1 2017-03-01 Jakub Jelinek <jakub@redhat.com>
3 * config/nvptx/nvptx.c: Include intl.h.
5 2017-03-01 Martin Jambor <mjambor@suse.cz>
8 * ipa-prop.h (ipa_bits): Removed field known.
9 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
10 to pointers. Adjusted their comments to warn about their sharing.
11 (ipcp_transformation_summary): Change bits to a vector of pointers.
12 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
13 (ipa_get_ipa_bits_for_value): Declare.
14 * tree-vrp.h (value_range): Mark as GTY((for_user)).
15 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
16 (ipa_bits_hash_table): Likewise.
17 (ipa_vr_ggc_hash_traits): Likewise.
18 (ipa_vr_hash_table): Likewise.
19 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
20 being pointers and vr_known being removed.
21 (ipa_set_jf_unknown): Likewise.
22 (ipa_get_ipa_bits_for_value): New function.
23 (ipa_set_jfunc_bits): Likewise.
24 (ipa_get_value_range): New overloaded functions.
25 (ipa_set_jfunc_vr): Likewise.
26 (ipa_compute_jump_functions_for_edge): Use the above functions to
27 construct bits and vr parts of jump functions.
28 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
29 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
31 (ipcp_grow_transformations_if_necessary): Also allocate
32 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
34 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
35 them. Fix too long lines.
36 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
37 vr_known being removed.
38 (ipa_read_jump_function): Use new setter functions to construct bits
39 and vr parts of jump functions or set them to NULL.
40 (write_ipcp_transformation_info): Adjust for bits being pointers.
41 (read_ipcp_transformation_info): Likewise.
42 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
44 Include gt-ipa-prop.h.
45 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
47 (ipcp_store_bits_results): Likewise.
48 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
49 Do not write to existing jump functions but use a temporary instead.
51 2017-03-01 Jakub Jelinek <jakub@redhat.com>
54 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
55 attempt to use its first operand as BIT_FIELD_REF base.
57 2017-03-01 Richard Biener <rguenther@suse.de>
60 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
61 interpolating formula in wrapping arithmetic.
62 (chrec_apply): Convert chrec_evaluate return value to wanted type.
64 2017-03-01 Jakub Jelinek <jakub@redhat.com>
66 PR tree-optimization/79734
67 * tree-vect-generic.c (expand_vector_condition): Optimize
68 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
69 Handle VEC_COND_EXPR where comparison has different inner width from
72 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
74 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
75 markup, and similar issues. Remove @opindex entries for things
76 that aren't options. Add missing -mmpy-option entries.
78 2017-02-28 Jakub Jelinek <jakub@redhat.com>
80 PR tree-optimization/79737
81 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
82 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
83 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
84 instead of byte_size. Formatting fix.
85 (shift_bytes_in_array_right): Formatting fix.
87 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
90 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
91 condition on optimize for the leaf function test.
93 2017-02-28 Martin Liska <mliska@suse.cz>
96 * read-rtl-function.c (function_reader::handle_unknown_directive):
97 Bail out when one uses -flto.
99 2017-02-28 Martin Liska <mliska@suse.cz>
101 * common.opt: Replace space with tabular for options of <number>
103 * config/i386/i386.opt: Show <number> value for
104 -mlarge-data-threshold.
105 * opts.c (print_filtered_help): Do not display number in hexadecimal
108 2017-02-28 Martin Liska <mliska@suse.cz>
110 * common.opt: Fix --help=option -Q for options which are of
113 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
115 * config/i386/i386.c (print_reg): Error out for values
116 of 8-bit size in invalid integer register.
118 2017-02-28 Martin Sebor <msebor@redhat.com>
120 PR tree-optimization/79691
121 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
123 2017-02-28 Jakub Jelinek <jakub@redhat.com>
126 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
127 gcc_unreachable with output_operand_lossage.
129 2017-02-28 Richard Biener <rguenther@suse.de>
131 PR tree-optimization/79740
132 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
134 (visit_nary_op): Insert the nary into the hashtable if we
136 * tree-ssa-pre.c (eliminate_insert): Robustify.
138 2017-02-28 Richard Biener <rguenther@suse.de>
141 * fold-const.c (decode_field_reference): Reject out-of-bound
144 2017-02-28 Jakub Jelinek <jakub@redhat.com>
146 * config/i386/i386.c: Include intl.h.
147 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
148 instead of just cond ? "..." : "...".
149 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
150 * coverage.c (read_counts_file): Likewise.
151 * omp-offload.c: Include intl.h.
152 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
153 of just cond ? "..." : "...".
154 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
155 of just cond ? "..." : "...".
157 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
160 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
162 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
164 * config/arm/arm-cpu-data.h: Regenerated.
166 2017-02-28 Richard Biener <rguenther@suse.de>
168 PR tree-optimization/79732
169 * tree-inline.c (expand_call_inline): Do not shadow var.
171 2017-02-28 Richard Biener <rguenther@suse.de>
173 PR tree-optimization/79723
174 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
175 address-space properly.
177 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
179 * doc/optinfo.texi (Optimization groups): Fix option used for
181 * doc/invoke.texi (-fopt-info): Document "omp".
182 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
183 (OPTGROUP_ALL): Add OPTGROUP_OMP.
184 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
185 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
186 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
188 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
190 * dumpfile.c (optgroup_options): Instead of "openmp", associate
191 OPTGROUP_OMP with "omp".
193 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
196 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
197 for arithmetic shift of unsigned V2DI.
199 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
201 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
203 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
204 (LINK_SPEC): Likewise.
205 (ARC_TLS_EXTRA_START_SPEC): Likewise.
206 (EXTRA_SPECS): Likewise.
207 (STARTFILE_SPEC): Likewise.
208 (ENDFILE_SPEC): Likewise.
209 (LIB_SPEC): Likewise.
210 (TARGET_SDATA_DEFAULT): Likewise.
211 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
212 (MULTILIB_DEFAULTS): Likewise.
213 (DWARF2_UNWIND_INFO): Likewise.
214 * config/arc/big.h: New file.
215 * config/arc/elf.h: Likewise.
216 * config/arc/linux.h: Likewise.
217 * config/arc/t-uClibc: Remove.
219 2017-02-27 Bin Cheng <bin.cheng@arm.com>
221 PR tree-optimization/77536
222 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
223 (tree_transform_and_unroll_loop): Use above function to compute the
224 estimated niter of unrolled loop and use it when scaling profile.
225 Also use count info rather than frequency if it's non-zero.
226 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
227 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
228 (vect_transform_loop): Call above function.
230 2017-02-27 Richard Biener <rguenther@suse.de>
232 PR tree-optimization/45397
233 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
234 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
235 (visit_nary_op): Add pattern matching for CSEing sign-changed
236 or truncated operations with wider ones.
238 2017-02-27 Richard Biener <rguenther@suse.de>
240 PR tree-optimization/79690
241 * tree-vect-stmts.c (vectorizable_store): Use vector type
242 built from the DR with address-space.
244 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
246 * doc/invoke.texi (Optimize Options): Refine the description
247 of asan-use-after-return.
249 2017-02-25 Alan Modra <amodra@gmail.com>
251 PR rtl-optimization/79584
252 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
253 base, not ad->base_term, the reg within base. Remove assertion
254 that ad->base == ad->base_term. Replace gen_int_mode using
255 bogus mode with const0_rtx.
257 2017-02-25 Jakub Jelinek <jakub@redhat.com>
260 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
261 FMA_EXPR like tcc_binary or tcc_unary.
263 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
266 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
268 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
269 (output_loc_operands): Handle DW_OP_call_ref and
270 DW_OP_GNU_variable_value.
271 (struct variable_value_struct): New type.
272 (struct variable_value_hasher): Likewise.
273 (variable_value_hash): New variable.
274 (string_types): Remove.
275 (copy_loc_descr): New function.
276 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
277 (prepend_loc_descr_to_each): New function.
278 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
279 instead of add_loc_descr_to_each if the first argument is single
280 location list and the second has multiple.
281 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
282 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
283 when looking for variable value which doesn't have other location info.
284 (loc_list_from_tree): Formatting fix.
285 (gen_array_type_die): Simplify DW_AT_string_length handling.
286 (adjust_string_types): Remove.
287 (gen_subprogram_die): Don't call adjust_string_types nor test/set
288 string_types. Call resolve_variable_values.
289 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
290 (resolve_addr_in_expr): Likewise. Add A argument.
291 (copy_deref_exprloc): Remove deref argument. Adjust for the
292 original expression being DW_OP_GNU_variable_value with optionally
293 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
295 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
296 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
297 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
298 (variable_value_hasher::hash, variable_value_hasher::equal): New
300 (resolve_variable_value_in_expr, resolve_variable_value,
301 resolve_variable_values, note_variable_value_in_expr,
302 note_variable_value): New functions.
303 (dwarf2out_early_finish): Call note_variable_value on all toplevel
306 2017-02-24 Jakub Jelinek <jakub@redhat.com>
309 * opts.h (handle_generated_option): Add GENERATED_P argument.
310 * opts-common.c (handle_option): Adjust function comment.
311 (handle_generated_option): Add GENERATED_P argument, pass it to
313 (control_warning_option): Pass false to handle_generated_option
315 * opts.c (maybe_default_option): Pass true to handle_generated_option
317 * optc-gen.awk: Likewise.
319 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
321 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
322 a REG, look at the REG it is a SUBREG of.
323 (splitter for cmpeqsi_t): Ditto.
325 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
327 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
328 the special USEs with the pattern of the insn, not the insn itself.
330 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
333 * doc/invoke.texi: Document -mload-store-pairs.
335 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
336 Sandra Loosemore <sandra@codesourcery.com>
338 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
339 argument isn't a CONST_INT.
340 (nios2_alternate_compare_const): Assert op is a CONST_INT.
341 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
342 (nios2_validate_compare): Bypass alternate compare logic if *op2
344 (ldstwm_operation_p): Return false if first_base is not a REG or
345 if first_offset is not a CONST_INT.
347 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
349 * config/cris/cris.md: Use correct operand in a define_peephole2.
351 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
353 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
355 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
357 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
358 this_insn if it is an INSN or JUMP_INSN.
359 (force_offsettable): Look at base, not at addr.
360 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
361 on things that aren't necessarily CONST_INTs.
363 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
365 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
366 -mfpmath=sse is the default also for x86-32 targets with SSE2
367 instruction set when @option{-ffast-math} is enabled
369 2017-02-24 Jeff Law <law@redhat.com>
371 PR rtl-optimizatoin/79286
372 * ira.c (update_equiv_regs): Drop may_trap_p exception to
375 2017-02-24 Richard Biener <rguenther@suse.de>
377 PR tree-optimization/79389
378 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
381 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
383 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
384 function comment to reflect reality.
385 (loop_exits_before_overflow): Fix typo in function description.
387 2017-02-24 Richard Biener <rguenther@suse.de>
389 PR tree-optimization/79389
390 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
391 properly that a threading opportunity exists. Detect conditional
392 copy/constant propagation opportunities.
394 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
396 * config/visium/visium.md (type): Add trap.
397 (b): New mode attribute.
398 (*btst): Rename into...
399 (*btst<mode>): ...this and adjust.
400 (*cbranchsi4_btst_insn): Rename into...
401 (*cbranch<mode>4_btst_insn): ...this and adjust.
402 (trap): New define_insn.
404 2017-02-23 Jakub Jelinek <jakub@redhat.com>
406 PR tree-optimization/79389
407 * ifcvt.c (struct noce_if_info): Add rev_cond field.
408 (noce_reversed_cond_code): New function.
409 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
410 reversed_comparison_code. Formatting fix.
411 (noce_try_store_flag): Test rev_cond != NULL in addition to
412 reversed_comparison_code.
413 (noce_try_store_flag_constants): Likewise.
414 (noce_try_store_flag_mask): Likewise.
415 (noce_try_addcc): Use rev_cond if non-NULL instead of
416 reversed_comparison_code.
417 (noce_try_cmove_arith): Likewise. Formatting fixes.
418 (noce_try_minmax, noce_try_abs): Clear rev_cond.
419 (noce_find_if_block): Initialize rev_cond.
420 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
421 instead of false as last argument never attempt to reverse it
424 2017-02-23 Bin Cheng <bin.cheng@arm.com>
426 PR tree-optimization/79663
427 * tree-predcom.c (combine_chains): Process refs in reverse order
428 only for ZERO length chains, and add explaining comment.
430 2017-02-23 Jeff Law <law@redhat.com>
432 PR tree-optimization/79578
433 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
434 in call to operand_equal_p.
436 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
439 * config/i386/cpuid.h: Fix another undefined behavior.
441 2017-02-23 Richard Biener <rguenther@suse.de>
443 PR tree-optimization/79683
444 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
445 vector types for data-refs.
447 2017-02-23 Martin Liska <mliska@suse.cz>
449 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
451 2017-02-23 Jakub Jelinek <jakub@redhat.com>
454 * internal-fn.c (get_range_pos_neg): Moved to ...
455 * tree.c (get_range_pos_neg): ... here. No longer static.
456 * tree.h (get_range_pos_neg): New prototype.
457 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
458 are known to be in between 0 and signed maximum inclusive, try to
459 expand both unsigned and signed divmod and use the cheaper one from
462 2017-02-22 Jeff Law <law@redhat.com>
464 PR tree-optimization/79578
465 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
466 to compare base operands.
468 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
471 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
472 gpc_reg_operand instead of fpr_reg_operand.
474 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
476 * config/mips/mips.c (mips_return_in_memory): Force FP
477 vector types to be returned in memory for o32 ABI.
479 2017-02-22 Jakub Jelinek <jakub@redhat.com>
481 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
482 instead of DW_TAG_member for static data member declarations and don't
483 set no_linkage_name for static inline data members.
484 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
487 2017-02-22 Martin Liska <mliska@suse.cz>
489 * doc/invoke.texi: Replace inequality signs with square brackets
492 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
494 PR tree-optimization/68644
495 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
497 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
500 * lra-constraints.c (simplify_operand_subreg): Handle
501 WORD_REGISTER_OPERATIONS targets.
503 2017-02-22 Jakub Jelinek <jakub@redhat.com>
506 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
507 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
508 elimination by swapping fld*.
510 2017-02-22 Richard Biener <rguenther@suse.de>
512 PR tree-optimization/79673
513 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
514 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
515 irrelevant address-space qualifiers and avoiding a
516 ADDR_SPACE_CONVERT_EXPR from fold_convert.
518 2017-02-22 Richard Biener <rguenther@suse.de>
520 PR tree-optimization/79666
521 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
522 to not symbolically negate if that may introduce undefined
525 2017-02-22 Martin Liska <mliska@suse.cz>
528 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
529 * data-streamer-out.c (streamer_write_gcov_count_stream):
531 * value-prof.c (stream_out_histogram_value): Make assert more
532 precise based on type of counter.
534 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
537 * config/i386/i386.md (standard_x87sse_constant_load splitter):
538 Use nonimmediate_operand instead of memory_operand for operand 1.
539 (float-extend standard_x87sse_constant_load splitter): Ditto.
541 2017-02-21 Jeff Law <law@redhat.com>
543 PR tree-optimization/79621
544 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
545 blocks with edges to themselves.
547 2017-02-21 Jakub Jelinek <jakub@redhat.com>
550 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
551 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
552 Use gimple_call_builtin_p.
555 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
556 on temporarily removed DEBUG_INSNs.
558 PR tree-optimization/79649
559 * tree-loop-distribution.c (classify_partition): Give up on
560 non-generic address space loads/stores.
562 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
564 * doc/loop.texi (Loop manipulation): Remove nonexistent
565 tree_ssa_loop_version from the documentation.
566 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
568 2017-02-21 Jakub Jelinek <jakub@redhat.com>
571 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
572 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
573 * config/rs6000/rs6000.c: Include except.h.
574 (rs6000_expand_split_stack_prologue): Call
575 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
577 2017-02-21 Martin Jambor <mjambor@suse.cz>
580 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
583 2017-02-21 Martin Jambor <mjambor@suse.cz>
585 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
586 for backward compatibility only.
587 * doc/invoke.texi (Option Summary): Remove all references to
590 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
594 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
596 * lra-constraints.c (curr_insn_transform): Handle
597 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
599 2017-02-21 Martin Liska <mliska@suse.cz>
601 * config/i386/i386.opt: Replace -masm-dialect with -masm.
603 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
606 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
608 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
611 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
612 (arm_function_ok_for_sibcall): Return false for an indirect call by
613 descriptor if all the argument registers are used.
614 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
615 alignment of the function.
617 2017-02-21 Jakub Jelinek <jakub@redhat.com>
619 PR tree-optimization/61441
620 * simplify-rtx.c (simplify_const_unary_operation): For
621 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
624 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
626 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
627 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
628 instead of SYSTEM_HEADER_DIR.
630 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
631 Martin Liška <mliska@suse.cz>
633 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
634 Fix typos and grammar, use active voice, and clarify.
636 2017-02-20 Marek Polacek <polacek@redhat.com>
639 * gimplify.c (gimplify_expr): Handle unused *&&L;.
642 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
644 2017-02-20 Jakub Jelinek <jakub@redhat.com>
647 * config/i386/i386.c (ix86_expand_builtin): Handle
648 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
649 ix86_builtins_isa[fcode].isa as a requirement of those
650 flags and any other flag in the bitmask.
651 (ix86_init_mmx_sse_builtins): Use 0 instead of
652 ~OPTION_MASK_ISA_64BIT as mask.
653 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
654 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
655 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
656 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
658 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
661 * lra-constraints.c (split_reg): Check requested split mode
662 is supported by the register.
664 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
666 * lra-constraints.c (simplify_operand_subreg): Remove early
669 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
672 * lra-constraints.c (curr_insn_transform): Tighten condition
673 for converting SUBREG reloads from OP_OUT to OP_INOUT.
675 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
678 * lra-constraints.c (curr_insn_transform): Handle
679 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
681 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
684 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
686 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
688 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
691 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
694 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
696 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
699 2017-02-18 Jakub Jelinek <jakub@redhat.com>
701 * final.c (last_columnnum, override_columnnum): New variables.
702 (final_start_function): Set last_columnnum, pass it to begin_prologue
703 hook and pass 0 to dwarf2out_begin_prologue.
704 (final_scan_insn): Update override_columnnum. Pass last_columnnum
705 to source_line debug hook.
706 (notice_source_line): Compute last_columnnum and for debug_column_info
707 return true on column changes.
708 * debug.h (struct gcc_debug_hooks): Add column argument to
709 source_line and begin_prologue hooks.
710 (debug_nothing_int_charstar_int_bool): Remove prototype.
711 (debug_nothing_int_int_charstar,
712 debug_nothing_int_int_charstar_int_bool): New prototypes.
713 (dwarf2out_begin_prologue): Add column argument.
714 * debug.c (do_nothing_debug_hooks): Adjust source_line and
715 begin_prologue hooks.
716 (debug_nothing_int_charstar_int_bool): Remove.
717 (debug_nothing_int_int_charstar,
718 debug_nothing_int_int_charstar_int_bool): New functions.
719 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
720 through to dwarf2out_source_line.
721 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
722 (dwarf2out_source_line): Add column argument, emit it if requested.
723 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
725 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
726 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
727 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
728 through to dwarf2out_begin_prologue.
729 (vmsdbgout_source_line): Add column argument, pass it through to
730 dwarf2out_source_line.
731 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
732 dbxout_source_line caller.
733 (dbxout_source_line): Add column argument.
735 * common.opt (gno-column-info, gcolumn-info): New options.
736 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
737 (check_die): Also test for multiple DW_AT_decl_column attributes.
738 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
739 DW_AT_decl_column if requested.
740 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
742 (gen_variable_die): Likewise.
743 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
744 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
747 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
748 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
749 (ix86_handle_option): Handle OPT_m3dnowa.
750 * doc/invoke.texi (-m3dnowa): Document.
751 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
752 -m3dnowa instead of -m3dnow -march=athlon.
755 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
756 instead of gcc_assert for K, r and R code checks. Formatting fixes.
758 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
761 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
762 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
763 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
764 generator for vsx_xxpermdi_<mode>_be.
765 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
766 force big-endian semantics.
767 (vsx_xxpermdi_<mode>_be): New define_expand with same
768 implementation as previous version of vsx_xxpermdi_<mode>.
770 2017-02-17 Jakub Jelinek <jakub@redhat.com>
772 PR tree-optimization/79327
773 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
774 variable, its initialization and use.
776 2017-02-17 Julia Koval <julia.koval@intel.com>
778 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
779 (OPTION_MASK_ISA_PKU_UNSET): New.
780 (ix86_handle_option): Handle -mrdpid.
781 * config/i386/cpuid.h (bit_RDPID): New.
782 * config/i386/driver-i386.c (host_detect_local_cpu):
783 Detect RDPID feature.
784 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
785 * config/i386/i386-c.c (ix86_target_macros_internal):
787 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
788 (ix86_valid_target_attribute_inner_p): Add "rdpid".
789 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
790 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
791 * config/i386/i386.md (define_insn "rdpid"): New.
792 * config/i386/i386.opt Add -mrdpid.
793 * config/i386/immintrin.h (_rdpid_u32): New.
795 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
797 PR rtl-optimization/79541
798 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
799 instead of transforming it into USE.
801 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
803 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
804 If HONOR_SNANS (SFmode) force the input to a register.
805 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
806 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
807 an frsp or similar insn.
809 2017-02-17 Martin Liska <mliska@suse.cz>
811 PR rtl-optimization/79577
812 * params.def (selsched-max-sched-times): Increase minimum to 1.
814 2017-02-17 Martin Liska <mliska@suse.cz>
816 PR rtl-optimization/79574
817 * gcse.c (want_to_gcse_p): Prevent integer overflow.
819 2017-02-17 Martin Liska <mliska@suse.cz>
821 PR tree-optimization/79529
822 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
823 ssa_defined_default_def_p to handle cases which are implicitly
825 * tree-ssa.c (ssa_defined_default_def_p): New function.
826 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
827 which are implicitly defined.
828 * tree-ssa.h (ssa_defined_default_def_p): Declare.
830 2017-02-17 Richard Biener <rguenther@suse.de>
833 * params.def (max-ssa-name-query-depth): Limit to 10.
835 2017-02-17 Richard Biener <rguenther@suse.de>
837 PR tree-optimization/79552
838 * tree-ssa-structalias.c (visit_loadstore): Properly verify
841 2017-02-17 Richard Biener <rguenther@suse.de>
844 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
846 2017-02-17 Marek Polacek <polacek@redhat.com>
849 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
850 (fold_negate_expr): New wrapper.
852 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
854 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
855 Correct terminology and de-emphasize pre-standard behavior.
857 2017-02-16 Alan Modra <amodra@gmail.com>
859 PR rtl-optimization/79286
860 * ira.c (def_dominates_uses): New function.
861 (update_equiv_regs): Don't create an equivalence for insns that
862 may trap where the register def does not dominate the use.
864 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
866 PR rtl-optimization/78127
867 * lra.c (lra): Call lra_eliminate before finish the loop after
870 2017-02-16 Richard Biener <rguenther@suse.de>
872 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
874 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
875 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
876 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
877 (isl_val_int_from_wi): New function.
878 (extract_affine_gmp): Rename to ...
879 (extract_affine_wi): ... this, take a widest_int.
880 (extract_affine_int): Just wrap extract_affine_wi.
881 (add_param_constraints): Use isl_val_int_from_wi.
882 (add_loop_constraints): Likewise, and extract_affine_wi.
884 2017-02-15 Jeff Law <law@redhat.com>
887 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
888 ira_init_register_move_cost_if_necessary.
890 2017-02-15 Martin Sebor <msebor@redhat.com>
893 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
894 removed in a prior commit.
896 2017-02-15 Bin Cheng <bin.cheng@arm.com>
898 PR tree-optimization/79347
899 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
900 counters during peeling.
902 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
904 * Makefile.in (site.exp): Remove "set ISLVER".
906 2017-02-15 Jakub Jelinek <jakub@redhat.com>
909 * real.c (real_from_integer): Call real_convert even for decimal.
911 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
914 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
916 2017-02-14 Andrew Pinski <apinski@cavium.com>
918 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
919 cores and change the partno/implementer to be correct.
920 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
921 the 'B" as the implementer.
922 * config/aarch64/aarch64-tune.md: Regenerate.
924 2017-02-14 Carl Love <cel@us.ibm.com>
926 * config/rs6000/rs6000.c: Add case statement entry to make the
927 xvcvuxdsp built-in argument unsigned.
928 * config/rs6000/vsx.md: Fix the source and return operand types so they
929 match the instruction definitions from the ISA document. Fix typo
930 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
933 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
936 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
937 member early_clobber_alts.
938 * lra-lives.c (reg_early_clobber_p): New.
939 (process_bb_lives): Use it.
940 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
941 (debug_operand_data): Initialize early_clobber_alts.
942 (setup_operand_alternative): Set up early_clobber_alts.
943 (collect_non_operand_hard_regs): Ditto. Pass early clobber
944 alternatives to new_insn_reg.
945 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
947 (lra_update_insn_regno_info): Pass the new arg.
949 2017-02-14 Jakub Jelinek <jakub@redhat.com>
952 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
953 (new_oacc_loop_raw): Don't clear already cleared fields.
956 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
957 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
958 _mm512_prefetch_i64gather_ps): New inline functions and macros.
960 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
963 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
965 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
968 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
969 the extra instruction to the right place to store 128-bit constant
972 2017-02-14 Martin Sebor <msebor@redhat.com>
975 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
976 warning for strings of unknown length.
978 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
980 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
982 2017-02-14 Jeff Law <law@redhat.com>
985 * ira-costs.c (scan_one_insn): Initialize register move costs
986 for pseudos seen in USE/CLOBBER insns.
988 PR tree-optimization/79095
989 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
990 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
991 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
992 if the operands are known to be not equal, then the resulting range
994 (intersect_ranges): If the new range is ~[0,0] and the old range is
995 wide, then prefer ~[0,0].
996 * tree-vrp.c (overflow_comparison_p_1): New function.
997 (overflow_comparison_p): New function.
998 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
999 if NAME is used in an overflow test.
1000 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
1001 overflow check that can be expressed as an equality test, then adjust
1002 ops to be that equality test.
1004 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1006 * config/s390/s390-builtin-types.def: Remove flags argument.
1007 * config/s390/s390.c (s390_init_builtins): Likewise.
1009 2017-02-14 Martin Liska <mliska@suse.cz>
1011 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
1012 vector. Fix trailing white spaces.
1014 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
1016 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
1019 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1021 PR rtl-optimization/68664
1022 * config/arm/arm.c (arm_sched_can_speculate_insn):
1023 New function. Declare prototype.
1024 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
1026 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1028 PR rtl-optimization/68664
1029 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
1031 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
1033 2017-02-14 Amit Pawar <amit.pawar@amd.com>
1035 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
1036 max skip bytes for function, loop and jump.
1038 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1040 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
1041 ABS_EXPR for gimple dump.
1043 2017-02-14 Jakub Jelinek <jakub@redhat.com>
1046 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
1048 PR tree-optimization/79408
1049 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
1050 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
1051 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
1052 also if rhs1 is INTEGER_CST.
1054 2017-02-14 Richard Biener <rguenther@suse.de>
1057 * tree-into-ssa.c (insert_phi_nodes): When the function can
1058 have abnormal edges rewrite SSA names with broken use-def
1059 dominance out of SSA and register them for PHI insertion.
1061 2017-02-13 Martin Sebor <msebor@redhat.com>
1064 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
1065 clearing info.nowrite flag when snprintf size argument is a range.
1067 2017-02-13 Jakub Jelinek <jakub@redhat.com>
1069 * cprop.c (cprop_jump): Add missing space in string literal.
1070 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
1071 (get_constraint_for_component_ref): Likewise.
1072 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
1073 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
1074 * lra-constraints.c (process_alt_operands): Likewise.
1075 * ipa-inline.c (inline_small_functions): Likewise.
1076 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
1077 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
1078 * trans-mem.c (diagnose_tm_1_op): Likewise.
1079 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
1080 (grid_parallel_clauses_gridifiable): Likewise.
1082 * config/nvptx/mkoffload.c (process): Add space in between
1085 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
1086 "MOD4_SSE_REGS" and "ALL_REGS".
1088 * spellcheck.c (test_data): Add , in between "foo" and "food".
1090 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1093 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
1094 boundary crossing check and subsequent code generation agree.
1096 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1098 * config/aarch64/aarch64.c (has_memory_op): Delete.
1099 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
1102 2017-02-13 Jakub Jelinek <jakub@redhat.com>
1104 PR rtl-optimization/79388
1105 PR rtl-optimization/79450
1106 * combine.c (distribute_notes): When removing TEM_INSN for which
1107 corresponding dest has last value recorded, invalidate that last
1110 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1112 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
1113 of explicit '@'. Add missing assembly comment marker on branch costs
1116 2017-02-13 Nathan Sidwell <nathan@acm.org>
1118 * gengtype-lex.l (<in_struct>): Add '/'.
1120 2017-02-13 Martin Liska <mliska@suse.cz>
1123 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
1125 2017-02-13 Richard Biener <rguenther@suse.de>
1127 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
1129 * configure: Re-generate.
1130 * config.in: Likewise.
1131 * graphite-dependences.c: Simplify as if
1132 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
1133 * graphite-isl-ast-to-gimple.c: Likewise.
1134 * graphite-optimize-isl.c: Likewise.
1135 * graphite-poly.c: Likewise.
1136 * graphite-sese-to-poly.c: Likewise.
1137 * graphite.h: Likewise.
1138 * toplev.c: Include isl/version.h and use isl_version () for
1139 printing the ISL version.
1140 * doc/install.texi: Update ISL requirement.
1142 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
1144 * doc/standards.texi (Standards): Update reference to
1147 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
1149 * doc/extend.texi (Named Address Spaces): sourceware.org now
1151 * doc/install.texi (Binaries): Ditto.
1154 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
1156 * doc/cpp.texi: Replace "stringify"/"stringification" with C
1157 standard terminology "stringize"/"stringizing" throughout.
1158 * doc/cppinternals.texi: Likewise.
1160 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
1162 * doc/extend.texi: Fix some spelling mistakes and typos.
1163 * doc/invoke.texi: Likewise.
1165 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
1168 * params.def (inline-min-speedup) Change from 10 to 8.
1170 2017-02-11 Jakub Jelinek <jakub@redhat.com>
1172 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
1175 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
1178 * ipa-inline-analysis.c (get_minimal_bb): New function.
1179 (record_modified): Use it.
1180 (remap_edge_change_prob): Handle also ancestor functions.
1182 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
1184 * doc/contrib.texi (Contributors): Remove broken link into
1185 the Mauve CVS repository.
1187 2017-02-11 Jakub Jelinek <jakub@redhat.com>
1190 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
1191 result computation whenever lhs doesn't have vector mode, not
1192 just when it has BLKmode.
1194 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
1196 * doc/makefile.texi (profiledbootstrap): Refer to the
1197 installation instructions only in textual form.
1199 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1202 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
1204 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
1206 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
1207 (Specific): Update mingw-w64 reference.
1209 (Specific): Remove broken link to Renesas RX processor.
1211 2017-02-10 Richard Biener <rguenther@suse.de>
1213 * toplev.c (process_options): Do not mention obsolete graphite
1214 options when printing sorry message about missing graphite support.
1215 Mention -floop-nest-optimize.
1217 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
1219 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
1220 (vtst_p16): Likewise.
1221 (vtstq_p8): Likewise.
1222 (vtstq_p16): Likewise.
1224 (vtstq_p64): Likewise.
1225 * config/arm/arm_neon.h (vgetq_lane_p64): New.
1226 (vset_lane_p64): New.
1227 (vsetq_lane_p64): New.
1229 2017-02-10 Jakub Jelinek <jakub@redhat.com>
1231 PR tree-optimization/79411
1232 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
1233 stmt operands are SSA_NAMEs used in abnormal phis.
1234 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
1237 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
1240 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
1243 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
1245 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
1247 2017-02-09 Jakub Jelinek <jakub@redhat.com>
1249 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
1253 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
1254 not arbitrary TREE_CONSTANT.
1257 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
1258 "omp declare target link" attribute unless is_global_var.
1259 * omp-offload.c (find_link_var_op): Likewise.
1261 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
1262 Chung-Lin Tang <cltang@codesourcery.com>
1264 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
1266 (gimplify_adjust_omp_clauses): Don't delete TILE.
1267 (gimplify_omp_for): Deal with TILE.
1268 * internal-fn.c (expand_GOACC_TILE): New function.
1269 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
1271 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
1272 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
1274 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
1275 avoid DIV for outermost collapse var.
1276 (expand_oacc_for): Insert tile element loop as needed. Adjust.
1277 Remove out of date comments, fix whitespace.
1278 * omp-general.c (omp_extract_for_data): Deal with tiling.
1279 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
1280 adjust OLF_DIM_BASE value.
1281 (struct omp_for_data): Add tiling field.
1282 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
1283 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
1284 for auto loops. Remove default auto determining, moved to
1285 oacc_loop_fixed_partitions.
1286 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
1287 stmts, add e_mask field.
1288 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
1289 (oacc_thread_numbers): Use oacc_dim_call.
1290 (oacc_xform_tile): New.
1291 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
1292 (finish_oacc_loop): Adjust for ifns vector.
1293 (oacc_loop_discover_walk): Append loop abstraction sites to list,
1294 add case for GOACC_TILE fns.
1295 (oacc_loop_xform_loop): Delete.
1296 (oacc_loop_process): Iterate over call list directly, and add
1297 handling for GOACC_TILE fns.
1298 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
1300 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
1301 vector partitioning to outer loops. Assign 2 partitions to loops
1302 when available. Add TILE handling.
1303 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
1304 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
1305 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
1306 * tree.c (omp_clause_num_ops): Adjust TILE ops.
1307 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
1309 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
1311 * configure.ac (ACX_BUGURL): Update.
1312 * configure: Regenerate.
1314 2017-02-09 Richard Biener <rguenther@suse.de>
1316 PR tree-optimization/69823
1317 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
1318 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
1320 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
1322 * config/arc/arc-c.def: Add __NPS400__ definition.
1323 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
1324 (TARGET_NPS400): Define.
1326 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
1328 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
1330 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
1332 (arc_cpu_types): Fill the arch_info field with a pointer into the
1333 arc_arch_types table.
1334 (arc_selected_cpu): Declare.
1335 * config/arc/arc.c (arc_selected_cpu): Make global.
1336 (arc_selected_arch): Delete.
1337 (arc_base_cpu): Delete.
1338 (arc_override_options): Remove references to deleted variables,
1339 update access to arch information.
1340 (ARC_OPT): Update access to arch information.
1341 (ARC_OPTX): Likewise.
1342 * config/arc/arc.h (arc_base_cpu): Remove declaration.
1343 (TARGET_ARC600): Update access to arch information.
1344 (TARGET_ARC601): Likewise.
1345 (TARGET_ARC700): Likewise.
1346 (TARGET_EM): Likewise.
1347 (TARGET_HS): Likewise.
1348 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
1351 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
1354 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
1355 condition/operands for integer GE/LE/GEU/LEU operations.
1357 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
1359 PR translation/79397
1360 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
1363 2017-02-08 Martin Jambor <mjambor@suse.cz>
1366 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
1367 whether allocation happened.
1368 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
1369 nothing was allocated.
1371 2017-02-08 Jakub Jelinek <jakub@redhat.com>
1373 PR tree-optimization/79408
1374 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
1375 constant, but SSA_NAME with a known integer range, use the minimum
1376 of that range instead of op1 to determine if modulo can be replaced
1377 with its first operand.
1379 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1381 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
1383 2017-02-08 Richard Biener <rguenther@suse.de>
1385 PR tree-optimization/71824
1386 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
1387 Check all loops contained in the merged region.
1389 2017-02-07 Andrew Pinski <apinski@cavium.com>
1391 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
1393 2017-02-07 Andrew Pinski <apinski@cavium.com>
1395 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
1396 (thunderxt88): Likewise.
1397 (thunderxt81): Disable LSE and change v8.1 to v8.
1398 (thunderxt83): Likewise.
1400 2017-02-07 Jakub Jelinek <jakub@redhat.com>
1401 Richard Biener <rguenther@suse.de>
1404 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
1405 type from int to size_t.
1406 * ira-costs.c (struct_costs_size): Change type from int to size_t.
1408 2017-02-07 Jakub Jelinek <jakub@redhat.com>
1410 PR rtl-optimization/79386
1411 * cprop.c (bypass_conditional_jumps): Initialize
1412 bypass_last_basic_block already before splitting bbs after
1413 unconditional traps...
1414 (bypass_conditional_jumps): ... rather than here.
1417 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
1418 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
1419 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
1420 fix -masm=intel patterns.
1422 2017-02-07 Richard Biener <rguenther@suse.de>
1424 PR tree-optimization/79256
1426 * builtins.c (get_object_alignment_2): Use min_align_of_type
1427 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
1428 and ADJUST_FIELD_ALIGN.
1430 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
1432 * doc/tm.texi: Regenerate.
1433 * stor-layout.c (layout_decl): Adjust.
1434 (update_alignment_for_field): Likewise.
1435 (place_field): Likewise.
1436 (min_align_of_type): Likewise.
1437 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
1438 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
1439 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
1440 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
1441 * config/frv/frv.c (frv_adjust_field_align): Likewise.
1442 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
1443 * config/i386/i386.c (x86_field_alignment): Likewise.
1444 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
1445 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
1446 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
1447 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
1448 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
1449 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
1453 2017-01-30 Richard Biener <rguenther@suse.de>
1455 PR tree-optimization/79256
1456 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
1457 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
1460 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
1462 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
1463 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
1464 builtins to SImode and emit a zero-extend, if necessary.
1466 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
1468 * docs/invoke.texi (RISC-V Options): Alphabetize.
1470 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
1472 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
1475 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
1477 * config/riscv/riscv.c: New file.
1478 * gcc/common/config/riscv/riscv-common.c: Likewise.
1479 * config.gcc: Likewise.
1480 * config/riscv/constraints.md: Likewise.
1481 * config/riscv/elf.h: Likewise.
1482 * config/riscv/generic.md: Likewise.
1483 * config/riscv/linux.h: Likewise.
1484 * config/riscv/multilib-generator: Likewise.
1485 * config/riscv/peephole.md: Likewise.
1486 * config/riscv/pic.md: Likewise.
1487 * config/riscv/predicates.md: Likewise.
1488 * config/riscv/riscv-builtins.c: Likewise.
1489 * config/riscv/riscv-c.c: Likewise.
1490 * config/riscv/riscv-ftypes.def: Likewise.
1491 * config/riscv/riscv-modes.def: Likewise.
1492 * config/riscv/riscv-opts.h: Likewise.
1493 * config/riscv/riscv-protos.h: Likewise.
1494 * config/riscv/riscv.h: Likewise.
1495 * config/riscv/riscv.md: Likewise.
1496 * config/riscv/riscv.opt: Likewise.
1497 * config/riscv/sync.md: Likewise.
1498 * config/riscv/t-elf-multilib: Likewise.
1499 * config/riscv/t-linux: Likewise.
1500 * config/riscv/t-linux-multilib: Likewise.
1501 * config/riscv/t-riscv: Likewise.
1502 * configure.ac: Likewise.
1503 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
1504 Waterman as RISC-V maintainers.
1505 * doc/install.texi: Add RISC-V entries.
1506 * doc/invoke.texi: Add RISC-V options section.
1507 * doc/md.texi: Add RISC-V constraints section.
1508 * configure: Regenerated.
1510 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1513 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
1514 false values to be constant vectors with all 0 or all 1 bits set.
1515 (vcondu<mode><mode>): Likewise.
1516 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
1518 (fpmask_comparison_operator): Update comment.
1519 (vecint_comparison_operator): New predicate.
1520 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
1521 vector conditionals when the true and false values are constant
1522 vectors with all 0 bits or all 1 bits set.
1524 2017-02-06 Martin Sebor <msebor@redhat.com>
1526 PR tree-optimization/79376
1527 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
1529 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
1531 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
1532 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
1533 to simplify split condition.
1535 2017-02-06 Jakub Jelinek <jakub@redhat.com>
1537 * omp-expand.c (oxpand_omp_atomic_fetch_op,
1538 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
1541 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
1543 PR rtl-optimization/68664
1544 * target.def (can_speculate_insn): New hook.
1545 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
1546 * doc/tm.texi: Regenerate.
1547 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
1548 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
1549 (rs6000_sched_can_speculate_insn): New function.
1551 2017-02-06 Jakub Jelinek <jakub@redhat.com>
1553 PR tree-optimization/79284
1554 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
1555 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
1556 vectorizable_mask_load_store, vectorizable_operation,
1557 vect_is_simple_cond, get_same_sized_vectype): Use it instead
1558 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
1559 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
1560 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
1561 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
1562 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
1563 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
1564 is_gimple_assign (stmt). Replace another such test with
1565 is_gimple_assign (stmt).
1567 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
1570 * config/avr/avr.c (rtl-iter.h): Include it.
1571 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
1572 (avr_legitimate_combined_insn): ...and implementation.
1574 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
1576 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
1577 * config/s390/s390.c (s390_const_operand_ok)
1578 (s390_canonicalize_comparison, s390_extract_part)
1579 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
1580 (s390_contiguous_bitmask_p, s390_rtx_costs)
1581 (legitimize_pic_address): Likewise.
1582 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
1583 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
1584 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
1585 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
1586 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
1588 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
1590 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
1591 REGNO($0) == REGNO($1).
1593 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1595 * config/s390/linux.h(SIZE_TYPE): Add comment.
1597 2017-02-06 Julian Brown <julian@codesourcery.com>
1598 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1599 Virendra Pathak <virendra.pathak@broadcom.com>
1601 * config/aarch64/aarch64-cores.def: Change the scheduler
1603 * config/aarch64/aarch64.md: Include thunderx2t99.md.
1604 * config/aarch64/thunderx2t99.md: New file.
1606 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
1608 * doc/standards.texi (Go Language): Update link to language
1611 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
1613 * tree-eh.c (lower_resx): Sanitize profile.
1614 (cleanup_empty_eh_move_lp): Likewise.
1616 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
1619 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
1621 * cfgloopmanip.h (loop_version): Update prototype.
1622 * modulo-sched.c (sms_schedule): Update call of loop_version.
1623 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
1624 * tree-parloops.c (gen_parallel_loop): Likewise.
1625 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
1626 * tree-ssa-loop-split.c (split_loop): Likewise.
1627 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
1628 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
1630 2017-02-05 Martin Liska <mliska@suse.cz>
1633 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
1635 (print_operand_address): Initialize a struct to zero.
1637 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
1639 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
1640 garbage collector only in textual form.
1642 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
1644 * doc/extend.texi (x86 specific memory model extensions for
1645 transactional memory): Simplify a phrase.
1647 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
1650 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
1651 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
1652 (atomic_storedi_1): Likewise.
1654 2017-02-04 Jakub Jelinek <jakub@redhat.com>
1656 PR tree-optimization/79338
1657 * tree-parloops.c (gather_scalar_reductions): Don't call
1658 vect_analyze_loop_form for loop->inner before destroying loop's
1661 2017-02-03 Martin Sebor <msebor@redhat.com>
1663 PR tree-optimization/79327
1664 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
1665 when precision has resulted in leading zeros.
1666 (format_integer): Adjust the likely counter to assume an unknown
1667 argument that may be zero is non-zero.
1669 2017-02-03 Jason Merrill <jason@redhat.com>
1672 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
1673 avoid copying non-taken branch.
1675 2017-02-03 Jakub Jelinek <jakub@redhat.com>
1677 PR tree-optimization/79340
1678 * tree-vect-loop.c (vectorizable_reduction): Release
1679 vec_defs elements after safe_splicing them into other vectors.
1682 PR tree-optimization/79327
1683 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
1684 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
1686 (format_integer): Use wide_int_to_tree instead of build_int_cst
1687 + to_?hwi. If argmin is NULL, just set argmin and argmax to
1688 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
1689 of shortest and longest sequence.
1691 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
1693 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
1694 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
1696 2017-02-03 Walter Lee <walt@tilera.com>
1699 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
1700 after initial stackframe link reg save.
1701 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
1703 2017-02-03 Jakub Jelinek <jakub@redhat.com>
1706 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
1707 wu for stxssp alternative.
1709 2017-02-03 Martin Sebor <msebor@redhat.com>
1711 PR tree-optimization/79352
1712 * gimple-fold.c (get_range_strlen): Add argument.
1713 (get_range_strlen): Change return type to bool.
1714 (get_maxval_strlen): Pass in a dummy argument.
1715 * gimple-fold.h (get_range_strlen): Change return type to bool.
1716 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
1717 * tree.h (array_at_struct_end_p): Add argument.
1718 * tree.c (array_at_struct_end_p): Handle it.
1720 2017-02-03 Martin Liska <mliska@suse.cz>
1723 * multiple_target.c (create_dispatcher_calls): Redirect edge
1724 from a caller of a dispatcher.
1725 (expand_target_clones): Make the clones local.
1726 (ipa_target_clone): Do both target clones and resolvers.
1727 (ipa_dispatcher_calls): Remove the pass.
1728 (pass_dispatcher_calls::gate): Likewise.
1729 (make_pass_dispatcher_calls): Likewise.
1730 * passes.def (pass_target_clone): Put as very first IPA early
1733 2017-02-03 Martin Liska <mliska@suse.cz>
1735 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
1736 in case of a function with ifunc attribute.
1738 2017-02-03 Martin Liska <mliska@suse.cz>
1740 * cgraph.c (cgraph_node::dump): Dump function version info.
1741 * symtab.c (symtab_node::dump_base): Add missing new line.
1743 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
1745 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
1746 (ifcombine_ifandif): Use it.
1748 2017-02-03 Martin Liska <mliska@suse.cz>
1750 * doc/invoke.texi: Document default value for
1751 use-after-scope-direct-emission-threshold.
1753 2017-02-03 Martin Liska <mliska@suse.cz>
1755 PR tree-optimization/79339
1756 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
1757 (format_floating): Likewise.
1759 2017-02-03 Martin Liska <mliska@suse.cz>
1762 * ipa-prop.c (ipa_node_params_t::insert): Remove current
1764 (ipa_node_params_t::remove): Likewise.
1765 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
1766 initialization from removed ipa_node_params_t::insert.
1767 (ipa_node_params::~ipa_node_params): Move from removed
1768 ipa_node_params_t::release.
1769 * symbol-summary.h (symbol_summary::m_released): New member.
1770 Do not release a summary twice. Do not allow to call finalizer
1771 for types of a summary that live in GGC memory.
1773 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1775 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
1778 2017-02-02 Martin Sebor <msebor@redhat.com>
1781 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
1782 (format_string): Tighten up the range of output for non-constant
1783 strings and correct the expected range for wide non-constant strings.
1785 2017-02-02 Martin Sebor <msebor@redhat.com>
1787 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
1790 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
1792 (-fdump-tree-@var): Add to index and document how to come up
1793 with pass-specific option and dump file names.
1794 (-fdump-passes): Clarify where to look for output.
1796 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
1799 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
1800 statistics of the analyzed path; allow threading for speed when
1801 any of BBs along the path are optimized for speed.
1803 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
1806 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
1807 settings of the virtual registers.
1810 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1812 * explow.c (get_dynamic_stack_size): Take known alignment of stack
1813 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
1816 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1818 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
1819 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
1821 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1823 * config/s390/s390.md: Add missing comments with the expanded
1825 * config/s390/vector.md: Likewise.
1826 * config/s390/vx-builtins.md: Likewise.
1828 2017-02-02 Jakub Jelinek <jakub@redhat.com>
1831 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
1832 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
1833 conditions on a single line.
1835 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1837 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
1838 __S390_VX__ to __VX__.
1840 2017-02-01 Andrew Pinski <apinski@cavium.com>
1842 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
1843 stmt_info to record_stmt_cost.
1844 (vect_get_known_peeling_cost): Pass stmt_info if known to
1846 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
1847 cpu_vector_cost field into
1848 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
1849 field into vec_int_stmt_cost and vec_fp_stmt_cost.
1850 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
1851 splitting of scalar_stmt_cost and vec_stmt_cost.
1852 (thunderx_vector_cost): Likewise.
1853 (cortexa57_vector_cost): LIkewise.
1854 (exynosm1_vector_cost): Likewise.
1855 (xgene1_vector_cost): Likewise.
1856 (thunderx2t99_vector_cost): Improve after the splitting of the two
1858 (aarch64_builtin_vectorization_cost): Update for the splitting of
1859 scalar_stmt_cost and vec_stmt_cost.
1861 2017-02-01 Torvald Riegel <triegel@redhat.com>
1862 Richard Henderson <rth@redhat.com>
1864 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
1865 conditional on existance of a fast atomic load.
1866 * optabs-query.c (can_atomic_load_p): New function.
1867 * optabs-query.h (can_atomic_load_p): Declare it.
1868 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
1869 no fast atomic load is available for the particular size of access.
1870 (expand_atomic_compare_and_swap): Likewise.
1871 (expand_atomic_load): Likewise.
1872 (expand_atomic_store): Likewise.
1873 (expand_atomic_fetch_op): Likewise.
1874 * testsuite/lib/target-supports.exp
1875 (check_effective_target_sync_int_128): Remove x86 because it provides
1876 no fast atomic load.
1877 (check_effective_target_sync_int_128_runtime): Likewise.
1879 2017-02-01 Richard Biener <rguenther@suse.de>
1881 * graphite.c: Include tree-vectorizer.h for find_loop_location.
1882 (graphite_transform_loops): Provide opt-info for optimized nests.
1883 * tree-parloop.c (parallelize_loops): Provide opt-info for
1886 2017-02-01 Richard Biener <rguenther@suse.de>
1889 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
1892 2017-02-01 Richard Biener <rguenther@suse.de>
1894 PR tree-optimization/71824
1895 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
1896 Verify the loops are valid in the merged SESE region.
1897 (scop_detection::can_represent_loop_1): Check analyzing the
1898 evolution of the number of iterations in the region succeeds.
1900 2017-01-31 Ian Lance Taylor <iant@golang.org>
1902 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
1903 REG_ARGS_SIZE note to 32-bit push insns and call insn.
1905 2017-01-31 David Malcolm <dmalcolm@redhat.com>
1907 PR preprocessor/79210
1908 * input.c (get_substring_ranges_for_loc): Replace line_width
1909 assertion with error-handling.
1911 2017-01-31 Richard Biener <rguenther@suse.de>
1913 PR tree-optimization/77318
1914 * graphite-sese-to-poly.c (extract_affine): Fix assert.
1915 (create_pw_aff_from_tree): Take loop parameter.
1916 (add_condition_to_pbb): Pass loop of the condition to
1917 create_pw_aff_from_tree.
1919 2017-01-31 Jakub Jelinek <jakub@redhat.com>
1921 * config/s390/s390.c (s390_asan_shadow_offset): New function.
1922 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
1924 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1928 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
1930 (convert_int_to_float128): Likewise.
1931 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
1932 (convert_int_to_float128): Likewise.
1933 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
1934 (UNSPEC_IEEE128_CONVERT): Likewise.
1935 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
1936 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
1937 Use local variables for IBM extended format.
1938 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
1939 (fix_trunc<mode>si2_fprs): Likewise.
1940 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
1941 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
1942 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
1943 to know that we can now have integers of all sizes in vector
1945 (fix<uns>_<mode>di2_hw): Likewise.
1946 (float<uns>_<mode>si2_hw): Likewise.
1947 (fix_<mode>si2_hw): Likewise.
1948 (fixuns_<mode>si2_hw): Likewise.
1949 (float<uns>_<mode>di2_hw): Likewise.
1950 (float_<mode>di2_hw): Likewise.
1951 (float_<mode>si2_hw): Likewise.
1952 (floatuns_<mode>di2_hw): Likewise.
1953 (floatuns_<mode>si2_hw): Likewise.
1954 (xscvqp<su>wz_<mode>): Delete, no longer used.
1955 (xscvqp<su>dz_<mode>): Likewise.
1956 (xscv<su>dqp_<mode>): Likewise.
1957 (ieee128_mfvsrd_64bit): Likewise.
1958 (ieee128_mfvsrd_32bit): Likewise.
1959 (ieee128_mfvsrwz): Likewise.
1960 (ieee128_mtvsrw): Likewise.
1961 (ieee128_mtvsrd_64bit): Likewise.
1962 (ieee128_mtvsrd_32bit): Likewise.
1964 2017-01-31 Martin Liska <mliska@suse.cz>
1967 * ipa-prop.c (ipa_free_all_node_params): Call release method
1968 instead of ~sumbol_summary to not to trigger double times
1971 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
1973 PR tree-optimization/71691
1974 * bitmap.h (class auto_bitmap): New.
1975 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
1976 is_maybe_undefined instead of ssa_undefined_value_p.
1978 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1980 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
1981 __S390_ARCH_LEVEL__ to __ARCH__.
1983 2017-01-31 Jakub Jelinek <jakub@redhat.com>
1985 PR tree-optimization/79267
1986 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
1987 if should_remove_lhs_p is true.
1989 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
1992 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
1993 (add_alignment_attribute): New.
1994 (base_type_die): Add alignment attribute.
1995 (subrange_type_die): Likewise.
1996 (modified_type_die): Likewise.
1997 (gen_array_type_die): Likewise.
1998 (gen_descr_array_type_die: Likewise.
1999 (gen_enumeration_type_die): Likewise.
2000 (gen_subprogram_die): Likewise.
2001 (gen_variable_die): Likewise.
2002 (gen_field_die): Likewise.
2003 (gen_ptr_to_mbr_type_die): Likewise.
2004 (gen_struct_or_union_type_die): Likewise.
2005 (gen_subroutine_type_die): Likewise.
2006 (gen_typedef_die): Likewise.
2007 (base_type_cmp): Compare alignment attribute.
2009 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2012 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
2013 (setb_unsigned) New pattern for setb with CCUNS.
2014 * config/rs6000/rs6000.c (expand_block_compare): Use a different
2015 subfc./subfe sequence to avoid overflow problems. Generate a
2016 shorter sequence with cmpld/setb for power9.
2017 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
2018 for generating subfc. instruction.
2019 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
2020 now uses this instruction.
2022 2017-01-30 Ian Lance Taylor <iant@google.com>
2025 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
2026 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
2028 2017-01-30 Martin Sebor <msebor@redhat.com>
2030 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
2031 Move constant to the right of a relational operator.
2032 (get_mpfr_format_length, format_character, format_string): Ditto.
2033 (should_warn_p, maybe_warn): Same.
2035 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
2037 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
2040 * asan.c (get_translation_unit_decl): Remove function.
2041 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
2043 2017-01-30 Martin Liska <mliska@suse.cz>
2045 PR gcov-profile/79259
2046 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
2049 2017-01-30 Martin Liska <mliska@suse.cz>
2052 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
2053 Initialize variables with NULL value.
2055 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
2058 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
2060 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
2062 2017-01-30 Richard Biener <rguenther@suse.de>
2064 PR tree-optimization/79276
2065 * tree-vrp.c (process_assert_insertions): Properly adjust common
2066 when removing a duplicate.
2068 * gcc.dg/torture/pr79276.c: New testcase.
2070 2017-01-30 Richard Biener <rguenther@suse.de>
2072 PR tree-optimization/79256
2073 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
2074 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
2076 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
2078 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
2081 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
2082 ("*r<noxa>sbg_<mode>_sll_bitmask")
2083 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
2084 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
2085 Use contiguous_bitmask_nowrap_operand.
2087 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2090 * config/rs6000/altivec.h (vec_xl): Revise #define.
2091 (vec_xst): Likewise.
2093 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
2095 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
2097 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
2099 PR rtl-optimization/79194
2100 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
2101 traps before call to bypass_conditional_jumps.
2103 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
2105 PR tree-optimization/71374
2106 * lra-constraints.c (check_conflict_input_operands): New.
2107 (match_reload): Use it.
2109 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
2112 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
2113 account to calculate conflict_set.
2115 2017-01-27 Bin Cheng <bin.cheng@arm.com>
2117 PR rtl-optimization/78559
2118 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
2119 other_insn in combine.
2121 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
2123 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
2124 uint16_type_node for BT_UINT16.
2126 2017-01-27 David Malcolm <dmalcolm@redhat.com>
2128 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
2129 "RTL Tests" to menu.
2130 (GIMPLE Tests): New node.
2131 (RTL Tests): New node.
2133 2017-01-27 Richard Biener <rguenther@suse.de>
2135 PR tree-optimization/79245
2136 * tree-loop-distribution.c (distribute_loop): Apply cost
2137 modeling also to detected patterns.
2139 2017-01-27 Richard Biener <rguenther@suse.de>
2141 PR tree-optimization/71433
2142 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
2143 (compare_assert_loc): New function.
2144 (process_assert_insertions): Sort and optimize assert locations
2145 to remove duplicates and push down identical assertions on
2146 edges to their destination block.
2148 2017-01-27 Richard Biener <rguenther@suse.de>
2150 PR tree-optimization/79244
2151 * tree-vrp.c (remove_range_assertions): Forcefully propagate
2152 out SSA names even if abnormal.
2154 2017-01-27 Jakub Jelinek <jakub@redhat.com>
2156 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
2157 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
2158 instead of MPFR_RNDN.
2160 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
2163 * arm.c (arm_option_override): Don't call build_target_option_node
2164 until after doing all option overrides.
2165 (arm_valid_target_attribute_tree): Likewise.
2167 2017-01-27 Martin Liska <mliska@suse.cz>
2169 * doc/invoke.texi (-fprofile-arcs): Document profiling support
2170 for {cd}tors and C++ {cd}tors.
2172 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
2174 * config/s390/s390.md ("*setmem_long_and")
2175 ("*setmem_long_and_31z"): Use zero_extend instead of and.
2177 2017-01-26 Martin Sebor <msebor@redhat.com>
2179 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
2182 2017-01-26 Martin Sebor <msebor@redhat.com>
2184 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
2185 HAVE_DFmode before using XFmode or DFmode.
2186 (parse_directive): Avoid using the z length modifier to avoid
2187 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
2190 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
2191 to accept adjustment as an array.
2192 (get_int_range): New function.
2193 (struct directive): Make width and prec arrays.
2194 (directive::set_width, directive::set_precision): Call get_int_range.
2195 (format_integer, format_floating): Handle width and precision ranges.
2196 (format_string, parse_directive): Same.
2198 2017-01-26 Jakub Jelinek <jakub@redhat.com>
2201 * dwarf2out.c (generate_skeleton_bottom_up): For children with
2202 comdat_type_p set, just clone them, but keep the children in the
2206 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
2207 which have direct callers with -fvar-tracking-assignments enabled
2209 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
2210 inside of type units.
2212 2017-01-26 Martin Sebor <msebor@redhat.com>
2215 * gimple-ssa-sprintf.c (struct result_range): Add likely and
2217 (struct format_result): Replace number_chars, number_chars_min,
2218 and number_chars_max with a single member of struct result_range.
2220 (format_result::operator+=): Adjust.
2221 (struct fmtresult): Remove bounded. Handle likely and unlikely
2223 (fmtresult::adjust_for_width_or_precision): New function.
2224 (fmtresult:type_max_digits): New function.
2225 (bytes_remaining): Handle likely and unlikely counters.
2226 (min_bytes_remaining): Remove.
2227 (format_percent): Simplify.
2228 (format_integer, format_floating): Set likely and unlikely counters.
2229 (get_string_length, format_character, format_string): Same.
2230 (format_plain, should_warn_p): New function.
2231 (maybe_warn): Call should_warn_p. Update diagnostic messages
2232 and handle those for all directives, including plain strings.
2233 (format_directive): Handle likely and unlikely counters.
2234 Remove unnecessary quoting from diagnostics. Add an informational
2236 (add_bytes): Remove.
2237 (pass_sprintf_length::compute_format_length): Simplify.
2238 (try_substitute_return_value): Handle likely and unlikely counters.
2240 2017-01-26 Carl Love <cel@us.ibm.com>
2242 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
2243 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
2245 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
2248 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
2249 endianess for subregs into account.
2250 * lra-constraints.c (lra_constraints): Do risky transformations
2251 always on the first iteration.
2252 * lra-lives.c (check_pseudos_live_through_calls): Add arg
2253 last_call_used_reg_set.
2254 (process_bb_lives): Define and use last_call_used_reg_set.
2255 * lra.c (lra): Always continue after lra_constraints on the first
2258 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
2260 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
2262 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
2264 2017-01-26 Jakub Jelinek <jakub@redhat.com>
2266 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
2267 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
2268 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
2269 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
2270 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
2271 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
2272 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
2273 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
2274 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
2276 2017-01-26 Marek Polacek <polacek@redhat.com>
2279 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
2280 for the third operand.
2282 2017-01-26 Jakub Jelinek <jakub@redhat.com>
2285 * omp-low.c (struct omp_context): Add simt_stmt field.
2286 (scan_omp_for): Return omp_context *.
2287 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
2288 context to the _simt_ SIMD stmt.
2289 (lower_omp_for): For combined SIMD with sibling _simt_
2290 SIMD, make sure to use the same decls in _looptemp_
2291 clauses as in the sibling.
2293 2017-01-26 David Sherwood <david.sherwood@arm.com>
2296 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
2299 2017-01-26 Jakub Jelinek <jakub@redhat.com>
2302 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
2303 emit fld b; fld a; if possible.
2305 * brig-builtins.def: Update copyright years.
2306 * config/arm/arm_acle_builtins.def: Update copyright years.
2308 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2311 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
2312 constraint instead of o for the stxsd instruction.
2314 2017-01-25 Carl Love <cel@us.ibm.com>
2316 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
2317 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
2319 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
2321 * doc/invoke.texi (C++ Dialect Options): Fix typo.
2323 2017-01-25 Richard Biener <rguenther@suse.de>
2325 PR tree-optimization/69264
2326 * target.def (vector_alignment_reachable): Improve documentation.
2327 * doc/tm.texi: Regenerate.
2328 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
2330 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
2331 earlier changes with respect to TYPE_USER_ALIGN.
2332 (vector_alignment_reachable_p): Likewise. Improve dumping.
2334 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2337 * config/arm/arm.md (xordi3): Force constant operand into a register
2340 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2342 * doc/invoke.texi (-fstore-merging): Correct default optimization
2343 levels at which it is enabled.
2344 (-O): Move -fstore-merging from list to...
2347 2017-01-25 Richard Biener <rguenther@suse.de>
2350 * omp-expand.c: Include debug.h.
2351 (expand_omp_taskreg): Make sure to generate early debug before
2352 outlining anything from a function.
2353 (expand_omp_target): Likewise.
2354 (grid_expand_target_grid_body): Likewise.
2356 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
2359 * asan.c (get_translation_unit_decl): New function.
2360 (asan_add_global): Extract modules file name from globals
2361 TRANSLATION_UNIT_DECL name.
2363 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
2366 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
2367 for long calls with APCS frame and VFP.
2369 2017-01-24 David Malcolm <dmalcolm@redhat.com>
2371 * cfg.c (original_copy_tables_initialized_p): New function.
2372 * cfg.h (original_copy_tables_initialized_p): New decl.
2373 * cfgrtl.c (relink_block_chain): Guard the call to
2374 free_original_copy_tables with a call to
2375 original_copy_tables_initialized_p.
2376 * cgraph.h (symtab_node::native_rtl_p): New decl.
2377 * cgraphunit.c (symtab_node::native_rtl_p): New function.
2378 (symtab_node::needed_p): Don't assert for early assembly output
2379 for __RTL functions.
2380 (cgraph_node::finalize_function): Set "force_output" for __RTL
2382 (cgraph_node::analyze): Bail out early for __RTL functions.
2383 (analyze_functions): Update assertion to support __RTL functions.
2384 (cgraph_node::expand): Bail out early for __RTL functions.
2385 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
2387 * function.h (struct function): Update comment for field
2389 * gimple-expr.c: Include "tree-pass.h".
2390 (gimple_has_body_p): Return false for __RTL functions.
2391 * Makefile.in (OBJS): Add run-rtl-passes.o.
2392 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
2394 (gcc::pass_manager::get_clean_slate): New accessor.
2395 * passes.c: Include "insn-addr.h".
2396 (should_skip_pass_p): Add logging. Update logic for running
2397 "expand" to be compatible with both __GIMPLE and __RTL. Guard
2398 property-provider override so it is only done for gimple passes.
2400 (skip_pass): New function.
2401 (execute_one_pass): Call skip_pass when skipping passes.
2402 * read-md.c (md_reader::read_char): Support filtering
2403 the input to a subset of line numbers.
2404 (md_reader::md_reader): Initialize fields
2405 m_first_line and m_last_line.
2406 (md_reader::read_file_fragment): New function.
2407 * read-md.h (md_reader::read_file_fragment): New decl.
2408 (md_reader::m_first_line): New field.
2409 (md_reader::m_last_line): New field.
2410 * read-rtl-function.c (function_reader::create_function): Only
2411 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
2412 curr_properties. Set DECL_INITIAL to a dummy block.
2413 (read_rtl_function_body_from_file_range): New function.
2414 * read-rtl-function.h (read_rtl_function_body_from_file_range):
2416 * run-rtl-passes.c: New file.
2417 * run-rtl-passes.h: New file.
2419 2017-01-24 Jeff Law <law@redhat.com>
2421 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
2424 2017-01-24 Bin Cheng <bin.cheng@arm.com>
2426 PR tree-optimization/79159
2427 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
2428 (record_nonwrapping_iv): Improve boundary using above function if no
2429 value range information.
2431 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
2432 Martin Jambor <mjambor@suse.cz>
2434 * brig-builtins.def: New file.
2435 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
2436 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
2437 (DEF_HSAIL_SAT_BUILTIN): Likewise.
2438 (DEF_HSAIL_INTR_BUILTIN): Likewise.
2439 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
2440 * builtin-types.def (BT_INT8): New.
2441 (BT_INT16): Likewise.
2442 (BT_UINT8): Likewise.
2443 (BT_UINT16): Likewise.
2444 (BT_FN_ULONG): Likewise.
2445 (BT_FN_UINT_INT): Likewise.
2446 (BT_FN_UINT_ULONG): Likewise.
2447 (BT_FN_UINT_LONG): Likewise.
2448 (BT_FN_UINT_PTR): Likewise.
2449 (BT_FN_ULONG_PTR): Likewise.
2450 (BT_FN_INT8_FLOAT): Likewise.
2451 (BT_FN_INT16_FLOAT): Likewise.
2452 (BT_FN_UINT32_FLOAT): Likewise.
2453 (BT_FN_UINT16_FLOAT): Likewise.
2454 (BT_FN_UINT8_FLOAT): Likewise.
2455 (BT_FN_UINT64_FLOAT): Likewise.
2456 (BT_FN_UINT16_UINT32): Likewise.
2457 (BT_FN_UINT32_UINT16): Likewise.
2458 (BT_FN_UINT16_UINT16_UINT16): Likewise.
2459 (BT_FN_INT_PTR_INT): Likewise.
2460 (BT_FN_UINT_PTR_UINT): Likewise.
2461 (BT_FN_LONG_PTR_LONG): Likewise.
2462 (BT_FN_ULONG_PTR_ULONG): Likewise.
2463 (BT_FN_VOID_UINT64_UINT64): Likewise.
2464 (BT_FN_UINT8_UINT8_UINT8): Likewise.
2465 (BT_FN_INT8_INT8_INT8): Likewise.
2466 (BT_FN_INT16_INT16_INT16): Likewise.
2467 (BT_FN_INT_INT_INT): Likewise.
2468 (BT_FN_UINT_FLOAT_UINT): Likewise.
2469 (BT_FN_FLOAT_UINT_UINT): Likewise.
2470 (BT_FN_ULONG_UINT_UINT): Likewise.
2471 (BT_FN_ULONG_UINT_PTR): Likewise.
2472 (BT_FN_ULONG_ULONG_ULONG): Likewise.
2473 (BT_FN_UINT_UINT_UINT): Likewise.
2474 (BT_FN_VOID_UINT_PTR): Likewise.
2475 (BT_FN_UINT_UINT_PTR: Likewise.
2476 (BT_FN_UINT32_UINT64_PTR): Likewise.
2477 (BT_FN_INT_INT_UINT_UINT): Likewise.
2478 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
2479 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
2480 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
2481 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
2482 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
2483 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
2484 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
2485 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
2486 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
2487 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
2488 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
2489 * doc/frontends.texi: List BRIG FE.
2490 * doc/install.texi (Testing): Add BRIG tesring requirements.
2491 * doc/invoke.texi (Overall Options): Mention BRIG.
2492 * doc/standards.texi (Standards): Doucment BRIG HSA version.
2494 2017-01-24 Richard Biener <rguenther@suse.de>
2496 PR translation/79208
2497 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
2499 2017-01-24 Martin Jambor <mjambor@suse.cz>
2502 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
2503 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
2506 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
2509 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
2510 casts from signed to unsigned really don't have a range.
2512 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
2514 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
2515 GMP_RNDx for compatiblity.
2517 2017-01-24 Martin Liska <mliska@suse.cz>
2520 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
2521 that would prevent us to call alloca with -1 as argument.
2523 2017-01-24 Jakub Jelinek <jakub@redhat.com>
2525 * dwarf2out.c (output_compilation_unit_header, output_file_names):
2526 Avoid -Wformat-security warning.
2528 2017-01-23 Andrew Pinski <apinski@cavium.com>
2530 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
2533 2017-01-23 Martin Sebor <msebor@redhat.com>
2536 * gimple-ssa-sprintf.c (warn_level): New global.
2537 (format_integer): Use it here and throughout the rest of the file.
2538 Use the same switch to compute sign as base.
2539 (maybe_warn): New function.
2540 (format_directive): Factor out warnings into maybe_warn.
2541 Add debugging output. Use warn_level.
2542 (add_bytes): Use warn_level.
2543 (pass_sprintf_length::compute_format_length): Add debugging output.
2544 (try_substitute_return_value): Same.
2545 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
2548 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
2549 (struct fmtresult, format_integer, format_floating): Adjust.
2550 (fmtresult::fmtresult): Set max correctly in two argument ctor.
2551 (get_string_length, format_string,format_directive): Same.
2552 (pass_sprintf_length::compute_format_length): Same.
2553 (try_substitute_return_value): Simplify slightly.
2556 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
2557 (fmtresult::operator+=): Outlined.
2558 (struct fmtresult): Add ctors.
2559 (struct conversion_spec): Rename...
2560 (struct directive): ...to this. Add and remove data members.
2561 (directive::set_width, directive::set_precision): New functions.
2562 (format_percent): Use fmtresult ctor.
2563 (get_width_and_precision): Remove.
2564 (format_integer): Make naming changes. Avoid computing width and
2566 (format_floating): Same. Adjust indentation.
2567 (format_character, format_none): New functions.
2568 (format_string): Moved character handling to format_character.
2569 (format_directive): Remove arguments, change return type.
2570 (parse_directive): New function.
2571 (pass_sprintf_length::compute_format_length): Move directive
2572 parsing to parse_directive.
2574 2017-01-23 Jakub Jelinek <jakub@redhat.com>
2576 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
2577 (assign_assembler_name_if_needed): ... this.
2578 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
2579 (assign_assembler_name_if_needed): ... this.
2580 (free_lang_data_in_cgraph): Adjust callers.
2581 * cgraphunit.c (cgraph_node::analyze): Likewise.
2582 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
2585 2017-01-23 Richard Biener <rguenther@suse.de>
2587 PR tree-optimization/79088
2588 PR tree-optimization/79188
2589 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
2590 resetting loop bounds after last path deletion. Reset loop
2591 bounds of the target loop, make code match the comments.
2592 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
2593 Make sure loops need no fixups.
2595 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
2597 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
2598 exponent support with double type for first argument.
2599 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
2600 type returned by __builtin_vec_extract_sig,
2601 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
2602 functions from "vector int" to "vector unsigned int" or from
2603 "vector long long int" to "vector unsigned long long int".
2604 Changed type returned by __builtin_vec_extract_exp,
2605 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
2606 functions from "vector int" to "vector unsigned int" or from
2607 "vector long long int" to "vector unsigned long long int".
2608 Changed return type of __builtin_vec_test_data_class,
2609 __builtin_vec_test_data_class_sp, and
2610 __builtin_vec_test_data_class_dp from "vector int" to
2611 "vector bool int" or from "vector long long int" to "vector bool
2612 long long int" and changed second argument type from "unsigned
2613 int" to "int". Added new overloaded function forms "vector float
2614 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
2615 "vector float __builtin_vec_insert_exp_sp (vector float, vector
2616 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
2617 double, vector unsigned long long int)" and "vector double
2618 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
2619 long int)". Changed return type of
2620 __builtin_scalar_test_data_class and
2621 __builtin_scalar_test_data_class_sp and
2622 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
2623 int" and changed second argument from "unsigned int" to "int".
2624 Changed type returned by __builtin_scalar_test_neg,
2625 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
2626 from "int" to "bool int". Added new overloaded function form
2627 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
2628 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
2629 exponent double-precision with floating point first argument.
2630 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
2631 documentation of scalar_test_data_class, scalar_test_neg,
2632 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
2633 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
2634 vec_test_data_class built-in functions to reflect refinements in
2635 their type signatures.
2637 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
2639 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
2641 (aarch64_elf_asm_destructor): Likewise.
2643 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
2645 PR rtl-optimization/78634
2646 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
2647 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
2648 * ifcvt.c (noce_try_cmove): Add missing cost check.
2650 PR rtl-optimization/71724
2651 * combine.c (if_then_else_cond): Look for situations where it is
2652 beneficial to undo the work of one of the recursive calls.
2654 2017-01-23 Bin Cheng <bin.cheng@arm.com>
2656 PR tree-optimization/70754
2657 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
2658 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
2659 combined stmt before it if not NULL.
2660 (combine_chains): Process refs reversely and compute dominance point
2663 2017-01-23 Martin Liska <mliska@suse.cz>
2665 PR tree-optimization/79196
2666 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
2667 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
2669 (strlen_optimize_stmt): Call the renamed function.
2671 2017-01-23 Michael Matz <matz@suse.de>
2673 PR tree-optimization/78384
2674 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
2676 2017-01-23 Richard Biener <rguenther@suse.de>
2678 PR tree-optimization/79186
2679 * tree-vrp.c (register_new_assert_for): Make sure we've seen
2680 both incoming edges before moving an assert.
2682 2017-01-23 Martin Jambor <mjambor@suse.cz>
2684 * ipa-prop.c (load_from_param_1): Removed.
2685 (load_from_unmodified_param): Bits from load_from_param_1 put back
2687 (load_from_param): Removed.
2688 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
2689 with stmt. Reverted back to use of load_from_unmodified_param.
2691 2017-01-23 Martin Jambor <mjambor@suse.cz>
2694 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
2695 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
2696 field a pointer to garbage collected vector, mark lattices and
2697 ipcp_orig_node with GTY((skip)).
2698 (ipa_get_param_count): Adjust to descriptors being a pointer.
2699 (ipa_get_param): Likewise.
2700 (ipa_get_type): Likewise.
2701 (ipa_get_param_move_cost): Likewise.
2702 (ipa_set_param_used): Likewise.
2703 (ipa_get_controlled_uses): Likewise.
2704 (ipa_set_controlled_uses): Likewise.
2705 (ipa_is_param_used): Likewise.
2706 (ipa_node_params_t): Move into garbage collector. New methods insert
2708 (ipa_node_params_sum): Annotate wth GTY(()).
2709 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
2711 (ipa_load_from_parm_agg): Adjust declaration.
2712 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
2713 * ipa-profile.c (ipa_profile): Likewise.
2714 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
2715 (ipa_populate_param_decls): Make descriptors parameter garbage
2717 (ipa_dump_param): Adjust to descriptors being a pointer.
2718 (ipa_alloc_node_params): Likewise.
2719 (ipa_initialize_node_params): Likewise.
2720 (load_from_param_1): Make descriptors parameter garbage collected.
2721 (load_from_unmodified_param): Likewise.
2722 (load_from_param): Likewise.
2723 (ipa_load_from_parm_agg): Likewise.
2724 (ipa_node_params::~ipa_node_params): Removed.
2725 (ipa_free_all_node_params): Remove call to delete operator.
2726 (ipa_node_params_t::insert): New.
2727 (ipa_node_params_t::remove): Likewise.
2728 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
2729 copy known_csts and known_contexts vectors.
2730 (ipa_read_node_info): Adjust to descriptors being a pointer.
2731 (ipcp_modif_dom_walker): Make m_descriptors field garbage
2733 (ipcp_transform_function): Make descriptors variable garbage
2736 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
2738 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
2739 * config/i386/avx512dqintrin.h: Ditto.
2740 * config/i386/avx512fintrin.h: Ditto.
2741 * gcc/config/i386/i386.c: Handle new builtins.
2742 * config/i386/i386-builtin.def: Add new builtins.
2743 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
2744 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
2746 2017-01-23 Jakub Jelinek <jakub@redhat.com>
2747 Martin Liska <mliska@suse.cz>
2749 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
2750 * asan.c (asan_expand_poison_ifn): Support stores and use
2751 appropriate ASAN report function.
2752 * internal-fn.c (expand_ASAN_POISON_USE): New function.
2753 * internal-fn.def (ASAN_POISON_USE): Declare.
2754 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
2755 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
2756 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
2757 ASAN_POISON calls w/o LHS.
2758 * tree-ssa.c (execute_update_addresses_taken): Create clobber
2759 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
2760 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
2761 * gimplify.c (asan_poison_variables): Add attribute
2762 use_after_scope_memory to variables that really needs to live
2764 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
2765 having the attribute.
2767 2017-01-23 Martin Liska <mliska@suse.cz>
2769 * asan.c (create_asan_shadow_var): New function.
2770 (asan_expand_poison_ifn): Likewise.
2771 * asan.h (asan_expand_poison_ifn): New declaration.
2772 * internal-fn.c (expand_ASAN_POISON): Likewise.
2773 * internal-fn.def (ASAN_POISON): New builtin.
2774 * sanopt.c (pass_sanopt::execute): Expand
2775 asan_expand_poison_ifn.
2776 * tree-inline.c (copy_decl_for_dup_finish): Make function
2778 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
2779 * tree-ssa.c (is_asan_mark_p): New function.
2780 (execute_update_addresses_taken): Rewrite local variables
2781 (identified just by use-after-scope as addressable) into SSA.
2783 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
2785 * doc/install.texi (Specific): opensource.apple.com uses https
2786 now. Remove trailing slash.
2788 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
2790 * README.Portability: Remove note on an Irix compatibility issue.
2792 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
2794 * gcov.c (INCLUDE_ALGORITHM): Define.
2795 (INCLUDE_VECTOR): Define.
2796 No longer include <vector> and <algorithm> directly.
2798 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
2800 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
2802 * doc/invoke.texi (Code Gen Options): Ditto.
2804 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
2807 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
2809 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
2811 rtl-optimization/79125
2812 * cprop.c (local_cprop_pass): Handle cases where we make an
2815 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
2819 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
2820 read from, for big endian.
2822 2017-01-20 Jiong Wang <jiong.wang@arm.com>
2824 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
2825 register pauth builtins for LP64 only.
2827 2017-01-20 Marek Polacek <polacek@redhat.com>
2830 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
2833 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
2835 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
2837 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
2838 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
2839 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
2841 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2844 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
2845 in big-endian mode when they are not a single duplicated value.
2847 2017-01-20 Richard Biener <rguenther@suse.de>
2849 * BASE-VER: Bump to 7.0.1.
2851 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
2853 * omp-low.c (omplow_simd_context): New struct. Use it...
2854 (lower_rec_simd_input_clauses): ...here and...
2855 (lower_rec_input_clauses): ...here to hold common data. Adjust all
2856 references to idx, lane, max_vf, is_simt.
2858 2017-01-20 Graham Markall <graham.markall@embecosm.com>
2860 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
2863 2017-01-20 Martin Jambor <mjambor@suse.cz>
2865 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
2866 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
2868 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
2869 (GTFILES): Rename hsa.c to hsa-common.c.
2870 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
2871 * hsa-dump.c: Likewise.
2872 * hsa-gen.c: Likewise.
2873 * hsa-regalloc.c: Likewise.
2874 * ipa-hsa.c: Likewise.
2875 * omp-expand.c: Likewise.
2876 * omp-low.c: Likewise.
2877 * toplev.c: Likewise.
2879 2017-01-20 Marek Polacek <polacek@redhat.com>
2882 * doc/invoke.texi: Document -Wduplicated-branches.
2883 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
2884 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
2885 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
2886 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
2887 return 0 only when not OEP_LEXICOGRAPHIC.
2888 (fold_build_cleanup_point_expr): Use the expression
2889 location when building CLEANUP_POINT_EXPR.
2890 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
2891 * tree.c (add_expr): Handle error_mark_node.
2893 2017-01-20 Martin Liska <mliska@suse.cz>
2896 * tree-profile.c (init_ic_make_global_vars): Do not call
2898 (gimple_init_gcov_profiler): Likewise.
2900 2017-01-20 Martin Liska <mliska@suse.cz>
2903 * cgraph.h (maybe_create_reference): Remove argument and
2905 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
2907 * ipa-cp.c (create_specialized_node): Likewise.
2908 * symtab.c (symtab_node::maybe_create_reference): Handle
2909 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
2911 2017-01-20 Martin Liska <mliska@suse.cz>
2913 * read-rtl-function.c (function_reader::create_function): Use
2914 build_decl instread of build_decl_stat.
2916 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
2918 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
2919 * config/i386/avx512dqintrin.h: Ditto.
2920 * config/i386/avx512fintrin.h: Ditto.
2921 * config/i386/i386-builtin-types.def: Add new types.
2922 * gcc/config/i386/i386.c: Handle new types.
2923 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
2924 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
2925 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
2926 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
2927 (__builtin_ia32_kshiftridi): New.
2928 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
2930 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
2934 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
2935 define to rs6000_init_stack_protect_guard.
2936 (rs6000_init_stack_protect_guard): New function.
2938 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
2939 Yunqiang Su <yunqiang.su@imgtec.com>
2941 * config.gcc (supported_defaults): Add madd4.
2942 (with_madd4): Add validation.
2943 (all_defaults): Add madd4.
2944 * config/mips/mips.opt (mmadd4): New option.
2945 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2947 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
2949 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
2950 (ISA_HAS_FUSED_MADD4): Likewise.
2951 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
2952 * gcc/doc/install.texi (--with-madd4): Document the new option.
2954 2017-01-19 Jiong Wang <jiong.wang@arm.com>
2956 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
2957 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
2958 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
2959 (aarch64_init_pauth_hint_builtins): New.
2960 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
2961 (aarch64_expand_builtin): Expand new builtins.
2963 2017-01-19 Jiong Wang <jiong.wang@arm.com>
2965 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
2966 * combine-stack-adj.c (no_unhandled_cfa): Handle
2967 REG_CFA_TOGGLE_RA_MANGLE.
2968 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
2969 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
2970 info for return address signing.
2971 (aarch64_expand_epilogue): Likewise.
2973 2017-01-19 Jiong Wang <jiong.wang@arm.com>
2975 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
2976 * config/aarch64/aarch64-protos.h
2977 (aarch64_return_address_signing_enabled): New declaration.
2978 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
2980 (aarch64_expand_prologue): Sign return address before it's pushed onto
2982 (aarch64_expand_epilogue): Authenticate return address fetched from
2984 (aarch64_override_options): Sanity check for ILP32 and ISA level.
2985 (aarch64_attributes): New function attributes for "sign-return-address".
2986 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
2987 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
2988 ("*do_return"): Generate combined instructions according to key index.
2989 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
2990 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
2992 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
2993 * config/aarch64/aarch64.opt (msign-return-address=): New.
2994 * doc/extend.texi (AArch64 Function Attributes): Documents
2995 "sign-return-address=".
2996 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
2998 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
3000 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
3001 overall option summary.
3003 2017-01-19 Jiong Wang <jiong.wang@arm.com>
3005 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
3006 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
3007 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
3008 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
3010 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
3012 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
3013 -mpower9-minmax by default for -mcpu=power9.
3014 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
3015 128-bit floating point.
3017 2017-01-20 Alan Modra <amodra@gmail.com>
3019 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
3020 optimizing for size.
3022 2017-01-20 Alan Modra <amodra@gmail.com>
3025 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
3026 for strcmp and strncmp from corresponding builtin decl.
3028 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
3030 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
3031 instead of i386/rtems-64.h.
3032 * config/i386/rtems-64.h: Remove.
3034 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
3038 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
3040 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
3042 2017-01-19 Tamar Christina <tamar.christina@arm.com>
3044 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
3045 Change int to HOST_WIDE_INT.
3046 * config/aarch64/aarch64-protos.h
3047 (aarch64_simd_gen_const_vector_dup): Likewise.
3048 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
3050 2017-01-19 David Malcolm <dmalcolm@redhat.com>
3052 * langhooks-def.h (lhd_type_for_size): New decl.
3053 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
3054 * langhooks.c (lhd_type_for_size): New function, taken from
3057 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
3059 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
3060 define_bypass for CR latency.
3061 (power9-cracked-alu): Update bypass latency and remove power9-branch.
3062 (power9-alu2): Add define_bypass for CR latency.
3064 (power9-mul): Update insn latency.
3065 (power9-mul-compare): Update insn latency, bypass latency and remove
3068 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3070 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
3072 * config/aarch64/aarch64.md
3073 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
3074 aarch64_nopcrelative_literal_loads.
3075 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
3077 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
3079 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
3081 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
3083 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
3086 * config.gcc (supported_defaults): Add lxc1-sxc1.
3087 (with_lxc1_sxc1): Add validation.
3088 (all_defaults): Add lxc1-sxc1.
3089 * config/mips/mips.opt (mlxc1-sxc1): New option.
3090 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3092 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
3093 __mips_no_lxc1_sxc1.
3094 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
3095 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
3096 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
3098 2017-01-19 Richard Biener <rguenther@suse.de>
3100 PR tree-optimization/72488
3101 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
3102 sure to restore SSA info.
3103 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
3105 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
3107 PR rtl-optimization/79121
3108 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
3109 of the inner type when shifting an extended value.
3111 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
3114 * symtab.c (symtab_node::equal_address_to): Fix comparing of
3115 interposable aliases.
3117 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
3120 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
3121 Use the evmergelohi instruction.
3122 (mov_si<mode>_e500_subreg4_2_le): Likewise.
3123 (mov_sitf_e500_subreg8_2_be): Likewise.
3124 (mov_sitf_e500_subreg12_2_le): Likewise.
3125 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
3126 (mov_si<mode>_e500_subreg4_2_be): Likewise.
3127 (mov_sitf_e500_subreg8_2_le): Likewise.
3128 (mov_sitf_e500_subreg12_2_be): Likewise.
3130 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3132 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
3133 attribute from vecsimple to vecperm.
3134 (altivec_vbpermq2): Likewise.
3136 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3139 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
3141 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3142 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
3143 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
3144 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
3145 case where N arg is SIZE_MAX.
3146 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
3147 (cmpstrsi): Add pattern.
3149 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3151 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3152 __builtin_vec_revb builtins.
3153 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
3154 built-in functions to support generation of the ISA 3.0 XXBR<x>
3155 vector byte reverse instructions.
3156 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
3157 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
3158 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
3159 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
3160 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
3161 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
3162 (P9V_BUILTIN_VEC_REVB): Likewise.
3163 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
3164 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
3165 (p9_xxbrq_v16qi): Likewise.
3166 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
3167 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
3168 (p9_xxbrh_v8hi): Likewise.
3169 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
3170 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
3171 vec_revb built-in functions.
3173 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
3175 PR rtl-optimization/78952
3176 * config/i386/i386.md (any_extract): New code iterator.
3177 (*insvqi_2): Use any_extract for source operand.
3178 (*insvqi_3): Use any_shiftrt for source operand.
3180 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
3182 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
3184 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
3186 2017-01-18 Matthias Klose <doko@ubuntu.com>
3188 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
3190 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3192 * config/rs6000/altivec.h (vec_bperm): Change #define.
3193 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
3194 (altivec_vbpermq2): New define_insn.
3195 (altivec_vbpermd): Likewise.
3196 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
3198 (VBPERMD): Likewise.
3199 (VBPERM): New polymorphic function interface.
3200 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
3201 Add entries for P9V_BUILTIN_VEC_VBPERM.
3202 * doc/extend.texi: Add interfaces for vec_bperm.
3204 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3206 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
3207 first letter of error messages.
3208 (s390_resolve_overloaded_builtin): Likewise.
3209 * config/s390/s390.c (s390_expand_builtin): Likewise.
3210 (s390_invalid_arg_for_unprototyped_fn): Likewise.
3211 (s390_valid_target_attribute_inner_p): Likewise.
3212 * config/s390/s390.md ("tabort"): Likewise.
3214 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
3216 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
3217 (ISA_AVOID_DIV_HILO): New macro.
3218 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
3219 (ISA_HAS_DDIV): Likewise.
3221 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
3223 * doc/invoke.texi (fabi-version): Correct number of occurrences.
3225 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
3227 * doc/invoke.texi (fabi-version): Spelling fix.
3229 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
3232 * doc/invoke.texi (fabi-version): Mention mangling fix for
3235 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
3238 * doc/invoke.texi (fabi-version): Document discriminator mangling.
3240 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
3243 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
3244 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
3246 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
3248 (stack_protect_test): Ditto.
3249 * config/rs6000/rs6000.opt (mstack-protector-guard=,
3250 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
3252 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
3253 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
3254 -mstack-protector-guard-offset=.
3255 (RS/6000 and PowerPC Options): Ditto.
3257 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
3259 * config/i386/i386.h (MASK_CLASS_P): New define.
3260 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
3261 there are no registers from different register sets also when
3262 mask registers are used. Update function comment.
3263 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
3264 to (*k/*r) and (*k/*km) alternatives.
3266 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
3268 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
3269 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
3270 (EH_RETURN_HANDLER_RTX): New define.
3271 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
3272 Force frame pointer in EH return functions.
3273 (aarch64_expand_epilogue): Add barrier for eh_return.
3274 (aarch64_final_eh_return_addr): Remove.
3275 (aarch64_eh_return_handler_rtx): New function.
3276 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
3278 (aarch64_eh_return_handler_rtx): New prototype.
3280 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3282 * config/rs6000/altivec.h (vec_rlmi): New #define.
3283 (vec_vrlnm): Likewise.
3284 (vec_rlnm): Likewise.
3285 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
3286 (UNSPEC_VRLNM): Likewise.
3287 (VIlong): New mode iterator.
3288 (altivec_vrl<VI_char>mi): New define_insn.
3289 (altivec_vrl<VI_char>nm): Likewise.
3290 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
3293 (RLNM): New polymorphic function entry.
3294 (VRLWMI): New monomorphic function entry.
3296 (RLMI): New polymorphic function entry.
3297 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
3298 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
3299 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
3302 2017-01-17 Jakub Jelinek <jakub@redhat.com>
3305 * dwarf2out.c (field_byte_offset): Restore the
3306 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
3307 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
3308 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
3311 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
3314 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
3316 2017-01-17 Jakub Jelinek <jakub@redhat.com>
3319 * dwarf2out.c (add_data_member_location_attribute): For constant
3320 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
3321 instead of DW_AT_data_member_location, DW_AT_bit_offset and
3322 DW_AT_byte_size attributes.
3324 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
3326 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
3327 after forcing to constant memory when the code model is medium.
3329 2017-01-17 Julia Koval <julia.koval@intel.com>
3332 * config/i386/avx512fintrin.h
3333 (_mm512_i32gather_ps): Change __addr type to void const*.
3334 (_mm512_mask_i32gather_ps): Ditto.
3335 (_mm512_i32gather_pd): Ditto.
3336 (_mm512_mask_i32gather_pd): Ditto.
3337 (_mm512_i64gather_ps): Ditto.
3338 (_mm512_mask_i64gather_ps): Ditto.
3339 (_mm512_i64gather_pd): Ditto.
3340 (_mm512_mask_i64gather_pd): Ditto.
3341 (_mm512_i32gather_epi32): Ditto.
3342 (_mm512_mask_i32gather_epi32): Ditto.
3343 (_mm512_i32gather_epi64): Ditto.
3344 (_mm512_mask_i32gather_epi64): Ditto.
3345 (_mm512_i64gather_epi32): Ditto.
3346 (_mm512_mask_i64gather_epi32): Ditto.
3347 (_mm512_i64gather_epi64): Ditto.
3348 (_mm512_mask_i64gather_epi64): Ditto.
3349 (_mm512_i32scatter_ps): Change __addr type to void*.
3350 (_mm512_mask_i32scatter_ps): Ditto.
3351 (_mm512_i32scatter_pd): Ditto.
3352 (_mm512_mask_i32scatter_pd): Ditto.
3353 (_mm512_i64scatter_ps): Ditto.
3354 (_mm512_mask_i64scatter_ps): Ditto.
3355 (_mm512_i64scatter_pd): Ditto.
3356 (_mm512_mask_i64scatter_pd): Ditto.
3357 (_mm512_i32scatter_epi32): Ditto.
3358 (_mm512_mask_i32scatter_epi32): Ditto.
3359 (_mm512_i32scatter_epi64): Ditto.
3360 (_mm512_mask_i32scatter_epi64): Ditto.
3361 (_mm512_i64scatter_epi32): Ditto.
3362 (_mm512_mask_i64scatter_epi32): Ditto.
3363 (_mm512_i64scatter_epi64): Ditto.
3364 (_mm512_mask_i64scatter_epi64): Ditto.
3365 * config/i386/avx512pfintrin.h
3366 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
3367 (_mm512_mask_prefetch_i32gather_ps): Ditto.
3368 (_mm512_mask_prefetch_i64gather_pd): Ditto.
3369 (_mm512_mask_prefetch_i64gather_ps): Ditto.
3370 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
3371 (_mm512_prefetch_i32scatter_ps): Ditto.
3372 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
3373 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
3374 (_mm512_prefetch_i64scatter_pd): Ditto.
3375 (_mm512_prefetch_i64scatter_ps): Ditto.
3376 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
3377 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
3378 * config/i386/avx512vlintrin.h
3379 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
3380 (_mm_mmask_i32gather_ps): Ditto.
3381 (_mm256_mmask_i32gather_pd): Ditto.
3382 (_mm_mmask_i32gather_pd): Ditto.
3383 (_mm256_mmask_i64gather_ps): Ditto.
3384 (_mm_mmask_i64gather_ps): Ditto.
3385 (_mm256_mmask_i64gather_pd): Ditto.
3386 (_mm_mmask_i64gather_pd): Ditto.
3387 (_mm256_mmask_i32gather_epi32): Ditto.
3388 (_mm_mmask_i32gather_epi32): Ditto.
3389 (_mm256_mmask_i32gather_epi64): Ditto.
3390 (_mm_mmask_i32gather_epi64): Ditto.
3391 (_mm256_mmask_i64gather_epi32): Ditto.
3392 (_mm_mmask_i64gather_epi32): Ditto.
3393 (_mm256_mmask_i64gather_epi64): Ditto.
3394 (_mm_mmask_i64gather_epi64): Ditto.
3395 (_mm256_i32scatter_ps): Change __addr type to void*.
3396 (_mm256_mask_i32scatter_ps): Ditto.
3397 (_mm_i32scatter_ps): Ditto.
3398 (_mm_mask_i32scatter_ps): Ditto.
3399 (_mm256_i32scatter_pd): Ditto.
3400 (_mm256_mask_i32scatter_pd): Ditto.
3401 (_mm_i32scatter_pd): Ditto.
3402 (_mm_mask_i32scatter_pd): Ditto.
3403 (_mm256_i64scatter_ps): Ditto.
3404 (_mm256_mask_i64scatter_ps): Ditto.
3405 (_mm_i64scatter_ps): Ditto.
3406 (_mm_mask_i64scatter_ps): Ditto.
3407 (_mm256_i64scatter_pd): Ditto.
3408 (_mm256_mask_i64scatter_pd): Ditto.
3409 (_mm_i64scatter_pd): Ditto.
3410 (_mm_mask_i64scatter_pd): Ditto.
3411 (_mm256_i32scatter_epi32): Ditto.
3412 (_mm256_mask_i32scatter_epi32): Ditto.
3413 (_mm_i32scatter_epi32): Ditto.
3414 (_mm_mask_i32scatter_epi32): Ditto.
3415 (_mm256_i32scatter_epi64): Ditto.
3416 (_mm256_mask_i32scatter_epi64): Ditto.
3417 (_mm_i32scatter_epi64): Ditto.
3418 (_mm_mask_i32scatter_epi64): Ditto.
3419 (_mm256_i64scatter_epi32): Ditto.
3420 (_mm256_mask_i64scatter_epi32): Ditto.
3421 (_mm_i64scatter_epi32): Ditto.
3422 (_mm_mask_i64scatter_epi32): Ditto.
3423 (_mm256_i64scatter_epi64): Ditto.
3424 (_mm256_mask_i64scatter_epi64): Ditto.
3425 (_mm_i64scatter_epi64): Ditto.
3426 (_mm_mask_i64scatter_epi64): Ditto.
3427 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
3428 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
3429 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
3430 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
3431 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
3432 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
3433 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
3434 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
3435 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
3436 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
3437 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
3438 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
3439 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
3440 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
3441 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
3442 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
3443 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
3444 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
3445 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
3446 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
3447 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
3448 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
3449 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
3450 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
3451 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
3452 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
3453 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
3454 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
3455 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
3456 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
3457 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
3458 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
3459 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
3460 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
3461 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
3462 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
3463 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
3464 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
3465 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
3466 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
3467 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
3468 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
3469 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
3470 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
3471 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
3472 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
3473 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
3474 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
3475 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
3476 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
3477 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
3478 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
3479 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
3480 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
3481 definitions accordingly.
3483 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
3484 Kuan-Lin Chen <kuanlinchentw@gmail.com>
3487 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
3490 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
3493 * ira-conflicts.c (ira_build_conflicts): Update total conflict
3494 hard regs for inner regno.
3496 2017-01-17 Martin Liska <mliska@suse.cz>
3499 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
3500 assumption and add comment.
3502 2017-01-17 Nathan Sidwell <nathan@acm.org>
3504 * ipa-visibility.c (localize_node): New function, broken out of ...
3505 (function_and_variable_visibility): ... here. Call it.
3507 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
3510 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
3511 correctly set frequency of oudgoing edge.
3512 (duplicate_thread_path): Fix profile updating.
3514 2017-01-17 Jakub Jelinek <jakub@redhat.com>
3517 * configure.ac: Add GCC_BASE_VER.
3518 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
3519 version from BASE-VER file.
3520 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
3521 (gcc.o): Depend on $(BASEVER).
3522 * common.opt (dumpfullversion): New option.
3523 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
3524 * doc/invoke.texi: Document -dumpfullversion.
3525 * doc/install.texi: Document --with-gcc-major-version-only.
3526 * configure: Regenerated.
3528 2017-01-17 Richard Biener <rguenther@suse.de>
3530 PR tree-optimization/71433
3531 * tree-vrp.c (register_new_assert_for): Merge same asserts
3532 on all incoming edges.
3533 (process_assert_insertions_for): Handle insertions at the
3536 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
3538 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
3539 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
3541 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
3544 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
3547 2017-01-17 Alan Modra <amodra@gmail.com>
3550 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
3551 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
3552 symbolic stack limit when pic.
3554 2017-01-16 Martin Sebor <msebor@redhat.com>
3556 PR tree-optimization/78608
3557 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
3559 2017-01-16 Jeff Law <law@redhat.com>
3562 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
3563 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
3564 for several include directories that may be relative to sysroot.
3565 * config/i386/x-mingw32 (gplus_includedir): Define.
3566 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
3567 (native_system_includedir): Likewise.
3568 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
3569 override if TARGET_SYSTEM_ROOT is defined.
3570 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
3572 PR tree-optimization/79090
3573 PR tree-optimization/33562
3574 PR tree-optimization/61912
3575 PR tree-optimization/77485
3576 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
3577 and computed trims into the dump file.
3579 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
3581 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
3583 2017-01-16 Jakub Jelinek <jakub@redhat.com>
3586 * gimplify.c (gimplify_init_constructor): If want_value and
3587 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
3591 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
3592 sequence. Formatting fixes.
3593 (doloop_optimize): Formatting fixes.
3596 * gcc.c (debug_level_greater_than_spec_func): New function.
3597 (static_spec_functions): Add debug-level-gt spec function.
3598 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
3600 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
3601 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
3602 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
3603 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
3604 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
3605 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
3607 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
3609 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
3610 QImode fixups to general and mask registers only.
3612 2017-01-16 Carl Love <cel@us.ibm.com>
3614 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
3615 for built-in functions
3616 vector signed char vec_nabs (vector signed char)
3617 vector signed short vec_nabs (vector signed short)
3618 vector signed int vec_nabs (vector signed int)
3619 vector signed long long vec_nabs (vector signed long long)
3620 vector float vec_nabs (vector float)
3621 vector double vec_nabs (vector double)
3622 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
3624 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
3625 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
3626 * doc/extend.texi: Update the documentation file for the new built-in
3629 2017-01-16 Martin Sebor <msebor@redhat.com>
3631 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
3634 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3636 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
3637 UNSPEC_VSX__XXSPLTD to require special splat handling.
3639 2017-01-16 David Malcolm <dmalcolm@redhat.com>
3642 * system.h: Poison strndup.
3644 2017-01-16 Alan Modra <amodra@gmail.com>
3647 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
3650 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
3652 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
3654 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
3656 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
3657 call recog here. Assert that INSN_CODE (insn) is non-negative.
3659 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
3662 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
3664 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
3665 in the currently scheduled RTL fragment.
3667 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
3669 PR rtl-optimization/78751
3670 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
3673 2017-01-14 Jeff Law <law@redhat.com>
3675 PR tree-optimization/79090
3676 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
3677 variable length stores.
3678 (compute_trims): Delete dead assignment to *trim_tail.
3679 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
3682 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
3684 PR rtl-optimization/78626
3685 PR rtl-optimization/78727
3686 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
3687 of a block, and split such blocks after everything else is finished.
3689 2017-01-14 Alan Modra <amodra@gmail.com>
3692 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
3693 target legitimate_combined_insn.
3694 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
3695 (rs6000_legitimate_combined_insn): New function.
3696 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
3698 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
3699 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
3700 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
3702 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
3704 * doc/frontends.texi (G++ and GCC): Remove references to Java.
3706 2017-01-13 Jeff Law <law@redhat.com>
3708 PR tree-optimization/33562
3709 PR tree-optimization/61912
3710 PR tree-optimization/77485
3711 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
3713 (delete_dead_assignment): Likewise.
3714 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
3715 statement to delete_dead_call and delete_dead_assignment.
3717 2017-01-13 David Malcolm <dmalcolm@redhat.com>
3720 * substring-locations.c (format_warning_va): Strengthen case 1 so
3721 that both endpoints of the substring must be within the format
3722 range for just the substring to be printed.
3724 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
3726 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
3727 * config/i386/i386.c (ix86_target_string): Add missing options
3728 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
3729 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
3730 flags_other and ix86_target_other to flags2_other. Display unknown
3732 (ix86_valid_target_attribute_inner_p): Add missing options and
3733 reorder options by implied ISAs, as in ix86_target_string.
3735 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
3737 * hash-table.h (hash_table::too_empty_p): New function.
3738 (hash_table::expand): Use it.
3739 (hash_table::traverse): Likewise.
3740 (hash_table::empty_slot): Use sizeof (value_type) instead of
3741 sizeof (PTR) to convert bytes to elements. Shrink the table
3742 if the current size is excessive for the current number of
3745 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
3747 * ira-costs.c (record_reg_classes): Break from the inner loop
3748 early once alt_fail is known to be true. Update outer loop
3749 handling accordingly.
3751 2017-01-13 Jeff Law <law@redhat.com>
3753 * tree-ssa-dse.c (decrement_count): New function.
3754 (increment_start_addr, maybe_trim_memstar_call): Likewise.
3755 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
3756 when we know the partially dead statement is a mem* function.
3758 PR tree-optimization/61912
3759 PR tree-optimization/77485
3760 * tree-ssa-dse.c: Include expr.h.
3761 (maybe_trim_constructor_store): New function.
3762 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
3764 PR tree-optimization/33562
3765 PR tree-optimization/61912
3766 PR tree-optimization/77485
3767 * doc/invoke.texi: Document new dse-max-object-size param.
3768 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
3769 * tree-ssa-dse.c: Include params.h.
3770 (dse_store_status): New enum.
3771 (initialize_ao_ref_for_dse): New, partially extracted from
3773 (valid_ao_ref_for_dse, normalize_ref): New.
3774 (setup_live_bytes_from_ref, compute_trims): Likewise.
3775 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
3776 (maybe_trim_partially_dead_store): Likewise.
3777 (maybe_trim_complex_store): Likewise.
3778 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
3779 Track what bytes live from the original store. Return tri-state
3780 for dead, partially dead or live.
3781 (dse_dom_walker): Add constructor, destructor and new private members.
3782 (delete_dead_call, delete_dead_assignment): New extracted from
3784 (dse_optimize_stmt): Make a member of dse_dom_walker.
3785 Use initialize_ao_ref_for_dse.
3787 PR tree-optimization/33562
3788 PR tree-optimization/61912
3789 PR tree-optimization/77485
3790 * sbitmap.h (bitmap_count_bits): Prototype.
3791 (bitmap_clear_range, bitmap_set_range): Likewise.
3792 * sbitmap.c (bitmap_clear_range): New function.
3793 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
3795 2017-01-13 Martin Liska <mliska@suse.cz>
3798 * function.c (set_cfun): Add new argument force.
3799 * function.h (set_cfun): Likewise.
3800 * ipa-inline-transform.c (inline_call): Use the function when
3801 strict alising from is dropped for function we inline to.
3803 2017-01-13 Richard Biener <rguenther@suse.de>
3805 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
3806 for dumping GIMPLE INTEGER_CSTs.
3808 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3810 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
3811 to 201112L since C++17.
3813 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
3816 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
3817 if -fsanitize=kernel-address is present.
3819 2017-01-13 Richard Biener <rguenther@suse.de>
3821 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
3822 as _Literal ( type ) number in case usual suffixes do not
3823 preserve all information.
3825 2017-01-13 Richard Biener <rguenther@suse.de>
3827 PR tree-optimization/77283
3828 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
3829 and ssa-iterators.h.
3830 (is_feasible_trace): Implement a cost model based on joiner
3833 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3836 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
3837 char or short to __float128/_Float128 directly.
3839 2017-01-12 Martin Sebor <msebor@redhat.com>
3841 to -Wformat-overflow.
3842 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
3843 (min_bytes_remaining): Same.
3844 (get_string_length): Same.
3845 (format_string): Same.
3846 (format_directive): Same.
3848 (pass_sprintf_length::handle_gimple_call): Same.
3850 2017-01-12 Jakub Jelinek <jakub@redhat.com>
3852 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
3853 info.nowrite calls with no lhs that can't throw. Return bool
3854 whether gsi_remove has been called or not.
3855 (pass_sprintf_length::handle_gimple_call): Return bool whether
3856 try_substitute_return_value called gsi_remove. Formatting fix.
3857 (pass_sprintf_length::execute): Don't use gsi_remove if
3858 handle_gimple_call returned true.
3861 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
3862 be removed due to side-effects, don't remove following barrier nor
3863 turn the successor edge into fallthru edge.
3865 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3868 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
3869 element-reversing loads and stores as not swappable.
3871 2017-01-12 Nathan Sidwell <nathan@acm.org>
3872 Nicolai Stange <nicstange@gmail.com>
3874 * combine.c (try_combine): Don't ignore result of overlap checking
3875 loop. Combine overlap & asm check into single loop.
3877 2017-01-12 Richard Biener <rguenther@suse.de>
3879 * tree-pretty-print.c (dump_generic_node): Provide -gimple
3880 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
3882 2017-01-12 Richard Biener <rguenther@suse.de>
3884 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
3885 and TS_TARGET_OPTION directly derive from TS_BASE.
3886 * tree-core.h (tree_optimization_option): Derive from tree_base.
3887 (tree_target_option): Likewise.
3889 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
3891 * config/i386/i386.c (memory_address_length): Increase len
3892 only when rip_relative_addr_p returns false.
3894 2017-01-11 Julia Koval <julia.koval@intel.com>
3896 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
3897 (OPTION_MASK_ISA_SGX_SET): New.
3898 (ix86_handle_option): Handle OPT_msgx.
3899 * config.gcc: Added sgxintrin.h.
3900 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
3901 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
3902 * config/i386/i386.c (ix86_target_string): Add -msgx.
3904 (ix86_option_override_internal): Handle new options.
3905 (ix86_valid_target_attribute_inner_p): Add sgx.
3906 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
3907 * config/i386/i386.opt: Add msgx.
3908 * config/i386/sgxintrin.h: New file.
3909 * config/i386/x86intrin.h: Add sgxintrin.h.
3911 2017-01-11 Jakub Jelinek <jakub@redhat.com>
3914 * fold-const.c (maybe_nonzero_address): Return 1 for function
3916 (tree_single_nonzero_warnv_p): Don't handle function local objects
3920 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
3923 2017-01-11 David Malcolm <dmalcolm@redhat.com>
3926 * opts.c: Include "spellcheck.h"
3927 (struct string_fragment): New struct.
3928 (struct edit_distance_traits<const string_fragment &>): New
3930 (get_closest_sanitizer_option): New function.
3931 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
3933 2017-01-11 Jakub Jelinek <jakub@redhat.com>
3935 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
3937 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
3938 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
3939 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
3940 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
3941 for initial die_offset if dwarf_split_debug_info.
3942 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
3943 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
3945 (output_skeleton_debug_sections): Formatting fix. Use
3946 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
3947 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
3949 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
3951 * config/arm/cortex-a53.md: Add bypasses for
3953 (cortex_a53_r2f): Only use for transfers.
3954 (cortex_a53_f2r): Likewise.
3955 (cortex_a53_r2f_cvt): Add reservation for conversions.
3956 (cortex_a53_f2r_cvt): Likewise.
3958 2017-01-11 Tamar Christina <tamar.christina@arm.com>
3960 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
3961 to all inlined functions, change static to extern.
3963 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
3966 * config/arm/arm.c (legitimize_pic_address): Handle reference to
3968 (arm_assemble_integer): Likewise.
3970 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
3972 * config.gcc: Use new awk script to check CPU, FPU and architecture
3973 parameters for --with-... options.
3974 * config/arm/parsecpu.awk: New file
3975 * config/arm/arm-cpus.in: New file.
3976 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
3978 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
3980 * config/arm/t-arm: Update dependency rules.
3981 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
3982 of processing .def files.
3983 * config/arm/genopt.sh: Deleted.
3984 * config/arm/gentune.sh: Deleted.
3985 * config/arm/arm-cores.def: Deleted.
3986 * config/arm/arm-arches.def: Deleted.
3987 * config/arm/arm-fpus.def: Deleted.
3988 * config/arm/arm-tune.md: Regenerated.
3989 * config/arm/arm-tables.opt: Regenerated.
3990 * config/arm/arm-cpu.h: New generated file.
3991 * config/arm/arm-cpu-data.h: New generated file.
3992 * config/arm/arm-cpu-cdata.h: New generated file.
3994 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
3997 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
3999 (input_varpool_node): Unpack dynamically_initialized bit.
4001 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
4003 PR rtl-optimization/79032
4004 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
4005 the alignment of the adjusted memory reference against that of MODE,
4006 instead of the alignment of the original memory reference.
4008 2017-01-11 Martin Jambor <mjambor@suse.cz>
4010 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
4012 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
4013 decorated functions.
4015 2017-01-11 Richard Biener <rguenther@suse.de>
4017 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
4018 set range/nonnull info for PHI results. Do not set it on
4019 stmts marked for removal.
4021 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
4023 * expr.c (store_field): In the bitfield case, fetch the return value
4024 from the registers before applying a single big-endian adjustment.
4025 Always do a final load for a BLKmode value not larger than a word.
4027 2017-01-10 David Malcolm <dmalcolm@redhat.com>
4030 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
4031 that we correctly handle column numbers greater than
4032 LINE_MAP_MAX_COLUMN_NUMBER.
4034 2017-01-10 Martin Sebor <msebor@redhat.com>
4037 * gimple-ssa-sprintf.c (get_destination_size): Call
4038 {init,fini}object_sizes.
4039 * tree-object-size.c (addr_object_size): Adjust.
4040 (pass_through_call): Adjust.
4041 (pass_object_sizes::execute): Adjust.
4042 * tree-object-size.h (fini_object_sizes): Declare.
4044 2017-01-10 Martin Sebor <msebor@redhat.com>
4046 PR tree-optimization/78775
4047 * builtins.c (get_size_range): Move...
4048 * calls.c: ...to here.
4049 (alloc_max_size): Accept zero argument.
4050 (operand_signed_p): Remove.
4051 (maybe_warn_alloc_args_overflow): Call get_size_range.
4052 * calls.h (get_size_range): Declare.
4054 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
4056 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
4057 from TI's devices.csv file as of September 2016.
4058 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
4060 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
4062 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
4063 * doc/invoke.texi: Likewise.
4064 * doc/md.texi: Likewise.
4065 * doc/objc.texi: Likewise.
4067 2017-01-10 Joshua Conner <joshconner@google.com>
4069 * config/arm/fuchsia-elf.h: New file.
4070 * config/fuchsia.h: New file.
4071 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
4072 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
4074 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
4076 2016-01-10 Richard Biener <rguenther@suse.de>
4078 PR tree-optimization/79034
4079 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
4080 Propagate out degenerate PHIs in the joiner.
4082 2017-01-10 Martin Liska <mliska@suse.cz>
4084 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
4085 (sort_congruence_classes_by_decl_uid): Likewise.
4086 (sort_congruence_class_groups_by_decl_uid): Likewise.
4087 (sem_item_optimizer::merge_classes): Sort class, groups in these
4088 classes and members in the groups by DECL_UID of declarations.
4089 This would make merge operations stable.
4091 2017-01-10 Martin Liska <mliska@suse.cz>
4093 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
4094 usage of m_classes_vec.
4095 (sem_item_optimizer::~sem_item_optimizer): Likewise.
4096 (sem_item_optimizer::get_group_by_hash): Likewise.
4097 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
4098 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
4099 (sem_item_optimizer::verify_classes): Likewise.
4100 (sem_item_optimizer::process_cong_reduction): Likewise.
4101 (sem_item_optimizer::dump_cong_classes): Likewise.
4102 (sem_item_optimizer::merge_classes): Likewise.
4103 * ipa-icf.h (congruence_class_hash): Rename from
4104 congruence_class_group_hash. Remove declaration of m_classes_vec.
4106 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
4108 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
4109 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
4110 * config.gcc: Add avx512vpopcntdqintrin.h.
4111 * config/i386/avx512vpopcntdqintrin.h: New.
4112 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
4113 * config/i386/i386-builtin-types.def: Add new types.
4114 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
4115 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
4116 __builtin_ia32_vpopcountq_v8di_mask): New.
4117 * config/i386/i386-c.c (ix86_target_macros_internal): Define
4118 __AVX512VPOPCNTDQ__.
4119 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
4120 (PTA_AVX512VPOPCNTDQ): Define.
4121 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
4122 TARGET_AVX512VPOPCNTDQ_P): Define.
4123 * config/i386/i386.opt: Add mavx512vpopcntdq.
4124 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
4125 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
4127 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
4130 * predict.def (PRED_CALL): Set to 67.
4132 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
4134 * expr.c (store_field): In the bitfield case, if the value comes from
4135 a function call and is of an aggregate type returned in registers, do
4136 not modify the field mode; extract the value in all cases if the mode
4137 is BLKmode and the size is not larger than a word.
4139 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
4142 * config/i386/cpuid.h: Fix undefined behavior.
4144 2017-01-04 Jeff Law <law@redhat.com>
4146 PR tree-optimization/79007
4147 PR tree-optimization/67955
4148 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
4149 conservative for pt.null when flag_non_call_exceptions is on.
4151 2017-01-09 Jakub Jelinek <jakub@redhat.com>
4153 PR translation/79019
4154 PR translation/79020
4155 * params.def (PARAM_INLINE_MIN_SPEEDUP,
4156 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
4157 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
4159 * config/avr/avr.opt (maccumulate-args): Likewise.
4160 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
4161 * common.opt (freport-bug): Likewise.
4162 * cif-code.def (CIF_FINAL_ERROR): Likewise.
4163 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
4164 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
4165 translatable string.
4166 * config/i386/i386.c (function_value_32): Likewise.
4167 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
4168 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
4170 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
4171 * common/config/msp430/msp430-common.c (msp430_handle_option):
4173 * symtab.c (symtab_node::verify_base): Likewise.
4174 * opts.c (set_debug_level): Likewise.
4175 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
4176 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4177 missing whitespace to translatable strings.
4178 * config/avr/avr.md (bswapsi2): Fix typo in comment.
4179 * config/sh/superh.h: Likewise.
4180 * config/i386/xopintrin.h: Likewise.
4181 * config/i386/znver1.md: Likewise.
4182 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
4183 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
4184 * double-int.h (struct double_int): Likewise.
4185 * double-int.c (div_and_round_double): Likewise.
4186 * wide-int.cc: Likewise.
4187 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
4188 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
4189 * cfgcleanup.c (crossjumps_occured): Renamed to ...
4190 (crossjumps_occurred): ... this.
4191 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
4194 PR tree-optimization/78899
4195 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
4196 returning bool return struct loop *, NULL for failure and the new
4198 (versionable_outer_loop_p): Don't version outer loop if it has
4199 dont_vectorized bit set.
4200 (tree_if_conversion): When versioning outer loop, ensure
4201 tree_if_conversion is performed also on the inner loop of the
4202 non-vectorizable outer loop copy.
4203 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
4204 LOOP_VECTORIZED in inner loop of the scalar outer loop and
4205 prevent vectorization of it.
4206 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
4207 the outer loop vectorization of the non-scalar version is attempted
4208 before vectorization of the inner loop in scalar version. If
4209 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
4210 vectorization of its inner loop.
4211 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
4212 has 2 inner loops, rename also on edges from bb whose single pred
4213 is outer_loop->header. Fix typo in function comment.
4215 2017-01-09 Martin Sebor <msebor@redhat.com>
4218 * asan.c (asan_emit_stack_protection): Increase local buffer size
4219 to avoid snprintf truncation warning.
4221 2017-01-09 Andrew Pinski <apinski@cavium.com>
4223 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
4224 to reference thunderx2t99 for the tuning structure
4225 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
4227 (thunderx2t99_extra_costs): This.
4228 * config/aarch64/aarch64-tune.md: Regenerate.
4229 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
4230 (vulcan_addrcost_table): This.
4231 (vulcan_regmove_cost): Rename to ...
4232 (thunderx2t99_regmove_cost): This.
4233 (vulcan_vector_cost): Rename to ...
4234 (thunderx2t99_vector_cost): this.
4235 (vulcan_branch_cost): Rename to ...
4236 (thunderx2t99_branch_cost): This.
4237 (vulcan_tunings): Rename to ...
4238 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
4239 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
4241 2017-01-09 Martin Jambor <mjambor@suse.cz>
4245 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
4246 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
4247 (propagate_vr_accross_jump_function): Use the above function for all
4248 value range computations for pass-through jump functions and type
4249 converasion from explicit value range values.
4250 (ipcp_propagate_stage): Do not attempt to deduce types of formal
4251 parameters from TYPE_ARG_TYPES.
4252 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
4253 (ipa_write_node_info): Stream type of the actual argument.
4254 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
4256 2017-01-09 Martin Liska <mliska@suse.cz>
4259 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
4260 (lookup_compiler): Do not show error message with have_E.
4262 2017-01-09 Jakub Jelinek <jakub@redhat.com>
4264 PR tree-optimization/78938
4265 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
4266 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
4267 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
4268 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
4271 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4273 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
4276 2017-01-09 Richard Biener <rguenther@suse.de>
4278 PR tree-optimization/78997
4279 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
4280 name condition properly.
4282 2017-01-09 Richard Biener <rguenther@suse.de>
4285 * dwarf2out.c (is_cxx): New overload with context.
4286 (is_naming_typedef_decl): Use it.
4288 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
4290 * invoke.texi (Option Summary): Correct spacing in option lists
4291 and add line breaks to fix over-long lines.
4293 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
4297 * extend.texi (Common Variable Attributes): Add xref to GCC
4298 Internals manual to explain mode attribute keywords.
4300 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
4303 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
4304 and Preprocessor Options.
4305 (Options for Linking): Document -pthread here....
4306 (RS/6000 and PowerPC Options): ...not here.
4307 (Solaris 2 Options): ...or here.
4308 * doc/cppopts.texi: Document -pthread.
4310 2017-01-08 Martin Sebor <msebor@redhat.com>
4313 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
4314 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
4315 New member functions.
4316 (format_directive): Used them.
4318 (pass_sprintf_length::handle_gimple_call): Same.
4319 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
4320 to avoid truncation for any argument.
4321 (extract_affine_mul): Same.
4322 * tree.c (get_file_function_name): Same.
4324 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
4327 * predict.def (PRED_INDIR_CALL): Set to 86.
4329 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
4331 PR preprocessor/54124
4332 * doc/cppopts.texi: Reformat -d subtable to list the full name
4333 of the options. Add cross-reference to the docs for the general
4334 compiler -d options.
4335 * doc/invoke.texi (Developer Options): Add cross-reference to the
4336 preprocessor-specific -d option documentation.
4338 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
4340 PR preprocessor/13498
4341 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
4342 redudant material, and reflect new command-line options.
4343 (System Headers): Likewise.
4345 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
4347 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
4348 -isystem, and -idirafter. Copy-edit.
4349 * doc/cppopts.texi: Copy-edit. Remove contradiction about
4350 default for -ftrack-macro-expansion. Delete obsolete and
4351 badly-formatted implementation details about -fdebug-cpp output.
4352 * doc/cppwarnopts.texi: Copy-edit.
4354 2017-01-07 David Malcolm <dmalcolm@redhat.com>
4357 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
4358 that the transition from a max line width >= 1<<10 to narrower
4359 lines works correctly.
4361 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
4363 * doc/options.texi (PerFunction): New.
4364 * opt-functions.awk (switch_flags): Map both Optimization and
4365 PerFunction to CL_OPTIMIZATION.
4366 * opth-gen.awk: Test for PerFunction flag along with
4368 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
4369 it only when the latter is present. Skip those that don't in
4370 the hash function generator.
4371 * common.opt (fvar-tracking): Mark as PerFunction instead of
4373 (fvar-tracking-assignments): Likewise.
4374 (fvar-tracking-assignments-toggle): Likewise.
4375 (fvar-tracking-uninit): Likewise.
4377 2017-01-07 Jakub Jelinek <jakub@redhat.com>
4379 PR translation/79018
4380 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
4383 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
4386 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
4387 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
4388 TARGET_LONG_JUMP_TABLE_OFFSETS.
4389 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
4390 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
4391 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
4392 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
4393 * config/m68k/m68k.md (tablejump expander): Likewise.
4394 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
4395 TARGET_LONG_JUMP_TABLE_OFFSETS.
4396 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
4397 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
4399 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
4400 David Holsgrove <david.holsgrove@xilinx.com>
4402 * common/config/microblaze/microblaze-common.c
4403 (TARGET_EXCEPT_UNWIND_INFO): Remove.
4404 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
4406 * config/microblaze/microblaze.c (microblaze_must_save_register)
4407 (microblaze_expand_epilogue, microblaze_return_addr): Handle
4409 (microblaze_eh_return): New function.
4410 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
4411 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
4412 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
4413 * config/microblaze/microblaze.md (eh_return): New pattern.
4415 2017-01-06 Jakub Jelinek <jakub@redhat.com>
4417 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
4418 GCC_DIAGNOSTIC_STRINGIFY): Define.
4420 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
4422 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
4424 * config/arm/arm.md (<mcrr>): New.
4426 * config/arm/arm.c (arm_arch5te): New.
4427 (arm_option_override): Set arm_arch5te.
4428 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
4430 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
4431 (arm_mcrr_qualifiers): ... this. New.
4432 (MRRC_QUALIFIERS): Define to...
4433 (arm_mrrc_qualifiers): ... this. New.
4434 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
4436 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
4437 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
4438 (MRRCI, mrrc, MRRC): New.
4439 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
4440 VUNSPEC_MRRC2): New.
4442 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
4444 * config/arm/arm.md (<mcr>): New.
4446 * config/arm/arm.c (arm_coproc_builtin_available): Add
4447 support for mcr, mrc, mcr2 and mrc2.
4448 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
4449 (arm_mcr_qualifiers): ... this. New.
4450 (MRC_QUALIFIERS): Define to ...
4451 (arm_mrc_qualifiers): ... this. New.
4452 (MCR_QUALIFIERS): Define to ...
4453 (arm_mcr_qualifiers): ... this. New.
4454 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
4456 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
4457 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
4458 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
4461 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
4463 * config/arm/arm.md (*ldc): New.
4467 * config/arm/arm.c (arm_coproc_builtin_available): Add
4468 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
4469 (arm_coproc_ldc_stc_legitimate_address): New.
4470 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
4471 'qualifier_const_pointer'.
4472 (LDC_QUALIFIERS): Define to...
4473 (arm_ldc_qualifiers): ... this. New.
4474 (STC_QUALIFIERS): Define to...
4475 (arm_stc_qualifiers): ... this. New.
4476 * config/arm/arm-protos.h
4477 (arm_coproc_ldc_stc_legitimate_address): New.
4478 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
4479 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
4480 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
4481 stc2, stcl, stc2l): New.
4482 * config/arm/constraints.md (Uz): New.
4483 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
4484 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
4485 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
4486 VUNSPEC_STC2L): New.
4488 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
4490 * config/arm/arm.md (<cdp>): New.
4491 * config/arm/arm.c (neon_const_bounds): Rename this ...
4492 (arm_const_bounds): ... this.
4493 (arm_coproc_builtin_available): New.
4494 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
4495 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
4496 (CDP_QUALIFIERS): Define to...
4497 (arm_cdp_qualifiers): ... this. New.
4499 (arm_expand_builtin_args): Add case for 6 arguments.
4500 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
4501 (arm_const_bounds): ... this.
4502 (arm_coproc_builtin_available): New.
4503 * config/arm/arm_acle.h (__arm_cdp): New.
4505 * config/arm/arm_acle_builtins.def (cdp): New.
4507 * config/arm/iterators.md (CDPI,CDP,cdp): New.
4508 * config/arm/neon.md: Rename all 'neon_const_bounds' to
4510 * config/arm/types.md (coproc): New.
4511 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
4512 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
4513 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
4514 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
4516 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
4518 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
4519 (UBINOP_QUALIFIERS): New.
4521 (acle_builtin_data): New. Change comment.
4522 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
4523 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
4524 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
4525 arm_acle_builtins.def.
4526 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
4527 (arm_init_acle_builtins): New.
4528 (CRC32_BUILTIN): Remove.
4529 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
4530 crc32cb, crc32ch and crc32cw.
4531 (arm_init_crc32_builtins): Remove.
4532 (arm_init_builtins): Use arm_init_acle_builtins rather
4533 than arm_init_crc32_builtins.
4534 (arm_expand_acle_builtin): New.
4535 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
4536 * config/arm/arm_acle_builtins.def: New.
4538 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
4540 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
4541 (arm_builtin_datum): ... this.
4542 (arm_init_neon_builtin): Rename to ...
4543 (arm_init_builtin): ... this. Add a new parameters PREFIX
4544 and USE_SIG_IN_NAME.
4545 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
4546 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
4547 'arm_builtin_datum'.
4548 (arm_init_vfp_builtins): Likewise.
4549 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
4550 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
4551 (arm_expand_neon_args): Rename to ...
4552 (arm_expand_builtin_args): ... this. Rename builtin_arg
4553 enum values and differentiate between ARG_BUILTIN_MEMORY
4554 and ARG_BUILTIN_NEON_MEMORY.
4555 (arm_expand_neon_builtin_1): Rename to ...
4556 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
4557 values, arm_expand_builtin_args and add bool parameter NEON.
4558 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
4559 (arm_expand_vfp_builtin): Likewise.
4560 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
4562 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
4565 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
4566 * predict.c (tree_estimate_probability_bb): Reverse direction of
4567 polymorphic call predictor.
4569 2017-01-06 David Malcolm <dmalcolm@redhat.com>
4571 * passes.c (execute_one_pass): Split out pass-skipping logic into...
4572 (determine_pass_name_match): ...this new function and...
4573 (should_skip_pass_p): ...this new function.
4575 2017-01-06 Nathan Sidwell <nathan@acm.org>
4577 * ipa-visibility.c (function_and_variable_visibility): Reformat
4578 comments and long lines. Remove extrneous if.
4579 * symtab.c (symtab_node::make_decl_local): Fix code format.
4580 (symtab_node::set_section_for_node): Fix comment typo.
4582 2017-01-06 Martin Liska <mliska@suse.cz>
4585 * lra-constraints.c: Rename invariant to lra_invariant.
4586 * predict.c (set_even_probabilities): Initialize e to NULL.
4588 2017-01-05 Martin Sebor <msebor@redhat.com>
4590 PR tree-optimization/78910
4591 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
4592 (format_integer): Correct off-by-one error in the handling
4593 of precision with negative numbers in signed conversions..
4595 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
4597 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
4599 2017-01-05 Jakub Jelinek <jakub@redhat.com>
4601 PR tree-optimization/71016
4602 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
4603 factor_out_conditional_conversion. Formatting fix.
4604 (factor_out_conditional_conversion): Add cond_stmt argument.
4605 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
4606 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
4609 2017-01-05 David Malcolm <dmalcolm@redhat.com>
4611 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
4612 read-rtl-function.o, and selftest-rtl.o.
4613 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
4614 (selftest::aarch64_test_loading_full_dump): New function.
4615 (selftest::aarch64_run_selftests): New function.
4616 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
4617 selftest::aarch64_run_selftests.
4618 * config/i386/i386.c
4619 (selftest::ix86_test_loading_dump_fragment_1): New function.
4620 (selftest::ix86_test_loading_call_insn): New function.
4621 (selftest::ix86_test_loading_full_dump): New function.
4622 (selftest::ix86_test_loading_unspec): New function.
4623 (selftest::ix86_run_selftests): Call the new functions.
4624 * emit-rtl.c (maybe_set_max_label_num): New function.
4625 * emit-rtl.h (maybe_set_max_label_num): New decl.
4626 * function.c (instantiate_decls): Guard call to
4627 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
4628 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
4630 * gensupport.c (gen_reader::gen_reader): Pass "false"
4631 for new "compact" param of rtx_reader.
4632 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
4633 rather than an empty string for NULL strings.
4634 * read-md.c: Potentially include config.h rather than bconfig.h.
4635 Wrap include of errors.h with #ifdef GENERATOR_FILE.
4636 (have_error): New global, copied from errors.c.
4637 (md_reader::read_name): Rename to...
4638 (md_reader::read_name_1): ...this, adding "out_loc" param,
4639 and converting "missing name or number" to returning false, rather
4641 (md_reader::read_name): Reimplement in terms of read_name_1.
4642 (md_reader::read_name_or_nil): New function.
4643 (md_reader::read_string): Handle "(nil)" by returning NULL.
4644 (md_reader::md_reader): Add new param "compact".
4645 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
4646 (md_reader::read_file): New method.
4647 * read-md.h (md_reader::md_reader): Add new param "compact".
4648 (md_reader::read_file): New method.
4649 (md_reader::is_compact): New accessor.
4650 (md_reader::read_name): Convert return type from void to file_location.
4651 (md_reader::read_name_or_nil): New decl.
4652 (md_reader::read_name_1): New decl.
4653 (md_reader::m_compact): New field.
4654 (noop_reader::noop_reader): Pass "false" for new "compact" param
4656 (rtx_reader::rtx_reader): Add new "compact" param.
4657 (rtx_reader::read_rtx_operand): Make virtual and convert return
4658 type from void to rtx.
4659 (rtx_reader::read_until): New decl.
4660 (rtx_reader::handle_any_trailing_information): New virtual function.
4661 (rtx_reader::postprocess): New virtual function.
4662 (rtx_reader::finalize_string): New virtual function.
4663 (rtx_reader::m_in_call_function_usage): New field.
4664 (rtx_reader::m_reuse_rtx_by_id): New field.
4665 * read-rtl-function.c: New file.
4666 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
4667 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
4668 (selftest::verify_three_block_rtl_cfg): New decl.
4669 * read-rtl-function.h: New file.
4670 * read-rtl.c: Potentially include config.h rather than bconfig.h.
4671 For host, include function.h, memmodel.h, and emit-rtl.h.
4672 (one_time_initialization): New function.
4673 (struct compact_insn_name): New struct.
4674 (compact_insn_names): New array.
4675 (find_code): Handle insn codes in compact dumps.
4676 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
4677 (bind_subst_iter_and_attr): Likewise.
4678 (add_condition_to_string): Likewise.
4679 (add_condition_to_rtx): Likewise.
4680 (apply_attribute_uses): Likewise.
4681 (add_current_iterators): Likewise.
4682 (apply_iterators): Likewise.
4683 (initialize_iterators): Guard usage of apply_subst_iterator with
4684 #ifdef GENERATOR_FILE.
4685 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
4686 (md_reader::read_mapping): Likewise.
4687 (add_define_attr_for_define_subst): Likewise.
4688 (add_define_subst_attr): Likewise.
4689 (read_subst_mapping): Likewise.
4690 (check_code_iterator): Likewise.
4691 (rtx_reader::read_rtx): Likewise. Move one-time initialization
4693 (one_time_initialization): New function.
4694 (rtx_reader::read_until): New method.
4695 (read_flags): New function.
4696 (parse_reg_note_name): New function.
4697 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
4698 Handle reuse_rtx ids.
4699 Wrap iterator lookup within #ifdef GENERATOR_FILE.
4700 Add parsing support for RTL dumps, mirroring the special-cases in
4701 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
4702 values, and calling handle_any_trailing_information.
4703 (rtx_reader::read_rtx_operand): Convert return type from void
4704 to rtx, returning return_rtx. Handle case 'e'. Call
4705 finalize_string on XSTR and XTMPL fields.
4706 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
4707 "(nil)" values were omitted. Call the postprocess vfunc on the
4709 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
4710 class ctor. Initialize m_in_call_function_usage. Call
4711 one_time_initialization.
4712 * rtl-tests.c (selftest::test_uncond_jump): Call
4713 set_new_first_and_last_insn.
4714 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
4715 * selftest-rtl.c: New file.
4716 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
4717 (selftest::get_insn_by_uid): New decl.
4718 * selftest-run-tests.c (selftest::run_tests): Call
4719 read_rtl_function_c_tests.
4720 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
4721 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
4724 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
4726 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
4727 operands in a special way. Assert that pos+len <= mode precision.
4729 2017-01-05 Jakub Jelinek <jakub@redhat.com>
4731 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
4732 3 argument Alias with unlimited for the negative form.
4733 (fno-vect-cost-model): Removed.
4735 2017-01-05 Martin Liska <mliska@suse.cz>
4737 * hsa-gen.c (gen_hsa_divmod): New function.
4738 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
4740 2017-01-05 Martin Liska <mliska@suse.cz>
4743 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
4746 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4748 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
4749 small constant length operands.
4751 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4753 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
4754 between loop iterations.
4756 2017-01-05 Martin Liska <mliska@suse.cz>
4759 * gimplify.c (gimplify_decl_expr): Compare to
4760 asan_poisoned_variables instread of checking flags.
4761 (gimplify_target_expr): Likewise.
4762 (gimplify_expr): Likewise.
4763 (gimplify_function_tree): Conditionally initialize
4764 asan_poisoned_variables.
4766 2017-01-04 Jeff Law <law@redhat.com>
4768 PR tree-optimizatin/78812
4769 * rtl.h (contains_mem_rtx_p): Prototype.
4770 * ifcvt.c (containts_mem_rtx_p): Move from here to...
4771 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
4772 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
4773 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
4774 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
4776 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
4778 * input.c (assert_char_at_range): Default-initialize actual_range.
4780 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
4782 * df-scan.c (df_ref_create_structure): Make regno unsigned,
4783 to match the caller.
4785 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
4787 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
4788 insns after final jump in test to emit dummy move.
4790 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
4792 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
4793 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
4795 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
4797 * multiple_target.c (create_dispatcher_calls): Init e_next.
4798 * tree-ssa-loop-split.c (split_loop): Init border.
4799 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
4802 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
4807 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
4808 (altivec_register_operand): Do not return true if the operand
4809 contains a SUBREG mixing SImode and SFmode.
4810 (vsx_register_operand): Likewise.
4811 (vsx_reg_sfsubreg_ok): New predicate.
4812 (vfloat_operand): Do not return true if the operand contains a
4813 SUBREG mixing SImode and SFmode.
4814 (vint_operand): Likewise.
4815 (vlogical_operand): Likewise.
4816 (gpc_reg_operand): Likewise.
4817 (int_reg_operand): Likewise.
4818 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
4819 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
4820 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
4822 (rs6000_emit_move_si_sf_subreg): New helper function.
4823 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
4824 fixup SUBREGs involving SImode and SFmode.
4825 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
4826 numbers for the new peephole2 optimization.
4827 (peephole2 for SFmode unions): New peephole2 to optimize cases in
4828 the GLIBC math library that do AND/IOR/XOR operations on single
4829 precision floating point.
4830 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
4831 target macros to say whether we need to avoid SUBREGs mixing
4833 (TARGET_ALLOW_SF_SUBREG): Likewise.
4834 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
4835 (UNSPEC_SI_FROM_SF): Likewise.
4836 (iorxor): Change spacing.
4837 (and_ior_xor): New iterator for AND, IOR, and XOR.
4838 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
4839 (movdi_from_sf_zero_ext): Likewise.
4840 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
4841 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
4842 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
4843 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
4844 (fms<mode>4): Likewise.
4845 (fnma<mode>4): Likewise.
4846 (fnms<mode>4): Likewise.
4847 (nfma<mode>4): Likewise.
4848 (nfms<mode>4): Likewise.
4850 2017-01-04 Marek Polacek <polacek@redhat.com>
4853 * doc/invoke.texi: Document -Wpointer-compare.
4855 2017-01-04 Jakub Jelinek <jakub@redhat.com>
4857 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
4860 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
4861 descriptions for -gdwarf-5 and emit them as uleb128 instead of
4864 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
4867 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
4868 documentation of the powerpc_popcntb_ok attribute.
4869 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
4870 code to issue warning messages if a requested CPU configuration is
4871 not supported by the binary (assembler and loader) toolchain.
4872 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
4873 made to define a built-in function that has been disabled.
4874 (paired_init_builtins): Add assertion to prevent ICE if attempt is
4875 made to define a built-in function that has been disabled.
4876 (altivec_init_builtins): Add comment explaining why definition
4877 of the DST built-in functions is not preceded by an assertion
4878 check. Add assertions to prevent ICE if attempts are made to
4879 define an altivec predicate or an abs* built-in function that has
4881 (htm_init_builtins): Add comment explaining why definition of the
4882 htm built-in functions is not preceded by an assertion check.
4884 2017-01-04 Jeff Law <law@redhat.com>
4886 PR tree-optimizatin/67955
4887 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
4888 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
4889 the points-to solution does not include pt_null. Use DECL_PT_UID
4892 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
4894 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
4895 Use gen_int_mode instead of gen_lopwart for const_int operands.
4897 2017-01-04 Jakub Jelinek <jakub@redhat.com>
4899 PR tree-optimization/71563
4900 * match.pd: Simplify X << Y into X if Y is known to be 0 or
4901 out of range value - has low bits known to be zero.
4903 2017-01-04 Alan Modra <amodra@gmail.com>
4905 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
4906 * configure: Regenerate.
4907 * config.in: Regenerate.
4909 2017-01-04 Jakub Jelinek <jakub@redhat.com>
4912 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
4913 a substring of the message, but strcmp with the whole message. Ifdef
4914 ENABLE_NLS, translate the message first using dgettext.
4916 2017-01-03 Jeff Law <law@redhat.com>
4918 PR tree-optimizatin/78856
4919 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
4920 (mark_threaded_blocks): Remove code to truncate thread paths that
4921 cross multiple loop headers. Instead invalidate the cached loop
4922 iteration information and handle case of a thread path walking
4923 into an irreducible region.
4925 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4928 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
4929 assertions. Add support for doing the signbit if the IEEE 128-bit
4930 floating point value is in a GPR.
4931 * config/rs6000/rs6000.md (Fsignbit): Delete.
4932 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
4933 Update the length attribute if the value is in a GPR.
4934 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
4935 the sign or zero extension instruction, since the value is always 0/1.
4936 (signbit<mode>2_dm2): Delete using <Fsignbit>.
4939 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
4940 extracting SImode to a GPR register so that we can generate a
4941 store, limit the vector to be in a traditional Altivec register
4942 for the vextuwrx instruction.
4944 2017-01-03 Ian Lance Taylor <iant@google.com>
4946 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
4948 2017-01-03 Martin Sebor <msebor@redhat.com>
4950 PR tree-optimization/78696
4951 * gimple-ssa-sprintf.c (format_floating): Correct handling of
4952 precision. Use MPFR for %f for greater fidelity. Correct handling
4954 (pass_sprintf_length::compute_format_length): Set width and precision
4955 specified by asrerisk to void_node for vararg functions.
4956 (try_substitute_return_value): Adjust dump output.
4958 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
4960 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
4962 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
4964 * doc/invoke.texi (SPARC options): Document -mlra as the default.
4965 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
4966 -mlra/-mno-lra was passed to the compiler.
4968 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
4970 PR rtl-optimization/65618
4971 * emit-rtl.c (try_split): Move initialization of "before" and
4972 "after" to just before the call to emit_insn_after_setloc.
4974 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4976 * doc/md.texi (Standard Names): Remove reference to Java frontend.
4978 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
4980 * dwarf2out.c (gen_enumeration_type_die): When
4981 -gno-strict-dwarf, add a DW_AT_encoding attribute.
4983 2017-01-03 Jakub Jelinek <jakub@redhat.com>
4985 PR tree-optimization/78965
4986 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
4987 Change first argument from const call_info & to call_info &. For %n
4988 set info.nowrite to false.
4991 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
4992 possibly throwing calls.
4994 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
4995 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
4996 and fns handling, rather than in a separate case SSA_NAME.
4998 2017-01-02 Jeff Law <law@redhat.com>
5000 * config/darwin-driver.c (darwin_driver_init): Const-correctness
5001 fixes for first_period and second_period variables.
5003 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
5006 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
5007 (*insvqi_1): New insn pattern.
5008 (*insvqi_1_mem_rex64): Ditto.
5010 (*insvqi_3): Rename from *insvqi.
5012 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
5014 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5016 * doc/cfg.texi (Edges): Remove reference to Java.
5017 (Maintaining the CFG): Ditto.
5019 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5022 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
5023 transparent aliases.
5025 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5028 * predict.def (PRED_CALL): Update hitrate.
5029 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
5030 * predict.c (tree_estimate_probability_bb): Split CALL predictor
5031 into direct/indirect/polymorphic variants.
5033 2017-01-01 Jakub Jelinek <jakub@redhat.com>
5035 Update copyright years.
5037 * gcc.c (process_command): Update copyright notice dates.
5038 * gcov-dump.c (print_version): Ditto.
5039 * gcov.c (print_version): Ditto.
5040 * gcov-tool.c (print_version): Ditto.
5041 * gengtype.c (create_file): Ditto.
5042 * doc/cpp.texi: Bump @copying's copyright year.
5043 * doc/cppinternals.texi: Ditto.
5044 * doc/gcc.texi: Ditto.
5045 * doc/gccint.texi: Ditto.
5046 * doc/gcov.texi: Ditto.
5047 * doc/install.texi: Ditto.
5048 * doc/invoke.texi: Ditto.
5050 Copyright (C) 2017 Free Software Foundation, Inc.
5052 Copying and distribution of this file, with or without modification,
5053 are permitted in any medium without royalty provided the copyright
5054 notice and this notice are preserved.