1 2016-02-25 Martin Liska <mliska@suse.cz>
4 * alloc-pool.c (after_memory_report): New variable.
5 * alloc-pool.h (base_pool_allocator ::release): Do not use
6 the infrastructure if after_memory_report.
7 * toplev.c (toplev::main): Mark after memory report.
9 2016-02-25 Richard Biener <rguenther@suse.de>
11 PR tree-optimization/48795
12 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
14 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
17 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
18 offloading is enabled and -fopenacc or -fopenmp is specified.
19 (CRTOFFLOADEND): Likewise.
20 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
21 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
22 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
23 (offload_objects_file_name): New static var.
24 (tool_cleanup): Remove offload_objects_file_name file.
25 (find_offloadbeginend): Replace with ...
26 (find_crtoffloadtable): ... this.
27 (run_gcc): Remove offload_argc and offload_argv.
28 Get offload_objects_file_name from -foffload-objects=... option.
29 Read names of object files with offload from this file, pass them to
30 compile_images_for_offload_targets. Don't call find_offloadbeginend and
31 don't pass offloadbegin and offloadend to the linker. Don't pass
32 offload non-LTO files to the linker, because now they're not claimed.
34 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
37 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
38 on builtin_unreachable.
40 2016-02-25 Jakub Jelinek <jakub@redhat.com>
42 PR rtl-optimization/69896
43 * regcprop.c: Include cfgrtl.h.
44 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
45 than remembered mode, either delete it (if noop_move_p), or
46 treat like copy_p but not noop_p instruction.
48 2016-02-24 Jakub Jelinek <jakub@redhat.com>
51 * dwarf2out.c (gen_variable_die): Work around buggy LTO
52 - allow NULL decl for Fortran DW_TAG_common_block variables.
54 2016-02-24 Jason Merrill <jason@redhat.com>
56 * common.opt (flifetime-dse): Add -flifetime-dse=1.
58 2016-02-24 Richard Biener <rguenther@suse.de>
59 Jakub Jelinek <jakub@redhat.com>
62 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
63 conditionally executed ops to well-defined overflow behavior.
65 2016-02-24 Jakub Jelinek <jakub@redhat.com>
68 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
71 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
73 PR rtl-optimization/69886
74 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
75 argument. Use it when checking validity of set instructions.
76 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
77 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
79 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
80 * store-motion.c (find_moveable_store): Update
81 can_assign_to_reg_without_clobbers_p callsite.
83 2016-02-24 Richard Biener <rguenther@suse.de>
86 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
88 (record_nonwrapping_iv): Do not fall back to the low/high bound
89 for non-constant IV bases if the stmt is not always executed.
91 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
93 * config/arm/arm-cores.def (cortex-a32): New entry.
94 * config/arm/arm-tables.opt: Regenerate.
95 * config/arm/arm-tune.md: Regenerate.
96 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
97 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
98 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
101 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
104 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
105 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
106 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
107 (atomic_loaddi_1): Delete.
108 (atomic_loaddi): Rewrite expander using the above changes.
110 2016-02-24 Jakub Jelinek <jakub@redhat.com>
113 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
116 2016-02-24 Jakub Jelinek <jakub@redhat.com>
117 Richard Biener <rguenth@suse.de>
120 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
121 set_mem_attributes if tem is SSA_NAME which got expanded
124 2016-02-24 Richard Biener <rguenther@suse.de>
126 PR tree-optimization/69907
127 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
128 end of permutations for BB vectorization.
130 2016-02-24 Christian Bruel <christian.bruel@st.com>
132 * config/arm/arm-c.c (arm_option_override): Initialize
133 target_option_current_node.
134 * config/arm/arm.c (arm_pragma_target_parse): Replace
135 build_target_option_node call by target_option_current_node.
136 Set target_option_current_node.
139 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
142 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
143 define_insn_and_split to define_insn.
144 (zero_extendqi<mode>2_dot2): Same.
145 (extendqi<mode>2_dot): Same.
146 (extendqi<mode>2_dot2): Same.
148 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
150 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
151 and add bypass for AES{D,E} and AESMC pairs.
152 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
155 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
157 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
158 series for reciprocal square root in Exynos M1.
160 2016-02-23 Martin Sebor <msebor@redhat.com>
163 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
164 __builtin_alloca_with_align.
166 2016-02-23 Richard Henderson <rth@redhat.com>
168 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
169 (ix86_register_pragmas): Remove __seg_tls.
170 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
171 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
172 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
173 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
174 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
175 * doc/extend.texi (__seg_tls): Remove item.
177 2016-02-23 Richard Biener <rguenther@suse.de>
179 * alloc-pool.h (struct allocation_object): Make id member
180 conditional on CHECKING_P again.
181 (get_instance): Adjust.
182 (base_pool_allocator): Likewise.
184 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
186 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
187 (parallelize_loops): In OpenACC kernels mode, set n_threads to
189 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
191 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
193 2016-02-23 Richard Biener <rguenther@suse.de>
195 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
196 * bitmap.h (struct bitmap_usage): Likewise.
197 (bitmap_move): Declare.
198 * bitmap.c (register_overhead): Take size_t argument.
199 (bitmap_move): New function.
200 * df-problems.c (df_rd_transfer_function): Use bitmap_move
201 to properly account overhead.
202 * tree.c (free_node): Use tree_size.
204 2016-02-23 Jakub Jelinek <jakub@redhat.com>
207 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
208 when inverting comparison.
211 * common.opt (Wunreachable-code): Add Warning flag.
213 2016-02-23 Mark Wielaard <mjw@redhat.com>
214 Jakub Jelinek <jakub@redhat.com>
217 * cgraphunit.c (check_global_declaration): Check main_input_filename
218 and DECL_SOURCE_FILE are not NULL.
220 2016-02-23 Martin Jambor <mjambor@suse.cz>
222 PR tree-optimization/69666
223 * tree-sra.c (sra_modify_assign): Do not attempt to create
224 default_def replacements for unscalarizable regions.
226 2016-02-20 Mark Wielaard <mjw@redhat.com>
229 * cgraphunit.c (check_global_declaration): Check level of
230 warn_unused_const_variable and main_input_filename.
231 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
232 (-Wunused-variable): For C implies -Wunused-const-variable=1.
233 (-Wunused-const-variable): Explain levels 1 and 2.
235 2016-02-22 Jakub Jelinek <jakub@redhat.com>
238 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
239 identical arguments. Formatting and spelling fixes.
242 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
247 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
248 and m68k-devices.def.
249 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
250 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
252 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
254 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
255 and HImode registers.
257 2016-02-22 Richard Biener <rguenther@suse.de>
259 PR tree-optimization/69882
260 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
261 preserve permutations present because of gaps.
262 (vect_supported_load_permutation_p): Always continue checking
263 permutations after vect_attempt_slp_rearrange_stmts.
265 2016-02-22 Bin Cheng <bin.cheng@arm.com>
267 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
268 min_profitable_estimate, rather than min_profitable_iters.
270 2016-02-22 Jakub Jelinek <jakub@redhat.com>
273 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
274 SImode for last match_operand.
276 2016-02-22 Martin Liska <mliska@suse.cz>
278 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
279 return bitsize - 1 as the return value.
281 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
285 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
286 Handle negative shift counts.
287 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
288 force_reg on the shift constant.
289 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
290 (lshrsi3_d): Handle negative shift counts.
292 2016-02-22 Richard Biener <rguenther@suse.de>
293 Tom de Vries <tom@codesourcery.com>
295 * graph.c: Include dumpfile.h.
296 (print_graph_cfg): Split into three overloads.
297 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
299 2016-02-22 Tom de Vries <tom@codesourcery.com>
301 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
304 2016-02-22 Richard Biener <rguenther@suse.de>
307 * ipa-inline-transform.c (inline_call): When not updating
308 overall summaries adjust self size by the growth estimate.
309 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
310 hash-set, do not update overall summaries here. Renamed from ...
311 (inline_to_all_callers): ... this which is now wrapping the
312 above and performing delayed overall summary update.
313 (early_inline_small_functions): Delay updating of the overall
316 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
318 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
321 2016-02-19 Jakub Jelinek <jakub@redhat.com>
324 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
325 :%* in %:gt() argument.
326 (greater_than_spec_func): Adjust for expecting only numbers,
327 if there are more than two numbers, compare the last two.
329 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
331 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
332 -Wnarrowing with -std.
334 2016-02-19 Jakub Jelinek <jakub@redhat.com>
337 * expr.c (store_field): Don't use bit-field path if exp is
338 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
339 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
340 and the assignment can be performed by bitwise copy. Formatting
344 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
345 call copy_reg_eh_region_note_forward on before and/or after sequences
346 and remove note from insn if it no longer can throw.
349 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
352 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
354 * config/s390/vector.md: Add missing commutative operand markers
355 to the patterns which qualify for one.
356 * config/s390/vx-builtins.md: Likewise.
358 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
360 * config/s390/vector.md (VI, VI_QHS): Add single element vector
361 types to mode iterators.
362 (vec_double): ... and mode attribute.
363 * config/s390/vx-builtins.md (non_vec_int): Likewise.
365 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
367 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
368 Change the predicate of op2 from nonimmediate to general and let
369 reload fix it if necessary.
371 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
373 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
375 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
377 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
380 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
382 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
383 * config/s390/s390.c (s390_expand_vec_movstr): New function.
384 * config/s390/s390.md ("movstr<P:mode>"): Call
385 s390_expand_vec_movstr.
387 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
389 * config/s390/s390.md: Add missing output modifier for operand 1
390 to print it as address properly.
392 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
394 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
395 * config/s390/2964.md: New file.
396 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
397 of insn grouping attributes depending on the CPU level.
398 (s390_get_unit_mask): New function.
399 (s390_sched_score): Remove the OOO from the scheduling macros.
400 Add loop to calculate a score for the instruction mix.
401 (s390_sched_reorder): Likewise plus improve debug output.
402 (s390_sched_variable_issue): Rename macros as above. Calculate
403 the unit distances after actually scheduling an insn. Improve
405 (s390_sched_init): Clear last_scheduled_unit_distance array.
406 * config/s390/s390.md: Include 2964.md.
408 2016-02-18 Jakub Jelinek <jakub@redhat.com>
411 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
412 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
413 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
414 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
415 *avx512f_<code>v8div16qi2_mask_1): New insns.
417 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
420 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
423 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
424 earlyclobber from target. Use wF constraint for fused memory
426 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
428 2016-02-18 Jakub Jelinek <jakub@redhat.com>
429 Martin Liska <mliska@suse.cz>
432 * cfgexpand.c (asan_sanitize_stack_p): New function.
433 (partition_stack_vars): Use the function.
434 (expand_stack_vars): Likewise.
435 (defer_stack_allocation): Likewise.
436 (expand_used_vars): Likewise.
438 2016-02-18 Richard Biener <rguenther@suse.de>
441 * fold-const.c (operand_equal_p): Properly compare offsets for
442 IMAGPART_EXPR and ARRAY_REF.
444 2016-02-18 Nick Clifton <nickc@redhat.com>
448 * config/arm/arm.c (arm_option_override_internal): Disable
449 interworking if the target does not support thumb instructions.
450 (arm_reload_in_hi): Handle the case where a register to register
451 move needs reloading because there is no simple pattern to handle
453 (arm_reload_out_hi): Likewise.
455 2016-02-18 Richard Biener <rguenther@suse.de>
458 * match.pd: Don't use fold_binary or fold_unary for folding
461 2016-02-17 Jakub Jelinek <jakub@redhat.com>
464 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
465 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
466 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
467 warn on gimple_no_warning_p statements.
469 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
471 * doc/extend.texi (C++ Attributes): Correct description of
472 warn_unused type attribute.
474 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
476 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
479 2016-02-17 Richard Biener <rguenther@suse.de>
481 PR rtl-optimization/69609
482 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
483 (find_traces_1_round): When ending a trace update cached priority
485 (bb_to_key): Use cached priority when available.
486 (copy_bb): Initialize cached priority.
487 (reorder_basic_blocks_software_trace_cache): Likewise.
489 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
492 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
494 (aarch64_comparison_operator): Break overly long line into two.
495 (aarch64_comparison_operation): Likewise.
496 * config/aarch64/aarch64.md (cstorecc4): Use
497 aarch64_comparison_operator_mode instead of
498 aarch64_comparison_operator.
499 (cstore<mode>4): Likewise.
500 (aarch64_cstore<mode>): Likewise.
501 (*cstoresi_insn_uxtw): Likewise.
502 (cstore<mode>_neg): Likewise.
503 (*cstoresi_neg_uxtw): Likewise.
505 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
508 * config/arm/predicates.md (arm_comparison_operator_mode):
510 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
511 instead of arm_comparison_operator.
512 (*mov_negscc): Likewise.
513 (*mov_notscc): Likewise.
514 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
515 (*thumb2_mov_negscc): Likewise.
516 (*thumb2_mov_negscc_strict_it): Likewise.
517 (*thumb2_mov_notscc): Likewise.
518 (*thumb2_mov_notscc_strict_it): Likewise.
520 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
522 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
525 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
527 * config/visium/visium.c (machine_libfunc_index): New enum.
528 (machine_libfuncs): New structure.
529 (visium_libfuncs): New static variable.
530 (TARGET_INIT_LIBFUNCS): Define to...
531 (visium_init_libfuncs): ...this. New function.
532 (expand_block_move_4): Use the appropriate libfunc.
533 (expand_block_move_2): Likewise.
534 (expand_block_move_1): Likewise.
535 (expand_block_set_4): Likewise.
536 (expand_block_set_2): Likewise.
537 (expand_block_set_1): Likewise.
538 (visium_trampoline_init): Likewise.
540 2016-02-17 Nick Clifton <nickc@redhat.com>
542 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
543 TI's devices.csv file as of March 2016.
545 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
548 * opts-global.c (handle_common_deferred_options): Introduce and
549 initialize two global variables to remember command-line options
550 specifying a stack-limiting register.
551 * opts.h: Add extern declarations of the two new global variables.
552 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
553 variable based on the values of the two new global variables.
555 2016-02-16 Jakub Jelinek <jakub@redhat.com>
558 * common.opt (Wnonnull-compare): New warning.
559 * doc/invoke.texi (-Wnonnull): Remove text about comparison
560 of arguments against NULL.
561 (-Wnonnull-compare): Document.
562 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
563 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
564 * passes.def (pass_warn_nonnull_compare): Add.
565 * gimple-ssa-nonnull-compare.c: New file.
567 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
569 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
570 AARCH64_EXTRA_TUNE_RECIP_SQRT.
572 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
574 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
575 reciprocal sqrt for -mlow-precision-recip-sqrt.
577 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
578 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
580 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
581 always use lane loads to construct non-constant vectors.
583 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
585 * config/aarch64/aarch64.md
586 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
587 constraints for operand 3.
588 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
590 2016-02-16 Jakub Jelinek <jakub@redhat.com>
591 Richard Biener <rguenther@suse.de>
593 PR tree-optimization/69820
594 * tree-vect-patterns.c (type_conversion_p): Return false if
595 *orig_type is unsigned single precision or boolean.
596 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
599 2016-02-16 Jakub Jelinek <jakub@redhat.com>
601 PR rtl-optimization/69764
602 PR rtl-optimization/69771
603 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
604 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
606 2016-02-16 Richard Biener <rguenther@suse.de>
608 PR tree-optimization/69776
609 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
611 (indirect_refs_may_alias_p): Likewise.
612 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
613 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
615 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
616 (optimize_stmt): For redundant store discovery do not allow tbaa.
618 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
620 PR tree-optimization/69714
621 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
622 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
624 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
626 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
627 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
628 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
629 * config/arc/arc.c (arc_init): Check FPU options.
630 (get_arc_condition_code): Handle new CC_FPU* modes.
631 (arc_select_cc_mode): Likewise.
632 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
633 register pair only. Allow access for ARCv2 accumulator.
634 (gen_compare_reg): Whenever we have FPU support use FPU compare
636 (arc_reorg): Don't generate brcc insns when FPU compare
637 instructions are involved.
638 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
639 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
640 floating point emulation.
641 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
642 (REVERSE_CONDITION): Add new CC_FPU* modes.
643 (TARGET_FP_SP_BASE): Define.
644 (TARGET_FP_DP_BASE): Likewise.
645 (TARGET_FP_SP_FUSED): Likewise.
646 (TARGET_FP_DP_FUSED): Likewise.
647 (TARGET_FP_SP_CONV): Likewise.
648 (TARGET_FP_DP_CONV): Likewise.
649 (TARGET_FP_SP_SQRT): Likewise.
650 (TARGET_FP_DP_SQRT): Likewise.
651 (TARGET_FP_DP_AX): Likewise.
652 * config/arc/arc.md (ARCV2_ACC): New constant.
653 (type): New fpu type attribute.
654 (SDF): Conditional iterator.
655 (cstore<mode>, cbranch<mode>): Change expand condition.
656 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
657 handles FPU/FPX cases as well.
658 * config/arc/arc.opt (mfpu): New option.
659 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
661 (adddf3, muldf3, subdf3): Removed.
662 * config/arc/predicates.md (proper_comparison_operator): Recognize
664 * config/arc/fpu.md: New file.
665 * doc/invoke.texi (ARC Options): Document mfpu option.
667 2016-02-16 Richard Biener <rguenther@suse.de>
669 PR rtl-optimization/69291
670 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
671 noce_operand_ok check.
673 2016-02-16 Tom de Vries <tom@codesourcery.com>
676 * omp-low.c (simd_clone_create): Remove call to
677 symtab->call_cgraph_insertion_hooks.
679 2016-02-16 Jakub Jelinek <jakub@redhat.com>
681 PR tree-optimization/69802
682 * tree-ssa-reassoc.c (update_range_test): If op is
683 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
684 op == 1 test of precision 1 integral op, otherwise handle
685 that case as op itself. Fix up formatting.
686 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
689 2016-02-16 Richard Biener <rguenther@suse.de>
691 PR tree-optimization/69586
692 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
693 types for conversion sources.
695 2016-02-16 Richard Biener <rguenther@suse.de>
698 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
701 2016-02-16 Alan Modra <amodra@gmail.com>
704 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
705 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
706 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
708 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
709 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
710 (p8_fmrgow_<mode>): Likewise.
711 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
713 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
714 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
715 to use movdi_internal64. Remove op0_di.
716 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
718 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
720 Add support for the FCCMP insn types
722 * config/aarch64/aarch64.md (fccmp): Change insn type.
724 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
725 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
726 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
727 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
728 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
729 * config/arm/types.md (fccmps): Add new insn type.
732 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
734 * alias.c (get_alias_set): Fix a typo in comment.
736 2016-02-15 Richard Biener <rguenther@suse.de>
738 PR tree-optimization/69595
739 * match.pd: Complete range test simplification to true.
741 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
743 PR rtl-optimization/69648
744 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
745 pic_offset_table_rtx.
747 PR rtl-optimization/69752
748 * ira.c (update_equiv_regs): When looking for more than a single SET,
749 also take other side effects into account.
751 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
753 * config/s390/s390.c (s390_function_profiler): Add a new sequence
754 for z900+ CPUs in 31-bit mode.
756 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
758 * common/config/s390/s390-common.c (s390_supports_split_stack):
760 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
761 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
762 * config/s390/s390.c (struct machine_function): New field
763 split_stack_varargs_pointer.
764 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
765 in s390_emit_prologue.
766 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
768 (morestack_ref): New global.
769 (SPLIT_STACK_AVAILABLE): New macro.
770 (s390_expand_split_stack_prologue): New function.
771 (s390_live_on_entry): New function.
772 (s390_va_start): Use split-stack vararg pointer if appropriate.
773 (s390_asm_file_end): Emit the split-stack note sections.
774 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
775 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
776 (UNSPECV_SPLIT_STACK_CALL): New unspec.
777 (UNSPECV_SPLIT_STACK_DATA): New unspec.
778 (split_stack_prologue): New expand.
779 (split_stack_space_check): New expand.
780 (split_stack_data): New insn.
781 (split_stack_call): New expand.
782 (split_stack_call_*): New insn.
783 (split_stack_cond_call): New expand.
784 (split_stack_cond_call_*): New insn.
786 2016-02-15 Richard Biener <rguenther@suse.de>
788 PR tree-optimization/69783
789 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
790 Add trivially correct cases.
792 2016-02-15 Tom de Vries <tom@codesourcery.com>
795 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
797 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
799 2016-02-15 Richard Biener <rguenther@suse.de>
801 PR tree-optimization/69776
802 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
803 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
804 indicate whether we can use TBAA to disambiguate against stores.
805 Use alias-set zero if not.
806 (visit_reference_op_store): Do not use TBAA when looking up
808 * tree-ssa-pre.c (compute_avail): Use TBAA here.
809 (eliminate_dom_walker::before_dom_children): But not when looking
812 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
814 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
816 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
818 * config/i386/znver1.md
819 (znver1_pop, znver1_pop_mem,
820 znver1_load_imov_double_store,
821 znver1_load_imov_direct_store,
822 znver1_load_imov_direct_load,
823 znver1_load_imov_double_load): Add new.
824 (znver1_insn, znver1_insn_load): Add icmov type.
826 znver1_sseavx_fma_load,
828 znver1_avx256_fma_load): Fix pipe usage.
830 2016-02-14 Alan Modra <amodra@gmail.com>
833 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
834 with an invalid hard reg, reload just the reg not the entire
835 pre/post-inc/dec address expression.
837 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
840 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
841 fixed R1_REG scratch reg.
842 (sibcall_value_pcrel_fdpic): Likewise.
844 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
848 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
850 2016-02-12 Walter Lee <walt@tilera.com>
852 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
853 * config/tilegx/t-tilegx: Likewise.
855 2016-02-12 David Malcolm <dmalcolm@redhat.com>
858 * diagnostic-show-locus.c (struct line_span): New struct.
859 (layout::get_first_line): Delete.
860 (layout::get_last_line): Delete.
861 (layout::get_num_line_spans): New member function.
862 (layout::get_line_span): Likewise.
863 (layout::print_heading_for_line_span_index_p): Likewise.
864 (layout::get_expanded_location): Likewise.
865 (layout::calculate_line_spans): Likewise.
866 (layout::m_first_line): Delete.
867 (layout::m_last_line): Delete.
868 (layout::m_line_spans): New field.
869 (layout::layout): Update comment. Replace m_first_line and
870 m_last_line with m_line_spans, replacing their initialization
871 with a call to calculate_line_spans.
872 (diagnostic_show_locus): When printing source lines and
873 annotations, rather than looping over a single span
874 of lines, instead loop over each line_span within
875 the layout, with an inner loop over the lines within them.
876 Call the context's start_span callback when changing line spans.
877 * diagnostic.c (diagnostic_initialize): Initialize start_span.
878 (diagnostic_build_prefix): Break out the building of the location
879 part of the string into...
880 (diagnostic_get_location_text): ...this new function, rewriting
881 it from nested ternary expressions to a sequence of "if"
883 (default_diagnostic_start_span_fn): New function.
884 * diagnostic.h (diagnostic_start_span_fn): New typedef.
885 (diagnostic_context::start_span): New field.
886 (default_diagnostic_start_span_fn): New prototype.
888 2016-02-12 David Malcolm <dmalcolm@redhat.com>
891 * gcc.c (driver::finalize): Fix cleanup of "specs".
893 2016-02-12 David Malcolm <dmalcolm@redhat.com>
897 * gcc.c (driver::driver): Initialize m_option_suggestions.
898 (driver::~driver): Clean up m_option_suggestions.
899 (suggest_option): Convert to...
900 (driver::suggest_option): ...this, and split out into
901 driver::build_option_suggestions and find_closest_string.
902 (driver::build_option_suggestions): New function, from
903 first half of suggest_option. Special-case
904 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
905 the sanitizer_opts array. For options of enum types, add the
906 various enum values to the candidate strings.
907 (driver::handle_unrecognized_options): Remove "const".
908 * gcc.h (driver::handle_unrecognized_options): Likewise.
909 (driver::build_option_suggestions): New decl.
910 (driver::suggest_option): New decl.
911 (driver::m_option_suggestions): New field.
912 * opts-common.c (add_misspelling_candidates): New function.
913 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
915 * opts.h (sanitizer_opts): New array decl.
916 (add_misspelling_candidates): New function decl.
917 * spellcheck.c (find_closest_string): New function.
918 * spellcheck.h (find_closest_string): New function decl.
920 2016-02-12 Jakub Jelinek <jakub@redhat.com>
922 PR rtl-optimization/69764
923 PR rtl-optimization/69771
924 * optabs.c (expand_binop_directly): For shift_optab_p, force
925 convert_modes with VOIDmode if xop1 has VOIDmode.
927 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
930 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
931 to correctly determine instrumentation thunks.
933 2016-02-12 Jakub Jelinek <jakub@redhat.com>
936 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
937 type by reference, force lhs on the call.
940 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
941 Compute retval and retbnd early in all cases if split_part_return_p
942 and return_bb is not EXIT. Remove all clobber stmts and reset
943 all debug stmts that refer to SSA_NAMEs defined in split part,
944 except if it is retval, in that case replace the old retval with the
945 lhs of the call to the split part.
947 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
950 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
953 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
954 whose result is used in PHI.
955 (maybe_optimize_range_tests): Likewise.
956 (final_range_test_p): Likweise.
958 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
961 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
962 whose result is used in PHI.
963 (maybe_optimize_range_tests): Likewise.
964 (final_range_test_p): Likweise.
966 2016-02-12 Jakub Jelinek <jakub@redhat.com>
968 * cgraph.c: Spelling fixes - behaviour -> behavior and
969 neighbour -> neighbor.
970 * target.def: Likewise.
971 * sel-sched.c: Likewise.
972 * config/mips/mips.c: Likewise.
973 * config/arc/arc.md: Likewise.
974 * config/arm/cortex-a57.md: Likewise.
975 * config/arm/arm.c: Likewise.
976 * config/arm/neon.md: Likewise.
977 * config/arm/arm-c.c: Likewise.
978 * config/vms/vms-c.c: Likewise.
979 * config/s390/s390.c: Likewise.
980 * config/i386/znver1.md: Likewise.
981 * config/i386/i386.c: Likewise.
982 * config/ia64/hpux-unix2003.h: Likewise.
983 * config/msp430/msp430.md: Likewise.
984 * config/rx/rx.c: Likewise.
985 * config/rx/rx.md: Likewise.
986 * config/aarch64/aarch64-simd.md: Likewise.
987 * config/aarch64/aarch64.c: Likewise.
988 * config/nvptx/nvptx.c: Likewise.
989 * config/bfin/bfin.c: Likewise.
990 * config/cris/cris.opt: Likewise.
991 * config/rs6000/rs6000.c: Likewise.
992 * target.h: Likewise.
993 * spellcheck.c: Likewise.
994 * ira-build.c: Likewise.
995 * tree-inline.c: Likewise.
996 * builtins.c: Likewise.
997 * lra-constraints.c: Likewise.
998 * explow.c: Likewise.
1000 * targhooks.c: Likewise.
1001 * tree-vect-data-refs.c: Likewise.
1003 * doc/tm.texi: Likewise.
1004 * doc/extend.texi: Likewise.
1005 * doc/install.texi: Likewise.
1006 * doc/md.texi: Likewise.
1007 * tree-ssa-tail-merge.c: Likewise.
1008 * sched-int.h: Likewise.
1009 * match.pd: Likewise.
1010 * sched-ebb.c: Likewise.
1011 * target.def (omit_struct_return_reg): Likewise.
1012 * gimple-ssa-isolate-paths.c: Likewise.
1013 (find_implicit_erroneous_behaviour): Renamed to...
1014 (find_implicit_erroneous_behavior): ... this.
1015 (find_explicit_erroneous_behaviour): Renamed to...
1016 (find_explicit_erroneous_behavior): ... this.
1017 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
1019 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
1021 PR rtl-optimization/64682
1022 PR rtl-optimization/69567
1023 PR rtl-optimization/69737
1024 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
1025 in I2 as well, just lose it.
1027 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1029 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
1031 (aarch64_last_printed_tune_string): Likewise.
1032 (aarch64_declare_function_name): Only output .arch assembler
1033 directive if it will be different from the previously output
1034 directive. Same for .tune comment but only if -dA is set.
1035 (aarch64_start_file): New function.
1036 (TARGET_ASM_FILE_START): Define.
1038 2016-02-11 David Malcolm <dmalcolm@redhat.com>
1041 * Makefile.in (PLUGIN_HEADERS): Add params.list.
1043 2016-02-11 Jakub Jelinek <jakub@redhat.com>
1046 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
1047 -Wmaybe-uninitialized warning.
1049 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
1052 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
1054 2016-02-11 Richard Biener <rguenther@suse.de>
1056 PR rtl-optimization/69291
1057 * ifcvt.c (noce_try_store_flag_constants): Do not allow
1058 subexpressions affected by changing the result.
1060 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
1063 * lra-constraints.c (curr_insn_transform): Find in/out operands
1064 for secondary memory moves. Update dups.
1066 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
1068 PR tree-optimization/69652
1069 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
1070 to nested loop, did source re-formatting, skip debug statements,
1071 add check on statement with volatile operand, remove dead scalar
1074 2016-02-10 Jakub Jelinek <jakub@redhat.com>
1075 Patrick Palka <ppalka@gcc.gnu.org>
1079 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
1080 calls if the return type is TREE_ADDRESSABLE.
1081 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
1082 * ipa-split.c (split_function): Fix doubled "we" in comment.
1083 Use void return type for the split part even if
1084 !split_point->split_part_set_retval.
1086 2016-02-10 Bin Cheng <bin.cheng@arm.com>
1088 PR tree-optimization/68021
1089 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
1090 when computing the value of biv cand by itself.
1092 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
1094 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
1095 (cortexa57_tunings): Likewise.
1096 (cortexa72_tunings): Likewise.
1097 (arch_macro_fusion_pair_p): Add support for AES fusion.
1098 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
1099 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
1100 Allow virtual registers before reload so early scheduling works.
1101 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
1102 correct latency and pipeline.
1103 (cortex_a57_crypto_complex): Likewise.
1104 (cortex_a57_crypto_xor): Likewise.
1105 (define_bypass): Add AES bypass.
1107 2016-02-10 Richard Biener <rguenther@suse.de>
1109 PR tree-optimization/69726
1110 * passes.def: Add DCE pass before late uninit.
1111 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
1112 really fixup if-conversions job.
1114 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
1116 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
1117 (arm_cortex_a57_tune): Likewise.
1118 (aarch_macro_fusion_pair_p): Add support for AES fusion.
1119 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
1121 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
1123 * timevar.def (TV_PHASE_DBGINFO): Delete.
1124 (TV_PHASE_CHECK_DBGINFO): Likewise.
1125 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
1127 2016-02-10 Richard Biener <rguenther@suse.de>
1129 PR tree-optimization/69719
1130 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
1131 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
1133 2016-02-09 Andrew Pinski <apinski@cavium.com>
1136 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
1137 get_vcond_mask_icode returns false.
1139 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1142 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
1143 an ADDIS that adds a pointer to a large constant that sets the
1144 upper16 bits with a load operation.
1146 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
1149 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
1151 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
1153 (vzipq_s16): Likewise.
1154 (vzipq_s32): Likewise.
1155 (vzipq_f32): Likewise.
1156 (vzipq_u8): Likewise.
1157 (vzipq_u16): Likewise.
1158 (vzipq_u32): Likewise.
1159 (vzipq_p8): Likewise.
1160 (vzipq_p16): Likewise.
1162 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
1165 * config/arm/arm.c (neon_endian_lane_map): New function.
1166 (neon_vector_pair_endian_lane_map): New function.
1167 (arm_evpc_neon_vuzp): Allow for big endian lane order.
1168 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
1170 (vuzpq_s16): Likewise.
1171 (vuzpq_s32): Likewise.
1172 (vuzpq_f32): Likewise.
1173 (vuzpq_u8): Likewise.
1174 (vuzpq_u16): Likewise.
1175 (vuzpq_u32): Likewise.
1176 (vuzpq_p8): Likewise.
1177 (vuzpq_p16): Likewise.
1179 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
1182 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
1185 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
1187 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
1188 truncate const_int operand 1 to QImode.
1190 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
1192 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
1193 corresponding to an abnormal edge.
1195 2016-02-09 Tom de Vries <tom@codesourcery.com>
1197 PR tree-optimization/69599
1198 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
1200 (find_func_aliases_for_builtin_call, find_func_clobbers)
1201 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
1204 2016-02-09 Richard Biener <rguenther@suse.de>
1206 PR tree-optimization/69715
1207 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
1208 LHS on calls as non-rewritable.
1210 2016-02-09 Tom de Vries <tom@codesourcery.com>
1213 * lto-wrapper.c (append_diag_options): New function.
1214 (compile_offload_image): Call append_diag_options.
1216 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
1219 * doc/extend.texi (Flag Output Operands): Correct sectioning.
1220 Minor copy-edit to fix verb tenses.
1222 2016-02-08 Jakub Jelinek <jakub@redhat.com>
1224 PR tree-optimization/69209
1225 * ipa-split.c (split_function): If split part is not
1226 returning retval, retval has gimple type but is not
1227 gimple value, force it into a SSA_NAME first.
1229 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
1231 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
1234 2016-02-08 Jason Merrill <jason@redhat.com>
1237 * convert.c (convert_to_integer_1): Check dofold on truncation
1239 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
1240 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
1241 Rename from *_nofold.
1242 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
1243 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
1245 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
1248 * tree.c (build_common_tree_nodes): Remove short_double argument.
1249 All callers changed.
1250 * tree.h (build_common_tree_nodes): Adjust declaration.
1251 * doc/invoke.texi (-fshort-double): Remove documentation.
1252 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1253 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
1254 * lto-wrapper.c (merge_and_complain, append_compiler_options)
1255 (append_linker_options): Don't handle OPT_fshort_double.
1257 PR rtl-optimization/68730
1258 * lra-remat.c (insn_to_cand_activation): New static variable.
1259 (lra_remat): Allocate and free it.
1260 (create_cand): New arg activation. Initialize a field in
1261 insn_to_cand_activation if it is nonnull.
1262 (create_cands): Pass the activation insn to create_cand when making
1263 a candidate involving an output reload. Reorganize code a little.
1264 (do_remat): Keep track of active status of candidates in a separate
1267 2016-02-08 Richard Biener <rguenther@suse.de>
1269 PR tree-optimization/69719
1270 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
1271 Properly use absolute of the difference of the two offsets to
1272 compare or adjust the segment length.
1274 2016-02-08 Richard Biener <rguenther@suse.de>
1275 Jeff Law <law@redhat.com>
1278 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
1279 types for anonymous SSA names.
1281 2016-02-08 Richard Biener <rguenther@suse.de>
1283 PR rtl-optimization/69274
1284 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
1286 2016-02-08 Jeff Law <law@redhat.com>
1288 PR tree-optimization/65917
1289 * tree-ssa-dom.c (record_temporary_equivalences): Record both
1290 equivalences from if (x == y) style conditionals.
1291 (loop_depth_of_name): Remove.
1292 (record_equality): Remove loop depth check.
1293 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
1294 (const_and_copies::record_const_or_copy_raw): New member function.
1295 * tree-ssa-scopedtables.c
1296 (const_and_copies::record_const_or_copy_raw): New, factored out of
1297 (const_and_copies::record_const_or_copy): Call new member function.
1299 2016-02-05 Jeff Law <law@redhat.com>
1301 PR tree-optimization/68541
1302 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
1303 (count_stmts_in_block): New function.
1304 (poor_ifcvt_candidate_code): Likewise.
1305 (is_feasible_trace): Add some heuristics to determine when path
1306 splitting is profitable.
1307 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
1308 is a diamond with a single exit.
1310 2016-02-05 Martin Sebor <msebor@redhat.com>
1313 * doc/invoke.texi: Update -Wplacement-new to take an optional
1316 2016-02-06 Richard Henderson <rth@redhat.com>
1319 * tree.c (tree_nop_conversion_p): Do not strip casts into or
1320 out of non-standard address spaces.
1322 2016-02-05 Jakub Jelinek <jakub@redhat.com>
1324 PR rtl-optimization/69691
1325 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
1327 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
1329 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
1330 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
1331 (*ieee128_mfvsrd_64bit): Likewise.
1332 (*ieee128_mfvsrd_32bit): Likewise.
1334 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
1338 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
1340 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
1341 instrumented_version.
1343 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
1345 * doc/invoke.texi (Optimize Options): In table of --param options
1346 rename second occurrence of tracer-min-branch-ratio to
1347 tracer-min-branch-probability, rename
1348 tracer-min-branch-ratio-feedback to
1349 tracer-min-branch-probability-feedback and clarify description,
1350 rename sched-spec-state-edge-prob-cutoff to
1351 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
1352 to selsched-insns-to-rename, rename lto-minpartition to
1353 lto-min-partition, delete reorder-blocks-duplicate and
1354 reorder-blocks-duplicate-feedback.
1356 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1358 * config/s390/s390.c (s390_register_info_set_ranges): Remove
1361 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
1363 * doc/extend.texi: S/390: Correct some typos.
1365 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1367 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
1369 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1372 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
1373 (s390_register_info_gprtofpr): Use new macros above.
1374 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
1376 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
1377 its name. Adjust restore and save gpr ranges.
1378 (s390_register_info_set_ranges): New function.
1379 (s390_register_info): Use new macros above. Call
1380 s390_register_info_set_ranges.
1381 (s390_optimize_register_info): Likewise.
1382 (s390_hard_regno_rename_ok): Use new macros.
1383 (s390_hard_regno_scratch_ok): Likewise.
1384 (s390_emit_epilogue): Likewise.
1385 (s390_can_use_return_insn): Likewise.
1386 (s390_optimize_prologue): Likewise.
1387 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
1389 2016-02-05 Jakub Jelinek <jakub@redhat.com>
1392 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
1394 (ix86_option_override_internal): Disable TARGET_STV even for
1395 -m{incoming,preferred}-stack-boundary=3.
1397 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1399 * config.gcc: Mark deprecated rtems targets as obsolete.
1401 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
1403 PR rtl-optimization/64682
1404 PR rtl-optimization/69567
1405 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
1406 before I2 only if the register is both used and set in I2.
1408 2016-02-04 DJ Delorie <dj@redhat.com>
1410 * config/msp430/msp430.c (msp430_start_function): Add function type.
1412 2016-02-04 Jakub Jelinek <jakub@redhat.com>
1415 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
1417 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
1419 PR rtl-optimization/69577
1421 2015-10-29 Richard Henderson <rth@redhat.com>
1425 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
1426 sse check to the exact conditions of PR 67609.
1428 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
1431 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
1432 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
1433 not allowed into the traditional Altivec registers.
1434 (movtd_64bit_nodm): Likewise.
1435 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
1437 2016-02-04 David Malcolm <dmalcolm@redhat.com>
1439 * config/aarch64/cortex-a57-fma-steering.c
1440 (aarch64_register_fma_steering): Remove "static" from arguments
1443 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
1446 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
1449 2016-02-04 Mike Frysinger <vapier@gentoo.org>
1451 * doc/invoke.texi: Delete -mno-fma4.
1453 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
1455 PR rtl-optimization/69577
1456 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
1457 (find_subregs_of_mode): Update accordingly. Iterate over partial
1460 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
1462 * config/arm/arm-protos.h (neon_reinterpret): Remove.
1463 * config/arm/arm.c (neon_reinterpret): Remove.
1464 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
1465 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
1466 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
1467 vreinterpretti): Remove.
1468 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
1469 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
1470 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
1471 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
1472 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
1473 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
1474 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
1475 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
1476 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
1477 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
1478 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
1479 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
1480 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
1481 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
1482 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
1483 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
1484 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
1485 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
1486 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
1487 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
1488 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
1489 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
1490 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
1491 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
1492 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
1493 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
1494 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
1495 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
1496 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
1497 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
1498 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
1499 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
1500 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
1501 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
1502 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
1503 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
1504 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
1505 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
1506 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
1507 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
1508 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
1509 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
1510 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
1511 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
1512 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
1513 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
1514 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
1515 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
1516 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
1517 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
1518 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
1519 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
1520 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
1521 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
1522 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
1523 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
1524 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
1525 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
1526 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
1527 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
1528 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
1529 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
1530 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
1531 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
1532 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
1533 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
1534 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
1535 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
1536 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
1537 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
1538 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
1539 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
1540 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
1541 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
1542 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
1543 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
1544 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
1545 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
1546 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
1547 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
1548 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
1549 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
1550 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
1551 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
1552 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
1553 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
1554 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
1555 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
1556 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
1557 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
1558 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
1559 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
1560 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
1561 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
1562 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
1563 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
1564 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
1565 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
1566 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
1567 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
1568 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
1569 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
1570 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
1572 2016-02-04 Martin Liska <mliska@suse.cz>
1575 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
1576 that are gimple_store_p.
1577 (maybe_instrument_call): Likewise.
1579 2016-02-04 Bin Cheng <bin.cheng@arm.com>
1581 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
1582 register scaling out of memory reference and comment why.
1584 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1588 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
1589 folding the source of a SET.
1591 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1595 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
1596 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
1598 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
1602 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
1605 2016-02-04 Christian Bruel <christian.bruel@st.com>
1607 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
1608 * config/arm/arm.c (arm_set_current_function): Likewise.
1610 2016-02-04 Jakub Jelinek <jakub@redhat.com>
1611 Ilya Enkovich <enkovich.gnu@gmail.com>
1612 H.J. Lu <hongjiu.lu@intel.com>
1615 * config/i386/i386.c (convert_scalars_to_vector): Remove
1616 stack alignment fixes.
1617 (ix86_option_override_internal): Disable TARGET_STV if stack
1618 might not be aligned enough.
1619 (ix86_minimum_alignment): Assert that TARGET_STV is false.
1621 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
1623 * gcc/config/i386/x86-tune.def: Disable default prefetching
1626 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1627 Vladimir Makarov <vmakarov@redhat.com>
1630 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
1631 in validating fused toc addresses.
1633 2016-02-03 Jakub Jelinek <jakub@redhat.com>
1636 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
1637 range->m_caret fields if range->m_show_caret_p is false.
1640 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
1641 Force oldval into register if it does not satisfy reg_or_short_operand
1642 predicate. Fix up formatting.
1644 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
1645 Alexandre Oliva <aoliva@redhat.com>
1648 * lra-constraints.c (simplify_operand_subreg): Check additionally
1649 address validity after potential reloading.
1650 (process_address_1): Check insns validity. In case of failure do
1653 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
1656 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
1659 2016-02-02 Jakub Jelinek <jakub@redhat.com>
1661 * wide-int.cc (canonize_uhwi): New function.
1662 (wi::divmod_internal): Use it.
1664 2016-02-02 James Norris <jnorris@codesourcery.com
1666 * gimplify.c (omp_notice_variable): Add usage check.
1668 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
1670 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
1671 like LE, GE, LT, GT when emitting relational operator.
1673 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
1675 * ira-costs.c (find_costs_and_classes): Add extra argument.
1676 * target.def (ira_change_pseudo_allocno_class): Add parameter.
1677 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
1678 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
1679 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
1680 Add best_class parameter, and return it if not ALL_REGS.
1681 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
1683 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
1686 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
1688 * config/aarch64/aarch64.c
1689 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
1690 (aarch64_ira_change_pseudo_allocno_class): New function.
1692 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
1695 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
1697 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1699 * config/avr/avr.c (avr_option_override): Set
1700 PARAM_ALLOW_STORE_DATA_RACES to 1.
1702 2016-02-02 Richard Biener <rguenther@suse.de>
1704 PR tree-optimization/69595
1705 * match.pd: Add range test simplifications to true/false.
1707 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
1709 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
1710 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
1713 2016-02-02 Richard Biener <rguenther@suse.de>
1715 PR tree-optimization/69606
1716 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
1717 info on the result before moving a stmt.
1719 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
1722 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
1723 branch with vector comparison.
1724 * config/i386/sse.md (VI48_AVX): New mode iterator.
1725 (define_expand "cbranch<mode>4): Add support for conditional branch
1726 with vector comparison.
1727 * tree-vect-loop.c (optimize_mask_stores): New function.
1728 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
1729 has_mask_store field of vect_info.
1730 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
1731 vectorized loops having masked stores after vec_info destroy.
1732 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
1733 correspondent macros.
1734 (optimize_mask_stores): Add prototype.
1736 2016-02-02 Alan Modra <amodra@gmail.com>
1739 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
1742 2016-02-02 Alan Modra <amodra@gmail.com>
1745 * config/rs6000/rs6000.c (need_toc_init): New var, set it
1746 whenever toc_label_name used.
1747 (rs6000_file_start): Don't set up toc section here,
1748 (rs6000_output_function_epilogue): do so here instead,
1749 (rs6000_xcoff_file_start): and here.
1750 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
1751 (load_toc_aix_di): Likewise.
1753 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1755 PR rtl-optimization/69592
1756 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
1757 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
1758 (num_sign_bit_copies_binary_arith_p): New inline function.
1759 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
1761 2016-02-01 Jeff Law <law@redhat.com>
1763 PR tree-optimization/69580
1764 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
1765 * tree-ssa-threadbackward.c
1766 (fsm_find_control_statement_thread_paths): Do not try to walk
1767 through large PHI nodes.
1769 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1771 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
1772 when count is incremented above limit, don't analyze further
1775 * omp-low.c (oacc_parse_default_dims): Avoid
1776 -Wsign-compare warning, make sure value fits into int
1777 rather than just unsigned int.
1779 2016-02-01 Bin Cheng <bin.cheng@arm.com>
1781 PR tree-optimization/67921
1782 * fold-const.c (split_tree): New parameters. Convert pointer
1783 type variable part to proper type before negating.
1784 (fold_binary_loc): Pass new arguments to split_tree.
1786 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
1788 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
1789 (nvptx_goacc_validate_dims): Extend to handle global defaults.
1790 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
1791 * doc/tm.texti: Rebuilt.
1792 * doc/invoke.texi (fopenacc-dim): Document.
1793 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
1794 (append_compiler_options): Likewise.
1795 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
1796 (oacc_parse_default_dims): New.
1797 (oacc_validate_dims): Add USED arg. Select non-unity default when
1799 (oacc_loop_fixed_partitions): Return mask of used partitions.
1800 (oacc_loop_auto_partitions): Emit dump info.
1801 (oacc_loop_partition): Return mask of used partitions.
1802 (execute_oacc_device_lower): Parse default dimension arg. Adjust
1803 loop partitioning and validation calls.
1805 2016-02-01 Richard Biener <rguenther@suse.de>
1808 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
1810 2016-02-01 Richard Biener <rguenther@suse.de>
1812 PR tree-optimization/69574
1813 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
1814 of asserting return chrec_dont_know.
1816 2016-02-01 Martin Liska <mliska@suse.cz>
1818 * mem-stats-traits.h: Add copyright header.
1819 * mem-stats.h: Likewise.
1821 2016-02-01 Richard Biener <rguenther@suse.de>
1823 PR tree-optimization/69579
1824 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
1825 Do not propagate through abnormal PHI results.
1827 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
1829 * postreload.c (reload_cse_simplify): Remove dead code.
1831 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1833 PR rtl-optimization/69570
1834 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
1835 if there is more than one set, not if there is a single set.
1837 2016-02-01 Richard Henderson <rth@redhat.com>
1840 * combine.c (make_compound_operation): When looking through a
1841 subreg, make sure to re-extend to the width of the outer mode.
1843 2016-01-30 Jakub Jelinek <jakub@redhat.com>
1845 PR tree-optimization/69546
1846 * wide-int.cc (wi::divmod_internal): For unsigned division
1847 where both operands fit into uhwi, if o1 is 1 and o0 has
1848 msb set, if divident_prec is larger than bits per hwi,
1849 clear another quotient word and return 2 instead of 1.
1850 Similarly for remainder with msb in HWI set, if dividend_prec
1851 is larger than bits per hwi.
1853 2016-01-29 Martin Jambor <mjambor@suse.cz>
1855 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
1856 Use short lowercase names.
1857 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
1858 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
1859 acq_rel one. Protect warning agains segfaults if
1860 get_memory_order_name returns NULL.
1861 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
1862 with release semantics. Do not warn if get_memory_order already did.
1863 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
1864 semantics. Fix check for relaxed or acquire semantics. Do not warn
1865 if get_memory_order already did.
1867 2016-01-29 Sebastian Pop <s.pop@samsung.com>
1869 * doc/install.texi: Document that isl-0.16 is supported.
1871 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
1874 * config/i386/constraints.md (Bm): Describe as special memory
1876 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
1877 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1878 * genpreds.c (struct constraint_data): Add is_special_memory.
1879 (have_special_memory_constraints, special_memory_start): New
1881 (special_memory_end): Ditto.
1882 (add_constraint): Add new arg is_special_memory. Add code to
1883 process its true value. Update have_special_memory_constraints.
1884 (process_define_constraint): Pass the new arg.
1885 (process_define_register_constraint): Ditto.
1886 (choose_enum_order): Process special memory.
1887 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
1888 function insn_extra_special_memory_constraint.
1889 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1890 * gensupport.c (process_rtx): Process
1891 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1892 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
1893 * ira-lives.c (single_reg_class): Use
1894 insn_extra_special_memory_constraint.
1895 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
1896 * lra-constraints.c (process_alt_operands): Ditto.
1897 (curr_insn_transform): Use insn_extra_special_memory_constraint.
1898 * recog.c (asm_operand_ok, preprocess_constraints): Process
1900 * reload.c (find_reloads): Ditto.
1901 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
1902 * stmt.c (parse_input_constraint): Use
1903 insn_extra_special_memory_constraint.
1905 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1908 * lra-splill.c (lra_final_code_change): Revert r229087 by
1909 removing all sub-registers.
1911 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
1914 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
1916 2016-01-29 Jakub Jelinek <jakub@redhat.com>
1919 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
1920 SSE1, copy target into the temporary reg first before recursing
1923 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1925 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
1928 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1930 * ginclude/stdarg.h: Test __cplusplus instead of
1931 __GXX_EXPERIMENTAL_CXX0X__.
1933 2016-01-29 Richard Biener <rguenther@suse.de>
1935 PR tree-optimization/69547
1936 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1937 Do not mark clobbers necessary.
1938 (mark_all_reaching_defs_necessary_1): Likewise.
1940 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1942 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
1943 declaration name with %qs and print it in both error messages.
1944 Also fix indentation.
1946 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1949 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
1950 trailing blank line from error message.
1952 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1955 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
1958 2016-01-29 Richard Biener <rguenther@suse.de>
1961 * match.pd: Allow all integral types when simplifying a
1962 widening or sign-changing conversion.
1964 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1966 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
1967 back to setting codegen_error to fail codegen.
1969 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
1972 * config/i386/constraints.md (C): Only accept constant zero operand.
1973 (BC): New constraint.
1974 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
1975 instead of C constraint.
1976 * doc/md.texi (Machine Constraints): Update description
1979 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
1982 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
1984 2016-01-28 Jakub Jelinek <jakub@redhat.com>
1987 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
1990 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
1992 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
1993 branches if using guessed profile.
1995 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
1997 * graphite-optimize-isl.c (optimize_isl): Fix dump.
1999 2016-01-28 Richard Henderson <rth@redhat.com>
2002 * config/aarch64/aarch64-modes.def (CC_Cmode): New
2003 * config/aarch64/aarch64-protos.h: Update.
2004 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
2005 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
2006 (aarch64_get_condition_code_1): Handle CC_Cmode.
2007 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
2008 (*add<mode>3_compareC_cconly_imm): New.
2009 (*add<mode>3_compareC_cconly): New.
2010 (*add<mode>3_compareC_imm): New.
2011 (add<mode>3_compareC): New.
2012 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
2013 to be first. Use aarch64_carry_operation.
2014 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
2015 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
2016 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
2017 (subti3): Use subdi3_compare1.
2018 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
2019 (sub<mode>3_compare1): New.
2020 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
2021 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
2022 (*subsi3_carryin_uxtw): Likewise.
2023 (*ngc<mode>, *ngcsi_uxtw): Likewise.
2024 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
2025 * config/aarch64/iterators.md (DWI): New.
2026 * config/aarch64/predicates.md (aarch64_carry_operation): New.
2027 (aarch64_borrow_operation): New.
2029 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
2031 * graphite-optimize-isl.c (optimize_isl): Print a different debug
2032 message when isl does not return a valid schedule.
2034 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2036 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
2037 Remove comments from class declarations: they are already in the code
2040 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2042 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
2044 (ternary_op_to_tree): Same.
2045 (unary_op_to_tree): Same.
2046 (nary_op_to_tree): Same.
2047 (gcc_expression_from_isl_expr_op): Same.
2048 (gcc_expression_from_isl_expression): Same.
2049 (graphite_create_new_loop): Same.
2050 (graphite_create_new_loop_guard): Same.
2051 (build_iv_mapping): Same.
2052 (graphite_create_new_guard): Same.
2053 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
2054 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
2056 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2058 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
2059 instead of setting codegen_error to fail codegen.
2061 2016-01-28 Jason Merrill <jason@redhat.com>
2063 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
2065 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2067 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
2068 Remove CONST_INT_P check in CCMP cost calculation.
2070 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2072 * config/aarch64/aarch64.c (generic_vector_cost):
2073 Set vec_permute_cost.
2074 (cortexa57_vector_cost): Likewise.
2075 (exynosm1_vector_cost): Likewise.
2076 (xgene1_vector_cost): Likewise.
2077 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
2078 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
2079 Add vec_permute_cost entry.
2081 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2083 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
2085 (add<mode>3_compare0): Likewise.
2086 (addsi3_compare0_uxtw): Likewise.
2087 (add<mode>3nr_compare0): Likewise.
2088 (compare_neg<mode>): Likewise.
2089 (<optab><mode>3): Likewise.
2091 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
2093 * tree-vect-stmts.c (vectorizable_comparison): Add
2094 NULL check for vectype.
2096 2016-01-28 Richard Biener <rguenther@suse.de>
2098 PR tree-optimization/69466
2099 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
2100 Account for PHIs we couldn't duplicate.
2102 2016-01-28 Martin Liska <mliska@suse.cz>
2105 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
2106 instead of ENABLE_VALGRIND_CHECKING.
2108 2016-01-27 Richard Henderson <rth@redhat.com>
2111 * lra-remat.c (subreg_regs): New.
2112 (dump_candidates_and_remat_bb_data): Dump it.
2113 (operand_to_remat): Reject if operand in subreg_regs.
2114 (set_bb_regs): Collect subreg_regs.
2115 (lra_remat): Init and free subreg_regs. Compute
2116 calculate_local_reg_remat_bb_data before create_cands.
2118 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
2121 * config/i386/i386.c (ix86_update_stack_boundary): Don't
2122 change stack_alignment_needed for __tls_get_addr call.
2124 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
2126 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
2128 2016-01-27 Jeff Law <law@redhat.com>
2130 PR tree-optimization/68398
2131 PR tree-optimization/69196
2132 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
2133 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
2134 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2135 Only count PHIs in the last block in the path. The others will
2136 const/copy propagate away. Add heuristic to allow more irreducible
2137 subloops to be created when it is likely profitable to do so.
2139 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2140 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
2141 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
2143 2016-01-27 Jakub Jelinek <jakub@redhat.com>
2146 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
2147 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
2148 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
2149 * tree-streamer-in.c: Include asan.h.
2150 (streamer_get_builtin_tree): For builtins in sanitizer
2151 range call initialize_sanitizer_builtins and retry.
2153 2016-01-27 Ian Lance Taylor <iant@google.com>
2155 * common.opt (fkeep-gc-roots-live): New undocumented option.
2156 * tree-ssa-loop-ivopts.c (add_candidate_1): If
2157 -fkeep-gc-roots-live, skip pointers.
2158 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
2161 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
2164 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
2165 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
2167 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
2170 * configure.ac: NetBSD provides SSP in its C library.
2171 * configure: Updated.
2173 2016-01-27 Richard Biener <rguenther@suse.de>
2175 PR tree-optimization/69166
2176 * tree-vect-loop.c (vect_is_simple_reduction): Always check
2177 reduction code for commutativity / associativity.
2179 2016-01-27 Martin Jambor <mjambor@suse.cz>
2181 PR tree-optimization/69355
2182 * tree-sra.c (analyze_access_subtree): Correct hole detection when
2183 total_scalarization fails.
2185 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
2187 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
2190 2016-01-27 Christian Bruel <christian.bruel@st.com>
2193 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
2194 Move arm_reset_previous_fndecl and set_target_option_current_node in
2195 the conditional part. Call save_restore_target_globals.
2196 * config/arm/arm.c (arm_set_current_function):
2197 Refactor to better support #pragma target and attribute mix.
2198 Call save_restore_target_globals.
2199 * config/arm/arm-protos.h (save_restore_target_globals): New function.
2201 2016-01-27 Martin Liska <mliska@suse.cz>
2203 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
2204 reference for an HSA kernel and its host function.
2206 2016-01-27 Jakub Jelinek <jakub@redhat.com>
2208 PR tree-optimization/69399
2209 * wide-int.h (wi::lrshift): For larger precisions, only
2210 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
2212 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
2214 * config/arc/predicates.md (proper_comparison_operator): Reject
2215 constant-constant comparison.
2217 2016-01-26 Tom de Vries <tom@codesourcery.com>
2219 PR tree-optimization/69110
2220 * tree-data-ref.c (initialize_data_dependence_relation): Handle
2221 DR_NUM_DIMENSIONS == 0.
2223 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
2224 Sebastian Pop <s.pop@samsung.com>
2226 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
2227 isl_ast_op_cond and isl_ast_op_select.
2228 (gcc_expression_from_isl_expr_op): Same.
2230 2016-01-26 Jason Merrill <jason@redhat.com>
2233 * tree.c (recompute_constructor_flags): Split out from
2235 (verify_constructor_flags): New.
2236 * tree.h: Declare them.
2238 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
2240 PR rtl-optimization/69217
2241 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
2242 are no TYPE_FIELDS set for the record type.
2244 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2247 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
2248 toc_label_name unconditionally.
2249 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
2250 SYMBOL_REF string. Use toc_label_name instead of constructing
2252 (rs6000_elf_declare_function_name): Use toc_label_name instead of
2253 constructing LCTOC1.
2255 2016-01-26 Martin Sebor <msebor@redhat.com>
2258 * doc/extend.texi (Common Type Attributes): Move text that talks about
2259 attribute packed from attribute aligned to the section discussing
2260 the former attribute for clarity.
2262 2016-01-26 Richard Henderson <rth@redhat.com>
2265 * trans-mem.c (tm_region_init): Mark entry block as visited.
2267 2016-01-26 David Malcolm <dmalcolm@redhat.com>
2270 * diagnostic-show-locus.c (layout::print_source_line): Replace
2271 call to pp_newline with call to layout::print_newline.
2272 (layout::print_annotation_line): Likewise.
2273 (layout::move_to_column): Likewise.
2274 (layout::print_any_fixits): After printing any fixits, print a
2275 trailing newline, if necessary.
2276 (layout::print_newline): New method, resetting any colorization
2278 (diagnostic_show_locus): Move the pp_newline to before the
2279 early bailout. Remove dummy block enclosing the layout instance.
2280 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
2281 of pp_newline_and_flush with pp_flush.
2282 (diagnostic_append_note): Delete use of pp_newline.
2283 (diagnostic_append_note_at_rich_loc): Delete.
2284 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
2285 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
2286 when newline characters are added to the buffer.
2288 2016-01-26 Michael Matz <matz@suse.de>
2290 * configure.ac (ac_cv_std_swap_in_utility): New test.
2291 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
2292 * configure: Regenerate.
2293 * config.in: Regenerate.
2295 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
2297 * config/arc/arc.md (cstoresi4): Force operand into register.
2298 (arcset<code>): Fix predicate.
2299 (arcsetltu): Likewise.
2300 (arcsetgeu): Likewise.
2301 (arcsethi): Likewise.
2302 (arcsetls): Likewise.
2304 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2306 PR tree-optimization/69483
2307 * gimple-fold.c (canonicalize_constructor_val): Return NULL
2308 if base has error_mark_node type.
2310 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
2313 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
2314 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
2316 (vget_lane_f16): Handle big-endian.
2317 (vgetq_lane_f16): Likewise.
2318 (vset_lane_f16): Likewise.
2319 (vsetq_lane_f16): Likewise.
2320 * config/arm/iterators.md (VQXMOV): Add V8HF.
2321 (VDQ): Add V4HF and V8HF.
2322 (V_reg): Handle V4HF and V8HF.
2323 (Is_float_mode): Likewise.
2324 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
2325 neon_vdup_nv8hf): New patterns.
2326 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
2327 Use VD_LANE iterator.
2328 (neon_vld1_dup<mode>): Use VQ2 iterator.
2330 2016-01-26 Nathan Sidwell <nathan@acm.org>
2332 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
2333 (set_oacc_fn_attrib): Add IS_KERNEL arg.
2334 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
2335 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
2336 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
2337 (oacc_validate_dims): Add LEVEL arg, don't return level.
2338 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
2340 (execute_oacc_device_lower): Adjust, add more dump output.
2341 * tree-ssa-loop.c (gate_oacc_kernels): Use
2342 oacc_fn_attrib_kernels_p.
2343 * tree-parloops.c (create_parallel_loop): Adjust
2344 set_oacc_fn_attrib call.
2346 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2349 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
2350 (append_compiler_options): Handle -fcilkplus.
2351 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
2353 2016-01-26 Nick Clifton <nickc@redhat.com>
2356 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
2357 been marked as DECL_ONE_ONLY but we do not the means to make it
2358 so, then do not allow it to bind locally.
2360 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2363 * opts.h (parse_sanitizer_options): New prototype.
2364 * opts.c (sanitizer_opts): New array.
2365 (parse_sanitizer_options): New function.
2366 (common_handle_option): Use parse_sanitizer_options.
2368 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
2371 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
2372 alignment adjustment to ...
2373 (ix86_update_stack_boundary): Here. Don't over-align stack for
2375 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
2376 if __tls_get_addr is called.
2378 2016-01-26 Christian Bruel <christian.bruel@st.com>
2380 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
2382 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
2384 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
2386 2016-01-26 Richard Biener <rguenther@suse.de>
2389 * match.pd: Guard X * CST CMP 0 pattern with single_use.
2391 2016-01-26 Richard Biener <rguenther@suse.de>
2393 PR tree-optimization/69452
2394 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
2395 (move_computations_dom_walker::before_dom_children): Rename
2397 (move_computations_worker): This.
2398 (move_computations): Perform an RPO rather than a DOM walk.
2400 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2403 * combine.c (combine_instructions): For REG_EQUAL note with
2404 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
2405 to the underlying register.
2406 * doc/rtl.texi (REG_EQUAL): Document the behavior of
2407 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
2409 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
2412 * config/aarch64/aarch64-builtins.c
2413 (aarch64_init_simd_builtin_types): Do not set structural
2414 equality to __Poly{8,16,64,128}_t types.
2416 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
2418 PR tree-optimization/69400
2419 * wide-int.cc (wi_pack): Take the precision as argument and
2420 perform canonicalization here rather than in the callers.
2421 Use the main loop to handle all full-width HWIs. Add a
2422 zero HWI if in_len isn't a full result.
2423 (wi::divmod_internal): Update accordingly.
2424 (wi::mul_internal): Likewise. Simplify.
2426 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
2427 Sebastian Pop <s.pop@samsung.com>
2429 * graphite-poly.c (apply_poly_transforms): Simplify.
2430 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
2431 (print_isl_map): Same.
2432 (print_isl_union_map): Same.
2433 (print_isl_schedule): New.
2434 (debug_isl_schedule): New.
2435 * graphite-dependences.c (scop_get_reads): Do not call
2436 isl_union_map_add_map that is undocumented isl functionality.
2437 (scop_get_must_writes): Same.
2438 (scop_get_may_writes): Same.
2439 (scop_get_original_schedule): Remove.
2440 (scop_get_dependences): Do not call isl_union_map_compute_flow that
2441 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
2442 (compute_deps): Remove.
2443 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
2444 (debug_schedule_ast): New.
2445 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
2446 set_separate_option.
2447 (graphite_regenerate_ast_isl): Add dump.
2448 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
2449 from scop->transformed_schedule.
2450 (graphite_regenerate_ast_isl): Add more dump.
2451 * graphite-optimize-isl.c (optimize_isl): Set
2452 scop->transformed_schedule. Check whether schedules are equal.
2453 (apply_poly_transforms): Move here.
2454 * graphite-poly.c (apply_poly_transforms): ... from here.
2455 (free_poly_bb): Static.
2456 (free_scop): Static.
2457 (pbb_number_of_iterations_at_time): Remove.
2458 (print_isl_ast): New.
2459 (debug_isl_ast): New.
2460 (debug_scop_pbb): New.
2461 * graphite-scop-detection.c (print_edge): Move.
2463 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
2464 (build_scop_scattering): Remove.
2465 (create_pw_aff_from_tree): Assert instead of bailing out.
2466 (add_condition_to_pbb): Remove unused code, do not fail.
2467 (add_conditions_to_domain): Same.
2468 (add_conditions_to_constraints): Remove.
2469 (build_scop_context): New.
2470 (add_iter_domain_dimension): New.
2471 (build_iteration_domains): Initialize pbb->iterators.
2472 Call add_conditions_to_domain.
2475 (index_outermost_in_loop): New.
2476 (index_pbb_in_loop): New.
2477 (outermost_pbb_in): New.
2478 (add_in_sequence): New.
2479 (add_outer_projection): New.
2480 (outer_projection_mupa): New.
2481 (add_loop_schedule): New.
2482 (build_schedule_pbb): New.
2483 (build_schedule_loop): New.
2484 (embed_in_surrounding_loops): New.
2485 (build_schedule_loop_nest): New.
2486 (build_original_schedule): New.
2487 (build_poly_scop): Call build_original_schedule.
2488 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
2489 (free_poly_dr): Remove.
2490 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
2491 (free_poly_bb): Remove.
2492 (debug_loop_vec): Remove.
2493 (print_isl_ast): Declare.
2494 (debug_isl_ast): Declare.
2495 (scop_do_interchange): Remove.
2496 (scop_do_strip_mine): Remove.
2497 (scop_do_block): Remove.
2498 (flatten_all_loops): Remove.
2499 (optimize_isl): Remove.
2500 (pbb_number_of_iterations_at_time): Remove.
2501 (debug_scop_pbb): Declare.
2502 (print_schedule_ast): Declare.
2503 (debug_schedule_ast): Declare.
2504 (struct scop): Remove schedule. Add original_schedule,
2505 transformed_schedule.
2506 (free_gimple_poly_bb): Remove.
2507 (print_generated_program): Remove.
2508 (debug_generated_program): Remove.
2509 (unify_scattering_dimensions): Remove.
2510 * sese.c (print_edge): ... here.
2511 (print_sese): ... here.
2512 (debug_edge): ... here.
2513 (debug_sese): ... here.
2514 * sese.h (print_edge): Declare.
2515 (print_sese): Declare.
2516 (dump_edge): Declare.
2517 (dump_sese): Declare.
2519 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
2520 Sebastian Pop <s.pop@samsung.com>
2522 * Makefile.in: Set ISLVER in site.exp.
2524 2016-01-25 Jakub Jelinek <jakub@redhat.com>
2526 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
2527 DECL_VALUE_EXPR of new_var even for the non-array case. Look
2528 through DECL_VALUE_EXPR for expansion.
2530 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
2532 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
2533 the frame info after reload completed.
2535 2016-01-25 Jeff Law <law@redhat.com>
2537 PR tree-optimization/69196
2538 PR tree-optimization/68398
2539 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
2540 tree-ssa-threadupdate.c.
2541 (determine_bb_domination_status): Prototype
2542 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
2543 (determine_bb_domination_status): No longer static.
2544 (valid_jump_thread_path): Remove code to detect characteristics
2545 of the jump thread path not associated with correctness.
2546 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
2547 Correct test for thread path length. Count PHIs for real operands as
2548 statements that need to be copied. Do not count ASSERT_EXPRs.
2549 Look at all the blocks in the thread path. Compute and selectively
2550 filter thread paths based on threading through the latch, threading
2551 a multiway branch or crossing a multiway branch.
2553 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2555 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
2556 decl with __attribute__ ((unused)) annotation.
2558 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
2561 * tree-vect-stmts.c (vectorizable_condition): Check vectype
2562 of operands is compatible with a statement vectype.
2564 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
2566 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
2567 improve wording for mixed storage order support.
2569 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
2571 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
2572 (vcvt_u64_f64): Likewise.
2573 (vcvta_s64_f64): Likewise.
2574 (vcvta_u64_f64): Likewise.
2575 (vcvtm_s64_f64): Likewise.
2576 (vcvtm_u64_f64): Likewise.
2577 (vcvtn_s64_f64): Likewise.
2578 (vcvtn_u64_f64): Likewise.
2579 (vcvtp_s64_f64): Likewise.
2580 (vcvtp_u64_f64): Likewise.
2582 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
2584 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
2585 (arc_init): Check validity mll64 option.
2586 (arc_save_restore): Use double load/store instruction.
2587 (arc_expand_movmem): Likewise.
2588 (arc_split_move): Don't split if we have double load/store
2589 instructions. Returns a boolean.
2590 (arc_process_double_reg_moves): Change function to return boolean
2591 instead of a sequence of instructions.
2592 (arc_dwarf_register_span): New function.
2593 * config/arc/arc-protos.h (arc_split_move): Change prototype.
2594 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
2595 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
2596 (*movdf_insn): Likewise.
2597 * config/arc/arc.opt (mll64): New option.
2598 * config/arc/predicates.md (even_register_operand): New predicate.
2599 * doc/invoke.texi (ARC Options): Add mll64 documentation.
2601 2016-01-25 Richard Biener <rguenther@suse.de>
2604 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
2605 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
2607 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
2609 2016-01-25 Richard Biener <rguenther@suse.de>
2611 PR tree-optimization/69376
2612 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
2614 (VN_INFO_ANTI_RANGE_P): New inline.
2615 (VN_INFO_RANGE_TYPE): Likewise.
2616 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
2617 SSA_NAME_ANTI_RANGE_P.
2618 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
2619 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2620 Properly query VN_INFO_RANGE_TYPE.
2622 2016-01-25 Nick Clifton <nickc@redhat.com>
2625 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
2627 2016-01-23 Tom de Vries <tom@codesourcery.com>
2629 PR tree-optimization/69426
2630 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
2633 2016-01-23 Jakub Jelinek <jakub@redhat.com>
2635 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
2636 "the the" with "the" in the comments.
2637 * ipa-devirt.c (build_type_inheritance_graph,
2638 update_type_inheritance_graph): Likewise.
2639 * tree.c (build_function_type_list_1): Likewise.
2640 * cfgloopmanip.c (scale_loop_profile): Likewise.
2641 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
2642 * gimple-ssa-split-paths.c
2643 (find_block_to_duplicate_for_splitting_paths): Likewise.
2644 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
2645 * expr.c (convert_move): Likewise.
2646 * var-tracking.c (vt_stack_adjustments): Likewise.
2647 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2648 * tree-vrp.c (test_for_singularity): Likewise.
2650 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
2651 directly instead of building a temporary tree.
2654 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
2655 remove <algorithm> include.
2657 2016-01-22 Jakub Jelinek <jakub@redhat.com>
2660 * config/i386/i386.c: Include dojump.h.
2661 (expand_small_movmem_or_setmem,
2662 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
2664 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
2665 if dynamic_check != -1.
2667 2016-01-21 Jeff Law <law@redhat.com>
2670 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
2671 record_temporary_equivalences. Rewritten to avoid unnecessary calls
2672 into dominated_by_p.
2673 (cprop_into_successor_phis): Avoid unnecessary tests.
2675 2016-01-22 Richard Henderson <rth@redhat.com>
2678 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
2679 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
2681 2016-01-22 Michael Matz <matz@suse.de>
2683 * system.h (string, algorithm): Include only conditionally.
2684 (new): Include always under C++.
2685 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
2686 * final.c (toplevel): Ditto.
2687 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
2688 * genconditions.c (write_header): Make gencondmd.c define
2690 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
2692 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
2693 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
2695 2016-01-22 Christian Bruel <christian.bruel@st.com>
2698 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
2700 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2703 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
2704 define_insn_and_split. Ensure operands[1] and operands[0] do not
2705 get assigned the same register.
2707 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
2709 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
2711 2016-01-22 Christian Bruel <christian.bruel@st.com>
2713 * config/arm/arm-c.c (arm_pragma_target_parse):
2714 Remove warn_builtin_macro_redefined overwrite.
2716 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
2718 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
2719 flag_non_call_exceptions compatibility.
2721 2016-01-22 Jakub Jelinek <jakub@redhat.com>
2724 * dwarf2out.c (add_child_die_after): New function.
2725 (dwarf_qual_info_t): New type.
2726 (dwarf_qual_info): New variable.
2727 (qualified_die_p): New function.
2728 (modified_type_die): For -fdebug-types-section, ensure
2729 canonical order of qualifiers. Put qualified DIEs adjacent
2730 to the corresponding non-qualified type DIE and search there
2731 for existing qualified DIEs.
2733 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
2735 * doc/extend.texi (scalar_storage_order type attribute): Document
2736 restriction on type punning and aliasing, and remove future tense.
2738 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
2741 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
2744 2016-01-21 Jeff Law <law@redhat.com>
2747 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
2748 useless call to record_temporary_equivalences.
2749 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
2750 allocate 10 slots in the bb_path vector and let it grow as needed.
2751 (fsm_find_control_statement_thread_paths): Similarly for the next_path
2754 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2756 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
2758 * configure: Regenerate.
2760 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
2762 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
2763 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
2765 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
2768 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
2769 drop EXPAND_INITIALIZER.
2770 * rtl.h (contains_symbolic_reference_p): Declare.
2771 * rtlanal.c (contains_symbolic_reference_p): New function.
2772 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
2773 a subtraction into a NOT if symbolic constants are involved.
2775 2016-01-21 Anton Blanchard <anton@samba.org>
2776 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2779 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
2781 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
2784 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2786 * config/microblaze/microblaze.c
2787 (get_branch_target): New.
2788 (insert_wic_for_ilb_runout): New.
2790 (microblaze_machine_dependent_reorg): New.
2791 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
2792 * config/microblaze/microblaze.md
2793 (UNSPEC_IPREFETCH): Define.
2794 (iprefetch): New pattern
2795 * config/microblaze/microblaze.opt
2796 (mxl-prefetch): New flag.
2798 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2800 * config/microblaze/microblaze.h
2801 (FIXED_REGISTERS): Update in macro.
2802 (CALL_USED_REGISTERS): Update in macro.
2804 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
2806 PR rtl-optimization/68920
2807 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
2810 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
2812 PR rtl-optimization/68990
2813 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
2814 pseudo instead of inheritance ones.
2816 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2817 Nick Clifton <nickc@redhat.com>
2821 * config/mips/mips.c (mips_compute_frame_info): Initialise
2822 args_size and hard_frame_pointer_offset fields of the frame
2823 structure before calling mips_global_pointer.
2825 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2827 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
2829 * configure: Regenerate.
2831 2016-01-21 Richard Biener <rguenther@suse.de>
2833 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
2835 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2837 * config/s390/s390.c (s390_asm_declare_function_size): Add code
2838 to actually emit the .size directive.
2840 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
2841 Jakub Jelinek <jakub@redhat.com>
2845 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
2846 args array size by one to avoid buffer overflow.
2848 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2850 * config/s390/s390.md (pool_section_start): Use switch_to_section
2851 to select proper read-only data section instead of hardcoding
2853 (pool_section_end): Use switch_to_section to match the above.
2855 2016-01-21 Richard Biener <rguenther@suse.de>
2857 PR tree-optimization/69378
2858 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
2859 (set_ssa_val_to): Use it for dominance checks taking into
2860 account not executable edges.
2862 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2865 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
2866 for bitsize instead of GET_MODE_PRECISION (mode).
2868 2016-01-20 Martin Sebor <msebor@redhat.com>
2871 * extend.texi (__sync Builtins): Clarify the semantics of
2872 __sync_fetch_and_OP built-ins on pointers.
2873 (__atomic Builtins): Same.
2875 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2876 Sebastian Pop <s.pop@samsung.com>
2878 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
2879 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
2880 (is_valid_rename): Same.
2881 (translate_isl_ast_to_gimple::get_rename): Same.
2882 (translate_isl_ast_to_gimple::rename_all_uses): Same.
2883 (translate_isl_ast_to_gimple::rename_uses): Same.
2884 (get_new_name): Check for close_phi nodes.
2885 (copy_loop_phi_args): Use phi_node_kind.
2886 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
2887 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
2889 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2890 Sebastian Pop <s.pop@samsung.com>
2892 Revert commit r229783.
2893 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
2894 Remove use of parameter_rename_map.
2896 (copy_internal_parameters): Remove.
2897 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
2898 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
2899 (free_sese_info): Do not free parameter_rename_map.
2900 (set_rename): Do not use parameter_rename_map.
2901 (rename_uses): Update call to set_rename.
2902 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
2903 * sese.h (parameter_rename_map_t): Remove.
2904 (struct sese_info_t): Remove field parameter_rename_map.
2906 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2907 Sebastian Pop <s.pop@samsung.com>
2909 * graphite-isl-ast-to-gimple.c: Fix comment.
2910 * graphite-scop-detection.c (defined_in_loop_p): New.
2911 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
2912 names defined in loop.
2914 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2915 Sebastian Pop <s.pop@samsung.com>
2917 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2918 Discard unstructured if-then-else regions.
2920 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2921 Sebastian Pop <s.pop@samsung.com>
2923 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
2924 (cleanup_loop_iter_dom): Remove.
2925 (build_loop_iteration_domains): Remove.
2926 (build_scop_context): Remove.
2927 (build_scop_iteration_domain): Remove.
2928 (add_loop_constraints): New.
2929 (build_iteration_domains): New.
2930 (build_poly_scop): Call build_iteration_domains.
2932 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2933 Sebastian Pop <s.pop@samsung.com>
2935 * graphite-scop-detection.c
2936 (scop_detection::harmful_loop_in_region): Free dom and loops.
2937 (scop_detection::loop_body_is_valid_scop): Free bbs.
2939 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2940 Sebastian Pop <s.pop@samsung.com>
2942 * graphite-scop-detection.c (record_loop_in_sese): New.
2943 (gather_bbs::before_dom_children): Call record_loop_in_sese.
2944 (build_scops): Remove call to build_sese_loop_nests.
2945 * sese.c (sese_record_loop): Remove.
2946 (build_sese_loop_nests): Remove.
2947 (new_sese_info): Remove region->loops.
2948 (free_sese_info): Same.
2949 * sese.h (sese_contains_loop): Same.
2950 (build_sese_loop_nests): Remove.
2951 (sese_contains_loop): Remove.
2953 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2954 Sebastian Pop <s.pop@samsung.com>
2956 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
2957 loop_is_valid_in_scop.
2958 (scop_detection::harmful_stmt_in_region): Renamed
2959 harmful_loop_in_region.
2960 Call loop_is_valid_in_scop.
2962 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2963 Sebastian Pop <s.pop@samsung.com>
2965 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
2968 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2969 Sebastian Pop <s.pop@samsung.com>
2971 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
2972 * graphite.h (struct poly_bb): Remove field is_reduction.
2973 (PBB_IS_REDUCTION): Remove.
2975 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2976 Sebastian Pop <s.pop@samsung.com>
2978 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
2979 (add_pdr_constraints): Same.
2980 (scop_get_reads): Same.
2981 (scop_get_must_writes): Same.
2982 (scop_get_may_writes): Same.
2983 (scop_get_original_schedule): Same.
2984 (extend_schedule): Same.
2985 (apply_schedule_on_deps): Same.
2986 (carries_deps): Same.
2987 (compute_deps): Same.
2988 (scop_get_dependences): Same.
2989 * graphite-isl-ast-to-gimple.c
2990 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
2991 * graphite-optimize-isl.c (get_schedule_for_band): Same.
2992 (get_schedule_for_band_list): Same.
2993 (get_schedule_map): Same.
2994 (apply_schedule_map_to_scop): Same.
2995 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2996 (build_loop_iteration_domains): Same.
2997 (add_condition_to_pbb): Same.
2998 (add_param_constraints): Same.
2999 (pdr_add_memory_accesses): Same.
3000 (pdr_add_data_dimensions): Same.
3002 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
3004 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
3007 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
3009 * common.opt (feliminate-dwarf2-dups): Replace references to
3010 "DWARF 2" with just "DWARF".
3011 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
3012 * doc/extend.texi: Likewise.
3013 * doc/cpp.texi: Likewise.
3014 * doc/invoke.texi: Likewise.
3015 (Option Summary): Add -gdwarf to list of Debugging Options.
3016 (Debugging Options): Document -gdwarf.
3017 * doc/contrib.texi: Spell "DWARF" like that.
3019 2016-01-21 Jakub Jelinek <jakub@redhat.com>
3021 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
3022 warning. Fix up formatting.
3025 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
3026 attempt to mark memory input operand addressable and
3027 call prepare_gimple_addressable in that case. Don't adjust
3028 input_location for diagnostics, use error_at instead.
3030 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
3032 * config/rs6000/ppc-auxv.h: New file.
3033 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
3035 (cpu_supports): Likewise.
3036 * config/rs6000/rs6000.c: include "ppc-auxv.h".
3037 (cpu_is_info): New variable.
3038 (cpu_supports_info): Likewise.
3039 (tcb_verification_symbol): Likewise.
3040 (cpu_builtin_p): Likewise.
3041 (cpu_expand_builtin): New function.
3042 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
3043 (rs6000_init_builtins): Likewise.
3044 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
3045 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
3046 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
3047 * configure: Regenerate.
3048 * config.in: Likewise.
3049 * doc/extend.texi (PowerPC Built-in Functions): Document
3050 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
3052 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
3055 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
3057 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
3060 2016-01-20 Richard Henderson <rth@redhat.com>
3066 * tree.c (tm_define_builtin): New.
3067 (find_tm_vector_type): New.
3068 (build_tm_vector_builtins): New.
3069 (build_common_builtin_nodes): Call it.
3071 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
3073 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
3074 (arm_fp_ok): Likewise.
3076 (arm_crypto): Likewise.
3078 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
3079 Richard Biener <rguenther@suse.de>
3081 PR tree-optimization/69328
3082 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
3083 vectors have same number of elements.
3084 (vectorizable_condition): Fix masked version recognition.
3086 2016-01-20 Richard Biener <rguenther@suse.de>
3088 PR tree-optimization/69345
3089 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
3090 (VN_INFO_PTR_INFO): Likewise.
3091 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
3092 info when it is equal between non-dominating SSA names.
3093 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3094 Make sure to look at original SSA infos.
3096 2016-01-20 Jeff Law <law@redhat.com>
3099 * config/m68k/predicates.md (pow2_m1_operand): New predicate
3101 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
3102 (pc_or_label_operand): New predicate.
3103 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
3104 tests for small integers that are 2^n - 1.
3106 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
3108 * doc/invoke.texi (Options Summary): Add '.' after @xref.
3110 2016-01-19 Jeff Law <law@redhat.com>
3113 * tree-ssa-threadbackwards.c
3114 (fsm_find_control_statement_thread_paths): Do not try to lookup
3115 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
3117 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3119 * doc/lto.texi: Remove text that says only Gold has linker plugin
3122 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
3124 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
3125 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
3126 the DIE accordingly.
3127 (modified_type_die): Add REVERSE parameter and pass it recursively,
3128 as well as to base_type_die. Adjust presence check accordingly.
3129 (base_type_for_mode): Adjust call to modified_type_die.
3130 (add_type_attribute): Add REVERSE parameter and pass it to
3132 (generic_parameter_die): Adjust call to add_type_attribute.
3133 (add_scalar_info): Likewise.
3134 (add_subscript_info): Likewise.
3135 (gen_array_type_die): Likewise.
3136 (gen_descr_array_type_die): Likewise.
3137 (gen_entry_point_die): Likewise.
3138 (gen_enumeration_type_die): Likewise.
3139 (gen_formal_parameter_die): Likewise.
3140 (gen_subprogram_die): Likewise.
3141 (gen_variable_die ): Likewise.
3142 (gen_const_die): Likewise.
3143 (gen_field_die): Likewise.
3144 (gen_pointer_type_die): Likewise.
3145 (gen_reference_type_die): Likewise.
3146 (gen_ptr_to_mbr_type_die): Likewise.
3147 (gen_inheritance_die): Likewise.
3148 (gen_subroutine_type_die): Likewise.
3149 (gen_typedef_die): Likewise.
3150 (force_type_die): Adjust call to modified_type_die.
3152 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
3154 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
3155 flow throughout the file. Fix broken link to Objective-C 2.0
3157 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
3160 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3162 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
3164 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3167 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
3168 (maybe_record_node): Record cxa_pure_virtual as the only possible
3169 target if there are not ohter candidates.
3170 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
3172 2016-01-19 Richard Biener <rguenther@suse.de>
3174 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
3175 (get_memory_order): Likewise.
3177 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
3179 * tree-vect-stmts.c (vectorizable_store): Check
3182 2016-01-19 David Malcolm <dmalcolm@redhat.com>
3185 * gcc.c (driver::decode_argv): Add call to
3186 init_opts_obstack before init_options_struct.
3187 * opts.c (init_opts_obstack): Remove idempotency.
3188 (init_options_struct): Replace call to init_opts_obstack
3189 with a gcc_assert to verify that it has already been called.
3190 * toplev.c (toplev::main): Add call to init_opts_obstack before
3191 calls to init_options_struct.
3192 (toplev::finalize): Move cleanup of opts_obstack next to
3193 cleanup of save_decoded_options, clearing the latter, and
3194 save_decoded_options_count.
3196 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3199 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
3200 attribute to unconditional. Remove %? from output template.
3202 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3203 Jiong Wang <jiong.wang@arm.com>
3205 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
3206 generated from different expand order.
3208 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3210 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
3211 Add support for CCMP costing.
3213 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3215 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
3216 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
3217 (fccmpe<mode>): Likewise.
3218 (fcmp): Rename to fcmp and globalize pattern.
3220 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
3221 (aarch64_gen_ccmp_next): Add FP support.
3223 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3225 * target.def (gen_ccmp_first): Update documentation.
3226 (gen_ccmp_next): Likewise.
3227 * doc/tm.texi (gen_ccmp_first): Update documentation.
3228 (gen_ccmp_next): Likewise.
3229 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
3230 expand_ccmp_expr_1. Improve comments.
3231 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
3232 (ccmp_ior<mode>): Remove pattern.
3233 (cmp<mode>): Remove expand.
3234 (cmp): Globalize pattern.
3235 (cstorecc4): Use cc_register.
3236 (mov<mode>cc): Remove ccmp_cc_register check.
3237 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
3238 Simplify after removal of CC_DNE/* modes.
3239 (aarch64_ccmp_mode_to_code): Remove.
3240 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
3241 In 'k' case use integer as condition.
3242 (aarch64_nzcv_codes): Remove inverted cases.
3243 (aarch64_code_to_ccmode): Remove.
3244 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
3245 comparison with CC register to be used in folowing CCMP/branch/CSEL.
3246 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
3247 pattern. Return the comparison with CC register. Invert conditions
3249 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
3250 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
3252 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3254 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
3255 instrumented_version.
3257 2016-01-19 Richard Biener <rguenther@suse.de>
3259 PR tree-optimization/69336
3260 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
3261 handled components with get_ref_base_and_extent.
3262 (equal_mem_array_ref_p): Adjust.
3264 2016-01-19 Jakub Jelinek <jakub@redhat.com>
3267 * shrink-wrap.c: Include valtrack.h.
3268 (move_insn_for_shrink_wrap): Add DEBUG argument. If
3269 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
3270 in between insn and where it will be moved to. Call
3271 dead_debug_insert_temp.
3272 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
3273 first and dead_debug_local_finish at the end.
3274 For uses and defs bitmap, handle all regs in between REGNO and
3275 END_REGNO, not just the first one.
3277 2016-01-19 Richard Biener <rguenther@suse.de>
3279 PR tree-optimization/69352
3280 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
3281 (equal_mem_array_ref_p): Constrain size and max size properly.
3282 Compare the reverse flag.
3284 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
3286 * ira.c (ira): Update regstat data if we deleted insns.
3288 2016-01-19 Jakub Jelinek <jakub@redhat.com>
3290 PR rtl-optimization/68955
3291 PR rtl-optimization/64557
3292 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
3293 here. Fix up formatting.
3294 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
3296 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3299 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
3300 assume that the node has body.
3301 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
3304 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3306 * lto-streamer-out.c (lto_output): Do not stream instrumentation
3309 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3311 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
3312 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
3314 2016-01-19 Martin Jambor <mjambor@suse.cz>
3315 Martin Liska <mliska@suse.cz>
3316 Michael Matz <matz@suse.de>
3318 * Makefile.in (OBJS): Add new source files.
3319 (GTFILES): Add hsa.c.
3320 * common.opt (disable_hsa): New variable.
3321 (-Whsa): New warning.
3322 * config.in (ENABLE_HSA): New.
3323 * configure.ac: Treat hsa differently from other accelerators.
3324 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
3326 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
3327 * doc/install.texi (Configuration): Document --with-hsa-runtime,
3328 --with-hsa-runtime-include, --with-hsa-runtime-lib and
3330 * doc/invoke.texi (-Whsa): Document.
3331 (hsa-gen-debug-stores): Likewise.
3332 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
3333 to invoke offload compiler for hsa acclerator.
3334 * opts.c (common_handle_option): Determine whether HSA offloading
3335 should be performed.
3336 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
3337 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
3338 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
3339 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
3340 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
3341 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
3342 GF_OMP_FOR_KIND_GRID_LOOP.
3343 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
3344 (pp_gimple_stmt_1): Likewise.
3345 * gimple-walk.c (walk_gimple_stmt): Likewise.
3346 * gimple.c (gimple_build_omp_grid_body): New function.
3347 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
3348 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
3349 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
3350 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
3351 GF_OMP_TEAMS_GRID_PHONY.
3352 (gimple_statement_omp_single_layout): Updated comments.
3353 (gimple_build_omp_grid_body): New function.
3354 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
3355 (gimple_omp_for_grid_phony): New function.
3356 (gimple_omp_for_set_grid_phony): Likewise.
3357 (gimple_omp_parallel_grid_phony): Likewise.
3358 (gimple_omp_parallel_set_grid_phony): Likewise.
3359 (gimple_omp_teams_grid_phony): Likewise.
3360 (gimple_omp_teams_set_grid_phony): Likewise.
3361 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
3362 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
3363 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
3364 (BUILT_IN_GOMP_TARGET): Updated type.
3365 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
3366 (adjust_for_condition): New function.
3367 (get_omp_for_step_from_incr): Likewise.
3368 (extract_omp_for_data): Moved parts to adjust_for_condition and
3369 get_omp_for_step_from_incr.
3370 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
3371 (fixup_child_record_type): Bail out if receiver_decl is NULL.
3372 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
3373 (scan_omp_parallel): Do not create child functions for phony
3375 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
3376 (scan_omp_1_op): Checking assert we are not remapping to
3377 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
3378 (parallel_needs_hsa_kernel_p): New function.
3379 (expand_parallel_call): Register apprpriate parallel child
3380 functions as HSA kernels.
3381 (grid_launch_attributes_trees): New type.
3382 (grid_attr_trees): New variable.
3383 (grid_create_kernel_launch_attr_types): New function.
3384 (grid_insert_store_range_dim): Likewise.
3385 (grid_get_kernel_launch_attributes): Likewise.
3386 (get_target_argument_identifier_1): Likewise.
3387 (get_target_argument_identifier): Likewise.
3388 (get_target_argument_value): Likewise.
3389 (push_target_argument_according_to_value): Likewise.
3390 (get_target_arguments): Likewise.
3391 (expand_omp_target): Call get_target_arguments instead of looking
3392 up for teams and thread limit.
3393 (grid_expand_omp_for_loop): New function.
3394 (grid_arg_decl_map): New type.
3395 (grid_remap_kernel_arg_accesses): New function.
3396 (grid_expand_target_kernel_body): New function.
3397 (expand_omp): Call it.
3398 (lower_omp_for): Do not emit phony constructs.
3399 (lower_omp_taskreg): Do not emit phony constructs but create for them
3400 a temporary variable receiver_decl.
3401 (lower_omp_taskreg): Do not emit phony constructs.
3402 (lower_omp_teams): Likewise.
3403 (lower_omp_grid_body): New function.
3404 (lower_omp_1): Call it.
3405 (grid_reg_assignment_to_local_var_p): New function.
3406 (grid_seq_only_contains_local_assignments): Likewise.
3407 (grid_find_single_omp_among_assignments_1): Likewise.
3408 (grid_find_single_omp_among_assignments): Likewise.
3409 (grid_find_ungridifiable_statement): Likewise.
3410 (grid_target_follows_gridifiable_pattern): Likewise.
3411 (grid_remap_prebody_decls): Likewise.
3412 (grid_copy_leading_local_assignments): Likewise.
3413 (grid_process_kernel_body_copy): Likewise.
3414 (grid_attempt_target_gridification): Likewise.
3415 (grid_gridify_all_targets_stmt): Likewise.
3416 (grid_gridify_all_targets): Likewise.
3417 (execute_lower_omp): Call grid_gridify_all_targets.
3418 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
3419 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
3420 (tree_omp_clause): Added union field dimension.
3421 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
3422 * tree.c (omp_clause_num_ops): Added number of arguments of
3423 OMP_CLAUSE__GRIDDIM_.
3424 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
3425 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
3426 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
3427 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
3428 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
3429 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
3430 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
3431 * tree-pass.h (make_pass_gen_hsail): Declare.
3432 (make_pass_ipa_hsa): Likewise.
3433 * ipa-hsa.c: New file.
3434 * lto-section-in.c (lto_section_name): Add hsa section name.
3435 * lto-streamer.h (lto_section_type): Add hsa section.
3436 * timevar.def (TV_IPA_HSA): New.
3437 * hsa-brig-format.h: New file.
3438 * hsa-brig.c: New file.
3439 * hsa-dump.c: Likewise.
3440 * hsa-gen.c: Likewise.
3443 * toplev.c (compile_file): Call hsa_output_brig.
3444 * hsa-regalloc.c: New file.
3446 2016-01-18 Jeff Law <law@redhat.com>
3448 PR tree-optimization/69320
3449 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
3450 ranged object, do nothing if the RHS constant is not [0..1].
3451 (optimize_stmt): Comparing a boolean ranged object against a
3452 constant outside [0..1] results in a compile-time constant.
3454 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
3457 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
3459 * doc/invoke.texi (Invoking GCC): Add new section to menu.
3460 (Option Summary): Update to reflect new section and moved options.
3461 (C++ Dialect Options): Move -fstats to new section.
3462 (Debugging Options): Move all dump, statistics, and other GCC
3463 developer options to new section. Rewrite section introduction
3464 and re-order remaining options to put the more basic ones first.
3465 (Optimization Options): Move -fira-verbose and -flto-report* to
3467 (Developer Options): New section incorporating moved options.
3468 * doc/cppopts.texi (-dM): Update cross-reference.
3470 2016-01-18 Richard Henderson <rth@redhat.com>
3473 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
3474 operands to pseudo only if CSE is expected. Split long immediate
3475 operands only after reload, and for the stack pointer.
3476 (*add<GPI>3_pluslong): Remove.
3477 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
3478 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
3479 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
3480 (*add<GPI>3 peepholes): New.
3481 (*add<GPI>3 splitters): New.
3482 * config/aarch64/constraints.md (Upl): New.
3483 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
3485 2016-01-18 Richard Biener <rguenther@suse.de>
3487 PR tree-optimization/69297
3488 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
3490 (vect_bb_vectorization_profitable_p): Clear visited flag again.
3492 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
3495 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
3496 of mixind vector and scalar types.
3497 (fold_relational_const): Add handling of vector
3498 comparison with boolean result.
3499 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
3500 comparison of vector operands with boolean result for EQ/NE only.
3501 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
3502 (verify_gimple_cond): Likewise.
3503 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
3506 2016-01-18 Joseph Myers <joseph@codesourcery.com>
3508 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
3511 2016-01-18 Richard Biener <rguenther@suse.de>
3514 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
3516 2016-01-18 Tom de Vries <tom@codesourcery.com>
3518 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
3520 2016-01-18 Tom de Vries <tom@codesourcery.com>
3522 * omp-low.c (set_oacc_fn_attrib): Make extern.
3523 * omp-low.h (set_oacc_fn_attrib): Declare.
3524 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
3525 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
3526 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
3527 Add and handle function parameter oacc_kernels_p.
3528 (find_reduc_addr, get_omp_data_i_param): New function.
3529 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
3530 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
3531 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
3532 Calculate dominance info. Skip loops that are not in a kernels region
3533 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
3534 (pass_parallelize_loops::execute): Call parallelize_loops with
3535 oacc_kernels_p argument.
3536 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
3537 New member function.
3538 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
3539 * passes.def: Add argument to pass_parallelize_loops instantation.
3541 2016-01-18 Tom de Vries <tom@codesourcery.com>
3543 * tree-parloops.c (pass_parallelize_loops::execute): Allow
3544 pass_parallelize_loops to be run outside the loop pipeline.
3546 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3548 * tree-scalar-evolution.c (follow_copies_to_constant): New.
3549 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
3551 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3554 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
3555 using get_ref_base_and_extent.
3556 (equal_mem_array_ref_p): New.
3557 (hashable_expr_equal_p): Add call to previous.
3559 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3562 * tree-sra.c (disqualified_constants, constant_decl_p): New.
3563 (sra_initialize): Allocate disqualified_constants.
3564 (sra_deinitialize): Free disqualified_constants.
3565 (disqualify_candidate): Update disqualified_constants when appropriate.
3566 (create_access): Scan for constant-pool entries as we go along.
3567 (scalarizable_type_p): Add check against type_contains_placeholder_p.
3568 (maybe_add_sra_candidate): Allow constant-pool entries.
3569 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
3570 (initialize_constant_pool_replacements): New.
3571 (sra_modify_assign): Avoid mangling assignments created by previous,
3572 and don't generate writes into constant pool.
3573 (sra_modify_function_body): Call initialize_constant_pool_replacements.
3575 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
3577 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
3579 (scalar_chain::convert_op): Likewise.
3580 * config/i386/i386.md (*andndi3_doubleword): New.
3582 2016-01-18 Richard Biener <rguenther@suse.de>
3584 PR tree-optimization/69170
3585 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
3586 building a vector from scalar results of a pattern stmt.
3588 2016-01-18 Jakub Jelinek <jakub@redhat.com>
3590 * haifa-sched.c (autopref_multipass_init): Work around
3591 -Wmaybe-uninitialized warning.
3593 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
3595 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
3596 against the constant 0.
3598 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3600 PR tree-optimization/68799
3601 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
3602 look up phi candidates in the statement-candidate map.
3603 (phi_add_costs): Likewise.
3604 (record_phi_increments): Likewise.
3605 (phi_incr_cost): Likewise.
3606 (ncd_with_phi): Likewise.
3607 (all_phi_incrs_profitable): Likewise.
3609 2016-01-17 Jakub Jelinek <jakub@redhat.com>
3611 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
3612 -Wmaybe-uninitialized warning.
3614 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
3616 * doc/invoke.texi (Invoking GCC): Add new section to menu.
3617 (Option Summary): Update to reflect new section and moved options.
3618 (C++ Dialect Options): Move -fvtable-verify and related options.
3619 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
3620 and profiling-related options.
3621 (Optimization Options): Move profile generation options and
3622 -fstack-protector and related options.
3623 (Instrumentation Options): New section incorporating moved options.
3624 (Code Generation Options): Move -finstrument-functions and
3625 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
3627 2016-01-16 Tom de Vries <tom@codesourcery.com>
3629 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
3631 2016-01-16 Tom de Vries <tom@codesourcery.com>
3633 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
3635 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
3637 * hash-table.h (hash_table::empty): Turn into an inline wrapper
3638 that checks whether the table is already empty. Rename the
3639 original implementation to...
3640 (hash_table::empty_slot): ...this new private function.
3642 2016-01-15 David Malcolm <dmalcolm@redhat.com>
3645 * diagnostic-show-locus.c (layout::print_source_line): Move x
3646 offset of line until after call to
3647 get_line_width_without_trailing_whitespace.
3649 2016-01-15 Jeff Law <law@redhat.com>
3651 PR tree-optimization/69270
3652 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
3653 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
3654 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
3655 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
3656 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3657 ssa_name_has_boolean_range and constant_boolean_node.
3659 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
3661 PR rtl-optimization/69030
3662 * lra-spills.c (remove_pseudos): Check nrefs and make the function
3664 (spill_pseudos): Delete debug insn for dead pseudo.
3665 (lra_spill): Initiate spill_hard_reg and slots memory separately.
3667 2016-01-15 Jiong Wang <jiong.wang@arm.com>
3669 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
3671 (TYPES_UNOPUS): Likewise.
3672 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
3673 builtin type, from UNOP to UNOPUS.
3674 (lbtruncuv4sf): Likewise.
3675 (lbtruncuv2df): Likewise.
3676 (lrounduv2sf): Likewise.
3677 (lrounduv4sf): Likewise.
3678 (lrounduv2df): Likewise.
3679 (lroundusf): Likewise.
3680 (lroundusf): Likewise.
3681 (lceiluv2sf): Likewise.
3682 (lceiluv4sf): Likewise.
3683 (lceiluv2df): Likewise.
3684 (lceilusf): Likewise.
3685 (lceiludf): Likewise.
3686 (lflooruv2sf): Likewise.
3687 (lflooruv4sf): Likewise.
3688 (lflooruv2df): Likewise.
3689 (lfloorusf): Likewise.
3690 (lfloorudf): Likewise.
3691 (lfrintnuv2sf): Likewise.
3692 (lfrintnuv4sf): Likewise.
3693 (lfrintnuv2df): Likewise.
3694 (lfrintnusf): Likewise.
3695 (lfrintnudf): Likewise.
3696 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
3698 (vcvtq_u32_f32): Likewise.
3699 (vcvtq_u64_f64): Likewise.
3700 (vcvta_u32_f32): Likewise.
3701 (vcvtaq_u32_f32): Likewise.
3702 (vcvtaq_u64_f64): Likewise.
3703 (vcvtm_u32_f32): Likewise.
3704 (vcvtmq_u32_f32): Likewise.
3705 (vcvtmq_u64_f64): Likewise.
3706 (vcvtn_u32_f32): Likwise.
3707 (vcvtnq_u32_f32): Likewise.
3708 (vcvtnq_u64_f64): Likewise.
3709 (vcvtp_u32_f32): Likewise.
3710 (vcvtpq_u32_f32): Likewise.
3711 (vcvtpq_u64_f64): Likewise.
3712 (vcvtmd_u64_f64): Likewise.
3713 (vcvtms_u32_f32): Likewise.
3714 (vcvtad_u64_f64): Likewise.
3715 (vcvtas_u32_f32): Likewise.
3716 (vcvtnd_u64_f64): Likewise.
3717 (vcvtns_u32_f32): Likewise.
3718 (vcvtpd_u64_f64): Likewise.
3719 (vcvtps_u32_f32): Likewise.
3721 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3723 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
3724 CSEL of zero_extended registers.
3726 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3728 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
3729 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
3731 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3733 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
3734 false when argument string is not found in the attributes table
3737 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
3740 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
3741 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
3742 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
3745 2016-01-15 Richard Biener <rguenther@suse.de>
3747 PR tree-optimization/66856
3748 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
3749 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
3750 (vect_create_new_slp_node): Increment stmt reference count.
3751 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
3752 an SLP tree before swapping operands.
3753 (vect_build_slp_tree): Likewise.
3754 (destroy_bb_vec_info): Free stmt info after SLP instances.
3755 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
3756 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
3757 (STMT_VINFO_NUM_SLP_USES): New macro.
3759 2016-01-15 Richard Biener <rguenther@suse.de>
3762 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
3763 (add_linkage_name): ... here.
3764 (gen_typedef_die): Use add_linkage_name_raw instead of
3765 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
3768 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
3770 * gimplify.c (oacc_default_clause): Decode reference and pointer
3771 types for both kernels and parallel regions.
3773 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
3776 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
3778 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3780 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
3781 (convert_scalars_to_vector): Likewise.
3783 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
3785 * doc/extend.texi (Type Traits): Fix grammar.
3787 2016-01-15 Martin Jambor <mjambor@suse.cz>
3789 * tree-inline.c (remap_decl): Use existing dclarations if
3790 remapping a type and prevent_decl_creation_for_types.
3791 (replace_locals_stmt): Do an initial remapping of non-VLA typed
3792 decls first. Do real remapping with
3793 prevent_decl_creation_for_types set.
3794 * tree-inline.h (copy_body_data): New field
3795 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
3798 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3800 * config/s390/s390.opt (mmvcle): More verbose help text.
3802 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3804 * config/s390/s390.opt: Add period to -mzvector option text.
3806 2016-01-15 Richard Biener <rguenther@suse.de>
3808 PR tree-optimization/68961
3809 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
3810 of invariants in stores again.
3812 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
3814 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
3816 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3818 * config/i386/i386.c (ix86_expand_branch): Don't split
3819 DI mode xor instruction to SI mode.
3821 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3824 * ipa-icf.c (sem_function::merge): Virtual functions may become
3825 reachable even if they address is not taken and there are no
3828 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3830 * lto-streamer-out.c (subtract_estimated_size): New function.
3831 (get_symbol_initial_value): Use it.
3833 2016-01-15 Christian Bruel <christian.bruel@st.com>
3836 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
3837 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
3838 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
3839 use add_builtin_function_ext_scope instead of add_builtin_function.
3840 (neon_set_p, neon_crypto_set_p): Remove.
3841 (arm_init_builtins): Always call arm_init_neon_builtins and
3842 arm_init_crypto_builtins.
3843 (arm_expand_builtin): Check that builtins are allowed for the arch.
3844 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
3845 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
3846 arm_init_neon_builtins call.
3848 2016-01-15 Richard Biener <rguenther@suse.de>
3850 PR tree-optimization/69117
3851 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
3852 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
3853 of the leader conservatively.
3854 (free_scc_vn): Restore original SSA name infos.
3856 2016-01-14 Jeff Law <law@redhat.com>
3858 PR tree-optimization/69270
3859 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
3860 single bit of precision, verify it's also unsigned.
3861 (record_edge_info): Use constant_boolean_node rather than fold_convert
3862 to convert boolean_true/boolean_false to the right type.
3864 2016-01-14 Richard Henderson <rth@redhat.com>
3867 * loop-doloop.c (record_reg_sets): New.
3868 (doloop_optimize): Reject the transform if the sequence
3869 clobbers registers live at the end of the loop block.
3870 (doloop_optimize_loops): Enable df_live if needed.
3872 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3874 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
3875 * gcc/config/rs6000/rs6000.c: Likewise.
3876 * gcc/config/rs6000/rs6000.h: Likewise.
3877 * gcc/config/rs6000/rs6000.md: Likewise.
3878 * gcc/doc/extend.texi: Likewsie.
3880 2016-01-14 Jeff Law <law@redhat.com>
3882 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
3885 2016-01-14 Richard Henderson <rth@redhat.com>
3889 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
3890 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
3891 instead of builtin_decl_declared_p to test for declaration.
3893 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
3895 * doc/loop.texi (Loop Analysis and Representation): Document
3896 loop_depth function.
3898 2016-01-14 Tom de Vries <tom@codesourcery.com>
3900 PR tree-optimization/68773
3901 * omp-low.c (expand_omp_target): Don't set force_output.
3902 * varpool.c (varpool_node::get_create): Same.
3903 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
3904 offload_funcs with force_output.
3906 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3909 * lra-eliminations.c (move_plus_up): Don't change anything if either
3910 the outer or inner subreg mode is not MODE_INT.
3911 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
3912 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
3914 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3916 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
3917 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
3918 reduc_uplus_@var{m}): Remove.
3919 * expr.c (expand_expr_real_2): Remove expansion path for
3920 reduc_[us](min|max|plus) optabs.
3921 * optabs-tree.c (scalar_reduc_to_vector): Remove.
3922 * optabs-tree.h (scalar_reduc_to_vector): Remove.
3923 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
3924 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
3925 * tree-vect-loop.c (vectorizable_reduction): Remove test for
3926 reduc_[us](min|max|plus) optabs.
3928 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3930 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
3931 (reduc_plus_scal_v2sf): New.
3932 (reduc_smax_v2sf): Rename to...
3933 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
3934 (reduc_smin_v2sf): Rename to...
3935 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
3937 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
3939 * alias.c (compare_base_symbol_refs): New function.
3940 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
3943 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3946 PR tree-optimization/69155
3947 * tree-complex.c: Include cfganal.h.
3948 (phis_to_revisit): New variable.
3949 (extract_component): Add phiarg_p argument. Assert that returned
3950 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
3951 (update_phi_components): Partly rewrite to use loop over real/imag
3952 components instead of code duplication. If extract_component returns
3953 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
3954 create_tmp_reg into the PHI node instead, and mention the phi triplet
3956 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
3957 in phis_to_revisit at the end.
3959 2016-01-14 Richard Biener <rguenther@suse.de>
3961 PR tree-optimization/68060
3962 * tree-vect-loop.c (vect_is_simple_reduction): Check the
3963 outer loop reduction is only used in the inner loop before
3964 detecting a double reduction.
3966 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3969 * combine.c (expand_field_assignment): Punt if compute_mode is
3970 unsupported scalar mode.
3972 2016-01-14 Richard Biener <rguenther@suse.de>
3974 PR tree-optimization/66856
3975 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
3976 SLP node only if it built successfully.
3977 (vect_analyze_slp_instance): Adjust.
3979 2016-01-14 Jeff Law <law@redhat.com>
3981 PR tree-optimization/69270
3982 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
3983 (record_edge_info): Use it. Convert boolean_{true,false}_node
3986 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
3989 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
3990 use block_ultimate_origin
3991 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
3993 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3995 * doc/invoke.texi (Submodel Options): Rename section to
3996 "Machine-Dependent Options" to better reflect its content.
3997 Rewrite introductory text to remove archaic CPU names.
4000 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
4002 * doc/invoke.texi (Code Gen Options): Move section up in file,
4003 before target-specific options. Update menu and option summary
4004 to reflect the new section ordering.
4006 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
4008 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
4009 (C++ Dialect Options): Add cross-reference to -std option.
4010 * doc/standards.texi (C++ Language): Document C++14 support.
4012 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4014 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
4015 for pack/unpack functions for __ibm128.
4016 (PACK_IF): Likewise.
4017 (UNPACK_IF): Likewise.
4019 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
4020 support for __ibm128 pack/unpack functions.
4021 (rs6000_invalid_builtin): Likewise.
4022 (rs6000_init_builtins): Likewise.
4023 (rs6000_opt_masks): Likewise.
4025 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
4026 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
4028 (RS6000_BTM_COMMON): Likewise.
4030 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
4031 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
4032 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
4033 128-bit floating point. Add support for the double values to be
4034 in Altivec registers for TF/IF packing and unpacking, but restrict
4035 TD packing sub-fields to be FPR registers. Don't allow overlapped
4036 register support for packing. Allow pack inputs to be memory
4037 locations. Don't build generator functions for unpack<mode>_dm
4038 and unpack<mode>_nodm.
4039 (unpack<mode>_dm): Likewise.
4040 (unpack<mode>_nodm): Likewise.
4041 (pack<mode>): Likewise.
4043 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
4044 built-in functions to pack/unpack explicit __ibm128 values.
4045 (__builtin_unpack_ibm128): Likewise.
4047 * doc/extend.texi (PowerPC Built-in Functions): Document
4048 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
4050 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
4053 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
4054 Add new arg loc and pass it down as context.
4055 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
4056 to the location to use for the warning.
4057 (check_function_arguments): New arg loc. All callers changed. Pass
4058 it to check_function_nonnull.
4059 * c-common.h (check_function_arguments): Adjust declaration.
4061 2016-01-13 Jakub Jelinek <jakub@redhat.com>
4063 PR tree-optimization/69156
4064 * gimple.c (validate_type): Removed.
4065 (gimple_builtin_call_types_compatible_p): Use
4066 useless_type_conversion_p instead of validate_type.
4067 * value-prof.c (gimple_stringop_fixed_value): Fold
4068 icall_size to correct type.
4070 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
4072 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
4075 2016-01-13 Richard Henderson <rth@redhat.com>
4078 * target.def (builtin_tm_load, builtin_tm_store): Remove.
4079 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
4080 (ix86_builtin_tm_store): Remove.
4081 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
4082 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
4083 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
4084 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
4085 * doc/tm.texi: Rebuild.
4087 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
4088 (BUILT_IN_TM_MEMCPY_RTWN): New.
4089 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
4090 fallback from vector to integer helpers.
4091 (build_tm_load): Handle vector types directly, instead of
4093 (build_tm_store): Likewise.
4094 (expand_assign_tm): Prepare for register types not handled by
4095 the above. Copy them to memory and use memcpy.
4096 * tree.c (tm_define_builtin): New.
4097 (find_tm_vector_type): New.
4098 (build_tm_vector_builtins): New.
4099 (build_common_builtin_nodes): Call it.
4101 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
4103 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
4104 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
4106 2016-01-13 Tom de Vries <tom@codesourcery.com>
4108 PR tree-optimization/69169
4109 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
4110 handled_struct_type param.
4111 (create_variable_info_for, intra_create_variable_infos): Call
4112 create_variable_info_for_1 with extra arg.
4114 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
4116 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
4117 and "armv8.1-a+crc" entries.
4119 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
4122 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
4123 Change first operand predicate from register_or_constm1_operand
4124 to register_operand.
4125 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
4126 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
4127 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
4128 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
4129 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
4130 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
4131 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
4132 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
4133 comparison with constm1_rtx from vec_prefetch_gen part.
4135 2016-01-13 Richard Biener <rguenther@suse.de>
4137 PR tree-optimization/69013
4138 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
4139 Exchange assert for a test.
4141 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4144 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
4146 2016-01-13 Richard Biener <rguenther@suse.de>
4148 PR tree-optimization/69242
4149 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
4150 assert with a check.
4152 2016-01-13 Richard Biener <rguenther@suse.de>
4154 PR tree-optimization/69186
4155 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4156 Properly guard vect_update_misalignment_for_peel call.
4158 2016-01-12 Jeff Law <law@redhat.com>
4160 PR tree-optimization/pr67755
4161 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
4162 "need_profile_correction".
4163 (thread_block_1): Initialize new field to false by default. If we
4164 have multiple thread paths through a common joiner to different
4165 final targets, then set new field to true.
4166 (compute_path_counts): Only do count adjustment when it's really
4169 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4171 * doc/invoke.texi (Spec Files): Move section down in file, past
4172 all command-line option descriptions.
4174 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4177 * doc/gty.texi: Remove documentation of mark_hook.
4178 * gengtype.c (struct write_types_data): Remove code to support
4179 mark_hook attribute.
4180 (walk_type): Likewise.
4181 (write_func_for_structure): Likewise.
4183 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4185 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
4186 Directory Options, and -specs= to Overall Options.
4187 (Overall Options): Adjust similarly. Reorder to group related
4188 options together. Make -specs= cross-reference the spec file details.
4189 (Directory Options): Adjust similarly.
4191 2016-01-12 Jeff Law <law@redhat.com>
4193 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
4195 2016-01-12 Olivier Hainque <hainque@adacore.com>
4197 * gcc.c (spec_undefvar_allowed): New global.
4198 (process_command): Set to true when running for --version or --help,
4200 (getenv_spec_function): When the variable is not defined, use the
4201 variable name as the variable value if we're allowed not to issue
4204 2016-01-12 Bin Cheng <bin.cheng@arm.com>
4206 PR tree-optimization/68911
4207 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
4208 information computed for expression "init + nit * step".
4210 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4212 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
4213 about name of GCC executable. Remove deleted node from menu.
4214 (Directory Options) <-B>: Remove cross-reference to deleted node.
4215 (Target Options): Delete section.
4217 2016-01-12 Christian Bruel <christian.bruel@st.com>
4220 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
4221 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
4223 2016-01-12 Jakub Jelinek <jakub@redhat.com>
4226 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
4227 aligned_mem is properly set for AVX512-VL floating point masked
4231 * ifcvt.c (cond_exec_process_if_block): When removing the last
4232 insn from then_bb, remove also any possible barriers that follow it.
4234 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
4238 * config/i386/iamcu.h (SIZE_TYPE): New macro.
4239 (PTRDIFF_TYPE): Likewise.
4240 (WCHAR_TYPE): Likewise.
4241 (WCHAR_TYPE_SIZE): Likewise.
4242 (STDINT_LONG32): Likewise.
4244 2016-01-12 Richard Biener <rguenther@suse.de>
4246 PR tree-optimization/69053
4247 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
4248 convert initial value for cond reductions.
4250 2016-01-12 Richard Biener <rguenther@suse.de>
4252 PR tree-optimization/69007
4253 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
4254 widen_sum after dot_prod and sad.
4256 2016-01-12 Richard Biener <rguenther@suse.de>
4258 PR tree-optimization/69168
4259 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
4260 pattern stmt SLP type.
4261 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
4262 end up unused so cope with that case.
4264 2016-01-12 Richard Biener <rguenther@suse.de>
4266 PR tree-optimization/69157
4267 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
4268 stmts def type only during analyze phase.
4269 (vectorizable_call): Likewise.
4270 (vectorizable_simd_clone_call): Likewise.
4271 (vectorizable_conversion): Likewise.
4272 (vectorizable_assignment): Likewise.
4273 (vectorizable_shift): Likewise.
4274 (vectorizable_operation): Likewise.
4275 (vectorizable_store): Likewise.
4276 (vectorizable_load): Likewise.
4278 2016-01-12 Richard Biener <rguenther@suse.de>
4280 PR tree-optimization/69174
4281 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
4283 (vectorizable_load): Properly compute the number of loads needed
4284 for permuted strided SLP loads and do not spuriously assign
4285 to SLP_TREE_VEC_STMTS.
4287 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
4289 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
4290 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
4291 (MD_EXEC_PREFIX): Remove.
4292 (MD_STARTFILE_PREFIX) Removee.
4293 (FILE_NAME_ABSOLUTE_P): Remove.
4294 (CPP_SPEC): Do not read macros from sys/version.h.
4295 (LINK_COMMAND_SPEC): Remove.
4296 (LOCAL_INCLUDE_DIR): Remove.
4297 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
4298 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
4299 (POST_LINK_SPEC): Define to invoke stubify after linker
4300 (LIBSTDCXX): Remove define
4301 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
4302 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
4303 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
4304 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
4305 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
4306 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
4307 (i386_djgpp_asm_named_section): Add propotype of new procedure
4309 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
4310 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
4311 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
4312 in config/i386/djgpp.h).
4313 (STANDARD_STARTFILE_PREFIX_2): Define identical to
4314 STANDARD_STARTFILE_PREFIX_1.
4315 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
4316 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
4317 installation errors.
4318 (MAX_OFILE_ALIGNMENT): Define to 128.
4319 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
4321 * config/i386/djgpp.c: New file. Add implementation of
4322 i386_djgpp_asm_named_section.
4324 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
4326 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
4327 Add rule for building djgpp.o.
4329 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4331 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
4332 (rtx_is_swappable_p): Reductions are swappable.
4333 (insn_is_swappable_p): V2DF reductions are swappable.
4335 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
4337 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
4338 reloads for other unsupported memory operands.
4340 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
4341 Jim Wilson <jim.wilson@linaro.org>
4344 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
4345 copy_to_mode_reg instead of force_reg.
4347 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
4350 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
4351 TARGET_80387 is true.
4353 2016-01-11 Jakub Jelinek <jakub@redhat.com>
4356 * lra-eliminations.c (move_plus_up): Only move plus up
4357 if subreg of the constant can be simplified into constant
4358 and use the simplified subreg of the constant instead of
4359 the original constant.
4361 * fold-const.c (fold_convertible_p): Don't return true
4362 for conversion of VECTOR_TYPE to same sized integral type.
4363 (fold_convert_loc): Fix up formatting. Fold conversion of
4364 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
4365 instead of NOP_EXPR.
4367 PR tree-optimization/69214
4368 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
4369 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
4372 PR tree-optimization/69207
4373 * tree-vect-slp.c (vect_get_constant_vectors): For
4374 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
4375 fold_convertible_p to vector_type's element type, and always
4376 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
4378 2016-01-11 Richard Biener <rguenther@suse.de>
4380 PR tree-optimization/69173
4381 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
4382 fixup the cycle if all stmts are in a pattern.
4384 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
4387 * alias.c (base_alias_check): Move check for addresses with
4388 alignment ANDs before the call for compare_base_decls.
4389 (memrefs_conflict_p): Return -1 for different decls
4390 that went through alignment adjustments.
4392 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4394 PR rtl-optimization/68796
4395 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
4396 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
4397 and QImode comparisons against zero with CC_NZmode.
4398 * config/aarch64/iterators.md (short_mask): New mode_attr.
4400 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
4402 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
4403 (<avx512>_store<mode>_mask): Likewise.
4405 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
4406 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4408 PR rtl-optimization/68841
4409 * ifcvt.c (struct noce_if_info): Add orig_x field.
4410 (bbs_ok_for_cmove_arith): Add to_rename parameter.
4411 Don't record conflicts on to_rename if it's present.
4412 Allow memory destinations in sets.
4413 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
4414 blocks, passing orig_x to the checks.
4415 (noce_process_if_block): Set if_info->orig_x appropriately.
4417 2016-01-11 Tom de Vries <tom@codesourcery.com>
4419 PR tree-optimization/69069
4420 * tree-parloops.c (create_parallel_loop): Add missing phi args.
4422 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
4424 PR rtl-optimization/68920
4425 * config/i386/i386.c (ix86_option_override_internal): Restrict number
4426 of conditional moves for RTL if-conversion to 1 for
4427 TARGET_ONE_IF_CONV_INSN.
4428 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
4429 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
4430 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
4431 parameter to restirct number of conditional moves for
4433 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
4434 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
4437 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
4440 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
4441 onepart vars. Fix typo in comment. Fix reversed condition in
4443 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
4446 * var-tracking.c (dump_onepart_variable_differences): New.
4447 (dataflow_set_different): If a detailed dump is requested,
4448 delay early returns and dump differences between onepart
4449 variables present before and after, and added variables.
4451 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
4454 * expr.c (expand_expr_real_1): For boolean vector constants
4455 with a scalar mode use const_scalar_mask_from_tree.
4456 (const_scalar_mask_from_tree): New.
4457 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
4458 assigned to a mask type to handle constants.
4460 2016-01-11 Martin Jambor <mjambor@suse.cz>
4463 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
4464 useless parameters if we cannot change function signature.
4466 2016-01-11 Martin Jambor <mjambor@suse.cz>
4469 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
4472 2016-01-11 Tom de Vries <tom@codesourcery.com>
4474 PR tree-optimization/69109
4475 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
4478 2016-01-11 Tom de Vries <tom@codesourcery.com>
4480 PR tree-optimization/69108
4481 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
4482 res is not used in a phi.
4484 2016-01-11 Yury Gribov <y.gribov@samsung.com>
4487 * common.opt (frandom-seed): Fix parameter name.
4488 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
4490 2016-01-11 Tom de Vries <tom@codesourcery.com>
4492 PR tree-optimization/69058
4493 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
4496 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
4498 * config/arc/arc.opt (mdiv-rem): Add period to the end.
4499 (mcode-density): Likewise.
4501 2016-01-10 Tom de Vries <tom@codesourcery.com>
4503 PR tree-optimization/69062
4504 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
4505 (parallelize_loops): Don't paralelize loop that has phi with address
4508 2016-01-10 Tom de Vries <tom@codesourcery.com>
4510 PR tree-optimization/69039
4511 * tree-parloops.c (try_create_reduction_list): Only allow single exit
4514 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
4517 * match.pd: Require target has function_c99_misc before doing
4518 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
4520 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
4522 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
4524 * configure: Regenerate.
4526 2016-01-09 Jakub Jelinek <jakub@redhat.com>
4529 PR tree-optimization/69097
4530 * fold-const.h (expr_not_equal_to): New prototype.
4531 * fold-const.c: Include stringpool.h and tree-ssanames.h.
4532 (expr_not_equal_to): New function.
4533 * match.pd (X % -Y is the same as X % Y): Don't optimize
4534 unless X is known not to be equal to minimum or Y is known
4535 not to be equal to -1.
4536 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
4537 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
4538 (simplify_stmt_using_ranges): Adjust caller.
4539 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
4540 substitute_and_fold.
4542 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
4544 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
4547 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4549 PR tree-optimization/69167
4550 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
4551 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
4553 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
4555 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
4556 Richard Biener <rguenther@suse.de>
4558 PR tree-optimization/68707
4559 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
4560 instances that can be handled via vect_load_lanes.
4562 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
4564 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
4565 if we can't determine address equivalence.
4566 * alias.c (compare_base_decl): Update for changed return value of
4567 symtab_node::equal_address_to.
4569 2016-01-08 Jason Merrill <jason@redhat.com>
4573 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
4574 * expr.c (store_field): Not here.
4575 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
4576 call with TREE_ADDRESSABLE type.
4577 * tree-cfg.c (verify_gimple_call): Adjust.
4579 2016-01-08 Olivier Hainque <hainque@adacore.com>
4581 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
4584 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
4586 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
4587 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
4588 (reduc_smin_v2sf): Rename to...
4589 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
4590 (reduc_splus_v2sf): Rename to...
4591 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
4593 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4595 PR tree-optimization/69162
4596 * gimplify.c (gimplify_va_arg_expr): Encode original type of
4597 valist argument in another argument.
4598 (gimplify_modify_expr): Adjust for the above change. Cleanup.
4599 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
4600 to determine the va_list type, build a MEM_REF instead of
4601 build_fold_indirect_ref.
4603 PR tree-optimization/69172
4604 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
4607 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
4609 PR tree-optimization/67781
4610 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
4611 and cmpnop in two steps: first the ones not accessed in original
4612 gimple expression in a endian independent way and then the ones not
4613 accessed in the final result in an endian-specific way.
4615 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4617 PR tree-optimization/69083
4618 * tree-vect-slp.c (vect_get_constant_vectors): For
4619 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
4620 element type. If op is fold_convertible_p to vector_type's element
4621 type, use NOP_EXPR instead of VCE.
4623 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
4625 PR rtl-optimization/67778
4626 PR rtl-optimization/68634
4627 PR rtl-optimization/68909
4628 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
4629 block from the stack until done with it. Remove a superfluous
4630 bitmap set. Remove a superfluous bitmap test.
4632 2016-01-07 Martin Sebor <msebor@redhat.com>
4635 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
4636 constraint on the type of arguments.
4638 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
4640 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
4641 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
4642 unaligned_access on the gcc_options set.
4643 * config/arm/arm.c (arm_option_override_internal): Use
4644 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
4646 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
4649 * config/i386/i386.c (ix86_frame_pointer_required): Enable
4650 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
4652 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
4655 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
4658 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
4659 depending on frame_pointer_needed before remaining integer and SSE
4660 registers are saved.
4662 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
4665 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
4667 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
4670 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
4671 Use the "xBm" constraint.
4672 (float<sseintvecmodelower><mode>2<mask_name><round_name):
4674 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
4675 (sse_cvtsi2ssq<round_name>): Likewise.
4676 (sse_cvtss2si<round_name>): Likewise.
4677 (sse_cvtss2siq<round_name>): Likewise.
4678 (sse2_cvtsi2sdq<round_name>): Likewise.
4679 (sse2_cvtsd2si<round_name>): Likewise.
4680 (sse2_cvtsd2siq<round_name>): Likewise.
4681 * config/i386/subst.md (round_nimm_scalar_predicate): New
4684 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
4687 * varasm.c (make_decl_rtl): Mark invalid register vars as
4690 PR rtl-optimization/66206
4691 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
4692 All callers changed.
4694 2016-01-07 Jakub Jelinek <jakub@redhat.com>
4696 PR tree-optimization/69141
4697 * tree-ssa-pre.c: Include langhooks.h.
4698 (eliminate_dom_walker::before_dom_children): Use
4699 lang_hooks.decl_printable_name instead of
4700 cgraph_node::get ()->name ().
4703 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
4704 it and DECL_ALIGN too.
4706 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
4708 * config/mips/mips-ftypes.def: Sort to lexicographical order.
4710 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
4713 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
4714 depending on frame_pointer_needed before remaining integer and SSE
4715 registers are saved.
4717 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4719 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
4720 mode iterator with VSX_M2.
4721 (*p9_vecstore_<mode>): Likewise.
4722 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
4723 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
4724 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
4725 (define_split for VSX_LE128 stores): Likewise.
4726 (define_peephole2 for TImode LE swaps): Likewise.
4727 (define_split for VSX_LE128 post-reload stores): Likewise.
4729 2016-01-06 Marek Polacek <polacek@redhat.com>
4732 * convert.c (convert_to_integer_1): Adjust call to
4733 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
4734 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
4735 EXPR instead of ARG.
4736 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
4738 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4741 * doc/extend.texi (RL78 Variable Attributes): New section.
4743 2016-01-05 Marek Polacek <polacek@redhat.com>
4746 * builtins.c (get_memmodel): Use expansion point location rather than
4747 the input location. Call warning_at rather than warning.
4748 (expand_builtin_atomic_compare_exchange): Likewise.
4749 (expand_builtin_atomic_load): Likewise.
4750 (expand_builtin_atomic_store): Likewise.
4751 (expand_builtin_atomic_clear): Likewise.
4753 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4756 * config/i386/i386.c (ix86_expand_vector_logical_operator):
4757 Replace nonimmediate_operand with vector_operand.
4758 * config/i386/predicates.md (vector_operand): New predicate.
4759 (general_vector_operand): Replace nonimmediate_operand with
4761 * config/i386/sse.md: Replace nonimmediate_operand with
4762 vector_operand and m constraint with Bm constraint on SSE
4763 patterns with 16-byte memory operand.
4764 * config/i386/subst.md (round_nimm_predicate): Replace
4765 nonimmediate_operand with vector_operand.
4766 (round_saeonly_nimm_predicate): Likewise.
4767 (round_saeonly_nimm_scalar_predicate): New.
4769 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4772 * config/i386/constraints.md (Bm): New constraint.
4773 * config/i386/predicates.md (vector_memory_operand): New
4775 * config/i386/sse.md: Replace xm with xBm in plusminus and
4778 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4781 * doc/extend.texi (V850 Function Attributes): New section.
4782 (V850 Variable Attributes): New section.
4784 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4787 * doc/extend.texi (MicroBlaze Function Attributes): Document
4788 interrupt_handler and fast_interrupt attributes.
4790 2016-01-05 Sergei Trofimovich <siarheit@google.com>
4793 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
4794 for local symbolic operands.
4795 * config/ia64/predicates.md (local_symbolic_operand64): New
4798 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4800 PR rtl-optimization/68651
4801 * combine.c (combine_simplify_rtx): Canonicalize x + x into
4804 2016-01-05 Nathan Sidwell <nathan@acm.org>
4806 * alias.c (compare_base_decls): Use symtab_node::get.
4808 2016-01-05 Nick Clifton <nickc@redhat.com>
4811 * ira-costs.c (copy_cost): Initialise the t_icode field of the
4812 secondary_reload_info structure.
4815 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
4816 decls if weak support is available.
4818 2016-01-04 Martin Sebor <msebor@redhat.com>
4820 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
4822 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
4824 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
4825 OPTION_MASK_P9_DFORM.
4827 * config/rs6000/constraints.md (wo constraint): New constraint for
4830 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
4832 (rs6000_init_hard_regno_mode_ok): Likewise.
4834 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
4837 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
4838 expanders not to have constraints. Add support for ISA 3.0 xxperm
4839 instruction. Add support for fusing xxlor with xxperm.
4840 (altivec_vperm_<mode>_internal): Likewise.
4841 (altivec_vperm_v8hiv16qi): Likewise.
4842 (altivec_vperm_<mode>v16q): Likewise.
4843 (altivec_vperm_<mode>_uns): Likewise.
4844 (vperm_v8hiv4si): Likewise.
4845 (vperm_v16qiv8hi): Likewise.
4847 * doc/md.texi (RS/6000 constraints): Document wo constraint.
4849 2016-01-04 Jakub Jelinek <jakub@redhat.com>
4851 Update copyright years.
4853 * gcc.c (process_command): Update copyright notice dates.
4854 * gcov-dump.c (print_version): Ditto.
4855 * gcov.c (print_version): Ditto.
4856 * gcov-tool.c (print_version): Ditto.
4857 * gengtype.c (create_file): Ditto.
4858 * doc/cpp.texi: Bump @copying's copyright year.
4859 * doc/cppinternals.texi: Ditto.
4860 * doc/gcc.texi: Ditto.
4861 * doc/gccint.texi: Ditto.
4862 * doc/gcov.texi: Ditto.
4863 * doc/install.texi: Ditto.
4864 * doc/invoke.texi: Ditto.
4866 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4868 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
4869 modes larger than TImode as TImode if NEON is not enabled.
4871 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4874 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
4875 mode for %f0-%f31 only if TARGET_FPU.
4877 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4880 * config/sparc/sparc.c (scan_record_type): Take into account subfields
4881 to compute the PACKED_P predicate.
4882 (function_arg_record_value): Minor tweaks.
4884 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4886 * doc/install.texi (--with-multilib-list): Describe the meaning of the
4887 option for arm*-*-* targets.
4889 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
4891 * doc/extend.texi (Common Function Attributes): Move docs for
4892 MSP430-specific attributes to....
4893 (MSP430 Function Attributes): ...here. Delete the redundant
4894 entries and copy-edit the remaining text.
4895 (MSP430 Variable Attributes): Use uniform format for index
4896 entries and add a cross-reference to the corresponding function
4899 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
4901 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
4903 (x86 Options): Likewise.
4905 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4909 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
4910 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
4911 to corresponding attribute.
4913 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4915 * doc/extend.texi (Common Function Attributes) <noplt>: Move
4916 to correct alphabetization of table. Copy-edit and correct
4918 <stack_protect>: Likewise.
4919 <target_clones>: Likewise.
4921 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
4922 Correct punctuation.
4923 (Code Gen Options) <-fno-plt>: Copy-edit.
4925 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
4928 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
4929 SI values. Explicitly convert SI to DI and vice-versa.
4931 2016-01-01 Jakub Jelinek <jakub@redhat.com>
4933 PR tree-optimization/69070
4934 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
4935 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
4938 * ubsan.c (ubsan_instrument_float_cast): Call
4939 initialize_sanitizer_builtins.
4942 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
4944 Copyright (C) 2016 Free Software Foundation, Inc.
4946 Copying and distribution of this file, with or without modification,
4947 are permitted in any medium without royalty provided the copyright
4948 notice and this notice are preserved.