znver1.md
19257 (znver1_pop, znver1_pop_mem,
19258 znver1_load_imov_double_store,
19259 znver1_load_imov_direct_store,
19260 znver1_load_imov_direct_load,
19261 znver1_load_imov_double_load): Add new.
19262 (znver1_insn, znver1_insn_load): Add icmov type.
19263 (znver1_sseavx_fma,
19264 znver1_sseavx_fma_load,
19266 znver1_avx256_fma_load): Fix pipe usage.
19268 2016-02-14 Alan Modra <amodra@gmail.com>
19271 * reload.c (find_reloads_address_1): For pre/post-inc/dec
19272 with an invalid hard reg, reload just the reg not the entire
19273 pre/post-inc/dec address expression.
19275 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
19278 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
19279 fixed R1_REG scratch reg.
19280 (sibcall_value_pcrel_fdpic): Likewise.
19282 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
19286 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
19288 2016-02-12 Walter Lee <walt@tilera.com>
19290 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
19291 * config/tilegx/t-tilegx: Likewise.
19293 2016-02-12 David Malcolm <dmalcolm@redhat.com>
19296 * diagnostic-show-locus.c (struct line_span): New struct.
19297 (layout::get_first_line): Delete.
19298 (layout::get_last_line): Delete.
19299 (layout::get_num_line_spans): New member function.
19300 (layout::get_line_span): Likewise.
19301 (layout::print_heading_for_line_span_index_p): Likewise.
19302 (layout::get_expanded_location): Likewise.
19303 (layout::calculate_line_spans): Likewise.
19304 (layout::m_first_line): Delete.
19305 (layout::m_last_line): Delete.
19306 (layout::m_line_spans): New field.
19307 (layout::layout): Update comment. Replace m_first_line and
19308 m_last_line with m_line_spans, replacing their initialization
19309 with a call to calculate_line_spans.
19310 (diagnostic_show_locus): When printing source lines and
19311 annotations, rather than looping over a single span
19312 of lines, instead loop over each line_span within
19313 the layout, with an inner loop over the lines within them.
19314 Call the context's start_span callback when changing line spans.
19315 * diagnostic.c (diagnostic_initialize): Initialize start_span.
19316 (diagnostic_build_prefix): Break out the building of the location
19317 part of the string into...
19318 (diagnostic_get_location_text): ...this new function, rewriting
19319 it from nested ternary expressions to a sequence of "if"
19321 (default_diagnostic_start_span_fn): New function.
19322 * diagnostic.h (diagnostic_start_span_fn): New typedef.
19323 (diagnostic_context::start_span): New field.
19324 (default_diagnostic_start_span_fn): New prototype.
19326 2016-02-12 David Malcolm <dmalcolm@redhat.com>
19329 * gcc.c (driver::finalize): Fix cleanup of "specs".
19331 2016-02-12 David Malcolm <dmalcolm@redhat.com>
19335 * gcc.c (driver::driver): Initialize m_option_suggestions.
19336 (driver::~driver): Clean up m_option_suggestions.
19337 (suggest_option): Convert to...
19338 (driver::suggest_option): ...this, and split out into
19339 driver::build_option_suggestions and find_closest_string.
19340 (driver::build_option_suggestions): New function, from
19341 first half of suggest_option. Special-case
19342 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
19343 the sanitizer_opts array. For options of enum types, add the
19344 various enum values to the candidate strings.
19345 (driver::handle_unrecognized_options): Remove "const".
19346 * gcc.h (driver::handle_unrecognized_options): Likewise.
19347 (driver::build_option_suggestions): New decl.
19348 (driver::suggest_option): New decl.
19349 (driver::m_option_suggestions): New field.
19350 * opts-common.c (add_misspelling_candidates): New function.
19351 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
19352 and make non-static.
19353 * opts.h (sanitizer_opts): New array decl.
19354 (add_misspelling_candidates): New function decl.
19355 * spellcheck.c (find_closest_string): New function.
19356 * spellcheck.h (find_closest_string): New function decl.
19358 2016-02-12 Jakub Jelinek <jakub@redhat.com>
19360 PR rtl-optimization/69764
19361 PR rtl-optimization/69771
19362 * optabs.c (expand_binop_directly): For shift_optab_p, force
19363 convert_modes with VOIDmode if xop1 has VOIDmode.
19365 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
19368 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
19369 to correctly determine instrumentation thunks.
19371 2016-02-12 Jakub Jelinek <jakub@redhat.com>
19374 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
19375 type by reference, force lhs on the call.
19378 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
19379 Compute retval and retbnd early in all cases if split_part_return_p
19380 and return_bb is not EXIT. Remove all clobber stmts and reset
19381 all debug stmts that refer to SSA_NAMEs defined in split part,
19382 except if it is retval, in that case replace the old retval with the
19383 lhs of the call to the split part.
19385 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
19388 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
19390 PR middle-end/66726
19391 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
19392 whose result is used in PHI.
19393 (maybe_optimize_range_tests): Likewise.
19394 (final_range_test_p): Likweise.
19396 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
19398 PR middle-end/66726
19399 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
19400 whose result is used in PHI.
19401 (maybe_optimize_range_tests): Likewise.
19402 (final_range_test_p): Likweise.
19404 2016-02-12 Jakub Jelinek <jakub@redhat.com>
19406 * cgraph.c: Spelling fixes - behaviour -> behavior and
19407 neighbour -> neighbor.
19408 * target.def: Likewise.
19409 * sel-sched.c: Likewise.
19410 * config/mips/mips.c: Likewise.
19411 * config/arc/arc.md: Likewise.
19412 * config/arm/cortex-a57.md: Likewise.
19413 * config/arm/arm.c: Likewise.
19414 * config/arm/neon.md: Likewise.
19415 * config/arm/arm-c.c: Likewise.
19416 * config/vms/vms-c.c: Likewise.
19417 * config/s390/s390.c: Likewise.
19418 * config/i386/znver1.md: Likewise.
19419 * config/i386/i386.c: Likewise.
19420 * config/ia64/hpux-unix2003.h: Likewise.
19421 * config/msp430/msp430.md: Likewise.
19422 * config/rx/rx.c: Likewise.
19423 * config/rx/rx.md: Likewise.
19424 * config/aarch64/aarch64-simd.md: Likewise.
19425 * config/aarch64/aarch64.c: Likewise.
19426 * config/nvptx/nvptx.c: Likewise.
19427 * config/bfin/bfin.c: Likewise.
19428 * config/cris/cris.opt: Likewise.
19429 * config/rs6000/rs6000.c: Likewise.
19430 * target.h: Likewise.
19431 * spellcheck.c: Likewise.
19432 * ira-build.c: Likewise.
19433 * tree-inline.c: Likewise.
19434 * builtins.c: Likewise.
19435 * lra-constraints.c: Likewise.
19436 * explow.c: Likewise.
19437 * hwint.h: Likewise.
19438 * targhooks.c: Likewise.
19439 * tree-vect-data-refs.c: Likewise.
19440 * expr.c: Likewise.
19441 * doc/tm.texi: Likewise.
19442 * doc/extend.texi: Likewise.
19443 * doc/install.texi: Likewise.
19444 * doc/md.texi: Likewise.
19445 * tree-ssa-tail-merge.c: Likewise.
19446 * sched-int.h: Likewise.
19447 * match.pd: Likewise.
19448 * sched-ebb.c: Likewise.
19449 * target.def (omit_struct_return_reg): Likewise.
19450 * gimple-ssa-isolate-paths.c: Likewise.
19451 (find_implicit_erroneous_behaviour): Renamed to...
19452 (find_implicit_erroneous_behavior): ... this.
19453 (find_explicit_erroneous_behaviour): Renamed to...
19454 (find_explicit_erroneous_behavior): ... this.
19455 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
19457 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
19459 PR rtl-optimization/64682
19460 PR rtl-optimization/69567
19461 PR rtl-optimization/69737
19462 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
19463 in I2 as well, just lose it.
19465 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19467 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
19469 (aarch64_last_printed_tune_string): Likewise.
19470 (aarch64_declare_function_name): Only output .arch assembler
19471 directive if it will be different from the previously output
19472 directive. Same for .tune comment but only if -dA is set.
19473 (aarch64_start_file): New function.
19474 (TARGET_ASM_FILE_START): Define.
19476 2016-02-11 David Malcolm <dmalcolm@redhat.com>
19479 * Makefile.in (PLUGIN_HEADERS): Add params.list.
19481 2016-02-11 Jakub Jelinek <jakub@redhat.com>
19484 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
19485 -Wmaybe-uninitialized warning.
19487 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
19490 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
19492 2016-02-11 Richard Biener <rguenther@suse.de>
19494 PR rtl-optimization/69291
19495 * ifcvt.c (noce_try_store_flag_constants): Do not allow
19496 subexpressions affected by changing the result.
19498 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
19501 * lra-constraints.c (curr_insn_transform): Find in/out operands
19502 for secondary memory moves. Update dups.
19504 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
19506 PR tree-optimization/69652
19507 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
19508 to nested loop, did source re-formatting, skip debug statements,
19509 add check on statement with volatile operand, remove dead scalar
19512 2016-02-10 Jakub Jelinek <jakub@redhat.com>
19513 Patrick Palka <ppalka@gcc.gnu.org>
19517 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
19518 calls if the return type is TREE_ADDRESSABLE.
19519 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
19520 * ipa-split.c (split_function): Fix doubled "we" in comment.
19521 Use void return type for the split part even if
19522 !split_point->split_part_set_retval.
19524 2016-02-10 Bin Cheng <bin.cheng@arm.com>
19526 PR tree-optimization/68021
19527 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
19528 when computing the value of biv cand by itself.
19530 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
19532 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
19533 (cortexa57_tunings): Likewise.
19534 (cortexa72_tunings): Likewise.
19535 (arch_macro_fusion_pair_p): Add support for AES fusion.
19536 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
19537 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
19538 Allow virtual registers before reload so early scheduling works.
19539 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
19540 correct latency and pipeline.
19541 (cortex_a57_crypto_complex): Likewise.
19542 (cortex_a57_crypto_xor): Likewise.
19543 (define_bypass): Add AES bypass.
19545 2016-02-10 Richard Biener <rguenther@suse.de>
19547 PR tree-optimization/69726
19548 * passes.def: Add DCE pass before late uninit.
19549 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
19550 really fixup if-conversions job.
19552 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
19554 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
19555 (arm_cortex_a57_tune): Likewise.
19556 (aarch_macro_fusion_pair_p): Add support for AES fusion.
19557 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
19559 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
19561 * timevar.def (TV_PHASE_DBGINFO): Delete.
19562 (TV_PHASE_CHECK_DBGINFO): Likewise.
19563 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
19565 2016-02-10 Richard Biener <rguenther@suse.de>
19567 PR tree-optimization/69719
19568 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
19569 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
19571 2016-02-09 Andrew Pinski <apinski@cavium.com>
19574 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
19575 get_vcond_mask_icode returns false.
19577 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
19580 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
19581 an ADDIS that adds a pointer to a large constant that sets the
19582 upper16 bits with a load operation.
19584 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
19587 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
19589 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
19591 (vzipq_s16): Likewise.
19592 (vzipq_s32): Likewise.
19593 (vzipq_f32): Likewise.
19594 (vzipq_u8): Likewise.
19595 (vzipq_u16): Likewise.
19596 (vzipq_u32): Likewise.
19597 (vzipq_p8): Likewise.
19598 (vzipq_p16): Likewise.
19600 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
19603 * config/arm/arm.c (neon_endian_lane_map): New function.
19604 (neon_vector_pair_endian_lane_map): New function.
19605 (arm_evpc_neon_vuzp): Allow for big endian lane order.
19606 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
19608 (vuzpq_s16): Likewise.
19609 (vuzpq_s32): Likewise.
19610 (vuzpq_f32): Likewise.
19611 (vuzpq_u8): Likewise.
19612 (vuzpq_u16): Likewise.
19613 (vuzpq_u32): Likewise.
19614 (vuzpq_p8): Likewise.
19615 (vuzpq_p16): Likewise.
19617 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
19620 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
19623 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
19625 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
19626 truncate const_int operand 1 to QImode.
19628 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
19630 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
19631 corresponding to an abnormal edge.
19633 2016-02-09 Tom de Vries <tom@codesourcery.com>
19635 PR tree-optimization/69599
19636 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
19638 (find_func_aliases_for_builtin_call, find_func_clobbers)
19639 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
19642 2016-02-09 Richard Biener <rguenther@suse.de>
19644 PR tree-optimization/69715
19645 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
19646 LHS on calls as non-rewritable.
19648 2016-02-09 Tom de Vries <tom@codesourcery.com>
19651 * lto-wrapper.c (append_diag_options): New function.
19652 (compile_offload_image): Call append_diag_options.
19654 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
19657 * doc/extend.texi (Flag Output Operands): Correct sectioning.
19658 Minor copy-edit to fix verb tenses.
19660 2016-02-08 Jakub Jelinek <jakub@redhat.com>
19662 PR tree-optimization/69209
19663 * ipa-split.c (split_function): If split part is not
19664 returning retval, retval has gimple type but is not
19665 gimple value, force it into a SSA_NAME first.
19667 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
19669 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
19672 2016-02-08 Jason Merrill <jason@redhat.com>
19675 * convert.c (convert_to_integer_1): Check dofold on truncation
19677 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
19678 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
19679 Rename from *_nofold.
19680 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
19681 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
19683 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
19686 * tree.c (build_common_tree_nodes): Remove short_double argument.
19687 All callers changed.
19688 * tree.h (build_common_tree_nodes): Adjust declaration.
19689 * doc/invoke.texi (-fshort-double): Remove documentation.
19690 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19691 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
19692 * lto-wrapper.c (merge_and_complain, append_compiler_options)
19693 (append_linker_options): Don't handle OPT_fshort_double.
19695 PR rtl-optimization/68730
19696 * lra-remat.c (insn_to_cand_activation): New static variable.
19697 (lra_remat): Allocate and free it.
19698 (create_cand): New arg activation. Initialize a field in
19699 insn_to_cand_activation if it is nonnull.
19700 (create_cands): Pass the activation insn to create_cand when making
19701 a candidate involving an output reload. Reorganize code a little.
19702 (do_remat): Keep track of active status of candidates in a separate
19705 2016-02-08 Richard Biener <rguenther@suse.de>
19707 PR tree-optimization/69719
19708 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
19709 Properly use absolute of the difference of the two offsets to
19710 compare or adjust the segment length.
19712 2016-02-08 Richard Biener <rguenther@suse.de>
19713 Jeff Law <law@redhat.com>
19716 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
19717 types for anonymous SSA names.
19719 2016-02-08 Richard Biener <rguenther@suse.de>
19721 PR rtl-optimization/69274
19722 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
19724 2016-02-08 Jeff Law <law@redhat.com>
19726 PR tree-optimization/65917
19727 * tree-ssa-dom.c (record_temporary_equivalences): Record both
19728 equivalences from if (x == y) style conditionals.
19729 (loop_depth_of_name): Remove.
19730 (record_equality): Remove loop depth check.
19731 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
19732 (const_and_copies::record_const_or_copy_raw): New member function.
19733 * tree-ssa-scopedtables.c
19734 (const_and_copies::record_const_or_copy_raw): New, factored out of
19735 (const_and_copies::record_const_or_copy): Call new member function.
19737 2016-02-05 Jeff Law <law@redhat.com>
19739 PR tree-optimization/68541
19740 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
19741 (count_stmts_in_block): New function.
19742 (poor_ifcvt_candidate_code): Likewise.
19743 (is_feasible_trace): Add some heuristics to determine when path
19744 splitting is profitable.
19745 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
19746 is a diamond with a single exit.
19748 2016-02-05 Martin Sebor <msebor@redhat.com>
19751 * doc/invoke.texi: Update -Wplacement-new to take an optional
19754 2016-02-06 Richard Henderson <rth@redhat.com>
19757 * tree.c (tree_nop_conversion_p): Do not strip casts into or
19758 out of non-standard address spaces.
19760 2016-02-05 Jakub Jelinek <jakub@redhat.com>
19762 PR rtl-optimization/69691
19763 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
19765 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
19767 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
19768 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
19769 (*ieee128_mfvsrd_64bit): Likewise.
19770 (*ieee128_mfvsrd_32bit): Likewise.
19772 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
19776 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
19778 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
19779 instrumented_version.
19781 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
19783 * doc/invoke.texi (Optimize Options): In table of --param options
19784 rename second occurrence of tracer-min-branch-ratio to
19785 tracer-min-branch-probability, rename
19786 tracer-min-branch-ratio-feedback to
19787 tracer-min-branch-probability-feedback and clarify description,
19788 rename sched-spec-state-edge-prob-cutoff to
19789 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
19790 to selsched-insns-to-rename, rename lto-minpartition to
19791 lto-min-partition, delete reorder-blocks-duplicate and
19792 reorder-blocks-duplicate-feedback.
19794 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19796 * config/s390/s390.c (s390_register_info_set_ranges): Remove
19799 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
19801 * doc/extend.texi: S/390: Correct some typos.
19803 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19805 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
19807 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19810 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
19811 (s390_register_info_gprtofpr): Use new macros above.
19812 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
19814 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
19815 its name. Adjust restore and save gpr ranges.
19816 (s390_register_info_set_ranges): New function.
19817 (s390_register_info): Use new macros above. Call
19818 s390_register_info_set_ranges.
19819 (s390_optimize_register_info): Likewise.
19820 (s390_hard_regno_rename_ok): Use new macros.
19821 (s390_hard_regno_scratch_ok): Likewise.
19822 (s390_emit_epilogue): Likewise.
19823 (s390_can_use_return_insn): Likewise.
19824 (s390_optimize_prologue): Likewise.
19825 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
19827 2016-02-05 Jakub Jelinek <jakub@redhat.com>
19830 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
19832 (ix86_option_override_internal): Disable TARGET_STV even for
19833 -m{incoming,preferred}-stack-boundary=3.
19835 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19837 * config.gcc: Mark deprecated rtems targets as obsolete.
19839 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
19841 PR rtl-optimization/64682
19842 PR rtl-optimization/69567
19843 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
19844 before I2 only if the register is both used and set in I2.
19846 2016-02-04 DJ Delorie <dj@redhat.com>
19848 * config/msp430/msp430.c (msp430_start_function): Add function type.
19850 2016-02-04 Jakub Jelinek <jakub@redhat.com>
19853 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
19855 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
19857 PR rtl-optimization/69577
19859 2015-10-29 Richard Henderson <rth@redhat.com>
19863 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
19864 sse check to the exact conditions of PR 67609.
19866 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
19869 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
19870 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
19871 not allowed into the traditional Altivec registers.
19872 (movtd_64bit_nodm): Likewise.
19873 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
19875 2016-02-04 David Malcolm <dmalcolm@redhat.com>
19877 * config/aarch64/cortex-a57-fma-steering.c
19878 (aarch64_register_fma_steering): Remove "static" from arguments
19881 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
19884 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
19885 twice when complex.
19887 2016-02-04 Mike Frysinger <vapier@gentoo.org>
19889 * doc/invoke.texi: Delete -mno-fma4.
19891 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
19893 PR rtl-optimization/69577
19894 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
19895 (find_subregs_of_mode): Update accordingly. Iterate over partial
19898 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
19900 * config/arm/arm-protos.h (neon_reinterpret): Remove.
19901 * config/arm/arm.c (neon_reinterpret): Remove.
19902 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
19903 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
19904 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
19905 vreinterpretti): Remove.
19906 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
19907 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
19908 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
19909 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
19910 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
19911 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
19912 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
19913 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
19914 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
19915 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
19916 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
19917 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
19918 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
19919 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
19920 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
19921 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
19922 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
19923 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
19924 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
19925 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
19926 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
19927 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
19928 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
19929 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
19930 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
19931 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
19932 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
19933 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
19934 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
19935 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
19936 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
19937 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
19938 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
19939 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
19940 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
19941 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
19942 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
19943 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
19944 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
19945 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
19946 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
19947 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
19948 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
19949 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
19950 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
19951 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
19952 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
19953 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
19954 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
19955 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
19956 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
19957 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
19958 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
19959 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
19960 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
19961 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
19962 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
19963 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
19964 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
19965 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
19966 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
19967 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
19968 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
19969 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
19970 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
19971 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
19972 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
19973 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
19974 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
19975 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
19976 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
19977 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
19978 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
19979 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
19980 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
19981 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
19982 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
19983 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
19984 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
19985 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
19986 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
19987 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
19988 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
19989 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
19990 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
19991 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
19992 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
19993 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
19994 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
19995 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
19996 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
19997 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
19998 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
19999 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
20000 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
20001 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
20002 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
20003 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
20004 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
20005 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
20006 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
20007 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
20008 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
20010 2016-02-04 Martin Liska <mliska@suse.cz>
20013 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
20014 that are gimple_store_p.
20015 (maybe_instrument_call): Likewise.
20017 2016-02-04 Bin Cheng <bin.cheng@arm.com>
20019 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
20020 register scaling out of memory reference and comment why.
20022 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20026 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
20027 folding the source of a SET.
20029 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20033 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
20034 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
20036 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
20040 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
20043 2016-02-04 Christian Bruel <christian.bruel@st.com>
20045 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
20046 * config/arm/arm.c (arm_set_current_function): Likewise.
20048 2016-02-04 Jakub Jelinek <jakub@redhat.com>
20049 Ilya Enkovich <enkovich.gnu@gmail.com>
20050 H.J. Lu <hongjiu.lu@intel.com>
20053 * config/i386/i386.c (convert_scalars_to_vector): Remove
20054 stack alignment fixes.
20055 (ix86_option_override_internal): Disable TARGET_STV if stack
20056 might not be aligned enough.
20057 (ix86_minimum_alignment): Assert that TARGET_STV is false.
20059 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
20061 * config/i386/x86-tune.def: Disable default prefetching
20064 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
20065 Vladimir Makarov <vmakarov@redhat.com>
20068 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
20069 in validating fused toc addresses.
20071 2016-02-03 Jakub Jelinek <jakub@redhat.com>
20074 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
20075 range->m_caret fields if range->m_show_caret_p is false.
20078 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
20079 Force oldval into register if it does not satisfy reg_or_short_operand
20080 predicate. Fix up formatting.
20082 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
20083 Alexandre Oliva <aoliva@redhat.com>
20086 * lra-constraints.c (simplify_operand_subreg): Check additionally
20087 address validity after potential reloading.
20088 (process_address_1): Check insns validity. In case of failure do
20091 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
20094 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
20097 2016-02-02 Jakub Jelinek <jakub@redhat.com>
20099 * wide-int.cc (canonize_uhwi): New function.
20100 (wi::divmod_internal): Use it.
20102 2016-02-02 James Norris <jnorris@codesourcery.com>
20104 * gimplify.c (omp_notice_variable): Add usage check.
20106 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
20108 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
20109 like LE, GE, LT, GT when emitting relational operator.
20111 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
20113 * ira-costs.c (find_costs_and_classes): Add extra argument.
20114 * target.def (ira_change_pseudo_allocno_class): Add parameter.
20115 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
20116 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
20117 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
20118 Add best_class parameter, and return it if not ALL_REGS.
20119 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
20121 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
20122 Update target hook.
20124 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
20126 * config/aarch64/aarch64.c
20127 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
20128 (aarch64_ira_change_pseudo_allocno_class): New function.
20130 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
20133 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
20135 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20137 * config/avr/avr.c (avr_option_override): Set
20138 PARAM_ALLOW_STORE_DATA_RACES to 1.
20140 2016-02-02 Richard Biener <rguenther@suse.de>
20142 PR tree-optimization/69595
20143 * match.pd: Add range test simplifications to true/false.
20145 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
20147 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
20148 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
20151 2016-02-02 Richard Biener <rguenther@suse.de>
20153 PR tree-optimization/69606
20154 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
20155 info on the result before moving a stmt.
20157 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
20159 PR middle-end/68542
20160 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
20161 branch with vector comparison.
20162 * config/i386/sse.md (VI48_AVX): New mode iterator.
20163 (define_expand "cbranch<mode>4): Add support for conditional branch
20164 with vector comparison.
20165 * tree-vect-loop.c (optimize_mask_stores): New function.
20166 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
20167 has_mask_store field of vect_info.
20168 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
20169 vectorized loops having masked stores after vec_info destroy.
20170 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
20171 correspondent macros.
20172 (optimize_mask_stores): Add prototype.
20174 2016-02-02 Alan Modra <amodra@gmail.com>
20177 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
20180 2016-02-02 Alan Modra <amodra@gmail.com>
20183 * config/rs6000/rs6000.c (need_toc_init): New var, set it
20184 whenever toc_label_name used.
20185 (rs6000_file_start): Don't set up toc section here,
20186 (rs6000_output_function_epilogue): do so here instead,
20187 (rs6000_xcoff_file_start): and here.
20188 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
20189 (load_toc_aix_di): Likewise.
20191 2016-02-01 Jakub Jelinek <jakub@redhat.com>
20193 PR rtl-optimization/69592
20194 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
20195 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
20196 (num_sign_bit_copies_binary_arith_p): New inline function.
20197 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
20199 2016-02-01 Jeff Law <law@redhat.com>
20201 PR tree-optimization/69580
20202 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
20203 * tree-ssa-threadbackward.c
20204 (fsm_find_control_statement_thread_paths): Do not try to walk
20205 through large PHI nodes.
20207 2016-02-01 Jakub Jelinek <jakub@redhat.com>
20209 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
20210 when count is incremented above limit, don't analyze further
20213 * omp-low.c (oacc_parse_default_dims): Avoid
20214 -Wsign-compare warning, make sure value fits into int
20215 rather than just unsigned int.
20217 2016-02-01 Bin Cheng <bin.cheng@arm.com>
20219 PR tree-optimization/67921
20220 * fold-const.c (split_tree): New parameters. Convert pointer
20221 type variable part to proper type before negating.
20222 (fold_binary_loc): Pass new arguments to split_tree.
20224 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
20226 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
20227 (nvptx_goacc_validate_dims): Extend to handle global defaults.
20228 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
20229 * doc/tm.texti: Rebuilt.
20230 * doc/invoke.texi (fopenacc-dim): Document.
20231 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
20232 (append_compiler_options): Likewise.
20233 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
20234 (oacc_parse_default_dims): New.
20235 (oacc_validate_dims): Add USED arg. Select non-unity default when
20237 (oacc_loop_fixed_partitions): Return mask of used partitions.
20238 (oacc_loop_auto_partitions): Emit dump info.
20239 (oacc_loop_partition): Return mask of used partitions.
20240 (execute_oacc_device_lower): Parse default dimension arg. Adjust
20241 loop partitioning and validation calls.
20243 2016-02-01 Richard Biener <rguenther@suse.de>
20245 PR middle-end/69556
20246 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
20248 2016-02-01 Richard Biener <rguenther@suse.de>
20250 PR tree-optimization/69574
20251 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
20252 of asserting return chrec_dont_know.
20254 2016-02-01 Martin Liska <mliska@suse.cz>
20256 * mem-stats-traits.h: Add copyright header.
20257 * mem-stats.h: Likewise.
20259 2016-02-01 Richard Biener <rguenther@suse.de>
20261 PR tree-optimization/69579
20262 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
20263 Do not propagate through abnormal PHI results.
20265 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
20267 * postreload.c (reload_cse_simplify): Remove dead code.
20269 2016-02-01 Jakub Jelinek <jakub@redhat.com>
20271 PR rtl-optimization/69570
20272 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
20273 if there is more than one set, not if there is a single set.
20275 2016-02-01 Richard Henderson <rth@redhat.com>
20278 * combine.c (make_compound_operation): When looking through a
20279 subreg, make sure to re-extend to the width of the outer mode.
20281 2016-01-30 Jakub Jelinek <jakub@redhat.com>
20283 PR tree-optimization/69546
20284 * wide-int.cc (wi::divmod_internal): For unsigned division
20285 where both operands fit into uhwi, if o1 is 1 and o0 has
20286 msb set, if divident_prec is larger than bits per hwi,
20287 clear another quotient word and return 2 instead of 1.
20288 Similarly for remainder with msb in HWI set, if dividend_prec
20289 is larger than bits per hwi.
20291 2016-01-29 Martin Jambor <mjambor@suse.cz>
20293 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
20294 Use short lowercase names.
20295 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
20296 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
20297 acq_rel one. Protect warning agains segfaults if
20298 get_memory_order_name returns NULL.
20299 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
20300 with release semantics. Do not warn if get_memory_order already did.
20301 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
20302 semantics. Fix check for relaxed or acquire semantics. Do not warn
20303 if get_memory_order already did.
20305 2016-01-29 Sebastian Pop <s.pop@samsung.com>
20307 * doc/install.texi: Document that isl-0.16 is supported.
20309 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
20312 * config/i386/constraints.md (Bm): Describe as special memory
20314 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
20315 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
20316 * genpreds.c (struct constraint_data): Add is_special_memory.
20317 (have_special_memory_constraints, special_memory_start): New
20319 (special_memory_end): Ditto.
20320 (add_constraint): Add new arg is_special_memory. Add code to
20321 process its true value. Update have_special_memory_constraints.
20322 (process_define_constraint): Pass the new arg.
20323 (process_define_register_constraint): Ditto.
20324 (choose_enum_order): Process special memory.
20325 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
20326 function insn_extra_special_memory_constraint.
20327 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
20328 * gensupport.c (process_rtx): Process
20329 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
20330 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
20331 * ira-lives.c (single_reg_class): Use
20332 insn_extra_special_memory_constraint.
20333 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
20334 * lra-constraints.c (process_alt_operands): Ditto.
20335 (curr_insn_transform): Use insn_extra_special_memory_constraint.
20336 * recog.c (asm_operand_ok, preprocess_constraints): Process
20338 * reload.c (find_reloads): Ditto.
20339 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
20340 * stmt.c (parse_input_constraint): Use
20341 insn_extra_special_memory_constraint.
20343 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
20346 * lra-splill.c (lra_final_code_change): Revert r229087 by
20347 removing all sub-registers.
20349 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
20352 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
20354 2016-01-29 Jakub Jelinek <jakub@redhat.com>
20357 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
20358 SSE1, copy target into the temporary reg first before recursing
20361 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
20363 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
20366 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
20368 * ginclude/stdarg.h: Test __cplusplus instead of
20369 __GXX_EXPERIMENTAL_CXX0X__.
20371 2016-01-29 Richard Biener <rguenther@suse.de>
20373 PR tree-optimization/69547
20374 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
20375 Do not mark clobbers necessary.
20376 (mark_all_reaching_defs_necessary_1): Likewise.
20378 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
20380 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
20381 declaration name with %qs and print it in both error messages.
20382 Also fix indentation.
20384 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
20387 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
20388 trailing blank line from error message.
20390 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
20393 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
20396 2016-01-29 Richard Biener <rguenther@suse.de>
20398 PR middle-end/69537
20399 * match.pd: Allow all integral types when simplifying a
20400 widening or sign-changing conversion.
20402 2016-01-28 Sebastian Pop <s.pop@samsung.com>
20404 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
20405 back to setting codegen_error to fail codegen.
20407 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
20410 * config/i386/constraints.md (C): Only accept constant zero operand.
20411 (BC): New constraint.
20412 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
20413 instead of C constraint.
20414 * doc/md.texi (Machine Constraints): Update description
20417 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
20420 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
20422 2016-01-28 Jakub Jelinek <jakub@redhat.com>
20424 PR middle-end/69542
20425 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
20428 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
20430 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
20431 branches if using guessed profile.
20433 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
20435 * graphite-optimize-isl.c (optimize_isl): Fix dump.
20437 2016-01-28 Richard Henderson <rth@redhat.com>
20440 * config/aarch64/aarch64-modes.def (CC_Cmode): New
20441 * config/aarch64/aarch64-protos.h: Update.
20442 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
20443 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
20444 (aarch64_get_condition_code_1): Handle CC_Cmode.
20445 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
20446 (*add<mode>3_compareC_cconly_imm): New.
20447 (*add<mode>3_compareC_cconly): New.
20448 (*add<mode>3_compareC_imm): New.
20449 (add<mode>3_compareC): New.
20450 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
20451 to be first. Use aarch64_carry_operation.
20452 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
20453 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
20454 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
20455 (subti3): Use subdi3_compare1.
20456 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
20457 (sub<mode>3_compare1): New.
20458 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
20459 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
20460 (*subsi3_carryin_uxtw): Likewise.
20461 (*ngc<mode>, *ngcsi_uxtw): Likewise.
20462 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
20463 * config/aarch64/iterators.md (DWI): New.
20464 * config/aarch64/predicates.md (aarch64_carry_operation): New.
20465 (aarch64_borrow_operation): New.
20467 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
20469 * graphite-optimize-isl.c (optimize_isl): Print a different debug
20470 message when isl does not return a valid schedule.
20472 2016-01-28 Sebastian Pop <s.pop@samsung.com>
20474 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
20475 Remove comments from class declarations: they are already in the code
20478 2016-01-28 Sebastian Pop <s.pop@samsung.com>
20480 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
20482 (ternary_op_to_tree): Same.
20483 (unary_op_to_tree): Same.
20484 (nary_op_to_tree): Same.
20485 (gcc_expression_from_isl_expr_op): Same.
20486 (gcc_expression_from_isl_expression): Same.
20487 (graphite_create_new_loop): Same.
20488 (graphite_create_new_loop_guard): Same.
20489 (build_iv_mapping): Same.
20490 (graphite_create_new_guard): Same.
20491 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
20492 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
20494 2016-01-28 Sebastian Pop <s.pop@samsung.com>
20496 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
20497 instead of setting codegen_error to fail codegen.
20499 2016-01-28 Jason Merrill <jason@redhat.com>
20501 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
20503 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
20505 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
20506 Remove CONST_INT_P check in CCMP cost calculation.
20508 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
20510 * config/aarch64/aarch64.c (generic_vector_cost):
20511 Set vec_permute_cost.
20512 (cortexa57_vector_cost): Likewise.
20513 (exynosm1_vector_cost): Likewise.
20514 (xgene1_vector_cost): Likewise.
20515 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
20516 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
20517 Add vec_permute_cost entry.
20519 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
20521 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
20523 (add<mode>3_compare0): Likewise.
20524 (addsi3_compare0_uxtw): Likewise.
20525 (add<mode>3nr_compare0): Likewise.
20526 (compare_neg<mode>): Likewise.
20527 (<optab><mode>3): Likewise.
20529 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
20531 * tree-vect-stmts.c (vectorizable_comparison): Add
20532 NULL check for vectype.
20534 2016-01-28 Richard Biener <rguenther@suse.de>
20536 PR tree-optimization/69466
20537 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
20538 Account for PHIs we couldn't duplicate.
20540 2016-01-28 Martin Liska <mliska@suse.cz>
20543 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
20544 instead of ENABLE_VALGRIND_CHECKING.
20546 2016-01-27 Richard Henderson <rth@redhat.com>
20549 * lra-remat.c (subreg_regs): New.
20550 (dump_candidates_and_remat_bb_data): Dump it.
20551 (operand_to_remat): Reject if operand in subreg_regs.
20552 (set_bb_regs): Collect subreg_regs.
20553 (lra_remat): Init and free subreg_regs. Compute
20554 calculate_local_reg_remat_bb_data before create_cands.
20556 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
20559 * config/i386/i386.c (ix86_update_stack_boundary): Don't
20560 change stack_alignment_needed for __tls_get_addr call.
20562 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
20564 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
20566 2016-01-27 Jeff Law <law@redhat.com>
20568 PR tree-optimization/68398
20569 PR tree-optimization/69196
20570 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
20571 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
20572 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20573 Only count PHIs in the last block in the path. The others will
20574 const/copy propagate away. Add heuristic to allow more irreducible
20575 subloops to be created when it is likely profitable to do so.
20577 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20578 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
20579 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
20581 2016-01-27 Jakub Jelinek <jakub@redhat.com>
20584 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
20585 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
20586 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
20587 * tree-streamer-in.c: Include asan.h.
20588 (streamer_get_builtin_tree): For builtins in sanitizer
20589 range call initialize_sanitizer_builtins and retry.
20591 2016-01-27 Ian Lance Taylor <iant@google.com>
20593 * common.opt (fkeep-gc-roots-live): New undocumented option.
20594 * tree-ssa-loop-ivopts.c (add_candidate_1): If
20595 -fkeep-gc-roots-live, skip pointers.
20596 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
20599 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
20602 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
20603 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
20605 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
20608 * configure.ac: NetBSD provides SSP in its C library.
20609 * configure: Updated.
20611 2016-01-27 Richard Biener <rguenther@suse.de>
20613 PR tree-optimization/69166
20614 * tree-vect-loop.c (vect_is_simple_reduction): Always check
20615 reduction code for commutativity / associativity.
20617 2016-01-27 Martin Jambor <mjambor@suse.cz>
20619 PR tree-optimization/69355
20620 * tree-sra.c (analyze_access_subtree): Correct hole detection when
20621 total_scalarization fails.
20623 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
20625 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
20628 2016-01-27 Christian Bruel <christian.bruel@st.com>
20631 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
20632 Move arm_reset_previous_fndecl and set_target_option_current_node in
20633 the conditional part. Call save_restore_target_globals.
20634 * config/arm/arm.c (arm_set_current_function):
20635 Refactor to better support #pragma target and attribute mix.
20636 Call save_restore_target_globals.
20637 * config/arm/arm-protos.h (save_restore_target_globals): New function.
20639 2016-01-27 Martin Liska <mliska@suse.cz>
20641 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
20642 reference for an HSA kernel and its host function.
20644 2016-01-27 Jakub Jelinek <jakub@redhat.com>
20646 PR tree-optimization/69399
20647 * wide-int.h (wi::lrshift): For larger precisions, only
20648 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
20650 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
20652 * config/arc/predicates.md (proper_comparison_operator): Reject
20653 constant-constant comparison.
20655 2016-01-26 Tom de Vries <tom@codesourcery.com>
20657 PR tree-optimization/69110
20658 * tree-data-ref.c (initialize_data_dependence_relation): Handle
20659 DR_NUM_DIMENSIONS == 0.
20661 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
20662 Sebastian Pop <s.pop@samsung.com>
20664 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
20665 isl_ast_op_cond and isl_ast_op_select.
20666 (gcc_expression_from_isl_expr_op): Same.
20668 2016-01-26 Jason Merrill <jason@redhat.com>
20671 * tree.c (recompute_constructor_flags): Split out from
20673 (verify_constructor_flags): New.
20674 * tree.h: Declare them.
20676 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
20678 PR rtl-optimization/69217
20679 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
20680 are no TYPE_FIELDS set for the record type.
20682 2016-01-26 Jakub Jelinek <jakub@redhat.com>
20685 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
20686 toc_label_name unconditionally.
20687 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
20688 SYMBOL_REF string. Use toc_label_name instead of constructing
20690 (rs6000_elf_declare_function_name): Use toc_label_name instead of
20691 constructing LCTOC1.
20693 2016-01-26 Martin Sebor <msebor@redhat.com>
20696 * doc/extend.texi (Common Type Attributes): Move text that talks about
20697 attribute packed from attribute aligned to the section discussing
20698 the former attribute for clarity.
20700 2016-01-26 Richard Henderson <rth@redhat.com>
20702 PR middle-end/60908
20703 * trans-mem.c (tm_region_init): Mark entry block as visited.
20705 2016-01-26 David Malcolm <dmalcolm@redhat.com>
20708 * diagnostic-show-locus.c (layout::print_source_line): Replace
20709 call to pp_newline with call to layout::print_newline.
20710 (layout::print_annotation_line): Likewise.
20711 (layout::move_to_column): Likewise.
20712 (layout::print_any_fixits): After printing any fixits, print a
20713 trailing newline, if necessary.
20714 (layout::print_newline): New method, resetting any colorization
20716 (diagnostic_show_locus): Move the pp_newline to before the
20717 early bailout. Remove dummy block enclosing the layout instance.
20718 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
20719 of pp_newline_and_flush with pp_flush.
20720 (diagnostic_append_note): Delete use of pp_newline.
20721 (diagnostic_append_note_at_rich_loc): Delete.
20722 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
20723 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
20724 when newline characters are added to the buffer.
20726 2016-01-26 Michael Matz <matz@suse.de>
20728 * configure.ac (ac_cv_std_swap_in_utility): New test.
20729 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
20730 * configure: Regenerate.
20731 * config.in: Regenerate.
20733 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
20735 * config/arc/arc.md (cstoresi4): Force operand into register.
20736 (arcset<code>): Fix predicate.
20737 (arcsetltu): Likewise.
20738 (arcsetgeu): Likewise.
20739 (arcsethi): Likewise.
20740 (arcsetls): Likewise.
20742 2016-01-26 Jakub Jelinek <jakub@redhat.com>
20744 PR tree-optimization/69483
20745 * gimple-fold.c (canonicalize_constructor_val): Return NULL
20746 if base has error_mark_node type.
20748 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
20751 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
20752 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
20754 (vget_lane_f16): Handle big-endian.
20755 (vgetq_lane_f16): Likewise.
20756 (vset_lane_f16): Likewise.
20757 (vsetq_lane_f16): Likewise.
20758 * config/arm/iterators.md (VQXMOV): Add V8HF.
20759 (VDQ): Add V4HF and V8HF.
20760 (V_reg): Handle V4HF and V8HF.
20761 (Is_float_mode): Likewise.
20762 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
20763 neon_vdup_nv8hf): New patterns.
20764 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
20765 Use VD_LANE iterator.
20766 (neon_vld1_dup<mode>): Use VQ2 iterator.
20768 2016-01-26 Nathan Sidwell <nathan@acm.org>
20770 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
20771 (set_oacc_fn_attrib): Add IS_KERNEL arg.
20772 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
20773 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
20774 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
20775 (oacc_validate_dims): Add LEVEL arg, don't return level.
20776 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
20777 oacc_validate_dims.
20778 (execute_oacc_device_lower): Adjust, add more dump output.
20779 * tree-ssa-loop.c (gate_oacc_kernels): Use
20780 oacc_fn_attrib_kernels_p.
20781 * tree-parloops.c (create_parallel_loop): Adjust
20782 set_oacc_fn_attrib call.
20784 2016-01-26 Jakub Jelinek <jakub@redhat.com>
20787 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
20788 (append_compiler_options): Handle -fcilkplus.
20789 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
20791 2016-01-26 Nick Clifton <nickc@redhat.com>
20794 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
20795 been marked as DECL_ONE_ONLY but we do not the means to make it
20796 so, then do not allow it to bind locally.
20798 2016-01-26 Jakub Jelinek <jakub@redhat.com>
20801 * opts.h (parse_sanitizer_options): New prototype.
20802 * opts.c (sanitizer_opts): New array.
20803 (parse_sanitizer_options): New function.
20804 (common_handle_option): Use parse_sanitizer_options.
20806 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
20809 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
20810 alignment adjustment to ...
20811 (ix86_update_stack_boundary): Here. Don't over-align stack for
20813 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
20814 if __tls_get_addr is called.
20816 2016-01-26 Christian Bruel <christian.bruel@st.com>
20818 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
20820 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
20822 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
20824 2016-01-26 Richard Biener <rguenther@suse.de>
20826 PR middle-end/69467
20827 * match.pd: Guard X * CST CMP 0 pattern with single_use.
20829 2016-01-26 Richard Biener <rguenther@suse.de>
20831 PR tree-optimization/69452
20832 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
20833 (move_computations_dom_walker::before_dom_children): Rename
20835 (move_computations_worker): This.
20836 (move_computations): Perform an RPO rather than a DOM walk.
20838 2016-01-26 Jakub Jelinek <jakub@redhat.com>
20841 * combine.c (combine_instructions): For REG_EQUAL note with
20842 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
20843 to the underlying register.
20844 * doc/rtl.texi (REG_EQUAL): Document the behavior of
20845 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
20847 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
20850 * config/aarch64/aarch64-builtins.c
20851 (aarch64_init_simd_builtin_types): Do not set structural
20852 equality to __Poly{8,16,64,128}_t types.
20854 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
20856 PR tree-optimization/69400
20857 * wide-int.cc (wi_pack): Take the precision as argument and
20858 perform canonicalization here rather than in the callers.
20859 Use the main loop to handle all full-width HWIs. Add a
20860 zero HWI if in_len isn't a full result.
20861 (wi::divmod_internal): Update accordingly.
20862 (wi::mul_internal): Likewise. Simplify.
20864 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
20865 Sebastian Pop <s.pop@samsung.com>
20867 * graphite-poly.c (apply_poly_transforms): Simplify.
20868 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
20869 (print_isl_map): Same.
20870 (print_isl_union_map): Same.
20871 (print_isl_schedule): New.
20872 (debug_isl_schedule): New.
20873 * graphite-dependences.c (scop_get_reads): Do not call
20874 isl_union_map_add_map that is undocumented isl functionality.
20875 (scop_get_must_writes): Same.
20876 (scop_get_may_writes): Same.
20877 (scop_get_original_schedule): Remove.
20878 (scop_get_dependences): Do not call isl_union_map_compute_flow that
20879 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
20880 (compute_deps): Remove.
20881 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
20882 (debug_schedule_ast): New.
20883 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
20884 set_separate_option.
20885 (graphite_regenerate_ast_isl): Add dump.
20886 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
20887 from scop->transformed_schedule.
20888 (graphite_regenerate_ast_isl): Add more dump.
20889 * graphite-optimize-isl.c (optimize_isl): Set
20890 scop->transformed_schedule. Check whether schedules are equal.
20891 (apply_poly_transforms): Move here.
20892 * graphite-poly.c (apply_poly_transforms): ... from here.
20893 (free_poly_bb): Static.
20894 (free_scop): Static.
20895 (pbb_number_of_iterations_at_time): Remove.
20896 (print_isl_ast): New.
20897 (debug_isl_ast): New.
20898 (debug_scop_pbb): New.
20899 * graphite-scop-detection.c (print_edge): Move.
20900 (print_sese): Move.
20901 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
20902 (build_scop_scattering): Remove.
20903 (create_pw_aff_from_tree): Assert instead of bailing out.
20904 (add_condition_to_pbb): Remove unused code, do not fail.
20905 (add_conditions_to_domain): Same.
20906 (add_conditions_to_constraints): Remove.
20907 (build_scop_context): New.
20908 (add_iter_domain_dimension): New.
20909 (build_iteration_domains): Initialize pbb->iterators.
20910 Call add_conditions_to_domain.
20913 (index_outermost_in_loop): New.
20914 (index_pbb_in_loop): New.
20915 (outermost_pbb_in): New.
20916 (add_in_sequence): New.
20917 (add_outer_projection): New.
20918 (outer_projection_mupa): New.
20919 (add_loop_schedule): New.
20920 (build_schedule_pbb): New.
20921 (build_schedule_loop): New.
20922 (embed_in_surrounding_loops): New.
20923 (build_schedule_loop_nest): New.
20924 (build_original_schedule): New.
20925 (build_poly_scop): Call build_original_schedule.
20926 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
20927 (free_poly_dr): Remove.
20928 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
20929 (free_poly_bb): Remove.
20930 (debug_loop_vec): Remove.
20931 (print_isl_ast): Declare.
20932 (debug_isl_ast): Declare.
20933 (scop_do_interchange): Remove.
20934 (scop_do_strip_mine): Remove.
20935 (scop_do_block): Remove.
20936 (flatten_all_loops): Remove.
20937 (optimize_isl): Remove.
20938 (pbb_number_of_iterations_at_time): Remove.
20939 (debug_scop_pbb): Declare.
20940 (print_schedule_ast): Declare.
20941 (debug_schedule_ast): Declare.
20942 (struct scop): Remove schedule. Add original_schedule,
20943 transformed_schedule.
20944 (free_gimple_poly_bb): Remove.
20945 (print_generated_program): Remove.
20946 (debug_generated_program): Remove.
20947 (unify_scattering_dimensions): Remove.
20948 * sese.c (print_edge): ... here.
20949 (print_sese): ... here.
20950 (debug_edge): ... here.
20951 (debug_sese): ... here.
20952 * sese.h (print_edge): Declare.
20953 (print_sese): Declare.
20954 (dump_edge): Declare.
20955 (dump_sese): Declare.
20957 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
20958 Sebastian Pop <s.pop@samsung.com>
20960 * Makefile.in: Set ISLVER in site.exp.
20962 2016-01-25 Jakub Jelinek <jakub@redhat.com>
20964 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
20965 DECL_VALUE_EXPR of new_var even for the non-array case. Look
20966 through DECL_VALUE_EXPR for expansion.
20968 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
20970 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
20971 the frame info after reload completed.
20973 2016-01-25 Jeff Law <law@redhat.com>
20975 PR tree-optimization/69196
20976 PR tree-optimization/68398
20977 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
20978 tree-ssa-threadupdate.c.
20979 (determine_bb_domination_status): Prototype
20980 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
20981 (determine_bb_domination_status): No longer static.
20982 (valid_jump_thread_path): Remove code to detect characteristics
20983 of the jump thread path not associated with correctness.
20984 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
20985 Correct test for thread path length. Count PHIs for real operands as
20986 statements that need to be copied. Do not count ASSERT_EXPRs.
20987 Look at all the blocks in the thread path. Compute and selectively
20988 filter thread paths based on threading through the latch, threading
20989 a multiway branch or crossing a multiway branch.
20991 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20993 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
20994 decl with __attribute__ ((unused)) annotation.
20996 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
20999 * tree-vect-stmts.c (vectorizable_condition): Check vectype
21000 of operands is compatible with a statement vectype.
21002 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
21004 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
21005 improve wording for mixed storage order support.
21007 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
21009 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
21010 (vcvt_u64_f64): Likewise.
21011 (vcvta_s64_f64): Likewise.
21012 (vcvta_u64_f64): Likewise.
21013 (vcvtm_s64_f64): Likewise.
21014 (vcvtm_u64_f64): Likewise.
21015 (vcvtn_s64_f64): Likewise.
21016 (vcvtn_u64_f64): Likewise.
21017 (vcvtp_s64_f64): Likewise.
21018 (vcvtp_u64_f64): Likewise.
21020 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
21022 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
21023 (arc_init): Check validity mll64 option.
21024 (arc_save_restore): Use double load/store instruction.
21025 (arc_expand_movmem): Likewise.
21026 (arc_split_move): Don't split if we have double load/store
21027 instructions. Returns a boolean.
21028 (arc_process_double_reg_moves): Change function to return boolean
21029 instead of a sequence of instructions.
21030 (arc_dwarf_register_span): New function.
21031 * config/arc/arc-protos.h (arc_split_move): Change prototype.
21032 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
21033 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
21034 (*movdf_insn): Likewise.
21035 * config/arc/arc.opt (mll64): New option.
21036 * config/arc/predicates.md (even_register_operand): New predicate.
21037 * doc/invoke.texi (ARC Options): Add mll64 documentation.
21039 2016-01-25 Richard Biener <rguenther@suse.de>
21042 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
21043 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
21045 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
21047 2016-01-25 Richard Biener <rguenther@suse.de>
21049 PR tree-optimization/69376
21050 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
21052 (VN_INFO_ANTI_RANGE_P): New inline.
21053 (VN_INFO_RANGE_TYPE): Likewise.
21054 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
21055 SSA_NAME_ANTI_RANGE_P.
21056 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
21057 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
21058 Properly query VN_INFO_RANGE_TYPE.
21060 2016-01-25 Nick Clifton <nickc@redhat.com>
21063 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
21065 2016-01-23 Tom de Vries <tom@codesourcery.com>
21067 PR tree-optimization/69426
21068 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
21071 2016-01-23 Jakub Jelinek <jakub@redhat.com>
21073 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
21074 "the the" with "the" in the comments.
21075 * ipa-devirt.c (build_type_inheritance_graph,
21076 update_type_inheritance_graph): Likewise.
21077 * tree.c (build_function_type_list_1): Likewise.
21078 * cfgloopmanip.c (scale_loop_profile): Likewise.
21079 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
21080 * gimple-ssa-split-paths.c
21081 (find_block_to_duplicate_for_splitting_paths): Likewise.
21082 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
21083 * expr.c (convert_move): Likewise.
21084 * var-tracking.c (vt_stack_adjustments): Likewise.
21085 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
21086 * tree-vrp.c (test_for_singularity): Likewise.
21088 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
21089 directly instead of building a temporary tree.
21092 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
21093 remove <algorithm> include.
21095 2016-01-22 Jakub Jelinek <jakub@redhat.com>
21098 * config/i386/i386.c: Include dojump.h.
21099 (expand_small_movmem_or_setmem,
21100 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
21102 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
21103 if dynamic_check != -1.
21105 2016-01-21 Jeff Law <law@redhat.com>
21107 PR middle-end/69347
21108 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
21109 record_temporary_equivalences. Rewritten to avoid unnecessary calls
21110 into dominated_by_p.
21111 (cprop_into_successor_phis): Avoid unnecessary tests.
21113 2016-01-22 Richard Henderson <rth@redhat.com>
21116 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
21117 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
21119 2016-01-22 Michael Matz <matz@suse.de>
21121 * system.h (string, algorithm): Include only conditionally.
21122 (new): Include always under C++.
21123 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
21124 * final.c (toplevel): Ditto.
21125 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
21126 * genconditions.c (write_header): Make gencondmd.c define
21128 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
21130 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
21131 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
21133 2016-01-22 Christian Bruel <christian.bruel@st.com>
21136 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
21138 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21141 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
21142 define_insn_and_split. Ensure operands[1] and operands[0] do not
21143 get assigned the same register.
21145 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
21147 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
21149 2016-01-22 Christian Bruel <christian.bruel@st.com>
21151 * config/arm/arm-c.c (arm_pragma_target_parse):
21152 Remove warn_builtin_macro_redefined overwrite.
21154 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
21156 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
21157 flag_non_call_exceptions compatibility.
21159 2016-01-22 Jakub Jelinek <jakub@redhat.com>
21162 * dwarf2out.c (add_child_die_after): New function.
21163 (dwarf_qual_info_t): New type.
21164 (dwarf_qual_info): New variable.
21165 (qualified_die_p): New function.
21166 (modified_type_die): For -fdebug-types-section, ensure
21167 canonical order of qualifiers. Put qualified DIEs adjacent
21168 to the corresponding non-qualified type DIE and search there
21169 for existing qualified DIEs.
21171 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
21173 * doc/extend.texi (scalar_storage_order type attribute): Document
21174 restriction on type punning and aliasing, and remove future tense.
21176 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
21179 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
21182 2016-01-21 Jeff Law <law@redhat.com>
21184 PR middle-end/69347
21185 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
21186 useless call to record_temporary_equivalences.
21187 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
21188 allocate 10 slots in the bb_path vector and let it grow as needed.
21189 (fsm_find_control_statement_thread_paths): Similarly for the next_path
21192 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
21194 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
21196 * configure: Regenerate.
21198 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
21200 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
21201 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
21203 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
21205 PR middle-end/66178
21206 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
21207 drop EXPAND_INITIALIZER.
21208 * rtl.h (contains_symbolic_reference_p): Declare.
21209 * rtlanal.c (contains_symbolic_reference_p): New function.
21210 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
21211 a subtraction into a NOT if symbolic constants are involved.
21213 2016-01-21 Anton Blanchard <anton@samba.org>
21214 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21217 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
21219 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
21222 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
21224 * config/microblaze/microblaze.c
21225 (get_branch_target): New.
21226 (insert_wic_for_ilb_runout): New.
21228 (microblaze_machine_dependent_reorg): New.
21229 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
21230 * config/microblaze/microblaze.md
21231 (UNSPEC_IPREFETCH): Define.
21232 (iprefetch): New pattern
21233 * config/microblaze/microblaze.opt
21234 (mxl-prefetch): New flag.
21236 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
21238 * config/microblaze/microblaze.h
21239 (FIXED_REGISTERS): Update in macro.
21240 (CALL_USED_REGISTERS): Update in macro.
21242 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
21244 PR rtl-optimization/68920
21245 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
21248 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
21250 PR rtl-optimization/68990
21251 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
21252 pseudo instead of inheritance ones.
21254 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
21255 Nick Clifton <nickc@redhat.com>
21259 * config/mips/mips.c (mips_compute_frame_info): Initialise
21260 args_size and hard_frame_pointer_offset fields of the frame
21261 structure before calling mips_global_pointer.
21263 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
21265 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
21267 * configure: Regenerate.
21269 2016-01-21 Richard Biener <rguenther@suse.de>
21271 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
21273 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
21275 * config/s390/s390.c (s390_asm_declare_function_size): Add code
21276 to actually emit the .size directive.
21278 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
21279 Jakub Jelinek <jakub@redhat.com>
21283 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
21284 args array size by one to avoid buffer overflow.
21286 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
21288 * config/s390/s390.md (pool_section_start): Use switch_to_section
21289 to select proper read-only data section instead of hardcoding
21291 (pool_section_end): Use switch_to_section to match the above.
21293 2016-01-21 Richard Biener <rguenther@suse.de>
21295 PR tree-optimization/69378
21296 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
21297 (set_ssa_val_to): Use it for dominance checks taking into
21298 account not executable edges.
21300 2016-01-21 Jakub Jelinek <jakub@redhat.com>
21303 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
21304 for bitsize instead of GET_MODE_PRECISION (mode).
21306 2016-01-20 Martin Sebor <msebor@redhat.com>
21309 * extend.texi (__sync Builtins): Clarify the semantics of
21310 __sync_fetch_and_OP built-ins on pointers.
21311 (__atomic Builtins): Same.
21313 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21314 Sebastian Pop <s.pop@samsung.com>
21316 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
21317 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
21318 (is_valid_rename): Same.
21319 (translate_isl_ast_to_gimple::get_rename): Same.
21320 (translate_isl_ast_to_gimple::rename_all_uses): Same.
21321 (translate_isl_ast_to_gimple::rename_uses): Same.
21322 (get_new_name): Check for close_phi nodes.
21323 (copy_loop_phi_args): Use phi_node_kind.
21324 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
21325 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
21327 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21328 Sebastian Pop <s.pop@samsung.com>
21330 Revert commit r229783.
21331 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
21332 Remove use of parameter_rename_map.
21333 (copy_def): Remove.
21334 (copy_internal_parameters): Remove.
21335 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
21336 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
21337 (free_sese_info): Do not free parameter_rename_map.
21338 (set_rename): Do not use parameter_rename_map.
21339 (rename_uses): Update call to set_rename.
21340 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
21341 * sese.h (parameter_rename_map_t): Remove.
21342 (struct sese_info_t): Remove field parameter_rename_map.
21344 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21345 Sebastian Pop <s.pop@samsung.com>
21347 * graphite-isl-ast-to-gimple.c: Fix comment.
21348 * graphite-scop-detection.c (defined_in_loop_p): New.
21349 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
21350 names defined in loop.
21352 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21353 Sebastian Pop <s.pop@samsung.com>
21355 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
21356 Discard unstructured if-then-else regions.
21358 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21359 Sebastian Pop <s.pop@samsung.com>
21361 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
21362 (cleanup_loop_iter_dom): Remove.
21363 (build_loop_iteration_domains): Remove.
21364 (build_scop_context): Remove.
21365 (build_scop_iteration_domain): Remove.
21366 (add_loop_constraints): New.
21367 (build_iteration_domains): New.
21368 (build_poly_scop): Call build_iteration_domains.
21370 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21371 Sebastian Pop <s.pop@samsung.com>
21373 * graphite-scop-detection.c
21374 (scop_detection::harmful_loop_in_region): Free dom and loops.
21375 (scop_detection::loop_body_is_valid_scop): Free bbs.
21377 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21378 Sebastian Pop <s.pop@samsung.com>
21380 * graphite-scop-detection.c (record_loop_in_sese): New.
21381 (gather_bbs::before_dom_children): Call record_loop_in_sese.
21382 (build_scops): Remove call to build_sese_loop_nests.
21383 * sese.c (sese_record_loop): Remove.
21384 (build_sese_loop_nests): Remove.
21385 (new_sese_info): Remove region->loops.
21386 (free_sese_info): Same.
21387 * sese.h (sese_contains_loop): Same.
21388 (build_sese_loop_nests): Remove.
21389 (sese_contains_loop): Remove.
21391 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21392 Sebastian Pop <s.pop@samsung.com>
21394 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
21395 loop_is_valid_in_scop.
21396 (scop_detection::harmful_stmt_in_region): Renamed
21397 harmful_loop_in_region.
21398 Call loop_is_valid_in_scop.
21400 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21401 Sebastian Pop <s.pop@samsung.com>
21403 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
21406 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21407 Sebastian Pop <s.pop@samsung.com>
21409 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
21410 * graphite.h (struct poly_bb): Remove field is_reduction.
21411 (PBB_IS_REDUCTION): Remove.
21413 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21414 Sebastian Pop <s.pop@samsung.com>
21416 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
21417 (add_pdr_constraints): Same.
21418 (scop_get_reads): Same.
21419 (scop_get_must_writes): Same.
21420 (scop_get_may_writes): Same.
21421 (scop_get_original_schedule): Same.
21422 (extend_schedule): Same.
21423 (apply_schedule_on_deps): Same.
21424 (carries_deps): Same.
21425 (compute_deps): Same.
21426 (scop_get_dependences): Same.
21427 * graphite-isl-ast-to-gimple.c
21428 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
21429 * graphite-optimize-isl.c (get_schedule_for_band): Same.
21430 (get_schedule_for_band_list): Same.
21431 (get_schedule_map): Same.
21432 (apply_schedule_map_to_scop): Same.
21433 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
21434 (build_loop_iteration_domains): Same.
21435 (add_condition_to_pbb): Same.
21436 (add_param_constraints): Same.
21437 (pdr_add_memory_accesses): Same.
21438 (pdr_add_data_dimensions): Same.
21440 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
21442 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
21445 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
21447 * common.opt (feliminate-dwarf2-dups): Replace references to
21448 "DWARF 2" with just "DWARF".
21449 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
21450 * doc/extend.texi: Likewise.
21451 * doc/cpp.texi: Likewise.
21452 * doc/invoke.texi: Likewise.
21453 (Option Summary): Add -gdwarf to list of Debugging Options.
21454 (Debugging Options): Document -gdwarf.
21455 * doc/contrib.texi: Spell "DWARF" like that.
21457 2016-01-21 Jakub Jelinek <jakub@redhat.com>
21459 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
21460 warning. Fix up formatting.
21462 PR middle-end/67653
21463 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
21464 attempt to mark memory input operand addressable and
21465 call prepare_gimple_addressable in that case. Don't adjust
21466 input_location for diagnostics, use error_at instead.
21468 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
21470 * config/rs6000/ppc-auxv.h: New file.
21471 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
21472 (cpu_is): Likewise.
21473 (cpu_supports): Likewise.
21474 * config/rs6000/rs6000.c: include "ppc-auxv.h".
21475 (cpu_is_info): New variable.
21476 (cpu_supports_info): Likewise.
21477 (tcb_verification_symbol): Likewise.
21478 (cpu_builtin_p): Likewise.
21479 (cpu_expand_builtin): New function.
21480 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
21481 (rs6000_init_builtins): Likewise.
21482 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
21483 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
21484 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
21485 * configure: Regenerate.
21486 * config.in: Likewise.
21487 * doc/extend.texi (PowerPC Built-in Functions): Document
21488 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
21490 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
21493 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
21495 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
21498 2016-01-20 Richard Henderson <rth@redhat.com>
21504 * tree.c (tm_define_builtin): New.
21505 (find_tm_vector_type): New.
21506 (build_tm_vector_builtins): New.
21507 (build_common_builtin_nodes): Call it.
21509 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
21511 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
21512 (arm_fp_ok): Likewise.
21513 (arm_fp): Likewise.
21514 (arm_crypto): Likewise.
21516 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
21517 Richard Biener <rguenther@suse.de>
21519 PR tree-optimization/69328
21520 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
21521 vectors have same number of elements.
21522 (vectorizable_condition): Fix masked version recognition.
21524 2016-01-20 Richard Biener <rguenther@suse.de>
21526 PR tree-optimization/69345
21527 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
21528 (VN_INFO_PTR_INFO): Likewise.
21529 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
21530 info when it is equal between non-dominating SSA names.
21531 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
21532 Make sure to look at original SSA infos.
21534 2016-01-20 Jeff Law <law@redhat.com>
21537 * config/m68k/predicates.md (pow2_m1_operand): New predicate
21539 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
21540 (pc_or_label_operand): New predicate.
21541 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
21542 tests for small integers that are 2^n - 1.
21544 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
21546 * doc/invoke.texi (Options Summary): Add '.' after @xref.
21548 2016-01-19 Jeff Law <law@redhat.com>
21550 PR middle-end/69347
21551 * tree-ssa-threadbackwards.c
21552 (fsm_find_control_statement_thread_paths): Do not try to lookup
21553 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
21555 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
21557 * doc/lto.texi: Remove text that says only Gold has linker plugin
21560 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
21562 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
21563 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
21564 the DIE accordingly.
21565 (modified_type_die): Add REVERSE parameter and pass it recursively,
21566 as well as to base_type_die. Adjust presence check accordingly.
21567 (base_type_for_mode): Adjust call to modified_type_die.
21568 (add_type_attribute): Add REVERSE parameter and pass it to
21570 (generic_parameter_die): Adjust call to add_type_attribute.
21571 (add_scalar_info): Likewise.
21572 (add_subscript_info): Likewise.
21573 (gen_array_type_die): Likewise.
21574 (gen_descr_array_type_die): Likewise.
21575 (gen_entry_point_die): Likewise.
21576 (gen_enumeration_type_die): Likewise.
21577 (gen_formal_parameter_die): Likewise.
21578 (gen_subprogram_die): Likewise.
21579 (gen_variable_die ): Likewise.
21580 (gen_const_die): Likewise.
21581 (gen_field_die): Likewise.
21582 (gen_pointer_type_die): Likewise.
21583 (gen_reference_type_die): Likewise.
21584 (gen_ptr_to_mbr_type_die): Likewise.
21585 (gen_inheritance_die): Likewise.
21586 (gen_subroutine_type_die): Likewise.
21587 (gen_typedef_die): Likewise.
21588 (force_type_die): Adjust call to modified_type_die.
21590 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
21592 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
21593 flow throughout the file. Fix broken link to Objective-C 2.0
21595 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
21598 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
21600 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
21602 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
21605 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
21606 (maybe_record_node): Record cxa_pure_virtual as the only possible
21607 target if there are not ohter candidates.
21608 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
21610 2016-01-19 Richard Biener <rguenther@suse.de>
21612 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
21613 (get_memory_order): Likewise.
21615 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
21617 * tree-vect-stmts.c (vectorizable_store): Check
21620 2016-01-19 David Malcolm <dmalcolm@redhat.com>
21623 * gcc.c (driver::decode_argv): Add call to
21624 init_opts_obstack before init_options_struct.
21625 * opts.c (init_opts_obstack): Remove idempotency.
21626 (init_options_struct): Replace call to init_opts_obstack
21627 with a gcc_assert to verify that it has already been called.
21628 * toplev.c (toplev::main): Add call to init_opts_obstack before
21629 calls to init_options_struct.
21630 (toplev::finalize): Move cleanup of opts_obstack next to
21631 cleanup of save_decoded_options, clearing the latter, and
21632 save_decoded_options_count.
21634 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21637 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
21638 attribute to unconditional. Remove %? from output template.
21640 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
21641 Jiong Wang <jiong.wang@arm.com>
21643 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
21644 generated from different expand order.
21646 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
21648 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
21649 Add support for CCMP costing.
21651 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
21653 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
21654 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
21655 (fccmpe<mode>): Likewise.
21656 (fcmp): Rename to fcmp and globalize pattern.
21658 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
21659 (aarch64_gen_ccmp_next): Add FP support.
21661 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
21663 * target.def (gen_ccmp_first): Update documentation.
21664 (gen_ccmp_next): Likewise.
21665 * doc/tm.texi (gen_ccmp_first): Update documentation.
21666 (gen_ccmp_next): Likewise.
21667 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
21668 expand_ccmp_expr_1. Improve comments.
21669 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
21670 (ccmp_ior<mode>): Remove pattern.
21671 (cmp<mode>): Remove expand.
21672 (cmp): Globalize pattern.
21673 (cstorecc4): Use cc_register.
21674 (mov<mode>cc): Remove ccmp_cc_register check.
21675 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
21676 Simplify after removal of CC_DNE/* modes.
21677 (aarch64_ccmp_mode_to_code): Remove.
21678 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
21679 In 'k' case use integer as condition.
21680 (aarch64_nzcv_codes): Remove inverted cases.
21681 (aarch64_code_to_ccmode): Remove.
21682 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
21683 comparison with CC register to be used in folowing CCMP/branch/CSEL.
21684 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
21685 pattern. Return the comparison with CC register. Invert conditions
21686 when bitcode is OR.
21687 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
21688 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
21690 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
21692 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
21693 instrumented_version.
21695 2016-01-19 Richard Biener <rguenther@suse.de>
21697 PR tree-optimization/69336
21698 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
21699 handled components with get_ref_base_and_extent.
21700 (equal_mem_array_ref_p): Adjust.
21702 2016-01-19 Jakub Jelinek <jakub@redhat.com>
21705 * shrink-wrap.c: Include valtrack.h.
21706 (move_insn_for_shrink_wrap): Add DEBUG argument. If
21707 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
21708 in between insn and where it will be moved to. Call
21709 dead_debug_insert_temp.
21710 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
21711 first and dead_debug_local_finish at the end.
21712 For uses and defs bitmap, handle all regs in between REGNO and
21713 END_REGNO, not just the first one.
21715 2016-01-19 Richard Biener <rguenther@suse.de>
21717 PR tree-optimization/69352
21718 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
21719 (equal_mem_array_ref_p): Constrain size and max size properly.
21720 Compare the reverse flag.
21722 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
21724 * ira.c (ira): Update regstat data if we deleted insns.
21726 2016-01-19 Jakub Jelinek <jakub@redhat.com>
21728 PR rtl-optimization/68955
21729 PR rtl-optimization/64557
21730 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
21731 here. Fix up formatting.
21732 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
21734 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
21737 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
21738 assume that the node has body.
21739 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
21742 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
21744 * lto-streamer-out.c (lto_output): Do not stream instrumentation
21747 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
21749 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
21750 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
21752 2016-01-19 Martin Jambor <mjambor@suse.cz>
21753 Martin Liska <mliska@suse.cz>
21754 Michael Matz <matz@suse.de>
21756 * Makefile.in (OBJS): Add new source files.
21757 (GTFILES): Add hsa.c.
21758 * common.opt (disable_hsa): New variable.
21759 (-Whsa): New warning.
21760 * config.in (ENABLE_HSA): New.
21761 * configure.ac: Treat hsa differently from other accelerators.
21762 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
21763 $enable_offloading.
21764 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
21765 * doc/install.texi (Configuration): Document --with-hsa-runtime,
21766 --with-hsa-runtime-include, --with-hsa-runtime-lib and
21767 --with-hsa-kmt-lib.
21768 * doc/invoke.texi (-Whsa): Document.
21769 (hsa-gen-debug-stores): Likewise.
21770 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
21771 to invoke offload compiler for hsa acclerator.
21772 * opts.c (common_handle_option): Determine whether HSA offloading
21773 should be performed.
21774 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
21775 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
21776 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
21777 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
21778 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
21779 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
21780 GF_OMP_FOR_KIND_GRID_LOOP.
21781 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
21782 (pp_gimple_stmt_1): Likewise.
21783 * gimple-walk.c (walk_gimple_stmt): Likewise.
21784 * gimple.c (gimple_build_omp_grid_body): New function.
21785 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
21786 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
21787 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
21788 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
21789 GF_OMP_TEAMS_GRID_PHONY.
21790 (gimple_statement_omp_single_layout): Updated comments.
21791 (gimple_build_omp_grid_body): New function.
21792 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
21793 (gimple_omp_for_grid_phony): New function.
21794 (gimple_omp_for_set_grid_phony): Likewise.
21795 (gimple_omp_parallel_grid_phony): Likewise.
21796 (gimple_omp_parallel_set_grid_phony): Likewise.
21797 (gimple_omp_teams_grid_phony): Likewise.
21798 (gimple_omp_teams_set_grid_phony): Likewise.
21799 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
21800 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
21801 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
21802 (BUILT_IN_GOMP_TARGET): Updated type.
21803 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
21804 (adjust_for_condition): New function.
21805 (get_omp_for_step_from_incr): Likewise.
21806 (extract_omp_for_data): Moved parts to adjust_for_condition and
21807 get_omp_for_step_from_incr.
21808 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
21809 (fixup_child_record_type): Bail out if receiver_decl is NULL.
21810 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
21811 (scan_omp_parallel): Do not create child functions for phony
21813 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
21814 (scan_omp_1_op): Checking assert we are not remapping to
21815 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
21816 (parallel_needs_hsa_kernel_p): New function.
21817 (expand_parallel_call): Register apprpriate parallel child
21818 functions as HSA kernels.
21819 (grid_launch_attributes_trees): New type.
21820 (grid_attr_trees): New variable.
21821 (grid_create_kernel_launch_attr_types): New function.
21822 (grid_insert_store_range_dim): Likewise.
21823 (grid_get_kernel_launch_attributes): Likewise.
21824 (get_target_argument_identifier_1): Likewise.
21825 (get_target_argument_identifier): Likewise.
21826 (get_target_argument_value): Likewise.
21827 (push_target_argument_according_to_value): Likewise.
21828 (get_target_arguments): Likewise.
21829 (expand_omp_target): Call get_target_arguments instead of looking
21830 up for teams and thread limit.
21831 (grid_expand_omp_for_loop): New function.
21832 (grid_arg_decl_map): New type.
21833 (grid_remap_kernel_arg_accesses): New function.
21834 (grid_expand_target_kernel_body): New function.
21835 (expand_omp): Call it.
21836 (lower_omp_for): Do not emit phony constructs.
21837 (lower_omp_taskreg): Do not emit phony constructs but create for them
21838 a temporary variable receiver_decl.
21839 (lower_omp_taskreg): Do not emit phony constructs.
21840 (lower_omp_teams): Likewise.
21841 (lower_omp_grid_body): New function.
21842 (lower_omp_1): Call it.
21843 (grid_reg_assignment_to_local_var_p): New function.
21844 (grid_seq_only_contains_local_assignments): Likewise.
21845 (grid_find_single_omp_among_assignments_1): Likewise.
21846 (grid_find_single_omp_among_assignments): Likewise.
21847 (grid_find_ungridifiable_statement): Likewise.
21848 (grid_target_follows_gridifiable_pattern): Likewise.
21849 (grid_remap_prebody_decls): Likewise.
21850 (grid_copy_leading_local_assignments): Likewise.
21851 (grid_process_kernel_body_copy): Likewise.
21852 (grid_attempt_target_gridification): Likewise.
21853 (grid_gridify_all_targets_stmt): Likewise.
21854 (grid_gridify_all_targets): Likewise.
21855 (execute_lower_omp): Call grid_gridify_all_targets.
21856 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
21857 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
21858 (tree_omp_clause): Added union field dimension.
21859 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
21860 * tree.c (omp_clause_num_ops): Added number of arguments of
21861 OMP_CLAUSE__GRIDDIM_.
21862 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
21863 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
21864 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
21865 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
21866 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
21867 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
21868 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
21869 * tree-pass.h (make_pass_gen_hsail): Declare.
21870 (make_pass_ipa_hsa): Likewise.
21871 * ipa-hsa.c: New file.
21872 * lto-section-in.c (lto_section_name): Add hsa section name.
21873 * lto-streamer.h (lto_section_type): Add hsa section.
21874 * timevar.def (TV_IPA_HSA): New.
21875 * hsa-brig-format.h: New file.
21876 * hsa-brig.c: New file.
21877 * hsa-dump.c: Likewise.
21878 * hsa-gen.c: Likewise.
21881 * toplev.c (compile_file): Call hsa_output_brig.
21882 * hsa-regalloc.c: New file.
21884 2016-01-18 Jeff Law <law@redhat.com>
21886 PR tree-optimization/69320
21887 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
21888 ranged object, do nothing if the RHS constant is not [0..1].
21889 (optimize_stmt): Comparing a boolean ranged object against a
21890 constant outside [0..1] results in a compile-time constant.
21892 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
21895 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
21897 * doc/invoke.texi (Invoking GCC): Add new section to menu.
21898 (Option Summary): Update to reflect new section and moved options.
21899 (C++ Dialect Options): Move -fstats to new section.
21900 (Debugging Options): Move all dump, statistics, and other GCC
21901 developer options to new section. Rewrite section introduction
21902 and re-order remaining options to put the more basic ones first.
21903 (Optimization Options): Move -fira-verbose and -flto-report* to
21905 (Developer Options): New section incorporating moved options.
21906 * doc/cppopts.texi (-dM): Update cross-reference.
21908 2016-01-18 Richard Henderson <rth@redhat.com>
21911 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
21912 operands to pseudo only if CSE is expected. Split long immediate
21913 operands only after reload, and for the stack pointer.
21914 (*add<GPI>3_pluslong): Remove.
21915 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
21916 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
21917 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
21918 (*add<GPI>3 peepholes): New.
21919 (*add<GPI>3 splitters): New.
21920 * config/aarch64/constraints.md (Upl): New.
21921 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
21923 2016-01-18 Richard Biener <rguenther@suse.de>
21925 PR tree-optimization/69297
21926 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
21928 (vect_bb_vectorization_profitable_p): Clear visited flag again.
21930 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
21932 PR middle-end/68542
21933 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
21934 of mixind vector and scalar types.
21935 (fold_relational_const): Add handling of vector
21936 comparison with boolean result.
21937 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
21938 comparison of vector operands with boolean result for EQ/NE only.
21939 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
21940 (verify_gimple_cond): Likewise.
21941 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
21944 2016-01-18 Joseph Myers <joseph@codesourcery.com>
21946 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
21949 2016-01-18 Richard Biener <rguenther@suse.de>
21951 PR middle-end/69308
21952 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
21954 2016-01-18 Tom de Vries <tom@codesourcery.com>
21956 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
21958 2016-01-18 Tom de Vries <tom@codesourcery.com>
21960 * omp-low.c (set_oacc_fn_attrib): Make extern.
21961 * omp-low.h (set_oacc_fn_attrib): Declare.
21962 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
21963 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
21964 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
21965 Add and handle function parameter oacc_kernels_p.
21966 (find_reduc_addr, get_omp_data_i_param): New function.
21967 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
21968 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
21969 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
21970 Calculate dominance info. Skip loops that are not in a kernels region
21971 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
21972 (pass_parallelize_loops::execute): Call parallelize_loops with
21973 oacc_kernels_p argument.
21974 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
21975 New member function.
21976 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
21977 * passes.def: Add argument to pass_parallelize_loops instantation.
21979 2016-01-18 Tom de Vries <tom@codesourcery.com>
21981 * tree-parloops.c (pass_parallelize_loops::execute): Allow
21982 pass_parallelize_loops to be run outside the loop pipeline.
21984 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
21986 * tree-scalar-evolution.c (follow_copies_to_constant): New.
21987 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
21989 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
21992 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
21993 using get_ref_base_and_extent.
21994 (equal_mem_array_ref_p): New.
21995 (hashable_expr_equal_p): Add call to previous.
21997 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
22000 * tree-sra.c (disqualified_constants, constant_decl_p): New.
22001 (sra_initialize): Allocate disqualified_constants.
22002 (sra_deinitialize): Free disqualified_constants.
22003 (disqualify_candidate): Update disqualified_constants when appropriate.
22004 (create_access): Scan for constant-pool entries as we go along.
22005 (scalarizable_type_p): Add check against type_contains_placeholder_p.
22006 (maybe_add_sra_candidate): Allow constant-pool entries.
22007 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
22008 (initialize_constant_pool_replacements): New.
22009 (sra_modify_assign): Avoid mangling assignments created by previous,
22010 and don't generate writes into constant pool.
22011 (sra_modify_function_body): Call initialize_constant_pool_replacements.
22013 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
22015 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
22016 andnot instruction.
22017 (scalar_chain::convert_op): Likewise.
22018 * config/i386/i386.md (*andndi3_doubleword): New.
22020 2016-01-18 Richard Biener <rguenther@suse.de>
22022 PR tree-optimization/69170
22023 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
22024 building a vector from scalar results of a pattern stmt.
22026 2016-01-18 Jakub Jelinek <jakub@redhat.com>
22028 * haifa-sched.c (autopref_multipass_init): Work around
22029 -Wmaybe-uninitialized warning.
22031 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
22033 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
22034 against the constant 0.
22036 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22038 PR tree-optimization/68799
22039 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
22040 look up phi candidates in the statement-candidate map.
22041 (phi_add_costs): Likewise.
22042 (record_phi_increments): Likewise.
22043 (phi_incr_cost): Likewise.
22044 (ncd_with_phi): Likewise.
22045 (all_phi_incrs_profitable): Likewise.
22047 2016-01-17 Jakub Jelinek <jakub@redhat.com>
22049 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
22050 -Wmaybe-uninitialized warning.
22052 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
22054 * doc/invoke.texi (Invoking GCC): Add new section to menu.
22055 (Option Summary): Update to reflect new section and moved options.
22056 (C++ Dialect Options): Move -fvtable-verify and related options.
22057 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
22058 and profiling-related options.
22059 (Optimization Options): Move profile generation options and
22060 -fstack-protector and related options.
22061 (Instrumentation Options): New section incorporating moved options.
22062 (Code Generation Options): Move -finstrument-functions and
22063 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
22065 2016-01-16 Tom de Vries <tom@codesourcery.com>
22067 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
22069 2016-01-16 Tom de Vries <tom@codesourcery.com>
22071 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
22073 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
22075 * hash-table.h (hash_table::empty): Turn into an inline wrapper
22076 that checks whether the table is already empty. Rename the
22077 original implementation to...
22078 (hash_table::empty_slot): ...this new private function.
22080 2016-01-15 David Malcolm <dmalcolm@redhat.com>
22082 PR diagnostic/68899
22083 * diagnostic-show-locus.c (layout::print_source_line): Move x
22084 offset of line until after call to
22085 get_line_width_without_trailing_whitespace.
22087 2016-01-15 Jeff Law <law@redhat.com>
22089 PR tree-optimization/69270
22090 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
22091 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
22092 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
22093 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
22094 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22095 ssa_name_has_boolean_range and constant_boolean_node.
22097 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
22099 PR rtl-optimization/69030
22100 * lra-spills.c (remove_pseudos): Check nrefs and make the function
22102 (spill_pseudos): Delete debug insn for dead pseudo.
22103 (lra_spill): Initiate spill_hard_reg and slots memory separately.
22105 2016-01-15 Jiong Wang <jiong.wang@arm.com>
22107 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
22109 (TYPES_UNOPUS): Likewise.
22110 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
22111 builtin type, from UNOP to UNOPUS.
22112 (lbtruncuv4sf): Likewise.
22113 (lbtruncuv2df): Likewise.
22114 (lrounduv2sf): Likewise.
22115 (lrounduv4sf): Likewise.
22116 (lrounduv2df): Likewise.
22117 (lroundusf): Likewise.
22118 (lroundusf): Likewise.
22119 (lceiluv2sf): Likewise.
22120 (lceiluv4sf): Likewise.
22121 (lceiluv2df): Likewise.
22122 (lceilusf): Likewise.
22123 (lceiludf): Likewise.
22124 (lflooruv2sf): Likewise.
22125 (lflooruv4sf): Likewise.
22126 (lflooruv2df): Likewise.
22127 (lfloorusf): Likewise.
22128 (lfloorudf): Likewise.
22129 (lfrintnuv2sf): Likewise.
22130 (lfrintnuv4sf): Likewise.
22131 (lfrintnuv2df): Likewise.
22132 (lfrintnusf): Likewise.
22133 (lfrintnudf): Likewise.
22134 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
22136 (vcvtq_u32_f32): Likewise.
22137 (vcvtq_u64_f64): Likewise.
22138 (vcvta_u32_f32): Likewise.
22139 (vcvtaq_u32_f32): Likewise.
22140 (vcvtaq_u64_f64): Likewise.
22141 (vcvtm_u32_f32): Likewise.
22142 (vcvtmq_u32_f32): Likewise.
22143 (vcvtmq_u64_f64): Likewise.
22144 (vcvtn_u32_f32): Likwise.
22145 (vcvtnq_u32_f32): Likewise.
22146 (vcvtnq_u64_f64): Likewise.
22147 (vcvtp_u32_f32): Likewise.
22148 (vcvtpq_u32_f32): Likewise.
22149 (vcvtpq_u64_f64): Likewise.
22150 (vcvtmd_u64_f64): Likewise.
22151 (vcvtms_u32_f32): Likewise.
22152 (vcvtad_u64_f64): Likewise.
22153 (vcvtas_u32_f32): Likewise.
22154 (vcvtnd_u64_f64): Likewise.
22155 (vcvtns_u32_f32): Likewise.
22156 (vcvtpd_u64_f64): Likewise.
22157 (vcvtps_u32_f32): Likewise.
22159 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22161 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
22162 CSEL of zero_extended registers.
22164 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22166 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
22167 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
22169 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22171 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
22172 false when argument string is not found in the attributes table
22175 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
22178 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
22179 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
22180 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
22181 precision estimate.
22183 2016-01-15 Richard Biener <rguenther@suse.de>
22185 PR tree-optimization/66856
22186 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
22187 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
22188 (vect_create_new_slp_node): Increment stmt reference count.
22189 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
22190 an SLP tree before swapping operands.
22191 (vect_build_slp_tree): Likewise.
22192 (destroy_bb_vec_info): Free stmt info after SLP instances.
22193 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
22194 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
22195 (STMT_VINFO_NUM_SLP_USES): New macro.
22197 2016-01-15 Richard Biener <rguenther@suse.de>
22200 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
22201 (add_linkage_name): ... here.
22202 (gen_typedef_die): Use add_linkage_name_raw instead of
22203 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
22206 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
22208 * gimplify.c (oacc_default_clause): Decode reference and pointer
22209 types for both kernels and parallel regions.
22211 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
22213 PR middle-end/69246
22214 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
22216 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
22218 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
22219 (convert_scalars_to_vector): Likewise.
22221 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
22223 * doc/extend.texi (Type Traits): Fix grammar.
22225 2016-01-15 Martin Jambor <mjambor@suse.cz>
22227 * tree-inline.c (remap_decl): Use existing dclarations if
22228 remapping a type and prevent_decl_creation_for_types.
22229 (replace_locals_stmt): Do an initial remapping of non-VLA typed
22230 decls first. Do real remapping with
22231 prevent_decl_creation_for_types set.
22232 * tree-inline.h (copy_body_data): New field
22233 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
22236 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
22238 * config/s390/s390.opt (mmvcle): More verbose help text.
22240 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
22242 * config/s390/s390.opt: Add period to -mzvector option text.
22244 2016-01-15 Richard Biener <rguenther@suse.de>
22246 PR tree-optimization/68961
22247 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
22248 of invariants in stores again.
22250 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
22252 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
22254 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
22256 * config/i386/i386.c (ix86_expand_branch): Don't split
22257 DI mode xor instruction to SI mode.
22259 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
22262 * ipa-icf.c (sem_function::merge): Virtual functions may become
22263 reachable even if they address is not taken and there are no
22266 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
22268 * lto-streamer-out.c (subtract_estimated_size): New function.
22269 (get_symbol_initial_value): Use it.
22271 2016-01-15 Christian Bruel <christian.bruel@st.com>
22274 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
22275 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
22276 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
22277 use add_builtin_function_ext_scope instead of add_builtin_function.
22278 (neon_set_p, neon_crypto_set_p): Remove.
22279 (arm_init_builtins): Always call arm_init_neon_builtins and
22280 arm_init_crypto_builtins.
22281 (arm_expand_builtin): Check that builtins are allowed for the arch.
22282 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
22283 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
22284 arm_init_neon_builtins call.
22286 2016-01-15 Richard Biener <rguenther@suse.de>
22288 PR tree-optimization/69117
22289 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
22290 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
22291 of the leader conservatively.
22292 (free_scc_vn): Restore original SSA name infos.
22294 2016-01-14 Jeff Law <law@redhat.com>
22296 PR tree-optimization/69270
22297 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
22298 single bit of precision, verify it's also unsigned.
22299 (record_edge_info): Use constant_boolean_node rather than fold_convert
22300 to convert boolean_true/boolean_false to the right type.
22302 2016-01-14 Richard Henderson <rth@redhat.com>
22305 * loop-doloop.c (record_reg_sets): New.
22306 (doloop_optimize): Reject the transform if the sequence
22307 clobbers registers live at the end of the loop block.
22308 (doloop_optimize_loops): Enable df_live if needed.
22310 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
22312 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
22313 * config/rs6000/rs6000.c: Likewise.
22314 * config/rs6000/rs6000.h: Likewise.
22315 * config/rs6000/rs6000.md: Likewise.
22316 * doc/extend.texi: Likewsie.
22318 2016-01-14 Jeff Law <law@redhat.com>
22320 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
22323 2016-01-14 Richard Henderson <rth@redhat.com>
22327 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
22328 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
22329 instead of builtin_decl_declared_p to test for declaration.
22331 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
22333 * doc/loop.texi (Loop Analysis and Representation): Document
22334 loop_depth function.
22336 2016-01-14 Tom de Vries <tom@codesourcery.com>
22338 PR tree-optimization/68773
22339 * omp-low.c (expand_omp_target): Don't set force_output.
22340 * varpool.c (varpool_node::get_create): Same.
22341 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
22342 offload_funcs with force_output.
22344 2016-01-14 Jakub Jelinek <jakub@redhat.com>
22347 * lra-eliminations.c (move_plus_up): Don't change anything if either
22348 the outer or inner subreg mode is not MODE_INT.
22349 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
22350 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
22352 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
22354 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
22355 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
22356 reduc_uplus_@var{m}): Remove.
22357 * expr.c (expand_expr_real_2): Remove expansion path for
22358 reduc_[us](min|max|plus) optabs.
22359 * optabs-tree.c (scalar_reduc_to_vector): Remove.
22360 * optabs-tree.h (scalar_reduc_to_vector): Remove.
22361 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
22362 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
22363 * tree-vect-loop.c (vectorizable_reduction): Remove test for
22364 reduc_[us](min|max|plus) optabs.
22366 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
22368 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
22369 (reduc_plus_scal_v2sf): New.
22370 (reduc_smax_v2sf): Rename to...
22371 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
22372 (reduc_smin_v2sf): Rename to...
22373 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
22375 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
22377 * alias.c (compare_base_symbol_refs): New function.
22378 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
22381 2016-01-14 Jakub Jelinek <jakub@redhat.com>
22383 PR middle-end/68146
22384 PR tree-optimization/69155
22385 * tree-complex.c: Include cfganal.h.
22386 (phis_to_revisit): New variable.
22387 (extract_component): Add phiarg_p argument. Assert that returned
22388 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
22389 (update_phi_components): Partly rewrite to use loop over real/imag
22390 components instead of code duplication. If extract_component returns
22391 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
22392 create_tmp_reg into the PHI node instead, and mention the phi triplet
22393 in phis_to_revisit.
22394 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
22395 in phis_to_revisit at the end.
22397 2016-01-14 Richard Biener <rguenther@suse.de>
22399 PR tree-optimization/68060
22400 * tree-vect-loop.c (vect_is_simple_reduction): Check the
22401 outer loop reduction is only used in the inner loop before
22402 detecting a double reduction.
22404 2016-01-14 Jakub Jelinek <jakub@redhat.com>
22407 * combine.c (expand_field_assignment): Punt if compute_mode is
22408 unsupported scalar mode.
22410 2016-01-14 Richard Biener <rguenther@suse.de>
22412 PR tree-optimization/66856
22413 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
22414 SLP node only if it built successfully.
22415 (vect_analyze_slp_instance): Adjust.
22417 2016-01-14 Jeff Law <law@redhat.com>
22419 PR tree-optimization/69270
22420 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
22421 (record_edge_info): Use it. Convert boolean_{true,false}_node
22422 to the type of op0.
22424 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
22427 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
22428 use block_ultimate_origin
22429 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
22431 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
22433 * doc/invoke.texi (Submodel Options): Rename section to
22434 "Machine-Dependent Options" to better reflect its content.
22435 Rewrite introductory text to remove archaic CPU names.
22438 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
22440 * doc/invoke.texi (Code Gen Options): Move section up in file,
22441 before target-specific options. Update menu and option summary
22442 to reflect the new section ordering.
22444 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
22446 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
22447 (C++ Dialect Options): Add cross-reference to -std option.
22448 * doc/standards.texi (C++ Language): Document C++14 support.
22450 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
22452 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
22453 for pack/unpack functions for __ibm128.
22454 (PACK_IF): Likewise.
22455 (UNPACK_IF): Likewise.
22457 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
22458 support for __ibm128 pack/unpack functions.
22459 (rs6000_invalid_builtin): Likewise.
22460 (rs6000_init_builtins): Likewise.
22461 (rs6000_opt_masks): Likewise.
22463 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
22464 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
22466 (RS6000_BTM_COMMON): Likewise.
22468 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
22469 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
22470 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
22471 128-bit floating point. Add support for the double values to be
22472 in Altivec registers for TF/IF packing and unpacking, but restrict
22473 TD packing sub-fields to be FPR registers. Don't allow overlapped
22474 register support for packing. Allow pack inputs to be memory
22475 locations. Don't build generator functions for unpack<mode>_dm
22476 and unpack<mode>_nodm.
22477 (unpack<mode>_dm): Likewise.
22478 (unpack<mode>_nodm): Likewise.
22479 (pack<mode>): Likewise.
22481 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
22482 built-in functions to pack/unpack explicit __ibm128 values.
22483 (__builtin_unpack_ibm128): Likewise.
22485 * doc/extend.texi (PowerPC Built-in Functions): Document
22486 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
22488 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
22491 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
22492 Add new arg loc and pass it down as context.
22493 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
22494 to the location to use for the warning.
22495 (check_function_arguments): New arg loc. All callers changed. Pass
22496 it to check_function_nonnull.
22497 * c-common.h (check_function_arguments): Adjust declaration.
22499 2016-01-13 Jakub Jelinek <jakub@redhat.com>
22501 PR tree-optimization/69156
22502 * gimple.c (validate_type): Removed.
22503 (gimple_builtin_call_types_compatible_p): Use
22504 useless_type_conversion_p instead of validate_type.
22505 * value-prof.c (gimple_stringop_fixed_value): Fold
22506 icall_size to correct type.
22508 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
22510 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
22513 2016-01-13 Richard Henderson <rth@redhat.com>
22516 * target.def (builtin_tm_load, builtin_tm_store): Remove.
22517 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
22518 (ix86_builtin_tm_store): Remove.
22519 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
22520 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
22521 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
22522 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
22523 * doc/tm.texi: Rebuild.
22525 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
22526 (BUILT_IN_TM_MEMCPY_RTWN): New.
22527 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
22528 fallback from vector to integer helpers.
22529 (build_tm_load): Handle vector types directly, instead of
22531 (build_tm_store): Likewise.
22532 (expand_assign_tm): Prepare for register types not handled by
22533 the above. Copy them to memory and use memcpy.
22534 * tree.c (tm_define_builtin): New.
22535 (find_tm_vector_type): New.
22536 (build_tm_vector_builtins): New.
22537 (build_common_builtin_nodes): Call it.
22539 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
22541 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
22542 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
22544 2016-01-13 Tom de Vries <tom@codesourcery.com>
22546 PR tree-optimization/69169
22547 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
22548 handled_struct_type param.
22549 (create_variable_info_for, intra_create_variable_infos): Call
22550 create_variable_info_for_1 with extra arg.
22552 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
22554 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
22555 and "armv8.1-a+crc" entries.
22557 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
22560 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
22561 Change first operand predicate from register_or_constm1_operand
22562 to register_operand.
22563 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
22564 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
22565 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
22566 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
22567 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
22568 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
22569 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
22570 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
22571 comparison with constm1_rtx from vec_prefetch_gen part.
22573 2016-01-13 Richard Biener <rguenther@suse.de>
22575 PR tree-optimization/69013
22576 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
22577 Exchange assert for a test.
22579 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22582 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
22584 2016-01-13 Richard Biener <rguenther@suse.de>
22586 PR tree-optimization/69242
22587 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
22588 assert with a check.
22590 2016-01-13 Richard Biener <rguenther@suse.de>
22592 PR tree-optimization/69186
22593 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
22594 Properly guard vect_update_misalignment_for_peel call.
22596 2016-01-12 Jeff Law <law@redhat.com>
22598 PR tree-optimization/pr67755
22599 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
22600 "need_profile_correction".
22601 (thread_block_1): Initialize new field to false by default. If we
22602 have multiple thread paths through a common joiner to different
22603 final targets, then set new field to true.
22604 (compute_path_counts): Only do count adjustment when it's really
22607 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
22609 * doc/invoke.texi (Spec Files): Move section down in file, past
22610 all command-line option descriptions.
22612 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22614 PR middle-end/54809
22615 * doc/gty.texi: Remove documentation of mark_hook.
22616 * gengtype.c (struct write_types_data): Remove code to support
22617 mark_hook attribute.
22618 (walk_type): Likewise.
22619 (write_func_for_structure): Likewise.
22621 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
22623 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
22624 Directory Options, and -specs= to Overall Options.
22625 (Overall Options): Adjust similarly. Reorder to group related
22626 options together. Make -specs= cross-reference the spec file details.
22627 (Directory Options): Adjust similarly.
22629 2016-01-12 Jeff Law <law@redhat.com>
22631 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
22633 2016-01-12 Olivier Hainque <hainque@adacore.com>
22635 * gcc.c (spec_undefvar_allowed): New global.
22636 (process_command): Set to true when running for --version or --help,
22638 (getenv_spec_function): When the variable is not defined, use the
22639 variable name as the variable value if we're allowed not to issue
22642 2016-01-12 Bin Cheng <bin.cheng@arm.com>
22644 PR tree-optimization/68911
22645 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
22646 information computed for expression "init + nit * step".
22648 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
22650 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
22651 about name of GCC executable. Remove deleted node from menu.
22652 (Directory Options) <-B>: Remove cross-reference to deleted node.
22653 (Target Options): Delete section.
22655 2016-01-12 Christian Bruel <christian.bruel@st.com>
22658 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
22659 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
22661 2016-01-12 Jakub Jelinek <jakub@redhat.com>
22664 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
22665 aligned_mem is properly set for AVX512-VL floating point masked
22669 * ifcvt.c (cond_exec_process_if_block): When removing the last
22670 insn from then_bb, remove also any possible barriers that follow it.
22672 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
22676 * config/i386/iamcu.h (SIZE_TYPE): New macro.
22677 (PTRDIFF_TYPE): Likewise.
22678 (WCHAR_TYPE): Likewise.
22679 (WCHAR_TYPE_SIZE): Likewise.
22680 (STDINT_LONG32): Likewise.
22682 2016-01-12 Richard Biener <rguenther@suse.de>
22684 PR tree-optimization/69053
22685 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
22686 convert initial value for cond reductions.
22688 2016-01-12 Richard Biener <rguenther@suse.de>
22690 PR tree-optimization/69007
22691 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
22692 widen_sum after dot_prod and sad.
22694 2016-01-12 Richard Biener <rguenther@suse.de>
22696 PR tree-optimization/69168
22697 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
22698 pattern stmt SLP type.
22699 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
22700 end up unused so cope with that case.
22702 2016-01-12 Richard Biener <rguenther@suse.de>
22704 PR tree-optimization/69157
22705 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
22706 stmts def type only during analyze phase.
22707 (vectorizable_call): Likewise.
22708 (vectorizable_simd_clone_call): Likewise.
22709 (vectorizable_conversion): Likewise.
22710 (vectorizable_assignment): Likewise.
22711 (vectorizable_shift): Likewise.
22712 (vectorizable_operation): Likewise.
22713 (vectorizable_store): Likewise.
22714 (vectorizable_load): Likewise.
22716 2016-01-12 Richard Biener <rguenther@suse.de>
22718 PR tree-optimization/69174
22719 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
22721 (vectorizable_load): Properly compute the number of loads needed
22722 for permuted strided SLP loads and do not spuriously assign
22723 to SLP_TREE_VEC_STMTS.
22725 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
22727 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
22728 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
22729 (MD_EXEC_PREFIX): Remove.
22730 (MD_STARTFILE_PREFIX) Removee.
22731 (FILE_NAME_ABSOLUTE_P): Remove.
22732 (CPP_SPEC): Do not read macros from sys/version.h.
22733 (LINK_COMMAND_SPEC): Remove.
22734 (LOCAL_INCLUDE_DIR): Remove.
22735 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
22736 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
22737 (POST_LINK_SPEC): Define to invoke stubify after linker
22738 (LIBSTDCXX): Remove define
22739 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
22740 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
22741 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
22742 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
22743 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
22744 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
22745 (i386_djgpp_asm_named_section): Add propotype of new procedure
22747 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
22748 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
22749 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
22750 in config/i386/djgpp.h).
22751 (STANDARD_STARTFILE_PREFIX_2): Define identical to
22752 STANDARD_STARTFILE_PREFIX_1.
22753 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
22754 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
22755 installation errors.
22756 (MAX_OFILE_ALIGNMENT): Define to 128.
22757 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
22759 * config/i386/djgpp.c: New file. Add implementation of
22760 i386_djgpp_asm_named_section.
22762 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
22764 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
22765 Add rule for building djgpp.o.
22767 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22769 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
22770 (rtx_is_swappable_p): Reductions are swappable.
22771 (insn_is_swappable_p): V2DF reductions are swappable.
22773 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
22775 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
22776 reloads for other unsupported memory operands.
22778 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22779 Jim Wilson <jim.wilson@linaro.org>
22782 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
22783 copy_to_mode_reg instead of force_reg.
22785 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
22788 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
22789 TARGET_80387 is true.
22791 2016-01-11 Jakub Jelinek <jakub@redhat.com>
22794 * lra-eliminations.c (move_plus_up): Only move plus up
22795 if subreg of the constant can be simplified into constant
22796 and use the simplified subreg of the constant instead of
22797 the original constant.
22799 * fold-const.c (fold_convertible_p): Don't return true
22800 for conversion of VECTOR_TYPE to same sized integral type.
22801 (fold_convert_loc): Fix up formatting. Fold conversion of
22802 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
22803 instead of NOP_EXPR.
22805 PR tree-optimization/69214
22806 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
22807 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
22810 PR tree-optimization/69207
22811 * tree-vect-slp.c (vect_get_constant_vectors): For
22812 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
22813 fold_convertible_p to vector_type's element type, and always
22814 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
22816 2016-01-11 Richard Biener <rguenther@suse.de>
22818 PR tree-optimization/69173
22819 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
22820 fixup the cycle if all stmts are in a pattern.
22822 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
22824 PR middle-end/68999
22825 * alias.c (base_alias_check): Move check for addresses with
22826 alignment ANDs before the call for compare_base_decls.
22827 (memrefs_conflict_p): Return -1 for different decls
22828 that went through alignment adjustments.
22830 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22832 PR rtl-optimization/68796
22833 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
22834 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
22835 and QImode comparisons against zero with CC_NZmode.
22836 * config/aarch64/iterators.md (short_mask): New mode_attr.
22838 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
22840 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
22841 (<avx512>_store<mode>_mask): Likewise.
22843 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
22844 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22846 PR rtl-optimization/68841
22847 * ifcvt.c (struct noce_if_info): Add orig_x field.
22848 (bbs_ok_for_cmove_arith): Add to_rename parameter.
22849 Don't record conflicts on to_rename if it's present.
22850 Allow memory destinations in sets.
22851 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
22852 blocks, passing orig_x to the checks.
22853 (noce_process_if_block): Set if_info->orig_x appropriately.
22855 2016-01-11 Tom de Vries <tom@codesourcery.com>
22857 PR tree-optimization/69069
22858 * tree-parloops.c (create_parallel_loop): Add missing phi args.
22860 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
22862 PR rtl-optimization/68920
22863 * config/i386/i386.c (ix86_option_override_internal): Restrict number
22864 of conditional moves for RTL if-conversion to 1 for
22865 TARGET_ONE_IF_CONV_INSN.
22866 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
22867 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
22868 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
22869 parameter to restirct number of conditional moves for
22871 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
22872 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
22875 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
22878 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
22879 onepart vars. Fix typo in comment. Fix reversed condition in
22881 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
22884 * var-tracking.c (dump_onepart_variable_differences): New.
22885 (dataflow_set_different): If a detailed dump is requested,
22886 delay early returns and dump differences between onepart
22887 variables present before and after, and added variables.
22889 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
22892 * expr.c (expand_expr_real_1): For boolean vector constants
22893 with a scalar mode use const_scalar_mask_from_tree.
22894 (const_scalar_mask_from_tree): New.
22895 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
22896 assigned to a mask type to handle constants.
22898 2016-01-11 Martin Jambor <mjambor@suse.cz>
22901 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
22902 useless parameters if we cannot change function signature.
22904 2016-01-11 Martin Jambor <mjambor@suse.cz>
22907 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
22910 2016-01-11 Tom de Vries <tom@codesourcery.com>
22912 PR tree-optimization/69109
22913 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
22916 2016-01-11 Tom de Vries <tom@codesourcery.com>
22918 PR tree-optimization/69108
22919 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
22920 res is not used in a phi.
22922 2016-01-11 Yury Gribov <y.gribov@samsung.com>
22925 * common.opt (frandom-seed): Fix parameter name.
22926 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
22928 2016-01-11 Tom de Vries <tom@codesourcery.com>
22930 PR tree-optimization/69058
22931 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
22934 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
22936 * config/arc/arc.opt (mdiv-rem): Add period to the end.
22937 (mcode-density): Likewise.
22939 2016-01-10 Tom de Vries <tom@codesourcery.com>
22941 PR tree-optimization/69062
22942 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
22943 (parallelize_loops): Don't paralelize loop that has phi with address
22946 2016-01-10 Tom de Vries <tom@codesourcery.com>
22948 PR tree-optimization/69039
22949 * tree-parloops.c (try_create_reduction_list): Only allow single exit
22952 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
22954 PR middle-end/68743
22955 * match.pd: Require target has function_c99_misc before doing
22956 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
22958 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
22960 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
22962 * configure: Regenerate.
22964 2016-01-09 Jakub Jelinek <jakub@redhat.com>
22966 PR middle-end/50865
22967 PR tree-optimization/69097
22968 * fold-const.h (expr_not_equal_to): New prototype.
22969 * fold-const.c: Include stringpool.h and tree-ssanames.h.
22970 (expr_not_equal_to): New function.
22971 * match.pd (X % -Y is the same as X % Y): Don't optimize
22972 unless X is known not to be equal to minimum or Y is known
22973 not to be equal to -1.
22974 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
22975 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
22976 (simplify_stmt_using_ranges): Adjust caller.
22977 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
22978 substitute_and_fold.
22980 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
22982 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
22985 2016-01-08 Jakub Jelinek <jakub@redhat.com>
22987 PR tree-optimization/69167
22988 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
22989 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
22991 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
22993 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
22994 Richard Biener <rguenther@suse.de>
22996 PR tree-optimization/68707
22997 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
22998 instances that can be handled via vect_load_lanes.
23000 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
23002 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
23003 if we can't determine address equivalence.
23004 * alias.c (compare_base_decl): Update for changed return value of
23005 symtab_node::equal_address_to.
23007 2016-01-08 Jason Merrill <jason@redhat.com>
23011 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
23012 * expr.c (store_field): Not here.
23013 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
23014 call with TREE_ADDRESSABLE type.
23015 * tree-cfg.c (verify_gimple_call): Adjust.
23017 2016-01-08 Olivier Hainque <hainque@adacore.com>
23019 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
23022 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
23024 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
23025 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
23026 (reduc_smin_v2sf): Rename to...
23027 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
23028 (reduc_splus_v2sf): Rename to...
23029 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
23031 2016-01-08 Jakub Jelinek <jakub@redhat.com>
23033 PR tree-optimization/69162
23034 * gimplify.c (gimplify_va_arg_expr): Encode original type of
23035 valist argument in another argument.
23036 (gimplify_modify_expr): Adjust for the above change. Cleanup.
23037 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
23038 to determine the va_list type, build a MEM_REF instead of
23039 build_fold_indirect_ref.
23041 PR tree-optimization/69172
23042 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
23045 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
23047 PR tree-optimization/67781
23048 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
23049 and cmpnop in two steps: first the ones not accessed in original
23050 gimple expression in a endian independent way and then the ones not
23051 accessed in the final result in an endian-specific way.
23053 2016-01-08 Jakub Jelinek <jakub@redhat.com>
23055 PR tree-optimization/69083
23056 * tree-vect-slp.c (vect_get_constant_vectors): For
23057 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
23058 element type. If op is fold_convertible_p to vector_type's element
23059 type, use NOP_EXPR instead of VCE.
23061 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
23063 PR rtl-optimization/67778
23064 PR rtl-optimization/68634
23065 PR rtl-optimization/68909
23066 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
23067 block from the stack until done with it. Remove a superfluous
23068 bitmap set. Remove a superfluous bitmap test.
23070 2016-01-07 Martin Sebor <msebor@redhat.com>
23073 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
23074 constraint on the type of arguments.
23076 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
23078 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
23079 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
23080 unaligned_access on the gcc_options set.
23081 * config/arm/arm.c (arm_option_override_internal): Use
23082 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
23084 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
23087 * config/i386/i386.c (ix86_frame_pointer_required): Enable
23088 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
23090 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
23093 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
23096 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
23097 depending on frame_pointer_needed before remaining integer and SSE
23098 registers are saved.
23100 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
23103 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
23105 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
23108 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
23109 Use the "xBm" constraint.
23110 (float<sseintvecmodelower><mode>2<mask_name><round_name):
23112 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
23113 (sse_cvtsi2ssq<round_name>): Likewise.
23114 (sse_cvtss2si<round_name>): Likewise.
23115 (sse_cvtss2siq<round_name>): Likewise.
23116 (sse2_cvtsi2sdq<round_name>): Likewise.
23117 (sse2_cvtsd2si<round_name>): Likewise.
23118 (sse2_cvtsd2siq<round_name>): Likewise.
23119 * config/i386/subst.md (round_nimm_scalar_predicate): New
23122 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
23124 PR middle-end/67639
23125 * varasm.c (make_decl_rtl): Mark invalid register vars as
23128 PR rtl-optimization/66206
23129 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
23130 All callers changed.
23132 2016-01-07 Jakub Jelinek <jakub@redhat.com>
23134 PR tree-optimization/69141
23135 * tree-ssa-pre.c: Include langhooks.h.
23136 (eliminate_dom_walker::before_dom_children): Use
23137 lang_hooks.decl_printable_name instead of
23138 cgraph_node::get ()->name ().
23140 PR middle-end/68960
23141 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
23142 it and DECL_ALIGN too.
23144 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
23146 * config/mips/mips-ftypes.def: Sort to lexicographical order.
23148 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
23151 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
23152 depending on frame_pointer_needed before remaining integer and SSE
23153 registers are saved.
23155 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23157 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
23158 mode iterator with VSX_M2.
23159 (*p9_vecstore_<mode>): Likewise.
23160 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
23161 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
23162 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
23163 (define_split for VSX_LE128 stores): Likewise.
23164 (define_peephole2 for TImode LE swaps): Likewise.
23165 (define_split for VSX_LE128 post-reload stores): Likewise.
23167 2016-01-06 Marek Polacek <polacek@redhat.com>
23170 * convert.c (convert_to_integer_1): Adjust call to
23171 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
23172 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
23173 EXPR instead of ARG.
23174 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
23176 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
23179 * doc/extend.texi (RL78 Variable Attributes): New section.
23181 2016-01-05 Marek Polacek <polacek@redhat.com>
23184 * builtins.c (get_memmodel): Use expansion point location rather than
23185 the input location. Call warning_at rather than warning.
23186 (expand_builtin_atomic_compare_exchange): Likewise.
23187 (expand_builtin_atomic_load): Likewise.
23188 (expand_builtin_atomic_store): Likewise.
23189 (expand_builtin_atomic_clear): Likewise.
23191 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
23194 * config/i386/i386.c (ix86_expand_vector_logical_operator):
23195 Replace nonimmediate_operand with vector_operand.
23196 * config/i386/predicates.md (vector_operand): New predicate.
23197 (general_vector_operand): Replace nonimmediate_operand with
23199 * config/i386/sse.md: Replace nonimmediate_operand with
23200 vector_operand and m constraint with Bm constraint on SSE
23201 patterns with 16-byte memory operand.
23202 * config/i386/subst.md (round_nimm_predicate): Replace
23203 nonimmediate_operand with vector_operand.
23204 (round_saeonly_nimm_predicate): Likewise.
23205 (round_saeonly_nimm_scalar_predicate): New.
23207 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
23210 * config/i386/constraints.md (Bm): New constraint.
23211 * config/i386/predicates.md (vector_memory_operand): New
23213 * config/i386/sse.md: Replace xm with xBm in plusminus and
23214 any_logic patterns.
23216 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
23219 * doc/extend.texi (V850 Function Attributes): New section.
23220 (V850 Variable Attributes): New section.
23222 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
23225 * doc/extend.texi (MicroBlaze Function Attributes): Document
23226 interrupt_handler and fast_interrupt attributes.
23228 2016-01-05 Sergei Trofimovich <siarheit@google.com>
23231 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
23232 for local symbolic operands.
23233 * config/ia64/predicates.md (local_symbolic_operand64): New
23236 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23238 PR rtl-optimization/68651
23239 * combine.c (combine_simplify_rtx): Canonicalize x + x into
23242 2016-01-05 Nathan Sidwell <nathan@acm.org>
23244 * alias.c (compare_base_decls): Use symtab_node::get.
23246 2016-01-05 Nick Clifton <nickc@redhat.com>
23249 * ira-costs.c (copy_cost): Initialise the t_icode field of the
23250 secondary_reload_info structure.
23253 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
23254 decls if weak support is available.
23256 2016-01-04 Martin Sebor <msebor@redhat.com>
23258 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
23260 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
23262 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
23263 OPTION_MASK_P9_DFORM.
23265 * config/rs6000/constraints.md (wo constraint): New constraint for
23268 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
23270 (rs6000_init_hard_regno_mode_ok): Likewise.
23272 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
23275 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
23276 expanders not to have constraints. Add support for ISA 3.0 xxperm
23277 instruction. Add support for fusing xxlor with xxperm.
23278 (altivec_vperm_<mode>_internal): Likewise.
23279 (altivec_vperm_v8hiv16qi): Likewise.
23280 (altivec_vperm_<mode>v16q): Likewise.
23281 (altivec_vperm_<mode>_uns): Likewise.
23282 (vperm_v8hiv4si): Likewise.
23283 (vperm_v16qiv8hi): Likewise.
23285 * doc/md.texi (RS/6000 constraints): Document wo constraint.
23287 2016-01-04 Jakub Jelinek <jakub@redhat.com>
23289 Update copyright years.
23291 * gcc.c (process_command): Update copyright notice dates.
23292 * gcov-dump.c (print_version): Ditto.
23293 * gcov.c (print_version): Ditto.
23294 * gcov-tool.c (print_version): Ditto.
23295 * gengtype.c (create_file): Ditto.
23296 * doc/cpp.texi: Bump @copying's copyright year.
23297 * doc/cppinternals.texi: Ditto.
23298 * doc/gcc.texi: Ditto.
23299 * doc/gccint.texi: Ditto.
23300 * doc/gcov.texi: Ditto.
23301 * doc/install.texi: Ditto.
23302 * doc/invoke.texi: Ditto.
23304 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
23306 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
23307 modes larger than TImode as TImode if NEON is not enabled.
23309 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
23312 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
23313 mode for %f0-%f31 only if TARGET_FPU.
23315 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
23318 * config/sparc/sparc.c (scan_record_type): Take into account subfields
23319 to compute the PACKED_P predicate.
23320 (function_arg_record_value): Minor tweaks.
23322 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
23324 * doc/install.texi (--with-multilib-list): Describe the meaning of the
23325 option for arm*-*-* targets.
23327 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
23329 * doc/extend.texi (Common Function Attributes): Move docs for
23330 MSP430-specific attributes to....
23331 (MSP430 Function Attributes): ...here. Delete the redundant
23332 entries and copy-edit the remaining text.
23333 (MSP430 Variable Attributes): Use uniform format for index
23334 entries and add a cross-reference to the corresponding function
23337 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
23339 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
23341 (x86 Options): Likewise.
23343 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
23347 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
23348 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
23349 to corresponding attribute.
23351 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
23353 * doc/extend.texi (Common Function Attributes) <noplt>: Move
23354 to correct alphabetization of table. Copy-edit and correct
23356 <stack_protect>: Likewise.
23357 <target_clones>: Likewise.
23359 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
23360 Correct punctuation.
23361 (Code Gen Options) <-fno-plt>: Copy-edit.
23363 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
23366 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
23367 SI values. Explicitly convert SI to DI and vice-versa.
23369 2016-01-01 Jakub Jelinek <jakub@redhat.com>
23371 PR tree-optimization/69070
23372 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
23373 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
23376 * ubsan.c (ubsan_instrument_float_cast): Call
23377 initialize_sanitizer_builtins.
23380 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
23382 Copyright (C) 2016 Free Software Foundation, Inc.
23384 Copying and distribution of this file, with or without modification,
23385 are permitted in any medium without royalty provided the copyright
23386 notice and this notice are preserved.