1 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/constraints.md (BC): Only allow -1 operands.
4 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
5 Add "enabled" attribute. Update XI mode attribute calculation.
6 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
7 (*movoi_internal_avx): Update XI mode attribute calculation.
8 (*movti_internal): Ditto.
10 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
12 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
13 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
15 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
17 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
18 statement on instruction code. Remove trailing spaces.
19 (altivec_expand_stv_builtin): Likewise.
21 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
24 (TARGET_FPU_DOUBLE): Simplify.
25 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
26 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
27 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
28 with 'TARGET_FPU_DOUBLE'.
29 * config/sh/sh.md: Likewise.
31 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
33 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
34 SH_DIV_STR_FOR_SIZE): Remove.
35 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
36 SH_DIV_STR_FOR_SIZE): Remove.
38 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
40 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
41 logical_reg_operand): Delete.
42 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
43 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
44 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
45 match_operand and match_test.
46 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
47 variables on their first use. Return bool values.
48 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
49 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
50 arith_reg_operand for input operand. Remove empty constraints.
52 (*xorsi3_compact): Rename to xorsi3.
53 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
54 (*zero_extend<mode>si2_disp_mem): Update comment.
57 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
59 * config/sh/t-sh: Remove SH5 support.
60 * config.gcc: Likewise.
61 * configure: Likewise.
63 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
65 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
67 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
69 * config/sh/sh.c (register_sh_passes, sh_option_override,
70 sh_print_operand, prepare_move_operands,
71 sh_can_follow_jump): Remove TARGET_SH1 checks.
72 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
73 PROMOTE_MODE): Likewise.
74 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
77 2016-04-30 Alan Modra <amodra@gmail.com>
79 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
80 restoring when fixed_reg_p, but allow out-of-line or stmw save.
81 Check for user regs later to avoid unnecessary looping over regs.
82 Merge user reg check with non-saved reg check. Don't force
83 inline VR restore when static chain used.
84 (rs6000_frame_related): Omit eh_frame info for user regs when
86 (fixed_regs_p): Delete.
88 2016-04-30 Alan Modra <amodra@gmail.com>
90 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
91 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
94 2016-04-30 Alan Modra <amodra@gmail.com>
97 * config/rs6000/rs6000.c (fixed_reg_p): New function.
98 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
101 2016-04-30 Alan Modra <amodra@gmail.com>
103 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
104 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
105 flag_pic test for Darwin.
107 2016-04-30 Alan Modra <amodra@gmail.com>
109 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
111 (REG_FREQ_CALLS_CROSSED): Delete.
112 (REG_N_THROWING_CALLS_CROSSED): Delete.
113 * regstat.c (regstat_bb_compute_ri): Don't calculate
114 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
115 (dump_reg_info): Don't print call cross frequency.
116 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
117 and REG_N_THROWING_CALLS_CROSSED.
119 2016-04-30 Alan Modra <amodra@gmail.com>
121 * regs.h (struct reg_info_t): Delete live_length.
122 (REG_LIVE_LENGTH): Delete macro.
123 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
124 local_live, local_processed and local_live_last_luid params.
125 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
127 (regstat_compute_ri): Adjust for above. Don't set
129 (dump_reg_info): Don't print live length.
130 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
131 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
132 Localize loop_depth var.
134 2016-04-30 Alan Modra <amodra@gmail.com>
136 * ira.c (enum valid_equiv): New.
137 (validate_equiv_mem): Return enum.
138 (update_equiv_mem): Create replacement in more cases.
139 (add_store_equivs): Update validate_equiv_mem call.
141 2016-04-30 Alan Modra <amodra@gmail.com>
143 * ira.c (combine_and_move_insns): Rather than scanning insns,
144 use DF infrastucture to find use and def insns.
146 2016-04-30 Alan Modra <amodra@gmail.com>
148 ira.c (combine_and_move_insns): Move invariant conditions..
149 (ira.c): ..to here. Call combine_and_move_insns before
150 add_store_equivs. Call grow_reg_equivs later. Allocate
151 req_equiv later using max_reg_num() rather than global max_regno.
152 (contains_replace_regs): Delete.
153 (add_store_equivs): Remove contains_replace_regs test.
155 2016-04-30 Alan Modra <amodra@gmail.com>
157 * ira.c (struct equiv_mem_data): New.
158 (equiv_mem, equiv_mem_modified): Delete static vars.
159 (validate_equiv_mem_from_store): Use "data" param to communicate..
160 (validate_equiv_mem): ..from here.
162 2016-04-30 Alan Modra <amodra@gmail.com>
164 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
166 (update_reg_equivs): ..here. Move allocation and freeing of
167 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
168 end_alias_analysis to..
171 2016-04-30 Alan Modra <amodra@gmail.com>
173 * ira.c (pdx_subregs): Delete.
174 (struct equivalence): Add pdx_subregs field.
175 (set_paradoxical_subreg): Remove pdx_subregs param. Update
177 (update_equiv_regs): Don't create or free pdx_subregs. Update
180 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
182 * config/rs6000/altivec.h: Change definitions of vec_xl and
184 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
185 (LD_ELEMREV_V2DI): New.
186 (LD_ELEMREV_V4SF): New.
187 (LD_ELEMREV_V4SI): New.
188 (LD_ELEMREV_V8HI): New.
189 (LD_ELEMREV_V16QI): New.
190 (ST_ELEMREV_V2DF): New.
191 (ST_ELEMREV_V2DI): New.
192 (ST_ELEMREV_V4SF): New.
193 (ST_ELEMREV_V4SI): New.
194 (ST_ELEMREV_V8HI): New.
195 (ST_ELEMREV_V16QI): New.
198 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
199 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
200 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
201 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
202 (altivec_expand_builtin): Add handling for
203 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
204 (rs6000_invalid_builtin): Add error-checking for
205 RS6000_BTM_P9_VECTOR.
206 (altivec_init_builtins): Define builtins used to implement vec_xl
208 (rs6000_builtin_mask_names): Define power9-vector.
209 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
210 (RS6000_BTM_P9_VECTOR): Define.
211 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
212 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
213 (vsx_ld_elemrev_v2df): Likewise.
214 (vsx_ld_elemrev_v4sf): Likewise.
215 (vsx_ld_elemrev_v4si): Likewise.
216 (vsx_ld_elemrev_v8hi): Likewise.
217 (vsx_ld_elemrev_v16qi): Likewise.
218 (vsx_st_elemrev_v2df): Likewise.
219 (vsx_st_elemrev_v2di): Likewise.
220 (vsx_st_elemrev_v4sf): Likewise.
221 (vsx_st_elemrev_v4si): Likewise.
222 (vsx_st_elemrev_v8hi): Likewise.
223 (vsx_st_elemrev_v16qi): Likewise.
224 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
227 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
229 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
231 (simplify_control_stmt_condition_1): ... here. Recurse into
232 BIT_AND_EXPRs and BIT_IOR_EXPRs.
234 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
237 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
238 (zero_extendqi<mode>2_dot): Revert earlier conversion from
239 define_insn_and_split to define_insn.
240 (zero_extendqi<mode>2_dot2): Same.
241 (extendqi<mode>2_dot): Same.
242 (extendqi<mode>2_dot2): Same.
244 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
246 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
247 (probe_stack): New expander.
248 (probe_stack_<mode>): New insn pattern.
250 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
252 * config/i386/i386.md
253 (operations with memory inputs setting flags peephole2):
254 Remove uneeded REG_P checks. Cleanup pattern generation.
256 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
258 * tree-vect-loop.c (vect_transform_loop): Fix
259 nb_iterations_upper_bound computation for vectorized loop.
261 2016-04-29 Marek Polacek <polacek@redhat.com>
262 Jakub Jelinek <jakub@redhat.com>
265 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
266 TARGET_EXPR_SLOT as a base.
268 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
270 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
271 with 'rCm2' constraints to limit possible immediate size.
272 (*load_zeroextendqisi_update): Likewise.
273 (*load_signextendqisi_update): Likewise.
274 (*loadhi_update): Likewise.
275 (*load_zeroextendhisi_update): Likewise.
276 (*load_signextendhisi_update): Likewise.
277 (*loadsi_update): Likewise.
278 (*loadsf_update): Likewise.
280 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
282 * config/i386/predicates.md (constm1_operand): Fix comparison.
284 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
286 * testsuite/gcc.target/arc/ieee_eq.c: New test.
288 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
290 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
291 remaining SH5 related settings.
292 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
293 shmedia_prepare_call_address): Delete.
294 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
295 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
296 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
297 UNSUPPORTED_SH2A): Remove m5 checks.
298 (sh_divide_strategy_e): Remove SH5 division strategies.
299 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
300 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
302 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
304 * config/s390/s390.c (s390_rtx_costs): Update documentation.
306 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
308 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
309 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
311 * config/s390/vector.md ("mov<mode>"): Likewise.
313 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
315 * config/s390/constraints.md ("U", "W"): Invoke
316 s390_mem_constraint with "ZR" and "ZT".
317 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
318 addresses when using LRA. Accept also short displacements for S
319 and T constraints. Do not check for long displacement target for
321 (s390_mem_constraint): Remove handling of U and W constraints.
322 * config/s390/s390.md (various patterns): Remove the short
323 displacement constraints (Q and R) if a long displacement
324 constraint is present. Add longdisp as required CPU capability.
325 * config/s390/vector.md: Likewise.
326 * config/s390/vx-builtins.md: Likewise.
328 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
331 * reload1.c (reload): Call finish_spills before
332 restarting reload loop. Skip select_reload_regs
333 if update_eliminables_and_spill returns true.
335 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
337 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
338 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
339 (umulhisi3_imm): Update predicates and constraint letters.
340 (umulhisi3_reg): Declare instruction as commutative.
341 * config/arc/constraints.md (J12, J16): New constraints.
342 * config/arc/predicates.md (short_unsigned_const_operand): New
344 (arc_short_operand): Likewise.
345 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
347 2016-04-29 Richard Biener <rguenther@suse.de>
349 PR tree-optimization/13962
350 PR tree-optimization/65686
351 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
352 * tree-ssa-alias.c (ptrs_compare_unequal): New function
353 using PTA to compare pointers.
354 * match.pd: Add pattern for pointer equality compare simplification
355 using ptrs_compare_unequal.
357 2016-04-29 Richard Biener <rguenther@suse.de>
359 * stor-layout.c (layout_type): Do not build a pointer-to-element
362 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
364 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
365 Use SWI mode iterator. Use general_reg_operand predicate.
366 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
367 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
370 2016-04-29 Jakub Jelinek <jakub@redhat.com>
373 * fold-const.c (operand_equal_p): Don't verify hash value equality
375 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
378 2016-04-28 Jakub Jelinek <jakub@redhat.com>
381 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
382 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
383 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
384 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
385 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
387 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
389 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
390 to info. Don't initialize separate fields to 0. Clean up
393 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
395 * config/i386/i386.md (peephole2s for operations with memory inputs):
396 Use SWI mode iterator.
397 (peephole2s for operations with memory outputs): Ditto.
398 Do not check for stack checking probe.
400 (probe_stack): Remove expander.
402 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
403 Andrew Burgess <andrew.burgess@embecosm.com>
405 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
408 2016-04-28 Jason Merrill <jason@redhat.com>
410 * gdbinit.in: Skip line-map.h.
412 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
413 Andrew Burgess <andrew.burgess@embecosm.com>
415 * config/arc/arc.c (arc_conditional_register_usage): Take
416 TARGET_RRQ_CLASS into account.
417 (arc_print_operand): Support printing 'p' and 's' operands.
418 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
420 (TARGET_RRQ_CLASS): Define.
421 (IS_POWEROF2_OR_0_P): Define.
422 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
424 (*tst_movb): New define_insn.
425 (*tst): Avoid recognition if it could prevent '*tst_movb'
426 combination; replace c/CnL with c/Chs alternative.
427 (*tst_bitfield_tst): New define_insn.
428 (*tst_bitfield_asr): New define_insn.
429 (*tst_bitfield): New define_insn.
430 (andsi3_i): Add Rrq variant.
431 (extzv): New define_expand.
432 (insv): New define_expand.
433 (*insv_i): New define_insn.
434 (*movb): New define_insn.
435 (*movb_signed): New define_insn.
436 (*movb_high): New define_insn.
437 (*movb_high_signed): New define_insn.
438 (*movb_high_signed + 1): New define_split pattern.
439 (*mrgb): New define_insn.
440 (*mrgb + 1): New define_peephole2 pattern.
441 (*mrgb + 2): New define_peephole2 pattern.
442 * config/arc/arc.opt (mbitops): New option for nps400, uses
443 TARGET_NPS_BITOPS_DEFAULT.
444 * config/arc/constraints.md (q): Make register class conditional.
445 (Rrq): New register constraint.
446 (Chs): New constraint.
447 (Clo): New constraint.
448 (Chi): New constraint.
449 (Cbf): New constraint.
450 (Cbn): New constraint.
451 (C18): New constraint.
452 (Cbi): New constraint.
454 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
456 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
458 (bitmap_intersection_of_preds): Ditto.
459 (bitmap_union_of_succs): Ditto.
460 (bitmap_union_of_preds): Ditto.
461 * sbitmap.c (do_popcount): Delete.
462 (BITMAP_DEBUGGING): Delete.
463 (sbitmap_verify_popcount): Delete.
464 (sbitmap_alloc): Don't initialize the popcount field.
465 (sbitmap_alloc_with_popcount): Delete.
466 (sbitmap_resize): Don't resize the popcount array.
467 (sbitmap_vector_alloc): Don't initialize the popcount field.
468 (bitmap_copy): Don't copy the popcount array.
469 (bitmap_clear): Don't clear the popcount array.
470 (bitmap_clear): Delete the popcount array handling.
471 (bitmap_ior_and_compl): Delete the popcount assert.
473 (bitmap_and_compl): Ditto.
474 (bitmap_and): Delete the popcount array handling.
477 (bitmap_or_and): Delete the popcount assert.
478 (bitmap_and_or): Ditto.
479 (popcount_table): Delete.
480 (sbitmap_elt_popcount): Delete.
481 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
482 (bitmap_set_bit): Delete the popcount assert.
483 (bitmap_clear_bit): Ditto.
484 (sbitmap_free): Don't free the popcount array.
485 (sbitmap_alloc_with_popcount): Delete declaration.
486 (sbitmap_popcount): Ditto.
488 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
489 Andrew Burgess <andrew.burgess@embecosm.com>
491 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
492 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
493 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
494 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
495 * config/arc/arc.opt (mcmem): New option.
496 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
497 supply length for r/m alternative.
498 (*extendqisi2_ac): Likewise.
499 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
501 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
502 (movhi_insn): Likewise.
503 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
504 (*zero_extendqihi2_i): Add r/Ucm alternative.
505 (*zero_extendqisi2_ac): Likewise.
506 (*zero_extendhisi2_i): Likewise.
507 * config/arc/constraints.md (Uex): New memory constraint.
508 (Ucm): New define_constraint.
509 * config/arc/predicates.md (long_immediate_loadstore_operand):
510 Return 0 for MEM with cmem_address address.
511 (cmem_address_0): New predicates.
512 (cmem_address_1): Likewise.
513 (cmem_address_2): Likewise.
514 (cmem_address): Likewise.
516 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
518 * config/rs6000/rs6000.c (machine_function): Rename
519 insn_chain_scanned_p to spe_insn_chain_scanned_p.
520 (rs6000_stack_info): Adjust.
522 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
523 Andrew Burgess <andrew.burgess@embecosm.com>
525 * config/arc/constraints.md (Usd): Convert to define_constraint.
529 2016-04-28 Jakub Jelinek <jakub@redhat.com>
532 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
533 Add new peephole2 where the first insn is *mov<mode>_or instead of
536 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
538 * tracer.c (bb_seen): Make static.
540 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
542 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
543 support, setup defaults.
544 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
545 * config/arc/arc.c (arc_init): Add NPS400 support.
546 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
547 (TARGET_ARC700): NPS400 is also an ARC700.
548 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
550 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
553 * config/nds32/nds32.md (casesi): Don't access the operands array
556 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
558 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
559 (or $-1,reg peephole2): Ditto.
560 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
562 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
564 * doc/extend.texi (Common Function Attributes) [optimize]:
565 Discourage use of the optimize attribute.
567 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
569 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
570 special case builtin.
571 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
572 ALTIVEC_BUILTIN_VEC_ADDE.
573 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
574 support for ALTIVEC_BUILTIN_VEC_ADDE.
575 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
576 for __builtin_vec_adde.
578 2016-04-28 Jakub Jelinek <jakub@redhat.com>
580 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
581 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
583 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
586 * doc/sourcebuild.texi (Effective-Target Keywords, Other
587 attributes): Document cilkplus_runtime.
589 2016-04-28 Martin Jambor <mjambor@suse.cz>
591 * tree-cfg.c (verify_expr): Verify that local declarations belong to
592 this function. Call verify_expr on MEM_REFs and bases of other
595 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
597 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
598 for WORD_REGISTER_OPERATIONS to runtime check.
600 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
602 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
604 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
606 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
607 big-endian compilation.
608 * config/arc/arc.md (addf3): Likewise.
612 2016-04-28 Richard Biener <rguenther@suse.de>
614 PR tree-optimization/70840
615 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
616 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
617 Mark x * pow(x,c) -> pow(x,c+1) commutative.
618 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
620 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
622 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
623 and explain why in a comment.
625 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
627 * config/arc/arc.md (cpu_facility): Add fpx variant.
628 (subdf3): Prohibit use reverse sub when assist operations option
630 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
631 instructions only when FPX is enabled.
632 * testsuite/gcc.target/arc/trsub.c: New test.
634 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
636 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
637 mult_operator when calculating "type" attribute.
638 (*fop_<mode>_1_i387): Ditto.
639 (*fop_xf_1_i387): Ditto.
640 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
641 Use std::swap to swap operands. Use RTL expressions to generate
644 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
645 Joern Rennecke <joern.rennecke@embecosm.com>
647 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
649 (emit_pic_move): Remove.
650 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
651 * config/arc/arc.c (emit_pic_move): Removed.
652 (TARGET_HAVE_TLS): Define.
653 (arc_conditional_register_usage): Test for arc_tp_regno.
654 (arc_print_operand, arc_print_operand_address): Handle TLS
656 (arc_needs_pcl_p): New function.
657 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
658 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
659 (arc_raw_symbolic_reference_mentioned_p): Likewise.
660 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
661 (arc_legitimize_tls_address): Likewise.
662 (DTPOFF_ZERO_SYM): Define.
663 (arc_legitimize_pic_address): Make it static, handle TLS cases.
664 (arc_output_pic_addr_const): Print TLS unspecs.
665 (prepare_pic_move): New function, replaces emit_pic_move.
666 (arc_legitimate_constant_p): Handle TLS unspecs.
667 (arc_legitimate_address_p): Likewise.
668 (arc_rewrite_small_data_p): Use assert for TLS constants.
669 (prepare_move_operands): Use prepare_pic_move.
670 (arc_legitimize_address): Legitimize tls addresses.
671 (arc_epilogue_uses): Check for arc_tp_regno.
672 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
673 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
675 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
677 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
678 %(arc_tls_extra_start_spec).
679 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
680 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
682 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
683 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
684 (UNSPEC_TLS_OFF): Add.
686 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
687 (get_thread_pointersi): New patterns.
688 * config/arc/arc.opt (mtp-regno): New option.
689 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
690 (move_dest_operand): Likewise.
691 * configure: Regenerate.
692 * configure.ac: Add arc*-*-* case to test for tls.
693 * doc/invoke.texi (ARC options): Document mtp-regno.
695 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
697 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
698 the new ARC HS SIMD instructions.
699 (arc_preferred_simd_mode): New function.
700 (arc_autovectorize_vector_sizes): Likewise.
701 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
702 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
703 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
704 (arc_init_builtins): Add new SIMD builtin types.
705 (arc_split_move): Handle 64 bit vector moves.
706 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
707 (TARGET_PLUS_QMACW): Define.
708 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
709 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
710 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
711 (VSUBADD4H): New builtins.
712 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
713 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
715 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
716 Matthias Klose <doko@debian.org>
718 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
720 2016-04-28 Richard Biener <rguenther@suse.de>
723 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
726 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
728 * common/config/sh/sh-common.c: Remove SH5 support.
729 * config/sh/constraints.md: Likewise.
730 * config/sh/config/sh/elf.h: Likewise.
731 * config/sh/linux.h: Likewise.
732 * config/sh/netbsd-elf.h: Likewise.
733 * config/sh/predicates.md: Likewise.
734 * config/sh/sh-c.c: Likewise.
735 * config/sh/sh-protos.h: Likewise.
736 * config/sh/sh.c: Likewise.
737 * config/sh/sh.h: Likewise.
738 * config/sh/sh.md: Likewise.
739 * config/sh/sh.opt: Likewise.
740 * config/sh/sync.md: Likewise.
741 * config/sh/sh64.h: Delete.
742 * config/sh/shmedia.h: Likewise.
743 * config/sh/shmedia.md: Likewise.
744 * config/sh/sshmedia.h: Likewise.
745 * config/sh/t-netbsd-sh5-64: Likewise.
746 * config/sh/t-sh64: Likewise.
747 * config/sh/ushmedia.h: Likewise.
749 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
751 * config/i386/i386.md (sign_extend to memory peephole2s): Use
752 general_reg_operand instead of register_operand predicate.
754 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
756 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
758 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
760 * match.pd (A - B > A, A + B < A): New transformations.
762 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
764 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
765 which defaults to true. Emit an outer pair of parentheses only if
766 EMIT_PARENS. When continuing a chain of && or || (or & or |),
767 don't emit parentheses for the right-hand operand.
769 2016-04-27 Jeff Law <law@redhat.com>
771 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
773 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
775 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
776 (altivec_lvx_<mode>_internal): Document.
777 (altivec_lvx_<mode>_2op): New define_insn.
778 (altivec_lvx_<mode>_1op): Likewise.
779 (altivec_lvx_<mode>_2op_si): Likewise.
780 (altivec_lvx_<mode>_1op_si): Likewise.
781 (altivec_stvx_<mode>): Remove.
782 (altivec_stvx_<mode>_internal): Document.
783 (altivec_stvx_<mode>_2op): New define_insn.
784 (altivec_stvx_<mode>_1op): Likewise.
785 (altivec_stvx_<mode>_2op_si): Likewise.
786 (altivec_stvx_<mode>_1op_si): Likewise.
787 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
788 Expand vec_ld and vec_st during parsing.
789 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
791 (altivec_expand_stvx_be): Likewise.
792 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
793 address-masking behavior in RTL.
794 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
795 address-masking behavior in RTL.
796 (altivec_expand_builtin): Change builtin code arguments for calls
797 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
798 (insn_is_swappable_p): Avoid incorrect swap optimization in the
799 presence of lvx/stvx patterns.
800 (alignment_with_canonical_addr): New function.
801 (alignment_mask): Likewise.
802 (find_alignment_op): Likewise.
803 (recombine_lvx_pattern): Likewise.
804 (recombine_stvx_pattern): Likewise.
805 (recombine_lvx_stvx_patterns): Likewise.
806 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
807 stvx patterns from expand.
808 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
810 (vector_altivec_store_<mode>): Likewise.
812 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
814 * config/aarch64/aarch64.md
815 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
816 remove the "fp" attributes.
817 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
818 add the "simd" attributes.
819 (*movdf_aarch64): Likewise.
820 (*movtf_aarch64): Remove the "fp" attributes.
821 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
822 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
824 2016-04-27 David Malcolm <dmalcolm@redhat.com>
826 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
827 rtx to rtx_code_label *.
828 * rtl.h (maybe_set_first_label_num): Likewise.
830 2016-04-27 David Malcolm <dmalcolm@redhat.com>
832 * df-core.c (df_add_problem): Make the problem param be const.
833 (df_remove_problem): Make local "problem" be const.
834 * df-problems.c (problem_RD): Make const.
835 (problem_LR): Likewise.
836 (problem_LIVE): Likewise.
837 (problem_MIR): Likewise.
838 (problem_CHAIN): Likewise.
839 (problem_WORD_LR): Likewise.
840 (problem_NOTE): Likewise.
841 (problem_MD): Likewise.
842 * df-scan.c (problem_SCAN): Likewise.
843 * df.h (struct df_problem): Make field "dependent_problem" be
845 (struct dataflow): Likewise for field "problem".
846 (df_add_problem): Make param const.
848 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
850 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
851 inter-unit moves to/from vector registers are enabled. Do not disable
854 2016-04-27 David Malcolm <dmalcolm@redhat.com>
856 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
857 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
859 (enum df_problem_id): ...this new enum.
860 (struct df_problem): Convert field "id" from "int" to
863 2016-04-27 David Malcolm <dmalcolm@redhat.com>
865 * rtl.def: Update comment for "things in the instruction chain" to
866 reflect the removal of the leading "i" field for INSN_UID in
867 r210360. Fix bogus apostrophe.
869 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
871 * config/i386/i386.md
872 (lea arith with mem operand + setcc peephole2): Set operator mode.
874 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
877 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
878 (dimode_scalar_to_vector_candidate_p): This.
879 (timode_scalar_to_vector_candidate_p): New function.
880 (scalar_to_vector_candidate_p): Likewise.
881 (timode_check_non_convertible_regs): Likewise.
882 (timode_remove_non_convertible_regs): Likewise.
883 (remove_non_convertible_regs): Likewise.
884 (remove_non_convertible_regs): Renamed to ...
885 (dimode_remove_non_convertible_regs): This.
886 (scalar_chain::~scalar_chain): Make it virtual.
887 (scalar_chain::compute_convert_gain): Make it pure virtual.
888 (scalar_chain::mark_dual_mode_def): Likewise.
889 (scalar_chain::convert_insn): Likewise.
890 (scalar_chain::convert_registers): Likewise.
891 (scalar_chain::add_to_queue): Make it protected.
892 (scalar_chain::emit_conversion_insns): Likewise.
893 (scalar_chain::replace_with_subreg): Likewise.
894 (scalar_chain::replace_with_subreg_in_insn): Likewise.
895 (scalar_chain::convert_op): Likewise.
896 (scalar_chain::convert_reg): Likewise.
897 (scalar_chain::make_vector_copies): Likewise.
898 (scalar_chain::convert_registers): New pure virtual function.
899 (class dimode_scalar_chain): New class.
900 (class timode_scalar_chain): Likewise.
901 (scalar_chain::mark_dual_mode_def): Renamed to ...
902 (dimode_scalar_chain::mark_dual_mode_def): This.
903 (timode_scalar_chain::mark_dual_mode_def): New function.
904 (timode_scalar_chain::convert_insn): Likewise.
905 (dimode_scalar_chain::convert_registers): Likewise.
906 (scalar_chain::compute_convert_gain): Renamed to ...
907 (dimode_scalar_chain::compute_convert_gain): This.
908 (scalar_chain::replace_with_subreg): Renamed to ...
909 (dimode_scalar_chain::replace_with_subreg): This.
910 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
911 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
912 (scalar_chain::make_vector_copies): Renamed to ...
913 (dimode_scalar_chain::make_vector_copies): This.
914 (scalar_chain::convert_reg): Renamed to ...
915 (dimode_scalar_chain::convert_reg ): This.
916 (scalar_chain::convert_op): Renamed to ...
917 (dimode_scalar_chain::convert_op): This.
918 (scalar_chain::convert_insn): Renamed to ...
919 (dimode_scalar_chain::convert_insn): This.
920 (scalar_chain::convert): Call convert_registers.
921 (convert_scalars_to_vector): Change to scalar_chain pointer to
922 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
923 in 32-bit mode. Delete scalar_chain pointer. Call
924 free_dominance_info in 64-bit mode.
925 (pass_stv::gate): Remove TARGET_64BIT check.
926 (ix86_option_override): Put the 64-bit STV pass before the CSE
929 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
931 * dwarf2out.h (struct dw_loc_descr_node): Remove the
932 dw_loc_frame_offset field.
933 * dwarf2out.c (new_loc_descr): Likewise.
934 (resolve_args_picking_1): Turn the VISITED hash set into a
935 FRAME_OFFSET hash map. Use it to associate a frame offset to
936 visited nodes. Remove uses of the CHECKING_P macro.
937 (resolve_args_picking): Update call to resolve_args_picking_1.
939 2016-04-27 Martin Liska <mliska@suse.cz>
941 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
942 (free_loop_data): Release vuses of groups.
944 2016-04-27 Bin Cheng <bin.cheng@arm.com>
946 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
947 instead of redundant use_id and boolean have_use_for.
948 (struct iv_use): Change sub_id into group_id. Remove field next.
949 Move fields: related_cands, n_map_members, cost_map and selected
951 (struct iv_group): ... here. New structure.
952 (struct iv_common_cand): Use structure declaration directly.
953 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
954 (MAX_CONSIDERED_USES): Rename macro to ...
955 (MAX_CONSIDERED_GROUPS): ... here.
956 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
957 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
958 (dump_uses): Rename to ...
959 (dump_groups): ... here. Update all uses.
960 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
961 (find_induction_variables): Refactor format of dump information.
962 (record_sub_use): Delete.
963 (record_use): Update all uses.
964 (record_group): New function.
965 (record_group_use, find_interesting_uses_op): Call above functions.
967 (find_interesting_uses_cond): Ditto.
968 (group_compare_offset): New function.
969 (split_all_small_groups): Rename to ...
970 (split_small_address_groups_p): ... here. Update all uses.
971 (split_address_groups): Update all uses.
972 (find_interesting_uses): Refactor format of dump information.
973 (add_candidate_1): Update all uses. Remove redundant check on iv,
975 (add_candidate, record_common_cand): Remove redundant assert.
976 (add_iv_candidate_for_biv): Update use.
977 (add_iv_candidate_derived_from_uses): Update all uses.
978 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
979 (alloc_use_cost_map): Ditto.
980 (set_use_iv_cost, get_use_iv_cost): Rename to ...
981 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
982 (determine_use_iv_cost_generic): Ditto.
983 (determine_group_iv_cost_generic): Ditto.
984 (determine_use_iv_cost_address): Ditto.
985 (determine_group_iv_cost_address): Ditto.
986 (determine_use_iv_cost_condition): Ditto.
987 (determine_group_iv_cost_cond): Ditto.
988 (determine_use_iv_cost): Ditto.
989 (determine_group_iv_cost): Ditto.
990 (set_autoinc_for_original_candidates): Update all uses.
991 (find_iv_candidates): Update all uses. Refactor dump information.
992 (determine_use_iv_costs): Ditto.
993 (determine_iv_costs): Ditto.
994 (iv_ca_cand_for_use): Rename to ...
995 (iv_ca_cand_for_group): ... here. Update all uses.
996 (iv_ca_add_use, iv_ca_add_group): Ditto.
997 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
998 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
999 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
1000 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
1001 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
1002 (create_new_iv, adjust_iv_update_pos): Ditto.
1003 (rewrite_use_address): Delete.
1004 (rewrite_use_address_1): Rename to ...
1005 (rewrite_use_address): ... here.
1006 (rewrite_use_compare): Update all uses.
1007 (rewrite_use): Delete.
1008 (rewrite_uses): Rename to ...
1009 (rewrite_groups): ... here. Update all uses.
1010 (remove_unused_ivs, free_loop_data): Update all uses.
1011 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
1013 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1015 * rtlanal.c (nonzero_bits1): Convert preprocessor check
1016 for WORD_REGISTER_OPERATIONS to runtime check.
1018 2016-04-27 Richard Biener <rguenther@suse.de>
1021 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
1022 aggregate_value_p to determine if a function result is
1023 returned by reference.
1024 (ipa_pta_execute): Functions having their address taken are
1025 not automatically nonlocal.
1027 2016-04-27 Jakub Jelinek <jakub@redhat.com>
1030 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
1031 * fold-const.c (operand_equal_p): If flag_checking and
1032 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
1033 and if it returns non-zero, assert iterative_hash_expr on both
1036 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1038 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
1040 2016-04-27 Nick Clifton <nickc@redhat.com>
1043 * varasm.c (merge_weak): Generate an error if an attempt is made
1044 to convert a non-weak static function into a weak, public function.
1046 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1048 * params.def (MAX_PARTITION_SIZE): New param.
1049 * doc/invoke.texi: Document lto-max-partition.
1051 2016-04-27 Richard Biener <rguenther@suse.de>
1054 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
1055 function cummulating used_from_other_partition, externally_visible
1056 and force_output from aliases.
1057 (refered_from_nonlocal_var): Likewise.
1058 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
1059 node flags properly.
1061 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1063 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
1064 (-Wmemset-elt-size): New item.
1066 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
1069 * stor-layout.h (internal_reference_types): Delete.
1070 * stor-layout.c (reference_types_internal): Likewise.
1071 (internal_reference_types): Likewise.
1072 (layout_type) <REFERENCE_TYPE>: Adjust.
1074 2016-04-27 Jakub Jelinek <jakub@redhat.com>
1077 * tree.h (inchash::add_expr): Add FLAGS argument.
1078 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
1079 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
1080 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
1081 Formatting fix. Adjust recursive calls. For tcc_comparison,
1082 if swap_tree_comparison (code) is smaller than code, hash that
1083 and arguments in the other order. Hash CONVERT_EXPR the same
1084 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
1085 of ADDR_EXPR of decl as the decl itself. Add or remove
1086 OEP_ADDRESS_OF from recursive flags as needed. For
1087 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
1088 operands commutatively and only the third one normally.
1089 For internal CALL_EXPR hash in CALL_EXPR_IFN.
1091 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
1093 * config/rtems.h (LIB_SPEC): Add -latomic.
1095 2016-04-27 Joel Sherrill <joel@rtems.org>
1097 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
1098 xilink.ld and flags not relevant to RTEMS.
1100 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
1102 * toplev.c (backend_init_target): Avoid calling init_reload when using
1105 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1107 * reorg.c (try_merge_delay_insns): Declare i and j inside the
1108 for loops rather than one for the whole function.
1110 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
1112 * match.pd (X + CST CMP X): New transformation.
1114 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
1116 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
1117 * fold-const.c (fold_binary_loc): Remove 2 transformations
1118 superseded by match.pd.
1119 * match.pd (x+x -> x*2): Generalize to integers.
1121 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
1123 * config/i386/i386.md (operation on memory peephole): Duplicate an
1124 existing peephole and adapt it to match lea rather than an operation
1127 PR rtl-optimization/57193
1128 * opts.c (default_options_table): Add OPT_frename_registers at -O2
1130 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
1132 2016-04-26 Bin Cheng <bin.cheng@arm.com>
1134 * tree-if-conv.c (any_pred_load_store): New static variable.
1135 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
1136 any_pred_load_store instead of and_mask_load_store.
1137 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
1138 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
1139 (combine_blocks, tree_if_conversion): Ditto.
1141 2016-04-26 Bin Cheng <bin.cheng@arm.com>
1143 PR tree-optimization/70771
1144 PR tree-optimization/70775
1145 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
1146 virtual PHI nodes. Delete parameter.
1147 (if_convertible_loop_p_1): Delete argument to above function.
1148 (predicate_all_scalar_phis): Delete code handling single-argument
1150 (tree_if_conversion): Mark and update virtual SSA.
1152 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1155 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
1156 (x86_elf_aligned_common): Rename to ...
1157 (x86_elf_aligned_decl_common): ... this.
1158 Add decl arg. Switch to .lbss for largecomm object. Use
1159 LARGECOMM_SECTION_ASM_OP.
1160 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
1162 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
1163 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
1165 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
1166 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
1168 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1171 * config/i386/i386.c (SECTION_LARGE): Define.
1172 (x86_64_elf_select_section): Set it for large data/bss sections.
1173 Only clear SECTION_WRITE for .lrodata.
1174 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
1176 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
1177 * varasm.c (default_elf_asm_named_section): Grow flagchars.
1178 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
1180 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
1181 * doc/tm.texi: Regenerate.
1183 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1186 * configure.ac (--enable-checking): Document extra flag, for
1187 non-release builds default to --enable-checking=yes,extra.
1188 If misc checking and extra checking, define CHECKING_P to 2 instead
1190 * common.opt (fchecking=): Add.
1191 * doc/invoke.texi (-fchecking=): Document.
1192 * doc/install.texi: Document --enable-checking changes.
1193 * configure: Regenerated.
1194 * config.in: Regenerated.
1196 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1198 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
1199 attribute instead of which_alternative.
1200 * config/i386/sse.md (*mov<mode>_internal): Ditto.
1201 Use EXT_REX_SSE_REG_P where appropriate.
1203 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1205 * config/i386/predicates.md (const0_operand): Do not match
1206 const_wide_int code.
1207 (const1_operand): Ditto.
1209 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1211 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
1212 for SSE constm1 operands and TARGET_AVX512VL.
1213 (*movti_internal): Ditto.
1214 (*mov<mode>_or): Use constm1_operand predicate.
1215 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
1216 for SSE vector_all_ones operands and TARGET_AVX512VL.
1217 * config/i386/predicates.md (constm1_operand): New predicate.
1218 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
1219 emission of constant -1 load.
1221 2016-04-25 Jason Merrill <jason@redhat.com>
1223 * gdbinit.in: Skip is-a.h.
1225 * attribs.c (register_scoped_attributes): Fix logic.
1226 * attribs.h: Declare register_scoped_attributes.
1228 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1230 * config/rs6000/rs6000-builtin.def: Correct pasto error for
1231 stxvd2x and stxvw4x built-in functions.
1233 2016-04-25 DJ Delorie <dj@redhat.com>
1235 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
1236 (ashrhi3): Likewise.
1237 (lshrhi3): Likewise.
1239 2016-04-25 Richard Biener <rguenther@suse.de>
1241 PR tree-optimization/70780
1242 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
1244 (compute_antic): Mark blocks with abnormal preds as visited as
1245 they have a final empty antic-in solution already.
1247 2016-04-25 Michael Collison <michael.collison@linaro.org>
1249 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
1251 2016-04-25 Michael Collison <michael.collison@linaro.org>
1253 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
1254 mode is VQI to improve mixed mode vectorization.
1255 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
1256 define_insn to match low half of signed vaddw.
1257 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
1258 define_insn to match high half of signed vaddw.
1259 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
1260 define_insn to match low half of unsigned vaddw.
1261 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
1262 define_insn to match high half of unsigned vaddw.
1263 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
1264 (arm_simd_check_vect_par_cnst_half_p): Likewise.
1265 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
1267 (arm_simd_check_vect_par_cnst_half_p): Likewise.
1268 * config/arm/predicates.md (vect_par_constant_high): Support
1269 big endian and simplify by calling
1270 arm_simd_check_vect_par_cnst_half
1271 (vect_par_constant_low): Likewise.
1273 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1275 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
1276 predicate for operand 2.
1278 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
1279 H.J. Lu <hongjiu.lu@intel.com>
1281 * config/i386/i386-protos.h (standard_sse_constant_p): Add
1282 machine_mode argument.
1283 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
1284 constm1_rtx operands. For VOIDmode constants, get mode from
1285 pred_mode. Check mode size if the mode is supported by ABI.
1286 (standard_sse_constant_opcode): Do not use standard_constant_p.
1287 Strictly check ABI support for all-ones operands.
1288 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
1289 immediates. Update calls to standard_sse_constant_p.
1290 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
1291 (ix86_rtx_costs): Ditto.
1292 * config/i386/i386.md (*movxi_internal_avx512f): Use
1293 nonimmediate_or_sse_const_operand instead of vector_move_operand.
1294 Use (v,BC) alternative instead of (v,C). Use register_operand
1295 checks instead of MEM_P.
1296 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
1297 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
1298 isa attribute. Use register_operand checks instead of MEM_P.
1299 (*movti_internal): Use nonimmediate_or_sse_const_operand for
1300 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
1301 alternative and corresponding sse2 isa attribute.
1302 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
1303 to standard_sse_constant_p.
1304 (FP constant splitters): Ditto.
1305 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
1307 * config/i386/predicates.md (constm1_operand): Remove.
1308 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
1309 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
1310 vector_all_ones_operand instead of constm1_operand.
1312 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1314 * print-rtl.c (print_rtx_insn_vec): New function.
1315 * print-rtl.h: New prototype.
1316 * store-motion.c (struct st_expr): Make avail_stores a vector.
1317 (st_expr_entry): Adjust.
1318 (free_st_expr_entry): Likewise.
1319 (print_store_motion_mems): Likewise.
1320 (find_moveable_store): Likewise.
1321 (compute_store_table): Likewise.
1322 (delete_store): Likewise.
1323 (build_store_vectors): Likewise.
1325 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1327 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
1329 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1331 * vec.h (vec_safe_contains): New function.
1332 (vec::contains): Likewise.
1333 (vec::begin): Likewise.
1334 (vec::end): Likewise.
1336 2016-04-23 Jakub Jelinek <jakub@redhat.com>
1339 * cfgexpand.c (expand_stack_vars): Fix typo.
1341 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
1343 * system.h (list, map, set, vector): Include conditionally.
1344 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
1345 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
1346 * ipa-icf.c (INCLUDE_LIST): Define.
1347 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
1348 * config/sh/sh.c (INCLUDE_VECTOR): Define.
1349 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
1350 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
1351 * cp/logic.cc (INCLUDE_LIST): Define.
1352 * fortran/trans-common.c (INCLUDE_MAP): Define.
1354 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
1356 * auto-profile.c: Remove <string.h> include.
1357 * ipa-icf-gimple.c: Remove <list> include.
1358 * diagnostic.c: Remove <new> include.
1359 * genmatch.c: Likewise.
1360 * pretty-print.c: Likewise.
1361 * toplev.c: Likewise
1362 * c/c-objc-common.c: Likewise.
1363 * cp/error.c: Likewise.
1364 * fortran/error.c: Likewise.
1366 2016-04-22 Richard Biener <rguenther@suse.de>
1368 * lto-streamer-in.c (input_ssa_names): Do not allocate
1369 GIMPLE_NOP for all SSA names.
1370 * lto-streamer-out.c (output_ssa_names): Do not output
1371 SSA names that should have been released.
1373 2016-04-22 Richard Biener <rguenther@suse.de>
1375 PR tree-optimization/70740
1376 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
1379 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
1382 * config/i386/predicates.md (call_insn_operand): Replace
1383 sibcall_memory_operand with memory_operand.
1385 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
1387 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
1388 has_single_use() tests.
1389 (register_edge_assert_for_1): Likewise.
1390 (find_assert_locations_1): Check the liveness bitmap instead of
1391 checking has_single_use().
1393 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
1396 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
1397 Extract AVX-512BW constraint from AVX.
1399 2016-04-21 Richard Biener <rguenther@suse.de>
1401 PR tree-optimization/70725
1402 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
1403 for phi_convertible_by_degenerating_args.
1404 (predicate_all_scalar_phis): Handle single-argument PHIs.
1406 2016-04-21 Richard Biener <rguenther@suse.de>
1409 * fold-const.c (fold_comparison): Return properly typed
1412 2016-04-21 Bin Cheng <bin.cheng@arm.com>
1414 PR tree-optimization/70715
1415 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
1416 after expanding BASE using expand_simple_operations.
1418 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
1420 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
1421 New transformations.
1423 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
1425 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
1427 2016-04-20 Jan Hubicka <jh@suse.cz>
1429 * ipa-inline.c (can_inline_edge_p): Pass caller info to
1430 ultiimate_alias_target.
1431 (update_callee_keys): Likewise.
1432 (lookup_recursive_calls): Likewise.
1433 (speculation_useful_p): Likewise.
1435 2016-04-20 Jan Hubicka <jh@suse.cz>
1438 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
1439 (set_nothrow_flag_1): ... this; handle interposition correctly;
1440 recurse on aliases and thunks.
1441 (cgraph_node::set_nothrow_flag): New.
1442 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
1443 functions compiled with non-call exceptions that binds to current
1445 (propagate_nothrow): Be safe WRT interposition.
1446 * cgraph.h (set_nothrow_flag): Update prototype.
1448 2016-04-18 Jan Hubicka <jh@suse.cz>
1450 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
1451 max_loop_iterations_int.
1452 (tree_unswitch_outer_loop): Likewise.
1454 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1456 PR tree-optimization/69489
1457 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
1458 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
1459 Revise dump message.
1460 (if_convertible_bb_p): Remove check on edge count of basic block's
1463 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1465 PR tree-optimization/56625
1466 PR tree-optimization/69489
1467 * tree-data-ref.h (DR_INNERMOST): New macro.
1468 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
1469 hashing struct innermost_loop_behavior.
1470 (ref_DR_map): Remove.
1471 (innermost_DR_map): New map.
1472 (baseref_DR_map): Revise comment.
1473 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
1474 to innermost_DR_map accroding to its innermost loop behavior.
1475 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
1476 to its innermost loop behavior.
1477 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
1478 Add initialization for innermost_DR_map. Record memory reference
1479 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
1480 have innermost loop behavior.
1481 (if_convertible_loop_p): Remove release for ref_DR_map. Release
1484 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
1486 * config/i386/i386.md (*lea<mode>_general_1): Rename from
1487 *lea_general_1. Use explicit SWI12 mode interator.
1488 (*lea<mode>_general_2): Rename from *lea_general_2.
1489 Use explicit SWI12 mode interator.
1490 (*lea<mode>_general_3): Rename from *lea_general_3.
1491 Use explicit SWI12 mode interator.
1492 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
1493 Use explicit SWI12 mode interator.
1494 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
1495 Use explicit SWI48 mode interator.
1497 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
1499 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1500 Short-cut unaligned load and store cases. Handle all integer
1502 (ix86_expand_vector_move_misalign): Short-cut unaligned load
1503 and store cases. Call ix86_avx256_split_vector_move_misalign
1504 directly without checking mode class.
1506 2016-04-20 Andrew Pinski <apinski@cavium.com>
1507 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1510 * config/aarch64/aarch64.md (sibcall): Force call
1511 address to be DImode for ILP32.
1512 (sibcall_value): Likewise.
1514 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
1516 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
1518 2016-04-20 Richard Biener <rguenther@suse.de>
1520 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
1521 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
1522 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
1523 (maybe_push_res_to_seq): Adjust.
1524 * gimple-fold.c (maybe_build_generic_op): Likewise.
1526 2016-04-20 Marek Polacek <polacek@redhat.com>
1528 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
1531 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
1533 * config/i386/sse.md (vec_unpacks_lo_hi): Always
1534 use kmovw to support AVX512F target.
1536 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1538 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
1540 2016-04-20 Marek Polacek <polacek@redhat.com>
1542 PR tree-optimization/70725
1543 * tree-if-conv.c (is_false_predicate): New function.
1544 (predicate_mem_writes): Use it.
1546 2016-04-20 Richard Biener <rguenther@suse.de>
1548 PR tree-optimization/70726
1549 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
1550 shift amounts from a pattern stmt operand.
1552 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1555 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
1556 stack_restore_from_fpr pattern when restoring r15.
1557 (s390_optimize_prologue): Strip away the memory barrier in the
1558 parallel when trying to get rid of restore insns.
1559 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
1560 definition for loading the stack pointer from an FPR. Compared to
1561 the normal move insn this pattern includes a full memory barrier.
1563 2016-04-19 Jakub Jelinek <jakub@redhat.com>
1566 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
1567 implicitly linear or lastprivate iterator on the outer context.
1569 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1571 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
1573 * config/i386/i386.md (ssememalign): Removed.
1574 * config/i386/sse.md: Remove ssememalign attribute from patterns.
1576 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1579 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
1580 const short * to __builtin_ia32_loaddquhi512_mask.
1581 (_mm512_maskz_loadu_epi16): Likewise.
1582 (_mm512_mask_storeu_epi16): Pass short * to
1583 __builtin_ia32_storedquhi512_mask.
1584 (_mm512_mask_loadu_epi8): Pass const char * to
1585 __builtin_ia32_loaddquqi512_mask.
1586 (_mm512_maskz_loadu_epi8): Likewise.
1587 (_mm512_mask_storeu_epi8): Pass char * to
1588 __builtin_ia32_storedquqi512_mask.
1589 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
1590 const double * to __builtin_ia32_loadupd512_mask.
1591 (_mm512_mask_loadu_pd): Likewise.
1592 (_mm512_maskz_loadu_pd): Likewise.
1593 (_mm512_storeu_pd): Pass double * to
1594 __builtin_ia32_storeupd512_mask.
1595 (_mm512_mask_storeu_pd): Likewise.
1596 (_mm512_loadu_ps): Pass const float * to
1597 __builtin_ia32_loadups512_mask.
1598 (_mm512_mask_loadu_ps): Likewise.
1599 (_mm512_maskz_loadu_ps): Likewise.
1600 (_mm512_storeu_ps): Pass float * to
1601 __builtin_ia32_storeups512_mask.
1602 (_mm512_mask_storeu_ps): Likewise.
1603 (_mm512_mask_loadu_epi64): Pass const long long * to
1604 __builtin_ia32_loaddqudi512_mask.
1605 (_mm512_maskz_loadu_epi64): Likewise.
1606 (_mm512_mask_storeu_epi64): Pass long long *
1607 to __builtin_ia32_storedqudi512_mask.
1608 (_mm512_loadu_si512): Pass const int * to
1609 __builtin_ia32_loaddqusi512_mask.
1610 (_mm512_mask_loadu_epi32): Likewise.
1611 (_mm512_maskz_loadu_epi32): Likewise.
1612 (_mm512_storeu_si512): Pass int * to
1613 __builtin_ia32_storedqusi512_mask.
1614 (_mm512_mask_storeu_epi32): Likewise.
1615 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
1616 char * to __builtin_ia32_storedquqi256_mask.
1617 (_mm_mask_storeu_epi8): Likewise.
1618 (_mm256_mask_loadu_epi16): Pass const short * to
1619 __builtin_ia32_loaddquhi256_mask.
1620 (_mm256_maskz_loadu_epi16): Likewise.
1621 (_mm_mask_loadu_epi16): Pass const short * to
1622 __builtin_ia32_loaddquhi128_mask.
1623 (_mm_maskz_loadu_epi16): Likewise.
1624 (_mm256_mask_loadu_epi8): Pass const char * to
1625 __builtin_ia32_loaddquqi256_mask.
1626 (_mm256_maskz_loadu_epi8): Likewise.
1627 (_mm_mask_loadu_epi8): Pass const char * to
1628 __builtin_ia32_loaddquqi128_mask.
1629 (_mm_maskz_loadu_epi8): Likewise.
1630 (_mm256_mask_storeu_epi16): Pass short * to.
1631 __builtin_ia32_storedquhi256_mask.
1632 (_mm_mask_storeu_epi16): Pass short * to.
1633 __builtin_ia32_storedquhi128_mask.
1634 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
1635 const double * to __builtin_ia32_loadupd256_mask.
1636 (_mm256_maskz_loadu_pd): Likewise.
1637 (_mm_mask_loadu_pd): Pass onst double * to
1638 __builtin_ia32_loadupd128_mask.
1639 (_mm_maskz_loadu_pd): Likewise.
1640 (_mm256_mask_storeu_pd): Pass double * to
1641 __builtin_ia32_storeupd256_mask.
1642 (_mm_mask_storeu_pd): Pass double * to
1643 __builtin_ia32_storeupd128_mask.
1644 (_mm256_mask_loadu_ps): Pass const float * to
1645 __builtin_ia32_loadups256_mask.
1646 (_mm256_maskz_loadu_ps): Likewise.
1647 (_mm_mask_loadu_ps): Pass const float * to
1648 __builtin_ia32_loadups128_mask.
1649 (_mm_maskz_loadu_ps): Likewise.
1650 (_mm256_mask_storeu_ps): Pass float * to
1651 __builtin_ia32_storeups256_mask.
1652 (_mm_mask_storeu_ps): ass float * to
1653 __builtin_ia32_storeups128_mask.
1654 (_mm256_mask_loadu_epi64): Pass const long long * to
1655 __builtin_ia32_loaddqudi256_mask.
1656 (_mm256_maskz_loadu_epi64): Likewise.
1657 (_mm_mask_loadu_epi64): Pass const long long * to
1658 __builtin_ia32_loaddqudi128_mask.
1659 (_mm_maskz_loadu_epi64): Likewise.
1660 (_mm256_mask_storeu_epi64): Pass long long * to
1661 __builtin_ia32_storedqudi256_mask.
1662 (_mm_mask_storeu_epi64): Pass long long * to
1663 __builtin_ia32_storedqudi128_mask.
1664 (_mm256_mask_loadu_epi32): Pass const int * to
1665 __builtin_ia32_loaddqusi256_mask.
1666 (_mm256_maskz_loadu_epi32): Likewise.
1667 (_mm_mask_loadu_epi32): Pass const int * to
1668 __builtin_ia32_loaddqusi128_mask.
1669 (_mm_maskz_loadu_epi32): Likewise.
1670 (_mm256_mask_storeu_epi32): Pass int * to
1671 __builtin_ia32_storedqusi256_mask.
1672 (_mm_mask_storeu_epi32): Pass int * to
1673 __builtin_ia32_storedqusi128_mask.
1674 * config/i386/i386-builtin-types.def (PCSHORT): New.
1676 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
1677 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
1678 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
1679 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
1680 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
1681 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
1682 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
1683 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
1684 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
1685 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
1686 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
1687 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
1688 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
1689 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
1690 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
1691 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
1692 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
1693 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
1694 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
1695 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
1696 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
1697 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
1698 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
1699 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
1700 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
1701 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
1702 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
1703 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
1704 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
1705 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
1706 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
1707 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
1708 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
1709 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
1710 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
1711 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
1712 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
1713 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
1714 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
1715 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
1716 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
1717 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
1718 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
1719 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
1720 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
1721 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
1722 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
1723 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
1724 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
1726 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
1727 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
1729 (ix86_expand_vector_move_misalign): Likewise.
1730 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
1731 to scalar function prototype for unaligned load/store builtins.
1732 (ix86_expand_special_args_builtin): Updated.
1733 * config/i386/sse.md (UNSPEC_LOADU): Removed.
1734 (UNSPEC_STOREU): Likewise.
1735 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
1736 (VI_ULOADSTORE_F_AVX512VL): Likewise.
1737 (ssescalarsize): Handle V4TI, V2TI and V1TI.
1738 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1739 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1740 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
1741 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
1742 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
1743 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
1744 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
1745 (<avx512>_storedqu<mode>_mask): Likewise.
1746 (*sse4_2_pcmpestr_unaligned): Likewise.
1747 (*sse4_2_pcmpistr_unaligned): Likewise.
1748 (*mov<mode>_internal): Renamed to ...
1749 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
1750 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
1751 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
1752 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
1754 2016-04-19 Richard Biener <rguenther@suse.de>
1756 PR tree-optimization/70171
1757 * tree-ssa-phiprop.c: Include stor-layout.h.
1758 (phiprop_insert_phi): Handle the aggregate copy case.
1759 (propagate_with_phi): Likewise.
1761 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
1763 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
1764 instead of simplify_gen_subreg (... , 0).
1765 (ix86_delegitimize_address): Ditto.
1766 (ix86_split_divmod): Ditto.
1767 (ix86_split_copysign_const): Ditto.
1768 (ix86_split_copysign_var): Ditto.
1769 (ix86_expand_args_builtin): Ditto.
1770 (ix86_expand_round_builtin): Ditto.
1771 (ix86_expand_special_args_builtin): Ditto.
1772 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
1773 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
1774 (udivmodqi4): Ditto.
1775 (absneg splitters): Ditto.
1776 (*jcc_bt<mode>_1): Ditto.
1778 2016-04-19 Richard Biener <rguenther@suse.de>
1780 PR tree-optimization/70724
1781 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
1782 restoring out from ...
1783 (free_scc_vn): ... here.
1784 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
1785 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
1787 (pass_fre::execute): Restore SSA info.
1789 2016-04-19 Richard Biener <rguenther@suse.de>
1791 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
1792 * gimple-walk.c (walk_gimple_op): Initialize it.
1793 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
1794 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
1795 remapping SSA names of defs.
1796 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
1799 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
1802 * lra-constraints.c (equiv_substition_p): New.
1803 (process_alt_operands): Use it.
1804 (swap_operands): Swap it.
1805 (curr_insn_transform): Update it.
1807 2016-04-18 Michael Matz <matz@suse.de>
1809 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
1810 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
1811 * tree-core.h (tree_type_common.align): Use bit-field.
1812 (tree_type_common.spare): New.
1813 (tree_decl_common.off_align): Make smaller.
1814 (tree_decl_common.align): Use bit-field.
1816 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
1817 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
1818 (scan_sharing_clauses): Ditto.
1819 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1820 (omp_finish_file): Ditto.
1821 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
1822 (layout_decl): Ditto.
1823 (relayout_decl): Ditto.
1824 (finalize_record_size): Use SET_TYPE_ALIGN.
1825 (finalize_type_size): Ditto.
1826 (finish_builtin_struct): Ditto.
1827 (layout_type): Ditto.
1828 (initialize_sizetypes): Ditto.
1829 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
1830 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
1831 (lookup_field_for_decl): Use SET_DECL_ALIGN.
1832 (get_chain_field): Ditto.
1833 (get_trampoline_type): Ditto.
1834 (get_nl_goto_field): Ditto.
1835 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1837 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
1838 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
1839 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1840 (build_qualified_type): Use SET_TYPE_ALIGN.
1841 (build_aligned_type, build_range_type_1): Ditto.
1842 (build_atomic_base): Ditto.
1843 (build_common_tree_nodes): Ditto.
1844 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
1845 (expand_one_stack_var_at): Ditto.
1846 * coverage.c (build_var): Use SET_DECL_ALIGN.
1847 * except.c (init_eh): Ditto.
1848 * function.c (assign_parm_setup_block): Ditto.
1849 * symtab.c (increase_alignment_1): Ditto.
1850 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
1851 * tree-vect-stmts.c (ensure_base_align): Ditto.
1852 * varasm.c (align_variable): Ditto.
1853 (assemble_variable): Ditto.
1854 (build_constant_desc): Ditto.
1855 (output_constant_def_contents): Ditto.
1857 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
1858 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
1859 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
1860 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
1861 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
1863 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
1866 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
1867 replace %vmovsd with "%vmovq".
1868 (vec_concatv2df): Likewise.
1870 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
1872 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
1873 (*vec_extractv2si_0): Ditto.
1874 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
1875 (zero_extended_scalar_load_operand splitters): Ditto.
1876 (vec_extract splitters): Ditto.
1877 (*vec_extractv4si_0_zext): Ditto.
1878 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
1880 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
1881 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
1882 (*sse4_1_extractps): Use lowpart_subreg.
1884 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1886 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
1888 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
1889 Mention Solaris 11 packaging changes.
1890 Update gas and gld requirements.
1891 Remove reference to pre-Solaris 10 bug.
1892 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
1894 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
1897 2016-04-17 Jan Hubicka <jh@suse.cz>
1899 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
1900 max_loop_iterations_int.
1902 2016-04-18 Richard Biener <rguenther@suse.de>
1904 PR tree-optimization/43434
1905 * tree-ssa-structalias.c (struct vls_data): New.
1906 (visit_loadstore): Handle all pointer-based accesses.
1907 (compute_dependence_clique): Compute a bitmap of restrict tags
1908 assigned bases and pass it to visit_loadstore.
1910 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
1913 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
1914 armv8.1-a and armv8.1-a+crc.
1916 2016-04-18 Richard Biener <rguenther@suse.de>
1918 PR tree-optimization/70701
1919 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
1920 references after translating through a memcpy.
1922 2016-04-18 Richard Biener <rguenther@suse.de>
1924 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
1925 (compute_antic): ... here. For partial antic use regular
1926 postorder and scrap iteration.
1927 (compute_partial_antic_aux): Remove unused return value.
1928 (init_pre): Do not allocate postorder.
1929 (fini_pre): Do not free postorder.
1931 2016-04-18 Richard Biener <rguenther@suse.de>
1934 * expmed.c (extract_bit_field_1): Remove broken case
1935 using a wider MODE_INT mode.
1937 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
1939 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
1940 unless compiling with at least GCC-4.8.
1942 2016-04-17 Jan Hubicka <jh@suse.cz>
1945 * graphite.c (graphite_finalize): Update call to
1946 tree_estimate_probability.
1947 * predict.h (tree_estimate_probability): Update prototype.
1949 2016-04-17 Jan Hubicka <jh@suse.cz>
1951 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
1952 (tree_estimate_probability): Likewise.
1953 (pass_profile::execute): Update.
1954 (report_predictor_hitrates): New function.
1955 * profile.c (compute_branch_probabilities): Use it.
1956 * predict.h (report_predictor_hitrates): Declare.
1958 2016-04-17 Jan Hubicka <jh@suse.cz>
1961 * cgraph.h (cgraph_node::set_const_flag,
1962 cgraph_node::set_pure_flag): Update prototype to return bool;
1964 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
1965 of interposable symbol are interposable, too.
1966 (cgraph_set_const_flag_1): Rename to ...
1967 (set_const_flag_1): ... this one; change to self recursive function
1968 instead of call_for_symbol_thunks_and_aliases. Handle correctly
1969 clearnig the flag in all variants and also virtual thunks of const
1970 functions are pure; track if any change was done.
1971 (cgraph_node::set_const_flag): Update.
1972 (struct set_pure_flag_info): New struct.
1973 (cgraph_set_pure_flag_1): Rename to ...
1974 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
1975 rather than pointer encoded flags; track if any changes was done;
1976 handle correctly clearning flag and setting flag of aliases already
1978 (cgraph_node::set_pure_flag): Update.
1979 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
1981 2016-04-17 Tom de Vries <tom@codesourcery.com>
1984 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
1987 2016-04-17 Tom de Vries <tom@codesourcery.com>
1989 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
1990 '{}<> ' as escape-for-record.
1992 2016-04-17 Tom de Vries <tom@codesourcery.com>
1994 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
1997 2016-04-17 Tom de Vries <tom@codesourcery.com>
2000 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
2001 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
2002 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
2003 * passes.c (finish_optimization_passes): Only call
2004 finish_graph_dump_file if dfi->graph_dump_initialized.
2005 (execute_function_dump, pass_init_dump_file): Use
2006 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
2008 2016-04-17 Tom de Vries <tom@codesourcery.com>
2010 PR tree-optimization/70256
2011 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
2012 (debug_varmap): New function.
2014 2016-04-17 Tom de Vries <tom@codesourcery.com>
2017 * passes.c (pass_manager::register_pass): Propagate pflags.
2019 2016-04-17 Tom de Vries <tom@codesourcery.com>
2022 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
2023 * passes.c (pass_manager::pass_manager): Declare and init p_start in
2024 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
2025 check if it's equal to p_start.
2026 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
2028 2016-04-15 Jan Hubicka <jh@suse.cz>
2031 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
2032 function does not bind to current def.
2033 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
2034 handle conservatively calls to functions that does not need to bind
2036 (check_call): Update call of worse_state.
2037 (ignore_edge_for_nothrow): Update.
2038 (ignore_edge_for_pure_const): Likewise.
2039 (propagate_pure_const): Update calls to worse_state.
2040 (skip_function_for_local_pure_const): Reformat comments.
2042 2016-04-15 Jan Hubicka <jh@suse.cz>
2045 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
2046 (cgraph_node::function_symbol): Likewise.
2047 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
2048 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
2049 (symtab_node::ultimate_alias_target): Add REF parameter.
2050 (symtab_node::binds_to_current_def_p): Declare.
2051 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
2052 (cgraph_node::function_symbol): Likewise.
2053 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
2054 (cgraph_node::get_availability): Likewise.
2055 (cgraph_edge::binds_to_current_def_p): New inline function.
2056 (varpool_node::get_availability): Add REF parameter.
2057 (varpool_node::ultimate_alias_target): Likewise.
2058 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
2059 (symtab_node::binds_to_current_def_p): Likewise.
2060 * varpool.c (varpool_node::get_availability): Likewise.
2062 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
2065 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
2066 Fix mode size check.
2068 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2070 * BASE-VER: Set to 7.0.0.
2072 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
2074 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
2076 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2078 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
2079 architecture revisions.
2081 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
2083 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
2084 * config/i386/i386.c (ix86_using_red_zone): No longer static.
2085 * config/i386/i386.md (stack decrement to push peepholes): Guard
2086 with !x86_using_red_zone ().
2088 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2091 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
2092 to dump_generic_node.
2093 (NIY): Pass also flags to do_niy.
2095 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
2097 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
2098 (simd_clone_vector_of_formal_parm_types)
2099 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
2100 (simd_clone_mangle, simd_clone_create)
2101 (simd_clone_adjust_return_type, create_tmp_simd_array)
2102 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
2103 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
2104 (ipa_simd_modify_function_body, simd_clone_linear_addend)
2105 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
2106 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
2107 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
2108 * omp-simd-clone.c: ... this new file.
2109 (simd_clone_vector_of_formal_parm_types): Make it static.
2110 * Makefile.in (OBJS): Add omp-simd-clone.o.
2112 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
2115 * config/i386/sse.md: Use proper memory operand modifiers.
2118 2016-04-15 Richard Biener <rguenther@suse.de>
2119 Alan Modra <amodra@gmail.com>
2121 PR tree-optimization/70130
2122 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
2123 when alignment stays not the same and no not use the realign
2126 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2129 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2130 direct move handlers for KFmode. Change TFmode handlers test from
2131 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
2133 2016-04-14 Jakub Jelinek <jakub@redhat.com>
2136 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
2137 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
2138 (inlined_polymorphic_ctor_dtor_block_p): Use it.
2139 * tree-ssa-live.c (remove_unused_scope_block_p): When
2140 in_ctor_dtor_block, avoid discarding not just BLOCKs with
2141 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
2142 block_ultimate_origin is FUNCTION_DECL.
2143 (remove_unused_locals): If current_function_decl is
2144 polymorphic_ctor_dtor_p, pass initial true to
2145 remove_unused_scope_block_p' is_ctor_dtor_block.
2147 2016-04-14 Martin Sebor <msebor@redhat.com>
2152 * doc/extend.texi (Variable Length): Revert.
2154 2016-04-14 Marek Polacek <polacek@redhat.com>
2155 Jan Hubicka <hubicka@ucw.cz>
2158 * tree.c (verify_type): Disable the canonical type of main variant
2161 2016-04-14 Jason Merrill <jason@redhat.com>
2163 * cfgexpand.c, expr.c: Revert previous change.
2165 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
2168 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
2169 when building a mem ref for the incoming reduction variable.
2171 2016-04-14 Richard Biener <rguenther@suse.de>
2173 PR tree-optimization/70614
2174 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
2175 loop if the evolution dropped to chrec_dont_know.
2176 (interpret_condition_phi): Likewise.
2178 2016-04-14 Richard Biener <rguenther@suse.de>
2180 PR tree-optimization/70623
2181 * tree-ssa-pre.c (changed_blocks): Make global ...
2182 (compute_antic): ... local here. Move and fix worklist
2183 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
2184 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
2185 worklist handling, dump when ANTIC_IN changed.
2186 (compute_partial_antic_aux): Remove worklist handling.
2187 (init_pre): Do not compute post dominators. Add a comment about
2188 the CFG order chosen.
2189 (fini_pre): Do not free post dominators.
2191 2016-04-13 Martin Sebor <msebor@redhat.com>
2196 * doc/extend.texi (Variable Length): Document C++ specifics.
2198 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2201 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
2202 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
2203 eh edges have been purged.
2206 * tree-sra.c (create_access_replacement,
2207 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
2209 * tree-pretty-print.c (dump_fancy_name): New function.
2210 (dump_decl_name, dump_generic_node): Use it.
2212 2016-04-13 Jason Merrill <jason@redhat.com>
2214 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
2215 * expr.c (expand_expr_real_1): Likewise.
2217 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
2219 * config/i386/i386.md (kunpckhi): Swap operands.
2220 (kunpcksi): Likewise.
2221 (kunpckdi): Likewise.
2222 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
2223 (vec_pack_trunc_<mode>): Likewise.
2225 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2228 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
2231 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
2232 gimplification turns some element into non-constant.
2235 * rtl.h (convert_memory_address_addr_space_1): New prototype.
2236 * explow.c (convert_memory_address_addr_space_1): No longer static,
2237 add NO_EMIT argument and don't call convert_modes if true, pass
2238 it down recursively, remove break after return.
2239 (convert_memory_address_addr_space): Adjust caller.
2240 * simplify-rtx.c (simplify_unary_operation_1): Call
2241 convert_memory_address_addr_space_1 instead of convert_memory_address,
2242 if it returns NULL, don't simplify.
2244 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
2247 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
2249 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2251 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2252 Bump the upper SIMDLEN limits, so that if the return type or
2253 characteristic type if the return type is void can be passed in
2254 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
2257 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2260 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
2261 Do not use "=" constraint on an input constraint.
2262 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
2263 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
2264 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
2265 generates (neg (abs ...)) instead of (abs ...).
2267 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2269 PR rtl-optimization/70596
2270 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
2271 just invalidate LRA data and reset them. Adjust dump wording.
2273 2016-04-12 Martin Liska <mliska@suse.cz>
2276 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2278 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
2280 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
2281 max_loop_iterations_int.
2282 (tree_unswitch_outer_loop): Likewise.
2283 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2284 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2286 2016-04-12 Tom de Vries <tom@codesourcery.com>
2288 PR tree-optimization/68756
2289 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
2290 instead of new_name.
2292 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2294 PR tree-optimization/70602
2295 * tree-sra.c (generate_subtree_copies): Don't write anything into
2296 constant pool decls.
2298 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
2299 regardless whether there are depend clauses or not.
2301 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2304 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
2305 target attribute and pragma from changing the -mfloat128
2306 and -mfloat128-hardware options.
2308 * doc/extend.texi (Additional Floating Types): Document PowerPC
2309 __float128 restrictions.
2311 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2314 * config/aarch64/driver-aarch64.c
2315 (aarch64_get_extension_string_for_isa_flags): New.
2316 (arch_extension): Rename to...
2317 (aarch64_arch_extension): ...This.
2318 (ext_to_feat_string): Rename to...
2319 (aarch64_extensions): ...This.
2320 (aarch64_core_data): Keep track of architecture extension flags.
2321 (cpu_data): Rename to...
2322 (aarch64_cpu_data): ...This.
2323 (aarch64_arch_driver_info): Keep track of architecture extension
2325 (get_arch_name_from_id): Rename to...
2326 (get_arch_from_id): ...This, change return type.
2327 (host_detect_local_cpu): Update and reformat for renames, handle
2328 extensions through common infrastructure.
2330 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2333 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
2334 track of a canonical flag name.
2335 (all_extensions): Likewise.
2336 (arch_to_arch_name): Also track extension flags enabled by the arch.
2337 (all_architectures): Likewise.
2338 (aarch64_parse_extension): Move to here.
2339 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
2341 (aarch64_rewrite_selected_cpu): Update for above change.
2342 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
2343 are handled, such that the single explicit value enabled by an
2344 extension is kept seperate from the implicit values it also enables.
2345 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
2347 (aarch64_parse_extension): New.
2348 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
2349 here to config/aarch64/aarch64-protos.h.
2350 (aarch64_parse_extension): Move from here to
2351 common/config/aarch64/aarch64-common.c.
2352 (aarch64_option_print): Update.
2353 (aarch64_declare_function_name): Likewise.
2354 (aarch64_start_file): Likewise.
2355 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
2356 the canonical flag for extensions.
2357 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
2360 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2362 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
2365 2016-04-09 Tom de Vries <tom@codesourcery.com>
2367 PR tree-optimization/68953
2368 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
2369 first to last subscript.
2371 2016-04-09 Jakub Jelinek <jakub@redhat.com>
2373 PR tree-optimization/70586
2374 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
2377 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
2381 PR tree-optimization/70373
2385 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
2386 clauses for acc parallel reductions as necessary. Error on those
2388 * omp-low.c (scan_sharing_clauses): Don't install variables which
2389 are used in acc parallel reductions.
2390 (lower_rec_input_clauses): Remove dead code.
2391 (lower_oacc_reductions): Add support for reference reductions.
2392 (lower_reduction_clauses): Remove dead code.
2393 (lower_omp_target): Don't remap variables appearing in acc parallel
2395 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
2397 2016-04-08 Jakub Jelinek <jakub@redhat.com>
2400 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
2401 with multiple SSA_NAME defs, force the outputs other than first
2402 to be live before calling live_track_process_def on each output.
2404 PR rtl-optimization/70574
2405 * fwprop.c (forward_propagate_and_simplify): Don't add
2406 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
2407 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
2408 paradoxical subregs within *loc.
2410 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
2412 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
2413 -ftree-parallelize-loops={0,1}.
2414 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
2415 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
2416 * config/ia64/hpux.h (LIB_SPEC): Likewise.
2417 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2418 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
2420 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
2423 * asan.c (instrument_derefs): If we get unknown location, extract it
2425 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
2427 2016-04-08 Tom de Vries <tom@codesourcery.com>
2429 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
2430 implicit firstprivate clause.
2432 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2435 * config/arm/thumb2.md (tst + branch-> lsls + branch
2436 peephole below *orsi_not_shiftsi_si): Require that condition
2437 register is dead after the peephole.
2438 (second peephole after the above): Likewise.
2440 2016-04-08 Alan Modra <amodra@gmail.com>
2443 * builtins.c (fold_builtin_classify): For IBM extended precision,
2444 look at just the high-order double to test for NaN.
2445 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
2446 test just the high double for Inf but both doubles for subnormal
2449 2016-04-07 Jakub Jelinek <jakub@redhat.com>
2451 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
2452 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
2453 node->simdclone->mask_mode != VOIDmode masks.
2454 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
2455 earlier, use it instead of node->simdclone.
2456 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2457 Set clonei->mask_mode.
2459 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2462 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
2463 Pass it through to cp_parser_already_scoped_statement.
2464 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
2465 it through to cp_parser_statement.
2466 (cp_parser_statement): Pass IF_P through to
2467 cp_parser_iteration_statement.
2468 (cp_parser_pragma): Adjust call to
2469 cp_parser_iteration_statement.
2471 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2474 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
2475 resolve a future -Wparentheses warning.
2476 * omp-low.c (scan_sharing_clauses): Likewise.
2477 * tree-parloops.c (eliminate_local_variables): Likewise.
2479 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
2481 PR rtl-optimization/70398
2482 * lra-constraints.c (process_address_1): Check zero scale and code
2483 for reloading with zero scale.
2485 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
2487 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
2488 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
2490 2016-04-06 Jakub Jelinek <jakub@redhat.com>
2492 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2493 Add support for AVX512F clones, include them by default for
2494 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
2495 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
2499 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
2500 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
2501 firstprivate clauses.
2502 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
2503 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
2504 (lower_omp_target): Set TREE_NO_WARNING for
2505 non-addressable possibly uninitialized vars which are copied into
2506 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
2508 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
2510 * config/pa/predicates.md (integer_store_memory_operand): Accept
2511 REG+D operands with a large offset when reload_in_progress is true.
2512 (floating_point_store_memory_operand): Likewise.
2514 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2517 * match.pd (nested int casts): Limit to GIMPLE.
2519 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
2522 * ipa-devirt.c (maybe_record_node): Fix comment; use
2523 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
2525 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2527 PR rtl-optimization/70542
2528 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
2529 if there are any uses other than insn or debug insns.
2531 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
2532 Jakub Jelinek <jakub@redhat.com>
2534 PR tree-optimization/70509
2535 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
2536 Shift HOST_WIDE_INT_1U instead of 1.
2538 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
2540 PR tree-optimization/70509
2541 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
2542 of the vector base type for index.
2544 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
2547 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
2549 2016-04-05 Richard Biener <rguenther@suse.de>
2551 PR tree-optimization/70526
2552 * tree-sra.c (build_ref_for_offset): Use prev_base to
2553 extract the alias pointer type.
2555 2016-04-05 Richard Biener <rguenther@suse.de>
2557 * dse.c (struct store_info): Remove alias_set member.
2558 (struct read_info_type): Likewise.
2559 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
2560 spill_deleted, clear_alias_set_lookup): Remove.
2561 (get_group_info): Remove dead base == NULL_RTX case.
2562 (dse_step0): Remove initialization of removed variables.
2563 (delete_dead_store_insn): Reomve alias set dumping.
2564 (free_read_records): Remove alias_set handling.
2565 (canon_address): Remove alias_set_out parameter.
2566 (record_store): Remove spill_alias_set, it's always zero.
2567 (check_mem_read_rtx): Likewise.
2568 (dse_step2): Rename from ...
2569 (dse_step2_nospill): ... this. Adjust.
2570 (scan_stores): Rename from ...
2571 (scan_stores_nospill): ... this.
2572 (scan_reads): Rename from ...
2573 (scan_reads_nospill): ... this.
2574 (scan_stores_spill, scan_reads_spill): Remove.
2575 (dse_step3_scan): Remove for_spills argument which is always false.
2576 (dse_step3): Likewise.
2577 (dse_step5): Rename from ...
2578 (dse_step5_nospill): ... this. Remove alias_set handling.
2579 (rest_of_handle_dse): Adjust.
2581 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2584 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
2585 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
2586 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
2587 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
2589 2016-04-05 Richard Biener <rguenther@suse.de>
2592 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
2593 non-register type temporaries into SSA.
2595 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
2598 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
2599 calls when sanitizing.
2600 (possible_polymorphic_call_target_p): Fix formatting.
2602 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2603 Jakub Jelinek <jakub@redhat.com>
2606 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
2607 to ensure a call statement is compatible with a built-in's
2609 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
2612 2016-04-04 Richard Biener <rguenther@suse.de>
2614 PR rtl-optimization/70484
2615 * rtl.h (canon_output_dependence): Declare.
2616 * alias.c (canon_output_dependence): New function.
2617 * dse.c (record_store): Use canon_output_dependence rather
2618 than canon_true_dependence.
2620 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2623 * cgraph.h (symtab_node::copy_visibility_from): New function.
2624 * symtab.c (symtab_node::copy_visibility_from): New function.
2625 * ipa-visibility.c (optimize_weakref): New function.
2626 (function_and_variable_visibility): Use it.
2628 2016-04-04 Martin Liska <mliska@suse.cz>
2631 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
2632 value that is really in range handled by SBR instruction.
2633 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
2634 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
2635 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
2637 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
2641 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
2642 set, but not for SP_REG operands.
2644 2016-04-02 Martin Sebor <msebor@redhat.com>
2647 * fold-const.c (maybe_nonzero_address): New function.
2648 (fold_comparison): Call it. Fold equality and relational
2649 expressions involving null pointers.
2650 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
2652 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
2654 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
2655 the "Y" constraint (scalar FP 0.0 immediate).
2657 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
2658 Add the "const_double" to the list of operand constraints.
2660 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2662 PR rtl-optimization/70467
2663 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
2664 If low word of the last operand is 0, just emit addition/subtraction
2667 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2670 * config/s390/s390.c (s390_expand_insv): Check for everything
2671 constant instead of just VOIDmode stuff.
2673 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2676 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
2678 2016-04-01 Nathan Sidwell <nathan@acm.org>
2680 * tree.def (TRY_CATCH_EXPR): Correct documentation.
2682 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
2684 PR rtl-optimization/70461
2685 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
2688 2016-03-31 Martin Liska <mliska@suse.cz>
2691 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
2692 a tree value or an immediate integer value to a buffer
2693 that is eventually copied to a BRIG section.
2694 (emit_immediate_operand): Call the function here.
2695 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
2696 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
2697 of class' fields that are removed.
2698 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
2699 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
2700 m_brig_repr_size fields.
2702 2016-03-31 Martin Liska <mliska@suse.cz>
2705 * hsa-gen.c (hsa_function_representation::update_dominance): New
2707 (convert_addr_to_flat_segment): Likewise.
2708 (gen_hsa_memory_set): New alignment argument.
2709 (gen_hsa_ctor_assignment): Likewise.
2710 (gen_hsa_insns_for_single_assignment): Provide alignment
2711 to gen_hsa_ctor_assignment.
2712 (gen_hsa_insns_for_direct_call): Add new argument.
2713 (expand_lhs_of_string_op): New function.
2714 (expand_string_operation_builtin): Likewise.
2715 (expand_memory_copy): New function.
2716 (expand_memory_set): New function.
2717 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
2718 (convert_switch_statements): Change signature.
2719 (generate_hsa): Use a return value of the function.
2720 (pass_gen_hsail::execute): Do not call
2721 convert_switch_statements here.
2722 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
2723 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
2724 (hsa_function_representation::update_dominance): New function.
2726 2016-03-31 Martin Liska <mliska@suse.cz>
2729 * hsa-brig.c (emit_directive_variable): Emit alignment
2730 according to hsa_symbol::m_align.
2731 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
2732 (dump_hsa_symbol): Dump alignment of HSA symbols.
2733 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
2734 (gen_hsa_addr_with_align): New function.
2735 (hsa_bitmemref_alignment): Use newly added function.
2736 (gen_hsa_insns_for_load): Likewise.
2737 (gen_hsa_insns_for_store): Likewise.
2738 (gen_hsa_memory_copy): New argument added.
2739 (gen_hsa_insns_for_single_assignment): Respect
2740 alignment for assignments processed via gen_hsa_memory_copy.
2741 (gen_hsa_insns_for_direct_call): Likewise.
2742 (gen_hsa_insns_for_return): Likewise.
2743 (gen_function_def_parameters): Set default alignment.
2744 * hsa.c (hsa_object_alignment): New function.
2745 (hsa_byte_alignment): Pasted function.
2746 * hsa.h (hsa_symbol::m_align): New field.
2748 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2750 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
2751 scratch field for goto case.
2753 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
2755 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
2757 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
2760 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
2761 (scalar_chain::convert_insn): Call convert_op for reg
2762 moves to handle undefined registers.
2764 2016-03-31 Nathan Sidwell <nathan@acm.org>
2767 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
2768 Assert we don't want to move backwards.
2770 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
2773 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
2775 2016-03-31 Jakub Jelinek <jakub@redhat.com>
2777 PR rtl-optimization/70460
2778 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
2779 with operand from REG_LABEL_OPERAND, instead substitute
2780 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
2781 Don't do anything for REG_NON_LOCAL_GOTO jumps.
2783 2016-03-31 Martin Liska <mliska@suse.cz>
2785 * passes.c (execute_one_pass): Do not call
2786 todo_after for a discarded function.
2788 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2790 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
2791 (no_cost, infinite_cost): Initialize the new field.
2792 (get_computation_cost_at): Record setup cost.
2793 (determine_use_iv_cost_address): Skip cost computation for sub
2794 uses if we can estimate it without losing accuracy.
2796 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2798 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
2800 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
2801 max_loop_iterations_int.
2802 (tree_unswitch_outer_loop): Likewise.
2803 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2804 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2806 2016-03-30 Richard Biener <rguenther@suse.de>
2809 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
2811 2016-03-30 Jakub Jelinek <jakub@redhat.com>
2814 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
2815 in gen_blendm expander.
2817 2016-03-30 Nick Clifton <nickc@redhat.com>
2820 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
2821 case where we are already provided with an SImode SUBREG.
2823 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
2826 * config/i386/i386.c (ix86_expand_epilogue): Properly check
2827 conflict between DRAP register and __builtin_eh_return.
2829 2016-03-30 Michael Matz <matz@suse.de>
2830 Richard Biener <rguenther@suse.de>
2833 * ipa-polymorphic-call.c (struct type_change_info): Change
2834 speculative to an unsigned allowing to limit the work we do.
2835 (csftc_abort_walking_p): New inline function..
2836 (check_stmt_for_type_change): Limit the number of may-defs
2837 skipped for speculative devirtualization to
2838 max-speculative-devirt-maydefs.
2839 * params.def (max-speculative-devirt-maydefs): New param.
2840 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
2842 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
2845 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
2848 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
2850 PR tree-optimization/59124
2851 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
2852 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
2854 2016-03-29 Jeff Law <law@redhat.com>
2856 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
2858 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
2860 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
2863 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
2865 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
2866 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
2867 gcrt0.o if linking dynamically.
2869 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
2872 * ipa-devirt.c (methods_equal_p): New function.
2873 (compare_virtual_tables): Use it.
2874 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
2875 * cgraphclones.c (clone_function_name_1): Use
2876 symbol_table::symbol_suffix_separator.
2877 * coverage.c (build_var): Likewise.
2878 * symtab.c (symbol_table::symbol_suffix_separator): New.
2880 2016-03-29 Jakub Jelinek <jakub@redhat.com>
2882 PR rtl-optimization/70429
2883 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
2884 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
2885 mode != result_mode.
2888 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
2890 PR tree-optimization/70405
2891 * ssa-iterators.h (num_imm_uses): Add missing braces.
2893 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
2895 PR rtl-optimization/68695
2896 * ira-color.c (allocno_copy_cost_saving): New.
2897 (improve_allocation): Use it.
2899 2016-03-29 Richard Henderson <rth@redhat.com>
2902 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
2904 2016-03-29 Richard Biener <rguenther@suse.de>
2907 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
2908 use alignment returned by get_pointer_alignment_1 if it is
2909 bigger than BITS_PER_UNIT.
2910 * builtins.c (get_pointer_alignment_1): Do not return true
2911 for alignment extracted from SSA info.
2913 2016-03-28 James Bowman <james.bowman@ftdichip.com>
2915 * config/ft32/ft32.opt (mnodiv): New.
2916 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
2917 * doc/invoke.texi (FT32 Options -mnodiv): New.
2919 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
2922 * config/i386/i386.md (define_split, andn): Fix modes.
2924 2016-03-26 Richard Biener <rguenther@suse.de>
2925 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2928 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
2930 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
2931 as 2nd argument to cl_optimization_restore().
2933 2016-03-25 Richard Henderson <rth@redhat.com>
2936 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
2937 * config/aarch64/aarch64-protos.h: Declare it.
2938 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
2940 2016-03-25 Alan Modra <amodra@gmail.com>
2943 * config/rs6000/constraints.md (j): Simplify.
2944 * config/rs6000/predicates.md (easy_fp_constant): Exclude
2946 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
2947 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
2948 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
2949 in all constraint alternatives.
2950 (movtd_64bit_nodm): Delete "j" constraint alternative.
2952 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
2954 * tree-ssa-propagate.c: Enhance docs for
2955 SSA_PROP_NOT_INTERESTING.
2957 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
2959 * doc/extend.texi: Fix typo in documentation to pure attribute.
2961 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
2964 * config/pa/pa.md (bswapdi2): Use a scratch register.
2966 2016-03-24 Richard Henderson <rth@redhat.com>
2969 * fold-const.c (extract_muldiv_1): Correct test for multiplication
2972 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
2974 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
2975 using ix86_expand_binary_operator instead of gen_andsi3.
2977 2016-03-24 Richard Biener <rguenther@suse.de>
2979 PR tree-optimization/70396
2980 * tree-vect-stmts.c (vectorizable_comparison): Use
2981 get_vectype_for_scalar_type.
2983 2016-03-24 Richard Biener <rguenther@suse.de>
2986 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
2987 with register bases.
2989 2016-03-24 Richard Biener <rguenther@suse.de>
2991 PR tree-optimization/70372
2992 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
2993 build_all_ones_cst to also handle vector types correctly.
2995 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2998 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
3001 2016-03-23 Marek Polacek <polacek@redhat.com>
3004 * doc/invoke.texi: Document -Wignored-attributes.
3006 2016-03-23 Bin Cheng <bin.cheng@arm.com>
3008 PR tree-optimization/69042
3009 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
3010 parameter from 30 to 40.
3012 2016-03-23 Bin Cheng <bin.cheng@arm.com>
3014 PR tree-optimization/69042
3015 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
3016 for use with constant offset stripped in base.
3018 2016-03-23 Richard Biener <rguenther@suse.de>
3021 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
3022 mode compatibility check.
3023 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3025 2016-03-23 Jeff Law <law@redhat.com>
3027 PR tree-optimization/64058
3028 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
3030 (struct ssa_conflicts): Move up earlier in the file.
3031 (conflicts_, var_map_): New static variables.
3032 (initialize_conflict_count): New function to initialize the
3033 CONFLICT_COUNT field for each conflict pair.
3034 (compare_pairs): Lazily initialize the conflict count and use it
3035 as the first tie-breaker.
3036 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
3037 and wipe conflicts_ and map_ around the call to qsort. Remove
3038 special case for 2 coalesce pairs.
3039 * bitmap.c (bitmap_count_unique_bits): New function.
3040 (bitmap_count_bits_in_word): New function, extracted from
3042 (bitmap_count_bits): Use bitmap_count_bits_in_word.
3043 * bitmap.h (bitmap_count_unique_bits): Declare it.
3045 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
3048 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
3049 transparent alias chain for decl assembler name.
3050 * config/sol2.c (solaris_assemble_visibility): Likewise.
3052 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3054 * config/arm/arm1020e.md (1020call_op): Reduce reservation
3056 (v10_fdivs): Likewise.
3057 (v10_fdivd): Likewise.
3059 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3062 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
3063 to not call fclose twice on file.
3065 2016-03-23 Jakub Jelinek <jakub@redhat.com>
3067 PR tree-optimization/70354
3068 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
3069 oprnd0 is wider than oprnd1 and there is a cast from the wider
3070 type to oprnd1, mask it with the mask of the narrower type.
3073 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
3074 Optimize TARGET_STV splitters, if high or low word of last argument
3077 2016-03-22 Jeff Law <law@redhat.com>
3080 tree-ssa-threadbackward.c
3081 (fsm_find_control_statement_thread_paths): Correctly distinguish
3082 between old style jump threads vs FSM jump threads.
3084 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
3087 * config/i386/i386.c (scalar_chain::convert_op): Support
3088 uninitialized register usage case.
3090 2016-03-22 Richard Biener <rguenther@suse.de>
3093 * genmatch.c (gen_transform): Adjust last parameter to a three-state
3095 (capture::gen_transform): ... to change behavior when substituting
3096 a condition into cond or not-cond expr context.
3097 (dt_simplify::gen_1): Adjust.
3098 * gimple-match-head.c: Include gimplify.h for unshare_expr.
3099 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
3100 last change and instead change to
3101 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
3102 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3104 2016-03-22 Anthony Green <green@moxielogic.com>
3106 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
3107 issue for moxiebox targets.
3108 (CC1PLUS_SPEC): Ditto.
3110 2016-03-22 Richard Biener <rguenther@suse.de>
3113 * fold-const.c (extract_muldiv_1): Properly perform multiplication
3116 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
3118 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
3120 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
3123 * config/i386/i386.c (def_builtin): Handle
3124 OPTION_MASK_ISA_AVX512VL to be and-ed with other
3126 (const struct builtin_description bdesc_special_args[]):
3127 Remove duplicate ISA bits.
3129 2016-03-22 Jakub Jelinek <jakub@redhat.com>
3132 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
3133 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
3134 in a way that works also for AVX512BW.
3137 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
3138 instead of source if operands[1] is xmm16 and above and
3139 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
3140 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
3143 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
3144 on assign if (*from_p) is a comparison, set it to
3145 TREE_NO_WARNING (*from_p).
3147 2016-03-21 Jakub Jelinek <jakub@redhat.com>
3150 * lra.c (restore_scratches): Ignore deleted insns.
3152 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
3153 Jakub Jelinek <jakub@redhat.com>
3155 PR tree-optimization/70317
3156 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
3159 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
3162 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
3163 of ix86_expand_move.
3165 (movti): Use general_operand for operand 1 predicate.
3167 2016-03-21 Martin Liska <mliska@suse.cz>
3169 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
3171 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
3173 2016-03-21 Martin Liska <mliska@suse.cz>
3176 * ipa-icf.c (sem_function::parse): Skip static
3177 constructors and destructors.
3179 2016-03-21 Jakub Jelinek <jakub@redhat.com>
3182 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
3183 function-like macro, peek following token(s) if it is followed
3184 by CPP_OPEN_PAREN token with optional padding in between, and
3185 if not, don't treat it like a macro.
3187 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
3188 Alexander Monakov <amonakov@ispras.ru>
3190 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
3191 for the stabs debug format.
3193 2016-03-21 Richard Biener <rguenther@suse.de>
3195 PR tree-optimization/70310
3196 * tree-vect-generic.c (expand_vector_condition): Fold the built
3199 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
3202 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
3203 Block third alternative for AVX-512VL target,
3205 2016-03-21 Martin Liska <mliska@suse.cz>
3208 * hsa-brig.c (emit_function_directives): Mark unemitted
3209 global variables for emission.
3210 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
3211 (get_symbol_for_decl): Likewise.
3212 * hsa.h (struct hsa_symbol): New flag.
3214 2016-03-21 Richard Biener <rguenther@suse.de>
3216 PR tree-optimization/70288
3217 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
3218 we do not estimate unsimplified all-constant conditionals or
3219 switches as optimized away.
3221 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
3223 PR rtl-optimization/69102
3224 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
3225 when we have a readonly dependency context.
3227 2016-03-18 Jeff Law <law@redhat.com>
3229 PR rtl-optimization/70263
3230 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
3231 (update_equiv_regs): When trying to move a store to after the insn
3232 that sets the source of the store, make sure the store occurs after
3233 the insn that sets the source of the store. When successful note
3234 the REG_EQUIV note created in the dump file.
3236 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
3237 Bernd Schmidt <bschmidt@redhat.com>
3239 * doc/extend.texi: Document more potential problems with basic asms.
3241 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
3243 PR rtl-optimization/70278
3244 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
3247 2016-03-18 Jason Merrill <jason@redhat.com>
3249 * calls.c (load_register_parameters): Fix zero size sibcall logic.
3251 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
3253 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
3254 values to 128b regs.
3256 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
3258 PR tree-optimization/70252
3259 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
3260 boolean vector has a proper number of elements.
3261 (supportable_narrowing_operation): Likewise.
3263 2016-03-18 Tom de Vries <tom@codesourcery.com>
3266 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
3268 2016-03-18 Jakub Jelinek <jakub@redhat.com>
3270 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
3271 instead of replace_rtx for DEBUG_INSNs.
3273 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3275 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
3276 load type reservations.
3278 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
3281 * config/pa/constraints.md: Revert 2015-02-13 change. Use
3282 define_constraint for "Q" and "T" constraints.
3284 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
3286 Tweak the pipeline model for Exynos M1
3288 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
3291 2016-03-17 David Malcolm <dmalcolm@redhat.com>
3294 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
3295 where one or both locations aren't within a line_map.
3297 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
3300 * opts.c (finish_options): Don't set flag_pie to the default if
3301 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
3304 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
3306 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
3307 true as ALL_REGS argument to replace_rtx.
3309 2016-03-17 Richard Biener <rguenther@suse.de>
3312 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
3315 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3318 * rtl.h (replace_rtx): Add ALL_REGS argument.
3319 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
3320 equality and assert mode is the same, instead of just rtx pointer
3322 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
3323 true as ALL_REGS argument to replace_rtx.
3325 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
3327 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
3328 for boolean vector with vector mode only.
3329 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3331 2016-03-17 Nick Clifton <nickc@redhat.com>
3334 * config/rx/rx.c (rx_print_integer): Print negative constants in
3337 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3340 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
3342 2016-03-16 Richard Henderson <rth@redhat.com>
3343 Richard Biener <rguenth@suse.de>
3348 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
3349 first operand as is_gimple_condexpr.
3354 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
3355 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
3356 Do not gimplify the result.
3357 (do_unop): Adjust call to tree_vec_extract.
3358 (do_binop): Likewise.
3359 (do_compare): Likewise.
3360 (do_plus_minus): Likewise.
3361 (do_negate): Likewise.
3362 (expand_vector_condition): Likewise.
3363 (do_cond): Likewise.
3365 2016-03-16 Richard Henderson <rth@redhat.com>
3368 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
3369 (aarch64_classify_address): Use it.
3370 (aarch64_legitimize_address): Force all subexpressions of PLUS
3371 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
3373 2016-03-16 Jakub Jelinek <jakub@redhat.com>
3374 Richard Biener <rguenth@suse.de>
3377 * rtlanal.c (replace_rtx): For REG, if from is a REG,
3378 return to even if only REGNO is equal, and assert
3381 2016-03-11 Jeff Law <law@redhat.com>
3383 PR rtl-optimization/70224
3384 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
3386 2016-03-16 Richard Henderson <rth@redhat.com>
3389 * function.h (struct function): Add has_forced_label_in_static.
3390 * gimplify.c (force_labels_r): Set it.
3391 * lto-streamer-in.c (input_struct_function_base): Read it.
3392 * lto-streamer-out.c (output_struct_function_base): Write it.
3393 * tree-inline.c (has_label_address_in_static_1): Remove.
3394 (copy_forbidden): Remove fndecl parameter; test
3395 has_forced_label_in_static.
3396 (inline_forbidden_p): Update call to copy_forbidden.
3397 (tree_versionable_function_p): Likewise.
3398 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
3399 (chkp_versioning): Likewise.
3400 * tree-inline.h (copy_forbidden): Update decl.
3402 2016-03-16 Marek Polacek <polacek@redhat.com>
3405 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
3406 function being thunked if the result type doesn't have fixed size.
3407 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
3408 doesn't have fixed size.
3410 2016-03-16 Bin Cheng <bin.cheng@arm.com>
3412 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
3413 reporting malformed loop nest.
3415 2016-03-16 Tom de Vries <tom@codesourcery.com>
3418 * ipa-devirt.c (possible_polymorphic_call_targets): Move
3419 nodes.length () == 1 test to before first nodes[0] access.
3421 2016-03-16 Tom de Vries <tom@codesourcery.com>
3423 PR tree-optimization/68715
3424 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
3427 2016-03-16 Tom de Vries <tom@codesourcery.com>
3429 PR tree-optimization/68809
3430 * graphite-scop-detection.c (same_close_phi_node): Test if result types
3433 2016-03-16 Carlos O'Donell <carlos@redhat.com>
3434 Sandra Loosemore <sandra@codesourcery.com>
3436 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
3437 on leaf attribute. Mention ELF interposition problems.
3439 2016-03-16 Alan Modra <amodra@gmail.com>
3441 PR rtl-optimization/69195
3442 PR rtl-optimization/47992
3443 * ira.c (indirect_jump_optimize): Ignore artificial defs.
3446 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
3449 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
3451 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3453 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
3455 2016-03-15 Jakub Jelinek <jakub@redhat.com>
3457 PR rtl-optimization/70222
3458 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
3459 optimization if mode is different from result_mode, queue up masking
3460 of the result in outer_op. Formatting fix.
3463 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
3466 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3468 PR rtl-optimization/69032
3469 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
3470 looping backwards over basic block insns.
3472 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3475 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
3476 to non-speculative when propagating trap bits.
3478 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3480 PR rtl-optimization/63384
3481 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
3484 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3487 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
3488 factored out from ...
3489 (sched_analyze_insn): ... here.
3490 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
3491 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
3492 get_implicit_reg_pending_clobbers in it.
3493 (setup_id_reg_sets): Use setup_id_implicit_regs.
3494 (deps_init_id): Ditto.
3496 2016-03-15 Tom de Vries <tom@codesourcery.com>
3499 * cgraph.c (cgraph_node::get_body): Save, reset and restore
3501 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
3502 execute_function_dump.
3503 (execute_one_pass): Don't dump function if it will be dumped after ipa
3506 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
3508 * genrecog.c (match_pattern_2): If pred is NULL don't call
3509 safe_predicate_mode on it.
3511 2016-03-14 Jakub Jelinek <jakub@redhat.com>
3514 * lra-constraints.c (delete_move_and_clobber): Change assertion
3515 to also allow dregno == 0.
3517 2016-03-14 Richard Henderson <rth@redhat.com>
3520 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
3521 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
3522 (reassociate_bb): Use optimize_vec_cond_expr; avoid
3523 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
3526 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
3529 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
3531 (lra_create_live_ranges_1): initialize hard register biggest_mode to
3533 * lra-constraints.c (split_reg): For hard regs, try to find the
3534 biggest single-register mode used in the function.
3536 2016-03-14 Richard Biener <rguenther@suse.de>
3538 PR tree-optimization/56365
3539 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
3540 constants to compare against.
3542 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
3545 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
3546 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
3547 (define_split for the GPR case): Use int_reg_operand instead of
3548 gpc_reg_operand for the output.
3550 2016-03-14 Tom de Vries <tom@codesourcery.com>
3552 PR tree-optimization/70045
3553 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
3554 create_empty_if_region_on_edge argument.
3556 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
3558 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
3559 (STACK_CHECK_PROTECT): Likewise.
3560 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3561 (STACK_CHECK_PROTECT): Likewise.
3562 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3563 (STACK_CHECK_PROTECT): Likewise.
3564 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
3565 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
3566 (STACK_CHECK_PROTECT): Likewise.
3568 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
3570 PR rtl-optimization/69307
3571 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
3572 registers in modes that span more than one register.
3574 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
3577 * lra-constraints.c (delete_move_and_clobber): New.
3578 (remove_inheritance_pseudos): Use it.
3580 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
3583 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
3584 the libcall is LCT_THROW.
3585 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
3586 for the checking routine.
3588 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3591 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
3592 optimization if we have direct move.
3593 (roundu32<mode>2_fprs): Likewise.
3595 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
3598 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
3600 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
3601 Arguments swapped. All callers changed. Take reg_renumber into
3602 account, and Calculate and compare register ranges for hard regs.
3604 2016-03-11 Jeff Law <law@redhat.com>
3606 PR tree-optimization/70190
3607 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3608 Handle cases where we can not extract the taken edge, even though we
3609 found a constant value.
3611 PR tree-optimization/64058
3612 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
3613 (num_coalesce_pairs): Move up earlier in file.
3614 (find_coalesce_pair): Initialize the INDEX field for each pair
3616 (compare_pairs): No longer sort on the elements in each pair.
3617 Instead break ties with the index of the coalesce pair.
3619 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3622 * config/aarch64/aarch64-protos.h
3623 (aarch64_save_restore_target_globals): New prototype.
3624 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
3625 Call the above when popping pragma.
3626 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
3628 (aarch64_set_current_function): Rewrite using the above.
3630 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3632 PR tree-optimization/70177
3633 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
3634 (extract_ops_from_tree): ... this. In the 2 argument
3635 overload remove _1 suffix.
3636 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
3637 (extract_ops_from_tree): ... this.
3638 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
3640 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3641 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
3642 extract_ops_from_tree instead of 2 operand one.
3644 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
3646 PR tree-optimization/70013
3647 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
3648 for constant-pool entries.
3650 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3652 PR rtl-optimization/70174
3653 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
3654 followed by gen_lowpart on force_reg instead of just gen_lowpart.
3656 PR tree-optimization/70169
3657 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
3658 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
3661 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
3662 Jakub Jelinek <jakub@redhat.com>
3665 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
3666 of uninitialized values.
3668 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3670 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
3672 ("*trunctddd2"): New pattern definition.
3673 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
3676 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3678 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
3679 definitions for BFP and DFP rounding modes.
3680 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3681 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
3682 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
3683 ("fix_trunctf<mode>2"): Use the new constants instead of magic
3686 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3688 * config/s390/constraints.md: Adjust comment.
3689 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
3690 s390_decompose_addrstyle_without_index.
3691 * config/s390/predicates.md (shift_count_or_setmem_operand):
3692 Rename to setmem_operand.
3693 * config/s390/s390-protos.h
3694 (s390_decompose_shift_count): Rename to
3695 s390_decompose_addrstyle_without_index.
3696 * config/s390/s390.c (s390_decompose_shift_count)
3697 (s390_mem_constraint, print_shift_count_operand)
3698 (print_operand_address, print_operand): Rename
3699 s390_decompose_shift_count to
3700 s390_decompose_addrstyle_without_index and rename
3701 print_shift_count_operand to print_addrstyle_operand troughout the
3703 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
3704 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
3705 Rename shift_count_or_setmem_operand to setmem_operand.
3706 * config/s390/vx-builtins.md ("vec_insert<mode>")
3707 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
3710 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3713 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
3714 Handle overlapping retval and newval.
3716 2016-03-10 Nick Clifton <nickc@redhat.com>
3719 * config/aarch64/aarch64.c
3720 (aarch64_override_options_after_change_1): When forcing
3721 flag_omit_frame_pointer to be true, use a special value that can
3722 be detected if this function is called again, thus preventing
3723 flag_omit_leaf_frame_pointer from being forced to be false.
3725 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3727 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
3728 Set x_flag_omit_leaf_frame_pointer when handling
3729 -momit-leaf-frame-pointer.
3731 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3734 * cgraph.c (cgraph_node::dump): Dump split_part and
3735 indirect_call_target.
3736 * cgraph.h (cgraph_node): Add indirect_call_target flag.
3737 * ipa.c (has_addr_references_p): Cleanup.
3738 (is_indirect_call_target_p): New.
3739 (walk_polymorphic_call_targets): Do not mark virtuals that may be
3740 called indirectly as local.
3741 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
3743 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3746 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
3747 on cxa_pure_virtual.
3749 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3752 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
3754 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3757 * tree.c (need_assembler_name_p): Only record main variant type names.
3759 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3762 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
3763 Always define to 0 or 1.
3764 (TARGET_FIX_ERR_A53_843419): New macro.
3765 * config/aarch64/aarch64-elf-raw.h
3766 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
3767 * config/aarch64/aarch64-linux.h: Likewise.
3768 * config/aarch64/aarch64.c
3769 (aarch64_override_options_after_change_1): Do not default
3770 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
3772 (aarch64_attributes): Handle fix-cortex-a53-843419.
3773 (aarch64_can_inline_p): Likewise.
3774 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
3776 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
3777 Jakub Jelinek <jakub@redhat.com>
3779 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
3780 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
3781 DECL_COMMONS if flag_unconstrained_commons is set.
3782 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3783 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
3784 (funconstrained-commons): Document.
3786 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3788 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
3789 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
3791 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
3793 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
3794 has a proper number of elements.
3796 2016-03-10 Alan Modra <amodra@gmail.com>
3798 PR rtl-optimization/69195
3799 PR rtl-optimization/47992
3800 * ira.c (recorded_label_ref): Delete.
3801 (update_equiv_regs): Return void.
3802 (indirect_jump_optimize): New function.
3803 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
3804 before regstat_compute_ri. Don't rebuild_jump_labels here.
3805 Delete update_regstat.
3807 2016-03-10 Richard Biener <rguenther@suse.de>
3809 PR tree-optimization/70128
3810 * tree-ssa-structalias.c (set_uids_in_ptset): Set
3811 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
3813 2016-03-09 Jakub Jelinek <jakub@redhat.com>
3815 PR tree-optimization/70152
3816 * tree-sra.c (replace_removed_params_ssa_names): Copy over
3817 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
3820 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
3821 instead of gen_sse2_loadlpd.
3822 * config/i386/sse.md (*vec_concatv2df): Rename to...
3823 (vec_concatv2df): ... this.
3825 PR tree-optimization/70127
3826 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
3828 2016-03-09 David Malcolm <dmalcolm@redhat.com>
3832 * diagnostic-show-locus.c (compatible_locations_p): New function.
3833 (layout::layout): Sanitize ranges using compatible_locations_p.
3835 2016-03-09 David Malcolm <dmalcolm@redhat.com>
3839 * diagnostic-show-locus.c (layout_range::layout_range): Replace
3840 location_range param with three const expanded_locations * and a
3842 (layout::layout): Replace call to
3843 rich_location::lazily_expand_location with get_expanded_location.
3844 Extract the range and perform location expansion here, passing
3845 the results to the layout_range ctor.
3846 * diagnostic.c (source_range::debug): Delete.
3847 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
3848 of rich_location::get_expanded_location.
3849 * gcc-rich-location.c (get_range_for_expr): Delete.
3850 (gcc_rich_location::add_expr): Reimplement to avoid the
3851 rich_location::add_range overload that took a location_range,
3852 passing a location_t instead.
3854 2016-03-09 Richard Biener <rguenther@suse.de>
3855 Jakub Jelinek <jakub@redhat.com>
3857 PR tree-optimization/70138
3858 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3859 Also skip vect_double_reduction_def.
3861 2016-03-09 Jakub Jelinek <jakub@redhat.com>
3864 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
3865 if the operand is "m".
3867 2016-03-09 Nathan Sidwell <nathan@acm.org>
3869 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
3871 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3873 * config/i386/i386.c (processor_target_table): Fix cost table
3874 intialization order for znver1.
3876 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3878 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
3879 - becuase -> because.
3880 * ipa-reference.c (ignore_module_statics): Likewise.
3881 * cgraph.c (cgraph_node::get_body): Likewise.
3882 * ipa-inline.c (early_inliner): Likewise.
3883 * ipa-devirt.c (types_same_for_odr): Likewise.
3884 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
3885 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
3887 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3889 * tree-ssa-math-opts.c: Fix typo in comment.
3891 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3894 * config/i386/i386.c (scalar_chain::make_vector_copies,
3895 scalar_chain::convert_reg): Call end_sequence in between
3896 get_insns and emit_conversion_insns rather than after both
3899 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
3902 * config/i386/i386.h (machine_function): Add
3903 pc_thunk_call_expanded flag.
3904 (ix86_pc_thunk_call_expanded): New define.
3905 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
3906 (*set_got): Rename insn pattern from set_got.
3907 (*set_got_labelled): Rename inst pattern from set_got_labelled.
3908 * config/i386/i386.c (ix86_compute_frame_layout): Use
3909 ix86_pc_thunk_call_expanded to prevent red-zone.
3911 2016-03-07 Martin Jambor <mjambor@suse.cz>
3913 * hsa.h (hsa_get_ctor_statements): Declare.
3914 (hsa_get_dtor_statements): Likewise.
3915 (hsa_get_kernel_dispatch_type): Likewise.
3916 * hsa.c (hsa_get_ctor_statements): New function.
3917 (hsa_get_dtor_statements): Likewise.
3918 (hsa_get_kernel_dispatch_type): Likewise.
3919 * hsa-brig.c (hsa_cdtor_statements): Removed.
3920 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
3921 hsa_get_dtor_statements.
3922 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
3923 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
3925 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
3927 * config/arm/arm-cores.def (cortex-r8): New.
3928 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
3929 * config/arm/arm-tune.md: Likewise.
3930 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
3932 2016-03-07 Martin Sebor <msebor@redhat.com>
3934 PR rtl-optimization/19705
3935 * doc/invoke.texi (Options That Control Optimization): Clarify
3936 -fno-branch-count-reg.
3938 2016-02-26 Richard Biener <rguenther@suse.de>
3939 Jeff Law <law@redhat.com>
3941 PR tree-optimization/69740
3942 * cfghooks.c (remove_edge): Request loop fixups if we delete
3943 an edge that might turn an irreducible loop into a natural
3945 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
3946 Move after definition of loops_state_clear.
3948 2016-03-07 Bin Cheng <bin.cheng@arm.com>
3950 PR rtl-optimization/69052
3951 * rtlanal.c (commutative_operand_precedence): Set higher precedence
3954 2016-03-07 Tom de Vries <tom@codesourcery.com>
3956 PR tree-optimization/70116
3957 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
3958 is_tm_ending stmts and ubsan/asan internal functions.
3959 (find_duplicate): Use it. Don't test is_tm_ending here.
3961 2016-03-07 Richard Biener <rguenther@suse.de>
3963 PR tree-optimization/70115
3964 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
3965 (propagate_constants_for_unrolling): Use replace_uses_by.
3967 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
3970 * omp-low.c (struct oacc_loop): Add ifns.
3971 (new_oacc_loop_raw): Initialize it.
3972 (finish_oacc_loop): Clear mask & flags if no ifns.
3973 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
3974 (oacc_loop_xform_loop): Add ifns arg & adjust.
3975 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
3977 2016-03-07 Richard Henderson <rth@redhat.com>
3980 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
3981 (insert_value_copy_on_edge): Likewise.
3983 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3985 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
3987 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3990 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
3992 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
3994 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
3996 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
3998 Fix sseimul type attribute.
3999 * config/i386/znver1.md
4000 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
4001 znver1_sseimul_avx256_load) : Fix the type attribute.
4002 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
4003 pipe usage and latency.
4005 2016-03-05 Jakub Jelinek <jakub@redhat.com>
4008 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
4009 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
4012 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
4015 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
4017 PR rtl-optimization/69941
4018 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
4019 the reg share its mode.
4021 2016-03-04 Jeff Law <law@redhat.com>
4023 PR tree-optimization/69196
4024 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4025 If the both SSA_NAMEs are anonymous, then consider them unassociated
4026 and include the PHI in the statement count.
4028 2016-03-05 Tom de Vries <tom@codesourcery.com>
4030 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
4031 construct in oacc routine. Check for oacc region in oacc routine.
4033 2016-03-04 Jakub Jelinek <jakub@redhat.com>
4036 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
4037 2016-02-22 changes, instead don't recurse if RECUR is already true.
4038 Don't change *dynamic_check if RECUR. Adjust recursive caller
4039 to pass true to the new argument.
4040 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
4043 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
4044 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
4046 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
4048 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
4050 PR rtl-optimization/57676
4051 * lra-assigns.c (lra_assign): Guard test for maximum iterations
4054 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
4056 * tree-vect-patterns.c (search_type_for_mask): Handle
4057 comparison of booleans.
4059 2016-03-04 Jakub Jelinek <jakub@redhat.com>
4061 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
4065 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
4066 all other ops that have dw_val_class_die_ref operands,
4067 and DW_OP_GNU_entry_value.
4069 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4071 PR rtl-optimization/69904
4072 * config/arm/arm.c (arm_cannot_copy_insn_p):
4073 Return true for load-exclusive instructions.
4075 2016-03-03 Jakub Jelinek <jakub@redhat.com>
4078 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
4079 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
4080 the pattern no matter if it is used just by non-pattern, pattern
4082 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
4083 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
4084 oprnd1 def_stmt is in pattern, don't look through it.
4086 2016-03-03 Marek Polacek <polacek@redhat.com>
4089 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
4091 2016-03-03 Martin Liska <mliska@suse.cz>
4093 PR tree-optimization/70043
4094 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
4095 previous statement if we see a debug statement.
4097 2016-03-03 Richard Biener <rguenther@suse.de>
4099 PR tree-optimization/55936
4100 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
4101 parameter and guard unsafe equivalence use.
4102 (vrp_evaluate_conditional_warnv_with_ops): Always use
4103 safe equivalences but not via the quadratic compare_names
4106 2016-03-03 Michael Collison <michael.collison@linaro.org>
4109 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
4110 for operand 1 to s_register_operand. Change predicate for operand
4111 2 to arm_not_immediate_operand.
4113 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
4115 * doc/tm.texi: Regenerated.
4117 2016-03-02 Richard Henderson <rth@redhat.com>
4120 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
4121 simplification when all args are positive non-fixed registers.
4123 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4125 * target.def (lra_p): Specify that new ports should use LRA.
4127 2016-03-02 Jakub Jelinek <jakub@redhat.com>
4130 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
4131 gimplify_type_sizes the type they refer to.
4132 (omp_notice_variable): Handle reference vars to VLAs.
4133 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
4134 reference to VLA decls in the second pass instead of first pass.
4136 2016-03-02 Tom de Vries <tom@codesourcery.com>
4138 PR tree-optimization/68659
4139 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
4140 new_expr == NULL_TREE.
4141 (get_new_name): Handle ADDR_EXPR.
4143 2016-03-02 Bin Cheng <bin.cheng@arm.com>
4145 PR rtl-optimization/69052
4146 * loop-invariant.c (canonicalize_address): New function.
4147 (inv_can_prop_to_addr_use): Check validity of address expression
4148 which is canonicalized by above function.
4150 2016-03-02 Alan Modra <amodra@gmail.com>
4153 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
4156 2016-03-02 Jakub Jelinek <jakub@redhat.com>
4159 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
4160 (*movhi_internal): Put mask moves from and to memory separately
4161 from moves from/to GPRs.
4163 2016-03-02 Richard Biener <rguenther@suse.de>
4165 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
4166 GENERIC expressions in GIMPLE.
4168 2016-03-02 Richard Biener <rguenther@suse.de>
4170 * config/i386/i386.c (type_natural_mode): Fix typo.
4172 2016-03-02 Nick Clifton <nickc@redhat.com>
4174 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
4176 2016-03-02 Richard Biener <rguenther@suse.de>
4177 Uros Bizjak <ubizjak@gmail.com>
4180 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
4182 2016-03-02 Richard Biener <rguenther@suse.de>
4185 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
4187 2016-03-02 Marek Polacek <polacek@redhat.com>
4190 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
4191 "is promoted to" warning.
4193 2016-03-01 DJ Delorie <dj@redhat.com>
4195 * config.gcc: Deprecate mep-*.
4197 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
4200 * lra-constraints.c (regno_val_use_in): New.
4201 (match_reload): Use it instead of regno_use_in.
4203 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
4205 PR rtl-optimization/70007
4206 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
4207 references present in REG_EQUAL notes attached to non-SET patterns.
4209 2016-03-01 Jeff Law <law@redhat.com>
4211 PR tree-optimization/69196
4212 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4213 Appropriately clamp the number of statements to copy when the
4214 thread path does not traverse a loop backedge.
4216 PR tree-optimization/69196
4217 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4218 Do count some PHIs in the thread path against the insn count. Decrease
4219 final statement count by one as the control statement in the last
4220 block will get removed. Remove special cased code for handling PHIs
4223 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
4226 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
4227 asm dialect alternatives to explicit GOTPCREL calls.
4229 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
4232 * ira.c (do_reload): Issue warning for generic stack checking here...
4233 * reload1.c (reload): ...instead of here and streamline it.
4235 2016-03-01 Nick Clifton <nickc@redhat.com>
4237 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
4239 2016-03-01 Richard Biener <rguenther@suse.de>
4241 PR tree-optimization/69983
4242 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
4243 types and fall back to operand_equal_p.
4245 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4248 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4250 * config/s390/constraints.md ("jm8"): New constraint.
4251 * config/s390/predicates.md ("const_int_8bitset_operand"): New
4253 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
4255 ("*setmem_long<setmem_and>"): New pattern.
4256 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
4258 ("*setmem_long_31z<setmem_and>"): New pattern.
4259 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
4260 New substitution rules with the required attributes.
4263 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4266 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4268 * gensupport.c (process_substs_on_one_elem): Split loop to
4269 complete mark_operands_used_in_match_dup on all expressions in the
4271 (adjust_operands_numbers): Inline into process_substs_on_one_elem
4272 and remove function.
4274 2016-03-01 Richard Biener <rguenther@suse.de>
4277 * fold-const.c (fold_indirect_ref_1): Fix range checking for
4278 vector BIT_FIELD_REF extract.
4280 2016-03-01 Richard Biener <rguenther@suse.de>
4282 PR tree-optimization/69994
4283 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
4285 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
4287 PR tree-optimization/69956
4288 * tree-vect-stmts.c (supportable_widening_operation): Support
4289 multi-step conversion of boolean vectors.
4290 (supportable_narrowing_operation): Likewise.
4292 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4294 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
4297 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4299 * config/s390/subst.md (DSI_VI): New mode iterator.
4300 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
4301 * config/s390/vector.md ("vec_set<mode>"): Move expander before
4302 the insn definition.
4303 ("*vec_set<mode>"): Change predicate and add alternative to
4304 support only either register or const_int operands as element
4306 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
4308 ("vec_extract<mode>"): New expander.
4309 ("*vec_extract<mode>"): New insn definition supporting reg and
4310 const_int element selectors.
4311 ("*vec_extract<mode>_plus"): New insn definition supporting
4312 reg+const_int element selectors.
4313 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
4314 following expander+insn definition.
4315 ("<vec_shifts_name><mode>3"): New expander.
4316 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
4318 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4320 * config/s390/s390.md ("*tabort_1"): Change predicate to
4321 nonmemory_operand. Add a second alternative to cover
4322 register as well as const int operands.
4323 ("*tabort_1_plus"): New pattern definition.
4325 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4327 * config/s390/s390.md ("*ashrdi3_cc_31")
4328 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
4329 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
4330 Merge insn definitions into ...
4331 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
4332 New pattern definition.
4333 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
4334 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
4335 ("*ashr<mode>3_and"): Merge insn definitions into ...
4336 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
4337 New pattern definition.
4338 * config/s390/subst.md ("addr_style_op_cc_subst")
4339 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
4340 substitutions patterns plus attributes.
4341 Add ashiftrt to SUBST iterator.
4343 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4345 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
4346 op2 to nonmemory_operand.
4347 ("*<shift>di3_31", "*<shift>di3_31_and"):
4348 Merge into single pattern definition ...
4349 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
4350 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
4351 pattern definition ...
4352 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
4353 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
4356 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4358 * config/s390/predicates.md (const_int_6bitset_operand): New
4360 * config/s390/s390.md: Include subst.md.
4361 ("rotl<mode>3"): New expander.
4362 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
4364 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
4365 * config/s390/subst.md: New file.
4367 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4369 * config/s390/s390.md ("op_type", "atype", "length" attributes):
4370 Remove RRR type. It doesn't really exist.
4371 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
4373 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
4374 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
4375 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
4376 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
4377 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
4378 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
4379 `enabled' attribute.
4381 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4383 * gensupport.c (process_substs_on_one_elem): Split loop to
4384 complete mark_operands_used_in_match_dup on all expressions in the
4386 (adjust_operands_numbers): Inline into process_substs_on_one_elem
4387 and remove function.
4389 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
4392 * config/sparc/sparc.c (NWORDS_UP): Rename to...
4393 (CEIL_NWORDS): ...this. Use CEIL macro.
4394 (compute_fp_layout): Adjust to above renaming.
4395 (function_arg_union_value): Likewise.
4396 (sparc_arg_partial_bytes): Likewise.
4397 (sparc_function_arg_advance): Likewise.
4399 2016-02-29 Jeff Law <law@redhat.com>
4401 PR tree-optimization/70005
4402 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
4403 where an object with a boolean range is compared against a value
4406 PR tree-optimization/69999
4407 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
4408 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
4411 2016-02-29 Richard Biener <rguenther@suse.de>
4413 PR tree-optimization/69994
4414 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
4415 (get_unary_op): Look through nop conversions.
4416 (ops_equal_values_p): New function, look for equality diregarding
4418 (eliminate_plus_minus_pair): Use ops_equal_values_p
4419 (repropagate_negates): Do not use get_unary_op here.
4421 2016-02-29 Martin Liska <mliska@suse.cz>
4423 * system.h: Poison ENABLE_CHECKING macro.
4425 2016-02-29 Martin Liska <mliska@suse.cz>
4427 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
4428 is presented in dump flags.
4429 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4430 (hsa_regalloc): Likewise.
4432 2016-02-19 Richard Biener <rguenther@suse.de>
4434 PR tree-optimization/69980
4435 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
4436 permutation of those we need to keep.
4438 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
4441 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
4442 (NWORDS_UP): ...this
4443 (init_cumulative_args): Minor tweaks.
4444 (sparc_promote_function_mode): Likewise.
4445 (scan_record_type): Delete.
4446 (traverse_record_type): New function template.
4447 (classify_data_t): New structure type.
4448 (classify_registers): New inline function.
4449 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
4450 exhausted. Instantiate traverse_record_type on classify_registers and
4451 deal with the case of a structure passed in slot #15 with no FP field
4453 (assign_data_t): New structure type.
4454 (compute_int_layout): New static function.
4455 (compute_fp_layout): Likewise.
4456 (count_registers): New inline function.
4457 (assign_int_registers): New static function.
4458 (assign_fp_registers): Likewise.
4459 (assign_registers): New inline function.
4460 (function_arg_record_value_1): Delete.
4461 (function_arg_record_value_2): Likewise.
4462 (function_arg_record_value_3): Likewise.
4463 (function_arg_record_value): Adjust to above changes. Instantiate
4464 traverse_record_type on count_registers to first count the number of
4465 registers to be used and then on assign_registers to assign them.
4466 (function_arg_union_value): Adjust to above renaming.
4467 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
4468 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
4469 case of a structure passed in slot #15
4470 (sparc_function_arg_advance): Likewise.
4471 (function_arg_padding): Minor tweak.
4473 2016-02-29 Richard Biener <rguenther@suse.de>
4475 PR tree-optimization/69720
4476 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
4477 the adjustment_def path for possibly vectorized defs.
4478 (vect_create_epilog_for_reduction): Handle vectorized initial
4481 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
4483 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
4485 2016-02-27 Jeff Law <law@redhat.com>
4488 2016-02-26 Richard Biener <rguenther@suse.de>
4489 Jeff Law <law@redhat.com>
4491 PR tree-optimization/69740
4492 * cfghooks.c (remove_edge): Request loop fixups if we delete
4493 an edge that might turn an irreducible loop into a natural
4496 2016-02-27 Jakub Jelinek <jakub@redhat.com>
4498 PR rtl-optimization/69896
4499 * tree-vect-generic.c (get_compute_type): Avoid single element
4502 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
4504 Rename the AArch64 tuning option and related functions to enable the
4505 Newton series for the reciprocal square root to reflect its
4506 approximative characteristic.
4508 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
4509 function to "aarch64_emit_approx_rsqrt".
4510 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
4511 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
4512 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
4513 (xgene1_tunings): Likewise.
4514 (use_rsqrt_p): Likewise.
4515 (aarch64_emit_swrsqrt): Use new function name.
4516 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
4517 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
4518 text explaining this option.
4519 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
4521 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4524 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
4525 complain about -mallow-movmisalign without -mvsx if
4526 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
4528 2016-02-26 Joel Sherrill <joel@rtems.org>
4530 * config.gcc: Add x86_64-*-rtems*.
4531 * gcc/config/i386/rtems-64.h: New file.
4533 2016-02-26 Joel Sherrill <joel@rtems.org>
4535 * config.gcc: Add aarch64-*-rtems*.
4536 * gcc/config/aarch64/rtems.h: New file.
4538 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
4541 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
4542 shift amount using %h. Add comment.
4544 2016-02-26 Richard Biener <rguenther@suse.de>
4545 Jeff Law <law@redhat.com>
4547 PR tree-optimization/69740
4548 * cfghooks.c (remove_edge): Request loop fixups if we delete
4549 an edge that might turn an irreducible loop into a natural
4552 2016-02-26 Martin Jambor <mjambor@suse.cz>
4555 * tree-sra.c (sra_modify_assign): Do not remove loads of
4556 uninitialized aggregates to SSA_NAMEs.
4558 2016-02-26 Richard Henderson <rth@redhat.com>
4561 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
4562 pseudo in case the target rtx matches the source of the left
4565 2016-02-26 Martin Jambor <mjambor@suse.cz>
4568 * hsa.h (hsa_type_packed_p): Declare.
4569 * hsa.c (hsa_type_packed_p): New function.
4570 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
4572 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
4573 * hsa-brig.c (emit_basic_insn): Likewise.
4575 2016-02-26 Martin Jambor <mjambor@suse.cz>
4578 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
4580 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
4582 2016-02-26 Martin Jambor <mjambor@suse.cz>
4584 * hsa.h (is_a_helper): New overload for hsa_op_immed for
4585 hsa_op_with_type operands.
4586 (hsa_unsigned_type_for_type): Declare.
4587 * hsa.c (hsa_unsigned_type_for_type): New function.
4588 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
4589 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
4590 the finalizer. Do not emit extra move.
4592 2016-02-26 Martin Jambor <mjambor@suse.cz>
4594 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
4595 atomic operations in private segment.
4597 2016-02-26 Martin Jambor <mjambor@suse.cz>
4599 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
4600 statements to wi->info. Also disallow omp simd constructs.
4601 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
4602 for not gridifying. Dump special string for omp_for.
4604 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4607 * config/aarch64/aarch64.c (aarch64_set_current_function):
4608 Save/restore target globals when switching to
4609 target_option_default_node.
4611 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4614 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
4615 Return 0 if !SHIFT_COUNT_TRUNCATED.
4617 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4618 Eric Botcazou <ebotcazou@adacore.com>
4620 PR rtl-optimization/69891
4621 * dse.c (scan_insn): If we can't figure out memset arguments
4622 or they are non-constant, call clear_rhs_from_active_local_stores.
4624 2016-02-26 Martin Liska <mliska@suse.cz>
4626 * doc/extend.texi: Mention clog10, clog10f an clog10l
4627 in Builtins section.
4629 2016-02-26 Martin Liska <mliska@suse.cz>
4631 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
4633 (resolve_args_picking_1): Likewise.
4634 * dwarf2out.h (struct GTY): Likewise.
4636 2016-02-26 Martin Liska <mliska@suse.cz>
4638 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
4640 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4642 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
4643 Martin Liska <mliska@suse.cz>
4645 * doc/install.texi: Mention --enable-valgrind-annotations.
4647 2016-02-26 Richard Biener <rguenther@suse.de>
4649 PR tree-optimization/69551
4650 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
4651 looking through aliases adjust DECL_PT_UID to refer to the
4652 ultimate alias target.
4654 2016-02-25 Martin Liska <mliska@suse.cz>
4657 * alloc-pool.c (after_memory_report): New variable.
4658 * alloc-pool.h (base_pool_allocator ::release): Do not use
4659 the infrastructure if after_memory_report.
4660 * toplev.c (toplev::main): Mark after memory report.
4662 2016-02-25 Richard Biener <rguenther@suse.de>
4664 PR tree-optimization/48795
4665 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
4667 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
4670 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
4671 offloading is enabled and -fopenacc or -fopenmp is specified.
4672 (CRTOFFLOADEND): Likewise.
4673 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
4674 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
4675 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
4676 (offload_objects_file_name): New static var.
4677 (tool_cleanup): Remove offload_objects_file_name file.
4678 (find_offloadbeginend): Replace with ...
4679 (find_crtoffloadtable): ... this.
4680 (run_gcc): Remove offload_argc and offload_argv.
4681 Get offload_objects_file_name from -foffload-objects=... option.
4682 Read names of object files with offload from this file, pass them to
4683 compile_images_for_offload_targets. Don't call find_offloadbeginend and
4684 don't pass offloadbegin and offloadend to the linker. Don't pass
4685 offload non-LTO files to the linker, because now they're not claimed.
4687 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
4690 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
4691 on builtin_unreachable.
4693 2016-02-25 Jakub Jelinek <jakub@redhat.com>
4695 PR rtl-optimization/69896
4696 * regcprop.c: Include cfgrtl.h.
4697 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
4698 than remembered mode, either delete it (if noop_move_p), or
4699 treat like copy_p but not noop_p instruction.
4701 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4704 * dwarf2out.c (gen_variable_die): Work around buggy LTO
4705 - allow NULL decl for Fortran DW_TAG_common_block variables.
4707 2016-02-24 Jason Merrill <jason@redhat.com>
4709 * common.opt (flifetime-dse): Add -flifetime-dse=1.
4711 2016-02-24 Richard Biener <rguenther@suse.de>
4712 Jakub Jelinek <jakub@redhat.com>
4715 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
4716 conditionally executed ops to well-defined overflow behavior.
4718 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4721 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
4724 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4726 PR rtl-optimization/69886
4727 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
4728 argument. Use it when checking validity of set instructions.
4729 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
4730 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
4732 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
4733 * store-motion.c (find_moveable_store): Update
4734 can_assign_to_reg_without_clobbers_p callsite.
4736 2016-02-24 Richard Biener <rguenther@suse.de>
4739 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
4741 (record_nonwrapping_iv): Do not fall back to the low/high bound
4742 for non-constant IV bases if the stmt is not always executed.
4744 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4746 * config/arm/arm-cores.def (cortex-a32): New entry.
4747 * config/arm/arm-tables.opt: Regenerate.
4748 * config/arm/arm-tune.md: Regenerate.
4749 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
4750 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
4751 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
4752 for -mcpu and -mtune.
4754 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4757 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
4758 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
4759 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
4760 (atomic_loaddi_1): Delete.
4761 (atomic_loaddi): Rewrite expander using the above changes.
4763 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4766 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
4769 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4770 Richard Biener <rguenth@suse.de>
4773 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
4774 set_mem_attributes if tem is SSA_NAME which got expanded
4777 2016-02-24 Richard Biener <rguenther@suse.de>
4779 PR tree-optimization/69907
4780 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
4781 end of permutations for BB vectorization.
4783 2016-02-24 Christian Bruel <christian.bruel@st.com>
4785 * config/arm/arm-c.c (arm_option_override): Initialize
4786 target_option_current_node.
4787 * config/arm/arm.c (arm_pragma_target_parse): Replace
4788 build_target_option_node call by target_option_current_node.
4789 Set target_option_current_node.
4792 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
4795 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
4796 define_insn_and_split to define_insn.
4797 (zero_extendqi<mode>2_dot2): Same.
4798 (extendqi<mode>2_dot): Same.
4799 (extendqi<mode>2_dot2): Same.
4801 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4803 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
4804 and add bypass for AES{D,E} and AESMC pairs.
4805 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
4808 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4810 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
4811 series for reciprocal square root in Exynos M1.
4813 2016-02-23 Martin Sebor <msebor@redhat.com>
4816 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
4817 __builtin_alloca_with_align.
4819 2016-02-23 Richard Henderson <rth@redhat.com>
4821 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
4822 (ix86_register_pragmas): Remove __seg_tls.
4823 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
4824 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
4825 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
4826 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
4827 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
4828 * doc/extend.texi (__seg_tls): Remove item.
4830 2016-02-23 Richard Biener <rguenther@suse.de>
4832 * alloc-pool.h (struct allocation_object): Make id member
4833 conditional on CHECKING_P again.
4834 (get_instance): Adjust.
4835 (base_pool_allocator): Likewise.
4837 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
4839 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
4840 (parallelize_loops): In OpenACC kernels mode, set n_threads to
4842 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
4844 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
4846 2016-02-23 Richard Biener <rguenther@suse.de>
4848 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
4849 * bitmap.h (struct bitmap_usage): Likewise.
4850 (bitmap_move): Declare.
4851 * bitmap.c (register_overhead): Take size_t argument.
4852 (bitmap_move): New function.
4853 * df-problems.c (df_rd_transfer_function): Use bitmap_move
4854 to properly account overhead.
4855 * tree.c (free_node): Use tree_size.
4857 2016-02-23 Jakub Jelinek <jakub@redhat.com>
4860 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
4861 when inverting comparison.
4864 * common.opt (Wunreachable-code): Add Warning flag.
4866 2016-02-23 Mark Wielaard <mjw@redhat.com>
4867 Jakub Jelinek <jakub@redhat.com>
4870 * cgraphunit.c (check_global_declaration): Check main_input_filename
4871 and DECL_SOURCE_FILE are not NULL.
4873 2016-02-23 Martin Jambor <mjambor@suse.cz>
4875 PR tree-optimization/69666
4876 * tree-sra.c (sra_modify_assign): Do not attempt to create
4877 default_def replacements for unscalarizable regions.
4879 2016-02-20 Mark Wielaard <mjw@redhat.com>
4882 * cgraphunit.c (check_global_declaration): Check level of
4883 warn_unused_const_variable and main_input_filename.
4884 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
4885 (-Wunused-variable): For C implies -Wunused-const-variable=1.
4886 (-Wunused-const-variable): Explain levels 1 and 2.
4888 2016-02-22 Jakub Jelinek <jakub@redhat.com>
4891 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
4892 identical arguments. Formatting and spelling fixes.
4895 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
4900 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
4901 and m68k-devices.def.
4902 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
4903 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
4905 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
4907 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
4908 and HImode registers.
4910 2016-02-22 Richard Biener <rguenther@suse.de>
4912 PR tree-optimization/69882
4913 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
4914 preserve permutations present because of gaps.
4915 (vect_supported_load_permutation_p): Always continue checking
4916 permutations after vect_attempt_slp_rearrange_stmts.
4918 2016-02-22 Bin Cheng <bin.cheng@arm.com>
4920 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
4921 min_profitable_estimate, rather than min_profitable_iters.
4923 2016-02-22 Jakub Jelinek <jakub@redhat.com>
4926 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
4927 SImode for last match_operand.
4929 2016-02-22 Martin Liska <mliska@suse.cz>
4931 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
4932 return bitsize - 1 as the return value.
4934 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
4938 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
4939 Handle negative shift counts.
4940 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
4941 force_reg on the shift constant.
4942 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
4943 (lshrsi3_d): Handle negative shift counts.
4945 2016-02-22 Richard Biener <rguenther@suse.de>
4946 Tom de Vries <tom@codesourcery.com>
4948 * graph.c: Include dumpfile.h.
4949 (print_graph_cfg): Split into three overloads.
4950 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
4952 2016-02-22 Tom de Vries <tom@codesourcery.com>
4954 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
4957 2016-02-22 Richard Biener <rguenther@suse.de>
4960 * ipa-inline-transform.c (inline_call): When not updating
4961 overall summaries adjust self size by the growth estimate.
4962 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
4963 hash-set, do not update overall summaries here. Renamed from ...
4964 (inline_to_all_callers): ... this which is now wrapping the
4965 above and performing delayed overall summary update.
4966 (early_inline_small_functions): Delay updating of the overall
4969 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
4971 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
4974 2016-02-19 Jakub Jelinek <jakub@redhat.com>
4977 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
4978 :%* in %:gt() argument.
4979 (greater_than_spec_func): Adjust for expecting only numbers,
4980 if there are more than two numbers, compare the last two.
4982 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
4984 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
4985 -Wnarrowing with -std.
4987 2016-02-19 Jakub Jelinek <jakub@redhat.com>
4990 * expr.c (store_field): Don't use bit-field path if exp is
4991 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
4992 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
4993 and the assignment can be performed by bitwise copy. Formatting
4997 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
4998 call copy_reg_eh_region_note_forward on before and/or after sequences
4999 and remove note from insn if it no longer can throw.
5002 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
5005 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5007 * config/s390/vector.md: Add missing commutative operand markers
5008 to the patterns which qualify for one.
5009 * config/s390/vx-builtins.md: Likewise.
5011 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5013 * config/s390/vector.md (VI, VI_QHS): Add single element vector
5014 types to mode iterators.
5015 (vec_double): ... and mode attribute.
5016 * config/s390/vx-builtins.md (non_vec_int): Likewise.
5018 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5020 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
5021 Change the predicate of op2 from nonimmediate to general and let
5022 reload fix it if necessary.
5024 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5026 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
5028 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5030 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
5033 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5035 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
5036 * config/s390/s390.c (s390_expand_vec_movstr): New function.
5037 * config/s390/s390.md ("movstr<P:mode>"): Call
5038 s390_expand_vec_movstr.
5040 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5042 * config/s390/s390.md: Add missing output modifier for operand 1
5043 to print it as address properly.
5045 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5047 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
5048 * config/s390/2964.md: New file.
5049 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
5050 of insn grouping attributes depending on the CPU level.
5051 (s390_get_unit_mask): New function.
5052 (s390_sched_score): Remove the OOO from the scheduling macros.
5053 Add loop to calculate a score for the instruction mix.
5054 (s390_sched_reorder): Likewise plus improve debug output.
5055 (s390_sched_variable_issue): Rename macros as above. Calculate
5056 the unit distances after actually scheduling an insn. Improve
5058 (s390_sched_init): Clear last_scheduled_unit_distance array.
5059 * config/s390/s390.md: Include 2964.md.
5061 2016-02-18 Jakub Jelinek <jakub@redhat.com>
5064 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
5065 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
5066 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
5067 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
5068 *avx512f_<code>v8div16qi2_mask_1): New insns.
5070 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5073 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
5076 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
5077 earlyclobber from target. Use wF constraint for fused memory
5079 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
5081 2016-02-18 Jakub Jelinek <jakub@redhat.com>
5082 Martin Liska <mliska@suse.cz>
5085 * cfgexpand.c (asan_sanitize_stack_p): New function.
5086 (partition_stack_vars): Use the function.
5087 (expand_stack_vars): Likewise.
5088 (defer_stack_allocation): Likewise.
5089 (expand_used_vars): Likewise.
5091 2016-02-18 Richard Biener <rguenther@suse.de>
5094 * fold-const.c (operand_equal_p): Properly compare offsets for
5095 IMAGPART_EXPR and ARRAY_REF.
5097 2016-02-18 Nick Clifton <nickc@redhat.com>
5101 * config/arm/arm.c (arm_option_override_internal): Disable
5102 interworking if the target does not support thumb instructions.
5103 (arm_reload_in_hi): Handle the case where a register to register
5104 move needs reloading because there is no simple pattern to handle
5106 (arm_reload_out_hi): Likewise.
5108 2016-02-18 Richard Biener <rguenther@suse.de>
5111 * match.pd: Don't use fold_binary or fold_unary for folding
5114 2016-02-17 Jakub Jelinek <jakub@redhat.com>
5117 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
5118 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
5119 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
5120 warn on gimple_no_warning_p statements.
5122 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
5124 * doc/extend.texi (C++ Attributes): Correct description of
5125 warn_unused type attribute.
5127 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5129 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
5130 correct instruction.
5132 2016-02-17 Richard Biener <rguenther@suse.de>
5134 PR rtl-optimization/69609
5135 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
5136 (find_traces_1_round): When ending a trace update cached priority
5138 (bb_to_key): Use cached priority when available.
5139 (copy_bb): Initialize cached priority.
5140 (reorder_basic_blocks_software_trace_cache): Likewise.
5142 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5145 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
5147 (aarch64_comparison_operator): Break overly long line into two.
5148 (aarch64_comparison_operation): Likewise.
5149 * config/aarch64/aarch64.md (cstorecc4): Use
5150 aarch64_comparison_operator_mode instead of
5151 aarch64_comparison_operator.
5152 (cstore<mode>4): Likewise.
5153 (aarch64_cstore<mode>): Likewise.
5154 (*cstoresi_insn_uxtw): Likewise.
5155 (cstore<mode>_neg): Likewise.
5156 (*cstoresi_neg_uxtw): Likewise.
5158 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5161 * config/arm/predicates.md (arm_comparison_operator_mode):
5163 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
5164 instead of arm_comparison_operator.
5165 (*mov_negscc): Likewise.
5166 (*mov_notscc): Likewise.
5167 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
5168 (*thumb2_mov_negscc): Likewise.
5169 (*thumb2_mov_negscc_strict_it): Likewise.
5170 (*thumb2_mov_notscc): Likewise.
5171 (*thumb2_mov_notscc_strict_it): Likewise.
5173 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
5175 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
5178 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
5180 * config/visium/visium.c (machine_libfunc_index): New enum.
5181 (machine_libfuncs): New structure.
5182 (visium_libfuncs): New static variable.
5183 (TARGET_INIT_LIBFUNCS): Define to...
5184 (visium_init_libfuncs): ...this. New function.
5185 (expand_block_move_4): Use the appropriate libfunc.
5186 (expand_block_move_2): Likewise.
5187 (expand_block_move_1): Likewise.
5188 (expand_block_set_4): Likewise.
5189 (expand_block_set_2): Likewise.
5190 (expand_block_set_1): Likewise.
5191 (visium_trampoline_init): Likewise.
5193 2016-02-17 Nick Clifton <nickc@redhat.com>
5195 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
5196 TI's devices.csv file as of March 2016.
5198 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
5201 * opts-global.c (handle_common_deferred_options): Introduce and
5202 initialize two global variables to remember command-line options
5203 specifying a stack-limiting register.
5204 * opts.h: Add extern declarations of the two new global variables.
5205 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
5206 variable based on the values of the two new global variables.
5208 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5211 * common.opt (Wnonnull-compare): New warning.
5212 * doc/invoke.texi (-Wnonnull): Remove text about comparison
5213 of arguments against NULL.
5214 (-Wnonnull-compare): Document.
5215 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
5216 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
5217 * passes.def (pass_warn_nonnull_compare): Add.
5218 * gimple-ssa-nonnull-compare.c: New file.
5220 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5222 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
5223 AARCH64_EXTRA_TUNE_RECIP_SQRT.
5225 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5227 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
5228 reciprocal sqrt for -mlow-precision-recip-sqrt.
5230 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5231 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5233 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
5234 always use lane loads to construct non-constant vectors.
5236 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5238 * config/aarch64/aarch64.md
5239 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
5240 constraints for operand 3.
5241 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
5243 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5244 Richard Biener <rguenther@suse.de>
5246 PR tree-optimization/69820
5247 * tree-vect-patterns.c (type_conversion_p): Return false if
5248 *orig_type is unsigned single precision or boolean.
5249 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
5252 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5254 PR rtl-optimization/69764
5255 PR rtl-optimization/69771
5256 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
5257 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
5259 2016-02-16 Richard Biener <rguenther@suse.de>
5261 PR tree-optimization/69776
5262 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
5264 (indirect_refs_may_alias_p): Likewise.
5265 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
5266 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
5267 according to tbaa_p.
5268 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
5269 (optimize_stmt): For redundant store discovery do not allow tbaa.
5271 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
5273 PR tree-optimization/69714
5274 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
5275 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
5277 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
5279 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
5280 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
5281 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
5282 * config/arc/arc.c (arc_init): Check FPU options.
5283 (get_arc_condition_code): Handle new CC_FPU* modes.
5284 (arc_select_cc_mode): Likewise.
5285 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
5286 register pair only. Allow access for ARCv2 accumulator.
5287 (gen_compare_reg): Whenever we have FPU support use FPU compare
5289 (arc_reorg): Don't generate brcc insns when FPU compare
5290 instructions are involved.
5291 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
5292 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
5293 floating point emulation.
5294 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
5295 (REVERSE_CONDITION): Add new CC_FPU* modes.
5296 (TARGET_FP_SP_BASE): Define.
5297 (TARGET_FP_DP_BASE): Likewise.
5298 (TARGET_FP_SP_FUSED): Likewise.
5299 (TARGET_FP_DP_FUSED): Likewise.
5300 (TARGET_FP_SP_CONV): Likewise.
5301 (TARGET_FP_DP_CONV): Likewise.
5302 (TARGET_FP_SP_SQRT): Likewise.
5303 (TARGET_FP_DP_SQRT): Likewise.
5304 (TARGET_FP_DP_AX): Likewise.
5305 * config/arc/arc.md (ARCV2_ACC): New constant.
5306 (type): New fpu type attribute.
5307 (SDF): Conditional iterator.
5308 (cstore<mode>, cbranch<mode>): Change expand condition.
5309 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
5310 handles FPU/FPX cases as well.
5311 * config/arc/arc.opt (mfpu): New option.
5312 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
5314 (adddf3, muldf3, subdf3): Removed.
5315 * config/arc/predicates.md (proper_comparison_operator): Recognize
5317 * config/arc/fpu.md: New file.
5318 * doc/invoke.texi (ARC Options): Document mfpu option.
5320 2016-02-16 Richard Biener <rguenther@suse.de>
5322 PR rtl-optimization/69291
5323 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
5324 noce_operand_ok check.
5326 2016-02-16 Tom de Vries <tom@codesourcery.com>
5329 * omp-low.c (simd_clone_create): Remove call to
5330 symtab->call_cgraph_insertion_hooks.
5332 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5334 PR tree-optimization/69802
5335 * tree-ssa-reassoc.c (update_range_test): If op is
5336 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
5337 op == 1 test of precision 1 integral op, otherwise handle
5338 that case as op itself. Fix up formatting.
5339 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
5342 2016-02-16 Richard Biener <rguenther@suse.de>
5344 PR tree-optimization/69586
5345 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
5346 types for conversion sources.
5348 2016-02-16 Richard Biener <rguenther@suse.de>
5351 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
5352 mask OEP_ADDRESS_OF.
5354 2016-02-16 Alan Modra <amodra@gmail.com>
5357 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
5358 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
5359 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
5361 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
5362 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
5363 (p8_fmrgow_<mode>): Likewise.
5364 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
5366 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
5367 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
5368 to use movdi_internal64. Remove op0_di.
5369 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
5371 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
5373 Add support for the FCCMP insn types
5375 * config/aarch64/aarch64.md (fccmp): Change insn type.
5377 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
5378 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
5379 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
5380 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
5381 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
5382 * config/arm/types.md (fccmps): Add new insn type.
5385 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5387 * alias.c (get_alias_set): Fix a typo in comment.
5389 2016-02-15 Richard Biener <rguenther@suse.de>
5391 PR tree-optimization/69595
5392 * match.pd: Complete range test simplification to true.
5394 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
5396 PR rtl-optimization/69648
5397 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
5398 pic_offset_table_rtx.
5400 PR rtl-optimization/69752
5401 * ira.c (update_equiv_regs): When looking for more than a single SET,
5402 also take other side effects into account.
5404 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
5406 * config/s390/s390.c (s390_function_profiler): Add a new sequence
5407 for z900+ CPUs in 31-bit mode.
5409 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
5411 * common/config/s390/s390-common.c (s390_supports_split_stack):
5413 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
5414 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
5415 * config/s390/s390.c (struct machine_function): New field
5416 split_stack_varargs_pointer.
5417 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
5418 in s390_emit_prologue.
5419 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
5421 (morestack_ref): New global.
5422 (SPLIT_STACK_AVAILABLE): New macro.
5423 (s390_expand_split_stack_prologue): New function.
5424 (s390_live_on_entry): New function.
5425 (s390_va_start): Use split-stack vararg pointer if appropriate.
5426 (s390_asm_file_end): Emit the split-stack note sections.
5427 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
5428 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
5429 (UNSPECV_SPLIT_STACK_CALL): New unspec.
5430 (UNSPECV_SPLIT_STACK_DATA): New unspec.
5431 (split_stack_prologue): New expand.
5432 (split_stack_space_check): New expand.
5433 (split_stack_data): New insn.
5434 (split_stack_call): New expand.
5435 (split_stack_call_*): New insn.
5436 (split_stack_cond_call): New expand.
5437 (split_stack_cond_call_*): New insn.
5439 2016-02-15 Richard Biener <rguenther@suse.de>
5441 PR tree-optimization/69783
5442 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5443 Add trivially correct cases.
5445 2016-02-15 Tom de Vries <tom@codesourcery.com>
5448 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
5450 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
5452 2016-02-15 Richard Biener <rguenther@suse.de>
5454 PR tree-optimization/69776
5455 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5456 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
5457 indicate whether we can use TBAA to disambiguate against stores.
5458 Use alias-set zero if not.
5459 (visit_reference_op_store): Do not use TBAA when looking up
5461 * tree-ssa-pre.c (compute_avail): Use TBAA here.
5462 (eliminate_dom_walker::before_dom_children): But not when looking
5463 up redundant stores.
5465 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
5467 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
5469 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5471 * config/i386/znver1.md
5472 (znver1_pop, znver1_pop_mem,
5473 znver1_load_imov_double_store,
5474 znver1_load_imov_direct_store,
5475 znver1_load_imov_direct_load,
5476 znver1_load_imov_double_load): Add new.
5477 (znver1_insn, znver1_insn_load): Add icmov type.
5479 znver1_sseavx_fma_load,
5481 znver1_avx256_fma_load): Fix pipe usage.
5483 2016-02-14 Alan Modra <amodra@gmail.com>
5486 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
5487 with an invalid hard reg, reload just the reg not the entire
5488 pre/post-inc/dec address expression.
5490 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
5493 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
5494 fixed R1_REG scratch reg.
5495 (sibcall_value_pcrel_fdpic): Likewise.
5497 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
5501 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
5503 2016-02-12 Walter Lee <walt@tilera.com>
5505 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
5506 * config/tilegx/t-tilegx: Likewise.
5508 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5511 * diagnostic-show-locus.c (struct line_span): New struct.
5512 (layout::get_first_line): Delete.
5513 (layout::get_last_line): Delete.
5514 (layout::get_num_line_spans): New member function.
5515 (layout::get_line_span): Likewise.
5516 (layout::print_heading_for_line_span_index_p): Likewise.
5517 (layout::get_expanded_location): Likewise.
5518 (layout::calculate_line_spans): Likewise.
5519 (layout::m_first_line): Delete.
5520 (layout::m_last_line): Delete.
5521 (layout::m_line_spans): New field.
5522 (layout::layout): Update comment. Replace m_first_line and
5523 m_last_line with m_line_spans, replacing their initialization
5524 with a call to calculate_line_spans.
5525 (diagnostic_show_locus): When printing source lines and
5526 annotations, rather than looping over a single span
5527 of lines, instead loop over each line_span within
5528 the layout, with an inner loop over the lines within them.
5529 Call the context's start_span callback when changing line spans.
5530 * diagnostic.c (diagnostic_initialize): Initialize start_span.
5531 (diagnostic_build_prefix): Break out the building of the location
5532 part of the string into...
5533 (diagnostic_get_location_text): ...this new function, rewriting
5534 it from nested ternary expressions to a sequence of "if"
5536 (default_diagnostic_start_span_fn): New function.
5537 * diagnostic.h (diagnostic_start_span_fn): New typedef.
5538 (diagnostic_context::start_span): New field.
5539 (default_diagnostic_start_span_fn): New prototype.
5541 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5544 * gcc.c (driver::finalize): Fix cleanup of "specs".
5546 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5550 * gcc.c (driver::driver): Initialize m_option_suggestions.
5551 (driver::~driver): Clean up m_option_suggestions.
5552 (suggest_option): Convert to...
5553 (driver::suggest_option): ...this, and split out into
5554 driver::build_option_suggestions and find_closest_string.
5555 (driver::build_option_suggestions): New function, from
5556 first half of suggest_option. Special-case
5557 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
5558 the sanitizer_opts array. For options of enum types, add the
5559 various enum values to the candidate strings.
5560 (driver::handle_unrecognized_options): Remove "const".
5561 * gcc.h (driver::handle_unrecognized_options): Likewise.
5562 (driver::build_option_suggestions): New decl.
5563 (driver::suggest_option): New decl.
5564 (driver::m_option_suggestions): New field.
5565 * opts-common.c (add_misspelling_candidates): New function.
5566 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
5567 and make non-static.
5568 * opts.h (sanitizer_opts): New array decl.
5569 (add_misspelling_candidates): New function decl.
5570 * spellcheck.c (find_closest_string): New function.
5571 * spellcheck.h (find_closest_string): New function decl.
5573 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5575 PR rtl-optimization/69764
5576 PR rtl-optimization/69771
5577 * optabs.c (expand_binop_directly): For shift_optab_p, force
5578 convert_modes with VOIDmode if xop1 has VOIDmode.
5580 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
5583 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
5584 to correctly determine instrumentation thunks.
5586 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5589 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
5590 type by reference, force lhs on the call.
5593 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
5594 Compute retval and retbnd early in all cases if split_part_return_p
5595 and return_bb is not EXIT. Remove all clobber stmts and reset
5596 all debug stmts that refer to SSA_NAMEs defined in split part,
5597 except if it is retval, in that case replace the old retval with the
5598 lhs of the call to the split part.
5600 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5603 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5606 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5607 whose result is used in PHI.
5608 (maybe_optimize_range_tests): Likewise.
5609 (final_range_test_p): Likweise.
5611 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5614 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5615 whose result is used in PHI.
5616 (maybe_optimize_range_tests): Likewise.
5617 (final_range_test_p): Likweise.
5619 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5621 * cgraph.c: Spelling fixes - behaviour -> behavior and
5622 neighbour -> neighbor.
5623 * target.def: Likewise.
5624 * sel-sched.c: Likewise.
5625 * config/mips/mips.c: Likewise.
5626 * config/arc/arc.md: Likewise.
5627 * config/arm/cortex-a57.md: Likewise.
5628 * config/arm/arm.c: Likewise.
5629 * config/arm/neon.md: Likewise.
5630 * config/arm/arm-c.c: Likewise.
5631 * config/vms/vms-c.c: Likewise.
5632 * config/s390/s390.c: Likewise.
5633 * config/i386/znver1.md: Likewise.
5634 * config/i386/i386.c: Likewise.
5635 * config/ia64/hpux-unix2003.h: Likewise.
5636 * config/msp430/msp430.md: Likewise.
5637 * config/rx/rx.c: Likewise.
5638 * config/rx/rx.md: Likewise.
5639 * config/aarch64/aarch64-simd.md: Likewise.
5640 * config/aarch64/aarch64.c: Likewise.
5641 * config/nvptx/nvptx.c: Likewise.
5642 * config/bfin/bfin.c: Likewise.
5643 * config/cris/cris.opt: Likewise.
5644 * config/rs6000/rs6000.c: Likewise.
5645 * target.h: Likewise.
5646 * spellcheck.c: Likewise.
5647 * ira-build.c: Likewise.
5648 * tree-inline.c: Likewise.
5649 * builtins.c: Likewise.
5650 * lra-constraints.c: Likewise.
5651 * explow.c: Likewise.
5652 * hwint.h: Likewise.
5653 * targhooks.c: Likewise.
5654 * tree-vect-data-refs.c: Likewise.
5656 * doc/tm.texi: Likewise.
5657 * doc/extend.texi: Likewise.
5658 * doc/install.texi: Likewise.
5659 * doc/md.texi: Likewise.
5660 * tree-ssa-tail-merge.c: Likewise.
5661 * sched-int.h: Likewise.
5662 * match.pd: Likewise.
5663 * sched-ebb.c: Likewise.
5664 * target.def (omit_struct_return_reg): Likewise.
5665 * gimple-ssa-isolate-paths.c: Likewise.
5666 (find_implicit_erroneous_behaviour): Renamed to...
5667 (find_implicit_erroneous_behavior): ... this.
5668 (find_explicit_erroneous_behaviour): Renamed to...
5669 (find_explicit_erroneous_behavior): ... this.
5670 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
5672 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
5674 PR rtl-optimization/64682
5675 PR rtl-optimization/69567
5676 PR rtl-optimization/69737
5677 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
5678 in I2 as well, just lose it.
5680 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5682 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
5684 (aarch64_last_printed_tune_string): Likewise.
5685 (aarch64_declare_function_name): Only output .arch assembler
5686 directive if it will be different from the previously output
5687 directive. Same for .tune comment but only if -dA is set.
5688 (aarch64_start_file): New function.
5689 (TARGET_ASM_FILE_START): Define.
5691 2016-02-11 David Malcolm <dmalcolm@redhat.com>
5694 * Makefile.in (PLUGIN_HEADERS): Add params.list.
5696 2016-02-11 Jakub Jelinek <jakub@redhat.com>
5699 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
5700 -Wmaybe-uninitialized warning.
5702 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
5705 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
5707 2016-02-11 Richard Biener <rguenther@suse.de>
5709 PR rtl-optimization/69291
5710 * ifcvt.c (noce_try_store_flag_constants): Do not allow
5711 subexpressions affected by changing the result.
5713 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
5716 * lra-constraints.c (curr_insn_transform): Find in/out operands
5717 for secondary memory moves. Update dups.
5719 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
5721 PR tree-optimization/69652
5722 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
5723 to nested loop, did source re-formatting, skip debug statements,
5724 add check on statement with volatile operand, remove dead scalar
5727 2016-02-10 Jakub Jelinek <jakub@redhat.com>
5728 Patrick Palka <ppalka@gcc.gnu.org>
5732 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
5733 calls if the return type is TREE_ADDRESSABLE.
5734 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
5735 * ipa-split.c (split_function): Fix doubled "we" in comment.
5736 Use void return type for the split part even if
5737 !split_point->split_part_set_retval.
5739 2016-02-10 Bin Cheng <bin.cheng@arm.com>
5741 PR tree-optimization/68021
5742 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
5743 when computing the value of biv cand by itself.
5745 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5747 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
5748 (cortexa57_tunings): Likewise.
5749 (cortexa72_tunings): Likewise.
5750 (arch_macro_fusion_pair_p): Add support for AES fusion.
5751 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
5752 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
5753 Allow virtual registers before reload so early scheduling works.
5754 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
5755 correct latency and pipeline.
5756 (cortex_a57_crypto_complex): Likewise.
5757 (cortex_a57_crypto_xor): Likewise.
5758 (define_bypass): Add AES bypass.
5760 2016-02-10 Richard Biener <rguenther@suse.de>
5762 PR tree-optimization/69726
5763 * passes.def: Add DCE pass before late uninit.
5764 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
5765 really fixup if-conversions job.
5767 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5769 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
5770 (arm_cortex_a57_tune): Likewise.
5771 (aarch_macro_fusion_pair_p): Add support for AES fusion.
5772 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
5774 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
5776 * timevar.def (TV_PHASE_DBGINFO): Delete.
5777 (TV_PHASE_CHECK_DBGINFO): Likewise.
5778 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
5780 2016-02-10 Richard Biener <rguenther@suse.de>
5782 PR tree-optimization/69719
5783 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5784 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
5786 2016-02-09 Andrew Pinski <apinski@cavium.com>
5789 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
5790 get_vcond_mask_icode returns false.
5792 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5795 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
5796 an ADDIS that adds a pointer to a large constant that sets the
5797 upper16 bits with a load operation.
5799 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5802 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
5804 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
5806 (vzipq_s16): Likewise.
5807 (vzipq_s32): Likewise.
5808 (vzipq_f32): Likewise.
5809 (vzipq_u8): Likewise.
5810 (vzipq_u16): Likewise.
5811 (vzipq_u32): Likewise.
5812 (vzipq_p8): Likewise.
5813 (vzipq_p16): Likewise.
5815 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5818 * config/arm/arm.c (neon_endian_lane_map): New function.
5819 (neon_vector_pair_endian_lane_map): New function.
5820 (arm_evpc_neon_vuzp): Allow for big endian lane order.
5821 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
5823 (vuzpq_s16): Likewise.
5824 (vuzpq_s32): Likewise.
5825 (vuzpq_f32): Likewise.
5826 (vuzpq_u8): Likewise.
5827 (vuzpq_u16): Likewise.
5828 (vuzpq_u32): Likewise.
5829 (vuzpq_p8): Likewise.
5830 (vuzpq_p16): Likewise.
5832 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
5835 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
5838 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
5840 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
5841 truncate const_int operand 1 to QImode.
5843 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
5845 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
5846 corresponding to an abnormal edge.
5848 2016-02-09 Tom de Vries <tom@codesourcery.com>
5850 PR tree-optimization/69599
5851 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
5853 (find_func_aliases_for_builtin_call, find_func_clobbers)
5854 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
5857 2016-02-09 Richard Biener <rguenther@suse.de>
5859 PR tree-optimization/69715
5860 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
5861 LHS on calls as non-rewritable.
5863 2016-02-09 Tom de Vries <tom@codesourcery.com>
5866 * lto-wrapper.c (append_diag_options): New function.
5867 (compile_offload_image): Call append_diag_options.
5869 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
5872 * doc/extend.texi (Flag Output Operands): Correct sectioning.
5873 Minor copy-edit to fix verb tenses.
5875 2016-02-08 Jakub Jelinek <jakub@redhat.com>
5877 PR tree-optimization/69209
5878 * ipa-split.c (split_function): If split part is not
5879 returning retval, retval has gimple type but is not
5880 gimple value, force it into a SSA_NAME first.
5882 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
5884 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
5887 2016-02-08 Jason Merrill <jason@redhat.com>
5890 * convert.c (convert_to_integer_1): Check dofold on truncation
5892 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
5893 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
5894 Rename from *_nofold.
5895 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
5896 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
5898 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
5901 * tree.c (build_common_tree_nodes): Remove short_double argument.
5902 All callers changed.
5903 * tree.h (build_common_tree_nodes): Adjust declaration.
5904 * doc/invoke.texi (-fshort-double): Remove documentation.
5905 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5906 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
5907 * lto-wrapper.c (merge_and_complain, append_compiler_options)
5908 (append_linker_options): Don't handle OPT_fshort_double.
5910 PR rtl-optimization/68730
5911 * lra-remat.c (insn_to_cand_activation): New static variable.
5912 (lra_remat): Allocate and free it.
5913 (create_cand): New arg activation. Initialize a field in
5914 insn_to_cand_activation if it is nonnull.
5915 (create_cands): Pass the activation insn to create_cand when making
5916 a candidate involving an output reload. Reorganize code a little.
5917 (do_remat): Keep track of active status of candidates in a separate
5920 2016-02-08 Richard Biener <rguenther@suse.de>
5922 PR tree-optimization/69719
5923 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5924 Properly use absolute of the difference of the two offsets to
5925 compare or adjust the segment length.
5927 2016-02-08 Richard Biener <rguenther@suse.de>
5928 Jeff Law <law@redhat.com>
5931 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
5932 types for anonymous SSA names.
5934 2016-02-08 Richard Biener <rguenther@suse.de>
5936 PR rtl-optimization/69274
5937 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
5939 2016-02-08 Jeff Law <law@redhat.com>
5941 PR tree-optimization/65917
5942 * tree-ssa-dom.c (record_temporary_equivalences): Record both
5943 equivalences from if (x == y) style conditionals.
5944 (loop_depth_of_name): Remove.
5945 (record_equality): Remove loop depth check.
5946 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
5947 (const_and_copies::record_const_or_copy_raw): New member function.
5948 * tree-ssa-scopedtables.c
5949 (const_and_copies::record_const_or_copy_raw): New, factored out of
5950 (const_and_copies::record_const_or_copy): Call new member function.
5952 2016-02-05 Jeff Law <law@redhat.com>
5954 PR tree-optimization/68541
5955 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
5956 (count_stmts_in_block): New function.
5957 (poor_ifcvt_candidate_code): Likewise.
5958 (is_feasible_trace): Add some heuristics to determine when path
5959 splitting is profitable.
5960 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
5961 is a diamond with a single exit.
5963 2016-02-05 Martin Sebor <msebor@redhat.com>
5966 * doc/invoke.texi: Update -Wplacement-new to take an optional
5969 2016-02-06 Richard Henderson <rth@redhat.com>
5972 * tree.c (tree_nop_conversion_p): Do not strip casts into or
5973 out of non-standard address spaces.
5975 2016-02-05 Jakub Jelinek <jakub@redhat.com>
5977 PR rtl-optimization/69691
5978 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
5980 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
5982 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
5983 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
5984 (*ieee128_mfvsrd_64bit): Likewise.
5985 (*ieee128_mfvsrd_32bit): Likewise.
5987 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
5991 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
5993 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
5994 instrumented_version.
5996 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
5998 * doc/invoke.texi (Optimize Options): In table of --param options
5999 rename second occurrence of tracer-min-branch-ratio to
6000 tracer-min-branch-probability, rename
6001 tracer-min-branch-ratio-feedback to
6002 tracer-min-branch-probability-feedback and clarify description,
6003 rename sched-spec-state-edge-prob-cutoff to
6004 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
6005 to selsched-insns-to-rename, rename lto-minpartition to
6006 lto-min-partition, delete reorder-blocks-duplicate and
6007 reorder-blocks-duplicate-feedback.
6009 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6011 * config/s390/s390.c (s390_register_info_set_ranges): Remove
6014 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
6016 * doc/extend.texi: S/390: Correct some typos.
6018 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6020 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
6022 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6025 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
6026 (s390_register_info_gprtofpr): Use new macros above.
6027 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
6029 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
6030 its name. Adjust restore and save gpr ranges.
6031 (s390_register_info_set_ranges): New function.
6032 (s390_register_info): Use new macros above. Call
6033 s390_register_info_set_ranges.
6034 (s390_optimize_register_info): Likewise.
6035 (s390_hard_regno_rename_ok): Use new macros.
6036 (s390_hard_regno_scratch_ok): Likewise.
6037 (s390_emit_epilogue): Likewise.
6038 (s390_can_use_return_insn): Likewise.
6039 (s390_optimize_prologue): Likewise.
6040 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
6042 2016-02-05 Jakub Jelinek <jakub@redhat.com>
6045 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
6047 (ix86_option_override_internal): Disable TARGET_STV even for
6048 -m{incoming,preferred}-stack-boundary=3.
6050 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6052 * config.gcc: Mark deprecated rtems targets as obsolete.
6054 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
6056 PR rtl-optimization/64682
6057 PR rtl-optimization/69567
6058 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
6059 before I2 only if the register is both used and set in I2.
6061 2016-02-04 DJ Delorie <dj@redhat.com>
6063 * config/msp430/msp430.c (msp430_start_function): Add function type.
6065 2016-02-04 Jakub Jelinek <jakub@redhat.com>
6068 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
6070 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
6072 PR rtl-optimization/69577
6074 2015-10-29 Richard Henderson <rth@redhat.com>
6078 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
6079 sse check to the exact conditions of PR 67609.
6081 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
6084 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
6085 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
6086 not allowed into the traditional Altivec registers.
6087 (movtd_64bit_nodm): Likewise.
6088 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
6090 2016-02-04 David Malcolm <dmalcolm@redhat.com>
6092 * config/aarch64/cortex-a57-fma-steering.c
6093 (aarch64_register_fma_steering): Remove "static" from arguments
6096 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
6099 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
6102 2016-02-04 Mike Frysinger <vapier@gentoo.org>
6104 * doc/invoke.texi: Delete -mno-fma4.
6106 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
6108 PR rtl-optimization/69577
6109 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
6110 (find_subregs_of_mode): Update accordingly. Iterate over partial
6113 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
6115 * config/arm/arm-protos.h (neon_reinterpret): Remove.
6116 * config/arm/arm.c (neon_reinterpret): Remove.
6117 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
6118 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
6119 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
6120 vreinterpretti): Remove.
6121 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
6122 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
6123 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
6124 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
6125 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
6126 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
6127 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
6128 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
6129 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
6130 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
6131 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
6132 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
6133 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
6134 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
6135 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
6136 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
6137 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
6138 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
6139 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
6140 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
6141 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
6142 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
6143 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
6144 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
6145 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
6146 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
6147 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
6148 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
6149 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
6150 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
6151 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
6152 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
6153 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
6154 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
6155 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
6156 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
6157 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
6158 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
6159 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
6160 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
6161 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
6162 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
6163 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
6164 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
6165 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
6166 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
6167 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
6168 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
6169 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
6170 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
6171 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
6172 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
6173 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
6174 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
6175 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
6176 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
6177 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
6178 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
6179 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
6180 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
6181 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
6182 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
6183 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
6184 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
6185 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
6186 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
6187 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
6188 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
6189 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
6190 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
6191 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
6192 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
6193 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
6194 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
6195 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
6196 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
6197 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
6198 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
6199 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
6200 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
6201 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
6202 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
6203 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
6204 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
6205 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
6206 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
6207 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
6208 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
6209 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
6210 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
6211 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
6212 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
6213 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
6214 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
6215 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
6216 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
6217 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
6218 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
6219 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
6220 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
6221 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
6222 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
6223 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
6225 2016-02-04 Martin Liska <mliska@suse.cz>
6228 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
6229 that are gimple_store_p.
6230 (maybe_instrument_call): Likewise.
6232 2016-02-04 Bin Cheng <bin.cheng@arm.com>
6234 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
6235 register scaling out of memory reference and comment why.
6237 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6241 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
6242 folding the source of a SET.
6244 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6248 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
6249 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
6251 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
6255 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
6258 2016-02-04 Christian Bruel <christian.bruel@st.com>
6260 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
6261 * config/arm/arm.c (arm_set_current_function): Likewise.
6263 2016-02-04 Jakub Jelinek <jakub@redhat.com>
6264 Ilya Enkovich <enkovich.gnu@gmail.com>
6265 H.J. Lu <hongjiu.lu@intel.com>
6268 * config/i386/i386.c (convert_scalars_to_vector): Remove
6269 stack alignment fixes.
6270 (ix86_option_override_internal): Disable TARGET_STV if stack
6271 might not be aligned enough.
6272 (ix86_minimum_alignment): Assert that TARGET_STV is false.
6274 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
6276 * gcc/config/i386/x86-tune.def: Disable default prefetching
6279 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6280 Vladimir Makarov <vmakarov@redhat.com>
6283 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
6284 in validating fused toc addresses.
6286 2016-02-03 Jakub Jelinek <jakub@redhat.com>
6289 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
6290 range->m_caret fields if range->m_show_caret_p is false.
6293 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6294 Force oldval into register if it does not satisfy reg_or_short_operand
6295 predicate. Fix up formatting.
6297 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
6298 Alexandre Oliva <aoliva@redhat.com>
6301 * lra-constraints.c (simplify_operand_subreg): Check additionally
6302 address validity after potential reloading.
6303 (process_address_1): Check insns validity. In case of failure do
6306 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
6309 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
6312 2016-02-02 Jakub Jelinek <jakub@redhat.com>
6314 * wide-int.cc (canonize_uhwi): New function.
6315 (wi::divmod_internal): Use it.
6317 2016-02-02 James Norris <jnorris@codesourcery.com
6319 * gimplify.c (omp_notice_variable): Add usage check.
6321 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
6323 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
6324 like LE, GE, LT, GT when emitting relational operator.
6326 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
6328 * ira-costs.c (find_costs_and_classes): Add extra argument.
6329 * target.def (ira_change_pseudo_allocno_class): Add parameter.
6330 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
6331 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
6332 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
6333 Add best_class parameter, and return it if not ALL_REGS.
6334 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
6336 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
6339 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
6341 * config/aarch64/aarch64.c
6342 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
6343 (aarch64_ira_change_pseudo_allocno_class): New function.
6345 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
6348 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
6350 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6352 * config/avr/avr.c (avr_option_override): Set
6353 PARAM_ALLOW_STORE_DATA_RACES to 1.
6355 2016-02-02 Richard Biener <rguenther@suse.de>
6357 PR tree-optimization/69595
6358 * match.pd: Add range test simplifications to true/false.
6360 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
6362 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
6363 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
6366 2016-02-02 Richard Biener <rguenther@suse.de>
6368 PR tree-optimization/69606
6369 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
6370 info on the result before moving a stmt.
6372 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
6375 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
6376 branch with vector comparison.
6377 * config/i386/sse.md (VI48_AVX): New mode iterator.
6378 (define_expand "cbranch<mode>4): Add support for conditional branch
6379 with vector comparison.
6380 * tree-vect-loop.c (optimize_mask_stores): New function.
6381 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
6382 has_mask_store field of vect_info.
6383 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
6384 vectorized loops having masked stores after vec_info destroy.
6385 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
6386 correspondent macros.
6387 (optimize_mask_stores): Add prototype.
6389 2016-02-02 Alan Modra <amodra@gmail.com>
6392 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
6395 2016-02-02 Alan Modra <amodra@gmail.com>
6398 * config/rs6000/rs6000.c (need_toc_init): New var, set it
6399 whenever toc_label_name used.
6400 (rs6000_file_start): Don't set up toc section here,
6401 (rs6000_output_function_epilogue): do so here instead,
6402 (rs6000_xcoff_file_start): and here.
6403 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
6404 (load_toc_aix_di): Likewise.
6406 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6408 PR rtl-optimization/69592
6409 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
6410 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
6411 (num_sign_bit_copies_binary_arith_p): New inline function.
6412 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
6414 2016-02-01 Jeff Law <law@redhat.com>
6416 PR tree-optimization/69580
6417 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
6418 * tree-ssa-threadbackward.c
6419 (fsm_find_control_statement_thread_paths): Do not try to walk
6420 through large PHI nodes.
6422 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6424 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
6425 when count is incremented above limit, don't analyze further
6428 * omp-low.c (oacc_parse_default_dims): Avoid
6429 -Wsign-compare warning, make sure value fits into int
6430 rather than just unsigned int.
6432 2016-02-01 Bin Cheng <bin.cheng@arm.com>
6434 PR tree-optimization/67921
6435 * fold-const.c (split_tree): New parameters. Convert pointer
6436 type variable part to proper type before negating.
6437 (fold_binary_loc): Pass new arguments to split_tree.
6439 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
6441 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
6442 (nvptx_goacc_validate_dims): Extend to handle global defaults.
6443 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
6444 * doc/tm.texti: Rebuilt.
6445 * doc/invoke.texi (fopenacc-dim): Document.
6446 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
6447 (append_compiler_options): Likewise.
6448 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
6449 (oacc_parse_default_dims): New.
6450 (oacc_validate_dims): Add USED arg. Select non-unity default when
6452 (oacc_loop_fixed_partitions): Return mask of used partitions.
6453 (oacc_loop_auto_partitions): Emit dump info.
6454 (oacc_loop_partition): Return mask of used partitions.
6455 (execute_oacc_device_lower): Parse default dimension arg. Adjust
6456 loop partitioning and validation calls.
6458 2016-02-01 Richard Biener <rguenther@suse.de>
6461 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
6463 2016-02-01 Richard Biener <rguenther@suse.de>
6465 PR tree-optimization/69574
6466 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
6467 of asserting return chrec_dont_know.
6469 2016-02-01 Martin Liska <mliska@suse.cz>
6471 * mem-stats-traits.h: Add copyright header.
6472 * mem-stats.h: Likewise.
6474 2016-02-01 Richard Biener <rguenther@suse.de>
6476 PR tree-optimization/69579
6477 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
6478 Do not propagate through abnormal PHI results.
6480 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
6482 * postreload.c (reload_cse_simplify): Remove dead code.
6484 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6486 PR rtl-optimization/69570
6487 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
6488 if there is more than one set, not if there is a single set.
6490 2016-02-01 Richard Henderson <rth@redhat.com>
6493 * combine.c (make_compound_operation): When looking through a
6494 subreg, make sure to re-extend to the width of the outer mode.
6496 2016-01-30 Jakub Jelinek <jakub@redhat.com>
6498 PR tree-optimization/69546
6499 * wide-int.cc (wi::divmod_internal): For unsigned division
6500 where both operands fit into uhwi, if o1 is 1 and o0 has
6501 msb set, if divident_prec is larger than bits per hwi,
6502 clear another quotient word and return 2 instead of 1.
6503 Similarly for remainder with msb in HWI set, if dividend_prec
6504 is larger than bits per hwi.
6506 2016-01-29 Martin Jambor <mjambor@suse.cz>
6508 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
6509 Use short lowercase names.
6510 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
6511 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
6512 acq_rel one. Protect warning agains segfaults if
6513 get_memory_order_name returns NULL.
6514 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
6515 with release semantics. Do not warn if get_memory_order already did.
6516 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
6517 semantics. Fix check for relaxed or acquire semantics. Do not warn
6518 if get_memory_order already did.
6520 2016-01-29 Sebastian Pop <s.pop@samsung.com>
6522 * doc/install.texi: Document that isl-0.16 is supported.
6524 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
6527 * config/i386/constraints.md (Bm): Describe as special memory
6529 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
6530 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6531 * genpreds.c (struct constraint_data): Add is_special_memory.
6532 (have_special_memory_constraints, special_memory_start): New
6534 (special_memory_end): Ditto.
6535 (add_constraint): Add new arg is_special_memory. Add code to
6536 process its true value. Update have_special_memory_constraints.
6537 (process_define_constraint): Pass the new arg.
6538 (process_define_register_constraint): Ditto.
6539 (choose_enum_order): Process special memory.
6540 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
6541 function insn_extra_special_memory_constraint.
6542 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6543 * gensupport.c (process_rtx): Process
6544 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6545 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
6546 * ira-lives.c (single_reg_class): Use
6547 insn_extra_special_memory_constraint.
6548 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
6549 * lra-constraints.c (process_alt_operands): Ditto.
6550 (curr_insn_transform): Use insn_extra_special_memory_constraint.
6551 * recog.c (asm_operand_ok, preprocess_constraints): Process
6553 * reload.c (find_reloads): Ditto.
6554 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
6555 * stmt.c (parse_input_constraint): Use
6556 insn_extra_special_memory_constraint.
6558 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6561 * lra-splill.c (lra_final_code_change): Revert r229087 by
6562 removing all sub-registers.
6564 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
6567 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
6569 2016-01-29 Jakub Jelinek <jakub@redhat.com>
6572 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
6573 SSE1, copy target into the temporary reg first before recursing
6576 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6578 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
6581 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6583 * ginclude/stdarg.h: Test __cplusplus instead of
6584 __GXX_EXPERIMENTAL_CXX0X__.
6586 2016-01-29 Richard Biener <rguenther@suse.de>
6588 PR tree-optimization/69547
6589 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
6590 Do not mark clobbers necessary.
6591 (mark_all_reaching_defs_necessary_1): Likewise.
6593 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6595 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
6596 declaration name with %qs and print it in both error messages.
6597 Also fix indentation.
6599 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6602 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
6603 trailing blank line from error message.
6605 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6608 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
6611 2016-01-29 Richard Biener <rguenther@suse.de>
6614 * match.pd: Allow all integral types when simplifying a
6615 widening or sign-changing conversion.
6617 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6619 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
6620 back to setting codegen_error to fail codegen.
6622 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
6625 * config/i386/constraints.md (C): Only accept constant zero operand.
6626 (BC): New constraint.
6627 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
6628 instead of C constraint.
6629 * doc/md.texi (Machine Constraints): Update description
6632 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
6635 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
6637 2016-01-28 Jakub Jelinek <jakub@redhat.com>
6640 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
6643 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
6645 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
6646 branches if using guessed profile.
6648 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
6650 * graphite-optimize-isl.c (optimize_isl): Fix dump.
6652 2016-01-28 Richard Henderson <rth@redhat.com>
6655 * config/aarch64/aarch64-modes.def (CC_Cmode): New
6656 * config/aarch64/aarch64-protos.h: Update.
6657 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
6658 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
6659 (aarch64_get_condition_code_1): Handle CC_Cmode.
6660 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
6661 (*add<mode>3_compareC_cconly_imm): New.
6662 (*add<mode>3_compareC_cconly): New.
6663 (*add<mode>3_compareC_imm): New.
6664 (add<mode>3_compareC): New.
6665 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
6666 to be first. Use aarch64_carry_operation.
6667 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
6668 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
6669 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
6670 (subti3): Use subdi3_compare1.
6671 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
6672 (sub<mode>3_compare1): New.
6673 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
6674 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
6675 (*subsi3_carryin_uxtw): Likewise.
6676 (*ngc<mode>, *ngcsi_uxtw): Likewise.
6677 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
6678 * config/aarch64/iterators.md (DWI): New.
6679 * config/aarch64/predicates.md (aarch64_carry_operation): New.
6680 (aarch64_borrow_operation): New.
6682 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
6684 * graphite-optimize-isl.c (optimize_isl): Print a different debug
6685 message when isl does not return a valid schedule.
6687 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6689 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
6690 Remove comments from class declarations: they are already in the code
6693 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6695 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
6697 (ternary_op_to_tree): Same.
6698 (unary_op_to_tree): Same.
6699 (nary_op_to_tree): Same.
6700 (gcc_expression_from_isl_expr_op): Same.
6701 (gcc_expression_from_isl_expression): Same.
6702 (graphite_create_new_loop): Same.
6703 (graphite_create_new_loop_guard): Same.
6704 (build_iv_mapping): Same.
6705 (graphite_create_new_guard): Same.
6706 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
6707 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
6709 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6711 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
6712 instead of setting codegen_error to fail codegen.
6714 2016-01-28 Jason Merrill <jason@redhat.com>
6716 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
6718 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6720 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
6721 Remove CONST_INT_P check in CCMP cost calculation.
6723 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6725 * config/aarch64/aarch64.c (generic_vector_cost):
6726 Set vec_permute_cost.
6727 (cortexa57_vector_cost): Likewise.
6728 (exynosm1_vector_cost): Likewise.
6729 (xgene1_vector_cost): Likewise.
6730 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
6731 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
6732 Add vec_permute_cost entry.
6734 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6736 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
6738 (add<mode>3_compare0): Likewise.
6739 (addsi3_compare0_uxtw): Likewise.
6740 (add<mode>3nr_compare0): Likewise.
6741 (compare_neg<mode>): Likewise.
6742 (<optab><mode>3): Likewise.
6744 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
6746 * tree-vect-stmts.c (vectorizable_comparison): Add
6747 NULL check for vectype.
6749 2016-01-28 Richard Biener <rguenther@suse.de>
6751 PR tree-optimization/69466
6752 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
6753 Account for PHIs we couldn't duplicate.
6755 2016-01-28 Martin Liska <mliska@suse.cz>
6758 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
6759 instead of ENABLE_VALGRIND_CHECKING.
6761 2016-01-27 Richard Henderson <rth@redhat.com>
6764 * lra-remat.c (subreg_regs): New.
6765 (dump_candidates_and_remat_bb_data): Dump it.
6766 (operand_to_remat): Reject if operand in subreg_regs.
6767 (set_bb_regs): Collect subreg_regs.
6768 (lra_remat): Init and free subreg_regs. Compute
6769 calculate_local_reg_remat_bb_data before create_cands.
6771 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
6774 * config/i386/i386.c (ix86_update_stack_boundary): Don't
6775 change stack_alignment_needed for __tls_get_addr call.
6777 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
6779 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
6781 2016-01-27 Jeff Law <law@redhat.com>
6783 PR tree-optimization/68398
6784 PR tree-optimization/69196
6785 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
6786 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
6787 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6788 Only count PHIs in the last block in the path. The others will
6789 const/copy propagate away. Add heuristic to allow more irreducible
6790 subloops to be created when it is likely profitable to do so.
6792 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6793 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
6794 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
6796 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6799 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
6800 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
6801 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
6802 * tree-streamer-in.c: Include asan.h.
6803 (streamer_get_builtin_tree): For builtins in sanitizer
6804 range call initialize_sanitizer_builtins and retry.
6806 2016-01-27 Ian Lance Taylor <iant@google.com>
6808 * common.opt (fkeep-gc-roots-live): New undocumented option.
6809 * tree-ssa-loop-ivopts.c (add_candidate_1): If
6810 -fkeep-gc-roots-live, skip pointers.
6811 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
6814 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
6817 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
6818 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
6820 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
6823 * configure.ac: NetBSD provides SSP in its C library.
6824 * configure: Updated.
6826 2016-01-27 Richard Biener <rguenther@suse.de>
6828 PR tree-optimization/69166
6829 * tree-vect-loop.c (vect_is_simple_reduction): Always check
6830 reduction code for commutativity / associativity.
6832 2016-01-27 Martin Jambor <mjambor@suse.cz>
6834 PR tree-optimization/69355
6835 * tree-sra.c (analyze_access_subtree): Correct hole detection when
6836 total_scalarization fails.
6838 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
6840 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
6843 2016-01-27 Christian Bruel <christian.bruel@st.com>
6846 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
6847 Move arm_reset_previous_fndecl and set_target_option_current_node in
6848 the conditional part. Call save_restore_target_globals.
6849 * config/arm/arm.c (arm_set_current_function):
6850 Refactor to better support #pragma target and attribute mix.
6851 Call save_restore_target_globals.
6852 * config/arm/arm-protos.h (save_restore_target_globals): New function.
6854 2016-01-27 Martin Liska <mliska@suse.cz>
6856 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
6857 reference for an HSA kernel and its host function.
6859 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6861 PR tree-optimization/69399
6862 * wide-int.h (wi::lrshift): For larger precisions, only
6863 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
6865 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
6867 * config/arc/predicates.md (proper_comparison_operator): Reject
6868 constant-constant comparison.
6870 2016-01-26 Tom de Vries <tom@codesourcery.com>
6872 PR tree-optimization/69110
6873 * tree-data-ref.c (initialize_data_dependence_relation): Handle
6874 DR_NUM_DIMENSIONS == 0.
6876 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
6877 Sebastian Pop <s.pop@samsung.com>
6879 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
6880 isl_ast_op_cond and isl_ast_op_select.
6881 (gcc_expression_from_isl_expr_op): Same.
6883 2016-01-26 Jason Merrill <jason@redhat.com>
6886 * tree.c (recompute_constructor_flags): Split out from
6888 (verify_constructor_flags): New.
6889 * tree.h: Declare them.
6891 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
6893 PR rtl-optimization/69217
6894 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
6895 are no TYPE_FIELDS set for the record type.
6897 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6900 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
6901 toc_label_name unconditionally.
6902 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
6903 SYMBOL_REF string. Use toc_label_name instead of constructing
6905 (rs6000_elf_declare_function_name): Use toc_label_name instead of
6906 constructing LCTOC1.
6908 2016-01-26 Martin Sebor <msebor@redhat.com>
6911 * doc/extend.texi (Common Type Attributes): Move text that talks about
6912 attribute packed from attribute aligned to the section discussing
6913 the former attribute for clarity.
6915 2016-01-26 Richard Henderson <rth@redhat.com>
6918 * trans-mem.c (tm_region_init): Mark entry block as visited.
6920 2016-01-26 David Malcolm <dmalcolm@redhat.com>
6923 * diagnostic-show-locus.c (layout::print_source_line): Replace
6924 call to pp_newline with call to layout::print_newline.
6925 (layout::print_annotation_line): Likewise.
6926 (layout::move_to_column): Likewise.
6927 (layout::print_any_fixits): After printing any fixits, print a
6928 trailing newline, if necessary.
6929 (layout::print_newline): New method, resetting any colorization
6931 (diagnostic_show_locus): Move the pp_newline to before the
6932 early bailout. Remove dummy block enclosing the layout instance.
6933 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
6934 of pp_newline_and_flush with pp_flush.
6935 (diagnostic_append_note): Delete use of pp_newline.
6936 (diagnostic_append_note_at_rich_loc): Delete.
6937 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
6938 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
6939 when newline characters are added to the buffer.
6941 2016-01-26 Michael Matz <matz@suse.de>
6943 * configure.ac (ac_cv_std_swap_in_utility): New test.
6944 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
6945 * configure: Regenerate.
6946 * config.in: Regenerate.
6948 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
6950 * config/arc/arc.md (cstoresi4): Force operand into register.
6951 (arcset<code>): Fix predicate.
6952 (arcsetltu): Likewise.
6953 (arcsetgeu): Likewise.
6954 (arcsethi): Likewise.
6955 (arcsetls): Likewise.
6957 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6959 PR tree-optimization/69483
6960 * gimple-fold.c (canonicalize_constructor_val): Return NULL
6961 if base has error_mark_node type.
6963 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
6966 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
6967 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
6969 (vget_lane_f16): Handle big-endian.
6970 (vgetq_lane_f16): Likewise.
6971 (vset_lane_f16): Likewise.
6972 (vsetq_lane_f16): Likewise.
6973 * config/arm/iterators.md (VQXMOV): Add V8HF.
6974 (VDQ): Add V4HF and V8HF.
6975 (V_reg): Handle V4HF and V8HF.
6976 (Is_float_mode): Likewise.
6977 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
6978 neon_vdup_nv8hf): New patterns.
6979 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
6980 Use VD_LANE iterator.
6981 (neon_vld1_dup<mode>): Use VQ2 iterator.
6983 2016-01-26 Nathan Sidwell <nathan@acm.org>
6985 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
6986 (set_oacc_fn_attrib): Add IS_KERNEL arg.
6987 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
6988 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
6989 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
6990 (oacc_validate_dims): Add LEVEL arg, don't return level.
6991 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
6993 (execute_oacc_device_lower): Adjust, add more dump output.
6994 * tree-ssa-loop.c (gate_oacc_kernels): Use
6995 oacc_fn_attrib_kernels_p.
6996 * tree-parloops.c (create_parallel_loop): Adjust
6997 set_oacc_fn_attrib call.
6999 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7002 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
7003 (append_compiler_options): Handle -fcilkplus.
7004 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
7006 2016-01-26 Nick Clifton <nickc@redhat.com>
7009 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
7010 been marked as DECL_ONE_ONLY but we do not the means to make it
7011 so, then do not allow it to bind locally.
7013 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7016 * opts.h (parse_sanitizer_options): New prototype.
7017 * opts.c (sanitizer_opts): New array.
7018 (parse_sanitizer_options): New function.
7019 (common_handle_option): Use parse_sanitizer_options.
7021 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
7024 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
7025 alignment adjustment to ...
7026 (ix86_update_stack_boundary): Here. Don't over-align stack for
7028 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
7029 if __tls_get_addr is called.
7031 2016-01-26 Christian Bruel <christian.bruel@st.com>
7033 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
7035 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
7037 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
7039 2016-01-26 Richard Biener <rguenther@suse.de>
7042 * match.pd: Guard X * CST CMP 0 pattern with single_use.
7044 2016-01-26 Richard Biener <rguenther@suse.de>
7046 PR tree-optimization/69452
7047 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
7048 (move_computations_dom_walker::before_dom_children): Rename
7050 (move_computations_worker): This.
7051 (move_computations): Perform an RPO rather than a DOM walk.
7053 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7056 * combine.c (combine_instructions): For REG_EQUAL note with
7057 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
7058 to the underlying register.
7059 * doc/rtl.texi (REG_EQUAL): Document the behavior of
7060 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
7062 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
7065 * config/aarch64/aarch64-builtins.c
7066 (aarch64_init_simd_builtin_types): Do not set structural
7067 equality to __Poly{8,16,64,128}_t types.
7069 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
7071 PR tree-optimization/69400
7072 * wide-int.cc (wi_pack): Take the precision as argument and
7073 perform canonicalization here rather than in the callers.
7074 Use the main loop to handle all full-width HWIs. Add a
7075 zero HWI if in_len isn't a full result.
7076 (wi::divmod_internal): Update accordingly.
7077 (wi::mul_internal): Likewise. Simplify.
7079 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
7080 Sebastian Pop <s.pop@samsung.com>
7082 * graphite-poly.c (apply_poly_transforms): Simplify.
7083 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
7084 (print_isl_map): Same.
7085 (print_isl_union_map): Same.
7086 (print_isl_schedule): New.
7087 (debug_isl_schedule): New.
7088 * graphite-dependences.c (scop_get_reads): Do not call
7089 isl_union_map_add_map that is undocumented isl functionality.
7090 (scop_get_must_writes): Same.
7091 (scop_get_may_writes): Same.
7092 (scop_get_original_schedule): Remove.
7093 (scop_get_dependences): Do not call isl_union_map_compute_flow that
7094 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
7095 (compute_deps): Remove.
7096 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
7097 (debug_schedule_ast): New.
7098 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
7099 set_separate_option.
7100 (graphite_regenerate_ast_isl): Add dump.
7101 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
7102 from scop->transformed_schedule.
7103 (graphite_regenerate_ast_isl): Add more dump.
7104 * graphite-optimize-isl.c (optimize_isl): Set
7105 scop->transformed_schedule. Check whether schedules are equal.
7106 (apply_poly_transforms): Move here.
7107 * graphite-poly.c (apply_poly_transforms): ... from here.
7108 (free_poly_bb): Static.
7109 (free_scop): Static.
7110 (pbb_number_of_iterations_at_time): Remove.
7111 (print_isl_ast): New.
7112 (debug_isl_ast): New.
7113 (debug_scop_pbb): New.
7114 * graphite-scop-detection.c (print_edge): Move.
7116 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
7117 (build_scop_scattering): Remove.
7118 (create_pw_aff_from_tree): Assert instead of bailing out.
7119 (add_condition_to_pbb): Remove unused code, do not fail.
7120 (add_conditions_to_domain): Same.
7121 (add_conditions_to_constraints): Remove.
7122 (build_scop_context): New.
7123 (add_iter_domain_dimension): New.
7124 (build_iteration_domains): Initialize pbb->iterators.
7125 Call add_conditions_to_domain.
7128 (index_outermost_in_loop): New.
7129 (index_pbb_in_loop): New.
7130 (outermost_pbb_in): New.
7131 (add_in_sequence): New.
7132 (add_outer_projection): New.
7133 (outer_projection_mupa): New.
7134 (add_loop_schedule): New.
7135 (build_schedule_pbb): New.
7136 (build_schedule_loop): New.
7137 (embed_in_surrounding_loops): New.
7138 (build_schedule_loop_nest): New.
7139 (build_original_schedule): New.
7140 (build_poly_scop): Call build_original_schedule.
7141 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
7142 (free_poly_dr): Remove.
7143 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
7144 (free_poly_bb): Remove.
7145 (debug_loop_vec): Remove.
7146 (print_isl_ast): Declare.
7147 (debug_isl_ast): Declare.
7148 (scop_do_interchange): Remove.
7149 (scop_do_strip_mine): Remove.
7150 (scop_do_block): Remove.
7151 (flatten_all_loops): Remove.
7152 (optimize_isl): Remove.
7153 (pbb_number_of_iterations_at_time): Remove.
7154 (debug_scop_pbb): Declare.
7155 (print_schedule_ast): Declare.
7156 (debug_schedule_ast): Declare.
7157 (struct scop): Remove schedule. Add original_schedule,
7158 transformed_schedule.
7159 (free_gimple_poly_bb): Remove.
7160 (print_generated_program): Remove.
7161 (debug_generated_program): Remove.
7162 (unify_scattering_dimensions): Remove.
7163 * sese.c (print_edge): ... here.
7164 (print_sese): ... here.
7165 (debug_edge): ... here.
7166 (debug_sese): ... here.
7167 * sese.h (print_edge): Declare.
7168 (print_sese): Declare.
7169 (dump_edge): Declare.
7170 (dump_sese): Declare.
7172 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
7173 Sebastian Pop <s.pop@samsung.com>
7175 * Makefile.in: Set ISLVER in site.exp.
7177 2016-01-25 Jakub Jelinek <jakub@redhat.com>
7179 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
7180 DECL_VALUE_EXPR of new_var even for the non-array case. Look
7181 through DECL_VALUE_EXPR for expansion.
7183 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
7185 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
7186 the frame info after reload completed.
7188 2016-01-25 Jeff Law <law@redhat.com>
7190 PR tree-optimization/69196
7191 PR tree-optimization/68398
7192 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
7193 tree-ssa-threadupdate.c.
7194 (determine_bb_domination_status): Prototype
7195 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
7196 (determine_bb_domination_status): No longer static.
7197 (valid_jump_thread_path): Remove code to detect characteristics
7198 of the jump thread path not associated with correctness.
7199 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
7200 Correct test for thread path length. Count PHIs for real operands as
7201 statements that need to be copied. Do not count ASSERT_EXPRs.
7202 Look at all the blocks in the thread path. Compute and selectively
7203 filter thread paths based on threading through the latch, threading
7204 a multiway branch or crossing a multiway branch.
7206 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7208 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
7209 decl with __attribute__ ((unused)) annotation.
7211 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
7214 * tree-vect-stmts.c (vectorizable_condition): Check vectype
7215 of operands is compatible with a statement vectype.
7217 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
7219 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
7220 improve wording for mixed storage order support.
7222 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
7224 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
7225 (vcvt_u64_f64): Likewise.
7226 (vcvta_s64_f64): Likewise.
7227 (vcvta_u64_f64): Likewise.
7228 (vcvtm_s64_f64): Likewise.
7229 (vcvtm_u64_f64): Likewise.
7230 (vcvtn_s64_f64): Likewise.
7231 (vcvtn_u64_f64): Likewise.
7232 (vcvtp_s64_f64): Likewise.
7233 (vcvtp_u64_f64): Likewise.
7235 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
7237 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
7238 (arc_init): Check validity mll64 option.
7239 (arc_save_restore): Use double load/store instruction.
7240 (arc_expand_movmem): Likewise.
7241 (arc_split_move): Don't split if we have double load/store
7242 instructions. Returns a boolean.
7243 (arc_process_double_reg_moves): Change function to return boolean
7244 instead of a sequence of instructions.
7245 (arc_dwarf_register_span): New function.
7246 * config/arc/arc-protos.h (arc_split_move): Change prototype.
7247 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
7248 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
7249 (*movdf_insn): Likewise.
7250 * config/arc/arc.opt (mll64): New option.
7251 * config/arc/predicates.md (even_register_operand): New predicate.
7252 * doc/invoke.texi (ARC Options): Add mll64 documentation.
7254 2016-01-25 Richard Biener <rguenther@suse.de>
7257 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
7258 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
7260 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
7262 2016-01-25 Richard Biener <rguenther@suse.de>
7264 PR tree-optimization/69376
7265 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
7267 (VN_INFO_ANTI_RANGE_P): New inline.
7268 (VN_INFO_RANGE_TYPE): Likewise.
7269 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
7270 SSA_NAME_ANTI_RANGE_P.
7271 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
7272 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7273 Properly query VN_INFO_RANGE_TYPE.
7275 2016-01-25 Nick Clifton <nickc@redhat.com>
7278 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
7280 2016-01-23 Tom de Vries <tom@codesourcery.com>
7282 PR tree-optimization/69426
7283 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
7286 2016-01-23 Jakub Jelinek <jakub@redhat.com>
7288 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
7289 "the the" with "the" in the comments.
7290 * ipa-devirt.c (build_type_inheritance_graph,
7291 update_type_inheritance_graph): Likewise.
7292 * tree.c (build_function_type_list_1): Likewise.
7293 * cfgloopmanip.c (scale_loop_profile): Likewise.
7294 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
7295 * gimple-ssa-split-paths.c
7296 (find_block_to_duplicate_for_splitting_paths): Likewise.
7297 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
7298 * expr.c (convert_move): Likewise.
7299 * var-tracking.c (vt_stack_adjustments): Likewise.
7300 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7301 * tree-vrp.c (test_for_singularity): Likewise.
7303 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
7304 directly instead of building a temporary tree.
7307 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
7308 remove <algorithm> include.
7310 2016-01-22 Jakub Jelinek <jakub@redhat.com>
7313 * config/i386/i386.c: Include dojump.h.
7314 (expand_small_movmem_or_setmem,
7315 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
7317 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
7318 if dynamic_check != -1.
7320 2016-01-21 Jeff Law <law@redhat.com>
7323 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
7324 record_temporary_equivalences. Rewritten to avoid unnecessary calls
7325 into dominated_by_p.
7326 (cprop_into_successor_phis): Avoid unnecessary tests.
7328 2016-01-22 Richard Henderson <rth@redhat.com>
7331 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
7332 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
7334 2016-01-22 Michael Matz <matz@suse.de>
7336 * system.h (string, algorithm): Include only conditionally.
7337 (new): Include always under C++.
7338 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
7339 * final.c (toplevel): Ditto.
7340 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
7341 * genconditions.c (write_header): Make gencondmd.c define
7343 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
7345 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
7346 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
7348 2016-01-22 Christian Bruel <christian.bruel@st.com>
7351 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
7353 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7356 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
7357 define_insn_and_split. Ensure operands[1] and operands[0] do not
7358 get assigned the same register.
7360 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
7362 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
7364 2016-01-22 Christian Bruel <christian.bruel@st.com>
7366 * config/arm/arm-c.c (arm_pragma_target_parse):
7367 Remove warn_builtin_macro_redefined overwrite.
7369 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
7371 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
7372 flag_non_call_exceptions compatibility.
7374 2016-01-22 Jakub Jelinek <jakub@redhat.com>
7377 * dwarf2out.c (add_child_die_after): New function.
7378 (dwarf_qual_info_t): New type.
7379 (dwarf_qual_info): New variable.
7380 (qualified_die_p): New function.
7381 (modified_type_die): For -fdebug-types-section, ensure
7382 canonical order of qualifiers. Put qualified DIEs adjacent
7383 to the corresponding non-qualified type DIE and search there
7384 for existing qualified DIEs.
7386 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
7388 * doc/extend.texi (scalar_storage_order type attribute): Document
7389 restriction on type punning and aliasing, and remove future tense.
7391 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
7394 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
7397 2016-01-21 Jeff Law <law@redhat.com>
7400 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
7401 useless call to record_temporary_equivalences.
7402 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
7403 allocate 10 slots in the bb_path vector and let it grow as needed.
7404 (fsm_find_control_statement_thread_paths): Similarly for the next_path
7407 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
7409 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
7411 * configure: Regenerate.
7413 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
7415 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
7416 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
7418 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
7421 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
7422 drop EXPAND_INITIALIZER.
7423 * rtl.h (contains_symbolic_reference_p): Declare.
7424 * rtlanal.c (contains_symbolic_reference_p): New function.
7425 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
7426 a subtraction into a NOT if symbolic constants are involved.
7428 2016-01-21 Anton Blanchard <anton@samba.org>
7429 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7432 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
7434 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
7437 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
7439 * config/microblaze/microblaze.c
7440 (get_branch_target): New.
7441 (insert_wic_for_ilb_runout): New.
7443 (microblaze_machine_dependent_reorg): New.
7444 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
7445 * config/microblaze/microblaze.md
7446 (UNSPEC_IPREFETCH): Define.
7447 (iprefetch): New pattern
7448 * config/microblaze/microblaze.opt
7449 (mxl-prefetch): New flag.
7451 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
7453 * config/microblaze/microblaze.h
7454 (FIXED_REGISTERS): Update in macro.
7455 (CALL_USED_REGISTERS): Update in macro.
7457 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
7459 PR rtl-optimization/68920
7460 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
7463 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
7465 PR rtl-optimization/68990
7466 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
7467 pseudo instead of inheritance ones.
7469 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7470 Nick Clifton <nickc@redhat.com>
7474 * config/mips/mips.c (mips_compute_frame_info): Initialise
7475 args_size and hard_frame_pointer_offset fields of the frame
7476 structure before calling mips_global_pointer.
7478 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
7480 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
7482 * configure: Regenerate.
7484 2016-01-21 Richard Biener <rguenther@suse.de>
7486 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
7488 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
7490 * config/s390/s390.c (s390_asm_declare_function_size): Add code
7491 to actually emit the .size directive.
7493 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
7494 Jakub Jelinek <jakub@redhat.com>
7498 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
7499 args array size by one to avoid buffer overflow.
7501 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
7503 * config/s390/s390.md (pool_section_start): Use switch_to_section
7504 to select proper read-only data section instead of hardcoding
7506 (pool_section_end): Use switch_to_section to match the above.
7508 2016-01-21 Richard Biener <rguenther@suse.de>
7510 PR tree-optimization/69378
7511 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
7512 (set_ssa_val_to): Use it for dominance checks taking into
7513 account not executable edges.
7515 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7518 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
7519 for bitsize instead of GET_MODE_PRECISION (mode).
7521 2016-01-20 Martin Sebor <msebor@redhat.com>
7524 * extend.texi (__sync Builtins): Clarify the semantics of
7525 __sync_fetch_and_OP built-ins on pointers.
7526 (__atomic Builtins): Same.
7528 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7529 Sebastian Pop <s.pop@samsung.com>
7531 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
7532 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
7533 (is_valid_rename): Same.
7534 (translate_isl_ast_to_gimple::get_rename): Same.
7535 (translate_isl_ast_to_gimple::rename_all_uses): Same.
7536 (translate_isl_ast_to_gimple::rename_uses): Same.
7537 (get_new_name): Check for close_phi nodes.
7538 (copy_loop_phi_args): Use phi_node_kind.
7539 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
7540 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
7542 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7543 Sebastian Pop <s.pop@samsung.com>
7545 Revert commit r229783.
7546 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
7547 Remove use of parameter_rename_map.
7549 (copy_internal_parameters): Remove.
7550 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
7551 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
7552 (free_sese_info): Do not free parameter_rename_map.
7553 (set_rename): Do not use parameter_rename_map.
7554 (rename_uses): Update call to set_rename.
7555 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
7556 * sese.h (parameter_rename_map_t): Remove.
7557 (struct sese_info_t): Remove field parameter_rename_map.
7559 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7560 Sebastian Pop <s.pop@samsung.com>
7562 * graphite-isl-ast-to-gimple.c: Fix comment.
7563 * graphite-scop-detection.c (defined_in_loop_p): New.
7564 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
7565 names defined in loop.
7567 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7568 Sebastian Pop <s.pop@samsung.com>
7570 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
7571 Discard unstructured if-then-else regions.
7573 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7574 Sebastian Pop <s.pop@samsung.com>
7576 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
7577 (cleanup_loop_iter_dom): Remove.
7578 (build_loop_iteration_domains): Remove.
7579 (build_scop_context): Remove.
7580 (build_scop_iteration_domain): Remove.
7581 (add_loop_constraints): New.
7582 (build_iteration_domains): New.
7583 (build_poly_scop): Call build_iteration_domains.
7585 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7586 Sebastian Pop <s.pop@samsung.com>
7588 * graphite-scop-detection.c
7589 (scop_detection::harmful_loop_in_region): Free dom and loops.
7590 (scop_detection::loop_body_is_valid_scop): Free bbs.
7592 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7593 Sebastian Pop <s.pop@samsung.com>
7595 * graphite-scop-detection.c (record_loop_in_sese): New.
7596 (gather_bbs::before_dom_children): Call record_loop_in_sese.
7597 (build_scops): Remove call to build_sese_loop_nests.
7598 * sese.c (sese_record_loop): Remove.
7599 (build_sese_loop_nests): Remove.
7600 (new_sese_info): Remove region->loops.
7601 (free_sese_info): Same.
7602 * sese.h (sese_contains_loop): Same.
7603 (build_sese_loop_nests): Remove.
7604 (sese_contains_loop): Remove.
7606 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7607 Sebastian Pop <s.pop@samsung.com>
7609 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
7610 loop_is_valid_in_scop.
7611 (scop_detection::harmful_stmt_in_region): Renamed
7612 harmful_loop_in_region.
7613 Call loop_is_valid_in_scop.
7615 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7616 Sebastian Pop <s.pop@samsung.com>
7618 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
7621 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7622 Sebastian Pop <s.pop@samsung.com>
7624 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
7625 * graphite.h (struct poly_bb): Remove field is_reduction.
7626 (PBB_IS_REDUCTION): Remove.
7628 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7629 Sebastian Pop <s.pop@samsung.com>
7631 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
7632 (add_pdr_constraints): Same.
7633 (scop_get_reads): Same.
7634 (scop_get_must_writes): Same.
7635 (scop_get_may_writes): Same.
7636 (scop_get_original_schedule): Same.
7637 (extend_schedule): Same.
7638 (apply_schedule_on_deps): Same.
7639 (carries_deps): Same.
7640 (compute_deps): Same.
7641 (scop_get_dependences): Same.
7642 * graphite-isl-ast-to-gimple.c
7643 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
7644 * graphite-optimize-isl.c (get_schedule_for_band): Same.
7645 (get_schedule_for_band_list): Same.
7646 (get_schedule_map): Same.
7647 (apply_schedule_map_to_scop): Same.
7648 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
7649 (build_loop_iteration_domains): Same.
7650 (add_condition_to_pbb): Same.
7651 (add_param_constraints): Same.
7652 (pdr_add_memory_accesses): Same.
7653 (pdr_add_data_dimensions): Same.
7655 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7657 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
7660 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7662 * common.opt (feliminate-dwarf2-dups): Replace references to
7663 "DWARF 2" with just "DWARF".
7664 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
7665 * doc/extend.texi: Likewise.
7666 * doc/cpp.texi: Likewise.
7667 * doc/invoke.texi: Likewise.
7668 (Option Summary): Add -gdwarf to list of Debugging Options.
7669 (Debugging Options): Document -gdwarf.
7670 * doc/contrib.texi: Spell "DWARF" like that.
7672 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7674 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
7675 warning. Fix up formatting.
7678 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
7679 attempt to mark memory input operand addressable and
7680 call prepare_gimple_addressable in that case. Don't adjust
7681 input_location for diagnostics, use error_at instead.
7683 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
7685 * config/rs6000/ppc-auxv.h: New file.
7686 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
7688 (cpu_supports): Likewise.
7689 * config/rs6000/rs6000.c: include "ppc-auxv.h".
7690 (cpu_is_info): New variable.
7691 (cpu_supports_info): Likewise.
7692 (tcb_verification_symbol): Likewise.
7693 (cpu_builtin_p): Likewise.
7694 (cpu_expand_builtin): New function.
7695 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
7696 (rs6000_init_builtins): Likewise.
7697 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
7698 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
7699 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
7700 * configure: Regenerate.
7701 * config.in: Likewise.
7702 * doc/extend.texi (PowerPC Built-in Functions): Document
7703 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
7705 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
7708 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
7710 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
7713 2016-01-20 Richard Henderson <rth@redhat.com>
7719 * tree.c (tm_define_builtin): New.
7720 (find_tm_vector_type): New.
7721 (build_tm_vector_builtins): New.
7722 (build_common_builtin_nodes): Call it.
7724 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
7726 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
7727 (arm_fp_ok): Likewise.
7729 (arm_crypto): Likewise.
7731 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
7732 Richard Biener <rguenther@suse.de>
7734 PR tree-optimization/69328
7735 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
7736 vectors have same number of elements.
7737 (vectorizable_condition): Fix masked version recognition.
7739 2016-01-20 Richard Biener <rguenther@suse.de>
7741 PR tree-optimization/69345
7742 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
7743 (VN_INFO_PTR_INFO): Likewise.
7744 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
7745 info when it is equal between non-dominating SSA names.
7746 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7747 Make sure to look at original SSA infos.
7749 2016-01-20 Jeff Law <law@redhat.com>
7752 * config/m68k/predicates.md (pow2_m1_operand): New predicate
7754 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
7755 (pc_or_label_operand): New predicate.
7756 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
7757 tests for small integers that are 2^n - 1.
7759 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
7761 * doc/invoke.texi (Options Summary): Add '.' after @xref.
7763 2016-01-19 Jeff Law <law@redhat.com>
7766 * tree-ssa-threadbackwards.c
7767 (fsm_find_control_statement_thread_paths): Do not try to lookup
7768 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
7770 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7772 * doc/lto.texi: Remove text that says only Gold has linker plugin
7775 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
7777 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
7778 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
7779 the DIE accordingly.
7780 (modified_type_die): Add REVERSE parameter and pass it recursively,
7781 as well as to base_type_die. Adjust presence check accordingly.
7782 (base_type_for_mode): Adjust call to modified_type_die.
7783 (add_type_attribute): Add REVERSE parameter and pass it to
7785 (generic_parameter_die): Adjust call to add_type_attribute.
7786 (add_scalar_info): Likewise.
7787 (add_subscript_info): Likewise.
7788 (gen_array_type_die): Likewise.
7789 (gen_descr_array_type_die): Likewise.
7790 (gen_entry_point_die): Likewise.
7791 (gen_enumeration_type_die): Likewise.
7792 (gen_formal_parameter_die): Likewise.
7793 (gen_subprogram_die): Likewise.
7794 (gen_variable_die ): Likewise.
7795 (gen_const_die): Likewise.
7796 (gen_field_die): Likewise.
7797 (gen_pointer_type_die): Likewise.
7798 (gen_reference_type_die): Likewise.
7799 (gen_ptr_to_mbr_type_die): Likewise.
7800 (gen_inheritance_die): Likewise.
7801 (gen_subroutine_type_die): Likewise.
7802 (gen_typedef_die): Likewise.
7803 (force_type_die): Adjust call to modified_type_die.
7805 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
7807 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
7808 flow throughout the file. Fix broken link to Objective-C 2.0
7810 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
7813 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7815 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
7817 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7820 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
7821 (maybe_record_node): Record cxa_pure_virtual as the only possible
7822 target if there are not ohter candidates.
7823 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
7825 2016-01-19 Richard Biener <rguenther@suse.de>
7827 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
7828 (get_memory_order): Likewise.
7830 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
7832 * tree-vect-stmts.c (vectorizable_store): Check
7835 2016-01-19 David Malcolm <dmalcolm@redhat.com>
7838 * gcc.c (driver::decode_argv): Add call to
7839 init_opts_obstack before init_options_struct.
7840 * opts.c (init_opts_obstack): Remove idempotency.
7841 (init_options_struct): Replace call to init_opts_obstack
7842 with a gcc_assert to verify that it has already been called.
7843 * toplev.c (toplev::main): Add call to init_opts_obstack before
7844 calls to init_options_struct.
7845 (toplev::finalize): Move cleanup of opts_obstack next to
7846 cleanup of save_decoded_options, clearing the latter, and
7847 save_decoded_options_count.
7849 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7852 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
7853 attribute to unconditional. Remove %? from output template.
7855 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7856 Jiong Wang <jiong.wang@arm.com>
7858 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
7859 generated from different expand order.
7861 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7863 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
7864 Add support for CCMP costing.
7866 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7868 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
7869 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
7870 (fccmpe<mode>): Likewise.
7871 (fcmp): Rename to fcmp and globalize pattern.
7873 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
7874 (aarch64_gen_ccmp_next): Add FP support.
7876 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7878 * target.def (gen_ccmp_first): Update documentation.
7879 (gen_ccmp_next): Likewise.
7880 * doc/tm.texi (gen_ccmp_first): Update documentation.
7881 (gen_ccmp_next): Likewise.
7882 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
7883 expand_ccmp_expr_1. Improve comments.
7884 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
7885 (ccmp_ior<mode>): Remove pattern.
7886 (cmp<mode>): Remove expand.
7887 (cmp): Globalize pattern.
7888 (cstorecc4): Use cc_register.
7889 (mov<mode>cc): Remove ccmp_cc_register check.
7890 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
7891 Simplify after removal of CC_DNE/* modes.
7892 (aarch64_ccmp_mode_to_code): Remove.
7893 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
7894 In 'k' case use integer as condition.
7895 (aarch64_nzcv_codes): Remove inverted cases.
7896 (aarch64_code_to_ccmode): Remove.
7897 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
7898 comparison with CC register to be used in folowing CCMP/branch/CSEL.
7899 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
7900 pattern. Return the comparison with CC register. Invert conditions
7902 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
7903 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
7905 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7907 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
7908 instrumented_version.
7910 2016-01-19 Richard Biener <rguenther@suse.de>
7912 PR tree-optimization/69336
7913 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
7914 handled components with get_ref_base_and_extent.
7915 (equal_mem_array_ref_p): Adjust.
7917 2016-01-19 Jakub Jelinek <jakub@redhat.com>
7920 * shrink-wrap.c: Include valtrack.h.
7921 (move_insn_for_shrink_wrap): Add DEBUG argument. If
7922 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
7923 in between insn and where it will be moved to. Call
7924 dead_debug_insert_temp.
7925 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
7926 first and dead_debug_local_finish at the end.
7927 For uses and defs bitmap, handle all regs in between REGNO and
7928 END_REGNO, not just the first one.
7930 2016-01-19 Richard Biener <rguenther@suse.de>
7932 PR tree-optimization/69352
7933 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
7934 (equal_mem_array_ref_p): Constrain size and max size properly.
7935 Compare the reverse flag.
7937 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
7939 * ira.c (ira): Update regstat data if we deleted insns.
7941 2016-01-19 Jakub Jelinek <jakub@redhat.com>
7943 PR rtl-optimization/68955
7944 PR rtl-optimization/64557
7945 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
7946 here. Fix up formatting.
7947 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
7949 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7952 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
7953 assume that the node has body.
7954 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
7957 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7959 * lto-streamer-out.c (lto_output): Do not stream instrumentation
7962 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7964 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
7965 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
7967 2016-01-19 Martin Jambor <mjambor@suse.cz>
7968 Martin Liska <mliska@suse.cz>
7969 Michael Matz <matz@suse.de>
7971 * Makefile.in (OBJS): Add new source files.
7972 (GTFILES): Add hsa.c.
7973 * common.opt (disable_hsa): New variable.
7974 (-Whsa): New warning.
7975 * config.in (ENABLE_HSA): New.
7976 * configure.ac: Treat hsa differently from other accelerators.
7977 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
7979 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
7980 * doc/install.texi (Configuration): Document --with-hsa-runtime,
7981 --with-hsa-runtime-include, --with-hsa-runtime-lib and
7983 * doc/invoke.texi (-Whsa): Document.
7984 (hsa-gen-debug-stores): Likewise.
7985 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
7986 to invoke offload compiler for hsa acclerator.
7987 * opts.c (common_handle_option): Determine whether HSA offloading
7988 should be performed.
7989 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
7990 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
7991 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
7992 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
7993 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
7994 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
7995 GF_OMP_FOR_KIND_GRID_LOOP.
7996 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
7997 (pp_gimple_stmt_1): Likewise.
7998 * gimple-walk.c (walk_gimple_stmt): Likewise.
7999 * gimple.c (gimple_build_omp_grid_body): New function.
8000 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
8001 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
8002 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
8003 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
8004 GF_OMP_TEAMS_GRID_PHONY.
8005 (gimple_statement_omp_single_layout): Updated comments.
8006 (gimple_build_omp_grid_body): New function.
8007 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
8008 (gimple_omp_for_grid_phony): New function.
8009 (gimple_omp_for_set_grid_phony): Likewise.
8010 (gimple_omp_parallel_grid_phony): Likewise.
8011 (gimple_omp_parallel_set_grid_phony): Likewise.
8012 (gimple_omp_teams_grid_phony): Likewise.
8013 (gimple_omp_teams_set_grid_phony): Likewise.
8014 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
8015 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
8016 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
8017 (BUILT_IN_GOMP_TARGET): Updated type.
8018 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
8019 (adjust_for_condition): New function.
8020 (get_omp_for_step_from_incr): Likewise.
8021 (extract_omp_for_data): Moved parts to adjust_for_condition and
8022 get_omp_for_step_from_incr.
8023 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
8024 (fixup_child_record_type): Bail out if receiver_decl is NULL.
8025 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
8026 (scan_omp_parallel): Do not create child functions for phony
8028 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
8029 (scan_omp_1_op): Checking assert we are not remapping to
8030 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
8031 (parallel_needs_hsa_kernel_p): New function.
8032 (expand_parallel_call): Register apprpriate parallel child
8033 functions as HSA kernels.
8034 (grid_launch_attributes_trees): New type.
8035 (grid_attr_trees): New variable.
8036 (grid_create_kernel_launch_attr_types): New function.
8037 (grid_insert_store_range_dim): Likewise.
8038 (grid_get_kernel_launch_attributes): Likewise.
8039 (get_target_argument_identifier_1): Likewise.
8040 (get_target_argument_identifier): Likewise.
8041 (get_target_argument_value): Likewise.
8042 (push_target_argument_according_to_value): Likewise.
8043 (get_target_arguments): Likewise.
8044 (expand_omp_target): Call get_target_arguments instead of looking
8045 up for teams and thread limit.
8046 (grid_expand_omp_for_loop): New function.
8047 (grid_arg_decl_map): New type.
8048 (grid_remap_kernel_arg_accesses): New function.
8049 (grid_expand_target_kernel_body): New function.
8050 (expand_omp): Call it.
8051 (lower_omp_for): Do not emit phony constructs.
8052 (lower_omp_taskreg): Do not emit phony constructs but create for them
8053 a temporary variable receiver_decl.
8054 (lower_omp_taskreg): Do not emit phony constructs.
8055 (lower_omp_teams): Likewise.
8056 (lower_omp_grid_body): New function.
8057 (lower_omp_1): Call it.
8058 (grid_reg_assignment_to_local_var_p): New function.
8059 (grid_seq_only_contains_local_assignments): Likewise.
8060 (grid_find_single_omp_among_assignments_1): Likewise.
8061 (grid_find_single_omp_among_assignments): Likewise.
8062 (grid_find_ungridifiable_statement): Likewise.
8063 (grid_target_follows_gridifiable_pattern): Likewise.
8064 (grid_remap_prebody_decls): Likewise.
8065 (grid_copy_leading_local_assignments): Likewise.
8066 (grid_process_kernel_body_copy): Likewise.
8067 (grid_attempt_target_gridification): Likewise.
8068 (grid_gridify_all_targets_stmt): Likewise.
8069 (grid_gridify_all_targets): Likewise.
8070 (execute_lower_omp): Call grid_gridify_all_targets.
8071 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
8072 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
8073 (tree_omp_clause): Added union field dimension.
8074 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
8075 * tree.c (omp_clause_num_ops): Added number of arguments of
8076 OMP_CLAUSE__GRIDDIM_.
8077 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
8078 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
8079 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
8080 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
8081 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
8082 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
8083 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
8084 * tree-pass.h (make_pass_gen_hsail): Declare.
8085 (make_pass_ipa_hsa): Likewise.
8086 * ipa-hsa.c: New file.
8087 * lto-section-in.c (lto_section_name): Add hsa section name.
8088 * lto-streamer.h (lto_section_type): Add hsa section.
8089 * timevar.def (TV_IPA_HSA): New.
8090 * hsa-brig-format.h: New file.
8091 * hsa-brig.c: New file.
8092 * hsa-dump.c: Likewise.
8093 * hsa-gen.c: Likewise.
8096 * toplev.c (compile_file): Call hsa_output_brig.
8097 * hsa-regalloc.c: New file.
8099 2016-01-18 Jeff Law <law@redhat.com>
8101 PR tree-optimization/69320
8102 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
8103 ranged object, do nothing if the RHS constant is not [0..1].
8104 (optimize_stmt): Comparing a boolean ranged object against a
8105 constant outside [0..1] results in a compile-time constant.
8107 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
8110 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
8112 * doc/invoke.texi (Invoking GCC): Add new section to menu.
8113 (Option Summary): Update to reflect new section and moved options.
8114 (C++ Dialect Options): Move -fstats to new section.
8115 (Debugging Options): Move all dump, statistics, and other GCC
8116 developer options to new section. Rewrite section introduction
8117 and re-order remaining options to put the more basic ones first.
8118 (Optimization Options): Move -fira-verbose and -flto-report* to
8120 (Developer Options): New section incorporating moved options.
8121 * doc/cppopts.texi (-dM): Update cross-reference.
8123 2016-01-18 Richard Henderson <rth@redhat.com>
8126 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
8127 operands to pseudo only if CSE is expected. Split long immediate
8128 operands only after reload, and for the stack pointer.
8129 (*add<GPI>3_pluslong): Remove.
8130 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
8131 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
8132 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
8133 (*add<GPI>3 peepholes): New.
8134 (*add<GPI>3 splitters): New.
8135 * config/aarch64/constraints.md (Upl): New.
8136 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
8138 2016-01-18 Richard Biener <rguenther@suse.de>
8140 PR tree-optimization/69297
8141 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
8143 (vect_bb_vectorization_profitable_p): Clear visited flag again.
8145 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
8148 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
8149 of mixind vector and scalar types.
8150 (fold_relational_const): Add handling of vector
8151 comparison with boolean result.
8152 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
8153 comparison of vector operands with boolean result for EQ/NE only.
8154 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
8155 (verify_gimple_cond): Likewise.
8156 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
8159 2016-01-18 Joseph Myers <joseph@codesourcery.com>
8161 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
8164 2016-01-18 Richard Biener <rguenther@suse.de>
8167 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
8169 2016-01-18 Tom de Vries <tom@codesourcery.com>
8171 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
8173 2016-01-18 Tom de Vries <tom@codesourcery.com>
8175 * omp-low.c (set_oacc_fn_attrib): Make extern.
8176 * omp-low.h (set_oacc_fn_attrib): Declare.
8177 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
8178 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
8179 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
8180 Add and handle function parameter oacc_kernels_p.
8181 (find_reduc_addr, get_omp_data_i_param): New function.
8182 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
8183 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
8184 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
8185 Calculate dominance info. Skip loops that are not in a kernels region
8186 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
8187 (pass_parallelize_loops::execute): Call parallelize_loops with
8188 oacc_kernels_p argument.
8189 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
8190 New member function.
8191 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
8192 * passes.def: Add argument to pass_parallelize_loops instantation.
8194 2016-01-18 Tom de Vries <tom@codesourcery.com>
8196 * tree-parloops.c (pass_parallelize_loops::execute): Allow
8197 pass_parallelize_loops to be run outside the loop pipeline.
8199 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8201 * tree-scalar-evolution.c (follow_copies_to_constant): New.
8202 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
8204 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8207 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
8208 using get_ref_base_and_extent.
8209 (equal_mem_array_ref_p): New.
8210 (hashable_expr_equal_p): Add call to previous.
8212 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8215 * tree-sra.c (disqualified_constants, constant_decl_p): New.
8216 (sra_initialize): Allocate disqualified_constants.
8217 (sra_deinitialize): Free disqualified_constants.
8218 (disqualify_candidate): Update disqualified_constants when appropriate.
8219 (create_access): Scan for constant-pool entries as we go along.
8220 (scalarizable_type_p): Add check against type_contains_placeholder_p.
8221 (maybe_add_sra_candidate): Allow constant-pool entries.
8222 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
8223 (initialize_constant_pool_replacements): New.
8224 (sra_modify_assign): Avoid mangling assignments created by previous,
8225 and don't generate writes into constant pool.
8226 (sra_modify_function_body): Call initialize_constant_pool_replacements.
8228 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
8230 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
8232 (scalar_chain::convert_op): Likewise.
8233 * config/i386/i386.md (*andndi3_doubleword): New.
8235 2016-01-18 Richard Biener <rguenther@suse.de>
8237 PR tree-optimization/69170
8238 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
8239 building a vector from scalar results of a pattern stmt.
8241 2016-01-18 Jakub Jelinek <jakub@redhat.com>
8243 * haifa-sched.c (autopref_multipass_init): Work around
8244 -Wmaybe-uninitialized warning.
8246 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
8248 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
8249 against the constant 0.
8251 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8253 PR tree-optimization/68799
8254 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
8255 look up phi candidates in the statement-candidate map.
8256 (phi_add_costs): Likewise.
8257 (record_phi_increments): Likewise.
8258 (phi_incr_cost): Likewise.
8259 (ncd_with_phi): Likewise.
8260 (all_phi_incrs_profitable): Likewise.
8262 2016-01-17 Jakub Jelinek <jakub@redhat.com>
8264 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
8265 -Wmaybe-uninitialized warning.
8267 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
8269 * doc/invoke.texi (Invoking GCC): Add new section to menu.
8270 (Option Summary): Update to reflect new section and moved options.
8271 (C++ Dialect Options): Move -fvtable-verify and related options.
8272 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
8273 and profiling-related options.
8274 (Optimization Options): Move profile generation options and
8275 -fstack-protector and related options.
8276 (Instrumentation Options): New section incorporating moved options.
8277 (Code Generation Options): Move -finstrument-functions and
8278 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
8280 2016-01-16 Tom de Vries <tom@codesourcery.com>
8282 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
8284 2016-01-16 Tom de Vries <tom@codesourcery.com>
8286 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
8288 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
8290 * hash-table.h (hash_table::empty): Turn into an inline wrapper
8291 that checks whether the table is already empty. Rename the
8292 original implementation to...
8293 (hash_table::empty_slot): ...this new private function.
8295 2016-01-15 David Malcolm <dmalcolm@redhat.com>
8298 * diagnostic-show-locus.c (layout::print_source_line): Move x
8299 offset of line until after call to
8300 get_line_width_without_trailing_whitespace.
8302 2016-01-15 Jeff Law <law@redhat.com>
8304 PR tree-optimization/69270
8305 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
8306 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
8307 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
8308 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
8309 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
8310 ssa_name_has_boolean_range and constant_boolean_node.
8312 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
8314 PR rtl-optimization/69030
8315 * lra-spills.c (remove_pseudos): Check nrefs and make the function
8317 (spill_pseudos): Delete debug insn for dead pseudo.
8318 (lra_spill): Initiate spill_hard_reg and slots memory separately.
8320 2016-01-15 Jiong Wang <jiong.wang@arm.com>
8322 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
8324 (TYPES_UNOPUS): Likewise.
8325 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
8326 builtin type, from UNOP to UNOPUS.
8327 (lbtruncuv4sf): Likewise.
8328 (lbtruncuv2df): Likewise.
8329 (lrounduv2sf): Likewise.
8330 (lrounduv4sf): Likewise.
8331 (lrounduv2df): Likewise.
8332 (lroundusf): Likewise.
8333 (lroundusf): Likewise.
8334 (lceiluv2sf): Likewise.
8335 (lceiluv4sf): Likewise.
8336 (lceiluv2df): Likewise.
8337 (lceilusf): Likewise.
8338 (lceiludf): Likewise.
8339 (lflooruv2sf): Likewise.
8340 (lflooruv4sf): Likewise.
8341 (lflooruv2df): Likewise.
8342 (lfloorusf): Likewise.
8343 (lfloorudf): Likewise.
8344 (lfrintnuv2sf): Likewise.
8345 (lfrintnuv4sf): Likewise.
8346 (lfrintnuv2df): Likewise.
8347 (lfrintnusf): Likewise.
8348 (lfrintnudf): Likewise.
8349 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
8351 (vcvtq_u32_f32): Likewise.
8352 (vcvtq_u64_f64): Likewise.
8353 (vcvta_u32_f32): Likewise.
8354 (vcvtaq_u32_f32): Likewise.
8355 (vcvtaq_u64_f64): Likewise.
8356 (vcvtm_u32_f32): Likewise.
8357 (vcvtmq_u32_f32): Likewise.
8358 (vcvtmq_u64_f64): Likewise.
8359 (vcvtn_u32_f32): Likwise.
8360 (vcvtnq_u32_f32): Likewise.
8361 (vcvtnq_u64_f64): Likewise.
8362 (vcvtp_u32_f32): Likewise.
8363 (vcvtpq_u32_f32): Likewise.
8364 (vcvtpq_u64_f64): Likewise.
8365 (vcvtmd_u64_f64): Likewise.
8366 (vcvtms_u32_f32): Likewise.
8367 (vcvtad_u64_f64): Likewise.
8368 (vcvtas_u32_f32): Likewise.
8369 (vcvtnd_u64_f64): Likewise.
8370 (vcvtns_u32_f32): Likewise.
8371 (vcvtpd_u64_f64): Likewise.
8372 (vcvtps_u32_f32): Likewise.
8374 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8376 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
8377 CSEL of zero_extended registers.
8379 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8381 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
8382 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
8384 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8386 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
8387 false when argument string is not found in the attributes table
8390 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
8393 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
8394 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
8395 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
8398 2016-01-15 Richard Biener <rguenther@suse.de>
8400 PR tree-optimization/66856
8401 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
8402 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
8403 (vect_create_new_slp_node): Increment stmt reference count.
8404 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
8405 an SLP tree before swapping operands.
8406 (vect_build_slp_tree): Likewise.
8407 (destroy_bb_vec_info): Free stmt info after SLP instances.
8408 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
8409 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
8410 (STMT_VINFO_NUM_SLP_USES): New macro.
8412 2016-01-15 Richard Biener <rguenther@suse.de>
8415 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
8416 (add_linkage_name): ... here.
8417 (gen_typedef_die): Use add_linkage_name_raw instead of
8418 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
8421 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
8423 * gimplify.c (oacc_default_clause): Decode reference and pointer
8424 types for both kernels and parallel regions.
8426 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
8429 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
8431 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
8433 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
8434 (convert_scalars_to_vector): Likewise.
8436 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
8438 * doc/extend.texi (Type Traits): Fix grammar.
8440 2016-01-15 Martin Jambor <mjambor@suse.cz>
8442 * tree-inline.c (remap_decl): Use existing dclarations if
8443 remapping a type and prevent_decl_creation_for_types.
8444 (replace_locals_stmt): Do an initial remapping of non-VLA typed
8445 decls first. Do real remapping with
8446 prevent_decl_creation_for_types set.
8447 * tree-inline.h (copy_body_data): New field
8448 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
8451 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8453 * config/s390/s390.opt (mmvcle): More verbose help text.
8455 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8457 * config/s390/s390.opt: Add period to -mzvector option text.
8459 2016-01-15 Richard Biener <rguenther@suse.de>
8461 PR tree-optimization/68961
8462 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
8463 of invariants in stores again.
8465 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
8467 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
8469 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
8471 * config/i386/i386.c (ix86_expand_branch): Don't split
8472 DI mode xor instruction to SI mode.
8474 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
8477 * ipa-icf.c (sem_function::merge): Virtual functions may become
8478 reachable even if they address is not taken and there are no
8481 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
8483 * lto-streamer-out.c (subtract_estimated_size): New function.
8484 (get_symbol_initial_value): Use it.
8486 2016-01-15 Christian Bruel <christian.bruel@st.com>
8489 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
8490 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
8491 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
8492 use add_builtin_function_ext_scope instead of add_builtin_function.
8493 (neon_set_p, neon_crypto_set_p): Remove.
8494 (arm_init_builtins): Always call arm_init_neon_builtins and
8495 arm_init_crypto_builtins.
8496 (arm_expand_builtin): Check that builtins are allowed for the arch.
8497 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
8498 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
8499 arm_init_neon_builtins call.
8501 2016-01-15 Richard Biener <rguenther@suse.de>
8503 PR tree-optimization/69117
8504 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
8505 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
8506 of the leader conservatively.
8507 (free_scc_vn): Restore original SSA name infos.
8509 2016-01-14 Jeff Law <law@redhat.com>
8511 PR tree-optimization/69270
8512 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
8513 single bit of precision, verify it's also unsigned.
8514 (record_edge_info): Use constant_boolean_node rather than fold_convert
8515 to convert boolean_true/boolean_false to the right type.
8517 2016-01-14 Richard Henderson <rth@redhat.com>
8520 * loop-doloop.c (record_reg_sets): New.
8521 (doloop_optimize): Reject the transform if the sequence
8522 clobbers registers live at the end of the loop block.
8523 (doloop_optimize_loops): Enable df_live if needed.
8525 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8527 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
8528 * gcc/config/rs6000/rs6000.c: Likewise.
8529 * gcc/config/rs6000/rs6000.h: Likewise.
8530 * gcc/config/rs6000/rs6000.md: Likewise.
8531 * gcc/doc/extend.texi: Likewsie.
8533 2016-01-14 Jeff Law <law@redhat.com>
8535 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
8538 2016-01-14 Richard Henderson <rth@redhat.com>
8542 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
8543 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
8544 instead of builtin_decl_declared_p to test for declaration.
8546 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
8548 * doc/loop.texi (Loop Analysis and Representation): Document
8549 loop_depth function.
8551 2016-01-14 Tom de Vries <tom@codesourcery.com>
8553 PR tree-optimization/68773
8554 * omp-low.c (expand_omp_target): Don't set force_output.
8555 * varpool.c (varpool_node::get_create): Same.
8556 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
8557 offload_funcs with force_output.
8559 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8562 * lra-eliminations.c (move_plus_up): Don't change anything if either
8563 the outer or inner subreg mode is not MODE_INT.
8564 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
8565 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
8567 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8569 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
8570 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
8571 reduc_uplus_@var{m}): Remove.
8572 * expr.c (expand_expr_real_2): Remove expansion path for
8573 reduc_[us](min|max|plus) optabs.
8574 * optabs-tree.c (scalar_reduc_to_vector): Remove.
8575 * optabs-tree.h (scalar_reduc_to_vector): Remove.
8576 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
8577 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
8578 * tree-vect-loop.c (vectorizable_reduction): Remove test for
8579 reduc_[us](min|max|plus) optabs.
8581 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8583 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
8584 (reduc_plus_scal_v2sf): New.
8585 (reduc_smax_v2sf): Rename to...
8586 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
8587 (reduc_smin_v2sf): Rename to...
8588 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
8590 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
8592 * alias.c (compare_base_symbol_refs): New function.
8593 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
8596 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8599 PR tree-optimization/69155
8600 * tree-complex.c: Include cfganal.h.
8601 (phis_to_revisit): New variable.
8602 (extract_component): Add phiarg_p argument. Assert that returned
8603 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
8604 (update_phi_components): Partly rewrite to use loop over real/imag
8605 components instead of code duplication. If extract_component returns
8606 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
8607 create_tmp_reg into the PHI node instead, and mention the phi triplet
8609 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
8610 in phis_to_revisit at the end.
8612 2016-01-14 Richard Biener <rguenther@suse.de>
8614 PR tree-optimization/68060
8615 * tree-vect-loop.c (vect_is_simple_reduction): Check the
8616 outer loop reduction is only used in the inner loop before
8617 detecting a double reduction.
8619 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8622 * combine.c (expand_field_assignment): Punt if compute_mode is
8623 unsupported scalar mode.
8625 2016-01-14 Richard Biener <rguenther@suse.de>
8627 PR tree-optimization/66856
8628 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
8629 SLP node only if it built successfully.
8630 (vect_analyze_slp_instance): Adjust.
8632 2016-01-14 Jeff Law <law@redhat.com>
8634 PR tree-optimization/69270
8635 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
8636 (record_edge_info): Use it. Convert boolean_{true,false}_node
8639 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
8642 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
8643 use block_ultimate_origin
8644 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
8646 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8648 * doc/invoke.texi (Submodel Options): Rename section to
8649 "Machine-Dependent Options" to better reflect its content.
8650 Rewrite introductory text to remove archaic CPU names.
8653 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8655 * doc/invoke.texi (Code Gen Options): Move section up in file,
8656 before target-specific options. Update menu and option summary
8657 to reflect the new section ordering.
8659 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8661 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
8662 (C++ Dialect Options): Add cross-reference to -std option.
8663 * doc/standards.texi (C++ Language): Document C++14 support.
8665 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8667 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
8668 for pack/unpack functions for __ibm128.
8669 (PACK_IF): Likewise.
8670 (UNPACK_IF): Likewise.
8672 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
8673 support for __ibm128 pack/unpack functions.
8674 (rs6000_invalid_builtin): Likewise.
8675 (rs6000_init_builtins): Likewise.
8676 (rs6000_opt_masks): Likewise.
8678 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
8679 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
8681 (RS6000_BTM_COMMON): Likewise.
8683 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
8684 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
8685 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
8686 128-bit floating point. Add support for the double values to be
8687 in Altivec registers for TF/IF packing and unpacking, but restrict
8688 TD packing sub-fields to be FPR registers. Don't allow overlapped
8689 register support for packing. Allow pack inputs to be memory
8690 locations. Don't build generator functions for unpack<mode>_dm
8691 and unpack<mode>_nodm.
8692 (unpack<mode>_dm): Likewise.
8693 (unpack<mode>_nodm): Likewise.
8694 (pack<mode>): Likewise.
8696 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
8697 built-in functions to pack/unpack explicit __ibm128 values.
8698 (__builtin_unpack_ibm128): Likewise.
8700 * doc/extend.texi (PowerPC Built-in Functions): Document
8701 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
8703 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
8706 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
8707 Add new arg loc and pass it down as context.
8708 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
8709 to the location to use for the warning.
8710 (check_function_arguments): New arg loc. All callers changed. Pass
8711 it to check_function_nonnull.
8712 * c-common.h (check_function_arguments): Adjust declaration.
8714 2016-01-13 Jakub Jelinek <jakub@redhat.com>
8716 PR tree-optimization/69156
8717 * gimple.c (validate_type): Removed.
8718 (gimple_builtin_call_types_compatible_p): Use
8719 useless_type_conversion_p instead of validate_type.
8720 * value-prof.c (gimple_stringop_fixed_value): Fold
8721 icall_size to correct type.
8723 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8725 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
8728 2016-01-13 Richard Henderson <rth@redhat.com>
8731 * target.def (builtin_tm_load, builtin_tm_store): Remove.
8732 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
8733 (ix86_builtin_tm_store): Remove.
8734 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8735 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8736 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8737 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8738 * doc/tm.texi: Rebuild.
8740 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
8741 (BUILT_IN_TM_MEMCPY_RTWN): New.
8742 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
8743 fallback from vector to integer helpers.
8744 (build_tm_load): Handle vector types directly, instead of
8746 (build_tm_store): Likewise.
8747 (expand_assign_tm): Prepare for register types not handled by
8748 the above. Copy them to memory and use memcpy.
8749 * tree.c (tm_define_builtin): New.
8750 (find_tm_vector_type): New.
8751 (build_tm_vector_builtins): New.
8752 (build_common_builtin_nodes): Call it.
8754 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
8756 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
8757 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
8759 2016-01-13 Tom de Vries <tom@codesourcery.com>
8761 PR tree-optimization/69169
8762 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
8763 handled_struct_type param.
8764 (create_variable_info_for, intra_create_variable_infos): Call
8765 create_variable_info_for_1 with extra arg.
8767 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
8769 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
8770 and "armv8.1-a+crc" entries.
8772 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
8775 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
8776 Change first operand predicate from register_or_constm1_operand
8777 to register_operand.
8778 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
8779 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
8780 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
8781 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
8782 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
8783 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
8784 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
8785 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
8786 comparison with constm1_rtx from vec_prefetch_gen part.
8788 2016-01-13 Richard Biener <rguenther@suse.de>
8790 PR tree-optimization/69013
8791 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
8792 Exchange assert for a test.
8794 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8797 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
8799 2016-01-13 Richard Biener <rguenther@suse.de>
8801 PR tree-optimization/69242
8802 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
8803 assert with a check.
8805 2016-01-13 Richard Biener <rguenther@suse.de>
8807 PR tree-optimization/69186
8808 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
8809 Properly guard vect_update_misalignment_for_peel call.
8811 2016-01-12 Jeff Law <law@redhat.com>
8813 PR tree-optimization/pr67755
8814 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
8815 "need_profile_correction".
8816 (thread_block_1): Initialize new field to false by default. If we
8817 have multiple thread paths through a common joiner to different
8818 final targets, then set new field to true.
8819 (compute_path_counts): Only do count adjustment when it's really
8822 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8824 * doc/invoke.texi (Spec Files): Move section down in file, past
8825 all command-line option descriptions.
8827 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8830 * doc/gty.texi: Remove documentation of mark_hook.
8831 * gengtype.c (struct write_types_data): Remove code to support
8832 mark_hook attribute.
8833 (walk_type): Likewise.
8834 (write_func_for_structure): Likewise.
8836 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8838 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
8839 Directory Options, and -specs= to Overall Options.
8840 (Overall Options): Adjust similarly. Reorder to group related
8841 options together. Make -specs= cross-reference the spec file details.
8842 (Directory Options): Adjust similarly.
8844 2016-01-12 Jeff Law <law@redhat.com>
8846 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
8848 2016-01-12 Olivier Hainque <hainque@adacore.com>
8850 * gcc.c (spec_undefvar_allowed): New global.
8851 (process_command): Set to true when running for --version or --help,
8853 (getenv_spec_function): When the variable is not defined, use the
8854 variable name as the variable value if we're allowed not to issue
8857 2016-01-12 Bin Cheng <bin.cheng@arm.com>
8859 PR tree-optimization/68911
8860 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
8861 information computed for expression "init + nit * step".
8863 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8865 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
8866 about name of GCC executable. Remove deleted node from menu.
8867 (Directory Options) <-B>: Remove cross-reference to deleted node.
8868 (Target Options): Delete section.
8870 2016-01-12 Christian Bruel <christian.bruel@st.com>
8873 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
8874 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
8876 2016-01-12 Jakub Jelinek <jakub@redhat.com>
8879 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
8880 aligned_mem is properly set for AVX512-VL floating point masked
8884 * ifcvt.c (cond_exec_process_if_block): When removing the last
8885 insn from then_bb, remove also any possible barriers that follow it.
8887 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
8891 * config/i386/iamcu.h (SIZE_TYPE): New macro.
8892 (PTRDIFF_TYPE): Likewise.
8893 (WCHAR_TYPE): Likewise.
8894 (WCHAR_TYPE_SIZE): Likewise.
8895 (STDINT_LONG32): Likewise.
8897 2016-01-12 Richard Biener <rguenther@suse.de>
8899 PR tree-optimization/69053
8900 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
8901 convert initial value for cond reductions.
8903 2016-01-12 Richard Biener <rguenther@suse.de>
8905 PR tree-optimization/69007
8906 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
8907 widen_sum after dot_prod and sad.
8909 2016-01-12 Richard Biener <rguenther@suse.de>
8911 PR tree-optimization/69168
8912 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
8913 pattern stmt SLP type.
8914 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
8915 end up unused so cope with that case.
8917 2016-01-12 Richard Biener <rguenther@suse.de>
8919 PR tree-optimization/69157
8920 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
8921 stmts def type only during analyze phase.
8922 (vectorizable_call): Likewise.
8923 (vectorizable_simd_clone_call): Likewise.
8924 (vectorizable_conversion): Likewise.
8925 (vectorizable_assignment): Likewise.
8926 (vectorizable_shift): Likewise.
8927 (vectorizable_operation): Likewise.
8928 (vectorizable_store): Likewise.
8929 (vectorizable_load): Likewise.
8931 2016-01-12 Richard Biener <rguenther@suse.de>
8933 PR tree-optimization/69174
8934 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
8936 (vectorizable_load): Properly compute the number of loads needed
8937 for permuted strided SLP loads and do not spuriously assign
8938 to SLP_TREE_VEC_STMTS.
8940 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
8942 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
8943 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
8944 (MD_EXEC_PREFIX): Remove.
8945 (MD_STARTFILE_PREFIX) Removee.
8946 (FILE_NAME_ABSOLUTE_P): Remove.
8947 (CPP_SPEC): Do not read macros from sys/version.h.
8948 (LINK_COMMAND_SPEC): Remove.
8949 (LOCAL_INCLUDE_DIR): Remove.
8950 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
8951 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
8952 (POST_LINK_SPEC): Define to invoke stubify after linker
8953 (LIBSTDCXX): Remove define
8954 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
8955 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
8956 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
8957 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
8958 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
8959 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
8960 (i386_djgpp_asm_named_section): Add propotype of new procedure
8962 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
8963 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
8964 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
8965 in config/i386/djgpp.h).
8966 (STANDARD_STARTFILE_PREFIX_2): Define identical to
8967 STANDARD_STARTFILE_PREFIX_1.
8968 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
8969 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
8970 installation errors.
8971 (MAX_OFILE_ALIGNMENT): Define to 128.
8972 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
8974 * config/i386/djgpp.c: New file. Add implementation of
8975 i386_djgpp_asm_named_section.
8977 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
8979 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
8980 Add rule for building djgpp.o.
8982 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8984 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
8985 (rtx_is_swappable_p): Reductions are swappable.
8986 (insn_is_swappable_p): V2DF reductions are swappable.
8988 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
8990 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
8991 reloads for other unsupported memory operands.
8993 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8994 Jim Wilson <jim.wilson@linaro.org>
8997 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
8998 copy_to_mode_reg instead of force_reg.
9000 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
9003 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
9004 TARGET_80387 is true.
9006 2016-01-11 Jakub Jelinek <jakub@redhat.com>
9009 * lra-eliminations.c (move_plus_up): Only move plus up
9010 if subreg of the constant can be simplified into constant
9011 and use the simplified subreg of the constant instead of
9012 the original constant.
9014 * fold-const.c (fold_convertible_p): Don't return true
9015 for conversion of VECTOR_TYPE to same sized integral type.
9016 (fold_convert_loc): Fix up formatting. Fold conversion of
9017 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
9018 instead of NOP_EXPR.
9020 PR tree-optimization/69214
9021 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
9022 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
9025 PR tree-optimization/69207
9026 * tree-vect-slp.c (vect_get_constant_vectors): For
9027 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
9028 fold_convertible_p to vector_type's element type, and always
9029 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
9031 2016-01-11 Richard Biener <rguenther@suse.de>
9033 PR tree-optimization/69173
9034 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
9035 fixup the cycle if all stmts are in a pattern.
9037 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
9040 * alias.c (base_alias_check): Move check for addresses with
9041 alignment ANDs before the call for compare_base_decls.
9042 (memrefs_conflict_p): Return -1 for different decls
9043 that went through alignment adjustments.
9045 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9047 PR rtl-optimization/68796
9048 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
9049 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
9050 and QImode comparisons against zero with CC_NZmode.
9051 * config/aarch64/iterators.md (short_mask): New mode_attr.
9053 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
9055 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
9056 (<avx512>_store<mode>_mask): Likewise.
9058 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
9059 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9061 PR rtl-optimization/68841
9062 * ifcvt.c (struct noce_if_info): Add orig_x field.
9063 (bbs_ok_for_cmove_arith): Add to_rename parameter.
9064 Don't record conflicts on to_rename if it's present.
9065 Allow memory destinations in sets.
9066 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
9067 blocks, passing orig_x to the checks.
9068 (noce_process_if_block): Set if_info->orig_x appropriately.
9070 2016-01-11 Tom de Vries <tom@codesourcery.com>
9072 PR tree-optimization/69069
9073 * tree-parloops.c (create_parallel_loop): Add missing phi args.
9075 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
9077 PR rtl-optimization/68920
9078 * config/i386/i386.c (ix86_option_override_internal): Restrict number
9079 of conditional moves for RTL if-conversion to 1 for
9080 TARGET_ONE_IF_CONV_INSN.
9081 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
9082 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
9083 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
9084 parameter to restirct number of conditional moves for
9086 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
9087 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
9090 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
9093 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
9094 onepart vars. Fix typo in comment. Fix reversed condition in
9096 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
9099 * var-tracking.c (dump_onepart_variable_differences): New.
9100 (dataflow_set_different): If a detailed dump is requested,
9101 delay early returns and dump differences between onepart
9102 variables present before and after, and added variables.
9104 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
9107 * expr.c (expand_expr_real_1): For boolean vector constants
9108 with a scalar mode use const_scalar_mask_from_tree.
9109 (const_scalar_mask_from_tree): New.
9110 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
9111 assigned to a mask type to handle constants.
9113 2016-01-11 Martin Jambor <mjambor@suse.cz>
9116 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
9117 useless parameters if we cannot change function signature.
9119 2016-01-11 Martin Jambor <mjambor@suse.cz>
9122 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
9125 2016-01-11 Tom de Vries <tom@codesourcery.com>
9127 PR tree-optimization/69109
9128 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
9131 2016-01-11 Tom de Vries <tom@codesourcery.com>
9133 PR tree-optimization/69108
9134 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
9135 res is not used in a phi.
9137 2016-01-11 Yury Gribov <y.gribov@samsung.com>
9140 * common.opt (frandom-seed): Fix parameter name.
9141 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
9143 2016-01-11 Tom de Vries <tom@codesourcery.com>
9145 PR tree-optimization/69058
9146 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
9149 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
9151 * config/arc/arc.opt (mdiv-rem): Add period to the end.
9152 (mcode-density): Likewise.
9154 2016-01-10 Tom de Vries <tom@codesourcery.com>
9156 PR tree-optimization/69062
9157 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
9158 (parallelize_loops): Don't paralelize loop that has phi with address
9161 2016-01-10 Tom de Vries <tom@codesourcery.com>
9163 PR tree-optimization/69039
9164 * tree-parloops.c (try_create_reduction_list): Only allow single exit
9167 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
9170 * match.pd: Require target has function_c99_misc before doing
9171 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
9173 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
9175 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
9177 * configure: Regenerate.
9179 2016-01-09 Jakub Jelinek <jakub@redhat.com>
9182 PR tree-optimization/69097
9183 * fold-const.h (expr_not_equal_to): New prototype.
9184 * fold-const.c: Include stringpool.h and tree-ssanames.h.
9185 (expr_not_equal_to): New function.
9186 * match.pd (X % -Y is the same as X % Y): Don't optimize
9187 unless X is known not to be equal to minimum or Y is known
9188 not to be equal to -1.
9189 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
9190 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
9191 (simplify_stmt_using_ranges): Adjust caller.
9192 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
9193 substitute_and_fold.
9195 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
9197 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
9200 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9202 PR tree-optimization/69167
9203 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
9204 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
9206 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
9208 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
9209 Richard Biener <rguenther@suse.de>
9211 PR tree-optimization/68707
9212 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
9213 instances that can be handled via vect_load_lanes.
9215 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
9217 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
9218 if we can't determine address equivalence.
9219 * alias.c (compare_base_decl): Update for changed return value of
9220 symtab_node::equal_address_to.
9222 2016-01-08 Jason Merrill <jason@redhat.com>
9226 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
9227 * expr.c (store_field): Not here.
9228 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
9229 call with TREE_ADDRESSABLE type.
9230 * tree-cfg.c (verify_gimple_call): Adjust.
9232 2016-01-08 Olivier Hainque <hainque@adacore.com>
9234 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
9237 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
9239 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
9240 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
9241 (reduc_smin_v2sf): Rename to...
9242 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
9243 (reduc_splus_v2sf): Rename to...
9244 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
9246 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9248 PR tree-optimization/69162
9249 * gimplify.c (gimplify_va_arg_expr): Encode original type of
9250 valist argument in another argument.
9251 (gimplify_modify_expr): Adjust for the above change. Cleanup.
9252 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
9253 to determine the va_list type, build a MEM_REF instead of
9254 build_fold_indirect_ref.
9256 PR tree-optimization/69172
9257 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
9260 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
9262 PR tree-optimization/67781
9263 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
9264 and cmpnop in two steps: first the ones not accessed in original
9265 gimple expression in a endian independent way and then the ones not
9266 accessed in the final result in an endian-specific way.
9268 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9270 PR tree-optimization/69083
9271 * tree-vect-slp.c (vect_get_constant_vectors): For
9272 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
9273 element type. If op is fold_convertible_p to vector_type's element
9274 type, use NOP_EXPR instead of VCE.
9276 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
9278 PR rtl-optimization/67778
9279 PR rtl-optimization/68634
9280 PR rtl-optimization/68909
9281 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
9282 block from the stack until done with it. Remove a superfluous
9283 bitmap set. Remove a superfluous bitmap test.
9285 2016-01-07 Martin Sebor <msebor@redhat.com>
9288 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
9289 constraint on the type of arguments.
9291 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
9293 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
9294 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
9295 unaligned_access on the gcc_options set.
9296 * config/arm/arm.c (arm_option_override_internal): Use
9297 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
9299 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
9302 * config/i386/i386.c (ix86_frame_pointer_required): Enable
9303 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
9305 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
9308 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
9311 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
9312 depending on frame_pointer_needed before remaining integer and SSE
9313 registers are saved.
9315 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
9318 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
9320 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
9323 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
9324 Use the "xBm" constraint.
9325 (float<sseintvecmodelower><mode>2<mask_name><round_name):
9327 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
9328 (sse_cvtsi2ssq<round_name>): Likewise.
9329 (sse_cvtss2si<round_name>): Likewise.
9330 (sse_cvtss2siq<round_name>): Likewise.
9331 (sse2_cvtsi2sdq<round_name>): Likewise.
9332 (sse2_cvtsd2si<round_name>): Likewise.
9333 (sse2_cvtsd2siq<round_name>): Likewise.
9334 * config/i386/subst.md (round_nimm_scalar_predicate): New
9337 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
9340 * varasm.c (make_decl_rtl): Mark invalid register vars as
9343 PR rtl-optimization/66206
9344 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
9345 All callers changed.
9347 2016-01-07 Jakub Jelinek <jakub@redhat.com>
9349 PR tree-optimization/69141
9350 * tree-ssa-pre.c: Include langhooks.h.
9351 (eliminate_dom_walker::before_dom_children): Use
9352 lang_hooks.decl_printable_name instead of
9353 cgraph_node::get ()->name ().
9356 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
9357 it and DECL_ALIGN too.
9359 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
9361 * config/mips/mips-ftypes.def: Sort to lexicographical order.
9363 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
9366 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
9367 depending on frame_pointer_needed before remaining integer and SSE
9368 registers are saved.
9370 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9372 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
9373 mode iterator with VSX_M2.
9374 (*p9_vecstore_<mode>): Likewise.
9375 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
9376 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
9377 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
9378 (define_split for VSX_LE128 stores): Likewise.
9379 (define_peephole2 for TImode LE swaps): Likewise.
9380 (define_split for VSX_LE128 post-reload stores): Likewise.
9382 2016-01-06 Marek Polacek <polacek@redhat.com>
9385 * convert.c (convert_to_integer_1): Adjust call to
9386 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
9387 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
9388 EXPR instead of ARG.
9389 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
9391 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9394 * doc/extend.texi (RL78 Variable Attributes): New section.
9396 2016-01-05 Marek Polacek <polacek@redhat.com>
9399 * builtins.c (get_memmodel): Use expansion point location rather than
9400 the input location. Call warning_at rather than warning.
9401 (expand_builtin_atomic_compare_exchange): Likewise.
9402 (expand_builtin_atomic_load): Likewise.
9403 (expand_builtin_atomic_store): Likewise.
9404 (expand_builtin_atomic_clear): Likewise.
9406 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
9409 * config/i386/i386.c (ix86_expand_vector_logical_operator):
9410 Replace nonimmediate_operand with vector_operand.
9411 * config/i386/predicates.md (vector_operand): New predicate.
9412 (general_vector_operand): Replace nonimmediate_operand with
9414 * config/i386/sse.md: Replace nonimmediate_operand with
9415 vector_operand and m constraint with Bm constraint on SSE
9416 patterns with 16-byte memory operand.
9417 * config/i386/subst.md (round_nimm_predicate): Replace
9418 nonimmediate_operand with vector_operand.
9419 (round_saeonly_nimm_predicate): Likewise.
9420 (round_saeonly_nimm_scalar_predicate): New.
9422 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
9425 * config/i386/constraints.md (Bm): New constraint.
9426 * config/i386/predicates.md (vector_memory_operand): New
9428 * config/i386/sse.md: Replace xm with xBm in plusminus and
9431 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9434 * doc/extend.texi (V850 Function Attributes): New section.
9435 (V850 Variable Attributes): New section.
9437 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9440 * doc/extend.texi (MicroBlaze Function Attributes): Document
9441 interrupt_handler and fast_interrupt attributes.
9443 2016-01-05 Sergei Trofimovich <siarheit@google.com>
9446 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
9447 for local symbolic operands.
9448 * config/ia64/predicates.md (local_symbolic_operand64): New
9451 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9453 PR rtl-optimization/68651
9454 * combine.c (combine_simplify_rtx): Canonicalize x + x into
9457 2016-01-05 Nathan Sidwell <nathan@acm.org>
9459 * alias.c (compare_base_decls): Use symtab_node::get.
9461 2016-01-05 Nick Clifton <nickc@redhat.com>
9464 * ira-costs.c (copy_cost): Initialise the t_icode field of the
9465 secondary_reload_info structure.
9468 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
9469 decls if weak support is available.
9471 2016-01-04 Martin Sebor <msebor@redhat.com>
9473 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
9475 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9477 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9478 OPTION_MASK_P9_DFORM.
9480 * config/rs6000/constraints.md (wo constraint): New constraint for
9483 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
9485 (rs6000_init_hard_regno_mode_ok): Likewise.
9487 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
9490 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
9491 expanders not to have constraints. Add support for ISA 3.0 xxperm
9492 instruction. Add support for fusing xxlor with xxperm.
9493 (altivec_vperm_<mode>_internal): Likewise.
9494 (altivec_vperm_v8hiv16qi): Likewise.
9495 (altivec_vperm_<mode>v16q): Likewise.
9496 (altivec_vperm_<mode>_uns): Likewise.
9497 (vperm_v8hiv4si): Likewise.
9498 (vperm_v16qiv8hi): Likewise.
9500 * doc/md.texi (RS/6000 constraints): Document wo constraint.
9502 2016-01-04 Jakub Jelinek <jakub@redhat.com>
9504 Update copyright years.
9506 * gcc.c (process_command): Update copyright notice dates.
9507 * gcov-dump.c (print_version): Ditto.
9508 * gcov.c (print_version): Ditto.
9509 * gcov-tool.c (print_version): Ditto.
9510 * gengtype.c (create_file): Ditto.
9511 * doc/cpp.texi: Bump @copying's copyright year.
9512 * doc/cppinternals.texi: Ditto.
9513 * doc/gcc.texi: Ditto.
9514 * doc/gccint.texi: Ditto.
9515 * doc/gcov.texi: Ditto.
9516 * doc/install.texi: Ditto.
9517 * doc/invoke.texi: Ditto.
9519 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9521 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
9522 modes larger than TImode as TImode if NEON is not enabled.
9524 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9527 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
9528 mode for %f0-%f31 only if TARGET_FPU.
9530 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9533 * config/sparc/sparc.c (scan_record_type): Take into account subfields
9534 to compute the PACKED_P predicate.
9535 (function_arg_record_value): Minor tweaks.
9537 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
9539 * doc/install.texi (--with-multilib-list): Describe the meaning of the
9540 option for arm*-*-* targets.
9542 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
9544 * doc/extend.texi (Common Function Attributes): Move docs for
9545 MSP430-specific attributes to....
9546 (MSP430 Function Attributes): ...here. Delete the redundant
9547 entries and copy-edit the remaining text.
9548 (MSP430 Variable Attributes): Use uniform format for index
9549 entries and add a cross-reference to the corresponding function
9552 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
9554 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
9556 (x86 Options): Likewise.
9558 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9562 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
9563 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
9564 to corresponding attribute.
9566 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9568 * doc/extend.texi (Common Function Attributes) <noplt>: Move
9569 to correct alphabetization of table. Copy-edit and correct
9571 <stack_protect>: Likewise.
9572 <target_clones>: Likewise.
9574 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
9575 Correct punctuation.
9576 (Code Gen Options) <-fno-plt>: Copy-edit.
9578 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
9581 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
9582 SI values. Explicitly convert SI to DI and vice-versa.
9584 2016-01-01 Jakub Jelinek <jakub@redhat.com>
9586 PR tree-optimization/69070
9587 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
9588 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
9591 * ubsan.c (ubsan_instrument_float_cast): Call
9592 initialize_sanitizer_builtins.
9595 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
9597 Copyright (C) 2016 Free Software Foundation, Inc.
9599 Copying and distribution of this file, with or without modification,
9600 are permitted in any medium without royalty provided the copyright
9601 notice and this notice are preserved.