1 2016-02-25 Jakub Jelinek <jakub@redhat.com>
3 PR rtl-optimization/69896
4 * regcprop.c: Include cfgrtl.h.
5 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
6 than remembered mode, either delete it (if noop_move_p), or
7 treat like copy_p but not noop_p instruction.
9 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12 * dwarf2out.c (gen_variable_die): Work around buggy LTO
13 - allow NULL decl for Fortran DW_TAG_common_block variables.
15 2016-02-24 Jason Merrill <jason@redhat.com>
17 * common.opt (flifetime-dse): Add -flifetime-dse=1.
19 2016-02-24 Richard Biener <rguenther@suse.de>
20 Jakub Jelinek <jakub@redhat.com>
23 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
24 conditionally executed ops to well-defined overflow behavior.
26 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
32 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34 PR rtl-optimization/69886
35 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
36 argument. Use it when checking validity of set instructions.
37 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
38 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
40 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
41 * store-motion.c (find_moveable_store): Update
42 can_assign_to_reg_without_clobbers_p callsite.
44 2016-02-24 Richard Biener <rguenther@suse.de>
47 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
49 (record_nonwrapping_iv): Do not fall back to the low/high bound
50 for non-constant IV bases if the stmt is not always executed.
52 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
54 * config/arm/arm-cores.def (cortex-a32): New entry.
55 * config/arm/arm-tables.opt: Regenerate.
56 * config/arm/arm-tune.md: Regenerate.
57 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
58 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
59 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
62 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
65 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
66 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
67 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
68 (atomic_loaddi_1): Delete.
69 (atomic_loaddi): Rewrite expander using the above changes.
71 2016-02-24 Jakub Jelinek <jakub@redhat.com>
74 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
77 2016-02-24 Jakub Jelinek <jakub@redhat.com>
78 Richard Biener <rguenth@suse.de>
81 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
82 set_mem_attributes if tem is SSA_NAME which got expanded
85 2016-02-24 Richard Biener <rguenther@suse.de>
87 PR tree-optimization/69907
88 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
89 end of permutations for BB vectorization.
91 2016-02-24 Christian Bruel <christian.bruel@st.com>
93 * config/arm/arm-c.c (arm_option_override): Initialize
94 target_option_current_node.
95 * config/arm/arm.c (arm_pragma_target_parse): Replace
96 build_target_option_node call by target_option_current_node.
97 Set target_option_current_node.
100 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
103 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
104 define_insn_and_split to define_insn.
105 (zero_extendqi<mode>2_dot2): Same.
106 (extendqi<mode>2_dot): Same.
107 (extendqi<mode>2_dot2): Same.
109 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
111 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
112 and add bypass for AES{D,E} and AESMC pairs.
113 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
116 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
118 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
119 series for reciprocal square root in Exynos M1.
121 2016-02-23 Martin Sebor <msebor@redhat.com>
124 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
125 __builtin_alloca_with_align.
127 2016-02-23 Richard Henderson <rth@redhat.com>
129 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
130 (ix86_register_pragmas): Remove __seg_tls.
131 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
132 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
133 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
134 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
135 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
136 * doc/extend.texi (__seg_tls): Remove item.
138 2016-02-23 Richard Biener <rguenther@suse.de>
140 * alloc-pool.h (struct allocation_object): Make id member
141 conditional on CHECKING_P again.
142 (get_instance): Adjust.
143 (base_pool_allocator): Likewise.
145 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
147 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
148 (parallelize_loops): In OpenACC kernels mode, set n_threads to
150 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
152 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
154 2016-02-23 Richard Biener <rguenther@suse.de>
156 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
157 * bitmap.h (struct bitmap_usage): Likewise.
158 (bitmap_move): Declare.
159 * bitmap.c (register_overhead): Take size_t argument.
160 (bitmap_move): New function.
161 * df-problems.c (df_rd_transfer_function): Use bitmap_move
162 to properly account overhead.
163 * tree.c (free_node): Use tree_size.
165 2016-02-23 Jakub Jelinek <jakub@redhat.com>
168 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
169 when inverting comparison.
172 * common.opt (Wunreachable-code): Add Warning flag.
174 2016-02-23 Mark Wielaard <mjw@redhat.com>
175 Jakub Jelinek <jakub@redhat.com>
178 * cgraphunit.c (check_global_declaration): Check main_input_filename
179 and DECL_SOURCE_FILE are not NULL.
181 2016-02-23 Martin Jambor <mjambor@suse.cz>
183 PR tree-optimization/69666
184 * tree-sra.c (sra_modify_assign): Do not attempt to create
185 default_def replacements for unscalarizable regions.
187 2016-02-20 Mark Wielaard <mjw@redhat.com>
190 * cgraphunit.c (check_global_declaration): Check level of
191 warn_unused_const_variable and main_input_filename.
192 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
193 (-Wunused-variable): For C implies -Wunused-const-variable=1.
194 (-Wunused-const-variable): Explain levels 1 and 2.
196 2016-02-22 Jakub Jelinek <jakub@redhat.com>
199 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
200 identical arguments. Formatting and spelling fixes.
203 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
208 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
209 and m68k-devices.def.
210 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
211 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
213 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
215 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
216 and HImode registers.
218 2016-02-22 Richard Biener <rguenther@suse.de>
220 PR tree-optimization/69882
221 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
222 preserve permutations present because of gaps.
223 (vect_supported_load_permutation_p): Always continue checking
224 permutations after vect_attempt_slp_rearrange_stmts.
226 2016-02-22 Bin Cheng <bin.cheng@arm.com>
228 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
229 min_profitable_estimate, rather than min_profitable_iters.
231 2016-02-22 Jakub Jelinek <jakub@redhat.com>
234 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
235 SImode for last match_operand.
237 2016-02-22 Martin Liska <mliska@suse.cz>
239 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
240 return bitsize - 1 as the return value.
242 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
246 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
247 Handle negative shift counts.
248 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
249 force_reg on the shift constant.
250 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
251 (lshrsi3_d): Handle negative shift counts.
253 2016-02-22 Richard Biener <rguenther@suse.de>
254 Tom de Vries <tom@codesourcery.com>
256 * graph.c: Include dumpfile.h.
257 (print_graph_cfg): Split into three overloads.
258 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
260 2016-02-22 Tom de Vries <tom@codesourcery.com>
262 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
265 2016-02-22 Richard Biener <rguenther@suse.de>
268 * ipa-inline-transform.c (inline_call): When not updating
269 overall summaries adjust self size by the growth estimate.
270 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
271 hash-set, do not update overall summaries here. Renamed from ...
272 (inline_to_all_callers): ... this which is now wrapping the
273 above and performing delayed overall summary update.
274 (early_inline_small_functions): Delay updating of the overall
277 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
279 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
282 2016-02-19 Jakub Jelinek <jakub@redhat.com>
285 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
286 :%* in %:gt() argument.
287 (greater_than_spec_func): Adjust for expecting only numbers,
288 if there are more than two numbers, compare the last two.
290 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
292 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
293 -Wnarrowing with -std.
295 2016-02-19 Jakub Jelinek <jakub@redhat.com>
298 * expr.c (store_field): Don't use bit-field path if exp is
299 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
300 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
301 and the assignment can be performed by bitwise copy. Formatting
305 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
306 call copy_reg_eh_region_note_forward on before and/or after sequences
307 and remove note from insn if it no longer can throw.
310 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
313 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
315 * config/s390/vector.md: Add missing commutative operand markers
316 to the patterns which qualify for one.
317 * config/s390/vx-builtins.md: Likewise.
319 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
321 * config/s390/vector.md (VI, VI_QHS): Add single element vector
322 types to mode iterators.
323 (vec_double): ... and mode attribute.
324 * config/s390/vx-builtins.md (non_vec_int): Likewise.
326 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
328 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
329 Change the predicate of op2 from nonimmediate to general and let
330 reload fix it if necessary.
332 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
334 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
336 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
338 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
341 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
343 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
344 * config/s390/s390.c (s390_expand_vec_movstr): New function.
345 * config/s390/s390.md ("movstr<P:mode>"): Call
346 s390_expand_vec_movstr.
348 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
350 * config/s390/s390.md: Add missing output modifier for operand 1
351 to print it as address properly.
353 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
355 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
356 * config/s390/2964.md: New file.
357 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
358 of insn grouping attributes depending on the CPU level.
359 (s390_get_unit_mask): New function.
360 (s390_sched_score): Remove the OOO from the scheduling macros.
361 Add loop to calculate a score for the instruction mix.
362 (s390_sched_reorder): Likewise plus improve debug output.
363 (s390_sched_variable_issue): Rename macros as above. Calculate
364 the unit distances after actually scheduling an insn. Improve
366 (s390_sched_init): Clear last_scheduled_unit_distance array.
367 * config/s390/s390.md: Include 2964.md.
369 2016-02-18 Jakub Jelinek <jakub@redhat.com>
372 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
373 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
374 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
375 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
376 *avx512f_<code>v8div16qi2_mask_1): New insns.
378 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
381 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
384 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
385 earlyclobber from target. Use wF constraint for fused memory
387 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
389 2016-02-18 Jakub Jelinek <jakub@redhat.com>
390 Martin Liska <mliska@suse.cz>
393 * cfgexpand.c (asan_sanitize_stack_p): New function.
394 (partition_stack_vars): Use the function.
395 (expand_stack_vars): Likewise.
396 (defer_stack_allocation): Likewise.
397 (expand_used_vars): Likewise.
399 2016-02-18 Richard Biener <rguenther@suse.de>
402 * fold-const.c (operand_equal_p): Properly compare offsets for
403 IMAGPART_EXPR and ARRAY_REF.
405 2016-02-18 Nick Clifton <nickc@redhat.com>
409 * config/arm/arm.c (arm_option_override_internal): Disable
410 interworking if the target does not support thumb instructions.
411 (arm_reload_in_hi): Handle the case where a register to register
412 move needs reloading because there is no simple pattern to handle
414 (arm_reload_out_hi): Likewise.
416 2016-02-18 Richard Biener <rguenther@suse.de>
419 * match.pd: Don't use fold_binary or fold_unary for folding
422 2016-02-17 Jakub Jelinek <jakub@redhat.com>
425 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
426 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
427 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
428 warn on gimple_no_warning_p statements.
430 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
432 * doc/extend.texi (C++ Attributes): Correct description of
433 warn_unused type attribute.
435 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
437 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
440 2016-02-17 Richard Biener <rguenther@suse.de>
442 PR rtl-optimization/69609
443 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
444 (find_traces_1_round): When ending a trace update cached priority
446 (bb_to_key): Use cached priority when available.
447 (copy_bb): Initialize cached priority.
448 (reorder_basic_blocks_software_trace_cache): Likewise.
450 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
453 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
455 (aarch64_comparison_operator): Break overly long line into two.
456 (aarch64_comparison_operation): Likewise.
457 * config/aarch64/aarch64.md (cstorecc4): Use
458 aarch64_comparison_operator_mode instead of
459 aarch64_comparison_operator.
460 (cstore<mode>4): Likewise.
461 (aarch64_cstore<mode>): Likewise.
462 (*cstoresi_insn_uxtw): Likewise.
463 (cstore<mode>_neg): Likewise.
464 (*cstoresi_neg_uxtw): Likewise.
466 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
469 * config/arm/predicates.md (arm_comparison_operator_mode):
471 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
472 instead of arm_comparison_operator.
473 (*mov_negscc): Likewise.
474 (*mov_notscc): Likewise.
475 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
476 (*thumb2_mov_negscc): Likewise.
477 (*thumb2_mov_negscc_strict_it): Likewise.
478 (*thumb2_mov_notscc): Likewise.
479 (*thumb2_mov_notscc_strict_it): Likewise.
481 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
483 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
486 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
488 * config/visium/visium.c (machine_libfunc_index): New enum.
489 (machine_libfuncs): New structure.
490 (visium_libfuncs): New static variable.
491 (TARGET_INIT_LIBFUNCS): Define to...
492 (visium_init_libfuncs): ...this. New function.
493 (expand_block_move_4): Use the appropriate libfunc.
494 (expand_block_move_2): Likewise.
495 (expand_block_move_1): Likewise.
496 (expand_block_set_4): Likewise.
497 (expand_block_set_2): Likewise.
498 (expand_block_set_1): Likewise.
499 (visium_trampoline_init): Likewise.
501 2016-02-17 Nick Clifton <nickc@redhat.com>
503 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
504 TI's devices.csv file as of March 2016.
506 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
509 * opts-global.c (handle_common_deferred_options): Introduce and
510 initialize two global variables to remember command-line options
511 specifying a stack-limiting register.
512 * opts.h: Add extern declarations of the two new global variables.
513 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
514 variable based on the values of the two new global variables.
516 2016-02-16 Jakub Jelinek <jakub@redhat.com>
519 * common.opt (Wnonnull-compare): New warning.
520 * doc/invoke.texi (-Wnonnull): Remove text about comparison
521 of arguments against NULL.
522 (-Wnonnull-compare): Document.
523 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
524 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
525 * passes.def (pass_warn_nonnull_compare): Add.
526 * gimple-ssa-nonnull-compare.c: New file.
528 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
530 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
531 AARCH64_EXTRA_TUNE_RECIP_SQRT.
533 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
535 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
536 reciprocal sqrt for -mlow-precision-recip-sqrt.
538 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
539 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
541 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
542 always use lane loads to construct non-constant vectors.
544 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
546 * config/aarch64/aarch64.md
547 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
548 constraints for operand 3.
549 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
551 2016-02-16 Jakub Jelinek <jakub@redhat.com>
552 Richard Biener <rguenther@suse.de>
554 PR tree-optimization/69820
555 * tree-vect-patterns.c (type_conversion_p): Return false if
556 *orig_type is unsigned single precision or boolean.
557 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
560 2016-02-16 Jakub Jelinek <jakub@redhat.com>
562 PR rtl-optimization/69764
563 PR rtl-optimization/69771
564 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
565 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
567 2016-02-16 Richard Biener <rguenther@suse.de>
569 PR tree-optimization/69776
570 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
572 (indirect_refs_may_alias_p): Likewise.
573 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
574 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
576 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
577 (optimize_stmt): For redundant store discovery do not allow tbaa.
579 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
581 PR tree-optimization/69714
582 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
583 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
585 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
587 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
588 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
589 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
590 * config/arc/arc.c (arc_init): Check FPU options.
591 (get_arc_condition_code): Handle new CC_FPU* modes.
592 (arc_select_cc_mode): Likewise.
593 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
594 register pair only. Allow access for ARCv2 accumulator.
595 (gen_compare_reg): Whenever we have FPU support use FPU compare
597 (arc_reorg): Don't generate brcc insns when FPU compare
598 instructions are involved.
599 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
600 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
601 floating point emulation.
602 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
603 (REVERSE_CONDITION): Add new CC_FPU* modes.
604 (TARGET_FP_SP_BASE): Define.
605 (TARGET_FP_DP_BASE): Likewise.
606 (TARGET_FP_SP_FUSED): Likewise.
607 (TARGET_FP_DP_FUSED): Likewise.
608 (TARGET_FP_SP_CONV): Likewise.
609 (TARGET_FP_DP_CONV): Likewise.
610 (TARGET_FP_SP_SQRT): Likewise.
611 (TARGET_FP_DP_SQRT): Likewise.
612 (TARGET_FP_DP_AX): Likewise.
613 * config/arc/arc.md (ARCV2_ACC): New constant.
614 (type): New fpu type attribute.
615 (SDF): Conditional iterator.
616 (cstore<mode>, cbranch<mode>): Change expand condition.
617 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
618 handles FPU/FPX cases as well.
619 * config/arc/arc.opt (mfpu): New option.
620 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
622 (adddf3, muldf3, subdf3): Removed.
623 * config/arc/predicates.md (proper_comparison_operator): Recognize
625 * config/arc/fpu.md: New file.
626 * doc/invoke.texi (ARC Options): Document mfpu option.
628 2016-02-16 Richard Biener <rguenther@suse.de>
630 PR rtl-optimization/69291
631 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
632 noce_operand_ok check.
634 2016-02-16 Tom de Vries <tom@codesourcery.com>
637 * omp-low.c (simd_clone_create): Remove call to
638 symtab->call_cgraph_insertion_hooks.
640 2016-02-16 Jakub Jelinek <jakub@redhat.com>
642 PR tree-optimization/69802
643 * tree-ssa-reassoc.c (update_range_test): If op is
644 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
645 op == 1 test of precision 1 integral op, otherwise handle
646 that case as op itself. Fix up formatting.
647 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
650 2016-02-16 Richard Biener <rguenther@suse.de>
652 PR tree-optimization/69586
653 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
654 types for conversion sources.
656 2016-02-16 Richard Biener <rguenther@suse.de>
659 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
662 2016-02-16 Alan Modra <amodra@gmail.com>
665 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
666 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
667 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
669 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
670 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
671 (p8_fmrgow_<mode>): Likewise.
672 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
674 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
675 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
676 to use movdi_internal64. Remove op0_di.
677 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
679 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
681 Add support for the FCCMP insn types
683 * config/aarch64/aarch64.md (fccmp): Change insn type.
685 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
686 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
687 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
688 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
689 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
690 * config/arm/types.md (fccmps): Add new insn type.
693 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
695 * alias.c (get_alias_set): Fix a typo in comment.
697 2016-02-15 Richard Biener <rguenther@suse.de>
699 PR tree-optimization/69595
700 * match.pd: Complete range test simplification to true.
702 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
704 PR rtl-optimization/69648
705 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
706 pic_offset_table_rtx.
708 PR rtl-optimization/69752
709 * ira.c (update_equiv_regs): When looking for more than a single SET,
710 also take other side effects into account.
712 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
714 * config/s390/s390.c (s390_function_profiler): Add a new sequence
715 for z900+ CPUs in 31-bit mode.
717 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
719 * common/config/s390/s390-common.c (s390_supports_split_stack):
721 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
722 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
723 * config/s390/s390.c (struct machine_function): New field
724 split_stack_varargs_pointer.
725 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
726 in s390_emit_prologue.
727 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
729 (morestack_ref): New global.
730 (SPLIT_STACK_AVAILABLE): New macro.
731 (s390_expand_split_stack_prologue): New function.
732 (s390_live_on_entry): New function.
733 (s390_va_start): Use split-stack vararg pointer if appropriate.
734 (s390_asm_file_end): Emit the split-stack note sections.
735 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
736 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
737 (UNSPECV_SPLIT_STACK_CALL): New unspec.
738 (UNSPECV_SPLIT_STACK_DATA): New unspec.
739 (split_stack_prologue): New expand.
740 (split_stack_space_check): New expand.
741 (split_stack_data): New insn.
742 (split_stack_call): New expand.
743 (split_stack_call_*): New insn.
744 (split_stack_cond_call): New expand.
745 (split_stack_cond_call_*): New insn.
747 2016-02-15 Richard Biener <rguenther@suse.de>
749 PR tree-optimization/69783
750 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
751 Add trivially correct cases.
753 2016-02-15 Tom de Vries <tom@codesourcery.com>
756 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
758 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
760 2016-02-15 Richard Biener <rguenther@suse.de>
762 PR tree-optimization/69776
763 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
764 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
765 indicate whether we can use TBAA to disambiguate against stores.
766 Use alias-set zero if not.
767 (visit_reference_op_store): Do not use TBAA when looking up
769 * tree-ssa-pre.c (compute_avail): Use TBAA here.
770 (eliminate_dom_walker::before_dom_children): But not when looking
773 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
775 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
777 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
779 * config/i386/znver1.md
780 (znver1_pop, znver1_pop_mem,
781 znver1_load_imov_double_store,
782 znver1_load_imov_direct_store,
783 znver1_load_imov_direct_load,
784 znver1_load_imov_double_load): Add new.
785 (znver1_insn, znver1_insn_load): Add icmov type.
787 znver1_sseavx_fma_load,
789 znver1_avx256_fma_load): Fix pipe usage.
791 2016-02-14 Alan Modra <amodra@gmail.com>
794 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
795 with an invalid hard reg, reload just the reg not the entire
796 pre/post-inc/dec address expression.
798 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
801 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
802 fixed R1_REG scratch reg.
803 (sibcall_value_pcrel_fdpic): Likewise.
805 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
809 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
811 2016-02-12 Walter Lee <walt@tilera.com>
813 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
814 * config/tilegx/t-tilegx: Likewise.
816 2016-02-12 David Malcolm <dmalcolm@redhat.com>
819 * diagnostic-show-locus.c (struct line_span): New struct.
820 (layout::get_first_line): Delete.
821 (layout::get_last_line): Delete.
822 (layout::get_num_line_spans): New member function.
823 (layout::get_line_span): Likewise.
824 (layout::print_heading_for_line_span_index_p): Likewise.
825 (layout::get_expanded_location): Likewise.
826 (layout::calculate_line_spans): Likewise.
827 (layout::m_first_line): Delete.
828 (layout::m_last_line): Delete.
829 (layout::m_line_spans): New field.
830 (layout::layout): Update comment. Replace m_first_line and
831 m_last_line with m_line_spans, replacing their initialization
832 with a call to calculate_line_spans.
833 (diagnostic_show_locus): When printing source lines and
834 annotations, rather than looping over a single span
835 of lines, instead loop over each line_span within
836 the layout, with an inner loop over the lines within them.
837 Call the context's start_span callback when changing line spans.
838 * diagnostic.c (diagnostic_initialize): Initialize start_span.
839 (diagnostic_build_prefix): Break out the building of the location
840 part of the string into...
841 (diagnostic_get_location_text): ...this new function, rewriting
842 it from nested ternary expressions to a sequence of "if"
844 (default_diagnostic_start_span_fn): New function.
845 * diagnostic.h (diagnostic_start_span_fn): New typedef.
846 (diagnostic_context::start_span): New field.
847 (default_diagnostic_start_span_fn): New prototype.
849 2016-02-12 David Malcolm <dmalcolm@redhat.com>
852 * gcc.c (driver::finalize): Fix cleanup of "specs".
854 2016-02-12 David Malcolm <dmalcolm@redhat.com>
858 * gcc.c (driver::driver): Initialize m_option_suggestions.
859 (driver::~driver): Clean up m_option_suggestions.
860 (suggest_option): Convert to...
861 (driver::suggest_option): ...this, and split out into
862 driver::build_option_suggestions and find_closest_string.
863 (driver::build_option_suggestions): New function, from
864 first half of suggest_option. Special-case
865 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
866 the sanitizer_opts array. For options of enum types, add the
867 various enum values to the candidate strings.
868 (driver::handle_unrecognized_options): Remove "const".
869 * gcc.h (driver::handle_unrecognized_options): Likewise.
870 (driver::build_option_suggestions): New decl.
871 (driver::suggest_option): New decl.
872 (driver::m_option_suggestions): New field.
873 * opts-common.c (add_misspelling_candidates): New function.
874 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
876 * opts.h (sanitizer_opts): New array decl.
877 (add_misspelling_candidates): New function decl.
878 * spellcheck.c (find_closest_string): New function.
879 * spellcheck.h (find_closest_string): New function decl.
881 2016-02-12 Jakub Jelinek <jakub@redhat.com>
883 PR rtl-optimization/69764
884 PR rtl-optimization/69771
885 * optabs.c (expand_binop_directly): For shift_optab_p, force
886 convert_modes with VOIDmode if xop1 has VOIDmode.
888 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
891 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
892 to correctly determine instrumentation thunks.
894 2016-02-12 Jakub Jelinek <jakub@redhat.com>
897 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
898 type by reference, force lhs on the call.
901 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
902 Compute retval and retbnd early in all cases if split_part_return_p
903 and return_bb is not EXIT. Remove all clobber stmts and reset
904 all debug stmts that refer to SSA_NAMEs defined in split part,
905 except if it is retval, in that case replace the old retval with the
906 lhs of the call to the split part.
908 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
911 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
914 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
915 whose result is used in PHI.
916 (maybe_optimize_range_tests): Likewise.
917 (final_range_test_p): Likweise.
919 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
922 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
923 whose result is used in PHI.
924 (maybe_optimize_range_tests): Likewise.
925 (final_range_test_p): Likweise.
927 2016-02-12 Jakub Jelinek <jakub@redhat.com>
929 * cgraph.c: Spelling fixes - behaviour -> behavior and
930 neighbour -> neighbor.
931 * target.def: Likewise.
932 * sel-sched.c: Likewise.
933 * config/mips/mips.c: Likewise.
934 * config/arc/arc.md: Likewise.
935 * config/arm/cortex-a57.md: Likewise.
936 * config/arm/arm.c: Likewise.
937 * config/arm/neon.md: Likewise.
938 * config/arm/arm-c.c: Likewise.
939 * config/vms/vms-c.c: Likewise.
940 * config/s390/s390.c: Likewise.
941 * config/i386/znver1.md: Likewise.
942 * config/i386/i386.c: Likewise.
943 * config/ia64/hpux-unix2003.h: Likewise.
944 * config/msp430/msp430.md: Likewise.
945 * config/rx/rx.c: Likewise.
946 * config/rx/rx.md: Likewise.
947 * config/aarch64/aarch64-simd.md: Likewise.
948 * config/aarch64/aarch64.c: Likewise.
949 * config/nvptx/nvptx.c: Likewise.
950 * config/bfin/bfin.c: Likewise.
951 * config/cris/cris.opt: Likewise.
952 * config/rs6000/rs6000.c: Likewise.
953 * target.h: Likewise.
954 * spellcheck.c: Likewise.
955 * ira-build.c: Likewise.
956 * tree-inline.c: Likewise.
957 * builtins.c: Likewise.
958 * lra-constraints.c: Likewise.
959 * explow.c: Likewise.
961 * targhooks.c: Likewise.
962 * tree-vect-data-refs.c: Likewise.
964 * doc/tm.texi: Likewise.
965 * doc/extend.texi: Likewise.
966 * doc/install.texi: Likewise.
967 * doc/md.texi: Likewise.
968 * tree-ssa-tail-merge.c: Likewise.
969 * sched-int.h: Likewise.
970 * match.pd: Likewise.
971 * sched-ebb.c: Likewise.
972 * target.def (omit_struct_return_reg): Likewise.
973 * gimple-ssa-isolate-paths.c: Likewise.
974 (find_implicit_erroneous_behaviour): Renamed to...
975 (find_implicit_erroneous_behavior): ... this.
976 (find_explicit_erroneous_behaviour): Renamed to...
977 (find_explicit_erroneous_behavior): ... this.
978 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
980 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
982 PR rtl-optimization/64682
983 PR rtl-optimization/69567
984 PR rtl-optimization/69737
985 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
986 in I2 as well, just lose it.
988 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
990 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
992 (aarch64_last_printed_tune_string): Likewise.
993 (aarch64_declare_function_name): Only output .arch assembler
994 directive if it will be different from the previously output
995 directive. Same for .tune comment but only if -dA is set.
996 (aarch64_start_file): New function.
997 (TARGET_ASM_FILE_START): Define.
999 2016-02-11 David Malcolm <dmalcolm@redhat.com>
1002 * Makefile.in (PLUGIN_HEADERS): Add params.list.
1004 2016-02-11 Jakub Jelinek <jakub@redhat.com>
1007 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
1008 -Wmaybe-uninitialized warning.
1010 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
1013 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
1015 2016-02-11 Richard Biener <rguenther@suse.de>
1017 PR rtl-optimization/69291
1018 * ifcvt.c (noce_try_store_flag_constants): Do not allow
1019 subexpressions affected by changing the result.
1021 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
1024 * lra-constraints.c (curr_insn_transform): Find in/out operands
1025 for secondary memory moves. Update dups.
1027 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
1029 PR tree-optimization/69652
1030 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
1031 to nested loop, did source re-formatting, skip debug statements,
1032 add check on statement with volatile operand, remove dead scalar
1035 2016-02-10 Jakub Jelinek <jakub@redhat.com>
1036 Patrick Palka <ppalka@gcc.gnu.org>
1040 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
1041 calls if the return type is TREE_ADDRESSABLE.
1042 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
1043 * ipa-split.c (split_function): Fix doubled "we" in comment.
1044 Use void return type for the split part even if
1045 !split_point->split_part_set_retval.
1047 2016-02-10 Bin Cheng <bin.cheng@arm.com>
1049 PR tree-optimization/68021
1050 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
1051 when computing the value of biv cand by itself.
1053 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
1055 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
1056 (cortexa57_tunings): Likewise.
1057 (cortexa72_tunings): Likewise.
1058 (arch_macro_fusion_pair_p): Add support for AES fusion.
1059 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
1060 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
1061 Allow virtual registers before reload so early scheduling works.
1062 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
1063 correct latency and pipeline.
1064 (cortex_a57_crypto_complex): Likewise.
1065 (cortex_a57_crypto_xor): Likewise.
1066 (define_bypass): Add AES bypass.
1068 2016-02-10 Richard Biener <rguenther@suse.de>
1070 PR tree-optimization/69726
1071 * passes.def: Add DCE pass before late uninit.
1072 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
1073 really fixup if-conversions job.
1075 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
1077 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
1078 (arm_cortex_a57_tune): Likewise.
1079 (aarch_macro_fusion_pair_p): Add support for AES fusion.
1080 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
1082 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
1084 * timevar.def (TV_PHASE_DBGINFO): Delete.
1085 (TV_PHASE_CHECK_DBGINFO): Likewise.
1086 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
1088 2016-02-10 Richard Biener <rguenther@suse.de>
1090 PR tree-optimization/69719
1091 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
1092 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
1094 2016-02-09 Andrew Pinski <apinski@cavium.com>
1097 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
1098 get_vcond_mask_icode returns false.
1100 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1103 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
1104 an ADDIS that adds a pointer to a large constant that sets the
1105 upper16 bits with a load operation.
1107 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
1110 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
1112 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
1114 (vzipq_s16): Likewise.
1115 (vzipq_s32): Likewise.
1116 (vzipq_f32): Likewise.
1117 (vzipq_u8): Likewise.
1118 (vzipq_u16): Likewise.
1119 (vzipq_u32): Likewise.
1120 (vzipq_p8): Likewise.
1121 (vzipq_p16): Likewise.
1123 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
1126 * config/arm/arm.c (neon_endian_lane_map): New function.
1127 (neon_vector_pair_endian_lane_map): New function.
1128 (arm_evpc_neon_vuzp): Allow for big endian lane order.
1129 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
1131 (vuzpq_s16): Likewise.
1132 (vuzpq_s32): Likewise.
1133 (vuzpq_f32): Likewise.
1134 (vuzpq_u8): Likewise.
1135 (vuzpq_u16): Likewise.
1136 (vuzpq_u32): Likewise.
1137 (vuzpq_p8): Likewise.
1138 (vuzpq_p16): Likewise.
1140 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
1143 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
1146 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
1148 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
1149 truncate const_int operand 1 to QImode.
1151 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
1153 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
1154 corresponding to an abnormal edge.
1156 2016-02-09 Tom de Vries <tom@codesourcery.com>
1158 PR tree-optimization/69599
1159 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
1161 (find_func_aliases_for_builtin_call, find_func_clobbers)
1162 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
1165 2016-02-09 Richard Biener <rguenther@suse.de>
1167 PR tree-optimization/69715
1168 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
1169 LHS on calls as non-rewritable.
1171 2016-02-09 Tom de Vries <tom@codesourcery.com>
1174 * lto-wrapper.c (append_diag_options): New function.
1175 (compile_offload_image): Call append_diag_options.
1177 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
1180 * doc/extend.texi (Flag Output Operands): Correct sectioning.
1181 Minor copy-edit to fix verb tenses.
1183 2016-02-08 Jakub Jelinek <jakub@redhat.com>
1185 PR tree-optimization/69209
1186 * ipa-split.c (split_function): If split part is not
1187 returning retval, retval has gimple type but is not
1188 gimple value, force it into a SSA_NAME first.
1190 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
1192 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
1195 2016-02-08 Jason Merrill <jason@redhat.com>
1198 * convert.c (convert_to_integer_1): Check dofold on truncation
1200 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
1201 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
1202 Rename from *_nofold.
1203 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
1204 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
1206 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
1209 * tree.c (build_common_tree_nodes): Remove short_double argument.
1210 All callers changed.
1211 * tree.h (build_common_tree_nodes): Adjust declaration.
1212 * doc/invoke.texi (-fshort-double): Remove documentation.
1213 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1214 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
1215 * lto-wrapper.c (merge_and_complain, append_compiler_options)
1216 (append_linker_options): Don't handle OPT_fshort_double.
1218 PR rtl-optimization/68730
1219 * lra-remat.c (insn_to_cand_activation): New static variable.
1220 (lra_remat): Allocate and free it.
1221 (create_cand): New arg activation. Initialize a field in
1222 insn_to_cand_activation if it is nonnull.
1223 (create_cands): Pass the activation insn to create_cand when making
1224 a candidate involving an output reload. Reorganize code a little.
1225 (do_remat): Keep track of active status of candidates in a separate
1228 2016-02-08 Richard Biener <rguenther@suse.de>
1230 PR tree-optimization/69719
1231 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
1232 Properly use absolute of the difference of the two offsets to
1233 compare or adjust the segment length.
1235 2016-02-08 Richard Biener <rguenther@suse.de>
1236 Jeff Law <law@redhat.com>
1239 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
1240 types for anonymous SSA names.
1242 2016-02-08 Richard Biener <rguenther@suse.de>
1244 PR rtl-optimization/69274
1245 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
1247 2016-02-08 Jeff Law <law@redhat.com>
1249 PR tree-optimization/65917
1250 * tree-ssa-dom.c (record_temporary_equivalences): Record both
1251 equivalences from if (x == y) style conditionals.
1252 (loop_depth_of_name): Remove.
1253 (record_equality): Remove loop depth check.
1254 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
1255 (const_and_copies::record_const_or_copy_raw): New member function.
1256 * tree-ssa-scopedtables.c
1257 (const_and_copies::record_const_or_copy_raw): New, factored out of
1258 (const_and_copies::record_const_or_copy): Call new member function.
1260 2016-02-05 Jeff Law <law@redhat.com>
1262 PR tree-optimization/68541
1263 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
1264 (count_stmts_in_block): New function.
1265 (poor_ifcvt_candidate_code): Likewise.
1266 (is_feasible_trace): Add some heuristics to determine when path
1267 splitting is profitable.
1268 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
1269 is a diamond with a single exit.
1271 2016-02-05 Martin Sebor <msebor@redhat.com>
1274 * doc/invoke.texi: Update -Wplacement-new to take an optional
1277 2016-02-06 Richard Henderson <rth@redhat.com>
1280 * tree.c (tree_nop_conversion_p): Do not strip casts into or
1281 out of non-standard address spaces.
1283 2016-02-05 Jakub Jelinek <jakub@redhat.com>
1285 PR rtl-optimization/69691
1286 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
1288 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
1290 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
1291 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
1292 (*ieee128_mfvsrd_64bit): Likewise.
1293 (*ieee128_mfvsrd_32bit): Likewise.
1295 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
1299 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
1301 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
1302 instrumented_version.
1304 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
1306 * doc/invoke.texi (Optimize Options): In table of --param options
1307 rename second occurrence of tracer-min-branch-ratio to
1308 tracer-min-branch-probability, rename
1309 tracer-min-branch-ratio-feedback to
1310 tracer-min-branch-probability-feedback and clarify description,
1311 rename sched-spec-state-edge-prob-cutoff to
1312 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
1313 to selsched-insns-to-rename, rename lto-minpartition to
1314 lto-min-partition, delete reorder-blocks-duplicate and
1315 reorder-blocks-duplicate-feedback.
1317 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1319 * config/s390/s390.c (s390_register_info_set_ranges): Remove
1322 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
1324 * doc/extend.texi: S/390: Correct some typos.
1326 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1328 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
1330 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1333 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
1334 (s390_register_info_gprtofpr): Use new macros above.
1335 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
1337 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
1338 its name. Adjust restore and save gpr ranges.
1339 (s390_register_info_set_ranges): New function.
1340 (s390_register_info): Use new macros above. Call
1341 s390_register_info_set_ranges.
1342 (s390_optimize_register_info): Likewise.
1343 (s390_hard_regno_rename_ok): Use new macros.
1344 (s390_hard_regno_scratch_ok): Likewise.
1345 (s390_emit_epilogue): Likewise.
1346 (s390_can_use_return_insn): Likewise.
1347 (s390_optimize_prologue): Likewise.
1348 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
1350 2016-02-05 Jakub Jelinek <jakub@redhat.com>
1353 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
1355 (ix86_option_override_internal): Disable TARGET_STV even for
1356 -m{incoming,preferred}-stack-boundary=3.
1358 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1360 * config.gcc: Mark deprecated rtems targets as obsolete.
1362 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
1364 PR rtl-optimization/64682
1365 PR rtl-optimization/69567
1366 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
1367 before I2 only if the register is both used and set in I2.
1369 2016-02-04 DJ Delorie <dj@redhat.com>
1371 * config/msp430/msp430.c (msp430_start_function): Add function type.
1373 2016-02-04 Jakub Jelinek <jakub@redhat.com>
1376 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
1378 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
1380 PR rtl-optimization/69577
1382 2015-10-29 Richard Henderson <rth@redhat.com>
1386 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
1387 sse check to the exact conditions of PR 67609.
1389 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
1392 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
1393 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
1394 not allowed into the traditional Altivec registers.
1395 (movtd_64bit_nodm): Likewise.
1396 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
1398 2016-02-04 David Malcolm <dmalcolm@redhat.com>
1400 * config/aarch64/cortex-a57-fma-steering.c
1401 (aarch64_register_fma_steering): Remove "static" from arguments
1404 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
1407 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
1410 2016-02-04 Mike Frysinger <vapier@gentoo.org>
1412 * doc/invoke.texi: Delete -mno-fma4.
1414 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
1416 PR rtl-optimization/69577
1417 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
1418 (find_subregs_of_mode): Update accordingly. Iterate over partial
1421 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
1423 * config/arm/arm-protos.h (neon_reinterpret): Remove.
1424 * config/arm/arm.c (neon_reinterpret): Remove.
1425 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
1426 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
1427 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
1428 vreinterpretti): Remove.
1429 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
1430 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
1431 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
1432 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
1433 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
1434 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
1435 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
1436 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
1437 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
1438 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
1439 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
1440 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
1441 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
1442 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
1443 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
1444 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
1445 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
1446 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
1447 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
1448 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
1449 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
1450 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
1451 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
1452 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
1453 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
1454 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
1455 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
1456 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
1457 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
1458 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
1459 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
1460 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
1461 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
1462 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
1463 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
1464 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
1465 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
1466 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
1467 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
1468 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
1469 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
1470 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
1471 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
1472 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
1473 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
1474 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
1475 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
1476 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
1477 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
1478 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
1479 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
1480 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
1481 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
1482 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
1483 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
1484 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
1485 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
1486 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
1487 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
1488 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
1489 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
1490 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
1491 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
1492 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
1493 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
1494 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
1495 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
1496 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
1497 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
1498 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
1499 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
1500 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
1501 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
1502 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
1503 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
1504 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
1505 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
1506 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
1507 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
1508 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
1509 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
1510 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
1511 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
1512 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
1513 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
1514 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
1515 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
1516 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
1517 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
1518 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
1519 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
1520 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
1521 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
1522 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
1523 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
1524 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
1525 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
1526 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
1527 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
1528 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
1529 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
1530 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
1531 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
1533 2016-02-04 Martin Liska <mliska@suse.cz>
1536 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
1537 that are gimple_store_p.
1538 (maybe_instrument_call): Likewise.
1540 2016-02-04 Bin Cheng <bin.cheng@arm.com>
1542 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
1543 register scaling out of memory reference and comment why.
1545 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1549 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
1550 folding the source of a SET.
1552 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1556 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
1557 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
1559 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
1563 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
1566 2016-02-04 Christian Bruel <christian.bruel@st.com>
1568 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
1569 * config/arm/arm.c (arm_set_current_function): Likewise.
1571 2016-02-04 Jakub Jelinek <jakub@redhat.com>
1572 Ilya Enkovich <enkovich.gnu@gmail.com>
1573 H.J. Lu <hongjiu.lu@intel.com>
1576 * config/i386/i386.c (convert_scalars_to_vector): Remove
1577 stack alignment fixes.
1578 (ix86_option_override_internal): Disable TARGET_STV if stack
1579 might not be aligned enough.
1580 (ix86_minimum_alignment): Assert that TARGET_STV is false.
1582 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
1584 * gcc/config/i386/x86-tune.def: Disable default prefetching
1587 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1588 Vladimir Makarov <vmakarov@redhat.com>
1591 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
1592 in validating fused toc addresses.
1594 2016-02-03 Jakub Jelinek <jakub@redhat.com>
1597 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
1598 range->m_caret fields if range->m_show_caret_p is false.
1601 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
1602 Force oldval into register if it does not satisfy reg_or_short_operand
1603 predicate. Fix up formatting.
1605 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
1606 Alexandre Oliva <aoliva@redhat.com>
1609 * lra-constraints.c (simplify_operand_subreg): Check additionally
1610 address validity after potential reloading.
1611 (process_address_1): Check insns validity. In case of failure do
1614 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
1617 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
1620 2016-02-02 Jakub Jelinek <jakub@redhat.com>
1622 * wide-int.cc (canonize_uhwi): New function.
1623 (wi::divmod_internal): Use it.
1625 2016-02-02 James Norris <jnorris@codesourcery.com
1627 * gimplify.c (omp_notice_variable): Add usage check.
1629 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
1631 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
1632 like LE, GE, LT, GT when emitting relational operator.
1634 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
1636 * ira-costs.c (find_costs_and_classes): Add extra argument.
1637 * target.def (ira_change_pseudo_allocno_class): Add parameter.
1638 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
1639 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
1640 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
1641 Add best_class parameter, and return it if not ALL_REGS.
1642 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
1644 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
1647 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
1649 * config/aarch64/aarch64.c
1650 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
1651 (aarch64_ira_change_pseudo_allocno_class): New function.
1653 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
1656 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
1658 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1660 * config/avr/avr.c (avr_option_override): Set
1661 PARAM_ALLOW_STORE_DATA_RACES to 1.
1663 2016-02-02 Richard Biener <rguenther@suse.de>
1665 PR tree-optimization/69595
1666 * match.pd: Add range test simplifications to true/false.
1668 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
1670 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
1671 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
1674 2016-02-02 Richard Biener <rguenther@suse.de>
1676 PR tree-optimization/69606
1677 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
1678 info on the result before moving a stmt.
1680 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
1683 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
1684 branch with vector comparison.
1685 * config/i386/sse.md (VI48_AVX): New mode iterator.
1686 (define_expand "cbranch<mode>4): Add support for conditional branch
1687 with vector comparison.
1688 * tree-vect-loop.c (optimize_mask_stores): New function.
1689 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
1690 has_mask_store field of vect_info.
1691 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
1692 vectorized loops having masked stores after vec_info destroy.
1693 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
1694 correspondent macros.
1695 (optimize_mask_stores): Add prototype.
1697 2016-02-02 Alan Modra <amodra@gmail.com>
1700 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
1703 2016-02-02 Alan Modra <amodra@gmail.com>
1706 * config/rs6000/rs6000.c (need_toc_init): New var, set it
1707 whenever toc_label_name used.
1708 (rs6000_file_start): Don't set up toc section here,
1709 (rs6000_output_function_epilogue): do so here instead,
1710 (rs6000_xcoff_file_start): and here.
1711 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
1712 (load_toc_aix_di): Likewise.
1714 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1716 PR rtl-optimization/69592
1717 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
1718 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
1719 (num_sign_bit_copies_binary_arith_p): New inline function.
1720 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
1722 2016-02-01 Jeff Law <law@redhat.com>
1724 PR tree-optimization/69580
1725 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
1726 * tree-ssa-threadbackward.c
1727 (fsm_find_control_statement_thread_paths): Do not try to walk
1728 through large PHI nodes.
1730 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1732 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
1733 when count is incremented above limit, don't analyze further
1736 * omp-low.c (oacc_parse_default_dims): Avoid
1737 -Wsign-compare warning, make sure value fits into int
1738 rather than just unsigned int.
1740 2016-02-01 Bin Cheng <bin.cheng@arm.com>
1742 PR tree-optimization/67921
1743 * fold-const.c (split_tree): New parameters. Convert pointer
1744 type variable part to proper type before negating.
1745 (fold_binary_loc): Pass new arguments to split_tree.
1747 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
1749 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
1750 (nvptx_goacc_validate_dims): Extend to handle global defaults.
1751 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
1752 * doc/tm.texti: Rebuilt.
1753 * doc/invoke.texi (fopenacc-dim): Document.
1754 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
1755 (append_compiler_options): Likewise.
1756 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
1757 (oacc_parse_default_dims): New.
1758 (oacc_validate_dims): Add USED arg. Select non-unity default when
1760 (oacc_loop_fixed_partitions): Return mask of used partitions.
1761 (oacc_loop_auto_partitions): Emit dump info.
1762 (oacc_loop_partition): Return mask of used partitions.
1763 (execute_oacc_device_lower): Parse default dimension arg. Adjust
1764 loop partitioning and validation calls.
1766 2016-02-01 Richard Biener <rguenther@suse.de>
1769 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
1771 2016-02-01 Richard Biener <rguenther@suse.de>
1773 PR tree-optimization/69574
1774 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
1775 of asserting return chrec_dont_know.
1777 2016-02-01 Martin Liska <mliska@suse.cz>
1779 * mem-stats-traits.h: Add copyright header.
1780 * mem-stats.h: Likewise.
1782 2016-02-01 Richard Biener <rguenther@suse.de>
1784 PR tree-optimization/69579
1785 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
1786 Do not propagate through abnormal PHI results.
1788 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
1790 * postreload.c (reload_cse_simplify): Remove dead code.
1792 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1794 PR rtl-optimization/69570
1795 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
1796 if there is more than one set, not if there is a single set.
1798 2016-02-01 Richard Henderson <rth@redhat.com>
1801 * combine.c (make_compound_operation): When looking through a
1802 subreg, make sure to re-extend to the width of the outer mode.
1804 2016-01-30 Jakub Jelinek <jakub@redhat.com>
1806 PR tree-optimization/69546
1807 * wide-int.cc (wi::divmod_internal): For unsigned division
1808 where both operands fit into uhwi, if o1 is 1 and o0 has
1809 msb set, if divident_prec is larger than bits per hwi,
1810 clear another quotient word and return 2 instead of 1.
1811 Similarly for remainder with msb in HWI set, if dividend_prec
1812 is larger than bits per hwi.
1814 2016-01-29 Martin Jambor <mjambor@suse.cz>
1816 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
1817 Use short lowercase names.
1818 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
1819 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
1820 acq_rel one. Protect warning agains segfaults if
1821 get_memory_order_name returns NULL.
1822 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
1823 with release semantics. Do not warn if get_memory_order already did.
1824 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
1825 semantics. Fix check for relaxed or acquire semantics. Do not warn
1826 if get_memory_order already did.
1828 2016-01-29 Sebastian Pop <s.pop@samsung.com>
1830 * doc/install.texi: Document that isl-0.16 is supported.
1832 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
1835 * config/i386/constraints.md (Bm): Describe as special memory
1837 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
1838 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1839 * genpreds.c (struct constraint_data): Add is_special_memory.
1840 (have_special_memory_constraints, special_memory_start): New
1842 (special_memory_end): Ditto.
1843 (add_constraint): Add new arg is_special_memory. Add code to
1844 process its true value. Update have_special_memory_constraints.
1845 (process_define_constraint): Pass the new arg.
1846 (process_define_register_constraint): Ditto.
1847 (choose_enum_order): Process special memory.
1848 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
1849 function insn_extra_special_memory_constraint.
1850 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1851 * gensupport.c (process_rtx): Process
1852 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1853 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
1854 * ira-lives.c (single_reg_class): Use
1855 insn_extra_special_memory_constraint.
1856 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
1857 * lra-constraints.c (process_alt_operands): Ditto.
1858 (curr_insn_transform): Use insn_extra_special_memory_constraint.
1859 * recog.c (asm_operand_ok, preprocess_constraints): Process
1861 * reload.c (find_reloads): Ditto.
1862 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
1863 * stmt.c (parse_input_constraint): Use
1864 insn_extra_special_memory_constraint.
1866 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1869 * lra-splill.c (lra_final_code_change): Revert r229087 by
1870 removing all sub-registers.
1872 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
1875 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
1877 2016-01-29 Jakub Jelinek <jakub@redhat.com>
1880 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
1881 SSE1, copy target into the temporary reg first before recursing
1884 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1886 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
1889 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1891 * ginclude/stdarg.h: Test __cplusplus instead of
1892 __GXX_EXPERIMENTAL_CXX0X__.
1894 2016-01-29 Richard Biener <rguenther@suse.de>
1896 PR tree-optimization/69547
1897 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1898 Do not mark clobbers necessary.
1899 (mark_all_reaching_defs_necessary_1): Likewise.
1901 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1903 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
1904 declaration name with %qs and print it in both error messages.
1905 Also fix indentation.
1907 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1910 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
1911 trailing blank line from error message.
1913 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1916 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
1919 2016-01-29 Richard Biener <rguenther@suse.de>
1922 * match.pd: Allow all integral types when simplifying a
1923 widening or sign-changing conversion.
1925 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1927 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
1928 back to setting codegen_error to fail codegen.
1930 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
1933 * config/i386/constraints.md (C): Only accept constant zero operand.
1934 (BC): New constraint.
1935 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
1936 instead of C constraint.
1937 * doc/md.texi (Machine Constraints): Update description
1940 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
1943 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
1945 2016-01-28 Jakub Jelinek <jakub@redhat.com>
1948 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
1951 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
1953 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
1954 branches if using guessed profile.
1956 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
1958 * graphite-optimize-isl.c (optimize_isl): Fix dump.
1960 2016-01-28 Richard Henderson <rth@redhat.com>
1963 * config/aarch64/aarch64-modes.def (CC_Cmode): New
1964 * config/aarch64/aarch64-protos.h: Update.
1965 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
1966 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
1967 (aarch64_get_condition_code_1): Handle CC_Cmode.
1968 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
1969 (*add<mode>3_compareC_cconly_imm): New.
1970 (*add<mode>3_compareC_cconly): New.
1971 (*add<mode>3_compareC_imm): New.
1972 (add<mode>3_compareC): New.
1973 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
1974 to be first. Use aarch64_carry_operation.
1975 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
1976 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
1977 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
1978 (subti3): Use subdi3_compare1.
1979 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
1980 (sub<mode>3_compare1): New.
1981 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
1982 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
1983 (*subsi3_carryin_uxtw): Likewise.
1984 (*ngc<mode>, *ngcsi_uxtw): Likewise.
1985 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
1986 * config/aarch64/iterators.md (DWI): New.
1987 * config/aarch64/predicates.md (aarch64_carry_operation): New.
1988 (aarch64_borrow_operation): New.
1990 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
1992 * graphite-optimize-isl.c (optimize_isl): Print a different debug
1993 message when isl does not return a valid schedule.
1995 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1997 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
1998 Remove comments from class declarations: they are already in the code
2001 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2003 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
2005 (ternary_op_to_tree): Same.
2006 (unary_op_to_tree): Same.
2007 (nary_op_to_tree): Same.
2008 (gcc_expression_from_isl_expr_op): Same.
2009 (gcc_expression_from_isl_expression): Same.
2010 (graphite_create_new_loop): Same.
2011 (graphite_create_new_loop_guard): Same.
2012 (build_iv_mapping): Same.
2013 (graphite_create_new_guard): Same.
2014 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
2015 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
2017 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2019 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
2020 instead of setting codegen_error to fail codegen.
2022 2016-01-28 Jason Merrill <jason@redhat.com>
2024 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
2026 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2028 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
2029 Remove CONST_INT_P check in CCMP cost calculation.
2031 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2033 * config/aarch64/aarch64.c (generic_vector_cost):
2034 Set vec_permute_cost.
2035 (cortexa57_vector_cost): Likewise.
2036 (exynosm1_vector_cost): Likewise.
2037 (xgene1_vector_cost): Likewise.
2038 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
2039 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
2040 Add vec_permute_cost entry.
2042 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2044 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
2046 (add<mode>3_compare0): Likewise.
2047 (addsi3_compare0_uxtw): Likewise.
2048 (add<mode>3nr_compare0): Likewise.
2049 (compare_neg<mode>): Likewise.
2050 (<optab><mode>3): Likewise.
2052 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
2054 * tree-vect-stmts.c (vectorizable_comparison): Add
2055 NULL check for vectype.
2057 2016-01-28 Richard Biener <rguenther@suse.de>
2059 PR tree-optimization/69466
2060 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
2061 Account for PHIs we couldn't duplicate.
2063 2016-01-28 Martin Liska <mliska@suse.cz>
2066 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
2067 instead of ENABLE_VALGRIND_CHECKING.
2069 2016-01-27 Richard Henderson <rth@redhat.com>
2072 * lra-remat.c (subreg_regs): New.
2073 (dump_candidates_and_remat_bb_data): Dump it.
2074 (operand_to_remat): Reject if operand in subreg_regs.
2075 (set_bb_regs): Collect subreg_regs.
2076 (lra_remat): Init and free subreg_regs. Compute
2077 calculate_local_reg_remat_bb_data before create_cands.
2079 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
2082 * config/i386/i386.c (ix86_update_stack_boundary): Don't
2083 change stack_alignment_needed for __tls_get_addr call.
2085 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
2087 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
2089 2016-01-27 Jeff Law <law@redhat.com>
2091 PR tree-optimization/68398
2092 PR tree-optimization/69196
2093 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
2094 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
2095 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2096 Only count PHIs in the last block in the path. The others will
2097 const/copy propagate away. Add heuristic to allow more irreducible
2098 subloops to be created when it is likely profitable to do so.
2100 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2101 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
2102 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
2104 2016-01-27 Jakub Jelinek <jakub@redhat.com>
2107 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
2108 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
2109 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
2110 * tree-streamer-in.c: Include asan.h.
2111 (streamer_get_builtin_tree): For builtins in sanitizer
2112 range call initialize_sanitizer_builtins and retry.
2114 2016-01-27 Ian Lance Taylor <iant@google.com>
2116 * common.opt (fkeep-gc-roots-live): New undocumented option.
2117 * tree-ssa-loop-ivopts.c (add_candidate_1): If
2118 -fkeep-gc-roots-live, skip pointers.
2119 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
2122 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
2125 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
2126 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
2128 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
2131 * configure.ac: NetBSD provides SSP in its C library.
2132 * configure: Updated.
2134 2016-01-27 Richard Biener <rguenther@suse.de>
2136 PR tree-optimization/69166
2137 * tree-vect-loop.c (vect_is_simple_reduction): Always check
2138 reduction code for commutativity / associativity.
2140 2016-01-27 Martin Jambor <mjambor@suse.cz>
2142 PR tree-optimization/69355
2143 * tree-sra.c (analyze_access_subtree): Correct hole detection when
2144 total_scalarization fails.
2146 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
2148 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
2151 2016-01-27 Christian Bruel <christian.bruel@st.com>
2154 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
2155 Move arm_reset_previous_fndecl and set_target_option_current_node in
2156 the conditional part. Call save_restore_target_globals.
2157 * config/arm/arm.c (arm_set_current_function):
2158 Refactor to better support #pragma target and attribute mix.
2159 Call save_restore_target_globals.
2160 * config/arm/arm-protos.h (save_restore_target_globals): New function.
2162 2016-01-27 Martin Liska <mliska@suse.cz>
2164 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
2165 reference for an HSA kernel and its host function.
2167 2016-01-27 Jakub Jelinek <jakub@redhat.com>
2169 PR tree-optimization/69399
2170 * wide-int.h (wi::lrshift): For larger precisions, only
2171 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
2173 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
2175 * config/arc/predicates.md (proper_comparison_operator): Reject
2176 constant-constant comparison.
2178 2016-01-26 Tom de Vries <tom@codesourcery.com>
2180 PR tree-optimization/69110
2181 * tree-data-ref.c (initialize_data_dependence_relation): Handle
2182 DR_NUM_DIMENSIONS == 0.
2184 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
2185 Sebastian Pop <s.pop@samsung.com>
2187 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
2188 isl_ast_op_cond and isl_ast_op_select.
2189 (gcc_expression_from_isl_expr_op): Same.
2191 2016-01-26 Jason Merrill <jason@redhat.com>
2194 * tree.c (recompute_constructor_flags): Split out from
2196 (verify_constructor_flags): New.
2197 * tree.h: Declare them.
2199 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
2201 PR rtl-optimization/69217
2202 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
2203 are no TYPE_FIELDS set for the record type.
2205 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2208 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
2209 toc_label_name unconditionally.
2210 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
2211 SYMBOL_REF string. Use toc_label_name instead of constructing
2213 (rs6000_elf_declare_function_name): Use toc_label_name instead of
2214 constructing LCTOC1.
2216 2016-01-26 Martin Sebor <msebor@redhat.com>
2219 * doc/extend.texi (Common Type Attributes): Move text that talks about
2220 attribute packed from attribute aligned to the section discussing
2221 the former attribute for clarity.
2223 2016-01-26 Richard Henderson <rth@redhat.com>
2226 * trans-mem.c (tm_region_init): Mark entry block as visited.
2228 2016-01-26 David Malcolm <dmalcolm@redhat.com>
2231 * diagnostic-show-locus.c (layout::print_source_line): Replace
2232 call to pp_newline with call to layout::print_newline.
2233 (layout::print_annotation_line): Likewise.
2234 (layout::move_to_column): Likewise.
2235 (layout::print_any_fixits): After printing any fixits, print a
2236 trailing newline, if necessary.
2237 (layout::print_newline): New method, resetting any colorization
2239 (diagnostic_show_locus): Move the pp_newline to before the
2240 early bailout. Remove dummy block enclosing the layout instance.
2241 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
2242 of pp_newline_and_flush with pp_flush.
2243 (diagnostic_append_note): Delete use of pp_newline.
2244 (diagnostic_append_note_at_rich_loc): Delete.
2245 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
2246 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
2247 when newline characters are added to the buffer.
2249 2016-01-26 Michael Matz <matz@suse.de>
2251 * configure.ac (ac_cv_std_swap_in_utility): New test.
2252 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
2253 * configure: Regenerate.
2254 * config.in: Regenerate.
2256 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
2258 * config/arc/arc.md (cstoresi4): Force operand into register.
2259 (arcset<code>): Fix predicate.
2260 (arcsetltu): Likewise.
2261 (arcsetgeu): Likewise.
2262 (arcsethi): Likewise.
2263 (arcsetls): Likewise.
2265 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2267 PR tree-optimization/69483
2268 * gimple-fold.c (canonicalize_constructor_val): Return NULL
2269 if base has error_mark_node type.
2271 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
2274 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
2275 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
2277 (vget_lane_f16): Handle big-endian.
2278 (vgetq_lane_f16): Likewise.
2279 (vset_lane_f16): Likewise.
2280 (vsetq_lane_f16): Likewise.
2281 * config/arm/iterators.md (VQXMOV): Add V8HF.
2282 (VDQ): Add V4HF and V8HF.
2283 (V_reg): Handle V4HF and V8HF.
2284 (Is_float_mode): Likewise.
2285 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
2286 neon_vdup_nv8hf): New patterns.
2287 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
2288 Use VD_LANE iterator.
2289 (neon_vld1_dup<mode>): Use VQ2 iterator.
2291 2016-01-26 Nathan Sidwell <nathan@acm.org>
2293 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
2294 (set_oacc_fn_attrib): Add IS_KERNEL arg.
2295 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
2296 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
2297 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
2298 (oacc_validate_dims): Add LEVEL arg, don't return level.
2299 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
2301 (execute_oacc_device_lower): Adjust, add more dump output.
2302 * tree-ssa-loop.c (gate_oacc_kernels): Use
2303 oacc_fn_attrib_kernels_p.
2304 * tree-parloops.c (create_parallel_loop): Adjust
2305 set_oacc_fn_attrib call.
2307 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2310 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
2311 (append_compiler_options): Handle -fcilkplus.
2312 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
2314 2016-01-26 Nick Clifton <nickc@redhat.com>
2317 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
2318 been marked as DECL_ONE_ONLY but we do not the means to make it
2319 so, then do not allow it to bind locally.
2321 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2324 * opts.h (parse_sanitizer_options): New prototype.
2325 * opts.c (sanitizer_opts): New array.
2326 (parse_sanitizer_options): New function.
2327 (common_handle_option): Use parse_sanitizer_options.
2329 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
2332 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
2333 alignment adjustment to ...
2334 (ix86_update_stack_boundary): Here. Don't over-align stack for
2336 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
2337 if __tls_get_addr is called.
2339 2016-01-26 Christian Bruel <christian.bruel@st.com>
2341 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
2343 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
2345 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
2347 2016-01-26 Richard Biener <rguenther@suse.de>
2350 * match.pd: Guard X * CST CMP 0 pattern with single_use.
2352 2016-01-26 Richard Biener <rguenther@suse.de>
2354 PR tree-optimization/69452
2355 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
2356 (move_computations_dom_walker::before_dom_children): Rename
2358 (move_computations_worker): This.
2359 (move_computations): Perform an RPO rather than a DOM walk.
2361 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2364 * combine.c (combine_instructions): For REG_EQUAL note with
2365 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
2366 to the underlying register.
2367 * doc/rtl.texi (REG_EQUAL): Document the behavior of
2368 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
2370 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
2373 * config/aarch64/aarch64-builtins.c
2374 (aarch64_init_simd_builtin_types): Do not set structural
2375 equality to __Poly{8,16,64,128}_t types.
2377 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
2379 PR tree-optimization/69400
2380 * wide-int.cc (wi_pack): Take the precision as argument and
2381 perform canonicalization here rather than in the callers.
2382 Use the main loop to handle all full-width HWIs. Add a
2383 zero HWI if in_len isn't a full result.
2384 (wi::divmod_internal): Update accordingly.
2385 (wi::mul_internal): Likewise. Simplify.
2387 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
2388 Sebastian Pop <s.pop@samsung.com>
2390 * graphite-poly.c (apply_poly_transforms): Simplify.
2391 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
2392 (print_isl_map): Same.
2393 (print_isl_union_map): Same.
2394 (print_isl_schedule): New.
2395 (debug_isl_schedule): New.
2396 * graphite-dependences.c (scop_get_reads): Do not call
2397 isl_union_map_add_map that is undocumented isl functionality.
2398 (scop_get_must_writes): Same.
2399 (scop_get_may_writes): Same.
2400 (scop_get_original_schedule): Remove.
2401 (scop_get_dependences): Do not call isl_union_map_compute_flow that
2402 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
2403 (compute_deps): Remove.
2404 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
2405 (debug_schedule_ast): New.
2406 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
2407 set_separate_option.
2408 (graphite_regenerate_ast_isl): Add dump.
2409 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
2410 from scop->transformed_schedule.
2411 (graphite_regenerate_ast_isl): Add more dump.
2412 * graphite-optimize-isl.c (optimize_isl): Set
2413 scop->transformed_schedule. Check whether schedules are equal.
2414 (apply_poly_transforms): Move here.
2415 * graphite-poly.c (apply_poly_transforms): ... from here.
2416 (free_poly_bb): Static.
2417 (free_scop): Static.
2418 (pbb_number_of_iterations_at_time): Remove.
2419 (print_isl_ast): New.
2420 (debug_isl_ast): New.
2421 (debug_scop_pbb): New.
2422 * graphite-scop-detection.c (print_edge): Move.
2424 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
2425 (build_scop_scattering): Remove.
2426 (create_pw_aff_from_tree): Assert instead of bailing out.
2427 (add_condition_to_pbb): Remove unused code, do not fail.
2428 (add_conditions_to_domain): Same.
2429 (add_conditions_to_constraints): Remove.
2430 (build_scop_context): New.
2431 (add_iter_domain_dimension): New.
2432 (build_iteration_domains): Initialize pbb->iterators.
2433 Call add_conditions_to_domain.
2436 (index_outermost_in_loop): New.
2437 (index_pbb_in_loop): New.
2438 (outermost_pbb_in): New.
2439 (add_in_sequence): New.
2440 (add_outer_projection): New.
2441 (outer_projection_mupa): New.
2442 (add_loop_schedule): New.
2443 (build_schedule_pbb): New.
2444 (build_schedule_loop): New.
2445 (embed_in_surrounding_loops): New.
2446 (build_schedule_loop_nest): New.
2447 (build_original_schedule): New.
2448 (build_poly_scop): Call build_original_schedule.
2449 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
2450 (free_poly_dr): Remove.
2451 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
2452 (free_poly_bb): Remove.
2453 (debug_loop_vec): Remove.
2454 (print_isl_ast): Declare.
2455 (debug_isl_ast): Declare.
2456 (scop_do_interchange): Remove.
2457 (scop_do_strip_mine): Remove.
2458 (scop_do_block): Remove.
2459 (flatten_all_loops): Remove.
2460 (optimize_isl): Remove.
2461 (pbb_number_of_iterations_at_time): Remove.
2462 (debug_scop_pbb): Declare.
2463 (print_schedule_ast): Declare.
2464 (debug_schedule_ast): Declare.
2465 (struct scop): Remove schedule. Add original_schedule,
2466 transformed_schedule.
2467 (free_gimple_poly_bb): Remove.
2468 (print_generated_program): Remove.
2469 (debug_generated_program): Remove.
2470 (unify_scattering_dimensions): Remove.
2471 * sese.c (print_edge): ... here.
2472 (print_sese): ... here.
2473 (debug_edge): ... here.
2474 (debug_sese): ... here.
2475 * sese.h (print_edge): Declare.
2476 (print_sese): Declare.
2477 (dump_edge): Declare.
2478 (dump_sese): Declare.
2480 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
2481 Sebastian Pop <s.pop@samsung.com>
2483 * Makefile.in: Set ISLVER in site.exp.
2485 2016-01-25 Jakub Jelinek <jakub@redhat.com>
2487 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
2488 DECL_VALUE_EXPR of new_var even for the non-array case. Look
2489 through DECL_VALUE_EXPR for expansion.
2491 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
2493 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
2494 the frame info after reload completed.
2496 2016-01-25 Jeff Law <law@redhat.com>
2498 PR tree-optimization/69196
2499 PR tree-optimization/68398
2500 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
2501 tree-ssa-threadupdate.c.
2502 (determine_bb_domination_status): Prototype
2503 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
2504 (determine_bb_domination_status): No longer static.
2505 (valid_jump_thread_path): Remove code to detect characteristics
2506 of the jump thread path not associated with correctness.
2507 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
2508 Correct test for thread path length. Count PHIs for real operands as
2509 statements that need to be copied. Do not count ASSERT_EXPRs.
2510 Look at all the blocks in the thread path. Compute and selectively
2511 filter thread paths based on threading through the latch, threading
2512 a multiway branch or crossing a multiway branch.
2514 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2516 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
2517 decl with __attribute__ ((unused)) annotation.
2519 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
2522 * tree-vect-stmts.c (vectorizable_condition): Check vectype
2523 of operands is compatible with a statement vectype.
2525 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
2527 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
2528 improve wording for mixed storage order support.
2530 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
2532 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
2533 (vcvt_u64_f64): Likewise.
2534 (vcvta_s64_f64): Likewise.
2535 (vcvta_u64_f64): Likewise.
2536 (vcvtm_s64_f64): Likewise.
2537 (vcvtm_u64_f64): Likewise.
2538 (vcvtn_s64_f64): Likewise.
2539 (vcvtn_u64_f64): Likewise.
2540 (vcvtp_s64_f64): Likewise.
2541 (vcvtp_u64_f64): Likewise.
2543 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
2545 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
2546 (arc_init): Check validity mll64 option.
2547 (arc_save_restore): Use double load/store instruction.
2548 (arc_expand_movmem): Likewise.
2549 (arc_split_move): Don't split if we have double load/store
2550 instructions. Returns a boolean.
2551 (arc_process_double_reg_moves): Change function to return boolean
2552 instead of a sequence of instructions.
2553 (arc_dwarf_register_span): New function.
2554 * config/arc/arc-protos.h (arc_split_move): Change prototype.
2555 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
2556 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
2557 (*movdf_insn): Likewise.
2558 * config/arc/arc.opt (mll64): New option.
2559 * config/arc/predicates.md (even_register_operand): New predicate.
2560 * doc/invoke.texi (ARC Options): Add mll64 documentation.
2562 2016-01-25 Richard Biener <rguenther@suse.de>
2565 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
2566 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
2568 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
2570 2016-01-25 Richard Biener <rguenther@suse.de>
2572 PR tree-optimization/69376
2573 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
2575 (VN_INFO_ANTI_RANGE_P): New inline.
2576 (VN_INFO_RANGE_TYPE): Likewise.
2577 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
2578 SSA_NAME_ANTI_RANGE_P.
2579 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
2580 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2581 Properly query VN_INFO_RANGE_TYPE.
2583 2016-01-25 Nick Clifton <nickc@redhat.com>
2586 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
2588 2016-01-23 Tom de Vries <tom@codesourcery.com>
2590 PR tree-optimization/69426
2591 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
2594 2016-01-23 Jakub Jelinek <jakub@redhat.com>
2596 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
2597 "the the" with "the" in the comments.
2598 * ipa-devirt.c (build_type_inheritance_graph,
2599 update_type_inheritance_graph): Likewise.
2600 * tree.c (build_function_type_list_1): Likewise.
2601 * cfgloopmanip.c (scale_loop_profile): Likewise.
2602 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
2603 * gimple-ssa-split-paths.c
2604 (find_block_to_duplicate_for_splitting_paths): Likewise.
2605 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
2606 * expr.c (convert_move): Likewise.
2607 * var-tracking.c (vt_stack_adjustments): Likewise.
2608 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2609 * tree-vrp.c (test_for_singularity): Likewise.
2611 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
2612 directly instead of building a temporary tree.
2615 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
2616 remove <algorithm> include.
2618 2016-01-22 Jakub Jelinek <jakub@redhat.com>
2621 * config/i386/i386.c: Include dojump.h.
2622 (expand_small_movmem_or_setmem,
2623 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
2625 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
2626 if dynamic_check != -1.
2628 2016-01-21 Jeff Law <law@redhat.com>
2631 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
2632 record_temporary_equivalences. Rewritten to avoid unnecessary calls
2633 into dominated_by_p.
2634 (cprop_into_successor_phis): Avoid unnecessary tests.
2636 2016-01-22 Richard Henderson <rth@redhat.com>
2639 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
2640 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
2642 2016-01-22 Michael Matz <matz@suse.de>
2644 * system.h (string, algorithm): Include only conditionally.
2645 (new): Include always under C++.
2646 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
2647 * final.c (toplevel): Ditto.
2648 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
2649 * genconditions.c (write_header): Make gencondmd.c define
2651 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
2653 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
2654 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
2656 2016-01-22 Christian Bruel <christian.bruel@st.com>
2659 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
2661 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2664 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
2665 define_insn_and_split. Ensure operands[1] and operands[0] do not
2666 get assigned the same register.
2668 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
2670 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
2672 2016-01-22 Christian Bruel <christian.bruel@st.com>
2674 * config/arm/arm-c.c (arm_pragma_target_parse):
2675 Remove warn_builtin_macro_redefined overwrite.
2677 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
2679 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
2680 flag_non_call_exceptions compatibility.
2682 2016-01-22 Jakub Jelinek <jakub@redhat.com>
2685 * dwarf2out.c (add_child_die_after): New function.
2686 (dwarf_qual_info_t): New type.
2687 (dwarf_qual_info): New variable.
2688 (qualified_die_p): New function.
2689 (modified_type_die): For -fdebug-types-section, ensure
2690 canonical order of qualifiers. Put qualified DIEs adjacent
2691 to the corresponding non-qualified type DIE and search there
2692 for existing qualified DIEs.
2694 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
2696 * doc/extend.texi (scalar_storage_order type attribute): Document
2697 restriction on type punning and aliasing, and remove future tense.
2699 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
2702 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
2705 2016-01-21 Jeff Law <law@redhat.com>
2708 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
2709 useless call to record_temporary_equivalences.
2710 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
2711 allocate 10 slots in the bb_path vector and let it grow as needed.
2712 (fsm_find_control_statement_thread_paths): Similarly for the next_path
2715 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2717 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
2719 * configure: Regenerate.
2721 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
2723 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
2724 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
2726 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
2729 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
2730 drop EXPAND_INITIALIZER.
2731 * rtl.h (contains_symbolic_reference_p): Declare.
2732 * rtlanal.c (contains_symbolic_reference_p): New function.
2733 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
2734 a subtraction into a NOT if symbolic constants are involved.
2736 2016-01-21 Anton Blanchard <anton@samba.org>
2737 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2740 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
2742 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
2745 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2747 * config/microblaze/microblaze.c
2748 (get_branch_target): New.
2749 (insert_wic_for_ilb_runout): New.
2751 (microblaze_machine_dependent_reorg): New.
2752 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
2753 * config/microblaze/microblaze.md
2754 (UNSPEC_IPREFETCH): Define.
2755 (iprefetch): New pattern
2756 * config/microblaze/microblaze.opt
2757 (mxl-prefetch): New flag.
2759 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2761 * config/microblaze/microblaze.h
2762 (FIXED_REGISTERS): Update in macro.
2763 (CALL_USED_REGISTERS): Update in macro.
2765 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
2767 PR rtl-optimization/68920
2768 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
2771 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
2773 PR rtl-optimization/68990
2774 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
2775 pseudo instead of inheritance ones.
2777 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2778 Nick Clifton <nickc@redhat.com>
2782 * config/mips/mips.c (mips_compute_frame_info): Initialise
2783 args_size and hard_frame_pointer_offset fields of the frame
2784 structure before calling mips_global_pointer.
2786 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2788 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
2790 * configure: Regenerate.
2792 2016-01-21 Richard Biener <rguenther@suse.de>
2794 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
2796 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2798 * config/s390/s390.c (s390_asm_declare_function_size): Add code
2799 to actually emit the .size directive.
2801 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
2802 Jakub Jelinek <jakub@redhat.com>
2806 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
2807 args array size by one to avoid buffer overflow.
2809 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2811 * config/s390/s390.md (pool_section_start): Use switch_to_section
2812 to select proper read-only data section instead of hardcoding
2814 (pool_section_end): Use switch_to_section to match the above.
2816 2016-01-21 Richard Biener <rguenther@suse.de>
2818 PR tree-optimization/69378
2819 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
2820 (set_ssa_val_to): Use it for dominance checks taking into
2821 account not executable edges.
2823 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2826 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
2827 for bitsize instead of GET_MODE_PRECISION (mode).
2829 2016-01-20 Martin Sebor <msebor@redhat.com>
2832 * extend.texi (__sync Builtins): Clarify the semantics of
2833 __sync_fetch_and_OP built-ins on pointers.
2834 (__atomic Builtins): Same.
2836 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2837 Sebastian Pop <s.pop@samsung.com>
2839 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
2840 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
2841 (is_valid_rename): Same.
2842 (translate_isl_ast_to_gimple::get_rename): Same.
2843 (translate_isl_ast_to_gimple::rename_all_uses): Same.
2844 (translate_isl_ast_to_gimple::rename_uses): Same.
2845 (get_new_name): Check for close_phi nodes.
2846 (copy_loop_phi_args): Use phi_node_kind.
2847 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
2848 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
2850 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2851 Sebastian Pop <s.pop@samsung.com>
2853 Revert commit r229783.
2854 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
2855 Remove use of parameter_rename_map.
2857 (copy_internal_parameters): Remove.
2858 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
2859 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
2860 (free_sese_info): Do not free parameter_rename_map.
2861 (set_rename): Do not use parameter_rename_map.
2862 (rename_uses): Update call to set_rename.
2863 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
2864 * sese.h (parameter_rename_map_t): Remove.
2865 (struct sese_info_t): Remove field parameter_rename_map.
2867 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2868 Sebastian Pop <s.pop@samsung.com>
2870 * graphite-isl-ast-to-gimple.c: Fix comment.
2871 * graphite-scop-detection.c (defined_in_loop_p): New.
2872 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
2873 names defined in loop.
2875 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2876 Sebastian Pop <s.pop@samsung.com>
2878 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2879 Discard unstructured if-then-else regions.
2881 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2882 Sebastian Pop <s.pop@samsung.com>
2884 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
2885 (cleanup_loop_iter_dom): Remove.
2886 (build_loop_iteration_domains): Remove.
2887 (build_scop_context): Remove.
2888 (build_scop_iteration_domain): Remove.
2889 (add_loop_constraints): New.
2890 (build_iteration_domains): New.
2891 (build_poly_scop): Call build_iteration_domains.
2893 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2894 Sebastian Pop <s.pop@samsung.com>
2896 * graphite-scop-detection.c
2897 (scop_detection::harmful_loop_in_region): Free dom and loops.
2898 (scop_detection::loop_body_is_valid_scop): Free bbs.
2900 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2901 Sebastian Pop <s.pop@samsung.com>
2903 * graphite-scop-detection.c (record_loop_in_sese): New.
2904 (gather_bbs::before_dom_children): Call record_loop_in_sese.
2905 (build_scops): Remove call to build_sese_loop_nests.
2906 * sese.c (sese_record_loop): Remove.
2907 (build_sese_loop_nests): Remove.
2908 (new_sese_info): Remove region->loops.
2909 (free_sese_info): Same.
2910 * sese.h (sese_contains_loop): Same.
2911 (build_sese_loop_nests): Remove.
2912 (sese_contains_loop): Remove.
2914 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2915 Sebastian Pop <s.pop@samsung.com>
2917 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
2918 loop_is_valid_in_scop.
2919 (scop_detection::harmful_stmt_in_region): Renamed
2920 harmful_loop_in_region.
2921 Call loop_is_valid_in_scop.
2923 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2924 Sebastian Pop <s.pop@samsung.com>
2926 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
2929 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2930 Sebastian Pop <s.pop@samsung.com>
2932 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
2933 * graphite.h (struct poly_bb): Remove field is_reduction.
2934 (PBB_IS_REDUCTION): Remove.
2936 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2937 Sebastian Pop <s.pop@samsung.com>
2939 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
2940 (add_pdr_constraints): Same.
2941 (scop_get_reads): Same.
2942 (scop_get_must_writes): Same.
2943 (scop_get_may_writes): Same.
2944 (scop_get_original_schedule): Same.
2945 (extend_schedule): Same.
2946 (apply_schedule_on_deps): Same.
2947 (carries_deps): Same.
2948 (compute_deps): Same.
2949 (scop_get_dependences): Same.
2950 * graphite-isl-ast-to-gimple.c
2951 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
2952 * graphite-optimize-isl.c (get_schedule_for_band): Same.
2953 (get_schedule_for_band_list): Same.
2954 (get_schedule_map): Same.
2955 (apply_schedule_map_to_scop): Same.
2956 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2957 (build_loop_iteration_domains): Same.
2958 (add_condition_to_pbb): Same.
2959 (add_param_constraints): Same.
2960 (pdr_add_memory_accesses): Same.
2961 (pdr_add_data_dimensions): Same.
2963 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
2965 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
2968 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
2970 * common.opt (feliminate-dwarf2-dups): Replace references to
2971 "DWARF 2" with just "DWARF".
2972 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
2973 * doc/extend.texi: Likewise.
2974 * doc/cpp.texi: Likewise.
2975 * doc/invoke.texi: Likewise.
2976 (Option Summary): Add -gdwarf to list of Debugging Options.
2977 (Debugging Options): Document -gdwarf.
2978 * doc/contrib.texi: Spell "DWARF" like that.
2980 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2982 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
2983 warning. Fix up formatting.
2986 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
2987 attempt to mark memory input operand addressable and
2988 call prepare_gimple_addressable in that case. Don't adjust
2989 input_location for diagnostics, use error_at instead.
2991 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
2993 * config/rs6000/ppc-auxv.h: New file.
2994 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
2996 (cpu_supports): Likewise.
2997 * config/rs6000/rs6000.c: include "ppc-auxv.h".
2998 (cpu_is_info): New variable.
2999 (cpu_supports_info): Likewise.
3000 (tcb_verification_symbol): Likewise.
3001 (cpu_builtin_p): Likewise.
3002 (cpu_expand_builtin): New function.
3003 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
3004 (rs6000_init_builtins): Likewise.
3005 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
3006 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
3007 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
3008 * configure: Regenerate.
3009 * config.in: Likewise.
3010 * doc/extend.texi (PowerPC Built-in Functions): Document
3011 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
3013 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
3016 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
3018 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
3021 2016-01-20 Richard Henderson <rth@redhat.com>
3027 * tree.c (tm_define_builtin): New.
3028 (find_tm_vector_type): New.
3029 (build_tm_vector_builtins): New.
3030 (build_common_builtin_nodes): Call it.
3032 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
3034 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
3035 (arm_fp_ok): Likewise.
3037 (arm_crypto): Likewise.
3039 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
3040 Richard Biener <rguenther@suse.de>
3042 PR tree-optimization/69328
3043 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
3044 vectors have same number of elements.
3045 (vectorizable_condition): Fix masked version recognition.
3047 2016-01-20 Richard Biener <rguenther@suse.de>
3049 PR tree-optimization/69345
3050 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
3051 (VN_INFO_PTR_INFO): Likewise.
3052 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
3053 info when it is equal between non-dominating SSA names.
3054 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3055 Make sure to look at original SSA infos.
3057 2016-01-20 Jeff Law <law@redhat.com>
3060 * config/m68k/predicates.md (pow2_m1_operand): New predicate
3062 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
3063 (pc_or_label_operand): New predicate.
3064 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
3065 tests for small integers that are 2^n - 1.
3067 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
3069 * doc/invoke.texi (Options Summary): Add '.' after @xref.
3071 2016-01-19 Jeff Law <law@redhat.com>
3074 * tree-ssa-threadbackwards.c
3075 (fsm_find_control_statement_thread_paths): Do not try to lookup
3076 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
3078 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3080 * doc/lto.texi: Remove text that says only Gold has linker plugin
3083 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
3085 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
3086 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
3087 the DIE accordingly.
3088 (modified_type_die): Add REVERSE parameter and pass it recursively,
3089 as well as to base_type_die. Adjust presence check accordingly.
3090 (base_type_for_mode): Adjust call to modified_type_die.
3091 (add_type_attribute): Add REVERSE parameter and pass it to
3093 (generic_parameter_die): Adjust call to add_type_attribute.
3094 (add_scalar_info): Likewise.
3095 (add_subscript_info): Likewise.
3096 (gen_array_type_die): Likewise.
3097 (gen_descr_array_type_die): Likewise.
3098 (gen_entry_point_die): Likewise.
3099 (gen_enumeration_type_die): Likewise.
3100 (gen_formal_parameter_die): Likewise.
3101 (gen_subprogram_die): Likewise.
3102 (gen_variable_die ): Likewise.
3103 (gen_const_die): Likewise.
3104 (gen_field_die): Likewise.
3105 (gen_pointer_type_die): Likewise.
3106 (gen_reference_type_die): Likewise.
3107 (gen_ptr_to_mbr_type_die): Likewise.
3108 (gen_inheritance_die): Likewise.
3109 (gen_subroutine_type_die): Likewise.
3110 (gen_typedef_die): Likewise.
3111 (force_type_die): Adjust call to modified_type_die.
3113 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
3115 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
3116 flow throughout the file. Fix broken link to Objective-C 2.0
3118 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
3121 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3123 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
3125 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3128 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
3129 (maybe_record_node): Record cxa_pure_virtual as the only possible
3130 target if there are not ohter candidates.
3131 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
3133 2016-01-19 Richard Biener <rguenther@suse.de>
3135 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
3136 (get_memory_order): Likewise.
3138 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
3140 * tree-vect-stmts.c (vectorizable_store): Check
3143 2016-01-19 David Malcolm <dmalcolm@redhat.com>
3146 * gcc.c (driver::decode_argv): Add call to
3147 init_opts_obstack before init_options_struct.
3148 * opts.c (init_opts_obstack): Remove idempotency.
3149 (init_options_struct): Replace call to init_opts_obstack
3150 with a gcc_assert to verify that it has already been called.
3151 * toplev.c (toplev::main): Add call to init_opts_obstack before
3152 calls to init_options_struct.
3153 (toplev::finalize): Move cleanup of opts_obstack next to
3154 cleanup of save_decoded_options, clearing the latter, and
3155 save_decoded_options_count.
3157 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3160 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
3161 attribute to unconditional. Remove %? from output template.
3163 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3164 Jiong Wang <jiong.wang@arm.com>
3166 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
3167 generated from different expand order.
3169 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3171 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
3172 Add support for CCMP costing.
3174 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3176 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
3177 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
3178 (fccmpe<mode>): Likewise.
3179 (fcmp): Rename to fcmp and globalize pattern.
3181 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
3182 (aarch64_gen_ccmp_next): Add FP support.
3184 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3186 * target.def (gen_ccmp_first): Update documentation.
3187 (gen_ccmp_next): Likewise.
3188 * doc/tm.texi (gen_ccmp_first): Update documentation.
3189 (gen_ccmp_next): Likewise.
3190 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
3191 expand_ccmp_expr_1. Improve comments.
3192 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
3193 (ccmp_ior<mode>): Remove pattern.
3194 (cmp<mode>): Remove expand.
3195 (cmp): Globalize pattern.
3196 (cstorecc4): Use cc_register.
3197 (mov<mode>cc): Remove ccmp_cc_register check.
3198 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
3199 Simplify after removal of CC_DNE/* modes.
3200 (aarch64_ccmp_mode_to_code): Remove.
3201 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
3202 In 'k' case use integer as condition.
3203 (aarch64_nzcv_codes): Remove inverted cases.
3204 (aarch64_code_to_ccmode): Remove.
3205 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
3206 comparison with CC register to be used in folowing CCMP/branch/CSEL.
3207 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
3208 pattern. Return the comparison with CC register. Invert conditions
3210 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
3211 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
3213 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3215 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
3216 instrumented_version.
3218 2016-01-19 Richard Biener <rguenther@suse.de>
3220 PR tree-optimization/69336
3221 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
3222 handled components with get_ref_base_and_extent.
3223 (equal_mem_array_ref_p): Adjust.
3225 2016-01-19 Jakub Jelinek <jakub@redhat.com>
3228 * shrink-wrap.c: Include valtrack.h.
3229 (move_insn_for_shrink_wrap): Add DEBUG argument. If
3230 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
3231 in between insn and where it will be moved to. Call
3232 dead_debug_insert_temp.
3233 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
3234 first and dead_debug_local_finish at the end.
3235 For uses and defs bitmap, handle all regs in between REGNO and
3236 END_REGNO, not just the first one.
3238 2016-01-19 Richard Biener <rguenther@suse.de>
3240 PR tree-optimization/69352
3241 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
3242 (equal_mem_array_ref_p): Constrain size and max size properly.
3243 Compare the reverse flag.
3245 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
3247 * ira.c (ira): Update regstat data if we deleted insns.
3249 2016-01-19 Jakub Jelinek <jakub@redhat.com>
3251 PR rtl-optimization/68955
3252 PR rtl-optimization/64557
3253 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
3254 here. Fix up formatting.
3255 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
3257 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3260 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
3261 assume that the node has body.
3262 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
3265 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3267 * lto-streamer-out.c (lto_output): Do not stream instrumentation
3270 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3272 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
3273 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
3275 2016-01-19 Martin Jambor <mjambor@suse.cz>
3276 Martin Liska <mliska@suse.cz>
3277 Michael Matz <matz@suse.de>
3279 * Makefile.in (OBJS): Add new source files.
3280 (GTFILES): Add hsa.c.
3281 * common.opt (disable_hsa): New variable.
3282 (-Whsa): New warning.
3283 * config.in (ENABLE_HSA): New.
3284 * configure.ac: Treat hsa differently from other accelerators.
3285 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
3287 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
3288 * doc/install.texi (Configuration): Document --with-hsa-runtime,
3289 --with-hsa-runtime-include, --with-hsa-runtime-lib and
3291 * doc/invoke.texi (-Whsa): Document.
3292 (hsa-gen-debug-stores): Likewise.
3293 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
3294 to invoke offload compiler for hsa acclerator.
3295 * opts.c (common_handle_option): Determine whether HSA offloading
3296 should be performed.
3297 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
3298 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
3299 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
3300 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
3301 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
3302 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
3303 GF_OMP_FOR_KIND_GRID_LOOP.
3304 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
3305 (pp_gimple_stmt_1): Likewise.
3306 * gimple-walk.c (walk_gimple_stmt): Likewise.
3307 * gimple.c (gimple_build_omp_grid_body): New function.
3308 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
3309 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
3310 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
3311 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
3312 GF_OMP_TEAMS_GRID_PHONY.
3313 (gimple_statement_omp_single_layout): Updated comments.
3314 (gimple_build_omp_grid_body): New function.
3315 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
3316 (gimple_omp_for_grid_phony): New function.
3317 (gimple_omp_for_set_grid_phony): Likewise.
3318 (gimple_omp_parallel_grid_phony): Likewise.
3319 (gimple_omp_parallel_set_grid_phony): Likewise.
3320 (gimple_omp_teams_grid_phony): Likewise.
3321 (gimple_omp_teams_set_grid_phony): Likewise.
3322 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
3323 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
3324 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
3325 (BUILT_IN_GOMP_TARGET): Updated type.
3326 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
3327 (adjust_for_condition): New function.
3328 (get_omp_for_step_from_incr): Likewise.
3329 (extract_omp_for_data): Moved parts to adjust_for_condition and
3330 get_omp_for_step_from_incr.
3331 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
3332 (fixup_child_record_type): Bail out if receiver_decl is NULL.
3333 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
3334 (scan_omp_parallel): Do not create child functions for phony
3336 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
3337 (scan_omp_1_op): Checking assert we are not remapping to
3338 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
3339 (parallel_needs_hsa_kernel_p): New function.
3340 (expand_parallel_call): Register apprpriate parallel child
3341 functions as HSA kernels.
3342 (grid_launch_attributes_trees): New type.
3343 (grid_attr_trees): New variable.
3344 (grid_create_kernel_launch_attr_types): New function.
3345 (grid_insert_store_range_dim): Likewise.
3346 (grid_get_kernel_launch_attributes): Likewise.
3347 (get_target_argument_identifier_1): Likewise.
3348 (get_target_argument_identifier): Likewise.
3349 (get_target_argument_value): Likewise.
3350 (push_target_argument_according_to_value): Likewise.
3351 (get_target_arguments): Likewise.
3352 (expand_omp_target): Call get_target_arguments instead of looking
3353 up for teams and thread limit.
3354 (grid_expand_omp_for_loop): New function.
3355 (grid_arg_decl_map): New type.
3356 (grid_remap_kernel_arg_accesses): New function.
3357 (grid_expand_target_kernel_body): New function.
3358 (expand_omp): Call it.
3359 (lower_omp_for): Do not emit phony constructs.
3360 (lower_omp_taskreg): Do not emit phony constructs but create for them
3361 a temporary variable receiver_decl.
3362 (lower_omp_taskreg): Do not emit phony constructs.
3363 (lower_omp_teams): Likewise.
3364 (lower_omp_grid_body): New function.
3365 (lower_omp_1): Call it.
3366 (grid_reg_assignment_to_local_var_p): New function.
3367 (grid_seq_only_contains_local_assignments): Likewise.
3368 (grid_find_single_omp_among_assignments_1): Likewise.
3369 (grid_find_single_omp_among_assignments): Likewise.
3370 (grid_find_ungridifiable_statement): Likewise.
3371 (grid_target_follows_gridifiable_pattern): Likewise.
3372 (grid_remap_prebody_decls): Likewise.
3373 (grid_copy_leading_local_assignments): Likewise.
3374 (grid_process_kernel_body_copy): Likewise.
3375 (grid_attempt_target_gridification): Likewise.
3376 (grid_gridify_all_targets_stmt): Likewise.
3377 (grid_gridify_all_targets): Likewise.
3378 (execute_lower_omp): Call grid_gridify_all_targets.
3379 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
3380 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
3381 (tree_omp_clause): Added union field dimension.
3382 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
3383 * tree.c (omp_clause_num_ops): Added number of arguments of
3384 OMP_CLAUSE__GRIDDIM_.
3385 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
3386 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
3387 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
3388 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
3389 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
3390 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
3391 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
3392 * tree-pass.h (make_pass_gen_hsail): Declare.
3393 (make_pass_ipa_hsa): Likewise.
3394 * ipa-hsa.c: New file.
3395 * lto-section-in.c (lto_section_name): Add hsa section name.
3396 * lto-streamer.h (lto_section_type): Add hsa section.
3397 * timevar.def (TV_IPA_HSA): New.
3398 * hsa-brig-format.h: New file.
3399 * hsa-brig.c: New file.
3400 * hsa-dump.c: Likewise.
3401 * hsa-gen.c: Likewise.
3404 * toplev.c (compile_file): Call hsa_output_brig.
3405 * hsa-regalloc.c: New file.
3407 2016-01-18 Jeff Law <law@redhat.com>
3409 PR tree-optimization/69320
3410 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
3411 ranged object, do nothing if the RHS constant is not [0..1].
3412 (optimize_stmt): Comparing a boolean ranged object against a
3413 constant outside [0..1] results in a compile-time constant.
3415 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
3418 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
3420 * doc/invoke.texi (Invoking GCC): Add new section to menu.
3421 (Option Summary): Update to reflect new section and moved options.
3422 (C++ Dialect Options): Move -fstats to new section.
3423 (Debugging Options): Move all dump, statistics, and other GCC
3424 developer options to new section. Rewrite section introduction
3425 and re-order remaining options to put the more basic ones first.
3426 (Optimization Options): Move -fira-verbose and -flto-report* to
3428 (Developer Options): New section incorporating moved options.
3429 * doc/cppopts.texi (-dM): Update cross-reference.
3431 2016-01-18 Richard Henderson <rth@redhat.com>
3434 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
3435 operands to pseudo only if CSE is expected. Split long immediate
3436 operands only after reload, and for the stack pointer.
3437 (*add<GPI>3_pluslong): Remove.
3438 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
3439 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
3440 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
3441 (*add<GPI>3 peepholes): New.
3442 (*add<GPI>3 splitters): New.
3443 * config/aarch64/constraints.md (Upl): New.
3444 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
3446 2016-01-18 Richard Biener <rguenther@suse.de>
3448 PR tree-optimization/69297
3449 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
3451 (vect_bb_vectorization_profitable_p): Clear visited flag again.
3453 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
3456 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
3457 of mixind vector and scalar types.
3458 (fold_relational_const): Add handling of vector
3459 comparison with boolean result.
3460 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
3461 comparison of vector operands with boolean result for EQ/NE only.
3462 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
3463 (verify_gimple_cond): Likewise.
3464 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
3467 2016-01-18 Joseph Myers <joseph@codesourcery.com>
3469 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
3472 2016-01-18 Richard Biener <rguenther@suse.de>
3475 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
3477 2016-01-18 Tom de Vries <tom@codesourcery.com>
3479 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
3481 2016-01-18 Tom de Vries <tom@codesourcery.com>
3483 * omp-low.c (set_oacc_fn_attrib): Make extern.
3484 * omp-low.h (set_oacc_fn_attrib): Declare.
3485 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
3486 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
3487 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
3488 Add and handle function parameter oacc_kernels_p.
3489 (find_reduc_addr, get_omp_data_i_param): New function.
3490 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
3491 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
3492 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
3493 Calculate dominance info. Skip loops that are not in a kernels region
3494 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
3495 (pass_parallelize_loops::execute): Call parallelize_loops with
3496 oacc_kernels_p argument.
3497 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
3498 New member function.
3499 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
3500 * passes.def: Add argument to pass_parallelize_loops instantation.
3502 2016-01-18 Tom de Vries <tom@codesourcery.com>
3504 * tree-parloops.c (pass_parallelize_loops::execute): Allow
3505 pass_parallelize_loops to be run outside the loop pipeline.
3507 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3509 * tree-scalar-evolution.c (follow_copies_to_constant): New.
3510 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
3512 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3515 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
3516 using get_ref_base_and_extent.
3517 (equal_mem_array_ref_p): New.
3518 (hashable_expr_equal_p): Add call to previous.
3520 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3523 * tree-sra.c (disqualified_constants, constant_decl_p): New.
3524 (sra_initialize): Allocate disqualified_constants.
3525 (sra_deinitialize): Free disqualified_constants.
3526 (disqualify_candidate): Update disqualified_constants when appropriate.
3527 (create_access): Scan for constant-pool entries as we go along.
3528 (scalarizable_type_p): Add check against type_contains_placeholder_p.
3529 (maybe_add_sra_candidate): Allow constant-pool entries.
3530 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
3531 (initialize_constant_pool_replacements): New.
3532 (sra_modify_assign): Avoid mangling assignments created by previous,
3533 and don't generate writes into constant pool.
3534 (sra_modify_function_body): Call initialize_constant_pool_replacements.
3536 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
3538 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
3540 (scalar_chain::convert_op): Likewise.
3541 * config/i386/i386.md (*andndi3_doubleword): New.
3543 2016-01-18 Richard Biener <rguenther@suse.de>
3545 PR tree-optimization/69170
3546 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
3547 building a vector from scalar results of a pattern stmt.
3549 2016-01-18 Jakub Jelinek <jakub@redhat.com>
3551 * haifa-sched.c (autopref_multipass_init): Work around
3552 -Wmaybe-uninitialized warning.
3554 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
3556 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
3557 against the constant 0.
3559 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3561 PR tree-optimization/68799
3562 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
3563 look up phi candidates in the statement-candidate map.
3564 (phi_add_costs): Likewise.
3565 (record_phi_increments): Likewise.
3566 (phi_incr_cost): Likewise.
3567 (ncd_with_phi): Likewise.
3568 (all_phi_incrs_profitable): Likewise.
3570 2016-01-17 Jakub Jelinek <jakub@redhat.com>
3572 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
3573 -Wmaybe-uninitialized warning.
3575 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
3577 * doc/invoke.texi (Invoking GCC): Add new section to menu.
3578 (Option Summary): Update to reflect new section and moved options.
3579 (C++ Dialect Options): Move -fvtable-verify and related options.
3580 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
3581 and profiling-related options.
3582 (Optimization Options): Move profile generation options and
3583 -fstack-protector and related options.
3584 (Instrumentation Options): New section incorporating moved options.
3585 (Code Generation Options): Move -finstrument-functions and
3586 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
3588 2016-01-16 Tom de Vries <tom@codesourcery.com>
3590 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
3592 2016-01-16 Tom de Vries <tom@codesourcery.com>
3594 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
3596 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
3598 * hash-table.h (hash_table::empty): Turn into an inline wrapper
3599 that checks whether the table is already empty. Rename the
3600 original implementation to...
3601 (hash_table::empty_slot): ...this new private function.
3603 2016-01-15 David Malcolm <dmalcolm@redhat.com>
3606 * diagnostic-show-locus.c (layout::print_source_line): Move x
3607 offset of line until after call to
3608 get_line_width_without_trailing_whitespace.
3610 2016-01-15 Jeff Law <law@redhat.com>
3612 PR tree-optimization/69270
3613 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
3614 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
3615 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
3616 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
3617 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3618 ssa_name_has_boolean_range and constant_boolean_node.
3620 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
3622 PR rtl-optimization/69030
3623 * lra-spills.c (remove_pseudos): Check nrefs and make the function
3625 (spill_pseudos): Delete debug insn for dead pseudo.
3626 (lra_spill): Initiate spill_hard_reg and slots memory separately.
3628 2016-01-15 Jiong Wang <jiong.wang@arm.com>
3630 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
3632 (TYPES_UNOPUS): Likewise.
3633 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
3634 builtin type, from UNOP to UNOPUS.
3635 (lbtruncuv4sf): Likewise.
3636 (lbtruncuv2df): Likewise.
3637 (lrounduv2sf): Likewise.
3638 (lrounduv4sf): Likewise.
3639 (lrounduv2df): Likewise.
3640 (lroundusf): Likewise.
3641 (lroundusf): Likewise.
3642 (lceiluv2sf): Likewise.
3643 (lceiluv4sf): Likewise.
3644 (lceiluv2df): Likewise.
3645 (lceilusf): Likewise.
3646 (lceiludf): Likewise.
3647 (lflooruv2sf): Likewise.
3648 (lflooruv4sf): Likewise.
3649 (lflooruv2df): Likewise.
3650 (lfloorusf): Likewise.
3651 (lfloorudf): Likewise.
3652 (lfrintnuv2sf): Likewise.
3653 (lfrintnuv4sf): Likewise.
3654 (lfrintnuv2df): Likewise.
3655 (lfrintnusf): Likewise.
3656 (lfrintnudf): Likewise.
3657 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
3659 (vcvtq_u32_f32): Likewise.
3660 (vcvtq_u64_f64): Likewise.
3661 (vcvta_u32_f32): Likewise.
3662 (vcvtaq_u32_f32): Likewise.
3663 (vcvtaq_u64_f64): Likewise.
3664 (vcvtm_u32_f32): Likewise.
3665 (vcvtmq_u32_f32): Likewise.
3666 (vcvtmq_u64_f64): Likewise.
3667 (vcvtn_u32_f32): Likwise.
3668 (vcvtnq_u32_f32): Likewise.
3669 (vcvtnq_u64_f64): Likewise.
3670 (vcvtp_u32_f32): Likewise.
3671 (vcvtpq_u32_f32): Likewise.
3672 (vcvtpq_u64_f64): Likewise.
3673 (vcvtmd_u64_f64): Likewise.
3674 (vcvtms_u32_f32): Likewise.
3675 (vcvtad_u64_f64): Likewise.
3676 (vcvtas_u32_f32): Likewise.
3677 (vcvtnd_u64_f64): Likewise.
3678 (vcvtns_u32_f32): Likewise.
3679 (vcvtpd_u64_f64): Likewise.
3680 (vcvtps_u32_f32): Likewise.
3682 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3684 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
3685 CSEL of zero_extended registers.
3687 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3689 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
3690 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
3692 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3694 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
3695 false when argument string is not found in the attributes table
3698 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
3701 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
3702 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
3703 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
3706 2016-01-15 Richard Biener <rguenther@suse.de>
3708 PR tree-optimization/66856
3709 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
3710 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
3711 (vect_create_new_slp_node): Increment stmt reference count.
3712 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
3713 an SLP tree before swapping operands.
3714 (vect_build_slp_tree): Likewise.
3715 (destroy_bb_vec_info): Free stmt info after SLP instances.
3716 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
3717 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
3718 (STMT_VINFO_NUM_SLP_USES): New macro.
3720 2016-01-15 Richard Biener <rguenther@suse.de>
3723 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
3724 (add_linkage_name): ... here.
3725 (gen_typedef_die): Use add_linkage_name_raw instead of
3726 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
3729 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
3731 * gimplify.c (oacc_default_clause): Decode reference and pointer
3732 types for both kernels and parallel regions.
3734 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
3737 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
3739 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3741 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
3742 (convert_scalars_to_vector): Likewise.
3744 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
3746 * doc/extend.texi (Type Traits): Fix grammar.
3748 2016-01-15 Martin Jambor <mjambor@suse.cz>
3750 * tree-inline.c (remap_decl): Use existing dclarations if
3751 remapping a type and prevent_decl_creation_for_types.
3752 (replace_locals_stmt): Do an initial remapping of non-VLA typed
3753 decls first. Do real remapping with
3754 prevent_decl_creation_for_types set.
3755 * tree-inline.h (copy_body_data): New field
3756 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
3759 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3761 * config/s390/s390.opt (mmvcle): More verbose help text.
3763 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3765 * config/s390/s390.opt: Add period to -mzvector option text.
3767 2016-01-15 Richard Biener <rguenther@suse.de>
3769 PR tree-optimization/68961
3770 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
3771 of invariants in stores again.
3773 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
3775 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
3777 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3779 * config/i386/i386.c (ix86_expand_branch): Don't split
3780 DI mode xor instruction to SI mode.
3782 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3785 * ipa-icf.c (sem_function::merge): Virtual functions may become
3786 reachable even if they address is not taken and there are no
3789 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3791 * lto-streamer-out.c (subtract_estimated_size): New function.
3792 (get_symbol_initial_value): Use it.
3794 2016-01-15 Christian Bruel <christian.bruel@st.com>
3797 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
3798 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
3799 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
3800 use add_builtin_function_ext_scope instead of add_builtin_function.
3801 (neon_set_p, neon_crypto_set_p): Remove.
3802 (arm_init_builtins): Always call arm_init_neon_builtins and
3803 arm_init_crypto_builtins.
3804 (arm_expand_builtin): Check that builtins are allowed for the arch.
3805 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
3806 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
3807 arm_init_neon_builtins call.
3809 2016-01-15 Richard Biener <rguenther@suse.de>
3811 PR tree-optimization/69117
3812 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
3813 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
3814 of the leader conservatively.
3815 (free_scc_vn): Restore original SSA name infos.
3817 2016-01-14 Jeff Law <law@redhat.com>
3819 PR tree-optimization/69270
3820 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
3821 single bit of precision, verify it's also unsigned.
3822 (record_edge_info): Use constant_boolean_node rather than fold_convert
3823 to convert boolean_true/boolean_false to the right type.
3825 2016-01-14 Richard Henderson <rth@redhat.com>
3828 * loop-doloop.c (record_reg_sets): New.
3829 (doloop_optimize): Reject the transform if the sequence
3830 clobbers registers live at the end of the loop block.
3831 (doloop_optimize_loops): Enable df_live if needed.
3833 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3835 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
3836 * gcc/config/rs6000/rs6000.c: Likewise.
3837 * gcc/config/rs6000/rs6000.h: Likewise.
3838 * gcc/config/rs6000/rs6000.md: Likewise.
3839 * gcc/doc/extend.texi: Likewsie.
3841 2016-01-14 Jeff Law <law@redhat.com>
3843 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
3846 2016-01-14 Richard Henderson <rth@redhat.com>
3850 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
3851 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
3852 instead of builtin_decl_declared_p to test for declaration.
3854 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
3856 * doc/loop.texi (Loop Analysis and Representation): Document
3857 loop_depth function.
3859 2016-01-14 Tom de Vries <tom@codesourcery.com>
3861 PR tree-optimization/68773
3862 * omp-low.c (expand_omp_target): Don't set force_output.
3863 * varpool.c (varpool_node::get_create): Same.
3864 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
3865 offload_funcs with force_output.
3867 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3870 * lra-eliminations.c (move_plus_up): Don't change anything if either
3871 the outer or inner subreg mode is not MODE_INT.
3872 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
3873 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
3875 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3877 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
3878 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
3879 reduc_uplus_@var{m}): Remove.
3880 * expr.c (expand_expr_real_2): Remove expansion path for
3881 reduc_[us](min|max|plus) optabs.
3882 * optabs-tree.c (scalar_reduc_to_vector): Remove.
3883 * optabs-tree.h (scalar_reduc_to_vector): Remove.
3884 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
3885 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
3886 * tree-vect-loop.c (vectorizable_reduction): Remove test for
3887 reduc_[us](min|max|plus) optabs.
3889 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3891 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
3892 (reduc_plus_scal_v2sf): New.
3893 (reduc_smax_v2sf): Rename to...
3894 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
3895 (reduc_smin_v2sf): Rename to...
3896 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
3898 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
3900 * alias.c (compare_base_symbol_refs): New function.
3901 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
3904 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3907 PR tree-optimization/69155
3908 * tree-complex.c: Include cfganal.h.
3909 (phis_to_revisit): New variable.
3910 (extract_component): Add phiarg_p argument. Assert that returned
3911 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
3912 (update_phi_components): Partly rewrite to use loop over real/imag
3913 components instead of code duplication. If extract_component returns
3914 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
3915 create_tmp_reg into the PHI node instead, and mention the phi triplet
3917 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
3918 in phis_to_revisit at the end.
3920 2016-01-14 Richard Biener <rguenther@suse.de>
3922 PR tree-optimization/68060
3923 * tree-vect-loop.c (vect_is_simple_reduction): Check the
3924 outer loop reduction is only used in the inner loop before
3925 detecting a double reduction.
3927 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3930 * combine.c (expand_field_assignment): Punt if compute_mode is
3931 unsupported scalar mode.
3933 2016-01-14 Richard Biener <rguenther@suse.de>
3935 PR tree-optimization/66856
3936 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
3937 SLP node only if it built successfully.
3938 (vect_analyze_slp_instance): Adjust.
3940 2016-01-14 Jeff Law <law@redhat.com>
3942 PR tree-optimization/69270
3943 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
3944 (record_edge_info): Use it. Convert boolean_{true,false}_node
3947 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
3950 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
3951 use block_ultimate_origin
3952 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
3954 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3956 * doc/invoke.texi (Submodel Options): Rename section to
3957 "Machine-Dependent Options" to better reflect its content.
3958 Rewrite introductory text to remove archaic CPU names.
3961 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3963 * doc/invoke.texi (Code Gen Options): Move section up in file,
3964 before target-specific options. Update menu and option summary
3965 to reflect the new section ordering.
3967 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
3969 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
3970 (C++ Dialect Options): Add cross-reference to -std option.
3971 * doc/standards.texi (C++ Language): Document C++14 support.
3973 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3975 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
3976 for pack/unpack functions for __ibm128.
3977 (PACK_IF): Likewise.
3978 (UNPACK_IF): Likewise.
3980 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
3981 support for __ibm128 pack/unpack functions.
3982 (rs6000_invalid_builtin): Likewise.
3983 (rs6000_init_builtins): Likewise.
3984 (rs6000_opt_masks): Likewise.
3986 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
3987 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
3989 (RS6000_BTM_COMMON): Likewise.
3991 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
3992 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
3993 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
3994 128-bit floating point. Add support for the double values to be
3995 in Altivec registers for TF/IF packing and unpacking, but restrict
3996 TD packing sub-fields to be FPR registers. Don't allow overlapped
3997 register support for packing. Allow pack inputs to be memory
3998 locations. Don't build generator functions for unpack<mode>_dm
3999 and unpack<mode>_nodm.
4000 (unpack<mode>_dm): Likewise.
4001 (unpack<mode>_nodm): Likewise.
4002 (pack<mode>): Likewise.
4004 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
4005 built-in functions to pack/unpack explicit __ibm128 values.
4006 (__builtin_unpack_ibm128): Likewise.
4008 * doc/extend.texi (PowerPC Built-in Functions): Document
4009 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
4011 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
4014 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
4015 Add new arg loc and pass it down as context.
4016 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
4017 to the location to use for the warning.
4018 (check_function_arguments): New arg loc. All callers changed. Pass
4019 it to check_function_nonnull.
4020 * c-common.h (check_function_arguments): Adjust declaration.
4022 2016-01-13 Jakub Jelinek <jakub@redhat.com>
4024 PR tree-optimization/69156
4025 * gimple.c (validate_type): Removed.
4026 (gimple_builtin_call_types_compatible_p): Use
4027 useless_type_conversion_p instead of validate_type.
4028 * value-prof.c (gimple_stringop_fixed_value): Fold
4029 icall_size to correct type.
4031 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
4033 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
4036 2016-01-13 Richard Henderson <rth@redhat.com>
4039 * target.def (builtin_tm_load, builtin_tm_store): Remove.
4040 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
4041 (ix86_builtin_tm_store): Remove.
4042 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
4043 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
4044 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
4045 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
4046 * doc/tm.texi: Rebuild.
4048 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
4049 (BUILT_IN_TM_MEMCPY_RTWN): New.
4050 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
4051 fallback from vector to integer helpers.
4052 (build_tm_load): Handle vector types directly, instead of
4054 (build_tm_store): Likewise.
4055 (expand_assign_tm): Prepare for register types not handled by
4056 the above. Copy them to memory and use memcpy.
4057 * tree.c (tm_define_builtin): New.
4058 (find_tm_vector_type): New.
4059 (build_tm_vector_builtins): New.
4060 (build_common_builtin_nodes): Call it.
4062 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
4064 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
4065 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
4067 2016-01-13 Tom de Vries <tom@codesourcery.com>
4069 PR tree-optimization/69169
4070 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
4071 handled_struct_type param.
4072 (create_variable_info_for, intra_create_variable_infos): Call
4073 create_variable_info_for_1 with extra arg.
4075 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
4077 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
4078 and "armv8.1-a+crc" entries.
4080 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
4083 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
4084 Change first operand predicate from register_or_constm1_operand
4085 to register_operand.
4086 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
4087 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
4088 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
4089 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
4090 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
4091 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
4092 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
4093 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
4094 comparison with constm1_rtx from vec_prefetch_gen part.
4096 2016-01-13 Richard Biener <rguenther@suse.de>
4098 PR tree-optimization/69013
4099 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
4100 Exchange assert for a test.
4102 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4105 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
4107 2016-01-13 Richard Biener <rguenther@suse.de>
4109 PR tree-optimization/69242
4110 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
4111 assert with a check.
4113 2016-01-13 Richard Biener <rguenther@suse.de>
4115 PR tree-optimization/69186
4116 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4117 Properly guard vect_update_misalignment_for_peel call.
4119 2016-01-12 Jeff Law <law@redhat.com>
4121 PR tree-optimization/pr67755
4122 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
4123 "need_profile_correction".
4124 (thread_block_1): Initialize new field to false by default. If we
4125 have multiple thread paths through a common joiner to different
4126 final targets, then set new field to true.
4127 (compute_path_counts): Only do count adjustment when it's really
4130 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4132 * doc/invoke.texi (Spec Files): Move section down in file, past
4133 all command-line option descriptions.
4135 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4138 * doc/gty.texi: Remove documentation of mark_hook.
4139 * gengtype.c (struct write_types_data): Remove code to support
4140 mark_hook attribute.
4141 (walk_type): Likewise.
4142 (write_func_for_structure): Likewise.
4144 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4146 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
4147 Directory Options, and -specs= to Overall Options.
4148 (Overall Options): Adjust similarly. Reorder to group related
4149 options together. Make -specs= cross-reference the spec file details.
4150 (Directory Options): Adjust similarly.
4152 2016-01-12 Jeff Law <law@redhat.com>
4154 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
4156 2016-01-12 Olivier Hainque <hainque@adacore.com>
4158 * gcc.c (spec_undefvar_allowed): New global.
4159 (process_command): Set to true when running for --version or --help,
4161 (getenv_spec_function): When the variable is not defined, use the
4162 variable name as the variable value if we're allowed not to issue
4165 2016-01-12 Bin Cheng <bin.cheng@arm.com>
4167 PR tree-optimization/68911
4168 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
4169 information computed for expression "init + nit * step".
4171 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4173 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
4174 about name of GCC executable. Remove deleted node from menu.
4175 (Directory Options) <-B>: Remove cross-reference to deleted node.
4176 (Target Options): Delete section.
4178 2016-01-12 Christian Bruel <christian.bruel@st.com>
4181 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
4182 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
4184 2016-01-12 Jakub Jelinek <jakub@redhat.com>
4187 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
4188 aligned_mem is properly set for AVX512-VL floating point masked
4192 * ifcvt.c (cond_exec_process_if_block): When removing the last
4193 insn from then_bb, remove also any possible barriers that follow it.
4195 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
4199 * config/i386/iamcu.h (SIZE_TYPE): New macro.
4200 (PTRDIFF_TYPE): Likewise.
4201 (WCHAR_TYPE): Likewise.
4202 (WCHAR_TYPE_SIZE): Likewise.
4203 (STDINT_LONG32): Likewise.
4205 2016-01-12 Richard Biener <rguenther@suse.de>
4207 PR tree-optimization/69053
4208 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
4209 convert initial value for cond reductions.
4211 2016-01-12 Richard Biener <rguenther@suse.de>
4213 PR tree-optimization/69007
4214 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
4215 widen_sum after dot_prod and sad.
4217 2016-01-12 Richard Biener <rguenther@suse.de>
4219 PR tree-optimization/69168
4220 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
4221 pattern stmt SLP type.
4222 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
4223 end up unused so cope with that case.
4225 2016-01-12 Richard Biener <rguenther@suse.de>
4227 PR tree-optimization/69157
4228 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
4229 stmts def type only during analyze phase.
4230 (vectorizable_call): Likewise.
4231 (vectorizable_simd_clone_call): Likewise.
4232 (vectorizable_conversion): Likewise.
4233 (vectorizable_assignment): Likewise.
4234 (vectorizable_shift): Likewise.
4235 (vectorizable_operation): Likewise.
4236 (vectorizable_store): Likewise.
4237 (vectorizable_load): Likewise.
4239 2016-01-12 Richard Biener <rguenther@suse.de>
4241 PR tree-optimization/69174
4242 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
4244 (vectorizable_load): Properly compute the number of loads needed
4245 for permuted strided SLP loads and do not spuriously assign
4246 to SLP_TREE_VEC_STMTS.
4248 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
4250 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
4251 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
4252 (MD_EXEC_PREFIX): Remove.
4253 (MD_STARTFILE_PREFIX) Removee.
4254 (FILE_NAME_ABSOLUTE_P): Remove.
4255 (CPP_SPEC): Do not read macros from sys/version.h.
4256 (LINK_COMMAND_SPEC): Remove.
4257 (LOCAL_INCLUDE_DIR): Remove.
4258 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
4259 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
4260 (POST_LINK_SPEC): Define to invoke stubify after linker
4261 (LIBSTDCXX): Remove define
4262 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
4263 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
4264 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
4265 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
4266 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
4267 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
4268 (i386_djgpp_asm_named_section): Add propotype of new procedure
4270 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
4271 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
4272 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
4273 in config/i386/djgpp.h).
4274 (STANDARD_STARTFILE_PREFIX_2): Define identical to
4275 STANDARD_STARTFILE_PREFIX_1.
4276 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
4277 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
4278 installation errors.
4279 (MAX_OFILE_ALIGNMENT): Define to 128.
4280 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
4282 * config/i386/djgpp.c: New file. Add implementation of
4283 i386_djgpp_asm_named_section.
4285 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
4287 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
4288 Add rule for building djgpp.o.
4290 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4292 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
4293 (rtx_is_swappable_p): Reductions are swappable.
4294 (insn_is_swappable_p): V2DF reductions are swappable.
4296 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
4298 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
4299 reloads for other unsupported memory operands.
4301 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
4302 Jim Wilson <jim.wilson@linaro.org>
4305 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
4306 copy_to_mode_reg instead of force_reg.
4308 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
4311 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
4312 TARGET_80387 is true.
4314 2016-01-11 Jakub Jelinek <jakub@redhat.com>
4317 * lra-eliminations.c (move_plus_up): Only move plus up
4318 if subreg of the constant can be simplified into constant
4319 and use the simplified subreg of the constant instead of
4320 the original constant.
4322 * fold-const.c (fold_convertible_p): Don't return true
4323 for conversion of VECTOR_TYPE to same sized integral type.
4324 (fold_convert_loc): Fix up formatting. Fold conversion of
4325 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
4326 instead of NOP_EXPR.
4328 PR tree-optimization/69214
4329 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
4330 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
4333 PR tree-optimization/69207
4334 * tree-vect-slp.c (vect_get_constant_vectors): For
4335 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
4336 fold_convertible_p to vector_type's element type, and always
4337 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
4339 2016-01-11 Richard Biener <rguenther@suse.de>
4341 PR tree-optimization/69173
4342 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
4343 fixup the cycle if all stmts are in a pattern.
4345 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
4348 * alias.c (base_alias_check): Move check for addresses with
4349 alignment ANDs before the call for compare_base_decls.
4350 (memrefs_conflict_p): Return -1 for different decls
4351 that went through alignment adjustments.
4353 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4355 PR rtl-optimization/68796
4356 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
4357 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
4358 and QImode comparisons against zero with CC_NZmode.
4359 * config/aarch64/iterators.md (short_mask): New mode_attr.
4361 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
4363 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
4364 (<avx512>_store<mode>_mask): Likewise.
4366 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
4367 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4369 PR rtl-optimization/68841
4370 * ifcvt.c (struct noce_if_info): Add orig_x field.
4371 (bbs_ok_for_cmove_arith): Add to_rename parameter.
4372 Don't record conflicts on to_rename if it's present.
4373 Allow memory destinations in sets.
4374 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
4375 blocks, passing orig_x to the checks.
4376 (noce_process_if_block): Set if_info->orig_x appropriately.
4378 2016-01-11 Tom de Vries <tom@codesourcery.com>
4380 PR tree-optimization/69069
4381 * tree-parloops.c (create_parallel_loop): Add missing phi args.
4383 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
4385 PR rtl-optimization/68920
4386 * config/i386/i386.c (ix86_option_override_internal): Restrict number
4387 of conditional moves for RTL if-conversion to 1 for
4388 TARGET_ONE_IF_CONV_INSN.
4389 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
4390 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
4391 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
4392 parameter to restirct number of conditional moves for
4394 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
4395 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
4398 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
4401 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
4402 onepart vars. Fix typo in comment. Fix reversed condition in
4404 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
4407 * var-tracking.c (dump_onepart_variable_differences): New.
4408 (dataflow_set_different): If a detailed dump is requested,
4409 delay early returns and dump differences between onepart
4410 variables present before and after, and added variables.
4412 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
4415 * expr.c (expand_expr_real_1): For boolean vector constants
4416 with a scalar mode use const_scalar_mask_from_tree.
4417 (const_scalar_mask_from_tree): New.
4418 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
4419 assigned to a mask type to handle constants.
4421 2016-01-11 Martin Jambor <mjambor@suse.cz>
4424 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
4425 useless parameters if we cannot change function signature.
4427 2016-01-11 Martin Jambor <mjambor@suse.cz>
4430 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
4433 2016-01-11 Tom de Vries <tom@codesourcery.com>
4435 PR tree-optimization/69109
4436 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
4439 2016-01-11 Tom de Vries <tom@codesourcery.com>
4441 PR tree-optimization/69108
4442 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
4443 res is not used in a phi.
4445 2016-01-11 Yury Gribov <y.gribov@samsung.com>
4448 * common.opt (frandom-seed): Fix parameter name.
4449 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
4451 2016-01-11 Tom de Vries <tom@codesourcery.com>
4453 PR tree-optimization/69058
4454 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
4457 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
4459 * config/arc/arc.opt (mdiv-rem): Add period to the end.
4460 (mcode-density): Likewise.
4462 2016-01-10 Tom de Vries <tom@codesourcery.com>
4464 PR tree-optimization/69062
4465 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
4466 (parallelize_loops): Don't paralelize loop that has phi with address
4469 2016-01-10 Tom de Vries <tom@codesourcery.com>
4471 PR tree-optimization/69039
4472 * tree-parloops.c (try_create_reduction_list): Only allow single exit
4475 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
4478 * match.pd: Require target has function_c99_misc before doing
4479 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
4481 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
4483 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
4485 * configure: Regenerate.
4487 2016-01-09 Jakub Jelinek <jakub@redhat.com>
4490 PR tree-optimization/69097
4491 * fold-const.h (expr_not_equal_to): New prototype.
4492 * fold-const.c: Include stringpool.h and tree-ssanames.h.
4493 (expr_not_equal_to): New function.
4494 * match.pd (X % -Y is the same as X % Y): Don't optimize
4495 unless X is known not to be equal to minimum or Y is known
4496 not to be equal to -1.
4497 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
4498 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
4499 (simplify_stmt_using_ranges): Adjust caller.
4500 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
4501 substitute_and_fold.
4503 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
4505 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
4508 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4510 PR tree-optimization/69167
4511 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
4512 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
4514 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
4516 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
4517 Richard Biener <rguenther@suse.de>
4519 PR tree-optimization/68707
4520 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
4521 instances that can be handled via vect_load_lanes.
4523 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
4525 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
4526 if we can't determine address equivalence.
4527 * alias.c (compare_base_decl): Update for changed return value of
4528 symtab_node::equal_address_to.
4530 2016-01-08 Jason Merrill <jason@redhat.com>
4534 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
4535 * expr.c (store_field): Not here.
4536 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
4537 call with TREE_ADDRESSABLE type.
4538 * tree-cfg.c (verify_gimple_call): Adjust.
4540 2016-01-08 Olivier Hainque <hainque@adacore.com>
4542 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
4545 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
4547 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
4548 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
4549 (reduc_smin_v2sf): Rename to...
4550 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
4551 (reduc_splus_v2sf): Rename to...
4552 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
4554 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4556 PR tree-optimization/69162
4557 * gimplify.c (gimplify_va_arg_expr): Encode original type of
4558 valist argument in another argument.
4559 (gimplify_modify_expr): Adjust for the above change. Cleanup.
4560 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
4561 to determine the va_list type, build a MEM_REF instead of
4562 build_fold_indirect_ref.
4564 PR tree-optimization/69172
4565 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
4568 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
4570 PR tree-optimization/67781
4571 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
4572 and cmpnop in two steps: first the ones not accessed in original
4573 gimple expression in a endian independent way and then the ones not
4574 accessed in the final result in an endian-specific way.
4576 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4578 PR tree-optimization/69083
4579 * tree-vect-slp.c (vect_get_constant_vectors): For
4580 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
4581 element type. If op is fold_convertible_p to vector_type's element
4582 type, use NOP_EXPR instead of VCE.
4584 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
4586 PR rtl-optimization/67778
4587 PR rtl-optimization/68634
4588 PR rtl-optimization/68909
4589 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
4590 block from the stack until done with it. Remove a superfluous
4591 bitmap set. Remove a superfluous bitmap test.
4593 2016-01-07 Martin Sebor <msebor@redhat.com>
4596 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
4597 constraint on the type of arguments.
4599 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
4601 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
4602 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
4603 unaligned_access on the gcc_options set.
4604 * config/arm/arm.c (arm_option_override_internal): Use
4605 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
4607 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
4610 * config/i386/i386.c (ix86_frame_pointer_required): Enable
4611 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
4613 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
4616 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
4619 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
4620 depending on frame_pointer_needed before remaining integer and SSE
4621 registers are saved.
4623 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
4626 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
4628 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
4631 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
4632 Use the "xBm" constraint.
4633 (float<sseintvecmodelower><mode>2<mask_name><round_name):
4635 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
4636 (sse_cvtsi2ssq<round_name>): Likewise.
4637 (sse_cvtss2si<round_name>): Likewise.
4638 (sse_cvtss2siq<round_name>): Likewise.
4639 (sse2_cvtsi2sdq<round_name>): Likewise.
4640 (sse2_cvtsd2si<round_name>): Likewise.
4641 (sse2_cvtsd2siq<round_name>): Likewise.
4642 * config/i386/subst.md (round_nimm_scalar_predicate): New
4645 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
4648 * varasm.c (make_decl_rtl): Mark invalid register vars as
4651 PR rtl-optimization/66206
4652 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
4653 All callers changed.
4655 2016-01-07 Jakub Jelinek <jakub@redhat.com>
4657 PR tree-optimization/69141
4658 * tree-ssa-pre.c: Include langhooks.h.
4659 (eliminate_dom_walker::before_dom_children): Use
4660 lang_hooks.decl_printable_name instead of
4661 cgraph_node::get ()->name ().
4664 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
4665 it and DECL_ALIGN too.
4667 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
4669 * config/mips/mips-ftypes.def: Sort to lexicographical order.
4671 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
4674 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
4675 depending on frame_pointer_needed before remaining integer and SSE
4676 registers are saved.
4678 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4680 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
4681 mode iterator with VSX_M2.
4682 (*p9_vecstore_<mode>): Likewise.
4683 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
4684 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
4685 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
4686 (define_split for VSX_LE128 stores): Likewise.
4687 (define_peephole2 for TImode LE swaps): Likewise.
4688 (define_split for VSX_LE128 post-reload stores): Likewise.
4690 2016-01-06 Marek Polacek <polacek@redhat.com>
4693 * convert.c (convert_to_integer_1): Adjust call to
4694 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
4695 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
4696 EXPR instead of ARG.
4697 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
4699 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4702 * doc/extend.texi (RL78 Variable Attributes): New section.
4704 2016-01-05 Marek Polacek <polacek@redhat.com>
4707 * builtins.c (get_memmodel): Use expansion point location rather than
4708 the input location. Call warning_at rather than warning.
4709 (expand_builtin_atomic_compare_exchange): Likewise.
4710 (expand_builtin_atomic_load): Likewise.
4711 (expand_builtin_atomic_store): Likewise.
4712 (expand_builtin_atomic_clear): Likewise.
4714 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4717 * config/i386/i386.c (ix86_expand_vector_logical_operator):
4718 Replace nonimmediate_operand with vector_operand.
4719 * config/i386/predicates.md (vector_operand): New predicate.
4720 (general_vector_operand): Replace nonimmediate_operand with
4722 * config/i386/sse.md: Replace nonimmediate_operand with
4723 vector_operand and m constraint with Bm constraint on SSE
4724 patterns with 16-byte memory operand.
4725 * config/i386/subst.md (round_nimm_predicate): Replace
4726 nonimmediate_operand with vector_operand.
4727 (round_saeonly_nimm_predicate): Likewise.
4728 (round_saeonly_nimm_scalar_predicate): New.
4730 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4733 * config/i386/constraints.md (Bm): New constraint.
4734 * config/i386/predicates.md (vector_memory_operand): New
4736 * config/i386/sse.md: Replace xm with xBm in plusminus and
4739 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4742 * doc/extend.texi (V850 Function Attributes): New section.
4743 (V850 Variable Attributes): New section.
4745 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4748 * doc/extend.texi (MicroBlaze Function Attributes): Document
4749 interrupt_handler and fast_interrupt attributes.
4751 2016-01-05 Sergei Trofimovich <siarheit@google.com>
4754 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
4755 for local symbolic operands.
4756 * config/ia64/predicates.md (local_symbolic_operand64): New
4759 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4761 PR rtl-optimization/68651
4762 * combine.c (combine_simplify_rtx): Canonicalize x + x into
4765 2016-01-05 Nathan Sidwell <nathan@acm.org>
4767 * alias.c (compare_base_decls): Use symtab_node::get.
4769 2016-01-05 Nick Clifton <nickc@redhat.com>
4772 * ira-costs.c (copy_cost): Initialise the t_icode field of the
4773 secondary_reload_info structure.
4776 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
4777 decls if weak support is available.
4779 2016-01-04 Martin Sebor <msebor@redhat.com>
4781 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
4783 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
4785 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
4786 OPTION_MASK_P9_DFORM.
4788 * config/rs6000/constraints.md (wo constraint): New constraint for
4791 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
4793 (rs6000_init_hard_regno_mode_ok): Likewise.
4795 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
4798 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
4799 expanders not to have constraints. Add support for ISA 3.0 xxperm
4800 instruction. Add support for fusing xxlor with xxperm.
4801 (altivec_vperm_<mode>_internal): Likewise.
4802 (altivec_vperm_v8hiv16qi): Likewise.
4803 (altivec_vperm_<mode>v16q): Likewise.
4804 (altivec_vperm_<mode>_uns): Likewise.
4805 (vperm_v8hiv4si): Likewise.
4806 (vperm_v16qiv8hi): Likewise.
4808 * doc/md.texi (RS/6000 constraints): Document wo constraint.
4810 2016-01-04 Jakub Jelinek <jakub@redhat.com>
4812 Update copyright years.
4814 * gcc.c (process_command): Update copyright notice dates.
4815 * gcov-dump.c (print_version): Ditto.
4816 * gcov.c (print_version): Ditto.
4817 * gcov-tool.c (print_version): Ditto.
4818 * gengtype.c (create_file): Ditto.
4819 * doc/cpp.texi: Bump @copying's copyright year.
4820 * doc/cppinternals.texi: Ditto.
4821 * doc/gcc.texi: Ditto.
4822 * doc/gccint.texi: Ditto.
4823 * doc/gcov.texi: Ditto.
4824 * doc/install.texi: Ditto.
4825 * doc/invoke.texi: Ditto.
4827 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4829 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
4830 modes larger than TImode as TImode if NEON is not enabled.
4832 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4835 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
4836 mode for %f0-%f31 only if TARGET_FPU.
4838 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4841 * config/sparc/sparc.c (scan_record_type): Take into account subfields
4842 to compute the PACKED_P predicate.
4843 (function_arg_record_value): Minor tweaks.
4845 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4847 * doc/install.texi (--with-multilib-list): Describe the meaning of the
4848 option for arm*-*-* targets.
4850 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
4852 * doc/extend.texi (Common Function Attributes): Move docs for
4853 MSP430-specific attributes to....
4854 (MSP430 Function Attributes): ...here. Delete the redundant
4855 entries and copy-edit the remaining text.
4856 (MSP430 Variable Attributes): Use uniform format for index
4857 entries and add a cross-reference to the corresponding function
4860 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
4862 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
4864 (x86 Options): Likewise.
4866 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4870 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
4871 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
4872 to corresponding attribute.
4874 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4876 * doc/extend.texi (Common Function Attributes) <noplt>: Move
4877 to correct alphabetization of table. Copy-edit and correct
4879 <stack_protect>: Likewise.
4880 <target_clones>: Likewise.
4882 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
4883 Correct punctuation.
4884 (Code Gen Options) <-fno-plt>: Copy-edit.
4886 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
4889 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
4890 SI values. Explicitly convert SI to DI and vice-versa.
4892 2016-01-01 Jakub Jelinek <jakub@redhat.com>
4894 PR tree-optimization/69070
4895 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
4896 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
4899 * ubsan.c (ubsan_instrument_float_cast): Call
4900 initialize_sanitizer_builtins.
4903 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
4905 Copyright (C) 2016 Free Software Foundation, Inc.
4907 Copying and distribution of this file, with or without modification,
4908 are permitted in any medium without royalty provided the copyright
4909 notice and this notice are preserved.